diff options
Diffstat (limited to 'libXft')
| -rw-r--r-- | libXft/configure.ac | 308 | ||||
| -rw-r--r-- | libXft/include/X11/Xft/Xft.h | 617 | ||||
| -rw-r--r-- | libXft/src/makefile | 23 | ||||
| -rw-r--r-- | libXft/src/xftcore.c | 2766 | ||||
| -rw-r--r-- | libXft/src/xftdpy.c | 1104 | ||||
| -rw-r--r-- | libXft/src/xftdraw.c | 1988 |
6 files changed, 3723 insertions, 3083 deletions
diff --git a/libXft/configure.ac b/libXft/configure.ac index 9b9f6a74d..b031a0116 100644 --- a/libXft/configure.ac +++ b/libXft/configure.ac @@ -1,154 +1,154 @@ -# -# Copyright © 2003 Keith Packard, Noah Levitt -# -# Permission to use, copy, modify, distribute, and sell this software and its -# documentation for any purpose is hereby granted without fee, provided that -# the above copyright notice appear in all copies and that both that -# copyright notice and this permission notice appear in supporting -# documentation, and that the name of Keith Packard not be used in -# advertising or publicity pertaining to distribution of the software without -# specific, written prior permission. Keith Packard makes no -# representations about the suitability of this software for any purpose. It -# is provided "as is" without express or implied warranty. -# -# KEITH PACKARD DISCLAIMS ALL WARRANTIES WITH REGARD TO THIS SOFTWARE, -# INCLUDING ALL IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS, IN NO -# EVENT SHALL KEITH PACKARD BE LIABLE FOR ANY SPECIAL, INDIRECT OR -# CONSEQUENTIAL DAMAGES OR ANY DAMAGES WHATSOEVER RESULTING FROM LOSS OF USE, -# DATA OR PROFITS, WHETHER IN AN ACTION OF CONTRACT, NEGLIGENCE OR OTHER -# TORTIOUS ACTION, ARISING OUT OF OR IN CONNECTION WITH THE USE OR -# PERFORMANCE OF THIS SOFTWARE. -# - -# Initialize Autoconf -AC_PREREQ([2.60]) -# -# This is the package version number, not the shared library -# version. This version number will be substituted into Xft.h -# Please bump the minor library number at each release as well. -# -AC_INIT([libXft], [2.2.0], - [https://bugs.freedesktop.org/enter_bug.cgi?product=xorg], [libXft]) -AC_CONFIG_SRCDIR([Makefile.am]) -AC_CONFIG_HEADERS([config.h]) - -# Initialize Automake -AM_INIT_AUTOMAKE([foreign dist-bzip2]) -AM_MAINTAINER_MODE - -# Initialize libtool -AC_PROG_LIBTOOL - -# Require X.Org macros 1.8 or later for MAN_SUBSTS set by XORG_MANPAGE_SECTIONS -m4_ifndef([XORG_MACROS_VERSION], - [m4_fatal([must install xorg-macros 1.8 or later before running autoconf/autogen])]) -XORG_MACROS_VERSION(1.8) -XORG_DEFAULT_OPTIONS - -# Set library version for Xft.h from package version set in AC_INIT -# copied from PACKAGE_VERSION_* settings in XORG_VERSION -AC_CONFIG_HEADERS([include/X11/Xft/Xft.h]) -AC_DEFINE_UNQUOTED([XFT_MAJOR], - [`echo $PACKAGE_VERSION | cut -d . -f 1`], - [Major version of Xft]) -AC_DEFINE_UNQUOTED([XFT_MINOR], - [`echo $PACKAGE_VERSION | cut -d . -f 2 | cut -d - -f 1`], - [Minor version of Xft]) -AC_DEFINE_UNQUOTED([XFT_REVISION], - [`echo $PACKAGE_VERSION | cut -d . -f 3 | cut -d - -f 1`], - [Micro revision of Xft]) - -XFT_LT_VERSION=`echo $PACKAGE_VERSION | tr '.' ':'` -AC_SUBST([XFT_LT_VERSION]) - -# -# Check for Xrender -# -PKG_CHECK_MODULES(XRENDER, xrender >= 0.8.2, [xrender_found_with_pkgconfig=yes], - [xrender_found_with_pkgconfig=no]) -case "$xrender_found_with_pkgconfig" in -no) - PKG_CHECK_MODULES(XRENDER, xrender >= 0, [old_xrender_found_with_pkgconfig=yes], - [old_xrender_found_with_pkgconfig=no]) - case "$old_xrender_found_with_pkgconfig" in - yes) - XRENDER_LIBS="$XRENDER_LIBS -lXext -lX11" - ;; - *) - # checks for X - AC_PATH_X - - XRENDER_CFLAGS="-I$x_includes" - XRENDER_LIBS="-L$x_libraries -lXrender -lXext -lX11" - - saved_CPPFLAGS="$CPPFLAGS" - CPPFLAGS="$CPPFLAGS $XRENDER_CFLAGS" - AC_CHECK_HEADERS([X11/extensions/Xrender.h], [], [AC_MSG_ERROR([Xrender.h not found.])]) - CPPFLAGS="$saved_CPPFLAGS" - - saved_LIBS="$LIBS" - LIBS="$LIBS $XRENDER_LIBS" - AC_CHECK_FUNCS([XRenderFindStandardFormat], [], [AC_MSG_ERROR([libXrender not found or too old.])]) - LIBS="$saved_LIBS" - ;; - esac - ;; -esac - -# Check freetype configuration -AC_ARG_WITH(freetype-config, [ --with-freetype-config=PROG Use FreeType configuration program PROG], freetype_config=$withval, freetype_config=auto) - -if test "$freetype_config" = "auto"; then - PKG_CHECK_MODULES(FREETYPE, freetype2, - freetype_config=no, freetype_config=yes) -fi - -if test "$freetype_config" = "yes"; then - AC_PATH_PROG(ft_config,freetype-config,no) - if test "$ft_config" = "no"; then - AC_MSG_ERROR([You must have freetype installed; see http://www.freetype.org/]) - fi -else - ft_config="$freetype_config" -fi - -if test "$freetype_config" != "no"; then - FREETYPE_CFLAGS="`$ft_config --cflags`" - FREETYPE_LIBS="`$ft_config --libs`" -fi - -# Check fontconfig configuration -PKG_CHECK_MODULES(FONTCONFIG, fontconfig >= 2.2) - -AC_SUBST(XRENDER_CFLAGS) -AC_SUBST(XRENDER_LIBS) -AC_SUBST(FREETYPE_CFLAGS) -AC_SUBST(FREETYPE_LIBS) -AC_SUBST(FONTCONFIG_CFLAGS) -AC_SUBST(FONTCONFIG_LIBS) - -fontconfig_save_libs="$LIBS" -fontconfig_save_cflags="$CFLAGS" -LIBS="$LIBS $FREETYPE_LIBS" -CFLAGS="$CFLAGS $FREETYPE_CFLAGS" -AC_CHECK_FUNCS(FT_Get_Next_Char FT_Get_BDF_Property FT_Get_PS_Font_Info FT_Has_PS_Glyph_Names FT_GlyphSlot_Embolden) -AC_CHECK_MEMBER(FT_Bitmap_Size.y_ppem, - HAVE_FT_BITMAP_SIZE_Y_PPEM=1, - HAVE_FT_BITMAP_SIZE_Y_PPEM=0, -[#include <ft2build.h> -#include FT_FREETYPE_H]) -AC_DEFINE_UNQUOTED(HAVE_FT_BITMAP_SIZE_Y_PPEM,$HAVE_FT_BITMAP_SIZE_Y_PPEM, - [FT_Bitmap_Size structure includes y_ppem field]) - -LIBS="$fontconfig_save_libs" -CFLAGS="$fontconfig_save_cflags" - -if test "$VERSION" = "" ; then - VERSION=$PACKAGE_VERSION; -fi - -AC_CONFIG_FILES([Makefile - xft.pc - src/Makefile - man/Makefile]) -AC_OUTPUT +#
+# Copyright © 2003 Keith Packard, Noah Levitt
+#
+# Permission to use, copy, modify, distribute, and sell this software and its
+# documentation for any purpose is hereby granted without fee, provided that
+# the above copyright notice appear in all copies and that both that
+# copyright notice and this permission notice appear in supporting
+# documentation, and that the name of Keith Packard not be used in
+# advertising or publicity pertaining to distribution of the software without
+# specific, written prior permission. Keith Packard makes no
+# representations about the suitability of this software for any purpose. It
+# is provided "as is" without express or implied warranty.
+#
+# KEITH PACKARD DISCLAIMS ALL WARRANTIES WITH REGARD TO THIS SOFTWARE,
+# INCLUDING ALL IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS, IN NO
+# EVENT SHALL KEITH PACKARD BE LIABLE FOR ANY SPECIAL, INDIRECT OR
+# CONSEQUENTIAL DAMAGES OR ANY DAMAGES WHATSOEVER RESULTING FROM LOSS OF USE,
+# DATA OR PROFITS, WHETHER IN AN ACTION OF CONTRACT, NEGLIGENCE OR OTHER
+# TORTIOUS ACTION, ARISING OUT OF OR IN CONNECTION WITH THE USE OR
+# PERFORMANCE OF THIS SOFTWARE.
+#
+
+# Initialize Autoconf
+AC_PREREQ([2.60])
+#
+# This is the package version number, not the shared library
+# version. This version number will be substituted into Xft.h
+# Please bump the minor library number at each release as well.
+#
+AC_INIT([libXft], [2.2.0],
+ [https://bugs.freedesktop.org/enter_bug.cgi?product=xorg], [libXft])
+AC_CONFIG_SRCDIR([Makefile.am])
+AC_CONFIG_HEADERS([config.h])
+
+# Initialize Automake
+AM_INIT_AUTOMAKE([foreign dist-bzip2])
+AM_MAINTAINER_MODE
+
+# Initialize libtool
+AC_PROG_LIBTOOL
+
+# Require X.Org macros 1.8 or later for MAN_SUBSTS set by XORG_MANPAGE_SECTIONS
+m4_ifndef([XORG_MACROS_VERSION],
+ [m4_fatal([must install xorg-macros 1.8 or later before running autoconf/autogen])])
+XORG_MACROS_VERSION(1.8)
+XORG_DEFAULT_OPTIONS
+
+# Set library version for Xft.h from package version set in AC_INIT
+# copied from PACKAGE_VERSION_* settings in XORG_VERSION
+AC_CONFIG_HEADERS([include/X11/Xft/Xft.h])
+AC_DEFINE_UNQUOTED([XFT_MAJOR],
+ [`echo $PACKAGE_VERSION | cut -d . -f 1`],
+ [Major version of Xft])
+AC_DEFINE_UNQUOTED([XFT_MINOR],
+ [`echo $PACKAGE_VERSION | cut -d . -f 2 | cut -d - -f 1`],
+ [Minor version of Xft])
+AC_DEFINE_UNQUOTED([XFT_REVISION],
+ [`echo $PACKAGE_VERSION | cut -d . -f 3 | cut -d - -f 1`],
+ [Micro revision of Xft])
+
+XFT_LT_VERSION=`echo $PACKAGE_VERSION | tr '.' ':'`
+AC_SUBST([XFT_LT_VERSION])
+
+#
+# Check for Xrender
+#
+PKG_CHECK_MODULES(XRENDER, xrender >= 0.8.2, [xrender_found_with_pkgconfig=yes],
+ [xrender_found_with_pkgconfig=no])
+case "$xrender_found_with_pkgconfig" in
+no)
+ PKG_CHECK_MODULES(XRENDER, xrender >= 0, [old_xrender_found_with_pkgconfig=yes],
+ [old_xrender_found_with_pkgconfig=no])
+ case "$old_xrender_found_with_pkgconfig" in
+ yes)
+ XRENDER_LIBS="$XRENDER_LIBS -lXext -lX11"
+ ;;
+ *)
+ # checks for X
+ AC_PATH_X
+
+ XRENDER_CFLAGS="-I$x_includes"
+ XRENDER_LIBS="-L$x_libraries -lXrender -lXext -lX11"
+
+ saved_CPPFLAGS="$CPPFLAGS"
+ CPPFLAGS="$CPPFLAGS $XRENDER_CFLAGS"
+ AC_CHECK_HEADERS([X11/extensions/Xrender.h], [], [AC_MSG_ERROR([Xrender.h not found.])])
+ CPPFLAGS="$saved_CPPFLAGS"
+
+ saved_LIBS="$LIBS"
+ LIBS="$LIBS $XRENDER_LIBS"
+ AC_CHECK_FUNCS([XRenderFindStandardFormat], [], [AC_MSG_ERROR([libXrender not found or too old.])])
+ LIBS="$saved_LIBS"
+ ;;
+ esac
+ ;;
+esac
+
+# Check freetype configuration
+AC_ARG_WITH(freetype-config, [ --with-freetype-config=PROG Use FreeType configuration program PROG], freetype_config=$withval, freetype_config=auto)
+
+if test "$freetype_config" = "auto"; then
+ PKG_CHECK_MODULES(FREETYPE, freetype2,
+ freetype_config=no, freetype_config=yes)
+fi
+
+if test "$freetype_config" = "yes"; then
+ AC_PATH_PROG(ft_config,freetype-config,no)
+ if test "$ft_config" = "no"; then
+ AC_MSG_ERROR([You must have freetype installed; see http://www.freetype.org/])
+ fi
+else
+ ft_config="$freetype_config"
+fi
+
+if test "$freetype_config" != "no"; then
+ FREETYPE_CFLAGS="`$ft_config --cflags`"
+ FREETYPE_LIBS="`$ft_config --libs`"
+fi
+
+# Check fontconfig configuration
+PKG_CHECK_MODULES(FONTCONFIG, fontconfig >= 2.2)
+
+AC_SUBST(XRENDER_CFLAGS)
+AC_SUBST(XRENDER_LIBS)
+AC_SUBST(FREETYPE_CFLAGS)
+AC_SUBST(FREETYPE_LIBS)
+AC_SUBST(FONTCONFIG_CFLAGS)
+AC_SUBST(FONTCONFIG_LIBS)
+
+fontconfig_save_libs="$LIBS"
+fontconfig_save_cflags="$CFLAGS"
+LIBS="$LIBS $FREETYPE_LIBS"
+CFLAGS="$CFLAGS $FREETYPE_CFLAGS"
+AC_CHECK_FUNCS(FT_Get_Next_Char FT_Get_BDF_Property FT_Get_PS_Font_Info FT_Has_PS_Glyph_Names FT_GlyphSlot_Embolden)
+AC_CHECK_MEMBER(FT_Bitmap_Size.y_ppem,
+ HAVE_FT_BITMAP_SIZE_Y_PPEM=1,
+ HAVE_FT_BITMAP_SIZE_Y_PPEM=0,
+[#include <ft2build.h>
+#include FT_FREETYPE_H])
+AC_DEFINE_UNQUOTED(HAVE_FT_BITMAP_SIZE_Y_PPEM,$HAVE_FT_BITMAP_SIZE_Y_PPEM,
+ [FT_Bitmap_Size structure includes y_ppem field])
+
+LIBS="$fontconfig_save_libs"
+CFLAGS="$fontconfig_save_cflags"
+
+if test "$VERSION" = "" ; then
+ VERSION=$PACKAGE_VERSION;
+fi
+
+AC_CONFIG_FILES([Makefile
+ xft.pc
+ src/Makefile
+ man/Makefile])
+AC_OUTPUT
diff --git a/libXft/include/X11/Xft/Xft.h b/libXft/include/X11/Xft/Xft.h new file mode 100644 index 000000000..f79cc593c --- /dev/null +++ b/libXft/include/X11/Xft/Xft.h @@ -0,0 +1,617 @@ +/* + * Copyright © 2000 Keith Packard + * + * Permission to use, copy, modify, distribute, and sell this software and its + * documentation for any purpose is hereby granted without fee, provided that + * the above copyright notice appear in all copies and that both that + * copyright notice and this permission notice appear in supporting + * documentation, and that the name of Keith Packard not be used in + * advertising or publicity pertaining to distribution of the software without + * specific, written prior permission. Keith Packard makes no + * representations about the suitability of this software for any purpose. It + * is provided "as is" without express or implied warranty. + * + * KEITH PACKARD DISCLAIMS ALL WARRANTIES WITH REGARD TO THIS SOFTWARE, + * INCLUDING ALL IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS, IN NO + * EVENT SHALL KEITH PACKARD BE LIABLE FOR ANY SPECIAL, INDIRECT OR + * CONSEQUENTIAL DAMAGES OR ANY DAMAGES WHATSOEVER RESULTING FROM LOSS OF USE, + * DATA OR PROFITS, WHETHER IN AN ACTION OF CONTRACT, NEGLIGENCE OR OTHER + * TORTIOUS ACTION, ARISING OUT OF OR IN CONNECTION WITH THE USE OR + * PERFORMANCE OF THIS SOFTWARE. + */ + +#ifndef _XFT_H_ +#define _XFT_H_ + +/* + * Current Xft version number, set from version in the Xft configure.ac file. + */ +/* #undef will be substituted by configure */ +#define XFT_MAJOR 2 +#define XFT_MINOR 2 +#define XFT_REVISION 0 + +#define XFT_VERSION ((XFT_MAJOR * 10000) + (XFT_MINOR * 100) + (XFT_REVISION)) +#define XftVersion XFT_VERSION + +#include <stdarg.h> +#include <ft2build.h> +#include FT_FREETYPE_H +#include <fontconfig/fontconfig.h> +#include <X11/extensions/Xrender.h> + +#include <X11/Xfuncproto.h> +/* #include <X11/Xosdefs.h>*/ +#ifndef _X_SENTINEL +# define _X_SENTINEL(x) +#endif + +#ifndef _XFT_NO_COMPAT_ +#include <X11/Xft/XftCompat.h> +#endif + +#define XFT_CORE "core" +#define XFT_RENDER "render" +#define XFT_XLFD "xlfd" +#define XFT_MAX_GLYPH_MEMORY "maxglyphmemory" +#define XFT_MAX_UNREF_FONTS "maxunreffonts" + +extern FT_Library _XftFTlibrary; + +typedef struct _XftFontInfo XftFontInfo; + +typedef struct _XftFont { + int ascent; + int descent; + int height; + int max_advance_width; + FcCharSet *charset; + FcPattern *pattern; +} XftFont; + +typedef struct _XftDraw XftDraw; + +typedef struct _XftColor { + unsigned long pixel; + XRenderColor color; +} XftColor; + +typedef struct _XftCharSpec { + FcChar32 ucs4; + short x; + short y; +} XftCharSpec; + +typedef struct _XftCharFontSpec { + XftFont *font; + FcChar32 ucs4; + short x; + short y; +} XftCharFontSpec; + +typedef struct _XftGlyphSpec { + FT_UInt glyph; + short x; + short y; +} XftGlyphSpec; + +typedef struct _XftGlyphFontSpec { + XftFont *font; + FT_UInt glyph; + short x; + short y; +} XftGlyphFontSpec; + +_XFUNCPROTOBEGIN + + +/* xftcolor.c */ +Bool +XftColorAllocName (Display *dpy, + _Xconst Visual *visual, + Colormap cmap, + _Xconst char *name, + XftColor *result); + +Bool +XftColorAllocValue (Display *dpy, + Visual *visual, + Colormap cmap, + _Xconst XRenderColor *color, + XftColor *result); + +void +XftColorFree (Display *dpy, + Visual *visual, + Colormap cmap, + XftColor *color); + +/* xftdpy.c */ +Bool +XftDefaultHasRender (Display *dpy); + +Bool +XftDefaultSet (Display *dpy, FcPattern *defaults); + +void +XftDefaultSubstitute (Display *dpy, int screen, FcPattern *pattern); + +/* xftdraw.c */ + +XftDraw * +XftDrawCreate (Display *dpy, + Drawable drawable, + Visual *visual, + Colormap colormap); + +XftDraw * +XftDrawCreateBitmap (Display *dpy, + Pixmap bitmap); + +XftDraw * +XftDrawCreateAlpha (Display *dpy, + Pixmap pixmap, + int depth); + +void +XftDrawChange (XftDraw *draw, + Drawable drawable); + +Display * +XftDrawDisplay (XftDraw *draw); + +Drawable +XftDrawDrawable (XftDraw *draw); + +Colormap +XftDrawColormap (XftDraw *draw); + +Visual * +XftDrawVisual (XftDraw *draw); + +void +XftDrawDestroy (XftDraw *draw); + +Picture +XftDrawPicture (XftDraw *draw); + +Picture +XftDrawSrcPicture (XftDraw *draw, _Xconst XftColor *color); + +void +XftDrawGlyphs (XftDraw *draw, + _Xconst XftColor *color, + XftFont *pub, + int x, + int y, + _Xconst FT_UInt *glyphs, + int nglyphs); + +void +XftDrawString8 (XftDraw *draw, + _Xconst XftColor *color, + XftFont *pub, + int x, + int y, + _Xconst FcChar8 *string, + int len); + +void +XftDrawString16 (XftDraw *draw, + _Xconst XftColor *color, + XftFont *pub, + int x, + int y, + _Xconst FcChar16 *string, + int len); + +void +XftDrawString32 (XftDraw *draw, + _Xconst XftColor *color, + XftFont *pub, + int x, + int y, + _Xconst FcChar32 *string, + int len); + +void +XftDrawStringUtf8 (XftDraw *draw, + _Xconst XftColor *color, + XftFont *pub, + int x, + int y, + _Xconst FcChar8 *string, + int len); + +void +XftDrawStringUtf16 (XftDraw *draw, + _Xconst XftColor *color, + XftFont *pub, + int x, + int y, + _Xconst FcChar8 *string, + FcEndian endian, + int len); + +void +XftDrawCharSpec (XftDraw *draw, + _Xconst XftColor *color, + XftFont *pub, + _Xconst XftCharSpec *chars, + int len); + +void +XftDrawCharFontSpec (XftDraw *draw, + _Xconst XftColor *color, + _Xconst XftCharFontSpec *chars, + int len); + +void +XftDrawGlyphSpec (XftDraw *draw, + _Xconst XftColor *color, + XftFont *pub, + _Xconst XftGlyphSpec *glyphs, + int len); + +void +XftDrawGlyphFontSpec (XftDraw *draw, + _Xconst XftColor *color, + _Xconst XftGlyphFontSpec *glyphs, + int len); + +void +XftDrawRect (XftDraw *draw, + _Xconst XftColor *color, + int x, + int y, + unsigned int width, + unsigned int height); + + +Bool +XftDrawSetClip (XftDraw *draw, + Region r); + + +Bool +XftDrawSetClipRectangles (XftDraw *draw, + int xOrigin, + int yOrigin, + _Xconst XRectangle *rects, + int n); + +void +XftDrawSetSubwindowMode (XftDraw *draw, + int mode); + +/* xftextent.c */ + +void +XftGlyphExtents (Display *dpy, + XftFont *pub, + _Xconst FT_UInt *glyphs, + int nglyphs, + XGlyphInfo *extents); + +void +XftTextExtents8 (Display *dpy, + XftFont *pub, + _Xconst FcChar8 *string, + int len, + XGlyphInfo *extents); + +void +XftTextExtents16 (Display *dpy, + XftFont *pub, + _Xconst FcChar16 *string, + int len, + XGlyphInfo *extents); + +void +XftTextExtents32 (Display *dpy, + XftFont *pub, + _Xconst FcChar32 *string, + int len, + XGlyphInfo *extents); + +void +XftTextExtentsUtf8 (Display *dpy, + XftFont *pub, + _Xconst FcChar8 *string, + int len, + XGlyphInfo *extents); + +void +XftTextExtentsUtf16 (Display *dpy, + XftFont *pub, + _Xconst FcChar8 *string, + FcEndian endian, + int len, + XGlyphInfo *extents); + +/* xftfont.c */ +FcPattern * +XftFontMatch (Display *dpy, + int screen, + _Xconst FcPattern *pattern, + FcResult *result); + +XftFont * +XftFontOpen (Display *dpy, int screen, ...) _X_SENTINEL(0); + +XftFont * +XftFontOpenName (Display *dpy, int screen, _Xconst char *name); + +XftFont * +XftFontOpenXlfd (Display *dpy, int screen, _Xconst char *xlfd); + +/* xftfreetype.c */ + +FT_Face +XftLockFace (XftFont *pub); + +void +XftUnlockFace (XftFont *pub); + +XftFontInfo * +XftFontInfoCreate (Display *dpy, _Xconst FcPattern *pattern); + +void +XftFontInfoDestroy (Display *dpy, XftFontInfo *fi); + +FcChar32 +XftFontInfoHash (_Xconst XftFontInfo *fi); + +FcBool +XftFontInfoEqual (_Xconst XftFontInfo *a, _Xconst XftFontInfo *b); + +XftFont * +XftFontOpenInfo (Display *dpy, + FcPattern *pattern, + XftFontInfo *fi); + +XftFont * +XftFontOpenPattern (Display *dpy, FcPattern *pattern); + +XftFont * +XftFontCopy (Display *dpy, XftFont *pub); + +void +XftFontClose (Display *dpy, XftFont *pub); + +FcBool +XftInitFtLibrary(void); + +/* xftglyphs.c */ +void +XftFontLoadGlyphs (Display *dpy, + XftFont *pub, + FcBool need_bitmaps, + _Xconst FT_UInt *glyphs, + int nglyph); + +void +XftFontUnloadGlyphs (Display *dpy, + XftFont *pub, + _Xconst FT_UInt *glyphs, + int nglyph); + +#define XFT_NMISSING 256 + +FcBool +XftFontCheckGlyph (Display *dpy, + XftFont *pub, + FcBool need_bitmaps, + FT_UInt glyph, + FT_UInt *missing, + int *nmissing); + +FcBool +XftCharExists (Display *dpy, + XftFont *pub, + FcChar32 ucs4); + +FT_UInt +XftCharIndex (Display *dpy, + XftFont *pub, + FcChar32 ucs4); + +/* xftinit.c */ +FcBool +XftInit (_Xconst char *config); + +int +XftGetVersion (void); + +/* xftlist.c */ + +FcFontSet * +XftListFonts (Display *dpy, + int screen, + ...) _X_SENTINEL(0); + +/* xftname.c */ +FcPattern +*XftNameParse (_Xconst char *name); + +/* xftrender.c */ +void +XftGlyphRender (Display *dpy, + int op, + Picture src, + XftFont *pub, + Picture dst, + int srcx, + int srcy, + int x, + int y, + _Xconst FT_UInt *glyphs, + int nglyphs); + +void +XftGlyphSpecRender (Display *dpy, + int op, + Picture src, + XftFont *pub, + Picture dst, + int srcx, + int srcy, + _Xconst XftGlyphSpec *glyphs, + int nglyphs); + +void +XftCharSpecRender (Display *dpy, + int op, + Picture src, + XftFont *pub, + Picture dst, + int srcx, + int srcy, + _Xconst XftCharSpec *chars, + int len); + +void +XftGlyphFontSpecRender (Display *dpy, + int op, + Picture src, + Picture dst, + int srcx, + int srcy, + _Xconst XftGlyphFontSpec *glyphs, + int nglyphs); + +void +XftCharFontSpecRender (Display *dpy, + int op, + Picture src, + Picture dst, + int srcx, + int srcy, + _Xconst XftCharFontSpec *chars, + int len); + +void +XftTextRender8 (Display *dpy, + int op, + Picture src, + XftFont *pub, + Picture dst, + int srcx, + int srcy, + int x, + int y, + _Xconst FcChar8 *string, + int len); + +void +XftTextRender16 (Display *dpy, + int op, + Picture src, + XftFont *pub, + Picture dst, + int srcx, + int srcy, + int x, + int y, + _Xconst FcChar16 *string, + int len); + +void +XftTextRender16BE (Display *dpy, + int op, + Picture src, + XftFont *pub, + Picture dst, + int srcx, + int srcy, + int x, + int y, + _Xconst FcChar8 *string, + int len); + +void +XftTextRender16LE (Display *dpy, + int op, + Picture src, + XftFont *pub, + Picture dst, + int srcx, + int srcy, + int x, + int y, + _Xconst FcChar8 *string, + int len); + +void +XftTextRender32 (Display *dpy, + int op, + Picture src, + XftFont *pub, + Picture dst, + int srcx, + int srcy, + int x, + int y, + _Xconst FcChar32 *string, + int len); + +void +XftTextRender32BE (Display *dpy, + int op, + Picture src, + XftFont *pub, + Picture dst, + int srcx, + int srcy, + int x, + int y, + _Xconst FcChar8 *string, + int len); + +void +XftTextRender32LE (Display *dpy, + int op, + Picture src, + XftFont *pub, + Picture dst, + int srcx, + int srcy, + int x, + int y, + _Xconst FcChar8 *string, + int len); + +void +XftTextRenderUtf8 (Display *dpy, + int op, + Picture src, + XftFont *pub, + Picture dst, + int srcx, + int srcy, + int x, + int y, + _Xconst FcChar8 *string, + int len); + +void +XftTextRenderUtf16 (Display *dpy, + int op, + Picture src, + XftFont *pub, + Picture dst, + int srcx, + int srcy, + int x, + int y, + _Xconst FcChar8 *string, + FcEndian endian, + int len); + +/* xftxlfd.c */ +FcPattern * +XftXlfdParse (_Xconst char *xlfd_orig, Bool ignore_scalable, Bool complete); + +_XFUNCPROTOEND + +#endif /* _XFT_H_ */ diff --git a/libXft/src/makefile b/libXft/src/makefile new file mode 100644 index 000000000..39693fd19 --- /dev/null +++ b/libXft/src/makefile @@ -0,0 +1,23 @@ +INCLUDES += ..\include\X11\Xft + +LIBRARY = libXft + +CSRCS = \ + xftcolor.c \ + xftcore.c \ + xftdbg.c \ + xftdpy.c \ + xftdraw.c \ + xftextent.c \ + xftfont.c \ + xftfreetype.c \ + xftglyphs.c \ + xftinit.c \ + xftlist.c \ + xftname.c \ + xftrender.c \ + xftstr.c \ + xftswap.c \ + xftxlfd.c + +INCLUDES += $(MHMAKECONF)\freetype\include $(MHMAKECONF)\fontconfig diff --git a/libXft/src/xftcore.c b/libXft/src/xftcore.c index a0103cf26..04fa47640 100644 --- a/libXft/src/xftcore.c +++ b/libXft/src/xftcore.c @@ -1,1383 +1,1383 @@ -/* - * Copyright © 2000 Keith Packard - * - * Permission to use, copy, modify, distribute, and sell this software and its - * documentation for any purpose is hereby granted without fee, provided that - * the above copyright notice appear in all copies and that both that - * copyright notice and this permission notice appear in supporting - * documentation, and that the name of Keith Packard not be used in - * advertising or publicity pertaining to distribution of the software without - * specific, written prior permission. Keith Packard makes no - * representations about the suitability of this software for any purpose. It - * is provided "as is" without express or implied warranty. - * - * KEITH PACKARD DISCLAIMS ALL WARRANTIES WITH REGARD TO THIS SOFTWARE, - * INCLUDING ALL IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS, IN NO - * EVENT SHALL KEITH PACKARD BE LIABLE FOR ANY SPECIAL, INDIRECT OR - * CONSEQUENTIAL DAMAGES OR ANY DAMAGES WHATSOEVER RESULTING FROM LOSS OF USE, - * DATA OR PROFITS, WHETHER IN AN ACTION OF CONTRACT, NEGLIGENCE OR OTHER - * TORTIOUS ACTION, ARISING OUT OF OR IN CONNECTION WITH THE USE OR - * PERFORMANCE OF THIS SOFTWARE. - */ - -#include "xftint.h" - -_X_HIDDEN void -XftRectCore (XftDraw *draw, - _Xconst XftColor *color, - int x, - int y, - unsigned int width, - unsigned int height) -{ - if (color->color.alpha >= 0x8000) - { - XSetForeground (draw->dpy, draw->core.gc, color->pixel); - XFillRectangle (draw->dpy, draw->drawable, draw->core.gc, - x, y, width, height); - } -} - -/* - * Use the core protocol to draw the glyphs - */ - -static void -_XftSharpGlyphMono (XftDraw *draw, - XftGlyph *glyph, - int x, - int y) -{ - unsigned char *srcLine = glyph->bitmap, *src; - unsigned char bits, bitsMask; - int width = glyph->metrics.width; - int stride = ((width + 31) & ~31) >> 3; - int height = glyph->metrics.height; - int w; - int xspan, lenspan; - - x -= glyph->metrics.x; - y -= glyph->metrics.y; - while (height--) - { - src = srcLine; - srcLine += stride; - w = width; - - bitsMask = 0x80; /* FreeType is always MSB first */ - bits = *src++; - - xspan = x; - while (w) - { - if (bits & bitsMask) - { - lenspan = 0; - do - { - lenspan++; - if (lenspan == w) - break; - bitsMask = bitsMask >> 1; - if (!bitsMask) - { - bits = *src++; - bitsMask = 0x80; - } - } while (bits & bitsMask); - XFillRectangle (draw->dpy, draw->drawable, - draw->core.gc, xspan, y, lenspan, 1); - xspan += lenspan; - w -= lenspan; - } - else - { - do - { - w--; - xspan++; - if (!w) - break; - bitsMask = bitsMask >> 1; - if (!bitsMask) - { - bits = *src++; - bitsMask = 0x80; - } - } while (!(bits & bitsMask)); - } - } - y++; - } -} - -/* - * Draw solid color text from an anti-aliased bitmap. This is a - * fallback for cases where a particular drawable has no AA code - */ -static void -_XftSharpGlyphGray (XftDraw *draw, - XftGlyph *glyph, - int x, - int y) -{ - unsigned char *srcLine = glyph->bitmap, *src, bits; - int width = glyph->metrics.width; - int stride = ((width + 3) & ~3); - int height = glyph->metrics.height; - int w; - int xspan, lenspan; - - x -= glyph->metrics.x; - y -= glyph->metrics.y; - while (height--) - { - src = srcLine; - srcLine += stride; - w = width; - - bits = *src++; - xspan = x; - while (w) - { - if (bits >= 0x80) - { - lenspan = 0; - do - { - lenspan++; - if (lenspan == w) - break; - bits = *src++; - } while (bits >= 0x80); - XFillRectangle (draw->dpy, draw->drawable, - draw->core.gc, xspan, y, lenspan, 1); - xspan += lenspan; - w -= lenspan; - } - else - { - do - { - w--; - xspan++; - if (!w) - break; - bits = *src++; - } while (bits < 0x80); - } - } - y++; - } -} - -static void -_XftSharpGlyphRgba (XftDraw *draw, - XftGlyph *glyph, - int x, - int y) -{ - CARD32 *srcLine = glyph->bitmap, *src, bits; - int width = glyph->metrics.width; - int stride = ((width + 3) & ~3); - int height = glyph->metrics.height; - int w; - int xspan, lenspan; - - x -= glyph->metrics.x; - y -= glyph->metrics.y; - while (height--) - { - src = srcLine; - srcLine += stride; - w = width; - - bits = *src++; - xspan = x; - while (w) - { - if (bits >= 0x80000000) - { - lenspan = 0; - do - { - lenspan++; - if (lenspan == w) - break; - bits = *src++; - } while (bits >= 0x80000000); - XFillRectangle (draw->dpy, draw->drawable, - draw->core.gc, xspan, y, lenspan, 1); - xspan += lenspan; - w -= lenspan; - } - else - { - do - { - w--; - xspan++; - if (!w) - break; - bits = *src++; - } while (bits < 0x80000000); - } - } - y++; - } -} - -typedef void (*XftSharpGlyph) (XftDraw *draw, - XftGlyph *glyph, - int x, - int y); - -static XftSharpGlyph -_XftSharpGlyphFind (XftDraw *draw, XftFont *public) -{ - XftFontInt *font = (XftFontInt *) public; - - if (!font->info.antialias) - return _XftSharpGlyphMono; - else switch (font->info.rgba) { - case FC_RGBA_RGB: - case FC_RGBA_BGR: - case FC_RGBA_VRGB: - case FC_RGBA_VBGR: - return _XftSharpGlyphRgba; - default: - return _XftSharpGlyphGray; - } -} - -/* - * Draw glyphs to a target that supports anti-aliasing - */ - -/* - * Primitives for converting between RGB values and TrueColor pixels - */ - -static void -_XftExamineBitfield (unsigned long mask, int *shift, int *len) -{ - int s, l; - - s = 0; - while ((mask & 1) == 0) - { - mask >>= 1; - s++; - } - l = 0; - while ((mask & 1) == 1) - { - mask >>= 1; - l++; - } - *shift = s; - *len = l; -} - -static CARD32 -_XftGetField (unsigned long l_pixel, int shift, int len) -{ - CARD32 pixel = (CARD32) l_pixel; - - pixel = pixel & (((1 << (len)) - 1) << shift); - pixel = pixel << (32 - (shift + len)) >> 24; - while (len < 8) - { - pixel |= (pixel >> len); - len <<= 1; - } - return pixel; -} - -static unsigned long -_XftPutField (CARD32 pixel, int shift, int len) -{ - unsigned long l_pixel = (unsigned long) pixel; - - shift = shift - (8 - len); - if (len <= 8) - l_pixel &= (((1 << len) - 1) << (8 - len)); - if (shift < 0) - l_pixel >>= -shift; - else - l_pixel <<= shift; - return l_pixel; -} - -/* - * This is used when doing XftCharFontSpec/XftGlyphFontSpec where - * some of the fonts are bitmaps and some are anti-aliased to handle - * the bitmap portions - */ -static void -_XftSmoothGlyphMono (XImage *image, - _Xconst XftGlyph *xftg, - int x, - int y, - _Xconst XftColor *color) -{ - unsigned char *srcLine = xftg->bitmap, *src; - unsigned char bits, bitsMask; - int width = xftg->metrics.width; - int stride = ((width + 31) & ~31) >> 3; - int height = xftg->metrics.height; - int w; - int xspan; - int r_shift, r_len; - int g_shift, g_len; - int b_shift, b_len; - unsigned long pixel; - - _XftExamineBitfield (image->red_mask, &r_shift, &r_len); - _XftExamineBitfield (image->green_mask, &g_shift, &g_len); - _XftExamineBitfield (image->blue_mask, &b_shift, &b_len); - pixel = (_XftPutField (color->color.red >> 8, r_shift, r_len) | - _XftPutField (color->color.green >> 8, g_shift, g_len) | - _XftPutField (color->color.blue >> 8, b_shift, b_len)); - x -= xftg->metrics.x; - y -= xftg->metrics.y; - while (height--) - { - src = srcLine; - srcLine += stride; - w = width; - - bitsMask = 0x80; /* FreeType is always MSB first */ - bits = *src++; - - xspan = x; - while (w--) - { - if (bits & bitsMask) - XPutPixel (image, xspan, y, pixel); - bitsMask = bitsMask >> 1; - if (!bitsMask) - { - bits = *src++; - bitsMask = 0x80; - } - xspan++; - } - y++; - } -} - -/* - * As simple anti-aliasing is likely to be common, there are three - * optimized versions for the usual true color pixel formats (888, 565, 555). - * Other formats are handled by the general case - */ - -#define cvt8888to0565(s) ((((s) >> 3) & 0x001f) | \ - (((s) >> 5) & 0x07e0) | \ - (((s) >> 8) & 0xf800)) - -#define cvt0565to8888(s) (((((s) << 3) & 0xf8) | (((s) >> 2) & 0x7)) | \ - ((((s) << 5) & 0xfc00) | (((s) >> 1) & 0x300)) | \ - ((((s) << 8) & 0xf80000) | (((s) << 3) & 0x70000))) - -#define cvt8888to0555(s) ((((s) >> 3) & 0x001f) | \ - (((s) >> 6) & 0x03e0) | \ - (((s) >> 7) & 0x7c00)) - -#define cvt0555to8888(s) (((((s) << 3) & 0xf8) | (((s) >> 2) & 0x7)) | \ - ((((s) << 6) & 0xf800) | (((s) >> 0) & 0x300)) | \ - ((((s) << 9) & 0xf80000) | (((s) << 4) & 0x70000))) - - -#define XftIntMult(a,b,t) ( (t) = (a) * (b) + 0x80, ( ( ( (t)>>8 ) + (t) )>>8 ) ) -#define XftIntDiv(a,b) (((CARD16) (a) * 255) / (b)) - -#define XftGet8(v,i) ((CARD16) (CARD8) ((v) >> i)) - -/* - * There are two ways of handling alpha -- either as a single unified value or - * a separate value for each component, hence each macro must have two - * versions. The unified alpha version has a 'U' at the end of the name, - * the component version has a 'C'. Similarly, functions which deal with - * this difference will have two versions using the same convention. - */ - -#define XftOverU(x,y,i,a,t) ((t) = XftIntMult(XftGet8(y,i),(a),(t)) + XftGet8(x,i),\ - (CARD32) ((CARD8) ((t) | (0 - ((t) >> 8)))) << (i)) - -#define XftOverC(x,y,i,a,t) ((t) = XftIntMult(XftGet8(y,i),XftGet8(a,i),(t)) + XftGet8(x,i),\ - (CARD32) ((CARD8) ((t) | (0 - ((t) >> 8)))) << (i)) - -#define XftInU(x,i,a,t) ((CARD32) XftIntMult(XftGet8(x,i),(a),(t)) << (i)) - -#define XftInC(x,i,a,t) ((CARD32) XftIntMult(XftGet8(x,i),XftGet8(a,i),(t)) << (i)) - -#define XftGen(x,y,i,ax,ay,t,u,v) ((t) = (XftIntMult(XftGet8(y,i),ay,(u)) + \ - XftIntMult(XftGet8(x,i),ax,(v))),\ - (CARD32) ((CARD8) ((t) | \ - (0 - ((t) >> 8)))) << (i)) - -#define XftAdd(x,y,i,t) ((t) = XftGet8(x,i) + XftGet8(y,i), \ - (CARD32) ((CARD8) ((t) | (0 - ((t) >> 8)))) << (i)) - - -static CARD32 -fbOver24 (CARD32 x, CARD32 y) -{ - CARD16 a = ~x >> 24; - CARD16 t; - CARD32 m,n,o; - - m = XftOverU(x,y,0,a,t); - n = XftOverU(x,y,8,a,t); - o = XftOverU(x,y,16,a,t); - return m|n|o; -} - -static CARD32 -fbIn (CARD32 x, CARD8 y) -{ - CARD16 a = y; - CARD16 t; - CARD32 m,n,o,p; - - m = XftInU(x,0,a,t); - n = XftInU(x,8,a,t); - o = XftInU(x,16,a,t); - p = XftInU(x,24,a,t); - return m|n|o|p; -} - -static void -_XftSmoothGlyphGray8888 (XImage *image, - _Xconst XftGlyph *xftg, - int x, - int y, - _Xconst XftColor *color) -{ - CARD32 src, srca; - CARD32 r, g, b; - CARD32 *dstLine, *dst, d; - CARD8 *maskLine, *mask, m; - int dstStride, maskStride; - int width, height; - int w; - - srca = color->color.alpha >> 8; - - /* This handles only RGB and BGR */ - g = (color->color.green & 0xff00); - if (image->red_mask == 0xff0000) - { - r = (color->color.red & 0xff00) << 8; - b = color->color.blue >> 8; - } - else - { - r = color->color.red >> 8; - b = (color->color.blue & 0xff00) << 8; - } - src = (srca << 24) | r | g | b; - - width = xftg->metrics.width; - height = xftg->metrics.height; - - x -= xftg->metrics.x; - y -= xftg->metrics.y; - - dstLine = (CARD32 *) (image->data + image->bytes_per_line * y + (x << 2)); - dstStride = image->bytes_per_line >> 2; - maskLine = (unsigned char *) xftg->bitmap; - maskStride = (width + 3) & ~3; - - while (height--) - { - dst = dstLine; - dstLine += dstStride; - mask = maskLine; - maskLine += maskStride; - w = width; - - while (w--) - { - m = *mask++; - if (m == 0xff) - { - if (srca == 0xff) - *dst = src; - else - *dst = fbOver24 (src, *dst); - } - else if (m) - { - d = fbIn (src, m); - *dst = fbOver24 (d, *dst); - } - dst++; - } - } -} - -static void -_XftSmoothGlyphGray565 (XImage *image, - _Xconst XftGlyph *xftg, - int x, - int y, - _Xconst XftColor *color) -{ - CARD32 src, srca; - CARD32 r, g, b; - CARD32 d; - CARD16 *dstLine, *dst; - CARD8 *maskLine, *mask, m; - int dstStride, maskStride; - int width, height; - int w; - - srca = color->color.alpha >> 8; - - /* This handles only RGB and BGR */ - g = (color->color.green & 0xff00); - if (image->red_mask == 0xf800) - { - r = (color->color.red & 0xff00) << 8; - b = color->color.blue >> 8; - } - else - { - r = color->color.red >> 8; - b = (color->color.blue & 0xff00) << 8; - } - src = (srca << 24) | r | g | b; - - width = xftg->metrics.width; - height = xftg->metrics.height; - - x -= xftg->metrics.x; - y -= xftg->metrics.y; - - dstLine = (CARD16 *) (image->data + image->bytes_per_line * y + (x << 1)); - dstStride = image->bytes_per_line >> 1; - maskLine = (unsigned char *) xftg->bitmap; - maskStride = (width + 3) & ~3; - - while (height--) - { - dst = dstLine; - dstLine += dstStride; - mask = maskLine; - maskLine += maskStride; - w = width; - - while (w--) - { - m = *mask++; - if (m == 0xff) - { - if (srca == 0xff) - d = src; - else - { - d = *dst; - d = fbOver24 (src, cvt0565to8888(d)); - } - *dst = cvt8888to0565(d); - } - else if (m) - { - d = *dst; - d = fbOver24 (fbIn(src,m), cvt0565to8888(d)); - *dst = cvt8888to0565(d); - } - dst++; - } - } -} - -static void -_XftSmoothGlyphGray555 (XImage *image, - _Xconst XftGlyph *xftg, - int x, - int y, - _Xconst XftColor *color) -{ - CARD32 src, srca; - CARD32 r, g, b; - CARD32 d; - CARD16 *dstLine, *dst; - CARD8 *maskLine, *mask, m; - int dstStride, maskStride; - int width, height; - int w; - - srca = color->color.alpha >> 8; - - /* This handles only RGB and BGR */ - g = (color->color.green & 0xff00); - if (image->red_mask == 0xf800) - { - r = (color->color.red & 0xff00) << 8; - b = color->color.blue >> 8; - } - else - { - r = color->color.red >> 8; - b = (color->color.blue & 0xff00) << 8; - } - src = (srca << 24) | r | g | b; - - width = xftg->metrics.width; - height = xftg->metrics.height; - - x -= xftg->metrics.x; - y -= xftg->metrics.y; - - dstLine = (CARD16 *) (image->data + image->bytes_per_line * y + (x << 1)); - dstStride = image->bytes_per_line >> 1; - maskLine = (unsigned char *) xftg->bitmap; - maskStride = (width + 3) & ~3; - - while (height--) - { - dst = dstLine; - dstLine += dstStride; - mask = maskLine; - maskLine += maskStride; - w = width; - - while (w--) - { - m = *mask++; - if (m == 0xff) - { - if (srca == 0xff) - d = src; - else - { - d = *dst; - d = fbOver24 (src, cvt0555to8888(d)); - } - *dst = cvt8888to0555(d); - } - else if (m) - { - d = *dst; - d = fbOver24 (fbIn(src,m), cvt0555to8888(d)); - *dst = cvt8888to0555(d); - } - dst++; - } - } -} - -static void -_XftSmoothGlyphGray (XImage *image, - _Xconst XftGlyph *xftg, - int x, - int y, - _Xconst XftColor *color) -{ - CARD32 src, srca; - int r_shift, r_len; - int g_shift, g_len; - int b_shift, b_len; - CARD8 *maskLine, *mask, m; - int maskStride; - CARD32 d; - unsigned long pixel; - int width, height; - int w, tx; - - srca = color->color.alpha >> 8; - src = (srca << 24 | - (color->color.red & 0xff00) << 8 | - (color->color.green & 0xff00) | - (color->color.blue) >> 8); - x -= xftg->metrics.x; - y -= xftg->metrics.y; - width = xftg->metrics.width; - height = xftg->metrics.height; - - maskLine = (unsigned char *) xftg->bitmap; - maskStride = (width + 3) & ~3; - - _XftExamineBitfield (image->red_mask, &r_shift, &r_len); - _XftExamineBitfield (image->green_mask, &g_shift, &g_len); - _XftExamineBitfield (image->blue_mask, &b_shift, &b_len); - while (height--) - { - mask = maskLine; - maskLine += maskStride; - w = width; - tx = x; - - while (w--) - { - m = *mask++; - if (m == 0xff) - { - if (srca == 0xff) - d = src; - else - { - pixel = XGetPixel (image, tx, y); - d = (_XftGetField (pixel, r_shift, r_len) << 16 | - _XftGetField (pixel, g_shift, g_len) << 8 | - _XftGetField (pixel, b_shift, b_len)); - d = fbOver24 (src, d); - } - pixel = (_XftPutField ((d >> 16) & 0xff, r_shift, r_len) | - _XftPutField ((d >> 8) & 0xff, g_shift, g_len) | - _XftPutField ((d ) & 0xff, b_shift, b_len)); - XPutPixel (image, tx, y, pixel); - } - else if (m) - { - pixel = XGetPixel (image, tx, y); - d = (_XftGetField (pixel, r_shift, r_len) << 16 | - _XftGetField (pixel, g_shift, g_len) << 8 | - _XftGetField (pixel, b_shift, b_len)); - d = fbOver24 (fbIn(src,m), d); - pixel = (_XftPutField ((d >> 16) & 0xff, r_shift, r_len) | - _XftPutField ((d >> 8) & 0xff, g_shift, g_len) | - _XftPutField ((d ) & 0xff, b_shift, b_len)); - XPutPixel (image, tx, y, pixel); - } - tx++; - } - y++; - } -} - -static void -_XftSmoothGlyphRgba (XImage *image, - _Xconst XftGlyph *xftg, - int x, - int y, - _Xconst XftColor *color) -{ - CARD32 src, srca; - int r_shift, r_len; - int g_shift, g_len; - int b_shift, b_len; - CARD32 *mask, ma; - CARD32 d; - unsigned long pixel; - int width, height; - int w, tx; - - srca = color->color.alpha >> 8; - src = (srca << 24 | - (color->color.red & 0xff00) << 8 | - (color->color.green & 0xff00) | - (color->color.blue) >> 8); - x -= xftg->metrics.x; - y -= xftg->metrics.y; - width = xftg->metrics.width; - height = xftg->metrics.height; - - mask = (CARD32 *) xftg->bitmap; - - _XftExamineBitfield (image->red_mask, &r_shift, &r_len); - _XftExamineBitfield (image->green_mask, &g_shift, &g_len); - _XftExamineBitfield (image->blue_mask, &b_shift, &b_len); - while (height--) - { - w = width; - tx = x; - - while (w--) - { - ma = *mask++; - if (ma == 0xffffffff) - { - if (srca == 0xff) - d = src; - else - { - pixel = XGetPixel (image, tx, y); - d = (_XftGetField (pixel, r_shift, r_len) << 16 | - _XftGetField (pixel, g_shift, g_len) << 8 | - _XftGetField (pixel, b_shift, b_len)); - d = fbOver24 (src, d); - } - pixel = (_XftPutField ((d >> 16) & 0xff, r_shift, r_len) | - _XftPutField ((d >> 8) & 0xff, g_shift, g_len) | - _XftPutField ((d ) & 0xff, b_shift, b_len)); - XPutPixel (image, tx, y, pixel); - } - else if (ma) - { - CARD32 m,n,o; - pixel = XGetPixel (image, tx, y); - d = (_XftGetField (pixel, r_shift, r_len) << 16 | - _XftGetField (pixel, g_shift, g_len) << 8 | - _XftGetField (pixel, b_shift, b_len)); -#define XftInOverC(src,srca,msk,dst,i,result) { \ - CARD16 __a = XftGet8(msk,i); \ - CARD32 __t, __ta; \ - CARD32 __i; \ - __t = XftIntMult (XftGet8(src,i), __a,__i); \ - __ta = (CARD8) ~XftIntMult (srca, __a,__i); \ - __t = __t + XftIntMult(XftGet8(dst,i),__ta,__i); \ - __t = (CARD32) (CARD8) (__t | (-(__t >> 8))); \ - result = __t << (i); \ -} - XftInOverC(src,srca,ma,d,0,m); - XftInOverC(src,srca,ma,d,8,n); - XftInOverC(src,srca,ma,d,16,o); - d = m | n | o; - pixel = (_XftPutField ((d >> 16) & 0xff, r_shift, r_len) | - _XftPutField ((d >> 8) & 0xff, g_shift, g_len) | - _XftPutField ((d ) & 0xff, b_shift, b_len)); - XPutPixel (image, tx, y, pixel); - } - tx++; - } - y++; - } -} - -static FcBool -_XftSmoothGlyphPossible (XftDraw *draw) -{ - if (!draw->visual) - return FcFalse; - if (draw->visual->class != TrueColor) - return FcFalse; - return FcTrue; -} - -typedef void (*XftSmoothGlyph) (XImage *image, - _Xconst XftGlyph *xftg, - int x, - int y, - _Xconst XftColor *color); - -static XftSmoothGlyph -_XftSmoothGlyphFind (XftDraw *draw, XftFont *public) -{ - XftFontInt *font = (XftFontInt *) public; - - if (!font->info.antialias) - return _XftSmoothGlyphMono; - else switch (font->info.rgba) { - case FC_RGBA_RGB: - case FC_RGBA_BGR: - case FC_RGBA_VRGB: - case FC_RGBA_VBGR: - return _XftSmoothGlyphRgba; - default: - switch (XftDrawBitsPerPixel (draw)) { - case 32: - if ((draw->visual->red_mask == 0xff0000 && - draw->visual->green_mask == 0x00ff00 && - draw->visual->blue_mask == 0x0000ff) || - (draw->visual->red_mask == 0x0000ff && - draw->visual->green_mask == 0x00ff00 && - draw->visual->blue_mask == 0xff0000)) - { - return _XftSmoothGlyphGray8888; - } - break; - case 16: - if ((draw->visual->red_mask == 0xf800 && - draw->visual->green_mask == 0x07e0 && - draw->visual->blue_mask == 0x001f) || - (draw->visual->red_mask == 0x001f && - draw->visual->green_mask == 0x07e0 && - draw->visual->blue_mask == 0xf800)) - { - return _XftSmoothGlyphGray565; - } - if ((draw->visual->red_mask == 0x7c00 && - draw->visual->green_mask == 0x03e0 && - draw->visual->blue_mask == 0x001f) || - (draw->visual->red_mask == 0x001f && - draw->visual->green_mask == 0x03e0 && - draw->visual->blue_mask == 0x7c00)) - { - return _XftSmoothGlyphGray555; - } - break; - default: - break; - } - return _XftSmoothGlyphGray; - } -} - -static XftGlyph * -_XftGlyphDefault (Display *dpy, XftFont *public) -{ - XftFontInt *font = (XftFontInt *) public; - FT_UInt missing[XFT_NMISSING]; - int nmissing; - FcBool glyphs_loaded = FcFalse; - - if (XftFontCheckGlyph (dpy, public, FcTrue, 0, missing, &nmissing)) - glyphs_loaded = FcTrue; - if (nmissing) - XftFontLoadGlyphs (dpy, public, glyphs_loaded, missing, nmissing); - return font->glyphs[0]; -} - -static int XftGetImageErrorHandler (Display *dpy, XErrorEvent *error_event) -{ - return 0; -} - -_X_HIDDEN void -XftGlyphCore (XftDraw *draw, - _Xconst XftColor *color, - XftFont *public, - int x, - int y, - _Xconst FT_UInt *glyphs, - int nglyphs) -{ - Display *dpy = draw->dpy; - XftFontInt *font = (XftFontInt *) public; - XftGlyph *xftg; - FT_UInt glyph; - _Xconst FT_UInt *g; - FT_UInt missing[XFT_NMISSING]; - FcBool glyphs_loaded; - int nmissing; - int n; - XErrorHandler prev_error; - - /* - * Load missing glyphs - */ - g = glyphs; - n = nglyphs; - nmissing = 0; - glyphs_loaded = FcFalse; - while (n--) - if (XftFontCheckGlyph (dpy, public, FcTrue, *g++, missing, &nmissing)) - glyphs_loaded = FcTrue; - if (nmissing) - XftFontLoadGlyphs (dpy, public, FcTrue, missing, nmissing); - - g = glyphs; - n = nglyphs; - if ((font->info.antialias || color->color.alpha != 0xffff) && - _XftSmoothGlyphPossible (draw)) - { - XGlyphInfo gi; - XImage *image; - unsigned int depth; - int ox, oy; - XftSmoothGlyph smooth = _XftSmoothGlyphFind (draw, public); - - XftGlyphExtents (dpy, public, glyphs, nglyphs, &gi); - if (!gi.width || !gi.height) - goto bail1; - ox = x - gi.x; - oy = y - gi.y; - /* - * Try to get bits directly from the drawable; if that fails, - * use a temporary pixmap. When it does fail, assume it - * will probably fail for a while and keep using temporary - * pixmaps for a while to avoid double round trips. - */ - if (draw->core.use_pixmap == 0) - { - prev_error = XSetErrorHandler (XftGetImageErrorHandler); - image = XGetImage (dpy, draw->drawable, - ox, oy, - gi.width, gi.height, AllPlanes, - ZPixmap); - XSetErrorHandler (prev_error); - if (!image) - draw->core.use_pixmap = XFT_ASSUME_PIXMAP; - } - else - { - draw->core.use_pixmap--; - image = NULL; - } - if (!image && (depth = XftDrawDepth (draw))) - { - Pixmap pix; - GC gc; - XGCValues gcv; - - pix = XCreatePixmap (dpy, draw->drawable, - gi.width, gi.height, depth); - gcv.graphics_exposures = False; - gc = XCreateGC (dpy, pix, GCGraphicsExposures, &gcv); - XCopyArea (dpy, draw->drawable, pix, gc, ox, oy, - gi.width, gi.height, 0, 0); - XFreeGC (dpy, gc); - image = XGetImage (dpy, pix, 0, 0, gi.width, gi.height, AllPlanes, - ZPixmap); - XFreePixmap (dpy, pix); - } - if (!image) - goto bail1; - image->red_mask = draw->visual->red_mask; - image->green_mask = draw->visual->green_mask; - image->blue_mask = draw->visual->blue_mask; - if (image->byte_order != XftNativeByteOrder ()) - XftSwapImage (image); - while (n--) - { - glyph = *g++; - if (glyph >= font->num_glyphs || !(xftg = font->glyphs[glyph])) - xftg = _XftGlyphDefault (dpy, public); - if (xftg) - { - (*smooth) (image, xftg, x - ox, y - oy, color); - x += xftg->metrics.xOff; - y += xftg->metrics.yOff; - } - } - if (image->byte_order != XftNativeByteOrder ()) - XftSwapImage (image); - XPutImage (dpy, draw->drawable, draw->core.gc, image, 0, 0, ox, oy, - gi.width, gi.height); - XDestroyImage (image); - } - else - { - XftSharpGlyph sharp = _XftSharpGlyphFind (draw, public); - while (n--) - { - glyph = *g++; - if (glyph >= font->num_glyphs || !(xftg = font->glyphs[glyph])) - xftg = _XftGlyphDefault (dpy, public); - if (xftg) - { - (*sharp) (draw, xftg, x, y); - x += xftg->metrics.xOff; - y += xftg->metrics.yOff; - } - } - } -bail1: - if (glyphs_loaded) - _XftFontManageMemory (dpy, public); -} - -#define NUM_LOCAL 1024 - -_X_HIDDEN void -XftGlyphSpecCore (XftDraw *draw, - _Xconst XftColor *color, - XftFont *public, - _Xconst XftGlyphSpec *glyphs, - int nglyphs) -{ - Display *dpy = draw->dpy; - XftFontInt *font = (XftFontInt *) public; - XftGlyph *xftg; - FT_UInt missing[XFT_NMISSING]; - FcBool glyphs_loaded; - int nmissing; - int i; - XErrorHandler prev_error; - int x1, y1, x2, y2; - - /* - * Load missing glyphs - */ - glyphs_loaded = FcFalse; - x1 = y1 = x2 = y2 = 0; - for (i = 0; i < nglyphs; i++) - { - XGlyphInfo gi; - int g_x1, g_x2, g_y1, g_y2; - - nmissing = 0; - if (XftFontCheckGlyph (dpy, public, FcTrue, glyphs[i].glyph, missing, &nmissing)) - glyphs_loaded = FcTrue; - if (nmissing) - XftFontLoadGlyphs (dpy, public, FcTrue, missing, nmissing); - - XftGlyphExtents (dpy, public, &glyphs[i].glyph, 1, &gi); - g_x1 = glyphs[i].x - gi.x; - g_y1 = glyphs[i].y - gi.y; - g_x2 = g_x1 + gi.width; - g_y2 = g_y1 + gi.height; - if (i) - { - if (g_x1 < x1) - x1 = g_x1; - if (g_y1 < y1) - y1 = g_y1; - if (g_x2 > x2) - x2 = g_x2; - if (g_y2 > y2) - y2 = g_y2; - } - else - { - x1 = g_x1; - y1 = g_y1; - x2 = g_x2; - y2 = g_y2; - } - } - - if (x1 == x2 || y1 == y2) - goto bail1; - - if ((font->info.antialias || color->color.alpha != 0xffff) && - _XftSmoothGlyphPossible (draw)) - { - XImage *image; - unsigned int depth; - int width = x2 - x1, height = y2 - y1; - XftSmoothGlyph smooth = _XftSmoothGlyphFind (draw, public); - - /* - * Try to get bits directly from the drawable; if that fails, - * use a temporary pixmap. When it does fail, assume it - * will probably fail for a while and keep using temporary - * pixmaps for a while to avoid double round trips. - */ - if (draw->core.use_pixmap == 0) - { - prev_error = XSetErrorHandler (XftGetImageErrorHandler); - image = XGetImage (dpy, draw->drawable, - x1, y1, - width, height, AllPlanes, - ZPixmap); - XSetErrorHandler (prev_error); - if (!image) - draw->core.use_pixmap = XFT_ASSUME_PIXMAP; - } - else - { - draw->core.use_pixmap--; - image = NULL; - } - if (!image && (depth = XftDrawDepth (draw))) - { - Pixmap pix; - GC gc; - XGCValues gcv; - - pix = XCreatePixmap (dpy, draw->drawable, - width, height, depth); - gcv.graphics_exposures = False; - gc = XCreateGC (dpy, pix, GCGraphicsExposures, &gcv); - XCopyArea (dpy, draw->drawable, pix, gc, x1, y1, - width, height, 0, 0); - XFreeGC (dpy, gc); - image = XGetImage (dpy, pix, 0, 0, width, height, AllPlanes, - ZPixmap); - XFreePixmap (dpy, pix); - } - if (!image) - goto bail1; - image->red_mask = draw->visual->red_mask; - image->green_mask = draw->visual->green_mask; - image->blue_mask = draw->visual->blue_mask; - if (image->byte_order != XftNativeByteOrder ()) - XftSwapImage (image); - for (i = 0; i < nglyphs; i++) - { - FT_UInt glyph = glyphs[i].glyph; - if (glyph >= font->num_glyphs || !(xftg = font->glyphs[glyph])) - xftg = _XftGlyphDefault (dpy, public); - if (xftg) - { - (*smooth) (image, xftg, glyphs[i].x - x1, - glyphs[i].y - y1, color); - } - } - if (image->byte_order != XftNativeByteOrder ()) - XftSwapImage (image); - XPutImage (dpy, draw->drawable, draw->core.gc, image, 0, 0, x1, y1, - width, height); - XDestroyImage (image); - } - else - { - XftSharpGlyph sharp = _XftSharpGlyphFind (draw, public); - for (i = 0; i < nglyphs; i++) - { - FT_UInt glyph = glyphs[i].glyph; - if (glyph >= font->num_glyphs || !(xftg = font->glyphs[glyph])) - xftg = _XftGlyphDefault (dpy, public); - if (xftg) - (*sharp) (draw, xftg, glyphs[i].x, glyphs[i].y); - } - } -bail1: - if (glyphs_loaded) - _XftFontManageMemory (dpy, public); -} - -_X_HIDDEN void -XftGlyphFontSpecCore (XftDraw *draw, - _Xconst XftColor *color, - _Xconst XftGlyphFontSpec *glyphs, - int nglyphs) -{ - Display *dpy = draw->dpy; - XftGlyph *xftg; - FT_UInt missing[XFT_NMISSING]; - FcBool glyphs_loaded; - int nmissing; - int i; - XErrorHandler prev_error; - int x1, y1, x2, y2; - - /* - * Load missing glyphs - */ - glyphs_loaded = FcFalse; - x1 = y1 = x2 = y2 = 0; - for (i = 0; i < nglyphs; i++) - { - XftFont *public = glyphs[i].font; - XGlyphInfo gi; - int g_x1, g_x2, g_y1, g_y2; - - nmissing = 0; - if (XftFontCheckGlyph (dpy, public, FcTrue, glyphs[i].glyph, missing, &nmissing)) - glyphs_loaded = FcTrue; - if (nmissing) - XftFontLoadGlyphs (dpy, public, FcTrue, missing, nmissing); - - XftGlyphExtents (dpy, public, &glyphs[i].glyph, 1, &gi); - g_x1 = glyphs[i].x - gi.x; - g_y1 = glyphs[i].y - gi.y; - g_x2 = g_x1 + gi.width; - g_y2 = g_y1 + gi.height; - if (i) - { - if (g_x1 < x1) - { - if (g_x1 < 0) - { - /* do nothing if the given glyphs are out of range */ - short t = glyphs[i-1].font->max_advance_width - + glyphs[i-1].x; - if (t < 0 && glyphs[i-1].x > 0) - goto bail1; - } - x1 = g_x1; - } - if (g_y1 < y1) - y1 = g_y1; - if (g_x2 > x2) - x2 = g_x2; - if (g_y2 > y2) - y2 = g_y2; - } - else - { - x1 = g_x1; - y1 = g_y1; - x2 = g_x2; - y2 = g_y2; - } - } - - if (x1 == x2 || y1 == y2) - goto bail1; - - for (i = 0; i < nglyphs; i++) - if (((XftFontInt *) glyphs[i].font)->info.antialias) - break; - - if ((i != nglyphs || color->color.alpha != 0xffff) && - _XftSmoothGlyphPossible (draw)) - { - XImage *image; - unsigned int depth; - int width = x2 - x1, height = y2 - y1; - - /* - * Try to get bits directly from the drawable; if that fails, - * use a temporary pixmap. When it does fail, assume it - * will probably fail for a while and keep using temporary - * pixmaps for a while to avoid double round trips. - */ - if (draw->core.use_pixmap == 0) - { - prev_error = XSetErrorHandler (XftGetImageErrorHandler); - image = XGetImage (dpy, draw->drawable, - x1, y1, - width, height, AllPlanes, - ZPixmap); - XSetErrorHandler (prev_error); - if (!image) - draw->core.use_pixmap = XFT_ASSUME_PIXMAP; - } - else - { - draw->core.use_pixmap--; - image = NULL; - } - if (!image && (depth = XftDrawDepth (draw))) - { - Pixmap pix; - GC gc; - XGCValues gcv; - - pix = XCreatePixmap (dpy, draw->drawable, - width, height, depth); - gcv.graphics_exposures = False; - gc = XCreateGC (dpy, pix, GCGraphicsExposures, &gcv); - XCopyArea (dpy, draw->drawable, pix, gc, x1, y1, - width, height, 0, 0); - XFreeGC (dpy, gc); - image = XGetImage (dpy, pix, 0, 0, width, height, AllPlanes, - ZPixmap); - XFreePixmap (dpy, pix); - } - if (!image) - goto bail1; - image->red_mask = draw->visual->red_mask; - image->green_mask = draw->visual->green_mask; - image->blue_mask = draw->visual->blue_mask; - if (image->byte_order != XftNativeByteOrder ()) - XftSwapImage (image); - for (i = 0; i < nglyphs; i++) - { - XftFont *public = glyphs[i].font; - XftFontInt *font = (XftFontInt *) public; - XftSmoothGlyph smooth = _XftSmoothGlyphFind (draw, public); - FT_UInt glyph = glyphs[i].glyph; - - if (glyph >= font->num_glyphs || !(xftg = font->glyphs[glyph])) - xftg = _XftGlyphDefault (dpy, public); - if (xftg) - { - (*smooth) (image, xftg, glyphs[i].x - x1, - glyphs[i].y - y1, color); - } - } - if (image->byte_order != XftNativeByteOrder ()) - XftSwapImage (image); - XPutImage (dpy, draw->drawable, draw->core.gc, image, 0, 0, x1, y1, - width, height); - XDestroyImage (image); - } - else - { - for (i = 0; i < nglyphs; i++) - { - XftFont *public = glyphs[i].font; - XftFontInt *font = (XftFontInt *) public; - XftSharpGlyph sharp = _XftSharpGlyphFind (draw, public); - FT_UInt glyph = glyphs[i].glyph; - - if (glyph >= font->num_glyphs || !(xftg = font->glyphs[glyph])) - xftg = _XftGlyphDefault (dpy, public); - if (xftg) - (*sharp) (draw, xftg, glyphs[i].x, glyphs[i].y); - } - } -bail1: - if (glyphs_loaded) - for (i = 0; i < nglyphs; i++) - _XftFontManageMemory (dpy, glyphs[i].font); -} +/*
+ * Copyright © 2000 Keith Packard
+ *
+ * Permission to use, copy, modify, distribute, and sell this software and its
+ * documentation for any purpose is hereby granted without fee, provided that
+ * the above copyright notice appear in all copies and that both that
+ * copyright notice and this permission notice appear in supporting
+ * documentation, and that the name of Keith Packard not be used in
+ * advertising or publicity pertaining to distribution of the software without
+ * specific, written prior permission. Keith Packard makes no
+ * representations about the suitability of this software for any purpose. It
+ * is provided "as is" without express or implied warranty.
+ *
+ * KEITH PACKARD DISCLAIMS ALL WARRANTIES WITH REGARD TO THIS SOFTWARE,
+ * INCLUDING ALL IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS, IN NO
+ * EVENT SHALL KEITH PACKARD BE LIABLE FOR ANY SPECIAL, INDIRECT OR
+ * CONSEQUENTIAL DAMAGES OR ANY DAMAGES WHATSOEVER RESULTING FROM LOSS OF USE,
+ * DATA OR PROFITS, WHETHER IN AN ACTION OF CONTRACT, NEGLIGENCE OR OTHER
+ * TORTIOUS ACTION, ARISING OUT OF OR IN CONNECTION WITH THE USE OR
+ * PERFORMANCE OF THIS SOFTWARE.
+ */
+
+#include "xftint.h"
+
+_X_HIDDEN void
+XftRectCore (XftDraw *draw,
+ _Xconst XftColor *color,
+ int x,
+ int y,
+ unsigned int width,
+ unsigned int height)
+{
+ if (color->color.alpha >= 0x8000)
+ {
+ XSetForeground (draw->dpy, draw->core.gc, color->pixel);
+ XFillRectangle (draw->dpy, draw->drawable, draw->core.gc,
+ x, y, width, height);
+ }
+}
+
+/*
+ * Use the core protocol to draw the glyphs
+ */
+
+static void
+_XftSharpGlyphMono (XftDraw *draw,
+ XftGlyph *glyph,
+ int x,
+ int y)
+{
+ unsigned char *srcLine = glyph->bitmap, *src;
+ unsigned char bits, bitsMask;
+ int width = glyph->metrics.width;
+ int stride = ((width + 31) & ~31) >> 3;
+ int height = glyph->metrics.height;
+ int w;
+ int xspan, lenspan;
+
+ x -= glyph->metrics.x;
+ y -= glyph->metrics.y;
+ while (height--)
+ {
+ src = srcLine;
+ srcLine += stride;
+ w = width;
+
+ bitsMask = 0x80; /* FreeType is always MSB first */
+ bits = *src++;
+
+ xspan = x;
+ while (w)
+ {
+ if (bits & bitsMask)
+ {
+ lenspan = 0;
+ do
+ {
+ lenspan++;
+ if (lenspan == w)
+ break;
+ bitsMask = bitsMask >> 1;
+ if (!bitsMask)
+ {
+ bits = *src++;
+ bitsMask = 0x80;
+ }
+ } while (bits & bitsMask);
+ XFillRectangle (draw->dpy, draw->drawable,
+ draw->core.gc, xspan, y, lenspan, 1);
+ xspan += lenspan;
+ w -= lenspan;
+ }
+ else
+ {
+ do
+ {
+ w--;
+ xspan++;
+ if (!w)
+ break;
+ bitsMask = bitsMask >> 1;
+ if (!bitsMask)
+ {
+ bits = *src++;
+ bitsMask = 0x80;
+ }
+ } while (!(bits & bitsMask));
+ }
+ }
+ y++;
+ }
+}
+
+/*
+ * Draw solid color text from an anti-aliased bitmap. This is a
+ * fallback for cases where a particular drawable has no AA code
+ */
+static void
+_XftSharpGlyphGray (XftDraw *draw,
+ XftGlyph *glyph,
+ int x,
+ int y)
+{
+ unsigned char *srcLine = glyph->bitmap, *src, bits;
+ int width = glyph->metrics.width;
+ int stride = ((width + 3) & ~3);
+ int height = glyph->metrics.height;
+ int w;
+ int xspan, lenspan;
+
+ x -= glyph->metrics.x;
+ y -= glyph->metrics.y;
+ while (height--)
+ {
+ src = srcLine;
+ srcLine += stride;
+ w = width;
+
+ bits = *src++;
+ xspan = x;
+ while (w)
+ {
+ if (bits >= 0x80)
+ {
+ lenspan = 0;
+ do
+ {
+ lenspan++;
+ if (lenspan == w)
+ break;
+ bits = *src++;
+ } while (bits >= 0x80);
+ XFillRectangle (draw->dpy, draw->drawable,
+ draw->core.gc, xspan, y, lenspan, 1);
+ xspan += lenspan;
+ w -= lenspan;
+ }
+ else
+ {
+ do
+ {
+ w--;
+ xspan++;
+ if (!w)
+ break;
+ bits = *src++;
+ } while (bits < 0x80);
+ }
+ }
+ y++;
+ }
+}
+
+static void
+_XftSharpGlyphRgba (XftDraw *draw,
+ XftGlyph *glyph,
+ int x,
+ int y)
+{
+ CARD32 *srcLine = glyph->bitmap, *src, bits;
+ int width = glyph->metrics.width;
+ int stride = ((width + 3) & ~3);
+ int height = glyph->metrics.height;
+ int w;
+ int xspan, lenspan;
+
+ x -= glyph->metrics.x;
+ y -= glyph->metrics.y;
+ while (height--)
+ {
+ src = srcLine;
+ srcLine += stride;
+ w = width;
+
+ bits = *src++;
+ xspan = x;
+ while (w)
+ {
+ if (bits >= 0x80000000)
+ {
+ lenspan = 0;
+ do
+ {
+ lenspan++;
+ if (lenspan == w)
+ break;
+ bits = *src++;
+ } while (bits >= 0x80000000);
+ XFillRectangle (draw->dpy, draw->drawable,
+ draw->core.gc, xspan, y, lenspan, 1);
+ xspan += lenspan;
+ w -= lenspan;
+ }
+ else
+ {
+ do
+ {
+ w--;
+ xspan++;
+ if (!w)
+ break;
+ bits = *src++;
+ } while (bits < 0x80000000);
+ }
+ }
+ y++;
+ }
+}
+
+typedef void (*XftSharpGlyph) (XftDraw *draw,
+ XftGlyph *glyph,
+ int x,
+ int y);
+
+static XftSharpGlyph
+_XftSharpGlyphFind (XftDraw *draw, XftFont *public)
+{
+ XftFontInt *font = (XftFontInt *) public;
+
+ if (!font->info.antialias)
+ return _XftSharpGlyphMono;
+ else switch (font->info.rgba) {
+ case FC_RGBA_RGB:
+ case FC_RGBA_BGR:
+ case FC_RGBA_VRGB:
+ case FC_RGBA_VBGR:
+ return _XftSharpGlyphRgba;
+ default:
+ return _XftSharpGlyphGray;
+ }
+}
+
+/*
+ * Draw glyphs to a target that supports anti-aliasing
+ */
+
+/*
+ * Primitives for converting between RGB values and TrueColor pixels
+ */
+
+static void
+_XftExamineBitfield (unsigned long mask, int *shift, int *len)
+{
+ int s, l;
+
+ s = 0;
+ while ((mask & 1) == 0)
+ {
+ mask >>= 1;
+ s++;
+ }
+ l = 0;
+ while ((mask & 1) == 1)
+ {
+ mask >>= 1;
+ l++;
+ }
+ *shift = s;
+ *len = l;
+}
+
+static CARD32
+_XftGetField (unsigned long l_pixel, int shift, int len)
+{
+ CARD32 pixel = (CARD32) l_pixel;
+
+ pixel = pixel & (((1 << (len)) - 1) << shift);
+ pixel = pixel << (32 - (shift + len)) >> 24;
+ while (len < 8)
+ {
+ pixel |= (pixel >> len);
+ len <<= 1;
+ }
+ return pixel;
+}
+
+static unsigned long
+_XftPutField (CARD32 pixel, int shift, int len)
+{
+ unsigned long l_pixel = (unsigned long) pixel;
+
+ shift = shift - (8 - len);
+ if (len <= 8)
+ l_pixel &= (((1 << len) - 1) << (8 - len));
+ if (shift < 0)
+ l_pixel >>= -shift;
+ else
+ l_pixel <<= shift;
+ return l_pixel;
+}
+
+/*
+ * This is used when doing XftCharFontSpec/XftGlyphFontSpec where
+ * some of the fonts are bitmaps and some are anti-aliased to handle
+ * the bitmap portions
+ */
+static void
+_XftSmoothGlyphMono (XImage *image,
+ _Xconst XftGlyph *xftg,
+ int x,
+ int y,
+ _Xconst XftColor *color)
+{
+ unsigned char *srcLine = xftg->bitmap, *src;
+ unsigned char bits, bitsMask;
+ int width = xftg->metrics.width;
+ int stride = ((width + 31) & ~31) >> 3;
+ int height = xftg->metrics.height;
+ int w;
+ int xspan;
+ int r_shift, r_len;
+ int g_shift, g_len;
+ int b_shift, b_len;
+ unsigned long pixel;
+
+ _XftExamineBitfield (image->red_mask, &r_shift, &r_len);
+ _XftExamineBitfield (image->green_mask, &g_shift, &g_len);
+ _XftExamineBitfield (image->blue_mask, &b_shift, &b_len);
+ pixel = (_XftPutField (color->color.red >> 8, r_shift, r_len) |
+ _XftPutField (color->color.green >> 8, g_shift, g_len) |
+ _XftPutField (color->color.blue >> 8, b_shift, b_len));
+ x -= xftg->metrics.x;
+ y -= xftg->metrics.y;
+ while (height--)
+ {
+ src = srcLine;
+ srcLine += stride;
+ w = width;
+
+ bitsMask = 0x80; /* FreeType is always MSB first */
+ bits = *src++;
+
+ xspan = x;
+ while (w--)
+ {
+ if (bits & bitsMask)
+ XPutPixel (image, xspan, y, pixel);
+ bitsMask = bitsMask >> 1;
+ if (!bitsMask)
+ {
+ bits = *src++;
+ bitsMask = 0x80;
+ }
+ xspan++;
+ }
+ y++;
+ }
+}
+
+/*
+ * As simple anti-aliasing is likely to be common, there are three
+ * optimized versions for the usual true color pixel formats (888, 565, 555).
+ * Other formats are handled by the general case
+ */
+
+#define cvt8888to0565(s) ((((s) >> 3) & 0x001f) | \
+ (((s) >> 5) & 0x07e0) | \
+ (((s) >> 8) & 0xf800))
+
+#define cvt0565to8888(s) (((((s) << 3) & 0xf8) | (((s) >> 2) & 0x7)) | \
+ ((((s) << 5) & 0xfc00) | (((s) >> 1) & 0x300)) | \
+ ((((s) << 8) & 0xf80000) | (((s) << 3) & 0x70000)))
+
+#define cvt8888to0555(s) ((((s) >> 3) & 0x001f) | \
+ (((s) >> 6) & 0x03e0) | \
+ (((s) >> 7) & 0x7c00))
+
+#define cvt0555to8888(s) (((((s) << 3) & 0xf8) | (((s) >> 2) & 0x7)) | \
+ ((((s) << 6) & 0xf800) | (((s) >> 0) & 0x300)) | \
+ ((((s) << 9) & 0xf80000) | (((s) << 4) & 0x70000)))
+
+
+#define XftIntMult(a,b,t) ( (t) = (a) * (b) + 0x80, ( ( ( (t)>>8 ) + (t) )>>8 ) )
+#define XftIntDiv(a,b) (((CARD16) (a) * 255) / (b))
+
+#define XftGet8(v,i) ((CARD16) (CARD8) ((v) >> i))
+
+/*
+ * There are two ways of handling alpha -- either as a single unified value or
+ * a separate value for each component, hence each macro must have two
+ * versions. The unified alpha version has a 'U' at the end of the name,
+ * the component version has a 'C'. Similarly, functions which deal with
+ * this difference will have two versions using the same convention.
+ */
+
+#define XftOverU(x,y,i,a,t) ((t) = XftIntMult(XftGet8(y,i),(a),(t)) + XftGet8(x,i),\
+ (CARD32) ((CARD8) ((t) | (0 - ((t) >> 8)))) << (i))
+
+#define XftOverC(x,y,i,a,t) ((t) = XftIntMult(XftGet8(y,i),XftGet8(a,i),(t)) + XftGet8(x,i),\
+ (CARD32) ((CARD8) ((t) | (0 - ((t) >> 8)))) << (i))
+
+#define XftInU(x,i,a,t) ((CARD32) XftIntMult(XftGet8(x,i),(a),(t)) << (i))
+
+#define XftInC(x,i,a,t) ((CARD32) XftIntMult(XftGet8(x,i),XftGet8(a,i),(t)) << (i))
+
+#define XftGen(x,y,i,ax,ay,t,u,v) ((t) = (XftIntMult(XftGet8(y,i),ay,(u)) + \
+ XftIntMult(XftGet8(x,i),ax,(v))),\
+ (CARD32) ((CARD8) ((t) | \
+ (0 - ((t) >> 8)))) << (i))
+
+#define XftAdd(x,y,i,t) ((t) = XftGet8(x,i) + XftGet8(y,i), \
+ (CARD32) ((CARD8) ((t) | (0 - ((t) >> 8)))) << (i))
+
+
+static CARD32
+fbOver24 (CARD32 x, CARD32 y)
+{
+ CARD16 a = ~x >> 24;
+ CARD16 t;
+ CARD32 m,n,o;
+
+ m = XftOverU(x,y,0,a,t);
+ n = XftOverU(x,y,8,a,t);
+ o = XftOverU(x,y,16,a,t);
+ return m|n|o;
+}
+
+static CARD32
+fbIn (CARD32 x, CARD8 y)
+{
+ CARD16 a = y;
+ CARD16 t;
+ CARD32 m,n,o,p;
+
+ m = XftInU(x,0,a,t);
+ n = XftInU(x,8,a,t);
+ o = XftInU(x,16,a,t);
+ p = XftInU(x,24,a,t);
+ return m|n|o|p;
+}
+
+static void
+_XftSmoothGlyphGray8888 (XImage *image,
+ _Xconst XftGlyph *xftg,
+ int x,
+ int y,
+ _Xconst XftColor *color)
+{
+ CARD32 src, srca;
+ CARD32 r, g, b;
+ CARD32 *dstLine, *dst, d;
+ CARD8 *maskLine, *mask, m;
+ int dstStride, maskStride;
+ int width, height;
+ int w;
+
+ srca = color->color.alpha >> 8;
+
+ /* This handles only RGB and BGR */
+ g = (color->color.green & 0xff00);
+ if (image->red_mask == 0xff0000)
+ {
+ r = (color->color.red & 0xff00) << 8;
+ b = color->color.blue >> 8;
+ }
+ else
+ {
+ r = color->color.red >> 8;
+ b = (color->color.blue & 0xff00) << 8;
+ }
+ src = (srca << 24) | r | g | b;
+
+ width = xftg->metrics.width;
+ height = xftg->metrics.height;
+
+ x -= xftg->metrics.x;
+ y -= xftg->metrics.y;
+
+ dstLine = (CARD32 *) (image->data + image->bytes_per_line * y + (x << 2));
+ dstStride = image->bytes_per_line >> 2;
+ maskLine = (unsigned char *) xftg->bitmap;
+ maskStride = (width + 3) & ~3;
+
+ while (height--)
+ {
+ dst = dstLine;
+ dstLine += dstStride;
+ mask = maskLine;
+ maskLine += maskStride;
+ w = width;
+
+ while (w--)
+ {
+ m = *mask++;
+ if (m == 0xff)
+ {
+ if (srca == 0xff)
+ *dst = src;
+ else
+ *dst = fbOver24 (src, *dst);
+ }
+ else if (m)
+ {
+ d = fbIn (src, m);
+ *dst = fbOver24 (d, *dst);
+ }
+ dst++;
+ }
+ }
+}
+
+static void
+_XftSmoothGlyphGray565 (XImage *image,
+ _Xconst XftGlyph *xftg,
+ int x,
+ int y,
+ _Xconst XftColor *color)
+{
+ CARD32 src, srca;
+ CARD32 r, g, b;
+ CARD32 d;
+ CARD16 *dstLine, *dst;
+ CARD8 *maskLine, *mask, m;
+ int dstStride, maskStride;
+ int width, height;
+ int w;
+
+ srca = color->color.alpha >> 8;
+
+ /* This handles only RGB and BGR */
+ g = (color->color.green & 0xff00);
+ if (image->red_mask == 0xf800)
+ {
+ r = (color->color.red & 0xff00) << 8;
+ b = color->color.blue >> 8;
+ }
+ else
+ {
+ r = color->color.red >> 8;
+ b = (color->color.blue & 0xff00) << 8;
+ }
+ src = (srca << 24) | r | g | b;
+
+ width = xftg->metrics.width;
+ height = xftg->metrics.height;
+
+ x -= xftg->metrics.x;
+ y -= xftg->metrics.y;
+
+ dstLine = (CARD16 *) (image->data + image->bytes_per_line * y + (x << 1));
+ dstStride = image->bytes_per_line >> 1;
+ maskLine = (unsigned char *) xftg->bitmap;
+ maskStride = (width + 3) & ~3;
+
+ while (height--)
+ {
+ dst = dstLine;
+ dstLine += dstStride;
+ mask = maskLine;
+ maskLine += maskStride;
+ w = width;
+
+ while (w--)
+ {
+ m = *mask++;
+ if (m == 0xff)
+ {
+ if (srca == 0xff)
+ d = src;
+ else
+ {
+ d = *dst;
+ d = fbOver24 (src, cvt0565to8888(d));
+ }
+ *dst = cvt8888to0565(d);
+ }
+ else if (m)
+ {
+ d = *dst;
+ d = fbOver24 (fbIn(src,m), cvt0565to8888(d));
+ *dst = cvt8888to0565(d);
+ }
+ dst++;
+ }
+ }
+}
+
+static void
+_XftSmoothGlyphGray555 (XImage *image,
+ _Xconst XftGlyph *xftg,
+ int x,
+ int y,
+ _Xconst XftColor *color)
+{
+ CARD32 src, srca;
+ CARD32 r, g, b;
+ CARD32 d;
+ CARD16 *dstLine, *dst;
+ CARD8 *maskLine, *mask, m;
+ int dstStride, maskStride;
+ int width, height;
+ int w;
+
+ srca = color->color.alpha >> 8;
+
+ /* This handles only RGB and BGR */
+ g = (color->color.green & 0xff00);
+ if (image->red_mask == 0xf800)
+ {
+ r = (color->color.red & 0xff00) << 8;
+ b = color->color.blue >> 8;
+ }
+ else
+ {
+ r = color->color.red >> 8;
+ b = (color->color.blue & 0xff00) << 8;
+ }
+ src = (srca << 24) | r | g | b;
+
+ width = xftg->metrics.width;
+ height = xftg->metrics.height;
+
+ x -= xftg->metrics.x;
+ y -= xftg->metrics.y;
+
+ dstLine = (CARD16 *) (image->data + image->bytes_per_line * y + (x << 1));
+ dstStride = image->bytes_per_line >> 1;
+ maskLine = (unsigned char *) xftg->bitmap;
+ maskStride = (width + 3) & ~3;
+
+ while (height--)
+ {
+ dst = dstLine;
+ dstLine += dstStride;
+ mask = maskLine;
+ maskLine += maskStride;
+ w = width;
+
+ while (w--)
+ {
+ m = *mask++;
+ if (m == 0xff)
+ {
+ if (srca == 0xff)
+ d = src;
+ else
+ {
+ d = *dst;
+ d = fbOver24 (src, cvt0555to8888(d));
+ }
+ *dst = cvt8888to0555(d);
+ }
+ else if (m)
+ {
+ d = *dst;
+ d = fbOver24 (fbIn(src,m), cvt0555to8888(d));
+ *dst = cvt8888to0555(d);
+ }
+ dst++;
+ }
+ }
+}
+
+static void
+_XftSmoothGlyphGray (XImage *image,
+ _Xconst XftGlyph *xftg,
+ int x,
+ int y,
+ _Xconst XftColor *color)
+{
+ CARD32 src, srca;
+ int r_shift, r_len;
+ int g_shift, g_len;
+ int b_shift, b_len;
+ CARD8 *maskLine, *mask, m;
+ int maskStride;
+ CARD32 d;
+ unsigned long pixel;
+ int width, height;
+ int w, tx;
+
+ srca = color->color.alpha >> 8;
+ src = (srca << 24 |
+ (color->color.red & 0xff00) << 8 |
+ (color->color.green & 0xff00) |
+ (color->color.blue) >> 8);
+ x -= xftg->metrics.x;
+ y -= xftg->metrics.y;
+ width = xftg->metrics.width;
+ height = xftg->metrics.height;
+
+ maskLine = (unsigned char *) xftg->bitmap;
+ maskStride = (width + 3) & ~3;
+
+ _XftExamineBitfield (image->red_mask, &r_shift, &r_len);
+ _XftExamineBitfield (image->green_mask, &g_shift, &g_len);
+ _XftExamineBitfield (image->blue_mask, &b_shift, &b_len);
+ while (height--)
+ {
+ mask = maskLine;
+ maskLine += maskStride;
+ w = width;
+ tx = x;
+
+ while (w--)
+ {
+ m = *mask++;
+ if (m == 0xff)
+ {
+ if (srca == 0xff)
+ d = src;
+ else
+ {
+ pixel = XGetPixel (image, tx, y);
+ d = (_XftGetField (pixel, r_shift, r_len) << 16 |
+ _XftGetField (pixel, g_shift, g_len) << 8 |
+ _XftGetField (pixel, b_shift, b_len));
+ d = fbOver24 (src, d);
+ }
+ pixel = (_XftPutField ((d >> 16) & 0xff, r_shift, r_len) |
+ _XftPutField ((d >> 8) & 0xff, g_shift, g_len) |
+ _XftPutField ((d ) & 0xff, b_shift, b_len));
+ XPutPixel (image, tx, y, pixel);
+ }
+ else if (m)
+ {
+ pixel = XGetPixel (image, tx, y);
+ d = (_XftGetField (pixel, r_shift, r_len) << 16 |
+ _XftGetField (pixel, g_shift, g_len) << 8 |
+ _XftGetField (pixel, b_shift, b_len));
+ d = fbOver24 (fbIn(src,m), d);
+ pixel = (_XftPutField ((d >> 16) & 0xff, r_shift, r_len) |
+ _XftPutField ((d >> 8) & 0xff, g_shift, g_len) |
+ _XftPutField ((d ) & 0xff, b_shift, b_len));
+ XPutPixel (image, tx, y, pixel);
+ }
+ tx++;
+ }
+ y++;
+ }
+}
+
+static void
+_XftSmoothGlyphRgba (XImage *image,
+ _Xconst XftGlyph *xftg,
+ int x,
+ int y,
+ _Xconst XftColor *color)
+{
+ CARD32 src, srca;
+ int r_shift, r_len;
+ int g_shift, g_len;
+ int b_shift, b_len;
+ CARD32 *mask, ma;
+ CARD32 d;
+ unsigned long pixel;
+ int width, height;
+ int w, tx;
+
+ srca = color->color.alpha >> 8;
+ src = (srca << 24 |
+ (color->color.red & 0xff00) << 8 |
+ (color->color.green & 0xff00) |
+ (color->color.blue) >> 8);
+ x -= xftg->metrics.x;
+ y -= xftg->metrics.y;
+ width = xftg->metrics.width;
+ height = xftg->metrics.height;
+
+ mask = (CARD32 *) xftg->bitmap;
+
+ _XftExamineBitfield (image->red_mask, &r_shift, &r_len);
+ _XftExamineBitfield (image->green_mask, &g_shift, &g_len);
+ _XftExamineBitfield (image->blue_mask, &b_shift, &b_len);
+ while (height--)
+ {
+ w = width;
+ tx = x;
+
+ while (w--)
+ {
+ ma = *mask++;
+ if (ma == 0xffffffff)
+ {
+ if (srca == 0xff)
+ d = src;
+ else
+ {
+ pixel = XGetPixel (image, tx, y);
+ d = (_XftGetField (pixel, r_shift, r_len) << 16 |
+ _XftGetField (pixel, g_shift, g_len) << 8 |
+ _XftGetField (pixel, b_shift, b_len));
+ d = fbOver24 (src, d);
+ }
+ pixel = (_XftPutField ((d >> 16) & 0xff, r_shift, r_len) |
+ _XftPutField ((d >> 8) & 0xff, g_shift, g_len) |
+ _XftPutField ((d ) & 0xff, b_shift, b_len));
+ XPutPixel (image, tx, y, pixel);
+ }
+ else if (ma)
+ {
+ CARD32 m,n,o;
+ pixel = XGetPixel (image, tx, y);
+ d = (_XftGetField (pixel, r_shift, r_len) << 16 |
+ _XftGetField (pixel, g_shift, g_len) << 8 |
+ _XftGetField (pixel, b_shift, b_len));
+#define XftInOverC(src,srca,msk,dst,i,result) { \
+ CARD16 __a = XftGet8(msk,i); \
+ CARD32 __t, __ta; \
+ CARD32 __i; \
+ __t = XftIntMult (XftGet8(src,i), __a,__i); \
+ __ta = (CARD8) ~XftIntMult (srca, __a,__i); \
+ __t = __t + XftIntMult(XftGet8(dst,i),__ta,__i); \
+ __t = (CARD32) (CARD8) (__t | (-(__t >> 8))); \
+ result = __t << (i); \
+}
+ XftInOverC(src,srca,ma,d,0,m);
+ XftInOverC(src,srca,ma,d,8,n);
+ XftInOverC(src,srca,ma,d,16,o);
+ d = m | n | o;
+ pixel = (_XftPutField ((d >> 16) & 0xff, r_shift, r_len) |
+ _XftPutField ((d >> 8) & 0xff, g_shift, g_len) |
+ _XftPutField ((d ) & 0xff, b_shift, b_len));
+ XPutPixel (image, tx, y, pixel);
+ }
+ tx++;
+ }
+ y++;
+ }
+}
+
+static FcBool
+_XftSmoothGlyphPossible (XftDraw *draw)
+{
+ if (!draw->visual)
+ return FcFalse;
+ if (draw->visual->class != TrueColor)
+ return FcFalse;
+ return FcTrue;
+}
+
+typedef void (*XftSmoothGlyph) (XImage *image,
+ _Xconst XftGlyph *xftg,
+ int x,
+ int y,
+ _Xconst XftColor *color);
+
+static XftSmoothGlyph
+_XftSmoothGlyphFind (XftDraw *draw, XftFont *public)
+{
+ XftFontInt *font = (XftFontInt *) public;
+
+ if (!font->info.antialias)
+ return _XftSmoothGlyphMono;
+ else switch (font->info.rgba) {
+ case FC_RGBA_RGB:
+ case FC_RGBA_BGR:
+ case FC_RGBA_VRGB:
+ case FC_RGBA_VBGR:
+ return _XftSmoothGlyphRgba;
+ default:
+ switch (XftDrawBitsPerPixel (draw)) {
+ case 32:
+ if ((draw->visual->red_mask == 0xff0000 &&
+ draw->visual->green_mask == 0x00ff00 &&
+ draw->visual->blue_mask == 0x0000ff) ||
+ (draw->visual->red_mask == 0x0000ff &&
+ draw->visual->green_mask == 0x00ff00 &&
+ draw->visual->blue_mask == 0xff0000))
+ {
+ return _XftSmoothGlyphGray8888;
+ }
+ break;
+ case 16:
+ if ((draw->visual->red_mask == 0xf800 &&
+ draw->visual->green_mask == 0x07e0 &&
+ draw->visual->blue_mask == 0x001f) ||
+ (draw->visual->red_mask == 0x001f &&
+ draw->visual->green_mask == 0x07e0 &&
+ draw->visual->blue_mask == 0xf800))
+ {
+ return _XftSmoothGlyphGray565;
+ }
+ if ((draw->visual->red_mask == 0x7c00 &&
+ draw->visual->green_mask == 0x03e0 &&
+ draw->visual->blue_mask == 0x001f) ||
+ (draw->visual->red_mask == 0x001f &&
+ draw->visual->green_mask == 0x03e0 &&
+ draw->visual->blue_mask == 0x7c00))
+ {
+ return _XftSmoothGlyphGray555;
+ }
+ break;
+ default:
+ break;
+ }
+ return _XftSmoothGlyphGray;
+ }
+}
+
+static XftGlyph *
+_XftGlyphDefault (Display *dpy, XftFont *public)
+{
+ XftFontInt *font = (XftFontInt *) public;
+ FT_UInt missing[XFT_NMISSING];
+ int nmissing;
+ FcBool glyphs_loaded = FcFalse;
+
+ if (XftFontCheckGlyph (dpy, public, FcTrue, 0, missing, &nmissing))
+ glyphs_loaded = FcTrue;
+ if (nmissing)
+ XftFontLoadGlyphs (dpy, public, glyphs_loaded, missing, nmissing);
+ return font->glyphs[0];
+}
+
+static int XftGetImageErrorHandler (Display *dpy, XErrorEvent *error_event)
+{
+ return 0;
+}
+
+_X_HIDDEN void
+XftGlyphCore (XftDraw *draw,
+ _Xconst XftColor *color,
+ XftFont *public,
+ int x,
+ int y,
+ _Xconst FT_UInt *glyphs,
+ int nglyphs)
+{
+ Display *dpy = draw->dpy;
+ XftFontInt *font = (XftFontInt *) public;
+ XftGlyph *xftg;
+ FT_UInt glyph;
+ _Xconst FT_UInt *g;
+ FT_UInt missing[XFT_NMISSING];
+ FcBool glyphs_loaded;
+ int nmissing;
+ int n;
+ XErrorHandler prev_error;
+
+ /*
+ * Load missing glyphs
+ */
+ g = glyphs;
+ n = nglyphs;
+ nmissing = 0;
+ glyphs_loaded = FcFalse;
+ while (n--)
+ if (XftFontCheckGlyph (dpy, public, FcTrue, *g++, missing, &nmissing))
+ glyphs_loaded = FcTrue;
+ if (nmissing)
+ XftFontLoadGlyphs (dpy, public, FcTrue, missing, nmissing);
+
+ g = glyphs;
+ n = nglyphs;
+ if ((font->info.antialias || color->color.alpha != 0xffff) &&
+ _XftSmoothGlyphPossible (draw))
+ {
+ XGlyphInfo gi;
+ XImage *image;
+ unsigned int depth;
+ int ox, oy;
+ XftSmoothGlyph smooth = _XftSmoothGlyphFind (draw, public);
+
+ XftGlyphExtents (dpy, public, glyphs, nglyphs, &gi);
+ if (!gi.width || !gi.height)
+ goto bail1;
+ ox = x - gi.x;
+ oy = y - gi.y;
+ /*
+ * Try to get bits directly from the drawable; if that fails,
+ * use a temporary pixmap. When it does fail, assume it
+ * will probably fail for a while and keep using temporary
+ * pixmaps for a while to avoid double round trips.
+ */
+ if (draw->core.use_pixmap == 0)
+ {
+ prev_error = XSetErrorHandler (XftGetImageErrorHandler);
+ image = XGetImage (dpy, draw->drawable,
+ ox, oy,
+ gi.width, gi.height, AllPlanes,
+ ZPixmap);
+ XSetErrorHandler (prev_error);
+ if (!image)
+ draw->core.use_pixmap = XFT_ASSUME_PIXMAP;
+ }
+ else
+ {
+ draw->core.use_pixmap--;
+ image = NULL;
+ }
+ if (!image && (depth = XftDrawDepth (draw)))
+ {
+ Pixmap pix;
+ GC gc;
+ XGCValues gcv;
+
+ pix = XCreatePixmap (dpy, draw->drawable,
+ gi.width, gi.height, depth);
+ gcv.graphics_exposures = False;
+ gc = XCreateGC (dpy, pix, GCGraphicsExposures, &gcv);
+ XCopyArea (dpy, draw->drawable, pix, gc, ox, oy,
+ gi.width, gi.height, 0, 0);
+ XFreeGC (dpy, gc);
+ image = XGetImage (dpy, pix, 0, 0, gi.width, gi.height, AllPlanes,
+ ZPixmap);
+ XFreePixmap (dpy, pix);
+ }
+ if (!image)
+ goto bail1;
+ image->red_mask = draw->visual->red_mask;
+ image->green_mask = draw->visual->green_mask;
+ image->blue_mask = draw->visual->blue_mask;
+ if (image->byte_order != XftNativeByteOrder ())
+ XftSwapImage (image);
+ while (n--)
+ {
+ glyph = *g++;
+ if (glyph >= font->num_glyphs || !(xftg = font->glyphs[glyph]))
+ xftg = _XftGlyphDefault (dpy, public);
+ if (xftg)
+ {
+ (*smooth) (image, xftg, x - ox, y - oy, color);
+ x += xftg->metrics.xOff;
+ y += xftg->metrics.yOff;
+ }
+ }
+ if (image->byte_order != XftNativeByteOrder ())
+ XftSwapImage (image);
+ XPutImage (dpy, draw->drawable, draw->core.gc, image, 0, 0, ox, oy,
+ gi.width, gi.height);
+ XDestroyImage (image);
+ }
+ else
+ {
+ XftSharpGlyph sharp = _XftSharpGlyphFind (draw, public);
+ while (n--)
+ {
+ glyph = *g++;
+ if (glyph >= font->num_glyphs || !(xftg = font->glyphs[glyph]))
+ xftg = _XftGlyphDefault (dpy, public);
+ if (xftg)
+ {
+ (*sharp) (draw, xftg, x, y);
+ x += xftg->metrics.xOff;
+ y += xftg->metrics.yOff;
+ }
+ }
+ }
+bail1:
+ if (glyphs_loaded)
+ _XftFontManageMemory (dpy, public);
+}
+
+#define NUM_LOCAL 1024
+
+_X_HIDDEN void
+XftGlyphSpecCore (XftDraw *draw,
+ _Xconst XftColor *color,
+ XftFont *public,
+ _Xconst XftGlyphSpec *glyphs,
+ int nglyphs)
+{
+ Display *dpy = draw->dpy;
+ XftFontInt *font = (XftFontInt *) public;
+ XftGlyph *xftg;
+ FT_UInt missing[XFT_NMISSING];
+ FcBool glyphs_loaded;
+ int nmissing;
+ int i;
+ XErrorHandler prev_error;
+ int x1, y1, x2, y2;
+
+ /*
+ * Load missing glyphs
+ */
+ glyphs_loaded = FcFalse;
+ x1 = y1 = x2 = y2 = 0;
+ for (i = 0; i < nglyphs; i++)
+ {
+ XGlyphInfo gi;
+ int g_x1, g_x2, g_y1, g_y2;
+
+ nmissing = 0;
+ if (XftFontCheckGlyph (dpy, public, FcTrue, glyphs[i].glyph, missing, &nmissing))
+ glyphs_loaded = FcTrue;
+ if (nmissing)
+ XftFontLoadGlyphs (dpy, public, FcTrue, missing, nmissing);
+
+ XftGlyphExtents (dpy, public, &glyphs[i].glyph, 1, &gi);
+ g_x1 = glyphs[i].x - gi.x;
+ g_y1 = glyphs[i].y - gi.y;
+ g_x2 = g_x1 + gi.width;
+ g_y2 = g_y1 + gi.height;
+ if (i)
+ {
+ if (g_x1 < x1)
+ x1 = g_x1;
+ if (g_y1 < y1)
+ y1 = g_y1;
+ if (g_x2 > x2)
+ x2 = g_x2;
+ if (g_y2 > y2)
+ y2 = g_y2;
+ }
+ else
+ {
+ x1 = g_x1;
+ y1 = g_y1;
+ x2 = g_x2;
+ y2 = g_y2;
+ }
+ }
+
+ if (x1 == x2 || y1 == y2)
+ goto bail1;
+
+ if ((font->info.antialias || color->color.alpha != 0xffff) &&
+ _XftSmoothGlyphPossible (draw))
+ {
+ XImage *image;
+ unsigned int depth;
+ int width = x2 - x1, height = y2 - y1;
+ XftSmoothGlyph smooth = _XftSmoothGlyphFind (draw, public);
+
+ /*
+ * Try to get bits directly from the drawable; if that fails,
+ * use a temporary pixmap. When it does fail, assume it
+ * will probably fail for a while and keep using temporary
+ * pixmaps for a while to avoid double round trips.
+ */
+ if (draw->core.use_pixmap == 0)
+ {
+ prev_error = XSetErrorHandler (XftGetImageErrorHandler);
+ image = XGetImage (dpy, draw->drawable,
+ x1, y1,
+ width, height, AllPlanes,
+ ZPixmap);
+ XSetErrorHandler (prev_error);
+ if (!image)
+ draw->core.use_pixmap = XFT_ASSUME_PIXMAP;
+ }
+ else
+ {
+ draw->core.use_pixmap--;
+ image = NULL;
+ }
+ if (!image && (depth = XftDrawDepth (draw)))
+ {
+ Pixmap pix;
+ GC gc;
+ XGCValues gcv;
+
+ pix = XCreatePixmap (dpy, draw->drawable,
+ width, height, depth);
+ gcv.graphics_exposures = False;
+ gc = XCreateGC (dpy, pix, GCGraphicsExposures, &gcv);
+ XCopyArea (dpy, draw->drawable, pix, gc, x1, y1,
+ width, height, 0, 0);
+ XFreeGC (dpy, gc);
+ image = XGetImage (dpy, pix, 0, 0, width, height, AllPlanes,
+ ZPixmap);
+ XFreePixmap (dpy, pix);
+ }
+ if (!image)
+ goto bail1;
+ image->red_mask = draw->visual->red_mask;
+ image->green_mask = draw->visual->green_mask;
+ image->blue_mask = draw->visual->blue_mask;
+ if (image->byte_order != XftNativeByteOrder ())
+ XftSwapImage (image);
+ for (i = 0; i < nglyphs; i++)
+ {
+ FT_UInt glyph = glyphs[i].glyph;
+ if (glyph >= font->num_glyphs || !(xftg = font->glyphs[glyph]))
+ xftg = _XftGlyphDefault (dpy, public);
+ if (xftg)
+ {
+ (*smooth) (image, xftg, glyphs[i].x - x1,
+ glyphs[i].y - y1, color);
+ }
+ }
+ if (image->byte_order != XftNativeByteOrder ())
+ XftSwapImage (image);
+ XPutImage (dpy, draw->drawable, draw->core.gc, image, 0, 0, x1, y1,
+ width, height);
+ XDestroyImage (image);
+ }
+ else
+ {
+ XftSharpGlyph sharp = _XftSharpGlyphFind (draw, public);
+ for (i = 0; i < nglyphs; i++)
+ {
+ FT_UInt glyph = glyphs[i].glyph;
+ if (glyph >= font->num_glyphs || !(xftg = font->glyphs[glyph]))
+ xftg = _XftGlyphDefault (dpy, public);
+ if (xftg)
+ (*sharp) (draw, xftg, glyphs[i].x, glyphs[i].y);
+ }
+ }
+bail1:
+ if (glyphs_loaded)
+ _XftFontManageMemory (dpy, public);
+}
+
+_X_HIDDEN void
+XftGlyphFontSpecCore (XftDraw *draw,
+ _Xconst XftColor *color,
+ _Xconst XftGlyphFontSpec *glyphs,
+ int nglyphs)
+{
+ Display *dpy = draw->dpy;
+ XftGlyph *xftg;
+ FT_UInt missing[XFT_NMISSING];
+ FcBool glyphs_loaded;
+ int nmissing;
+ int i;
+ XErrorHandler prev_error;
+ int x1, y1, x2, y2;
+
+ /*
+ * Load missing glyphs
+ */
+ glyphs_loaded = FcFalse;
+ x1 = y1 = x2 = y2 = 0;
+ for (i = 0; i < nglyphs; i++)
+ {
+ XftFont *public = glyphs[i].font;
+ XGlyphInfo gi;
+ int g_x1, g_x2, g_y1, g_y2;
+
+ nmissing = 0;
+ if (XftFontCheckGlyph (dpy, public, FcTrue, glyphs[i].glyph, missing, &nmissing))
+ glyphs_loaded = FcTrue;
+ if (nmissing)
+ XftFontLoadGlyphs (dpy, public, FcTrue, missing, nmissing);
+
+ XftGlyphExtents (dpy, public, &glyphs[i].glyph, 1, &gi);
+ g_x1 = glyphs[i].x - gi.x;
+ g_y1 = glyphs[i].y - gi.y;
+ g_x2 = g_x1 + gi.width;
+ g_y2 = g_y1 + gi.height;
+ if (i)
+ {
+ if (g_x1 < x1)
+ {
+ if (g_x1 < 0)
+ {
+ /* do nothing if the given glyphs are out of range */
+ short t = glyphs[i-1].font->max_advance_width
+ + glyphs[i-1].x;
+ if (t < 0 && glyphs[i-1].x > 0)
+ goto bail1;
+ }
+ x1 = g_x1;
+ }
+ if (g_y1 < y1)
+ y1 = g_y1;
+ if (g_x2 > x2)
+ x2 = g_x2;
+ if (g_y2 > y2)
+ y2 = g_y2;
+ }
+ else
+ {
+ x1 = g_x1;
+ y1 = g_y1;
+ x2 = g_x2;
+ y2 = g_y2;
+ }
+ }
+
+ if (x1 == x2 || y1 == y2)
+ goto bail1;
+
+ for (i = 0; i < nglyphs; i++)
+ if (((XftFontInt *) glyphs[i].font)->info.antialias)
+ break;
+
+ if ((i != nglyphs || color->color.alpha != 0xffff) &&
+ _XftSmoothGlyphPossible (draw))
+ {
+ XImage *image;
+ unsigned int depth;
+ int width = x2 - x1, height = y2 - y1;
+
+ /*
+ * Try to get bits directly from the drawable; if that fails,
+ * use a temporary pixmap. When it does fail, assume it
+ * will probably fail for a while and keep using temporary
+ * pixmaps for a while to avoid double round trips.
+ */
+ if (draw->core.use_pixmap == 0)
+ {
+ prev_error = XSetErrorHandler (XftGetImageErrorHandler);
+ image = XGetImage (dpy, draw->drawable,
+ x1, y1,
+ width, height, AllPlanes,
+ ZPixmap);
+ XSetErrorHandler (prev_error);
+ if (!image)
+ draw->core.use_pixmap = XFT_ASSUME_PIXMAP;
+ }
+ else
+ {
+ draw->core.use_pixmap--;
+ image = NULL;
+ }
+ if (!image && (depth = XftDrawDepth (draw)))
+ {
+ Pixmap pix;
+ GC gc;
+ XGCValues gcv;
+
+ pix = XCreatePixmap (dpy, draw->drawable,
+ width, height, depth);
+ gcv.graphics_exposures = False;
+ gc = XCreateGC (dpy, pix, GCGraphicsExposures, &gcv);
+ XCopyArea (dpy, draw->drawable, pix, gc, x1, y1,
+ width, height, 0, 0);
+ XFreeGC (dpy, gc);
+ image = XGetImage (dpy, pix, 0, 0, width, height, AllPlanes,
+ ZPixmap);
+ XFreePixmap (dpy, pix);
+ }
+ if (!image)
+ goto bail1;
+ image->red_mask = draw->visual->red_mask;
+ image->green_mask = draw->visual->green_mask;
+ image->blue_mask = draw->visual->blue_mask;
+ if (image->byte_order != XftNativeByteOrder ())
+ XftSwapImage (image);
+ for (i = 0; i < nglyphs; i++)
+ {
+ XftFont *public = glyphs[i].font;
+ XftFontInt *font = (XftFontInt *) public;
+ XftSmoothGlyph smooth = _XftSmoothGlyphFind (draw, public);
+ FT_UInt glyph = glyphs[i].glyph;
+
+ if (glyph >= font->num_glyphs || !(xftg = font->glyphs[glyph]))
+ xftg = _XftGlyphDefault (dpy, public);
+ if (xftg)
+ {
+ (*smooth) (image, xftg, glyphs[i].x - x1,
+ glyphs[i].y - y1, color);
+ }
+ }
+ if (image->byte_order != XftNativeByteOrder ())
+ XftSwapImage (image);
+ XPutImage (dpy, draw->drawable, draw->core.gc, image, 0, 0, x1, y1,
+ width, height);
+ XDestroyImage (image);
+ }
+ else
+ {
+ for (i = 0; i < nglyphs; i++)
+ {
+ XftFont *public = glyphs[i].font;
+ XftFontInt *font = (XftFontInt *) public;
+ XftSharpGlyph sharp = _XftSharpGlyphFind (draw, public);
+ FT_UInt glyph = glyphs[i].glyph;
+
+ if (glyph >= font->num_glyphs || !(xftg = font->glyphs[glyph]))
+ xftg = _XftGlyphDefault (dpy, public);
+ if (xftg)
+ (*sharp) (draw, xftg, glyphs[i].x, glyphs[i].y);
+ }
+ }
+bail1:
+ if (glyphs_loaded)
+ for (i = 0; i < nglyphs; i++)
+ _XftFontManageMemory (dpy, glyphs[i].font);
+}
diff --git a/libXft/src/xftdpy.c b/libXft/src/xftdpy.c index cd50358d2..862c7e8ab 100644 --- a/libXft/src/xftdpy.c +++ b/libXft/src/xftdpy.c @@ -1,552 +1,552 @@ -/* - * Copyright © 2000 Keith Packard - * - * Permission to use, copy, modify, distribute, and sell this software and its - * documentation for any purpose is hereby granted without fee, provided that - * the above copyright notice appear in all copies and that both that - * copyright notice and this permission notice appear in supporting - * documentation, and that the name of Keith Packard not be used in - * advertising or publicity pertaining to distribution of the software without - * specific, written prior permission. Keith Packard makes no - * representations about the suitability of this software for any purpose. It - * is provided "as is" without express or implied warranty. - * - * KEITH PACKARD DISCLAIMS ALL WARRANTIES WITH REGARD TO THIS SOFTWARE, - * INCLUDING ALL IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS, IN NO - * EVENT SHALL KEITH PACKARD BE LIABLE FOR ANY SPECIAL, INDIRECT OR - * CONSEQUENTIAL DAMAGES OR ANY DAMAGES WHATSOEVER RESULTING FROM LOSS OF USE, - * DATA OR PROFITS, WHETHER IN AN ACTION OF CONTRACT, NEGLIGENCE OR OTHER - * TORTIOUS ACTION, ARISING OUT OF OR IN CONNECTION WITH THE USE OR - * PERFORMANCE OF THIS SOFTWARE. - */ - -#include "xftint.h" - -_X_HIDDEN XftDisplayInfo *_XftDisplayInfo; - -static int -_XftCloseDisplay (Display *dpy, XExtCodes *codes) -{ - XftDisplayInfo *info, **prev; - - info = _XftDisplayInfoGet (dpy, FcFalse); - if (!info) - return 0; - - /* - * Get rid of any dangling unreferenced fonts - */ - info->max_unref_fonts = 0; - XftFontManageMemory (dpy); - - /* - * Clean up the default values - */ - if (info->defaults) - FcPatternDestroy (info->defaults); - - /* - * Unhook from the global list - */ - for (prev = &_XftDisplayInfo; (info = *prev); prev = &(*prev)->next) - if (info->display == dpy) - break; - *prev = info->next; - - free (info); - return 0; -} - - -_X_HIDDEN XftDisplayInfo * -_XftDisplayInfoGet (Display *dpy, FcBool createIfNecessary) -{ - XftDisplayInfo *info, **prev; - XRenderPictFormat pf; - int i; - int event_base, error_base; - - for (prev = &_XftDisplayInfo; (info = *prev); prev = &(*prev)->next) - { - if (info->display == dpy) - { - /* - * MRU the list - */ - if (prev != &_XftDisplayInfo) - { - *prev = info->next; - info->next = _XftDisplayInfo; - _XftDisplayInfo = info; - } - return info; - } - } - if (!createIfNecessary) - return NULL; - - info = (XftDisplayInfo *) malloc (sizeof (XftDisplayInfo)); - if (!info) - goto bail0; - info->codes = XAddExtension (dpy); - if (!info->codes) - goto bail1; - (void) XESetCloseDisplay (dpy, info->codes->extension, _XftCloseDisplay); - - info->display = dpy; - info->defaults = NULL; - info->solidFormat = NULL; - info->hasRender = (XRenderQueryExtension (dpy, &event_base, &error_base) && - (XRenderFindVisualFormat (dpy, DefaultVisual (dpy, DefaultScreen (dpy))) != NULL)); - info->use_free_glyphs = FcTrue; - if (info->hasRender) - { - int major, minor; - XRenderQueryVersion (dpy, &major, &minor); - if (major < 0 || (major == 0 && minor <= 2)) - info->use_free_glyphs = FcFalse; - - pf.type = PictTypeDirect; - pf.depth = 32; - pf.direct.redMask = 0xff; - pf.direct.greenMask = 0xff; - pf.direct.blueMask = 0xff; - pf.direct.alphaMask = 0xff; - info->solidFormat = XRenderFindFormat (dpy, - (PictFormatType| - PictFormatDepth| - PictFormatRedMask| - PictFormatGreenMask| - PictFormatBlueMask| - PictFormatAlphaMask), - &pf, - 0); - } - if (XftDebug () & XFT_DBG_RENDER) - { - Visual *visual = DefaultVisual (dpy, DefaultScreen (dpy)); - XRenderPictFormat *format = XRenderFindVisualFormat (dpy, visual); - - printf ("XftDisplayInfoGet Default visual 0x%x ", - (int) visual->visualid); - if (format) - { - if (format->type == PictTypeDirect) - { - printf ("format %d,%d,%d,%d\n", - format->direct.alpha, - format->direct.red, - format->direct.green, - format->direct.blue); - } - else - { - printf ("format indexed\n"); - } - } - else - printf ("No Render format for default visual\n"); - - printf ("XftDisplayInfoGet initialized, hasRender set to \"%s\"\n", - info->hasRender ? "True" : "False"); - } - for (i = 0; i < XFT_NUM_SOLID_COLOR; i++) - { - info->colors[i].screen = -1; - info->colors[i].pict = 0; - } - info->fonts = NULL; - - info->next = _XftDisplayInfo; - _XftDisplayInfo = info; - - info->glyph_memory = 0; - info->max_glyph_memory = XftDefaultGetInteger (dpy, - XFT_MAX_GLYPH_MEMORY, 0, - XFT_DPY_MAX_GLYPH_MEMORY); - if (XftDebug () & XFT_DBG_CACHE) - printf ("global max cache memory %ld\n", info->max_glyph_memory); - - - info->num_unref_fonts = 0; - info->max_unref_fonts = XftDefaultGetInteger (dpy, - XFT_MAX_UNREF_FONTS, 0, - XFT_DPY_MAX_UNREF_FONTS); - if (XftDebug() & XFT_DBG_CACHE) - printf ("global max unref fonts %d\n", info->max_unref_fonts); - - memset (info->fontHash, '\0', sizeof (XftFont *) * XFT_NUM_FONT_HASH); - return info; - -bail1: - free (info); -bail0: - if (XftDebug () & XFT_DBG_RENDER) - { - printf ("XftDisplayInfoGet failed to initialize, Xft unhappy\n"); - } - return NULL; -} - -/* - * Reduce memory usage in X server - */ - -static void -_XftDisplayValidateMemory (XftDisplayInfo *info) -{ - XftFont *public; - XftFontInt *font; - unsigned long glyph_memory; - - glyph_memory = 0; - for (public = info->fonts; public; public = font->next) - { - font = (XftFontInt *) public; - glyph_memory += font->glyph_memory; - } - if (glyph_memory != info->glyph_memory) - printf ("Display glyph cache incorrect has %ld bytes, should have %ld\n", - info->glyph_memory, glyph_memory); -} - -_X_HIDDEN void -_XftDisplayManageMemory (Display *dpy) -{ - XftDisplayInfo *info = _XftDisplayInfoGet (dpy, False); - unsigned long glyph_memory; - XftFont *public; - XftFontInt *font; - - if (!info || !info->max_glyph_memory) - return; - if (XftDebug () & XFT_DBG_CACHE) - { - if (info->glyph_memory > info->max_glyph_memory) - printf ("Reduce global memory from %ld to %ld\n", - info->glyph_memory, info->max_glyph_memory); - _XftDisplayValidateMemory (info); - } - while (info->glyph_memory > info->max_glyph_memory) - { - glyph_memory = rand () % info->glyph_memory; - public = info->fonts; - while (public) - { - font = (XftFontInt *) public; - - if (font->glyph_memory > glyph_memory) - { - _XftFontUncacheGlyph (dpy, public); - break; - } - public = font->next; - glyph_memory -= font->glyph_memory; - } - } - if (XftDebug () & XFT_DBG_CACHE) - _XftDisplayValidateMemory (info); -} - -_X_EXPORT Bool -XftDefaultHasRender (Display *dpy) -{ - XftDisplayInfo *info = _XftDisplayInfoGet (dpy, True); - - if (!info) - return False; - return info->hasRender; -} - -_X_EXPORT Bool -XftDefaultSet (Display *dpy, FcPattern *defaults) -{ - XftDisplayInfo *info = _XftDisplayInfoGet (dpy, True); - - if (!info) - return False; - if (info->defaults) - FcPatternDestroy (info->defaults); - info->defaults = defaults; - if (!info->max_glyph_memory) - info->max_glyph_memory = XFT_DPY_MAX_GLYPH_MEMORY; - info->max_glyph_memory = XftDefaultGetInteger (dpy, - XFT_MAX_GLYPH_MEMORY, 0, - info->max_glyph_memory); - if (!info->max_unref_fonts) - info->max_unref_fonts = XFT_DPY_MAX_UNREF_FONTS; - info->max_unref_fonts = XftDefaultGetInteger (dpy, - XFT_MAX_UNREF_FONTS, 0, - info->max_unref_fonts); - return True; -} - -_X_HIDDEN int -XftDefaultParseBool (char *v) -{ - char c0, c1; - - c0 = *v; - if (isupper ((int)c0)) - c0 = tolower (c0); - if (c0 == 't' || c0 == 'y' || c0 == '1') - return 1; - if (c0 == 'f' || c0 == 'n' || c0 == '0') - return 0; - if (c0 == 'o') - { - c1 = v[1]; - if (isupper ((int)c1)) - c1 = tolower (c1); - if (c1 == 'n') - return 1; - if (c1 == 'f') - return 0; - } - return -1; -} - -static Bool -_XftDefaultInitBool (Display *dpy, FcPattern *pat, char *option) -{ - char *v; - int i; - - v = XGetDefault (dpy, "Xft", option); - if (v && (i = XftDefaultParseBool (v)) >= 0) - return FcPatternAddBool (pat, option, i != 0); - return True; -} - -static Bool -_XftDefaultInitDouble (Display *dpy, FcPattern *pat, char *option) -{ - char *v, *e; - double d; - - v = XGetDefault (dpy, "Xft", option); - if (v) - { - d = strtod (v, &e); - if (e != v) - return FcPatternAddDouble (pat, option, d); - } - return True; -} - -static Bool -_XftDefaultInitInteger (Display *dpy, FcPattern *pat, char *option) -{ - char *v, *e; - int i; - - v = XGetDefault (dpy, "Xft", option); - if (v) - { - if (FcNameConstant ((FcChar8 *) v, &i)) - return FcPatternAddInteger (pat, option, i); - i = strtol (v, &e, 0); - if (e != v) - return FcPatternAddInteger (pat, option, i); - } - return True; -} - -static FcPattern * -_XftDefaultInit (Display *dpy) -{ - FcPattern *pat; - - pat = FcPatternCreate (); - if (!pat) - goto bail0; - - if (!_XftDefaultInitDouble (dpy, pat, FC_SCALE)) - goto bail1; - if (!_XftDefaultInitDouble (dpy, pat, FC_DPI)) - goto bail1; - if (!_XftDefaultInitBool (dpy, pat, XFT_RENDER)) - goto bail1; - if (!_XftDefaultInitInteger (dpy, pat, FC_RGBA)) - goto bail1; - if (!_XftDefaultInitBool (dpy, pat, FC_ANTIALIAS)) - goto bail1; -#ifdef FC_EMBOLDEN - if (!_XftDefaultInitBool (dpy, pat, FC_EMBOLDEN)) - goto bail1; -#endif - if (!_XftDefaultInitBool (dpy, pat, FC_AUTOHINT)) - goto bail1; -#ifdef FC_HINT_STYLE - if (!_XftDefaultInitInteger (dpy, pat, FC_HINT_STYLE)) - goto bail1; -#endif - if (!_XftDefaultInitBool (dpy, pat, FC_HINTING)) - goto bail1; - if (!_XftDefaultInitBool (dpy, pat, FC_MINSPACE)) - goto bail1; - if (!_XftDefaultInitInteger (dpy, pat, XFT_MAX_GLYPH_MEMORY)) - goto bail1; - - return pat; - -bail1: - FcPatternDestroy (pat); -bail0: - return NULL; -} - -static FcResult -_XftDefaultGet (Display *dpy, const char *object, int screen, FcValue *v) -{ - XftDisplayInfo *info = _XftDisplayInfoGet (dpy, True); - FcResult r; - - if (!info) - return FcResultNoMatch; - - if (!info->defaults) - { - info->defaults = _XftDefaultInit (dpy); - if (!info->defaults) - return FcResultNoMatch; - } - r = FcPatternGet (info->defaults, object, screen, v); - if (r == FcResultNoId && screen > 0) - r = FcPatternGet (info->defaults, object, 0, v); - return r; -} - -_X_HIDDEN Bool -XftDefaultGetBool (Display *dpy, const char *object, int screen, Bool def) -{ - FcResult r; - FcValue v; - - r = _XftDefaultGet (dpy, object, screen, &v); - if (r != FcResultMatch || v.type != FcTypeBool) - return def; - return v.u.b; -} - -_X_HIDDEN int -XftDefaultGetInteger (Display *dpy, const char *object, int screen, int def) -{ - FcResult r; - FcValue v; - - r = _XftDefaultGet (dpy, object, screen, &v); - if (r != FcResultMatch || v.type != FcTypeInteger) - return def; - return v.u.i; -} - -_X_HIDDEN double -XftDefaultGetDouble (Display *dpy, const char *object, int screen, double def) -{ - FcResult r; - FcValue v; - - r = _XftDefaultGet (dpy, object, screen, &v); - if (r != FcResultMatch || v.type != FcTypeDouble) - return def; - return v.u.d; -} - -_X_EXPORT void -XftDefaultSubstitute (Display *dpy, int screen, FcPattern *pattern) -{ - FcValue v; - double dpi; - - if (FcPatternGet (pattern, XFT_RENDER, 0, &v) == FcResultNoMatch) - { - FcPatternAddBool (pattern, XFT_RENDER, - XftDefaultGetBool (dpy, XFT_RENDER, screen, - XftDefaultHasRender (dpy))); - } - if (FcPatternGet (pattern, FC_ANTIALIAS, 0, &v) == FcResultNoMatch) - { - FcPatternAddBool (pattern, FC_ANTIALIAS, - XftDefaultGetBool (dpy, FC_ANTIALIAS, screen, - True)); - } -#ifdef FC_EMBOLDEN - if (FcPatternGet (pattern, FC_EMBOLDEN, 0, &v) == FcResultNoMatch) - { - FcPatternAddBool (pattern, FC_EMBOLDEN, - XftDefaultGetBool (dpy, FC_EMBOLDEN, screen, - False)); - } -#endif - if (FcPatternGet (pattern, FC_HINTING, 0, &v) == FcResultNoMatch) - { - FcPatternAddBool (pattern, FC_HINTING, - XftDefaultGetBool (dpy, FC_HINTING, screen, - True)); - } -#ifdef FC_HINT_STYLE - if (FcPatternGet (pattern, FC_HINT_STYLE, 0, &v) == FcResultNoMatch) - { - FcPatternAddInteger (pattern, FC_HINT_STYLE, - XftDefaultGetInteger (dpy, FC_HINT_STYLE, screen, - FC_HINT_FULL)); - } -#endif - if (FcPatternGet (pattern, FC_AUTOHINT, 0, &v) == FcResultNoMatch) - { - FcPatternAddBool (pattern, FC_AUTOHINT, - XftDefaultGetBool (dpy, FC_AUTOHINT, screen, - False)); - } - if (FcPatternGet (pattern, FC_RGBA, 0, &v) == FcResultNoMatch) - { - int subpixel = FC_RGBA_UNKNOWN; -#if RENDER_MAJOR > 0 || RENDER_MINOR >= 6 - if (XftDefaultHasRender (dpy)) - { - int render_order = XRenderQuerySubpixelOrder (dpy, screen); - switch (render_order) { - default: - case SubPixelUnknown: subpixel = FC_RGBA_UNKNOWN; break; - case SubPixelHorizontalRGB: subpixel = FC_RGBA_RGB; break; - case SubPixelHorizontalBGR: subpixel = FC_RGBA_BGR; break; - case SubPixelVerticalRGB: subpixel = FC_RGBA_VRGB; break; - case SubPixelVerticalBGR: subpixel = FC_RGBA_VBGR; break; - case SubPixelNone: subpixel = FC_RGBA_NONE; break; - } - } -#endif - FcPatternAddInteger (pattern, FC_RGBA, - XftDefaultGetInteger (dpy, FC_RGBA, screen, - subpixel)); - } - if (FcPatternGet (pattern, FC_MINSPACE, 0, &v) == FcResultNoMatch) - { - FcPatternAddBool (pattern, FC_MINSPACE, - XftDefaultGetBool (dpy, FC_MINSPACE, screen, - False)); - } - if (FcPatternGet (pattern, FC_DPI, 0, &v) == FcResultNoMatch) - { - dpi = (((double) DisplayHeight (dpy, screen) * 25.4) / - (double) DisplayHeightMM (dpy, screen)); - FcPatternAddDouble (pattern, FC_DPI, - XftDefaultGetDouble (dpy, FC_DPI, screen, - dpi)); - } - if (FcPatternGet (pattern, FC_SCALE, 0, &v) == FcResultNoMatch) - { - FcPatternAddDouble (pattern, FC_SCALE, - XftDefaultGetDouble (dpy, FC_SCALE, screen, 1.0)); - } - if (FcPatternGet (pattern, XFT_MAX_GLYPH_MEMORY, 0, &v) == FcResultNoMatch) - { - FcPatternAddInteger (pattern, XFT_MAX_GLYPH_MEMORY, - XftDefaultGetInteger (dpy, XFT_MAX_GLYPH_MEMORY, - screen, - XFT_FONT_MAX_GLYPH_MEMORY)); - } - FcDefaultSubstitute (pattern); -} - +/*
+ * Copyright © 2000 Keith Packard
+ *
+ * Permission to use, copy, modify, distribute, and sell this software and its
+ * documentation for any purpose is hereby granted without fee, provided that
+ * the above copyright notice appear in all copies and that both that
+ * copyright notice and this permission notice appear in supporting
+ * documentation, and that the name of Keith Packard not be used in
+ * advertising or publicity pertaining to distribution of the software without
+ * specific, written prior permission. Keith Packard makes no
+ * representations about the suitability of this software for any purpose. It
+ * is provided "as is" without express or implied warranty.
+ *
+ * KEITH PACKARD DISCLAIMS ALL WARRANTIES WITH REGARD TO THIS SOFTWARE,
+ * INCLUDING ALL IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS, IN NO
+ * EVENT SHALL KEITH PACKARD BE LIABLE FOR ANY SPECIAL, INDIRECT OR
+ * CONSEQUENTIAL DAMAGES OR ANY DAMAGES WHATSOEVER RESULTING FROM LOSS OF USE,
+ * DATA OR PROFITS, WHETHER IN AN ACTION OF CONTRACT, NEGLIGENCE OR OTHER
+ * TORTIOUS ACTION, ARISING OUT OF OR IN CONNECTION WITH THE USE OR
+ * PERFORMANCE OF THIS SOFTWARE.
+ */
+
+#include "xftint.h"
+
+_X_HIDDEN XftDisplayInfo *_XftDisplayInfo;
+
+static int
+_XftCloseDisplay (Display *dpy, XExtCodes *codes)
+{
+ XftDisplayInfo *info, **prev;
+
+ info = _XftDisplayInfoGet (dpy, FcFalse);
+ if (!info)
+ return 0;
+
+ /*
+ * Get rid of any dangling unreferenced fonts
+ */
+ info->max_unref_fonts = 0;
+ XftFontManageMemory (dpy);
+
+ /*
+ * Clean up the default values
+ */
+ if (info->defaults)
+ FcPatternDestroy (info->defaults);
+
+ /*
+ * Unhook from the global list
+ */
+ for (prev = &_XftDisplayInfo; (info = *prev); prev = &(*prev)->next)
+ if (info->display == dpy)
+ break;
+ *prev = info->next;
+
+ free (info);
+ return 0;
+}
+
+
+_X_HIDDEN XftDisplayInfo *
+_XftDisplayInfoGet (Display *dpy, FcBool createIfNecessary)
+{
+ XftDisplayInfo *info, **prev;
+ XRenderPictFormat pf;
+ int i;
+ int event_base, error_base;
+
+ for (prev = &_XftDisplayInfo; (info = *prev); prev = &(*prev)->next)
+ {
+ if (info->display == dpy)
+ {
+ /*
+ * MRU the list
+ */
+ if (prev != &_XftDisplayInfo)
+ {
+ *prev = info->next;
+ info->next = _XftDisplayInfo;
+ _XftDisplayInfo = info;
+ }
+ return info;
+ }
+ }
+ if (!createIfNecessary)
+ return NULL;
+
+ info = (XftDisplayInfo *) malloc (sizeof (XftDisplayInfo));
+ if (!info)
+ goto bail0;
+ info->codes = XAddExtension (dpy);
+ if (!info->codes)
+ goto bail1;
+ (void) XESetCloseDisplay (dpy, info->codes->extension, _XftCloseDisplay);
+
+ info->display = dpy;
+ info->defaults = NULL;
+ info->solidFormat = NULL;
+ info->hasRender = (XRenderQueryExtension (dpy, &event_base, &error_base) &&
+ (XRenderFindVisualFormat (dpy, DefaultVisual (dpy, DefaultScreen (dpy))) != NULL));
+ info->use_free_glyphs = FcTrue;
+ if (info->hasRender)
+ {
+ int major, minor;
+ XRenderQueryVersion (dpy, &major, &minor);
+ if (major < 0 || (major == 0 && minor <= 2))
+ info->use_free_glyphs = FcFalse;
+
+ pf.type = PictTypeDirect;
+ pf.depth = 32;
+ pf.direct.redMask = 0xff;
+ pf.direct.greenMask = 0xff;
+ pf.direct.blueMask = 0xff;
+ pf.direct.alphaMask = 0xff;
+ info->solidFormat = XRenderFindFormat (dpy,
+ (PictFormatType|
+ PictFormatDepth|
+ PictFormatRedMask|
+ PictFormatGreenMask|
+ PictFormatBlueMask|
+ PictFormatAlphaMask),
+ &pf,
+ 0);
+ }
+ if (XftDebug () & XFT_DBG_RENDER)
+ {
+ Visual *visual = DefaultVisual (dpy, DefaultScreen (dpy));
+ XRenderPictFormat *format = XRenderFindVisualFormat (dpy, visual);
+
+ printf ("XftDisplayInfoGet Default visual 0x%x ",
+ (int) visual->visualid);
+ if (format)
+ {
+ if (format->type == PictTypeDirect)
+ {
+ printf ("format %d,%d,%d,%d\n",
+ format->direct.alpha,
+ format->direct.red,
+ format->direct.green,
+ format->direct.blue);
+ }
+ else
+ {
+ printf ("format indexed\n");
+ }
+ }
+ else
+ printf ("No Render format for default visual\n");
+
+ printf ("XftDisplayInfoGet initialized, hasRender set to \"%s\"\n",
+ info->hasRender ? "True" : "False");
+ }
+ for (i = 0; i < XFT_NUM_SOLID_COLOR; i++)
+ {
+ info->colors[i].screen = -1;
+ info->colors[i].pict = 0;
+ }
+ info->fonts = NULL;
+
+ info->next = _XftDisplayInfo;
+ _XftDisplayInfo = info;
+
+ info->glyph_memory = 0;
+ info->max_glyph_memory = XftDefaultGetInteger (dpy,
+ XFT_MAX_GLYPH_MEMORY, 0,
+ XFT_DPY_MAX_GLYPH_MEMORY);
+ if (XftDebug () & XFT_DBG_CACHE)
+ printf ("global max cache memory %ld\n", info->max_glyph_memory);
+
+
+ info->num_unref_fonts = 0;
+ info->max_unref_fonts = XftDefaultGetInteger (dpy,
+ XFT_MAX_UNREF_FONTS, 0,
+ XFT_DPY_MAX_UNREF_FONTS);
+ if (XftDebug() & XFT_DBG_CACHE)
+ printf ("global max unref fonts %d\n", info->max_unref_fonts);
+
+ memset (info->fontHash, '\0', sizeof (XftFont *) * XFT_NUM_FONT_HASH);
+ return info;
+
+bail1:
+ free (info);
+bail0:
+ if (XftDebug () & XFT_DBG_RENDER)
+ {
+ printf ("XftDisplayInfoGet failed to initialize, Xft unhappy\n");
+ }
+ return NULL;
+}
+
+/*
+ * Reduce memory usage in X server
+ */
+
+static void
+_XftDisplayValidateMemory (XftDisplayInfo *info)
+{
+ XftFont *public;
+ XftFontInt *font;
+ unsigned long glyph_memory;
+
+ glyph_memory = 0;
+ for (public = info->fonts; public; public = font->next)
+ {
+ font = (XftFontInt *) public;
+ glyph_memory += font->glyph_memory;
+ }
+ if (glyph_memory != info->glyph_memory)
+ printf ("Display glyph cache incorrect has %ld bytes, should have %ld\n",
+ info->glyph_memory, glyph_memory);
+}
+
+_X_HIDDEN void
+_XftDisplayManageMemory (Display *dpy)
+{
+ XftDisplayInfo *info = _XftDisplayInfoGet (dpy, False);
+ unsigned long glyph_memory;
+ XftFont *public;
+ XftFontInt *font;
+
+ if (!info || !info->max_glyph_memory)
+ return;
+ if (XftDebug () & XFT_DBG_CACHE)
+ {
+ if (info->glyph_memory > info->max_glyph_memory)
+ printf ("Reduce global memory from %ld to %ld\n",
+ info->glyph_memory, info->max_glyph_memory);
+ _XftDisplayValidateMemory (info);
+ }
+ while (info->glyph_memory > info->max_glyph_memory)
+ {
+ glyph_memory = rand () % info->glyph_memory;
+ public = info->fonts;
+ while (public)
+ {
+ font = (XftFontInt *) public;
+
+ if (font->glyph_memory > glyph_memory)
+ {
+ _XftFontUncacheGlyph (dpy, public);
+ break;
+ }
+ public = font->next;
+ glyph_memory -= font->glyph_memory;
+ }
+ }
+ if (XftDebug () & XFT_DBG_CACHE)
+ _XftDisplayValidateMemory (info);
+}
+
+_X_EXPORT Bool
+XftDefaultHasRender (Display *dpy)
+{
+ XftDisplayInfo *info = _XftDisplayInfoGet (dpy, True);
+
+ if (!info)
+ return False;
+ return info->hasRender;
+}
+
+_X_EXPORT Bool
+XftDefaultSet (Display *dpy, FcPattern *defaults)
+{
+ XftDisplayInfo *info = _XftDisplayInfoGet (dpy, True);
+
+ if (!info)
+ return False;
+ if (info->defaults)
+ FcPatternDestroy (info->defaults);
+ info->defaults = defaults;
+ if (!info->max_glyph_memory)
+ info->max_glyph_memory = XFT_DPY_MAX_GLYPH_MEMORY;
+ info->max_glyph_memory = XftDefaultGetInteger (dpy,
+ XFT_MAX_GLYPH_MEMORY, 0,
+ info->max_glyph_memory);
+ if (!info->max_unref_fonts)
+ info->max_unref_fonts = XFT_DPY_MAX_UNREF_FONTS;
+ info->max_unref_fonts = XftDefaultGetInteger (dpy,
+ XFT_MAX_UNREF_FONTS, 0,
+ info->max_unref_fonts);
+ return True;
+}
+
+_X_HIDDEN int
+XftDefaultParseBool (char *v)
+{
+ char c0, c1;
+
+ c0 = *v;
+ if (isupper ((int)c0))
+ c0 = tolower (c0);
+ if (c0 == 't' || c0 == 'y' || c0 == '1')
+ return 1;
+ if (c0 == 'f' || c0 == 'n' || c0 == '0')
+ return 0;
+ if (c0 == 'o')
+ {
+ c1 = v[1];
+ if (isupper ((int)c1))
+ c1 = tolower (c1);
+ if (c1 == 'n')
+ return 1;
+ if (c1 == 'f')
+ return 0;
+ }
+ return -1;
+}
+
+static Bool
+_XftDefaultInitBool (Display *dpy, FcPattern *pat, char *option)
+{
+ char *v;
+ int i;
+
+ v = XGetDefault (dpy, "Xft", option);
+ if (v && (i = XftDefaultParseBool (v)) >= 0)
+ return FcPatternAddBool (pat, option, i != 0);
+ return True;
+}
+
+static Bool
+_XftDefaultInitDouble (Display *dpy, FcPattern *pat, char *option)
+{
+ char *v, *e;
+ double d;
+
+ v = XGetDefault (dpy, "Xft", option);
+ if (v)
+ {
+ d = strtod (v, &e);
+ if (e != v)
+ return FcPatternAddDouble (pat, option, d);
+ }
+ return True;
+}
+
+static Bool
+_XftDefaultInitInteger (Display *dpy, FcPattern *pat, char *option)
+{
+ char *v, *e;
+ int i;
+
+ v = XGetDefault (dpy, "Xft", option);
+ if (v)
+ {
+ if (FcNameConstant ((FcChar8 *) v, &i))
+ return FcPatternAddInteger (pat, option, i);
+ i = strtol (v, &e, 0);
+ if (e != v)
+ return FcPatternAddInteger (pat, option, i);
+ }
+ return True;
+}
+
+static FcPattern *
+_XftDefaultInit (Display *dpy)
+{
+ FcPattern *pat;
+
+ pat = FcPatternCreate ();
+ if (!pat)
+ goto bail0;
+
+ if (!_XftDefaultInitDouble (dpy, pat, FC_SCALE))
+ goto bail1;
+ if (!_XftDefaultInitDouble (dpy, pat, FC_DPI))
+ goto bail1;
+ if (!_XftDefaultInitBool (dpy, pat, XFT_RENDER))
+ goto bail1;
+ if (!_XftDefaultInitInteger (dpy, pat, FC_RGBA))
+ goto bail1;
+ if (!_XftDefaultInitBool (dpy, pat, FC_ANTIALIAS))
+ goto bail1;
+#ifdef FC_EMBOLDEN
+ if (!_XftDefaultInitBool (dpy, pat, FC_EMBOLDEN))
+ goto bail1;
+#endif
+ if (!_XftDefaultInitBool (dpy, pat, FC_AUTOHINT))
+ goto bail1;
+#ifdef FC_HINT_STYLE
+ if (!_XftDefaultInitInteger (dpy, pat, FC_HINT_STYLE))
+ goto bail1;
+#endif
+ if (!_XftDefaultInitBool (dpy, pat, FC_HINTING))
+ goto bail1;
+ if (!_XftDefaultInitBool (dpy, pat, FC_MINSPACE))
+ goto bail1;
+ if (!_XftDefaultInitInteger (dpy, pat, XFT_MAX_GLYPH_MEMORY))
+ goto bail1;
+
+ return pat;
+
+bail1:
+ FcPatternDestroy (pat);
+bail0:
+ return NULL;
+}
+
+static FcResult
+_XftDefaultGet (Display *dpy, const char *object, int screen, FcValue *v)
+{
+ XftDisplayInfo *info = _XftDisplayInfoGet (dpy, True);
+ FcResult r;
+
+ if (!info)
+ return FcResultNoMatch;
+
+ if (!info->defaults)
+ {
+ info->defaults = _XftDefaultInit (dpy);
+ if (!info->defaults)
+ return FcResultNoMatch;
+ }
+ r = FcPatternGet (info->defaults, object, screen, v);
+ if (r == FcResultNoId && screen > 0)
+ r = FcPatternGet (info->defaults, object, 0, v);
+ return r;
+}
+
+_X_HIDDEN Bool
+XftDefaultGetBool (Display *dpy, const char *object, int screen, Bool def)
+{
+ FcResult r;
+ FcValue v;
+
+ r = _XftDefaultGet (dpy, object, screen, &v);
+ if (r != FcResultMatch || v.type != FcTypeBool)
+ return def;
+ return v.u.b;
+}
+
+_X_HIDDEN int
+XftDefaultGetInteger (Display *dpy, const char *object, int screen, int def)
+{
+ FcResult r;
+ FcValue v;
+
+ r = _XftDefaultGet (dpy, object, screen, &v);
+ if (r != FcResultMatch || v.type != FcTypeInteger)
+ return def;
+ return v.u.i;
+}
+
+_X_HIDDEN double
+XftDefaultGetDouble (Display *dpy, const char *object, int screen, double def)
+{
+ FcResult r;
+ FcValue v;
+
+ r = _XftDefaultGet (dpy, object, screen, &v);
+ if (r != FcResultMatch || v.type != FcTypeDouble)
+ return def;
+ return v.u.d;
+}
+
+_X_EXPORT void
+XftDefaultSubstitute (Display *dpy, int screen, FcPattern *pattern)
+{
+ FcValue v;
+ double dpi;
+
+ if (FcPatternGet (pattern, XFT_RENDER, 0, &v) == FcResultNoMatch)
+ {
+ FcPatternAddBool (pattern, XFT_RENDER,
+ XftDefaultGetBool (dpy, XFT_RENDER, screen,
+ XftDefaultHasRender (dpy)));
+ }
+ if (FcPatternGet (pattern, FC_ANTIALIAS, 0, &v) == FcResultNoMatch)
+ {
+ FcPatternAddBool (pattern, FC_ANTIALIAS,
+ XftDefaultGetBool (dpy, FC_ANTIALIAS, screen,
+ True));
+ }
+#ifdef FC_EMBOLDEN
+ if (FcPatternGet (pattern, FC_EMBOLDEN, 0, &v) == FcResultNoMatch)
+ {
+ FcPatternAddBool (pattern, FC_EMBOLDEN,
+ XftDefaultGetBool (dpy, FC_EMBOLDEN, screen,
+ False));
+ }
+#endif
+ if (FcPatternGet (pattern, FC_HINTING, 0, &v) == FcResultNoMatch)
+ {
+ FcPatternAddBool (pattern, FC_HINTING,
+ XftDefaultGetBool (dpy, FC_HINTING, screen,
+ True));
+ }
+#ifdef FC_HINT_STYLE
+ if (FcPatternGet (pattern, FC_HINT_STYLE, 0, &v) == FcResultNoMatch)
+ {
+ FcPatternAddInteger (pattern, FC_HINT_STYLE,
+ XftDefaultGetInteger (dpy, FC_HINT_STYLE, screen,
+ FC_HINT_FULL));
+ }
+#endif
+ if (FcPatternGet (pattern, FC_AUTOHINT, 0, &v) == FcResultNoMatch)
+ {
+ FcPatternAddBool (pattern, FC_AUTOHINT,
+ XftDefaultGetBool (dpy, FC_AUTOHINT, screen,
+ False));
+ }
+ if (FcPatternGet (pattern, FC_RGBA, 0, &v) == FcResultNoMatch)
+ {
+ int subpixel = FC_RGBA_UNKNOWN;
+#if RENDER_MAJOR > 0 || RENDER_MINOR >= 6
+ if (XftDefaultHasRender (dpy))
+ {
+ int render_order = XRenderQuerySubpixelOrder (dpy, screen);
+ switch (render_order) {
+ default:
+ case SubPixelUnknown: subpixel = FC_RGBA_UNKNOWN; break;
+ case SubPixelHorizontalRGB: subpixel = FC_RGBA_RGB; break;
+ case SubPixelHorizontalBGR: subpixel = FC_RGBA_BGR; break;
+ case SubPixelVerticalRGB: subpixel = FC_RGBA_VRGB; break;
+ case SubPixelVerticalBGR: subpixel = FC_RGBA_VBGR; break;
+ case SubPixelNone: subpixel = FC_RGBA_NONE; break;
+ }
+ }
+#endif
+ FcPatternAddInteger (pattern, FC_RGBA,
+ XftDefaultGetInteger (dpy, FC_RGBA, screen,
+ subpixel));
+ }
+ if (FcPatternGet (pattern, FC_MINSPACE, 0, &v) == FcResultNoMatch)
+ {
+ FcPatternAddBool (pattern, FC_MINSPACE,
+ XftDefaultGetBool (dpy, FC_MINSPACE, screen,
+ False));
+ }
+ if (FcPatternGet (pattern, FC_DPI, 0, &v) == FcResultNoMatch)
+ {
+ dpi = (((double) DisplayHeight (dpy, screen) * 25.4) /
+ (double) DisplayHeightMM (dpy, screen));
+ FcPatternAddDouble (pattern, FC_DPI,
+ XftDefaultGetDouble (dpy, FC_DPI, screen,
+ dpi));
+ }
+ if (FcPatternGet (pattern, FC_SCALE, 0, &v) == FcResultNoMatch)
+ {
+ FcPatternAddDouble (pattern, FC_SCALE,
+ XftDefaultGetDouble (dpy, FC_SCALE, screen, 1.0));
+ }
+ if (FcPatternGet (pattern, XFT_MAX_GLYPH_MEMORY, 0, &v) == FcResultNoMatch)
+ {
+ FcPatternAddInteger (pattern, XFT_MAX_GLYPH_MEMORY,
+ XftDefaultGetInteger (dpy, XFT_MAX_GLYPH_MEMORY,
+ screen,
+ XFT_FONT_MAX_GLYPH_MEMORY));
+ }
+ FcDefaultSubstitute (pattern);
+}
+
diff --git a/libXft/src/xftdraw.c b/libXft/src/xftdraw.c index 21f8538a3..7b8f84dd5 100644 --- a/libXft/src/xftdraw.c +++ b/libXft/src/xftdraw.c @@ -1,994 +1,994 @@ -/* - * Copyright © 2000 Keith Packard - * - * Permission to use, copy, modify, distribute, and sell this software and its - * documentation for any purpose is hereby granted without fee, provided that - * the above copyright notice appear in all copies and that both that - * copyright notice and this permission notice appear in supporting - * documentation, and that the name of Keith Packard not be used in - * advertising or publicity pertaining to distribution of the software without - * specific, written prior permission. Keith Packard makes no - * representations about the suitability of this software for any purpose. It - * is provided "as is" without express or implied warranty. - * - * KEITH PACKARD DISCLAIMS ALL WARRANTIES WITH REGARD TO THIS SOFTWARE, - * INCLUDING ALL IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS, IN NO - * EVENT SHALL KEITH PACKARD BE LIABLE FOR ANY SPECIAL, INDIRECT OR - * CONSEQUENTIAL DAMAGES OR ANY DAMAGES WHATSOEVER RESULTING FROM LOSS OF USE, - * DATA OR PROFITS, WHETHER IN AN ACTION OF CONTRACT, NEGLIGENCE OR OTHER - * TORTIOUS ACTION, ARISING OUT OF OR IN CONNECTION WITH THE USE OR - * PERFORMANCE OF THIS SOFTWARE. - */ - -#include "xftint.h" - -/* - * Ok, this is a pain. To share source pictures across multiple destinations, - * the screen for each drawable must be discovered. - */ - -static int -_XftDrawScreen (Display *dpy, Drawable drawable, Visual *visual) -{ - int s; - Window root; - int x, y; - unsigned int width, height, borderWidth, depth; - /* Special case the most common environment */ - if (ScreenCount (dpy) == 1) - return 0; - /* - * If we've got a visual, look for the screen that points at it. - * This requires no round trip. - */ - if (visual) - { - for (s = 0; s < ScreenCount (dpy); s++) - { - XVisualInfo template, *ret; - int nret; - - template.visualid = visual->visualid; - template.screen = s; - ret = XGetVisualInfo (dpy, VisualIDMask|VisualScreenMask, - &template, &nret); - if (ret) - { - XFree (ret); - return s; - } - } - } - /* - * Otherwise, as the server for the drawable geometry and find - * the screen from the root window. - * This takes a round trip. - */ - if (XGetGeometry (dpy, drawable, &root, &x, &y, &width, &height, - &borderWidth, &depth)) - { - for (s = 0; s < ScreenCount (dpy); s++) - { - if (RootWindow (dpy, s) == root) - return s; - } - } - /* - * Make a guess -- it's probably wrong, but then the app probably - * handed us a bogus drawable in this case - */ - return 0; -} - -_X_HIDDEN unsigned int -XftDrawDepth (XftDraw *draw) -{ - if (!draw->depth) - { - Window root; - int x, y; - unsigned int width, height, borderWidth, depth; - if (XGetGeometry (draw->dpy, draw->drawable, - &root, &x, &y, &width, &height, - &borderWidth, &depth)) - draw->depth = depth; - } - return draw->depth; -} - -_X_HIDDEN unsigned int -XftDrawBitsPerPixel (XftDraw *draw) -{ - if (!draw->bits_per_pixel) - { - XPixmapFormatValues *formats; - int nformats; - unsigned int depth; - - if ((depth = XftDrawDepth (draw)) && - (formats = XListPixmapFormats (draw->dpy, &nformats))) - { - int i; - - for (i = 0; i < nformats; i++) - { - if (formats[i].depth == depth) - { - draw->bits_per_pixel = formats[i].bits_per_pixel; - break; - } - } - XFree (formats); - } - } - return draw->bits_per_pixel; -} - -_X_EXPORT XftDraw * -XftDrawCreate (Display *dpy, - Drawable drawable, - Visual *visual, - Colormap colormap) -{ - XftDraw *draw; - - draw = (XftDraw *) malloc (sizeof (XftDraw)); - if (!draw) - return NULL; - - draw->dpy = dpy; - draw->drawable = drawable; - draw->screen = _XftDrawScreen (dpy, drawable, visual); - draw->depth = 0; /* don't find out unless we need to know */ - draw->bits_per_pixel = 0; /* don't find out unless we need to know */ - draw->visual = visual; - draw->colormap = colormap; - draw->render.pict = 0; - draw->core.gc = NULL; - draw->core.use_pixmap = 0; - draw->clip_type = XftClipTypeNone; - draw->subwindow_mode = ClipByChildren; - XftMemAlloc (XFT_MEM_DRAW, sizeof (XftDraw)); - return draw; -} - -_X_EXPORT XftDraw * -XftDrawCreateBitmap (Display *dpy, - Pixmap bitmap) -{ - XftDraw *draw; - - draw = (XftDraw *) malloc (sizeof (XftDraw)); - if (!draw) - return NULL; - draw->dpy = dpy; - draw->drawable = (Drawable) bitmap; - draw->screen = _XftDrawScreen (dpy, bitmap, NULL); - draw->depth = 1; - draw->bits_per_pixel = 1; - draw->visual = NULL; - draw->colormap = 0; - draw->render.pict = 0; - draw->core.gc = NULL; - draw->core.use_pixmap = 0; - draw->clip_type = XftClipTypeNone; - draw->subwindow_mode = ClipByChildren; - XftMemAlloc (XFT_MEM_DRAW, sizeof (XftDraw)); - return draw; -} - -_X_EXPORT XftDraw * -XftDrawCreateAlpha (Display *dpy, - Pixmap pixmap, - int depth) -{ - XftDraw *draw; - - draw = (XftDraw *) malloc (sizeof (XftDraw)); - if (!draw) - return NULL; - draw->dpy = dpy; - draw->drawable = (Drawable) pixmap; - draw->screen = _XftDrawScreen (dpy, pixmap, NULL); - draw->depth = depth; - draw->bits_per_pixel = 0; /* don't find out until we need it */ - draw->visual = NULL; - draw->colormap = 0; - draw->render.pict = 0; - draw->core.gc = NULL; - draw->core.use_pixmap = 0; - draw->clip_type = XftClipTypeNone; - draw->subwindow_mode = ClipByChildren; - XftMemAlloc (XFT_MEM_DRAW, sizeof (XftDraw)); - return draw; -} - -static XRenderPictFormat * -_XftDrawFormat (XftDraw *draw) -{ - XftDisplayInfo *info = _XftDisplayInfoGet (draw->dpy, True); - - if (!info || !info->hasRender) - return NULL; - - if (draw->visual == NULL) - { - XRenderPictFormat pf; - - pf.type = PictTypeDirect; - pf.depth = XftDrawDepth (draw); - pf.direct.alpha = 0; - pf.direct.alphaMask = (1 << pf.depth) - 1; - return XRenderFindFormat (draw->dpy, - (PictFormatType| - PictFormatDepth| - PictFormatAlpha| - PictFormatAlphaMask), - &pf, - 0); - } - else - return XRenderFindVisualFormat (draw->dpy, draw->visual); -} - -_X_EXPORT void -XftDrawChange (XftDraw *draw, - Drawable drawable) -{ - draw->drawable = drawable; - if (draw->render.pict) - { - XRenderFreePicture (draw->dpy, draw->render.pict); - draw->render.pict = 0; - } - if (draw->core.gc) - { - XFreeGC (draw->dpy, draw->core.gc); - draw->core.gc = NULL; - } -} - -_X_EXPORT Display * -XftDrawDisplay (XftDraw *draw) -{ - return draw->dpy; -} - -_X_EXPORT Drawable -XftDrawDrawable (XftDraw *draw) -{ - return draw->drawable; -} - -_X_EXPORT Colormap -XftDrawColormap (XftDraw *draw) -{ - return draw->colormap; -} - -_X_EXPORT Visual * -XftDrawVisual (XftDraw *draw) -{ - return draw->visual; -} - -_X_EXPORT void -XftDrawDestroy (XftDraw *draw) -{ - if (draw->render.pict) - XRenderFreePicture (draw->dpy, draw->render.pict); - if (draw->core.gc) - XFreeGC (draw->dpy, draw->core.gc); - switch (draw->clip_type) { - case XftClipTypeRegion: - XDestroyRegion (draw->clip.region); - break; - case XftClipTypeRectangles: - free (draw->clip.rect); - break; - case XftClipTypeNone: - break; - } - XftMemFree (XFT_MEM_DRAW, sizeof (XftDraw)); - free (draw); -} - -_X_EXPORT Picture -XftDrawSrcPicture (XftDraw *draw, _Xconst XftColor *color) -{ - Display *dpy = draw->dpy; - XftDisplayInfo *info = _XftDisplayInfoGet (dpy, True); - int i; - XftColor bitmapColor; - - if (!info || !info->solidFormat) - return 0; - - /* - * Monochrome targets require special handling; the PictOp controls - * the color, and the color must be opaque - */ - if (!draw->visual && draw->depth == 1) - { - bitmapColor.color.alpha = 0xffff; - bitmapColor.color.red = 0xffff; - bitmapColor.color.green = 0xffff; - bitmapColor.color.blue = 0xffff; - color = &bitmapColor; - } - - /* - * See if there's one already available - */ - for (i = 0; i < XFT_NUM_SOLID_COLOR; i++) - { - if (info->colors[i].pict && - info->colors[i].screen == draw->screen && - !memcmp ((void *) &color->color, - (void *) &info->colors[i].color, - sizeof (XRenderColor))) - return info->colors[i].pict; - } - /* - * Pick one to replace at random - */ - i = (unsigned int) rand () % XFT_NUM_SOLID_COLOR; - /* - * Recreate if it was for the wrong screen - */ - if (info->colors[i].screen != draw->screen && info->colors[i].pict) - { - XRenderFreePicture (dpy, info->colors[i].pict); - info->colors[i].pict = 0; - } - /* - * Create picture if necessary - */ - if (!info->colors[i].pict) - { - Pixmap pix; - XRenderPictureAttributes pa; - - pix = XCreatePixmap (dpy, RootWindow (dpy, draw->screen), 1, 1, - info->solidFormat->depth); - pa.repeat = True; - info->colors[i].pict = XRenderCreatePicture (draw->dpy, - pix, - info->solidFormat, - CPRepeat, &pa); - XFreePixmap (dpy, pix); - } - /* - * Set to the new color - */ - info->colors[i].color = color->color; - info->colors[i].screen = draw->screen; - XRenderFillRectangle (dpy, PictOpSrc, - info->colors[i].pict, - &color->color, 0, 0, 1, 1); - return info->colors[i].pict; -} - -static int -_XftDrawOp (_Xconst XftDraw *draw, _Xconst XftColor *color) -{ - if (draw->visual || draw->depth != 1) - return PictOpOver; - if (color->color.alpha >= 0x8000) - return PictOpOver; - return PictOpOutReverse; -} - -static FcBool -_XftDrawRenderPrepare (XftDraw *draw) -{ - if (!draw->render.pict) - { - XRenderPictFormat *format; - XRenderPictureAttributes pa; - unsigned long mask = 0; - - format = _XftDrawFormat (draw); - if (!format) - return FcFalse; - - if (draw->subwindow_mode == IncludeInferiors) - { - pa.subwindow_mode = IncludeInferiors; - mask |= CPSubwindowMode; - } - draw->render.pict = XRenderCreatePicture (draw->dpy, draw->drawable, - format, mask, &pa); - if (!draw->render.pict) - return FcFalse; - switch (draw->clip_type) { - case XftClipTypeRegion: - XRenderSetPictureClipRegion (draw->dpy, draw->render.pict, - draw->clip.region); - break; - case XftClipTypeRectangles: - XRenderSetPictureClipRectangles (draw->dpy, draw->render.pict, - draw->clip.rect->xOrigin, - draw->clip.rect->yOrigin, - XftClipRects(draw->clip.rect), - draw->clip.rect->n); - break; - case XftClipTypeNone: - break; - } - } - return FcTrue; -} - -static FcBool -_XftDrawCorePrepare (XftDraw *draw, _Xconst XftColor *color) -{ - if (!draw->core.gc) - { - XGCValues gcv; - unsigned long mask = 0; - if (draw->subwindow_mode == IncludeInferiors) - { - gcv.subwindow_mode = IncludeInferiors; - mask |= GCSubwindowMode; - } - draw->core.gc = XCreateGC (draw->dpy, draw->drawable, mask, &gcv); - if (!draw->core.gc) - return FcFalse; - switch (draw->clip_type) { - case XftClipTypeRegion: - XSetRegion (draw->dpy, draw->core.gc, draw->clip.region); - break; - case XftClipTypeRectangles: - XSetClipRectangles (draw->dpy, draw->core.gc, - draw->clip.rect->xOrigin, - draw->clip.rect->yOrigin, - XftClipRects (draw->clip.rect), - draw->clip.rect->n, - Unsorted); - break; - case XftClipTypeNone: - break; - } - } - XSetForeground (draw->dpy, draw->core.gc, color->pixel); - return FcTrue; -} - -_X_EXPORT Picture -XftDrawPicture (XftDraw *draw) -{ - if (!_XftDrawRenderPrepare (draw)) - return 0; - return draw->render.pict; -} - -#define NUM_LOCAL 1024 - -_X_EXPORT void -XftDrawGlyphs (XftDraw *draw, - _Xconst XftColor *color, - XftFont *pub, - int x, - int y, - _Xconst FT_UInt *glyphs, - int nglyphs) -{ - XftFontInt *font = (XftFontInt *) pub; - - if (font->format) - { - Picture src; - - if (_XftDrawRenderPrepare (draw) && - (src = XftDrawSrcPicture (draw, color))) - XftGlyphRender (draw->dpy, _XftDrawOp (draw, color), - src, pub, draw->render.pict, - 0, 0, x, y, glyphs, nglyphs); - } - else - { - if (_XftDrawCorePrepare (draw, color)) - XftGlyphCore (draw, color, pub, x, y, glyphs, nglyphs); - } -} - -_X_EXPORT void -XftDrawString8 (XftDraw *draw, - _Xconst XftColor *color, - XftFont *pub, - int x, - int y, - _Xconst FcChar8 *string, - int len) -{ - FT_UInt *glyphs, glyphs_local[NUM_LOCAL]; - int i; - - if (XftDebug () & XFT_DBG_DRAW) - printf ("DrawString \"%*.*s\"\n", len, len, string); - - if (len <= NUM_LOCAL) - glyphs = glyphs_local; - else - { - glyphs = malloc (len * sizeof (FT_UInt)); - if (!glyphs) - return; - } - for (i = 0; i < len; i++) - glyphs[i] = XftCharIndex (draw->dpy, pub, string[i]); - XftDrawGlyphs (draw, color, pub, x, y, glyphs, len); - if (glyphs != glyphs_local) - free (glyphs); -} - -_X_EXPORT void -XftDrawString16 (XftDraw *draw, - _Xconst XftColor *color, - XftFont *pub, - int x, - int y, - _Xconst FcChar16 *string, - int len) -{ - FT_UInt *glyphs, glyphs_local[NUM_LOCAL]; - int i; - - if (len <= NUM_LOCAL) - glyphs = glyphs_local; - else - { - glyphs = malloc (len * sizeof (FT_UInt)); - if (!glyphs) - return; - } - for (i = 0; i < len; i++) - glyphs[i] = XftCharIndex (draw->dpy, pub, string[i]); - - XftDrawGlyphs (draw, color, pub, x, y, glyphs, len); - if (glyphs != glyphs_local) - free (glyphs); -} - -_X_EXPORT void -XftDrawString32 (XftDraw *draw, - _Xconst XftColor *color, - XftFont *pub, - int x, - int y, - _Xconst FcChar32 *string, - int len) -{ - FT_UInt *glyphs, glyphs_local[NUM_LOCAL]; - int i; - - if (len <= NUM_LOCAL) - glyphs = glyphs_local; - else - { - glyphs = malloc (len * sizeof (FT_UInt)); - if (!glyphs) - return; - } - for (i = 0; i < len; i++) - glyphs[i] = XftCharIndex (draw->dpy, pub, string[i]); - - XftDrawGlyphs (draw, color, pub, x, y, glyphs, len); - if (glyphs != glyphs_local) - free (glyphs); -} - -_X_EXPORT void -XftDrawStringUtf8 (XftDraw *draw, - _Xconst XftColor *color, - XftFont *pub, - int x, - int y, - _Xconst FcChar8 *string, - int len) -{ - FT_UInt *glyphs, *glyphs_new, glyphs_local[NUM_LOCAL]; - FcChar32 ucs4; - int i; - int l; - int size; - - i = 0; - glyphs = glyphs_local; - size = NUM_LOCAL; - while (len && (l = FcUtf8ToUcs4 (string, &ucs4, len)) > 0) - { - if (i == size) - { - glyphs_new = malloc (size * 2 * sizeof (FT_UInt)); - if (!glyphs_new) - { - if (glyphs != glyphs_local) - free (glyphs); - return; - } - memcpy (glyphs_new, glyphs, size * sizeof (FT_UInt)); - size *= 2; - if (glyphs != glyphs_local) - free (glyphs); - glyphs = glyphs_new; - } - glyphs[i++] = XftCharIndex (draw->dpy, pub, ucs4); - string += l; - len -= l; - } - XftDrawGlyphs (draw, color, pub, x, y, glyphs, i); - if (glyphs != glyphs_local) - free (glyphs); -} - -_X_EXPORT void -XftDrawStringUtf16 (XftDraw *draw, - _Xconst XftColor *color, - XftFont *pub, - int x, - int y, - _Xconst FcChar8 *string, - FcEndian endian, - int len) -{ - FT_UInt *glyphs, *glyphs_new, glyphs_local[NUM_LOCAL]; - FcChar32 ucs4; - int i; - int l; - int size; - - i = 0; - glyphs = glyphs_local; - size = NUM_LOCAL; - while (len && (l = FcUtf16ToUcs4 (string, endian, &ucs4, len)) > 0) - { - if (i == size) - { - glyphs_new = malloc (size * 2 * sizeof (FT_UInt)); - if (!glyphs_new) - { - if (glyphs != glyphs_local) - free (glyphs); - return; - } - memcpy (glyphs_new, glyphs, size * sizeof (FT_UInt)); - size *= 2; - if (glyphs != glyphs_local) - free (glyphs); - glyphs = glyphs_new; - } - glyphs[i++] = XftCharIndex (draw->dpy, pub, ucs4); - string += l; - len -= l; - } - XftDrawGlyphs (draw, color, pub, x, y, glyphs, i); - if (glyphs != glyphs_local) - free (glyphs); -} - -_X_EXPORT void -XftDrawGlyphSpec (XftDraw *draw, - _Xconst XftColor *color, - XftFont *pub, - _Xconst XftGlyphSpec *glyphs, - int len) -{ - XftFontInt *font = (XftFontInt *) pub; - - if (font->format) - { - Picture src; - - if (_XftDrawRenderPrepare (draw) && - (src = XftDrawSrcPicture (draw, color))) - { - XftGlyphSpecRender (draw->dpy, _XftDrawOp (draw, color), - src, pub, draw->render.pict, - 0, 0, glyphs, len); - } - } - else - { - if (_XftDrawCorePrepare (draw, color)) - XftGlyphSpecCore (draw, color, pub, glyphs, len); - } -} - -_X_EXPORT void -XftDrawGlyphFontSpec (XftDraw *draw, - _Xconst XftColor *color, - _Xconst XftGlyphFontSpec *glyphs, - int len) -{ - int i; - int start; - - i = 0; - while (i < len) - { - start = i; - if (((XftFontInt *) glyphs[i].font)->format) - { - Picture src; - while (i < len && ((XftFontInt *) glyphs[i].font)->format) - i++; - if (_XftDrawRenderPrepare (draw) && - (src = XftDrawSrcPicture (draw, color))) - { - XftGlyphFontSpecRender (draw->dpy, _XftDrawOp (draw, color), - src, draw->render.pict, - 0, 0, glyphs + start , i - start); - } - } - else - { - while (i < len && !((XftFontInt *) glyphs[i].font)->format) - i++; - if (_XftDrawCorePrepare (draw, color)) - XftGlyphFontSpecCore (draw, color, glyphs + start, i - start); - } - } -} - -_X_EXPORT void -XftDrawCharSpec (XftDraw *draw, - _Xconst XftColor *color, - XftFont *pub, - _Xconst XftCharSpec *chars, - int len) -{ - XftGlyphSpec *glyphs, glyphs_local[NUM_LOCAL]; - int i; - - if (len <= NUM_LOCAL) - glyphs = glyphs_local; - else - { - glyphs = malloc (len * sizeof (XftGlyphSpec)); - if (!glyphs) - return; - } - for (i = 0; i < len; i++) - { - glyphs[i].glyph = XftCharIndex(draw->dpy, pub, chars[i].ucs4); - glyphs[i].x = chars[i].x; - glyphs[i].y = chars[i].y; - } - - XftDrawGlyphSpec (draw, color, pub, glyphs, len); - if (glyphs != glyphs_local) - free (glyphs); -} - -_X_EXPORT void -XftDrawCharFontSpec (XftDraw *draw, - _Xconst XftColor *color, - _Xconst XftCharFontSpec *chars, - int len) -{ - XftGlyphFontSpec *glyphs, glyphs_local[NUM_LOCAL]; - int i; - - if (len <= NUM_LOCAL) - glyphs = glyphs_local; - else - { - glyphs = malloc (len * sizeof (XftGlyphFontSpec)); - if (!glyphs) - return; - } - for (i = 0; i < len; i++) - { - glyphs[i].font = chars[i].font; - glyphs[i].glyph = XftCharIndex(draw->dpy, glyphs[i].font, chars[i].ucs4); - glyphs[i].x = chars[i].x; - glyphs[i].y = chars[i].y; - } - - XftDrawGlyphFontSpec (draw, color, glyphs, len); - if (glyphs != glyphs_local) - free (glyphs); -} - -_X_EXPORT void -XftDrawRect (XftDraw *draw, - _Xconst XftColor *color, - int x, - int y, - unsigned int width, - unsigned int height) -{ - if (_XftDrawRenderPrepare (draw)) - { - XRenderFillRectangle (draw->dpy, PictOpSrc, draw->render.pict, - &color->color, x, y, width, height); - } - else if (_XftDrawCorePrepare (draw, color)) - { - /* note: not XftRectCore() */ - XSetForeground (draw->dpy, draw->core.gc, color->pixel); - XFillRectangle (draw->dpy, draw->drawable, draw->core.gc, - x, y, width, height); - } -} - -_X_EXPORT Bool -XftDrawSetClip (XftDraw *draw, - Region r) -{ - Region n = NULL; - - /* - * Check for quick exits - */ - if (!r && draw->clip_type == XftClipTypeNone) - return True; - - if (r && - draw->clip_type == XftClipTypeRegion && - XEqualRegion (r, draw->clip.region)) - { - return True; - } - - /* - * Duplicate the region so future changes can be short circuited - */ - if (r) - { - n = XCreateRegion (); - if (n) - { - if (!XUnionRegion (n, r, n)) - { - XDestroyRegion (n); - return False; - } - } - } - - /* - * Destroy existing clip - */ - switch (draw->clip_type) { - case XftClipTypeRegion: - XDestroyRegion (draw->clip.region); - break; - case XftClipTypeRectangles: - free (draw->clip.rect); - break; - case XftClipTypeNone: - break; - } - - /* - * Set the clip - */ - if (n) - { - draw->clip_type = XftClipTypeRegion; - draw->clip.region = n; - } - else - { - draw->clip_type = XftClipTypeNone; - } - /* - * Apply new clip to existing objects - */ - if (draw->render.pict) - { - if (n) - XRenderSetPictureClipRegion (draw->dpy, draw->render.pict, n); - else - { - XRenderPictureAttributes pa; - pa.clip_mask = None; - XRenderChangePicture (draw->dpy, draw->render.pict, - CPClipMask, &pa); - } - } - if (draw->core.gc) - { - if (n) - XSetRegion (draw->dpy, draw->core.gc, draw->clip.region); - else - XSetClipMask (draw->dpy, draw->core.gc, None); - } - return True; -} - -_X_EXPORT Bool -XftDrawSetClipRectangles (XftDraw *draw, - int xOrigin, - int yOrigin, - _Xconst XRectangle *rects, - int n) -{ - XftClipRect *new = NULL; - - /* - * Check for quick exit - */ - if (draw->clip_type == XftClipTypeRectangles && - draw->clip.rect->n == n && - (n == 0 || (draw->clip.rect->xOrigin == xOrigin && - draw->clip.rect->yOrigin == yOrigin)) && - !memcmp (XftClipRects (draw->clip.rect), rects, n * sizeof (XRectangle))) - { - return True; - } - - /* - * Duplicate the region so future changes can be short circuited - */ - new = malloc (sizeof (XftClipRect) + n * sizeof (XRectangle)); - if (!new) - return False; - - new->n = n; - new->xOrigin = xOrigin; - new->yOrigin = yOrigin; - memcpy (XftClipRects (new), rects, n * sizeof (XRectangle)); - - /* - * Destroy existing clip - */ - switch (draw->clip_type) { - case XftClipTypeRegion: - XDestroyRegion (draw->clip.region); - break; - case XftClipTypeRectangles: - free (draw->clip.rect); - break; - case XftClipTypeNone: - break; - } - - /* - * Set the clip - */ - draw->clip_type = XftClipTypeRectangles; - draw->clip.rect = new; - /* - * Apply new clip to existing objects - */ - if (draw->render.pict) - { - XRenderSetPictureClipRectangles (draw->dpy, draw->render.pict, - new->xOrigin, - new->yOrigin, - XftClipRects(new), - new->n); - } - if (draw->core.gc) - { - XSetClipRectangles (draw->dpy, draw->core.gc, - new->xOrigin, - new->yOrigin, - XftClipRects (new), - new->n, - Unsorted); - } - return True; -} - -_X_EXPORT void -XftDrawSetSubwindowMode (XftDraw *draw, int mode) -{ - if (mode == draw->subwindow_mode) - return; - draw->subwindow_mode = mode; - if (draw->render.pict) - { - XRenderPictureAttributes pa; - - pa.subwindow_mode = mode; - XRenderChangePicture (draw->dpy, draw->render.pict, - CPSubwindowMode, &pa); - } - if (draw->core.gc) - XSetSubwindowMode (draw->dpy, draw->core.gc, mode); -} +/*
+ * Copyright © 2000 Keith Packard
+ *
+ * Permission to use, copy, modify, distribute, and sell this software and its
+ * documentation for any purpose is hereby granted without fee, provided that
+ * the above copyright notice appear in all copies and that both that
+ * copyright notice and this permission notice appear in supporting
+ * documentation, and that the name of Keith Packard not be used in
+ * advertising or publicity pertaining to distribution of the software without
+ * specific, written prior permission. Keith Packard makes no
+ * representations about the suitability of this software for any purpose. It
+ * is provided "as is" without express or implied warranty.
+ *
+ * KEITH PACKARD DISCLAIMS ALL WARRANTIES WITH REGARD TO THIS SOFTWARE,
+ * INCLUDING ALL IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS, IN NO
+ * EVENT SHALL KEITH PACKARD BE LIABLE FOR ANY SPECIAL, INDIRECT OR
+ * CONSEQUENTIAL DAMAGES OR ANY DAMAGES WHATSOEVER RESULTING FROM LOSS OF USE,
+ * DATA OR PROFITS, WHETHER IN AN ACTION OF CONTRACT, NEGLIGENCE OR OTHER
+ * TORTIOUS ACTION, ARISING OUT OF OR IN CONNECTION WITH THE USE OR
+ * PERFORMANCE OF THIS SOFTWARE.
+ */
+
+#include "xftint.h"
+
+/*
+ * Ok, this is a pain. To share source pictures across multiple destinations,
+ * the screen for each drawable must be discovered.
+ */
+
+static int
+_XftDrawScreen (Display *dpy, Drawable drawable, Visual *visual)
+{
+ int s;
+ Window root;
+ int x, y;
+ unsigned int width, height, borderWidth, depth;
+ /* Special case the most common environment */
+ if (ScreenCount (dpy) == 1)
+ return 0;
+ /*
+ * If we've got a visual, look for the screen that points at it.
+ * This requires no round trip.
+ */
+ if (visual)
+ {
+ for (s = 0; s < ScreenCount (dpy); s++)
+ {
+ XVisualInfo template, *ret;
+ int nret;
+
+ template.visualid = visual->visualid;
+ template.screen = s;
+ ret = XGetVisualInfo (dpy, VisualIDMask|VisualScreenMask,
+ &template, &nret);
+ if (ret)
+ {
+ XFree (ret);
+ return s;
+ }
+ }
+ }
+ /*
+ * Otherwise, as the server for the drawable geometry and find
+ * the screen from the root window.
+ * This takes a round trip.
+ */
+ if (XGetGeometry (dpy, drawable, &root, &x, &y, &width, &height,
+ &borderWidth, &depth))
+ {
+ for (s = 0; s < ScreenCount (dpy); s++)
+ {
+ if (RootWindow (dpy, s) == root)
+ return s;
+ }
+ }
+ /*
+ * Make a guess -- it's probably wrong, but then the app probably
+ * handed us a bogus drawable in this case
+ */
+ return 0;
+}
+
+_X_HIDDEN unsigned int
+XftDrawDepth (XftDraw *draw)
+{
+ if (!draw->depth)
+ {
+ Window root;
+ int x, y;
+ unsigned int width, height, borderWidth, depth;
+ if (XGetGeometry (draw->dpy, draw->drawable,
+ &root, &x, &y, &width, &height,
+ &borderWidth, &depth))
+ draw->depth = depth;
+ }
+ return draw->depth;
+}
+
+_X_HIDDEN unsigned int
+XftDrawBitsPerPixel (XftDraw *draw)
+{
+ if (!draw->bits_per_pixel)
+ {
+ XPixmapFormatValues *formats;
+ int nformats;
+ unsigned int depth;
+
+ if ((depth = XftDrawDepth (draw)) &&
+ (formats = XListPixmapFormats (draw->dpy, &nformats)))
+ {
+ int i;
+
+ for (i = 0; i < nformats; i++)
+ {
+ if (formats[i].depth == depth)
+ {
+ draw->bits_per_pixel = formats[i].bits_per_pixel;
+ break;
+ }
+ }
+ XFree (formats);
+ }
+ }
+ return draw->bits_per_pixel;
+}
+
+_X_EXPORT XftDraw *
+XftDrawCreate (Display *dpy,
+ Drawable drawable,
+ Visual *visual,
+ Colormap colormap)
+{
+ XftDraw *draw;
+
+ draw = (XftDraw *) malloc (sizeof (XftDraw));
+ if (!draw)
+ return NULL;
+
+ draw->dpy = dpy;
+ draw->drawable = drawable;
+ draw->screen = _XftDrawScreen (dpy, drawable, visual);
+ draw->depth = 0; /* don't find out unless we need to know */
+ draw->bits_per_pixel = 0; /* don't find out unless we need to know */
+ draw->visual = visual;
+ draw->colormap = colormap;
+ draw->render.pict = 0;
+ draw->core.gc = NULL;
+ draw->core.use_pixmap = 0;
+ draw->clip_type = XftClipTypeNone;
+ draw->subwindow_mode = ClipByChildren;
+ XftMemAlloc (XFT_MEM_DRAW, sizeof (XftDraw));
+ return draw;
+}
+
+_X_EXPORT XftDraw *
+XftDrawCreateBitmap (Display *dpy,
+ Pixmap bitmap)
+{
+ XftDraw *draw;
+
+ draw = (XftDraw *) malloc (sizeof (XftDraw));
+ if (!draw)
+ return NULL;
+ draw->dpy = dpy;
+ draw->drawable = (Drawable) bitmap;
+ draw->screen = _XftDrawScreen (dpy, bitmap, NULL);
+ draw->depth = 1;
+ draw->bits_per_pixel = 1;
+ draw->visual = NULL;
+ draw->colormap = 0;
+ draw->render.pict = 0;
+ draw->core.gc = NULL;
+ draw->core.use_pixmap = 0;
+ draw->clip_type = XftClipTypeNone;
+ draw->subwindow_mode = ClipByChildren;
+ XftMemAlloc (XFT_MEM_DRAW, sizeof (XftDraw));
+ return draw;
+}
+
+_X_EXPORT XftDraw *
+XftDrawCreateAlpha (Display *dpy,
+ Pixmap pixmap,
+ int depth)
+{
+ XftDraw *draw;
+
+ draw = (XftDraw *) malloc (sizeof (XftDraw));
+ if (!draw)
+ return NULL;
+ draw->dpy = dpy;
+ draw->drawable = (Drawable) pixmap;
+ draw->screen = _XftDrawScreen (dpy, pixmap, NULL);
+ draw->depth = depth;
+ draw->bits_per_pixel = 0; /* don't find out until we need it */
+ draw->visual = NULL;
+ draw->colormap = 0;
+ draw->render.pict = 0;
+ draw->core.gc = NULL;
+ draw->core.use_pixmap = 0;
+ draw->clip_type = XftClipTypeNone;
+ draw->subwindow_mode = ClipByChildren;
+ XftMemAlloc (XFT_MEM_DRAW, sizeof (XftDraw));
+ return draw;
+}
+
+static XRenderPictFormat *
+_XftDrawFormat (XftDraw *draw)
+{
+ XftDisplayInfo *info = _XftDisplayInfoGet (draw->dpy, True);
+
+ if (!info || !info->hasRender)
+ return NULL;
+
+ if (draw->visual == NULL)
+ {
+ XRenderPictFormat pf;
+
+ pf.type = PictTypeDirect;
+ pf.depth = XftDrawDepth (draw);
+ pf.direct.alpha = 0;
+ pf.direct.alphaMask = (1 << pf.depth) - 1;
+ return XRenderFindFormat (draw->dpy,
+ (PictFormatType|
+ PictFormatDepth|
+ PictFormatAlpha|
+ PictFormatAlphaMask),
+ &pf,
+ 0);
+ }
+ else
+ return XRenderFindVisualFormat (draw->dpy, draw->visual);
+}
+
+_X_EXPORT void
+XftDrawChange (XftDraw *draw,
+ Drawable drawable)
+{
+ draw->drawable = drawable;
+ if (draw->render.pict)
+ {
+ XRenderFreePicture (draw->dpy, draw->render.pict);
+ draw->render.pict = 0;
+ }
+ if (draw->core.gc)
+ {
+ XFreeGC (draw->dpy, draw->core.gc);
+ draw->core.gc = NULL;
+ }
+}
+
+_X_EXPORT Display *
+XftDrawDisplay (XftDraw *draw)
+{
+ return draw->dpy;
+}
+
+_X_EXPORT Drawable
+XftDrawDrawable (XftDraw *draw)
+{
+ return draw->drawable;
+}
+
+_X_EXPORT Colormap
+XftDrawColormap (XftDraw *draw)
+{
+ return draw->colormap;
+}
+
+_X_EXPORT Visual *
+XftDrawVisual (XftDraw *draw)
+{
+ return draw->visual;
+}
+
+_X_EXPORT void
+XftDrawDestroy (XftDraw *draw)
+{
+ if (draw->render.pict)
+ XRenderFreePicture (draw->dpy, draw->render.pict);
+ if (draw->core.gc)
+ XFreeGC (draw->dpy, draw->core.gc);
+ switch (draw->clip_type) {
+ case XftClipTypeRegion:
+ XDestroyRegion (draw->clip.region);
+ break;
+ case XftClipTypeRectangles:
+ free (draw->clip.rect);
+ break;
+ case XftClipTypeNone:
+ break;
+ }
+ XftMemFree (XFT_MEM_DRAW, sizeof (XftDraw));
+ free (draw);
+}
+
+_X_EXPORT Picture
+XftDrawSrcPicture (XftDraw *draw, _Xconst XftColor *color)
+{
+ Display *dpy = draw->dpy;
+ XftDisplayInfo *info = _XftDisplayInfoGet (dpy, True);
+ int i;
+ XftColor bitmapColor;
+
+ if (!info || !info->solidFormat)
+ return 0;
+
+ /*
+ * Monochrome targets require special handling; the PictOp controls
+ * the color, and the color must be opaque
+ */
+ if (!draw->visual && draw->depth == 1)
+ {
+ bitmapColor.color.alpha = 0xffff;
+ bitmapColor.color.red = 0xffff;
+ bitmapColor.color.green = 0xffff;
+ bitmapColor.color.blue = 0xffff;
+ color = &bitmapColor;
+ }
+
+ /*
+ * See if there's one already available
+ */
+ for (i = 0; i < XFT_NUM_SOLID_COLOR; i++)
+ {
+ if (info->colors[i].pict &&
+ info->colors[i].screen == draw->screen &&
+ !memcmp ((void *) &color->color,
+ (void *) &info->colors[i].color,
+ sizeof (XRenderColor)))
+ return info->colors[i].pict;
+ }
+ /*
+ * Pick one to replace at random
+ */
+ i = (unsigned int) rand () % XFT_NUM_SOLID_COLOR;
+ /*
+ * Recreate if it was for the wrong screen
+ */
+ if (info->colors[i].screen != draw->screen && info->colors[i].pict)
+ {
+ XRenderFreePicture (dpy, info->colors[i].pict);
+ info->colors[i].pict = 0;
+ }
+ /*
+ * Create picture if necessary
+ */
+ if (!info->colors[i].pict)
+ {
+ Pixmap pix;
+ XRenderPictureAttributes pa;
+
+ pix = XCreatePixmap (dpy, RootWindow (dpy, draw->screen), 1, 1,
+ info->solidFormat->depth);
+ pa.repeat = True;
+ info->colors[i].pict = XRenderCreatePicture (draw->dpy,
+ pix,
+ info->solidFormat,
+ CPRepeat, &pa);
+ XFreePixmap (dpy, pix);
+ }
+ /*
+ * Set to the new color
+ */
+ info->colors[i].color = color->color;
+ info->colors[i].screen = draw->screen;
+ XRenderFillRectangle (dpy, PictOpSrc,
+ info->colors[i].pict,
+ &color->color, 0, 0, 1, 1);
+ return info->colors[i].pict;
+}
+
+static int
+_XftDrawOp (_Xconst XftDraw *draw, _Xconst XftColor *color)
+{
+ if (draw->visual || draw->depth != 1)
+ return PictOpOver;
+ if (color->color.alpha >= 0x8000)
+ return PictOpOver;
+ return PictOpOutReverse;
+}
+
+static FcBool
+_XftDrawRenderPrepare (XftDraw *draw)
+{
+ if (!draw->render.pict)
+ {
+ XRenderPictFormat *format;
+ XRenderPictureAttributes pa;
+ unsigned long mask = 0;
+
+ format = _XftDrawFormat (draw);
+ if (!format)
+ return FcFalse;
+
+ if (draw->subwindow_mode == IncludeInferiors)
+ {
+ pa.subwindow_mode = IncludeInferiors;
+ mask |= CPSubwindowMode;
+ }
+ draw->render.pict = XRenderCreatePicture (draw->dpy, draw->drawable,
+ format, mask, &pa);
+ if (!draw->render.pict)
+ return FcFalse;
+ switch (draw->clip_type) {
+ case XftClipTypeRegion:
+ XRenderSetPictureClipRegion (draw->dpy, draw->render.pict,
+ draw->clip.region);
+ break;
+ case XftClipTypeRectangles:
+ XRenderSetPictureClipRectangles (draw->dpy, draw->render.pict,
+ draw->clip.rect->xOrigin,
+ draw->clip.rect->yOrigin,
+ XftClipRects(draw->clip.rect),
+ draw->clip.rect->n);
+ break;
+ case XftClipTypeNone:
+ break;
+ }
+ }
+ return FcTrue;
+}
+
+static FcBool
+_XftDrawCorePrepare (XftDraw *draw, _Xconst XftColor *color)
+{
+ if (!draw->core.gc)
+ {
+ XGCValues gcv;
+ unsigned long mask = 0;
+ if (draw->subwindow_mode == IncludeInferiors)
+ {
+ gcv.subwindow_mode = IncludeInferiors;
+ mask |= GCSubwindowMode;
+ }
+ draw->core.gc = XCreateGC (draw->dpy, draw->drawable, mask, &gcv);
+ if (!draw->core.gc)
+ return FcFalse;
+ switch (draw->clip_type) {
+ case XftClipTypeRegion:
+ XSetRegion (draw->dpy, draw->core.gc, draw->clip.region);
+ break;
+ case XftClipTypeRectangles:
+ XSetClipRectangles (draw->dpy, draw->core.gc,
+ draw->clip.rect->xOrigin,
+ draw->clip.rect->yOrigin,
+ XftClipRects (draw->clip.rect),
+ draw->clip.rect->n,
+ Unsorted);
+ break;
+ case XftClipTypeNone:
+ break;
+ }
+ }
+ XSetForeground (draw->dpy, draw->core.gc, color->pixel);
+ return FcTrue;
+}
+
+_X_EXPORT Picture
+XftDrawPicture (XftDraw *draw)
+{
+ if (!_XftDrawRenderPrepare (draw))
+ return 0;
+ return draw->render.pict;
+}
+
+#define NUM_LOCAL 1024
+
+_X_EXPORT void
+XftDrawGlyphs (XftDraw *draw,
+ _Xconst XftColor *color,
+ XftFont *pub,
+ int x,
+ int y,
+ _Xconst FT_UInt *glyphs,
+ int nglyphs)
+{
+ XftFontInt *font = (XftFontInt *) pub;
+
+ if (font->format)
+ {
+ Picture src;
+
+ if (_XftDrawRenderPrepare (draw) &&
+ (src = XftDrawSrcPicture (draw, color)))
+ XftGlyphRender (draw->dpy, _XftDrawOp (draw, color),
+ src, pub, draw->render.pict,
+ 0, 0, x, y, glyphs, nglyphs);
+ }
+ else
+ {
+ if (_XftDrawCorePrepare (draw, color))
+ XftGlyphCore (draw, color, pub, x, y, glyphs, nglyphs);
+ }
+}
+
+_X_EXPORT void
+XftDrawString8 (XftDraw *draw,
+ _Xconst XftColor *color,
+ XftFont *pub,
+ int x,
+ int y,
+ _Xconst FcChar8 *string,
+ int len)
+{
+ FT_UInt *glyphs, glyphs_local[NUM_LOCAL];
+ int i;
+
+ if (XftDebug () & XFT_DBG_DRAW)
+ printf ("DrawString \"%*.*s\"\n", len, len, string);
+
+ if (len <= NUM_LOCAL)
+ glyphs = glyphs_local;
+ else
+ {
+ glyphs = malloc (len * sizeof (FT_UInt));
+ if (!glyphs)
+ return;
+ }
+ for (i = 0; i < len; i++)
+ glyphs[i] = XftCharIndex (draw->dpy, pub, string[i]);
+ XftDrawGlyphs (draw, color, pub, x, y, glyphs, len);
+ if (glyphs != glyphs_local)
+ free (glyphs);
+}
+
+_X_EXPORT void
+XftDrawString16 (XftDraw *draw,
+ _Xconst XftColor *color,
+ XftFont *pub,
+ int x,
+ int y,
+ _Xconst FcChar16 *string,
+ int len)
+{
+ FT_UInt *glyphs, glyphs_local[NUM_LOCAL];
+ int i;
+
+ if (len <= NUM_LOCAL)
+ glyphs = glyphs_local;
+ else
+ {
+ glyphs = malloc (len * sizeof (FT_UInt));
+ if (!glyphs)
+ return;
+ }
+ for (i = 0; i < len; i++)
+ glyphs[i] = XftCharIndex (draw->dpy, pub, string[i]);
+
+ XftDrawGlyphs (draw, color, pub, x, y, glyphs, len);
+ if (glyphs != glyphs_local)
+ free (glyphs);
+}
+
+_X_EXPORT void
+XftDrawString32 (XftDraw *draw,
+ _Xconst XftColor *color,
+ XftFont *pub,
+ int x,
+ int y,
+ _Xconst FcChar32 *string,
+ int len)
+{
+ FT_UInt *glyphs, glyphs_local[NUM_LOCAL];
+ int i;
+
+ if (len <= NUM_LOCAL)
+ glyphs = glyphs_local;
+ else
+ {
+ glyphs = malloc (len * sizeof (FT_UInt));
+ if (!glyphs)
+ return;
+ }
+ for (i = 0; i < len; i++)
+ glyphs[i] = XftCharIndex (draw->dpy, pub, string[i]);
+
+ XftDrawGlyphs (draw, color, pub, x, y, glyphs, len);
+ if (glyphs != glyphs_local)
+ free (glyphs);
+}
+
+_X_EXPORT void
+XftDrawStringUtf8 (XftDraw *draw,
+ _Xconst XftColor *color,
+ XftFont *pub,
+ int x,
+ int y,
+ _Xconst FcChar8 *string,
+ int len)
+{
+ FT_UInt *glyphs, *glyphs_new, glyphs_local[NUM_LOCAL];
+ FcChar32 ucs4;
+ int i;
+ int l;
+ int size;
+
+ i = 0;
+ glyphs = glyphs_local;
+ size = NUM_LOCAL;
+ while (len && (l = FcUtf8ToUcs4 (string, &ucs4, len)) > 0)
+ {
+ if (i == size)
+ {
+ glyphs_new = malloc (size * 2 * sizeof (FT_UInt));
+ if (!glyphs_new)
+ {
+ if (glyphs != glyphs_local)
+ free (glyphs);
+ return;
+ }
+ memcpy (glyphs_new, glyphs, size * sizeof (FT_UInt));
+ size *= 2;
+ if (glyphs != glyphs_local)
+ free (glyphs);
+ glyphs = glyphs_new;
+ }
+ glyphs[i++] = XftCharIndex (draw->dpy, pub, ucs4);
+ string += l;
+ len -= l;
+ }
+ XftDrawGlyphs (draw, color, pub, x, y, glyphs, i);
+ if (glyphs != glyphs_local)
+ free (glyphs);
+}
+
+_X_EXPORT void
+XftDrawStringUtf16 (XftDraw *draw,
+ _Xconst XftColor *color,
+ XftFont *pub,
+ int x,
+ int y,
+ _Xconst FcChar8 *string,
+ FcEndian endian,
+ int len)
+{
+ FT_UInt *glyphs, *glyphs_new, glyphs_local[NUM_LOCAL];
+ FcChar32 ucs4;
+ int i;
+ int l;
+ int size;
+
+ i = 0;
+ glyphs = glyphs_local;
+ size = NUM_LOCAL;
+ while (len && (l = FcUtf16ToUcs4 (string, endian, &ucs4, len)) > 0)
+ {
+ if (i == size)
+ {
+ glyphs_new = malloc (size * 2 * sizeof (FT_UInt));
+ if (!glyphs_new)
+ {
+ if (glyphs != glyphs_local)
+ free (glyphs);
+ return;
+ }
+ memcpy (glyphs_new, glyphs, size * sizeof (FT_UInt));
+ size *= 2;
+ if (glyphs != glyphs_local)
+ free (glyphs);
+ glyphs = glyphs_new;
+ }
+ glyphs[i++] = XftCharIndex (draw->dpy, pub, ucs4);
+ string += l;
+ len -= l;
+ }
+ XftDrawGlyphs (draw, color, pub, x, y, glyphs, i);
+ if (glyphs != glyphs_local)
+ free (glyphs);
+}
+
+_X_EXPORT void
+XftDrawGlyphSpec (XftDraw *draw,
+ _Xconst XftColor *color,
+ XftFont *pub,
+ _Xconst XftGlyphSpec *glyphs,
+ int len)
+{
+ XftFontInt *font = (XftFontInt *) pub;
+
+ if (font->format)
+ {
+ Picture src;
+
+ if (_XftDrawRenderPrepare (draw) &&
+ (src = XftDrawSrcPicture (draw, color)))
+ {
+ XftGlyphSpecRender (draw->dpy, _XftDrawOp (draw, color),
+ src, pub, draw->render.pict,
+ 0, 0, glyphs, len);
+ }
+ }
+ else
+ {
+ if (_XftDrawCorePrepare (draw, color))
+ XftGlyphSpecCore (draw, color, pub, glyphs, len);
+ }
+}
+
+_X_EXPORT void
+XftDrawGlyphFontSpec (XftDraw *draw,
+ _Xconst XftColor *color,
+ _Xconst XftGlyphFontSpec *glyphs,
+ int len)
+{
+ int i;
+ int start;
+
+ i = 0;
+ while (i < len)
+ {
+ start = i;
+ if (((XftFontInt *) glyphs[i].font)->format)
+ {
+ Picture src;
+ while (i < len && ((XftFontInt *) glyphs[i].font)->format)
+ i++;
+ if (_XftDrawRenderPrepare (draw) &&
+ (src = XftDrawSrcPicture (draw, color)))
+ {
+ XftGlyphFontSpecRender (draw->dpy, _XftDrawOp (draw, color),
+ src, draw->render.pict,
+ 0, 0, glyphs + start , i - start);
+ }
+ }
+ else
+ {
+ while (i < len && !((XftFontInt *) glyphs[i].font)->format)
+ i++;
+ if (_XftDrawCorePrepare (draw, color))
+ XftGlyphFontSpecCore (draw, color, glyphs + start, i - start);
+ }
+ }
+}
+
+_X_EXPORT void
+XftDrawCharSpec (XftDraw *draw,
+ _Xconst XftColor *color,
+ XftFont *pub,
+ _Xconst XftCharSpec *chars,
+ int len)
+{
+ XftGlyphSpec *glyphs, glyphs_local[NUM_LOCAL];
+ int i;
+
+ if (len <= NUM_LOCAL)
+ glyphs = glyphs_local;
+ else
+ {
+ glyphs = malloc (len * sizeof (XftGlyphSpec));
+ if (!glyphs)
+ return;
+ }
+ for (i = 0; i < len; i++)
+ {
+ glyphs[i].glyph = XftCharIndex(draw->dpy, pub, chars[i].ucs4);
+ glyphs[i].x = chars[i].x;
+ glyphs[i].y = chars[i].y;
+ }
+
+ XftDrawGlyphSpec (draw, color, pub, glyphs, len);
+ if (glyphs != glyphs_local)
+ free (glyphs);
+}
+
+_X_EXPORT void
+XftDrawCharFontSpec (XftDraw *draw,
+ _Xconst XftColor *color,
+ _Xconst XftCharFontSpec *chars,
+ int len)
+{
+ XftGlyphFontSpec *glyphs, glyphs_local[NUM_LOCAL];
+ int i;
+
+ if (len <= NUM_LOCAL)
+ glyphs = glyphs_local;
+ else
+ {
+ glyphs = malloc (len * sizeof (XftGlyphFontSpec));
+ if (!glyphs)
+ return;
+ }
+ for (i = 0; i < len; i++)
+ {
+ glyphs[i].font = chars[i].font;
+ glyphs[i].glyph = XftCharIndex(draw->dpy, glyphs[i].font, chars[i].ucs4);
+ glyphs[i].x = chars[i].x;
+ glyphs[i].y = chars[i].y;
+ }
+
+ XftDrawGlyphFontSpec (draw, color, glyphs, len);
+ if (glyphs != glyphs_local)
+ free (glyphs);
+}
+
+_X_EXPORT void
+XftDrawRect (XftDraw *draw,
+ _Xconst XftColor *color,
+ int x,
+ int y,
+ unsigned int width,
+ unsigned int height)
+{
+ if (_XftDrawRenderPrepare (draw))
+ {
+ XRenderFillRectangle (draw->dpy, PictOpSrc, draw->render.pict,
+ &color->color, x, y, width, height);
+ }
+ else if (_XftDrawCorePrepare (draw, color))
+ {
+ /* note: not XftRectCore() */
+ XSetForeground (draw->dpy, draw->core.gc, color->pixel);
+ XFillRectangle (draw->dpy, draw->drawable, draw->core.gc,
+ x, y, width, height);
+ }
+}
+
+_X_EXPORT Bool
+XftDrawSetClip (XftDraw *draw,
+ Region r)
+{
+ Region n = NULL;
+
+ /*
+ * Check for quick exits
+ */
+ if (!r && draw->clip_type == XftClipTypeNone)
+ return True;
+
+ if (r &&
+ draw->clip_type == XftClipTypeRegion &&
+ XEqualRegion (r, draw->clip.region))
+ {
+ return True;
+ }
+
+ /*
+ * Duplicate the region so future changes can be short circuited
+ */
+ if (r)
+ {
+ n = XCreateRegion ();
+ if (n)
+ {
+ if (!XUnionRegion (n, r, n))
+ {
+ XDestroyRegion (n);
+ return False;
+ }
+ }
+ }
+
+ /*
+ * Destroy existing clip
+ */
+ switch (draw->clip_type) {
+ case XftClipTypeRegion:
+ XDestroyRegion (draw->clip.region);
+ break;
+ case XftClipTypeRectangles:
+ free (draw->clip.rect);
+ break;
+ case XftClipTypeNone:
+ break;
+ }
+
+ /*
+ * Set the clip
+ */
+ if (n)
+ {
+ draw->clip_type = XftClipTypeRegion;
+ draw->clip.region = n;
+ }
+ else
+ {
+ draw->clip_type = XftClipTypeNone;
+ }
+ /*
+ * Apply new clip to existing objects
+ */
+ if (draw->render.pict)
+ {
+ if (n)
+ XRenderSetPictureClipRegion (draw->dpy, draw->render.pict, n);
+ else
+ {
+ XRenderPictureAttributes pa;
+ pa.clip_mask = None;
+ XRenderChangePicture (draw->dpy, draw->render.pict,
+ CPClipMask, &pa);
+ }
+ }
+ if (draw->core.gc)
+ {
+ if (n)
+ XSetRegion (draw->dpy, draw->core.gc, draw->clip.region);
+ else
+ XSetClipMask (draw->dpy, draw->core.gc, None);
+ }
+ return True;
+}
+
+_X_EXPORT Bool
+XftDrawSetClipRectangles (XftDraw *draw,
+ int xOrigin,
+ int yOrigin,
+ _Xconst XRectangle *rects,
+ int n)
+{
+ XftClipRect *new = NULL;
+
+ /*
+ * Check for quick exit
+ */
+ if (draw->clip_type == XftClipTypeRectangles &&
+ draw->clip.rect->n == n &&
+ (n == 0 || (draw->clip.rect->xOrigin == xOrigin &&
+ draw->clip.rect->yOrigin == yOrigin)) &&
+ !memcmp (XftClipRects (draw->clip.rect), rects, n * sizeof (XRectangle)))
+ {
+ return True;
+ }
+
+ /*
+ * Duplicate the region so future changes can be short circuited
+ */
+ new = malloc (sizeof (XftClipRect) + n * sizeof (XRectangle));
+ if (!new)
+ return False;
+
+ new->n = n;
+ new->xOrigin = xOrigin;
+ new->yOrigin = yOrigin;
+ memcpy (XftClipRects (new), rects, n * sizeof (XRectangle));
+
+ /*
+ * Destroy existing clip
+ */
+ switch (draw->clip_type) {
+ case XftClipTypeRegion:
+ XDestroyRegion (draw->clip.region);
+ break;
+ case XftClipTypeRectangles:
+ free (draw->clip.rect);
+ break;
+ case XftClipTypeNone:
+ break;
+ }
+
+ /*
+ * Set the clip
+ */
+ draw->clip_type = XftClipTypeRectangles;
+ draw->clip.rect = new;
+ /*
+ * Apply new clip to existing objects
+ */
+ if (draw->render.pict)
+ {
+ XRenderSetPictureClipRectangles (draw->dpy, draw->render.pict,
+ new->xOrigin,
+ new->yOrigin,
+ XftClipRects(new),
+ new->n);
+ }
+ if (draw->core.gc)
+ {
+ XSetClipRectangles (draw->dpy, draw->core.gc,
+ new->xOrigin,
+ new->yOrigin,
+ XftClipRects (new),
+ new->n,
+ Unsorted);
+ }
+ return True;
+}
+
+_X_EXPORT void
+XftDrawSetSubwindowMode (XftDraw *draw, int mode)
+{
+ if (mode == draw->subwindow_mode)
+ return;
+ draw->subwindow_mode = mode;
+ if (draw->render.pict)
+ {
+ XRenderPictureAttributes pa;
+
+ pa.subwindow_mode = mode;
+ XRenderChangePicture (draw->dpy, draw->render.pict,
+ CPSubwindowMode, &pa);
+ }
+ if (draw->core.gc)
+ XSetSubwindowMode (draw->dpy, draw->core.gc, mode);
+}
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