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author | marha <marha@users.sourceforge.net> | 2012-03-26 14:23:28 +0200 |
---|---|---|
committer | marha <marha@users.sourceforge.net> | 2012-03-26 14:23:28 +0200 |
commit | 76bcc36ed305418a3ddc5752d287ede894243e1b (patch) | |
tree | bacb320c825768471ce56f058f17ce863d592376 /xorg-server/dix/glyphcurs.c | |
parent | 7d894e32566b710952c44cbc71939ad1d9e2fa8d (diff) | |
parent | 0f834b91a4768673833ab4917e87d86c237bb1a6 (diff) | |
download | vcxsrv-76bcc36ed305418a3ddc5752d287ede894243e1b.tar.gz vcxsrv-76bcc36ed305418a3ddc5752d287ede894243e1b.tar.bz2 vcxsrv-76bcc36ed305418a3ddc5752d287ede894243e1b.zip |
Merge remote-tracking branch 'origin/released'
Conflicts:
pixman/pixman/pixman-mmx.c
xorg-server/Xext/shm.c
xorg-server/Xext/syncsrv.h
xorg-server/Xext/xvmain.c
xorg-server/Xi/exevents.c
xorg-server/Xi/opendev.c
xorg-server/composite/compalloc.c
xorg-server/composite/compoverlay.c
xorg-server/dix/colormap.c
xorg-server/dix/devices.c
xorg-server/dix/dispatch.c
xorg-server/dix/dixfonts.c
xorg-server/dix/eventconvert.c
xorg-server/dix/events.c
xorg-server/dix/gc.c
xorg-server/dix/getevents.c
xorg-server/dix/main.c
xorg-server/dix/privates.c
xorg-server/dix/registry.c
xorg-server/dix/resource.c
xorg-server/exa/exa_accel.c
xorg-server/exa/exa_migration_classic.c
xorg-server/exa/exa_unaccel.c
xorg-server/fb/fb.h
xorg-server/fb/fbcopy.c
xorg-server/fb/fbpixmap.c
xorg-server/glx/dispatch.h
xorg-server/glx/glapi.h
xorg-server/glx/glapi_gentable.c
xorg-server/glx/glapitable.h
xorg-server/glx/glprocs.h
xorg-server/glx/glxcmds.c
xorg-server/glx/glxcmdsswap.c
xorg-server/glx/glxdricommon.c
xorg-server/glx/glxdriswrast.c
xorg-server/glx/glxext.c
xorg-server/glx/indirect_dispatch.c
xorg-server/glx/indirect_dispatch.h
xorg-server/glx/indirect_dispatch_swap.c
xorg-server/glx/indirect_size.h
xorg-server/glx/indirect_size_get.h
xorg-server/glx/indirect_table.c
xorg-server/glx/indirect_util.c
xorg-server/glx/rensize.c
xorg-server/glx/single2swap.c
xorg-server/glx/singlepix.c
xorg-server/glx/singlepixswap.c
xorg-server/glx/singlesize.c
xorg-server/hw/dmx/dmxinit.c
xorg-server/hw/kdrive/ephyr/ephyr.c
xorg-server/hw/kdrive/ephyr/hostx.c
xorg-server/hw/kdrive/ephyr/hostx.h
xorg-server/hw/kdrive/src/kinput.c
xorg-server/hw/xfree86/common/compiler.h
xorg-server/hw/xwin/InitInput.c
xorg-server/hw/xwin/InitOutput.c
xorg-server/hw/xwin/ddraw.h
xorg-server/hw/xwin/glx/glwrap.c
xorg-server/hw/xwin/glx/indirect.c
xorg-server/hw/xwin/glx/wgl_ext_api.h
xorg-server/hw/xwin/glx/winpriv.c
xorg-server/hw/xwin/win.h
xorg-server/hw/xwin/winallpriv.c
xorg-server/hw/xwin/winauth.c
xorg-server/hw/xwin/winclipboard.h
xorg-server/hw/xwin/winclipboardinit.c
xorg-server/hw/xwin/winclipboardthread.c
xorg-server/hw/xwin/winclipboardunicode.c
xorg-server/hw/xwin/winclipboardwndproc.c
xorg-server/hw/xwin/winclipboardwrappers.c
xorg-server/hw/xwin/winclipboardxevents.c
xorg-server/hw/xwin/wincmap.c
xorg-server/hw/xwin/winconfig.c
xorg-server/hw/xwin/wincreatewnd.c
xorg-server/hw/xwin/wincursor.c
xorg-server/hw/xwin/windialogs.c
xorg-server/hw/xwin/winengine.c
xorg-server/hw/xwin/winerror.c
xorg-server/hw/xwin/wingc.c
xorg-server/hw/xwin/wingetsp.c
xorg-server/hw/xwin/winkeybd.c
xorg-server/hw/xwin/winkeybd.h
xorg-server/hw/xwin/winlayouts.h
xorg-server/hw/xwin/winmisc.c
xorg-server/hw/xwin/winmonitors.c
xorg-server/hw/xwin/winmouse.c
xorg-server/hw/xwin/winmsg.c
xorg-server/hw/xwin/winmsg.h
xorg-server/hw/xwin/winmultiwindowclass.c
xorg-server/hw/xwin/winmultiwindowicons.c
xorg-server/hw/xwin/winmultiwindowshape.c
xorg-server/hw/xwin/winmultiwindowwindow.c
xorg-server/hw/xwin/winmultiwindowwm.c
xorg-server/hw/xwin/winmultiwindowwndproc.c
xorg-server/hw/xwin/winnativegdi.c
xorg-server/hw/xwin/winpfbdd.c
xorg-server/hw/xwin/winpixmap.c
xorg-server/hw/xwin/winpolyline.c
xorg-server/hw/xwin/winprefs.c
xorg-server/hw/xwin/winprocarg.c
xorg-server/hw/xwin/winregistry.c
xorg-server/hw/xwin/winscrinit.c
xorg-server/hw/xwin/winsetsp.c
xorg-server/hw/xwin/winshaddd.c
xorg-server/hw/xwin/winshadddnl.c
xorg-server/hw/xwin/winshadgdi.c
xorg-server/hw/xwin/wintrayicon.c
xorg-server/hw/xwin/winwin32rootless.c
xorg-server/hw/xwin/winwin32rootlesswindow.c
xorg-server/hw/xwin/winwin32rootlesswndproc.c
xorg-server/hw/xwin/winwindow.c
xorg-server/hw/xwin/winwindow.h
xorg-server/hw/xwin/winwindowswm.c
xorg-server/hw/xwin/winwndproc.c
xorg-server/include/callback.h
xorg-server/include/dixstruct.h
xorg-server/include/misc.h
xorg-server/include/os.h
xorg-server/include/scrnintstr.h
xorg-server/mi/micmap.c
xorg-server/mi/miinitext.c
xorg-server/mi/mioverlay.c
xorg-server/mi/misprite.c
xorg-server/mi/mivaltree.c
xorg-server/mi/miwindow.c
xorg-server/miext/damage/damage.c
xorg-server/miext/rootless/rootlessGC.c
xorg-server/miext/rootless/rootlessWindow.c
xorg-server/os/WaitFor.c
xorg-server/os/access.c
xorg-server/os/connection.c
xorg-server/os/io.c
xorg-server/os/log.c
xorg-server/os/osinit.c
xorg-server/os/utils.c
xorg-server/os/xdmcp.c
xorg-server/os/xprintf.c
xorg-server/os/xstrans.c
xorg-server/render/mipict.c
xorg-server/xkb/xkbActions.c
xorg-server/xkb/xkbInit.c
xorg-server/xkeyboard-config/compat/default.in
Diffstat (limited to 'xorg-server/dix/glyphcurs.c')
-rw-r--r-- | xorg-server/dix/glyphcurs.c | 372 |
1 files changed, 181 insertions, 191 deletions
diff --git a/xorg-server/dix/glyphcurs.c b/xorg-server/dix/glyphcurs.c index 946f447b2..9004cb152 100644 --- a/xorg-server/dix/glyphcurs.c +++ b/xorg-server/dix/glyphcurs.c @@ -1,191 +1,181 @@ -/************************************************************************
-
-Copyright 1987, 1998 The Open Group
-
-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.
-
-The above copyright notice and this permission notice shall be included in
-all copies or substantial portions of the Software.
-
-THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
-IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
-FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
-OPEN GROUP BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN
-AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN
-CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
-
-Except as contained in this notice, the name of The Open Group shall not be
-used in advertising or otherwise to promote the sale, use or other dealings
-in this Software without prior written authorization from The Open Group.
-
-
-Copyright 1987 by Digital Equipment Corporation, Maynard, Massachusetts.
-
- All Rights Reserved
-
-Permission to use, copy, modify, and distribute this software and its
-documentation for any purpose and without fee is hereby granted,
-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 Digital not be
-used in advertising or publicity pertaining to distribution of the
-software without specific, written prior permission.
-
-DIGITAL DISCLAIMS ALL WARRANTIES WITH REGARD TO THIS SOFTWARE, INCLUDING
-ALL IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS, IN NO EVENT SHALL
-DIGITAL 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.
-
-************************************************************************/
-
-
-#ifdef HAVE_DIX_CONFIG_H
-#include <dix-config.h>
-#endif
-
-#include "misc.h"
-#include <X11/fonts/fontstruct.h>
-#include "dixfontstr.h"
-#include "scrnintstr.h"
-#include "gcstruct.h"
-#include "resource.h"
-#include "dix.h"
-#include "cursorstr.h"
-#include "opaque.h"
-#include "servermd.h"
-
-
-/*
- get the bits out of the font in a portable way. to avoid
-dealing with padding and such-like, we draw the glyph into
-a bitmap, then read the bits out with GetImage, which
-uses server-natural format.
- since all screens return the same bitmap format, we'll just use
-the first one we find.
- the character origin lines up with the hotspot in the
-cursor metrics.
-*/
-
-int
-ServerBitsFromGlyph(FontPtr pfont, unsigned ch, CursorMetricPtr cm, unsigned char **ppbits)
-{
- ScreenPtr pScreen;
- GCPtr pGC;
- xRectangle rect;
- PixmapPtr ppix;
- long nby;
- char *pbits;
- ChangeGCVal gcval[3];
- unsigned char char2b[2];
-
- /* turn glyph index into a protocol-format char2b */
- char2b[0] = (unsigned char)(ch >> 8);
- char2b[1] = (unsigned char)(ch & 0xff);
-
- pScreen = screenInfo.screens[0];
- nby = BitmapBytePad(cm->width) * (long)cm->height;
- pbits = calloc(1, nby);
- if (!pbits)
- return BadAlloc;
-
- ppix = (PixmapPtr)(*pScreen->CreatePixmap)(pScreen, cm->width,
- cm->height, 1,
- CREATE_PIXMAP_USAGE_SCRATCH);
- pGC = GetScratchGC(1, pScreen);
- if (!ppix || !pGC)
- {
- if (ppix)
- (*pScreen->DestroyPixmap)(ppix);
- if (pGC)
- FreeScratchGC(pGC);
- free(pbits);
- return BadAlloc;
- }
-
- rect.x = 0;
- rect.y = 0;
- rect.width = cm->width;
- rect.height = cm->height;
-
- /* fill the pixmap with 0 */
- gcval[0].val = GXcopy;
- gcval[1].val = 0;
- gcval[2].ptr = (pointer)pfont;
- ChangeGC(NullClient, pGC, GCFunction | GCForeground | GCFont, gcval);
- ValidateGC((DrawablePtr)ppix, pGC);
- (*pGC->ops->PolyFillRect)((DrawablePtr)ppix, pGC, 1, &rect);
-
- /* draw the glyph */
- gcval[0].val = 1;
- ChangeGC(NullClient, pGC, GCForeground, gcval);
- ValidateGC((DrawablePtr)ppix, pGC);
- (*pGC->ops->PolyText16)((DrawablePtr)ppix, pGC, cm->xhot, cm->yhot,
- 1, (unsigned short *)char2b);
- (*pScreen->GetImage)((DrawablePtr)ppix, 0, 0, cm->width, cm->height,
- XYPixmap, 1, pbits);
- *ppbits = (unsigned char *)pbits;
- FreeScratchGC(pGC);
- (*pScreen->DestroyPixmap)(ppix);
- return Success;
-}
-
-
-Bool
-CursorMetricsFromGlyph(FontPtr pfont, unsigned ch, CursorMetricPtr cm)
-{
- CharInfoPtr pci;
- unsigned long nglyphs;
- CARD8 chs[2];
- FontEncoding encoding;
-
- chs[0] = ch >> 8;
- chs[1] = ch;
- encoding = (FONTLASTROW(pfont) == 0) ? Linear16Bit : TwoD16Bit;
- if (encoding == Linear16Bit)
- {
- if (ch < pfont->info.firstCol || pfont->info.lastCol < ch)
- return FALSE;
- }
- else
- {
- if (chs[0] < pfont->info.firstRow || pfont->info.lastRow < chs[0])
- return FALSE;
- if (chs[1] < pfont->info.firstCol || pfont->info.lastCol < chs[1])
- return FALSE;
- }
- (*pfont->get_glyphs) (pfont, 1, chs, encoding, &nglyphs, &pci);
- if (nglyphs == 0)
- return FALSE;
- cm->width = pci->metrics.rightSideBearing - pci->metrics.leftSideBearing;
- cm->height = pci->metrics.descent + pci->metrics.ascent;
- if (pci->metrics.leftSideBearing > 0)
- {
- cm->width += pci->metrics.leftSideBearing;
- cm->xhot = 0;
- }
- else
- {
- cm->xhot = -pci->metrics.leftSideBearing;
- if (pci->metrics.rightSideBearing < 0)
- cm->width -= pci->metrics.rightSideBearing;
- }
- if (pci->metrics.ascent < 0)
- {
- cm->height -= pci->metrics.ascent;
- cm->yhot = 0;
- }
- else
- {
- cm->yhot = pci->metrics.ascent;
- if (pci->metrics.descent < 0)
- cm->height -= pci->metrics.descent;
- }
- return TRUE;
-}
+/************************************************************************ + +Copyright 1987, 1998 The Open Group + +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. + +The above copyright notice and this permission notice shall be included in +all copies or substantial portions of the Software. + +THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR +IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, +FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE +OPEN GROUP BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN +AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN +CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE. + +Except as contained in this notice, the name of The Open Group shall not be +used in advertising or otherwise to promote the sale, use or other dealings +in this Software without prior written authorization from The Open Group. + +Copyright 1987 by Digital Equipment Corporation, Maynard, Massachusetts. + + All Rights Reserved + +Permission to use, copy, modify, and distribute this software and its +documentation for any purpose and without fee is hereby granted, +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 Digital not be +used in advertising or publicity pertaining to distribution of the +software without specific, written prior permission. + +DIGITAL DISCLAIMS ALL WARRANTIES WITH REGARD TO THIS SOFTWARE, INCLUDING +ALL IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS, IN NO EVENT SHALL +DIGITAL 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. + +************************************************************************/ + +#ifdef HAVE_DIX_CONFIG_H +#include <dix-config.h> +#endif + +#include "misc.h" +#include <X11/fonts/fontstruct.h> +#include "dixfontstr.h" +#include "scrnintstr.h" +#include "gcstruct.h" +#include "resource.h" +#include "dix.h" +#include "cursorstr.h" +#include "opaque.h" +#include "servermd.h" + +/* + get the bits out of the font in a portable way. to avoid +dealing with padding and such-like, we draw the glyph into +a bitmap, then read the bits out with GetImage, which +uses server-natural format. + since all screens return the same bitmap format, we'll just use +the first one we find. + the character origin lines up with the hotspot in the +cursor metrics. +*/ + +int +ServerBitsFromGlyph(FontPtr pfont, unsigned ch, CursorMetricPtr cm, + unsigned char **ppbits) +{ + ScreenPtr pScreen; + GCPtr pGC; + xRectangle rect; + PixmapPtr ppix; + long nby; + char *pbits; + ChangeGCVal gcval[3]; + unsigned char char2b[2]; + + /* turn glyph index into a protocol-format char2b */ + char2b[0] = (unsigned char) (ch >> 8); + char2b[1] = (unsigned char) (ch & 0xff); + + pScreen = screenInfo.screens[0]; + nby = BitmapBytePad(cm->width) * (long) cm->height; + pbits = calloc(1, nby); + if (!pbits) + return BadAlloc; + + ppix = (PixmapPtr) (*pScreen->CreatePixmap) (pScreen, cm->width, + cm->height, 1, + CREATE_PIXMAP_USAGE_SCRATCH); + pGC = GetScratchGC(1, pScreen); + if (!ppix || !pGC) { + if (ppix) + (*pScreen->DestroyPixmap) (ppix); + if (pGC) + FreeScratchGC(pGC); + free(pbits); + return BadAlloc; + } + + rect.x = 0; + rect.y = 0; + rect.width = cm->width; + rect.height = cm->height; + + /* fill the pixmap with 0 */ + gcval[0].val = GXcopy; + gcval[1].val = 0; + gcval[2].ptr = (pointer) pfont; + ChangeGC(NullClient, pGC, GCFunction | GCForeground | GCFont, gcval); + ValidateGC((DrawablePtr) ppix, pGC); + (*pGC->ops->PolyFillRect) ((DrawablePtr) ppix, pGC, 1, &rect); + + /* draw the glyph */ + gcval[0].val = 1; + ChangeGC(NullClient, pGC, GCForeground, gcval); + ValidateGC((DrawablePtr) ppix, pGC); + (*pGC->ops->PolyText16) ((DrawablePtr) ppix, pGC, cm->xhot, cm->yhot, + 1, (unsigned short *) char2b); + (*pScreen->GetImage) ((DrawablePtr) ppix, 0, 0, cm->width, cm->height, + XYPixmap, 1, pbits); + *ppbits = (unsigned char *) pbits; + FreeScratchGC(pGC); + (*pScreen->DestroyPixmap) (ppix); + return Success; +} + +Bool +CursorMetricsFromGlyph(FontPtr pfont, unsigned ch, CursorMetricPtr cm) +{ + CharInfoPtr pci; + unsigned long nglyphs; + CARD8 chs[2]; + FontEncoding encoding; + + chs[0] = ch >> 8; + chs[1] = ch; + encoding = (FONTLASTROW(pfont) == 0) ? Linear16Bit : TwoD16Bit; + if (encoding == Linear16Bit) { + if (ch < pfont->info.firstCol || pfont->info.lastCol < ch) + return FALSE; + } + else { + if (chs[0] < pfont->info.firstRow || pfont->info.lastRow < chs[0]) + return FALSE; + if (chs[1] < pfont->info.firstCol || pfont->info.lastCol < chs[1]) + return FALSE; + } + (*pfont->get_glyphs) (pfont, 1, chs, encoding, &nglyphs, &pci); + if (nglyphs == 0) + return FALSE; + cm->width = pci->metrics.rightSideBearing - pci->metrics.leftSideBearing; + cm->height = pci->metrics.descent + pci->metrics.ascent; + if (pci->metrics.leftSideBearing > 0) { + cm->width += pci->metrics.leftSideBearing; + cm->xhot = 0; + } + else { + cm->xhot = -pci->metrics.leftSideBearing; + if (pci->metrics.rightSideBearing < 0) + cm->width -= pci->metrics.rightSideBearing; + } + if (pci->metrics.ascent < 0) { + cm->height -= pci->metrics.ascent; + cm->yhot = 0; + } + else { + cm->yhot = pci->metrics.ascent; + if (pci->metrics.descent < 0) + cm->height -= pci->metrics.descent; + } + return TRUE; +} |