Imported nx-X11-3.1.0-1.tar.gznx-X11/3.1.0-1

Summary: Imported nx-X11-3.1.0-1.tar.gz
Keywords:

Imported nx-X11-3.1.0-1.tar.gz
into Git repository

1 files changed, 482 insertions, 0 deletions

diff --git a/nx-X11/lib/Xft1/xftdraw.c b/nx-X11/lib/Xft1/xftdraw.c
new file mode 100644
index 000000000..f9c3b8b79
--- /dev/null
+++ b/nx-X11/lib/Xft1/xftdraw.c
@@ -0,0 +1,482 @@
+/*
+ * $XFree86: xc/lib/Xft/xftdraw.c,v 1.15 2001/05/16 19:20:43 keithp Exp $
+ *
+ * Copyright © 2000 Keith Packard, member of The XFree86 Project, Inc.
+ *
+ * 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 <stdio.h>
+#include <stdlib.h>
+#include <string.h>
+#include "xftint.h"
+#include <X11/Xutil.h>
+
+XftDraw *
+XftDrawCreate (Display   *dpy,
+	       Drawable  drawable,
+	       Visual    *visual,
+	       Colormap  colormap)
+{
+    XftDraw	*draw;
+
+    draw = (XftDraw *) malloc (sizeof (XftDraw));
+    if (!draw)
+	return 0;
+    draw->dpy = dpy;
+    draw->drawable = drawable;
+    draw->visual = visual;
+    draw->colormap = colormap;
+    draw->core_set = False;
+    draw->render_set = False;
+    draw->render_able = False;
+    draw->clip = 0;
+    return draw;
+}
+
+XftDraw *
+XftDrawCreateBitmap (Display	*dpy,
+		     Pixmap	bitmap)
+{
+    XftDraw	*draw;
+
+    draw = (XftDraw *) malloc (sizeof (XftDraw));
+    if (!draw)
+	return 0;
+    draw->dpy = dpy;
+    draw->drawable = (Drawable) bitmap;
+    draw->visual = 0;
+    draw->colormap = 0;
+    draw->core_set = False;
+    draw->render_set = False;
+    draw->render_able = False;
+    draw->clip = 0;
+    return draw;
+}
+
+static XRenderPictFormat *
+_XftDrawFormat (XftDraw	*draw)
+{
+    if (draw->visual == 0)
+    {
+	XRenderPictFormat   pf;
+
+	pf.type = PictTypeDirect;
+	pf.depth = 1;
+	pf.direct.alpha = 0;
+	pf.direct.alphaMask = 1;
+	return XRenderFindFormat (draw->dpy,
+				  (PictFormatType|
+				   PictFormatDepth|
+				   PictFormatAlpha|
+				   PictFormatAlphaMask),
+				  &pf,
+				  0);
+    }
+    else
+	return XRenderFindVisualFormat (draw->dpy, draw->visual);
+}
+
+static XRenderPictFormat *
+_XftDrawFgFormat (XftDraw	*draw)
+{
+    XRenderPictFormat   pf;
+
+    if (draw->visual == 0)
+    {
+	pf.type = PictTypeDirect;
+	pf.depth = 1;
+	pf.direct.alpha = 0;
+	pf.direct.alphaMask = 1;
+	return XRenderFindFormat (draw->dpy,
+				  (PictFormatType|
+				   PictFormatDepth|
+				   PictFormatAlpha|
+				   PictFormatAlphaMask),
+				  &pf,
+				  0);
+    }
+    else
+    {
+	pf.type = PictTypeDirect;
+	pf.depth = 32;
+	pf.direct.redMask = 0xff;
+	pf.direct.greenMask = 0xff;
+	pf.direct.blueMask = 0xff;
+	pf.direct.alphaMask = 0xff;
+	return XRenderFindFormat (draw->dpy,
+				  (PictFormatType|
+				   PictFormatDepth|
+				   PictFormatRedMask|
+				   PictFormatGreenMask|
+				   PictFormatBlueMask|
+				   PictFormatAlphaMask),
+				  &pf,
+				  0);
+    }
+}
+
+void
+XftDrawChange (XftDraw	*draw,
+	       Drawable	drawable)
+{
+    draw->drawable = drawable;
+    if (draw->render_able)
+    {
+	XRenderPictFormat	    *format;
+	
+	XRenderFreePicture (draw->dpy, draw->render.pict);
+	format = XRenderFindVisualFormat (draw->dpy, draw->visual);
+	draw->render.pict = XRenderCreatePicture (draw->dpy, draw->drawable,
+						  format, 0, 0);
+    }
+}
+
+void
+XftDrawDestroy (XftDraw	*draw)
+{
+    int	n;
+    
+    if (draw->render_able)
+    {
+	XRenderFreePicture (draw->dpy, draw->render.pict);
+	for (n = 0; n < XFT_DRAW_N_SRC; n++)
+	    XRenderFreePicture (draw->dpy, draw->render.src[n].pict);
+    }
+    if (draw->core_set)
+	XFreeGC (draw->dpy, draw->core.draw_gc);
+    if (draw->clip)
+	XDestroyRegion (draw->clip);
+    free (draw);
+}
+
+Bool
+XftDrawRenderPrepare (XftDraw	*draw,
+		      XftColor	*color,
+		      XftFont	*font,
+		      int	src)
+{
+    if (!draw->render_set)
+    {
+	XRenderPictFormat	    *format;
+	XRenderPictFormat	    *pix_format;
+	XRenderPictureAttributes    pa;
+	int			    n;
+	Pixmap			    pix;
+
+	draw->render_set = True;
+	draw->render_able = False;
+	format = _XftDrawFormat (draw);
+	pix_format = _XftDrawFgFormat (draw);
+	if (format && pix_format)
+	{
+	    draw->render_able = True;
+
+	    draw->render.pict = XRenderCreatePicture (draw->dpy, draw->drawable,
+						      format, 0, 0);
+	    for (n = 0; n < XFT_DRAW_N_SRC; n++)
+	    {
+		pix = XCreatePixmap (draw->dpy, draw->drawable,
+				     1, 1, pix_format->depth);
+		pa.repeat = True;
+		draw->render.src[n].pict = XRenderCreatePicture (draw->dpy, 
+								 pix,
+								 pix_format,
+								 CPRepeat, &pa);
+		XFreePixmap (draw->dpy, pix);
+		
+		draw->render.src[n].color = color->color;
+		XRenderFillRectangle (draw->dpy, PictOpSrc, 
+				      draw->render.src[n].pict,
+				      &color->color, 0, 0, 1, 1);
+	    }
+	    if (draw->clip)
+		XRenderSetPictureClipRegion (draw->dpy, draw->render.pict,
+					     draw->clip);
+	}
+    }
+    if (!draw->render_able)
+	return False;
+    if (memcmp (&color->color, &draw->render.src[src].color, 
+		sizeof (XRenderColor)))
+    {
+	if (_XftFontDebug () & XFT_DBG_DRAW)
+	{
+	    printf ("Switching to color %04x,%04x,%04x,%04x\n",
+		    color->color.alpha,
+		    color->color.red,
+		    color->color.green,
+		    color->color.blue);
+	}
+	XRenderFillRectangle (draw->dpy, PictOpSrc, 
+			      draw->render.src[src].pict,
+			      &color->color, 0, 0, 1, 1);
+	draw->render.src[src].color = color->color;
+    }
+    return True;
+}
+
+Bool
+XftDrawCorePrepare (XftDraw	*draw,
+		    XftColor	*color,
+		    XftFont	*font)
+{
+
+    if (!draw->core_set)
+    {
+	XGCValues	    gcv;
+	unsigned long	    mask;
+	draw->core_set = True;
+
+	draw->core.fg = color->pixel;
+	gcv.foreground = draw->core.fg;
+	mask = GCForeground;
+	if (font)
+	{
+	    draw->core.font = font->u.core.font->fid;
+	    gcv.font = draw->core.font;
+	    mask |= GCFont;
+	}
+	draw->core.draw_gc = XCreateGC (draw->dpy, draw->drawable, 
+					mask, &gcv);
+	if (draw->clip)
+	    XSetRegion (draw->dpy, draw->core.draw_gc, draw->clip);
+    }
+    if (draw->core.fg != color->pixel)
+    {
+	draw->core.fg = color->pixel;
+	XSetForeground (draw->dpy, draw->core.draw_gc, draw->core.fg);
+    }
+    if (font && draw->core.font != font->u.core.font->fid)
+    {
+	draw->core.font = font->u.core.font->fid;
+	XSetFont (draw->dpy, draw->core.draw_gc, draw->core.font);
+    }
+    return True;
+}
+
+void
+XftDrawString8 (XftDraw		*draw,
+		XftColor	*color,
+		XftFont		*font,
+		int		x,
+		int		y,
+		XftChar8	*string,
+		int		len)
+{
+    if (_XftFontDebug () & XFT_DBG_DRAW)
+    {
+	printf ("DrawString \"%*.*s\"\n", len, len, string);
+    }
+    if (font->core)
+    {
+	XftDrawCorePrepare (draw, color, font);
+	XDrawString (draw->dpy, draw->drawable, draw->core.draw_gc, x, y, 
+		     (char *) string, len);
+    }
+#ifdef FREETYPE2
+    else if (XftDrawRenderPrepare (draw, color, font, XFT_DRAW_SRC_TEXT))
+    {
+	XftRenderString8 (draw->dpy,
+			  draw->render.src[XFT_DRAW_SRC_TEXT].pict, 
+			  font->u.ft.font,
+			  draw->render.pict, 0, 0, x, y, string, len);
+    }
+#endif
+}
+
+#define N16LOCAL    256
+
+void
+XftDrawString16 (XftDraw	*draw,
+		 XftColor	*color,
+		 XftFont	*font,
+		 int		x,
+		 int		y,
+		 XftChar16	*string,
+		 int		len)
+{
+    if (font->core)
+    {
+	XChar2b	    *xc;
+	XChar2b	    xcloc[XFT_CORE_N16LOCAL];
+	
+	XftDrawCorePrepare (draw, color, font);
+	xc = XftCoreConvert16 (string, len, xcloc);
+	XDrawString16 (draw->dpy, draw->drawable, draw->core.draw_gc, x, y, 
+		       xc, len);
+	if (xc != xcloc)
+	    free (xc);
+    }
+#ifdef FREETYPE2
+    else if (XftDrawRenderPrepare (draw, color, font, XFT_DRAW_SRC_TEXT))
+    {
+	XftRenderString16 (draw->dpy, 
+			   draw->render.src[XFT_DRAW_SRC_TEXT].pict, 
+			   font->u.ft.font,
+			   draw->render.pict, 0, 0, x, y, string, len);
+    }
+#endif
+}
+
+void
+XftDrawString32 (XftDraw	*draw,
+		 XftColor	*color,
+		 XftFont	*font,
+		 int		x,
+		 int		y,
+		 XftChar32	*string,
+		 int		len)
+{
+    if (font->core)
+    {
+	XChar2b	    *xc;
+	XChar2b	    xcloc[XFT_CORE_N16LOCAL];
+	
+	XftDrawCorePrepare (draw, color, font);
+	xc = XftCoreConvert32 (string, len, xcloc);
+	XDrawString16 (draw->dpy, draw->drawable, draw->core.draw_gc, x, y, 
+		       xc, len);
+	if (xc != xcloc)
+	    free (xc);
+    }
+#ifdef FREETYPE2
+    else if (XftDrawRenderPrepare (draw, color, font, XFT_DRAW_SRC_TEXT))
+    {
+	XftRenderString32 (draw->dpy, 
+			   draw->render.src[XFT_DRAW_SRC_TEXT].pict, 
+			   font->u.ft.font,
+			   draw->render.pict, 0, 0, x, y, string, len);
+    }
+#endif
+}
+
+void
+XftDrawStringUtf8 (XftDraw	*draw,
+		   XftColor	*color,
+		   XftFont	*font,
+		   int		x,
+		   int		y,
+		   XftChar8	*string,
+		   int		len)
+{
+    if (font->core)
+    {
+	XChar2b	    *xc;
+	XChar2b	    xcloc[XFT_CORE_N16LOCAL];
+	int	    n;
+	
+	XftDrawCorePrepare (draw, color, font);
+	xc = XftCoreConvertUtf8 (string, len, xcloc, &n);
+	if (xc)
+	{
+	    XDrawString16 (draw->dpy, draw->drawable, draw->core.draw_gc, x, y, 
+			   xc, n);
+	}
+	if (xc != xcloc)
+	    free (xc);
+    }
+#ifdef FREETYPE2
+    else if (XftDrawRenderPrepare (draw, color, font, XFT_DRAW_SRC_TEXT))
+    {
+	XftRenderStringUtf8 (draw->dpy,
+			     draw->render.src[XFT_DRAW_SRC_TEXT].pict, 
+			     font->u.ft.font,
+			     draw->render.pict, 0, 0, x, y, string, len);
+    }
+#endif
+}
+
+
+void
+XftDrawRect (XftDraw	    *draw,
+	     XftColor	    *color,
+	     int	    x, 
+	     int	    y,
+	     unsigned int   width,
+	     unsigned int   height)
+{
+    if (XftDrawRenderPrepare (draw, color, 0, XFT_DRAW_SRC_RECT))
+    {
+	XRenderFillRectangle (draw->dpy, PictOpOver, draw->render.pict,
+			      &color->color, x, y, width, height);
+    }
+    else
+    {
+	XftDrawCorePrepare (draw, color, 0);
+	XFillRectangle (draw->dpy, draw->drawable, draw->core.draw_gc,
+			x, y, width, height);
+    }
+}
+
+Bool
+XftDrawSetClip (XftDraw	*draw,
+		Region	r)
+{
+    Region			n = 0;
+
+    if (!r && !draw->clip)
+	return True;
+
+    if (r)
+    {
+	n = XCreateRegion ();
+	if (n)
+	{
+	    if (!XUnionRegion (n, r, n))
+	    {
+		XDestroyRegion (n);
+		return False;
+	    }
+	}
+    }
+    if (draw->clip)
+    {
+	XDestroyRegion (draw->clip);
+    }
+    draw->clip = n;
+    if (draw->render_able)
+    {
+	XRenderPictureAttributes	pa;
+        if (n)
+	{
+	    XRenderSetPictureClipRegion (draw->dpy, draw->render.pict, n);
+	}
+	else
+	{
+	    pa.clip_mask = None;
+	    XRenderChangePicture (draw->dpy, draw->render.pict,
+				  CPClipMask, &pa);
+	}
+    }
+    if (draw->core_set)
+    {
+	XGCValues   gv;
+	
+	if (n)
+	    XSetRegion (draw->dpy, draw->core.draw_gc, n);
+	else
+	{
+	    gv.clip_mask = None;
+	    XChangeGC (draw->dpy, draw->core.draw_gc,
+		       GCClipMask, &gv);
+	}
+    }
+    return True;
+}