diff options
Diffstat (limited to 'libX11/src/CrGC.c')
| -rw-r--r-- | libX11/src/CrGC.c | 690 |
1 files changed, 345 insertions, 345 deletions
diff --git a/libX11/src/CrGC.c b/libX11/src/CrGC.c index 11de94c1f..5212c36a1 100644 --- a/libX11/src/CrGC.c +++ b/libX11/src/CrGC.c @@ -1,345 +1,345 @@ -/* - -Copyright 1986, 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. - -*/ - -#ifdef HAVE_CONFIG_H -#include <config.h> -#endif -#include "Xlibint.h" -#include "Cr.h" - -static XGCValues const initial_GC = { - GXcopy, /* function */ - AllPlanes, /* plane_mask */ - 0L, /* foreground */ - 1L, /* background */ - 0, /* line_width */ - LineSolid, /* line_style */ - CapButt, /* cap_style */ - JoinMiter, /* join_style */ - FillSolid, /* fill_style */ - EvenOddRule,/* fill_rule */ - ArcPieSlice,/* arc_mode */ - (Pixmap)~0L,/* tile, impossible (unknown) resource */ - (Pixmap)~0L,/* stipple, impossible (unknown) resource */ - 0, /* ts_x_origin */ - 0, /* ts_y_origin */ - (Font)~0L, /* font, impossible (unknown) resource */ - ClipByChildren, /* subwindow_mode */ - True, /* graphics_exposures */ - 0, /* clip_x_origin */ - 0, /* clip_y_origin */ - None, /* clip_mask */ - 0, /* dash_offset */ - 4 /* dashes (list [4,4]) */ -}; - -static void _XGenerateGCList( - register Display *dpy, - GC gc, - xReq *req); - -GC XCreateGC ( - register Display *dpy, - Drawable d, /* Window or Pixmap for which depth matches */ - unsigned long valuemask, /* which ones to set initially */ - XGCValues *values) /* the values themselves */ -{ - register GC gc; - register xCreateGCReq *req; - register _XExtension *ext; - - LockDisplay(dpy); - if ((gc = (GC)Xmalloc (sizeof(struct _XGC))) == NULL) { - UnlockDisplay(dpy); - SyncHandle(); - return (NULL); - } - gc->rects = 0; - gc->dashes = 0; - gc->ext_data = NULL; - gc->values = initial_GC; - gc->dirty = 0L; - - valuemask &= (1L << (GCLastBit + 1)) - 1; - if (valuemask) _XUpdateGCCache (gc, valuemask, values); - - GetReq(CreateGC, req); - req->drawable = d; - req->gc = gc->gid = XAllocID(dpy); - - if ((req->mask = gc->dirty)) - _XGenerateGCList (dpy, gc, (xReq *) req); - /* call out to any extensions interested */ - for (ext = dpy->ext_procs; ext; ext = ext->next) - if (ext->create_GC) (*ext->create_GC)(dpy, gc, &ext->codes); - gc->dirty = 0L; /* allow extensions to see dirty bits */ - UnlockDisplay(dpy); - SyncHandle(); - return (gc); - } - -/* - * GenerateGCList looks at the GC dirty bits, and appends all the required - * long words to the request being generated. - */ - -static void -_XGenerateGCList ( - register Display *dpy, - GC gc, - xReq *req) - { - unsigned long values[32]; - register unsigned long *value = values; - long nvalues; - register XGCValues *gv = &gc->values; - register unsigned long dirty = gc->dirty; - - /* - * Note: The order of these tests are critical; the order must be the - * same as the GC mask bits in the word. - */ - if (dirty & GCFunction) *value++ = gv->function; - if (dirty & GCPlaneMask) *value++ = gv->plane_mask; - if (dirty & GCForeground) *value++ = gv->foreground; - if (dirty & GCBackground) *value++ = gv->background; - if (dirty & GCLineWidth) *value++ = gv->line_width; - if (dirty & GCLineStyle) *value++ = gv->line_style; - if (dirty & GCCapStyle) *value++ = gv->cap_style; - if (dirty & GCJoinStyle) *value++ = gv->join_style; - if (dirty & GCFillStyle) *value++ = gv->fill_style; - if (dirty & GCFillRule) *value++ = gv->fill_rule; - if (dirty & GCTile) *value++ = gv->tile; - if (dirty & GCStipple) *value++ = gv->stipple; - if (dirty & GCTileStipXOrigin) *value++ = gv->ts_x_origin; - if (dirty & GCTileStipYOrigin) *value++ = gv->ts_y_origin; - if (dirty & GCFont) *value++ = gv->font; - if (dirty & GCSubwindowMode) *value++ = gv->subwindow_mode; - if (dirty & GCGraphicsExposures) *value++ = gv->graphics_exposures; - if (dirty & GCClipXOrigin) *value++ = gv->clip_x_origin; - if (dirty & GCClipYOrigin) *value++ = gv->clip_y_origin; - if (dirty & GCClipMask) *value++ = gv->clip_mask; - if (dirty & GCDashOffset) *value++ = gv->dash_offset; - if (dirty & GCDashList) *value++ = gv->dashes; - if (dirty & GCArcMode) *value++ = gv->arc_mode; - - req->length += (nvalues = value - values); - - /* - * note: Data is a macro that uses its arguments multiple - * times, so "nvalues" is changed in a separate assignment - * statement - */ - - nvalues <<= 2; - Data32 (dpy, (long *) values, nvalues); - - } - - -int -_XUpdateGCCache ( - register GC gc, - register unsigned long mask, - register XGCValues *attr) -{ - register XGCValues *gv = &gc->values; - - if (mask & GCFunction) - if (gv->function != attr->function) { - gv->function = attr->function; - gc->dirty |= GCFunction; - } - - if (mask & GCPlaneMask) - if (gv->plane_mask != attr->plane_mask) { - gv->plane_mask = attr->plane_mask; - gc->dirty |= GCPlaneMask; - } - - if (mask & GCForeground) - if (gv->foreground != attr->foreground) { - gv->foreground = attr->foreground; - gc->dirty |= GCForeground; - } - - if (mask & GCBackground) - if (gv->background != attr->background) { - gv->background = attr->background; - gc->dirty |= GCBackground; - } - - if (mask & GCLineWidth) - if (gv->line_width != attr->line_width) { - gv->line_width = attr->line_width; - gc->dirty |= GCLineWidth; - } - - if (mask & GCLineStyle) - if (gv->line_style != attr->line_style) { - gv->line_style = attr->line_style; - gc->dirty |= GCLineStyle; - } - - if (mask & GCCapStyle) - if (gv->cap_style != attr->cap_style) { - gv->cap_style = attr->cap_style; - gc->dirty |= GCCapStyle; - } - - if (mask & GCJoinStyle) - if (gv->join_style != attr->join_style) { - gv->join_style = attr->join_style; - gc->dirty |= GCJoinStyle; - } - - if (mask & GCFillStyle) - if (gv->fill_style != attr->fill_style) { - gv->fill_style = attr->fill_style; - gc->dirty |= GCFillStyle; - } - - if (mask & GCFillRule) - if (gv->fill_rule != attr->fill_rule) { - gv->fill_rule = attr->fill_rule; - gc->dirty |= GCFillRule; - } - - if (mask & GCArcMode) - if (gv->arc_mode != attr->arc_mode) { - gv->arc_mode = attr->arc_mode; - gc->dirty |= GCArcMode; - } - - /* always write through tile change, since client may have changed pixmap contents */ - if (mask & GCTile) { - gv->tile = attr->tile; - gc->dirty |= GCTile; - } - - /* always write through stipple change, since client may have changed pixmap contents */ - if (mask & GCStipple) { - gv->stipple = attr->stipple; - gc->dirty |= GCStipple; - } - - if (mask & GCTileStipXOrigin) - if (gv->ts_x_origin != attr->ts_x_origin) { - gv->ts_x_origin = attr->ts_x_origin; - gc->dirty |= GCTileStipXOrigin; - } - - if (mask & GCTileStipYOrigin) - if (gv->ts_y_origin != attr->ts_y_origin) { - gv->ts_y_origin = attr->ts_y_origin; - gc->dirty |= GCTileStipYOrigin; - } - - if (mask & GCFont) - if (gv->font != attr->font) { - gv->font = attr->font; - gc->dirty |= GCFont; - } - - if (mask & GCSubwindowMode) - if (gv->subwindow_mode != attr->subwindow_mode) { - gv->subwindow_mode = attr->subwindow_mode; - gc->dirty |= GCSubwindowMode; - } - - if (mask & GCGraphicsExposures) - if (gv->graphics_exposures != attr->graphics_exposures) { - gv->graphics_exposures = attr->graphics_exposures; - gc->dirty |= GCGraphicsExposures; - } - - if (mask & GCClipXOrigin) - if (gv->clip_x_origin != attr->clip_x_origin) { - gv->clip_x_origin = attr->clip_x_origin; - gc->dirty |= GCClipXOrigin; - } - - if (mask & GCClipYOrigin) - if (gv->clip_y_origin != attr->clip_y_origin) { - gv->clip_y_origin = attr->clip_y_origin; - gc->dirty |= GCClipYOrigin; - } - - /* always write through mask change, since client may have changed pixmap contents */ - if (mask & GCClipMask) { - gv->clip_mask = attr->clip_mask; - gc->dirty |= GCClipMask; - gc->rects = 0; - } - - if (mask & GCDashOffset) - if (gv->dash_offset != attr->dash_offset) { - gv->dash_offset = attr->dash_offset; - gc->dirty |= GCDashOffset; - } - - if (mask & GCDashList) - if ((gv->dashes != attr->dashes) || (gc->dashes == True)) { - gv->dashes = attr->dashes; - gc->dirty |= GCDashList; - gc->dashes = 0; - } - return 0; -} - -/* can only call when display is already locked. */ - -void _XFlushGCCache( - Display *dpy, - GC gc) -{ - register xChangeGCReq *req; - register _XExtension *ext; - - if (gc->dirty) { - GetReq(ChangeGC, req); - req->gc = gc->gid; - req->mask = gc->dirty; - _XGenerateGCList (dpy, gc, (xReq *) req); - /* call out to any extensions interested */ - for (ext = dpy->ext_procs; ext; ext = ext->next) - if (ext->flush_GC) (*ext->flush_GC)(dpy, gc, &ext->codes); - gc->dirty = 0L; /* allow extensions to see dirty bits */ - } -} - -void -XFlushGC( - Display *dpy, - GC gc) -{ - FlushGC(dpy, gc); -} - -GContext XGContextFromGC(GC gc) -{ - return (gc->gid); -} +/*
+
+Copyright 1986, 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.
+
+*/
+
+#ifdef HAVE_CONFIG_H
+#include <config.h>
+#endif
+#include "Xlibint.h"
+#include "Cr.h"
+
+static XGCValues const initial_GC = {
+ GXcopy, /* function */
+ AllPlanes, /* plane_mask */
+ 0L, /* foreground */
+ 1L, /* background */
+ 0, /* line_width */
+ LineSolid, /* line_style */
+ CapButt, /* cap_style */
+ JoinMiter, /* join_style */
+ FillSolid, /* fill_style */
+ EvenOddRule,/* fill_rule */
+ ArcPieSlice,/* arc_mode */
+ (Pixmap)~0L,/* tile, impossible (unknown) resource */
+ (Pixmap)~0L,/* stipple, impossible (unknown) resource */
+ 0, /* ts_x_origin */
+ 0, /* ts_y_origin */
+ (Font)~0L, /* font, impossible (unknown) resource */
+ ClipByChildren, /* subwindow_mode */
+ True, /* graphics_exposures */
+ 0, /* clip_x_origin */
+ 0, /* clip_y_origin */
+ None, /* clip_mask */
+ 0, /* dash_offset */
+ 4 /* dashes (list [4,4]) */
+};
+
+static void _XGenerateGCList(
+ register Display *dpy,
+ GC gc,
+ xReq *req);
+
+GC XCreateGC (
+ register Display *dpy,
+ Drawable d, /* Window or Pixmap for which depth matches */
+ unsigned long valuemask, /* which ones to set initially */
+ XGCValues *values) /* the values themselves */
+{
+ register GC gc;
+ register xCreateGCReq *req;
+ register _XExtension *ext;
+
+ LockDisplay(dpy);
+ if ((gc = (GC)Xmalloc (sizeof(struct _XGC))) == NULL) {
+ UnlockDisplay(dpy);
+ SyncHandle();
+ return (NULL);
+ }
+ gc->rects = 0;
+ gc->dashes = 0;
+ gc->ext_data = NULL;
+ gc->values = initial_GC;
+ gc->dirty = 0L;
+
+ valuemask &= (1L << (GCLastBit + 1)) - 1;
+ if (valuemask) _XUpdateGCCache (gc, valuemask, values);
+
+ GetReq(CreateGC, req);
+ req->drawable = d;
+ req->gc = gc->gid = XAllocID(dpy);
+
+ if ((req->mask = gc->dirty))
+ _XGenerateGCList (dpy, gc, (xReq *) req);
+ /* call out to any extensions interested */
+ for (ext = dpy->ext_procs; ext; ext = ext->next)
+ if (ext->create_GC) (*ext->create_GC)(dpy, gc, &ext->codes);
+ gc->dirty = 0L; /* allow extensions to see dirty bits */
+ UnlockDisplay(dpy);
+ SyncHandle();
+ return (gc);
+ }
+
+/*
+ * GenerateGCList looks at the GC dirty bits, and appends all the required
+ * long words to the request being generated.
+ */
+
+static void
+_XGenerateGCList (
+ register Display *dpy,
+ GC gc,
+ xReq *req)
+ {
+ unsigned long values[32];
+ register unsigned long *value = values;
+ long nvalues;
+ register XGCValues *gv = &gc->values;
+ register unsigned long dirty = gc->dirty;
+
+ /*
+ * Note: The order of these tests are critical; the order must be the
+ * same as the GC mask bits in the word.
+ */
+ if (dirty & GCFunction) *value++ = gv->function;
+ if (dirty & GCPlaneMask) *value++ = gv->plane_mask;
+ if (dirty & GCForeground) *value++ = gv->foreground;
+ if (dirty & GCBackground) *value++ = gv->background;
+ if (dirty & GCLineWidth) *value++ = gv->line_width;
+ if (dirty & GCLineStyle) *value++ = gv->line_style;
+ if (dirty & GCCapStyle) *value++ = gv->cap_style;
+ if (dirty & GCJoinStyle) *value++ = gv->join_style;
+ if (dirty & GCFillStyle) *value++ = gv->fill_style;
+ if (dirty & GCFillRule) *value++ = gv->fill_rule;
+ if (dirty & GCTile) *value++ = gv->tile;
+ if (dirty & GCStipple) *value++ = gv->stipple;
+ if (dirty & GCTileStipXOrigin) *value++ = gv->ts_x_origin;
+ if (dirty & GCTileStipYOrigin) *value++ = gv->ts_y_origin;
+ if (dirty & GCFont) *value++ = gv->font;
+ if (dirty & GCSubwindowMode) *value++ = gv->subwindow_mode;
+ if (dirty & GCGraphicsExposures) *value++ = gv->graphics_exposures;
+ if (dirty & GCClipXOrigin) *value++ = gv->clip_x_origin;
+ if (dirty & GCClipYOrigin) *value++ = gv->clip_y_origin;
+ if (dirty & GCClipMask) *value++ = gv->clip_mask;
+ if (dirty & GCDashOffset) *value++ = gv->dash_offset;
+ if (dirty & GCDashList) *value++ = gv->dashes;
+ if (dirty & GCArcMode) *value++ = gv->arc_mode;
+
+ req->length += (nvalues = value - values);
+
+ /*
+ * note: Data is a macro that uses its arguments multiple
+ * times, so "nvalues" is changed in a separate assignment
+ * statement
+ */
+
+ nvalues <<= 2;
+ Data32 (dpy, (long *) values, nvalues);
+
+ }
+
+
+int
+_XUpdateGCCache (
+ register GC gc,
+ register unsigned long mask,
+ register XGCValues *attr)
+{
+ register XGCValues *gv = &gc->values;
+
+ if (mask & GCFunction)
+ if (gv->function != attr->function) {
+ gv->function = attr->function;
+ gc->dirty |= GCFunction;
+ }
+
+ if (mask & GCPlaneMask)
+ if (gv->plane_mask != attr->plane_mask) {
+ gv->plane_mask = attr->plane_mask;
+ gc->dirty |= GCPlaneMask;
+ }
+
+ if (mask & GCForeground)
+ if (gv->foreground != attr->foreground) {
+ gv->foreground = attr->foreground;
+ gc->dirty |= GCForeground;
+ }
+
+ if (mask & GCBackground)
+ if (gv->background != attr->background) {
+ gv->background = attr->background;
+ gc->dirty |= GCBackground;
+ }
+
+ if (mask & GCLineWidth)
+ if (gv->line_width != attr->line_width) {
+ gv->line_width = attr->line_width;
+ gc->dirty |= GCLineWidth;
+ }
+
+ if (mask & GCLineStyle)
+ if (gv->line_style != attr->line_style) {
+ gv->line_style = attr->line_style;
+ gc->dirty |= GCLineStyle;
+ }
+
+ if (mask & GCCapStyle)
+ if (gv->cap_style != attr->cap_style) {
+ gv->cap_style = attr->cap_style;
+ gc->dirty |= GCCapStyle;
+ }
+
+ if (mask & GCJoinStyle)
+ if (gv->join_style != attr->join_style) {
+ gv->join_style = attr->join_style;
+ gc->dirty |= GCJoinStyle;
+ }
+
+ if (mask & GCFillStyle)
+ if (gv->fill_style != attr->fill_style) {
+ gv->fill_style = attr->fill_style;
+ gc->dirty |= GCFillStyle;
+ }
+
+ if (mask & GCFillRule)
+ if (gv->fill_rule != attr->fill_rule) {
+ gv->fill_rule = attr->fill_rule;
+ gc->dirty |= GCFillRule;
+ }
+
+ if (mask & GCArcMode)
+ if (gv->arc_mode != attr->arc_mode) {
+ gv->arc_mode = attr->arc_mode;
+ gc->dirty |= GCArcMode;
+ }
+
+ /* always write through tile change, since client may have changed pixmap contents */
+ if (mask & GCTile) {
+ gv->tile = attr->tile;
+ gc->dirty |= GCTile;
+ }
+
+ /* always write through stipple change, since client may have changed pixmap contents */
+ if (mask & GCStipple) {
+ gv->stipple = attr->stipple;
+ gc->dirty |= GCStipple;
+ }
+
+ if (mask & GCTileStipXOrigin)
+ if (gv->ts_x_origin != attr->ts_x_origin) {
+ gv->ts_x_origin = attr->ts_x_origin;
+ gc->dirty |= GCTileStipXOrigin;
+ }
+
+ if (mask & GCTileStipYOrigin)
+ if (gv->ts_y_origin != attr->ts_y_origin) {
+ gv->ts_y_origin = attr->ts_y_origin;
+ gc->dirty |= GCTileStipYOrigin;
+ }
+
+ if (mask & GCFont)
+ if (gv->font != attr->font) {
+ gv->font = attr->font;
+ gc->dirty |= GCFont;
+ }
+
+ if (mask & GCSubwindowMode)
+ if (gv->subwindow_mode != attr->subwindow_mode) {
+ gv->subwindow_mode = attr->subwindow_mode;
+ gc->dirty |= GCSubwindowMode;
+ }
+
+ if (mask & GCGraphicsExposures)
+ if (gv->graphics_exposures != attr->graphics_exposures) {
+ gv->graphics_exposures = attr->graphics_exposures;
+ gc->dirty |= GCGraphicsExposures;
+ }
+
+ if (mask & GCClipXOrigin)
+ if (gv->clip_x_origin != attr->clip_x_origin) {
+ gv->clip_x_origin = attr->clip_x_origin;
+ gc->dirty |= GCClipXOrigin;
+ }
+
+ if (mask & GCClipYOrigin)
+ if (gv->clip_y_origin != attr->clip_y_origin) {
+ gv->clip_y_origin = attr->clip_y_origin;
+ gc->dirty |= GCClipYOrigin;
+ }
+
+ /* always write through mask change, since client may have changed pixmap contents */
+ if (mask & GCClipMask) {
+ gv->clip_mask = attr->clip_mask;
+ gc->dirty |= GCClipMask;
+ gc->rects = 0;
+ }
+
+ if (mask & GCDashOffset)
+ if (gv->dash_offset != attr->dash_offset) {
+ gv->dash_offset = attr->dash_offset;
+ gc->dirty |= GCDashOffset;
+ }
+
+ if (mask & GCDashList)
+ if ((gv->dashes != attr->dashes) || (gc->dashes == True)) {
+ gv->dashes = attr->dashes;
+ gc->dirty |= GCDashList;
+ gc->dashes = 0;
+ }
+ return 0;
+}
+
+/* can only call when display is already locked. */
+
+void _XFlushGCCache(
+ Display *dpy,
+ GC gc)
+{
+ register xChangeGCReq *req;
+ register _XExtension *ext;
+
+ if (gc->dirty) {
+ GetReq(ChangeGC, req);
+ req->gc = gc->gid;
+ req->mask = gc->dirty;
+ _XGenerateGCList (dpy, gc, (xReq *) req);
+ /* call out to any extensions interested */
+ for (ext = dpy->ext_procs; ext; ext = ext->next)
+ if (ext->flush_GC) (*ext->flush_GC)(dpy, gc, &ext->codes);
+ gc->dirty = 0L; /* allow extensions to see dirty bits */
+ }
+}
+
+void
+XFlushGC(
+ Display *dpy,
+ GC gc)
+{
+ FlushGC(dpy, gc);
+}
+
+GContext XGContextFromGC(GC gc)
+{
+ return (gc->gid);
+}
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