mirror of
https://gitlab.gnome.org/GNOME/gtk.git
synced 2024-11-17 23:10:22 +00:00
63e511bcf4
Wed Jan 9 10:20:16 2002 Owen Taylor <otaylor@redhat.com> * gdk/x11/gdkdrawable-x11.c gdk/x11/gdkgc-c11.c: Check for RENDER before trying to use it... XRenderFindFormat() prints warnings if called when extension isn't present.
853 lines
20 KiB
C
853 lines
20 KiB
C
/* GDK - The GIMP Drawing Kit
|
|
* Copyright (C) 1995-1997 Peter Mattis, Spencer Kimball and Josh MacDonald
|
|
*
|
|
* This library is free software; you can redistribute it and/or
|
|
* modify it under the terms of the GNU Lesser General Public
|
|
* License as published by the Free Software Foundation; either
|
|
* version 2 of the License, or (at your option) any later version.
|
|
*
|
|
* This library is distributed in the hope that it will be useful,
|
|
* but WITHOUT ANY WARRANTY; without even the implied warranty of
|
|
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
|
|
* Lesser General Public License for more details.
|
|
*
|
|
* You should have received a copy of the GNU Lesser General Public
|
|
* License along with this library; if not, write to the
|
|
* Free Software Foundation, Inc., 59 Temple Place - Suite 330,
|
|
* Boston, MA 02111-1307, USA.
|
|
*/
|
|
|
|
/*
|
|
* Modified by the GTK+ Team and others 1997-2000. See the AUTHORS
|
|
* file for a list of people on the GTK+ Team. See the ChangeLog
|
|
* files for a list of changes. These files are distributed with
|
|
* GTK+ at ftp://ftp.gtk.org/pub/gtk/.
|
|
*/
|
|
|
|
#include <config.h>
|
|
|
|
#include "gdkgc.h"
|
|
#include "gdkprivate-x11.h"
|
|
#include "gdkregion-generic.h"
|
|
|
|
#include <string.h>
|
|
|
|
typedef enum {
|
|
GDK_GC_DIRTY_CLIP = 1 << 0,
|
|
GDK_GC_DIRTY_TS = 1 << 1
|
|
} GdkGCDirtyValues;
|
|
|
|
static void gdk_x11_gc_values_to_xvalues (GdkGCValues *values,
|
|
GdkGCValuesMask mask,
|
|
XGCValues *xvalues,
|
|
unsigned long *xvalues_mask);
|
|
|
|
static void gdk_x11_gc_get_values (GdkGC *gc,
|
|
GdkGCValues *values);
|
|
static void gdk_x11_gc_set_values (GdkGC *gc,
|
|
GdkGCValues *values,
|
|
GdkGCValuesMask values_mask);
|
|
static void gdk_x11_gc_set_dashes (GdkGC *gc,
|
|
gint dash_offset,
|
|
gint8 dash_list[],
|
|
gint n);
|
|
|
|
static void gdk_gc_x11_class_init (GdkGCX11Class *klass);
|
|
static void gdk_gc_x11_finalize (GObject *object);
|
|
|
|
static gpointer parent_class = NULL;
|
|
|
|
GType
|
|
_gdk_gc_x11_get_type (void)
|
|
{
|
|
static GType object_type = 0;
|
|
|
|
if (!object_type)
|
|
{
|
|
static const GTypeInfo object_info =
|
|
{
|
|
sizeof (GdkGCX11Class),
|
|
(GBaseInitFunc) NULL,
|
|
(GBaseFinalizeFunc) NULL,
|
|
(GClassInitFunc) gdk_gc_x11_class_init,
|
|
NULL, /* class_finalize */
|
|
NULL, /* class_data */
|
|
sizeof (GdkGCX11),
|
|
0, /* n_preallocs */
|
|
(GInstanceInitFunc) NULL,
|
|
};
|
|
|
|
object_type = g_type_register_static (GDK_TYPE_GC,
|
|
"GdkGCX11",
|
|
&object_info, 0);
|
|
}
|
|
|
|
return object_type;
|
|
}
|
|
|
|
static void
|
|
gdk_gc_x11_class_init (GdkGCX11Class *klass)
|
|
{
|
|
GObjectClass *object_class = G_OBJECT_CLASS (klass);
|
|
GdkGCClass *gc_class = GDK_GC_CLASS (klass);
|
|
|
|
parent_class = g_type_class_peek_parent (klass);
|
|
|
|
object_class->finalize = gdk_gc_x11_finalize;
|
|
|
|
gc_class->get_values = gdk_x11_gc_get_values;
|
|
gc_class->set_values = gdk_x11_gc_set_values;
|
|
gc_class->set_dashes = gdk_x11_gc_set_dashes;
|
|
}
|
|
|
|
static void
|
|
gdk_gc_x11_finalize (GObject *object)
|
|
{
|
|
GdkGCX11 *x11_gc = GDK_GC_X11 (object);
|
|
|
|
if (x11_gc->clip_region)
|
|
gdk_region_destroy (x11_gc->clip_region);
|
|
|
|
#if HAVE_XFT
|
|
if (x11_gc->fg_picture != None)
|
|
XRenderFreePicture (x11_gc->xdisplay, x11_gc->fg_picture);
|
|
#endif
|
|
|
|
XFreeGC (GDK_GC_XDISPLAY (x11_gc), GDK_GC_XGC (x11_gc));
|
|
|
|
G_OBJECT_CLASS (parent_class)->finalize (object);
|
|
}
|
|
|
|
|
|
GdkGC *
|
|
_gdk_x11_gc_new (GdkDrawable *drawable,
|
|
GdkGCValues *values,
|
|
GdkGCValuesMask values_mask)
|
|
{
|
|
GdkGC *gc;
|
|
GdkGCX11 *private;
|
|
|
|
XGCValues xvalues;
|
|
unsigned long xvalues_mask;
|
|
|
|
/* NOTICE that the drawable here has to be the impl drawable,
|
|
* not the publically-visible drawables.
|
|
*/
|
|
g_return_val_if_fail (GDK_IS_DRAWABLE_IMPL_X11 (drawable), NULL);
|
|
|
|
gc = g_object_new (_gdk_gc_x11_get_type (), NULL);
|
|
private = GDK_GC_X11 (gc);
|
|
|
|
private->dirty_mask = 0;
|
|
private->clip_region = NULL;
|
|
|
|
private->xdisplay = GDK_DRAWABLE_IMPL_X11 (drawable)->xdisplay;
|
|
|
|
if (values_mask & (GDK_GC_CLIP_X_ORIGIN | GDK_GC_CLIP_Y_ORIGIN))
|
|
{
|
|
values_mask &= ~(GDK_GC_CLIP_X_ORIGIN | GDK_GC_CLIP_Y_ORIGIN);
|
|
private->dirty_mask |= GDK_GC_DIRTY_CLIP;
|
|
}
|
|
|
|
if (values_mask & (GDK_GC_TS_X_ORIGIN | GDK_GC_TS_Y_ORIGIN))
|
|
{
|
|
values_mask &= ~(GDK_GC_TS_X_ORIGIN | GDK_GC_TS_Y_ORIGIN);
|
|
private->dirty_mask |= GDK_GC_DIRTY_TS;
|
|
}
|
|
|
|
if (values_mask & GDK_GC_FOREGROUND)
|
|
private->fg_pixel = values->foreground.pixel;
|
|
|
|
xvalues.function = GXcopy;
|
|
xvalues.fill_style = FillSolid;
|
|
xvalues.arc_mode = ArcPieSlice;
|
|
xvalues.subwindow_mode = ClipByChildren;
|
|
xvalues.graphics_exposures = False;
|
|
xvalues_mask = GCFunction | GCFillStyle | GCArcMode | GCSubwindowMode | GCGraphicsExposures;
|
|
|
|
gdk_x11_gc_values_to_xvalues (values, values_mask, &xvalues, &xvalues_mask);
|
|
|
|
private->xgc = XCreateGC (GDK_GC_XDISPLAY (gc),
|
|
GDK_DRAWABLE_IMPL_X11 (drawable)->xid,
|
|
xvalues_mask, &xvalues);
|
|
|
|
return gc;
|
|
}
|
|
|
|
GC
|
|
_gdk_x11_gc_flush (GdkGC *gc)
|
|
{
|
|
GdkGCX11 *private = GDK_GC_X11 (gc);
|
|
|
|
if (private->dirty_mask & GDK_GC_DIRTY_CLIP)
|
|
{
|
|
if (!private->clip_region)
|
|
XSetClipOrigin (GDK_GC_XDISPLAY (gc), GDK_GC_XGC (gc),
|
|
gc->clip_x_origin, gc->clip_y_origin);
|
|
else
|
|
{
|
|
XRectangle *rectangles;
|
|
gint n_rects;
|
|
|
|
_gdk_region_get_xrectangles (private->clip_region,
|
|
gc->clip_x_origin,
|
|
gc->clip_y_origin,
|
|
&rectangles,
|
|
&n_rects);
|
|
|
|
XSetClipRectangles (GDK_GC_XDISPLAY (gc), GDK_GC_XGC (gc), 0, 0,
|
|
rectangles,
|
|
n_rects, YXBanded);
|
|
|
|
g_free (rectangles);
|
|
}
|
|
}
|
|
|
|
if (private->dirty_mask & GDK_GC_DIRTY_TS)
|
|
{
|
|
XSetTSOrigin (GDK_GC_XDISPLAY (gc), GDK_GC_XGC (gc),
|
|
gc->ts_x_origin, gc->ts_y_origin);
|
|
}
|
|
|
|
private->dirty_mask = 0;
|
|
return GDK_GC_XGC (gc);
|
|
}
|
|
|
|
static void
|
|
gdk_x11_gc_get_values (GdkGC *gc,
|
|
GdkGCValues *values)
|
|
{
|
|
XGCValues xvalues;
|
|
|
|
if (XGetGCValues (GDK_GC_XDISPLAY (gc), GDK_GC_XGC (gc),
|
|
GCForeground | GCBackground | GCFont |
|
|
GCFunction | GCTile | GCStipple | /* GCClipMask | */
|
|
GCSubwindowMode | GCGraphicsExposures |
|
|
GCTileStipXOrigin | GCTileStipYOrigin |
|
|
GCClipXOrigin | GCClipYOrigin |
|
|
GCLineWidth | GCLineStyle | GCCapStyle |
|
|
GCFillStyle | GCJoinStyle, &xvalues))
|
|
{
|
|
values->foreground.pixel = xvalues.foreground;
|
|
values->background.pixel = xvalues.background;
|
|
values->font = gdk_font_lookup (xvalues.font);
|
|
|
|
switch (xvalues.function)
|
|
{
|
|
case GXcopy:
|
|
values->function = GDK_COPY;
|
|
break;
|
|
case GXinvert:
|
|
values->function = GDK_INVERT;
|
|
break;
|
|
case GXxor:
|
|
values->function = GDK_XOR;
|
|
break;
|
|
case GXclear:
|
|
values->function = GDK_CLEAR;
|
|
break;
|
|
case GXand:
|
|
values->function = GDK_AND;
|
|
break;
|
|
case GXandReverse:
|
|
values->function = GDK_AND_REVERSE;
|
|
break;
|
|
case GXandInverted:
|
|
values->function = GDK_AND_INVERT;
|
|
break;
|
|
case GXnoop:
|
|
values->function = GDK_NOOP;
|
|
break;
|
|
case GXor:
|
|
values->function = GDK_OR;
|
|
break;
|
|
case GXequiv:
|
|
values->function = GDK_EQUIV;
|
|
break;
|
|
case GXorReverse:
|
|
values->function = GDK_OR_REVERSE;
|
|
break;
|
|
case GXcopyInverted:
|
|
values->function =GDK_COPY_INVERT;
|
|
break;
|
|
case GXorInverted:
|
|
values->function = GDK_OR_INVERT;
|
|
break;
|
|
case GXnand:
|
|
values->function = GDK_NAND;
|
|
break;
|
|
case GXset:
|
|
values->function = GDK_SET;
|
|
break;
|
|
case GXnor:
|
|
values->function = GDK_NOR;
|
|
break;
|
|
}
|
|
|
|
switch (xvalues.fill_style)
|
|
{
|
|
case FillSolid:
|
|
values->fill = GDK_SOLID;
|
|
break;
|
|
case FillTiled:
|
|
values->fill = GDK_TILED;
|
|
break;
|
|
case FillStippled:
|
|
values->fill = GDK_STIPPLED;
|
|
break;
|
|
case FillOpaqueStippled:
|
|
values->fill = GDK_OPAQUE_STIPPLED;
|
|
break;
|
|
}
|
|
|
|
values->tile = gdk_pixmap_lookup (xvalues.tile);
|
|
values->stipple = gdk_pixmap_lookup (xvalues.stipple);
|
|
values->clip_mask = NULL;
|
|
values->subwindow_mode = xvalues.subwindow_mode;
|
|
values->ts_x_origin = xvalues.ts_x_origin;
|
|
values->ts_y_origin = xvalues.ts_y_origin;
|
|
values->clip_x_origin = xvalues.clip_x_origin;
|
|
values->clip_y_origin = xvalues.clip_y_origin;
|
|
values->graphics_exposures = xvalues.graphics_exposures;
|
|
values->line_width = xvalues.line_width;
|
|
|
|
switch (xvalues.line_style)
|
|
{
|
|
case LineSolid:
|
|
values->line_style = GDK_LINE_SOLID;
|
|
break;
|
|
case LineOnOffDash:
|
|
values->line_style = GDK_LINE_ON_OFF_DASH;
|
|
break;
|
|
case LineDoubleDash:
|
|
values->line_style = GDK_LINE_DOUBLE_DASH;
|
|
break;
|
|
}
|
|
|
|
switch (xvalues.cap_style)
|
|
{
|
|
case CapNotLast:
|
|
values->cap_style = GDK_CAP_NOT_LAST;
|
|
break;
|
|
case CapButt:
|
|
values->cap_style = GDK_CAP_BUTT;
|
|
break;
|
|
case CapRound:
|
|
values->cap_style = GDK_CAP_ROUND;
|
|
break;
|
|
case CapProjecting:
|
|
values->cap_style = GDK_CAP_PROJECTING;
|
|
break;
|
|
}
|
|
|
|
switch (xvalues.join_style)
|
|
{
|
|
case JoinMiter:
|
|
values->join_style = GDK_JOIN_MITER;
|
|
break;
|
|
case JoinRound:
|
|
values->join_style = GDK_JOIN_ROUND;
|
|
break;
|
|
case JoinBevel:
|
|
values->join_style = GDK_JOIN_BEVEL;
|
|
break;
|
|
}
|
|
}
|
|
else
|
|
{
|
|
memset (values, 0, sizeof (GdkGCValues));
|
|
}
|
|
}
|
|
|
|
|
|
static void
|
|
gdk_x11_gc_set_values (GdkGC *gc,
|
|
GdkGCValues *values,
|
|
GdkGCValuesMask values_mask)
|
|
{
|
|
GdkGCX11 *x11_gc;
|
|
XGCValues xvalues;
|
|
unsigned long xvalues_mask = 0;
|
|
|
|
g_return_if_fail (GDK_IS_GC (gc));
|
|
|
|
x11_gc = GDK_GC_X11 (gc);
|
|
|
|
if (values_mask & (GDK_GC_CLIP_X_ORIGIN | GDK_GC_CLIP_Y_ORIGIN))
|
|
{
|
|
values_mask &= ~(GDK_GC_CLIP_X_ORIGIN | GDK_GC_CLIP_Y_ORIGIN);
|
|
x11_gc->dirty_mask |= GDK_GC_DIRTY_CLIP;
|
|
}
|
|
|
|
if (values_mask & (GDK_GC_TS_X_ORIGIN | GDK_GC_TS_Y_ORIGIN))
|
|
{
|
|
values_mask &= ~(GDK_GC_TS_X_ORIGIN | GDK_GC_TS_Y_ORIGIN);
|
|
x11_gc->dirty_mask |= GDK_GC_DIRTY_TS;
|
|
}
|
|
|
|
if (values_mask & GDK_GC_CLIP_MASK)
|
|
{
|
|
if (x11_gc->clip_region)
|
|
{
|
|
gdk_region_destroy (x11_gc->clip_region);
|
|
x11_gc->clip_region = NULL;
|
|
}
|
|
}
|
|
|
|
if (values_mask & GDK_GC_FOREGROUND)
|
|
x11_gc->fg_pixel = values->foreground.pixel;
|
|
|
|
gdk_x11_gc_values_to_xvalues (values, values_mask, &xvalues, &xvalues_mask);
|
|
|
|
XChangeGC (GDK_GC_XDISPLAY (gc),
|
|
GDK_GC_XGC (gc),
|
|
xvalues_mask,
|
|
&xvalues);
|
|
}
|
|
|
|
static void
|
|
gdk_x11_gc_set_dashes (GdkGC *gc,
|
|
gint dash_offset,
|
|
gint8 dash_list[],
|
|
gint n)
|
|
{
|
|
g_return_if_fail (GDK_IS_GC (gc));
|
|
g_return_if_fail (dash_list != NULL);
|
|
|
|
XSetDashes (GDK_GC_XDISPLAY (gc), GDK_GC_XGC (gc),
|
|
dash_offset, dash_list, n);
|
|
}
|
|
|
|
static void
|
|
gdk_x11_gc_values_to_xvalues (GdkGCValues *values,
|
|
GdkGCValuesMask mask,
|
|
XGCValues *xvalues,
|
|
unsigned long *xvalues_mask)
|
|
{
|
|
/* Optimization for the common case (gdk_gc_new()) */
|
|
if (values == NULL || mask == 0)
|
|
return;
|
|
|
|
if (mask & GDK_GC_FOREGROUND)
|
|
{
|
|
xvalues->foreground = values->foreground.pixel;
|
|
*xvalues_mask |= GCForeground;
|
|
}
|
|
if (mask & GDK_GC_BACKGROUND)
|
|
{
|
|
xvalues->background = values->background.pixel;
|
|
*xvalues_mask |= GCBackground;
|
|
}
|
|
if ((mask & GDK_GC_FONT) && (values->font->type == GDK_FONT_FONT))
|
|
{
|
|
xvalues->font = ((XFontStruct *) (GDK_FONT_XFONT (values->font)))->fid;
|
|
*xvalues_mask |= GCFont;
|
|
}
|
|
if (mask & GDK_GC_FUNCTION)
|
|
{
|
|
switch (values->function)
|
|
{
|
|
case GDK_COPY:
|
|
xvalues->function = GXcopy;
|
|
break;
|
|
case GDK_INVERT:
|
|
xvalues->function = GXinvert;
|
|
break;
|
|
case GDK_XOR:
|
|
xvalues->function = GXxor;
|
|
break;
|
|
case GDK_CLEAR:
|
|
xvalues->function = GXclear;
|
|
break;
|
|
case GDK_AND:
|
|
xvalues->function = GXand;
|
|
break;
|
|
case GDK_AND_REVERSE:
|
|
xvalues->function = GXandReverse;
|
|
break;
|
|
case GDK_AND_INVERT:
|
|
xvalues->function = GXandInverted;
|
|
break;
|
|
case GDK_NOOP:
|
|
xvalues->function = GXnoop;
|
|
break;
|
|
case GDK_OR:
|
|
xvalues->function = GXor;
|
|
break;
|
|
case GDK_EQUIV:
|
|
xvalues->function = GXequiv;
|
|
break;
|
|
case GDK_OR_REVERSE:
|
|
xvalues->function = GXorReverse;
|
|
break;
|
|
case GDK_COPY_INVERT:
|
|
xvalues->function = GXcopyInverted;
|
|
break;
|
|
case GDK_OR_INVERT:
|
|
xvalues->function = GXorInverted;
|
|
break;
|
|
case GDK_NAND:
|
|
xvalues->function = GXnand;
|
|
break;
|
|
case GDK_SET:
|
|
xvalues->function = GXset;
|
|
break;
|
|
case GDK_NOR:
|
|
xvalues->function = GXnor;
|
|
break;
|
|
}
|
|
*xvalues_mask |= GCFunction;
|
|
}
|
|
if (mask & GDK_GC_FILL)
|
|
{
|
|
switch (values->fill)
|
|
{
|
|
case GDK_SOLID:
|
|
xvalues->fill_style = FillSolid;
|
|
break;
|
|
case GDK_TILED:
|
|
xvalues->fill_style = FillTiled;
|
|
break;
|
|
case GDK_STIPPLED:
|
|
xvalues->fill_style = FillStippled;
|
|
break;
|
|
case GDK_OPAQUE_STIPPLED:
|
|
xvalues->fill_style = FillOpaqueStippled;
|
|
break;
|
|
}
|
|
*xvalues_mask |= GCFillStyle;
|
|
}
|
|
if (mask & GDK_GC_TILE)
|
|
{
|
|
if (values->tile)
|
|
xvalues->tile = GDK_DRAWABLE_XID (values->tile);
|
|
else
|
|
xvalues->tile = None;
|
|
|
|
*xvalues_mask |= GCTile;
|
|
}
|
|
if (mask & GDK_GC_STIPPLE)
|
|
{
|
|
if (values->stipple)
|
|
xvalues->stipple = GDK_DRAWABLE_XID (values->stipple);
|
|
else
|
|
xvalues->stipple = None;
|
|
|
|
*xvalues_mask |= GCStipple;
|
|
}
|
|
if (mask & GDK_GC_CLIP_MASK)
|
|
{
|
|
if (values->clip_mask)
|
|
xvalues->clip_mask = GDK_DRAWABLE_XID (values->clip_mask);
|
|
else
|
|
xvalues->clip_mask = None;
|
|
|
|
*xvalues_mask |= GCClipMask;
|
|
|
|
}
|
|
if (mask & GDK_GC_SUBWINDOW)
|
|
{
|
|
xvalues->subwindow_mode = values->subwindow_mode;
|
|
*xvalues_mask |= GCSubwindowMode;
|
|
}
|
|
if (mask & GDK_GC_TS_X_ORIGIN)
|
|
{
|
|
xvalues->ts_x_origin = values->ts_x_origin;
|
|
*xvalues_mask |= GCTileStipXOrigin;
|
|
}
|
|
if (mask & GDK_GC_TS_Y_ORIGIN)
|
|
{
|
|
xvalues->ts_y_origin = values->ts_y_origin;
|
|
*xvalues_mask |= GCTileStipYOrigin;
|
|
}
|
|
if (mask & GDK_GC_CLIP_X_ORIGIN)
|
|
{
|
|
xvalues->clip_x_origin = values->clip_x_origin;
|
|
*xvalues_mask |= GCClipXOrigin;
|
|
}
|
|
if (mask & GDK_GC_CLIP_Y_ORIGIN)
|
|
{
|
|
xvalues->clip_y_origin = values->clip_y_origin;
|
|
*xvalues_mask |= GCClipYOrigin;
|
|
}
|
|
|
|
if (mask & GDK_GC_EXPOSURES)
|
|
{
|
|
xvalues->graphics_exposures = values->graphics_exposures;
|
|
*xvalues_mask |= GCGraphicsExposures;
|
|
}
|
|
|
|
if (mask & GDK_GC_LINE_WIDTH)
|
|
{
|
|
xvalues->line_width = values->line_width;
|
|
*xvalues_mask |= GCLineWidth;
|
|
}
|
|
if (mask & GDK_GC_LINE_STYLE)
|
|
{
|
|
switch (values->line_style)
|
|
{
|
|
case GDK_LINE_SOLID:
|
|
xvalues->line_style = LineSolid;
|
|
break;
|
|
case GDK_LINE_ON_OFF_DASH:
|
|
xvalues->line_style = LineOnOffDash;
|
|
break;
|
|
case GDK_LINE_DOUBLE_DASH:
|
|
xvalues->line_style = LineDoubleDash;
|
|
break;
|
|
}
|
|
*xvalues_mask |= GCLineStyle;
|
|
}
|
|
if (mask & GDK_GC_CAP_STYLE)
|
|
{
|
|
switch (values->cap_style)
|
|
{
|
|
case GDK_CAP_NOT_LAST:
|
|
xvalues->cap_style = CapNotLast;
|
|
break;
|
|
case GDK_CAP_BUTT:
|
|
xvalues->cap_style = CapButt;
|
|
break;
|
|
case GDK_CAP_ROUND:
|
|
xvalues->cap_style = CapRound;
|
|
break;
|
|
case GDK_CAP_PROJECTING:
|
|
xvalues->cap_style = CapProjecting;
|
|
break;
|
|
}
|
|
*xvalues_mask |= GCCapStyle;
|
|
}
|
|
if (mask & GDK_GC_JOIN_STYLE)
|
|
{
|
|
switch (values->join_style)
|
|
{
|
|
case GDK_JOIN_MITER:
|
|
xvalues->join_style = JoinMiter;
|
|
break;
|
|
case GDK_JOIN_ROUND:
|
|
xvalues->join_style = JoinRound;
|
|
break;
|
|
case GDK_JOIN_BEVEL:
|
|
xvalues->join_style = JoinBevel;
|
|
break;
|
|
}
|
|
*xvalues_mask |= GCJoinStyle;
|
|
}
|
|
|
|
}
|
|
|
|
void
|
|
gdk_gc_set_clip_rectangle (GdkGC *gc,
|
|
GdkRectangle *rectangle)
|
|
{
|
|
GdkGCX11 *x11_gc;
|
|
|
|
g_return_if_fail (GDK_IS_GC (gc));
|
|
|
|
x11_gc = GDK_GC_X11 (gc);
|
|
|
|
if (x11_gc->clip_region)
|
|
gdk_region_destroy (x11_gc->clip_region);
|
|
|
|
if (rectangle)
|
|
x11_gc->clip_region = gdk_region_rectangle (rectangle);
|
|
else
|
|
{
|
|
x11_gc->clip_region = NULL;
|
|
XSetClipMask (GDK_GC_XDISPLAY (gc), GDK_GC_XGC (gc), None);
|
|
}
|
|
|
|
gc->clip_x_origin = 0;
|
|
gc->clip_y_origin = 0;
|
|
|
|
x11_gc->dirty_mask |= GDK_GC_DIRTY_CLIP;
|
|
}
|
|
|
|
void
|
|
gdk_gc_set_clip_region (GdkGC *gc,
|
|
GdkRegion *region)
|
|
{
|
|
GdkGCX11 *x11_gc;
|
|
|
|
g_return_if_fail (GDK_IS_GC (gc));
|
|
|
|
x11_gc = GDK_GC_X11 (gc);
|
|
|
|
if (x11_gc->clip_region)
|
|
gdk_region_destroy (x11_gc->clip_region);
|
|
|
|
if (region)
|
|
x11_gc->clip_region = gdk_region_copy (region);
|
|
else
|
|
{
|
|
x11_gc->clip_region = NULL;
|
|
XSetClipMask (GDK_GC_XDISPLAY (gc), GDK_GC_XGC (gc), None);
|
|
}
|
|
|
|
gc->clip_x_origin = 0;
|
|
gc->clip_y_origin = 0;
|
|
|
|
x11_gc->dirty_mask |= GDK_GC_DIRTY_CLIP;
|
|
}
|
|
|
|
|
|
void
|
|
gdk_gc_copy (GdkGC *dst_gc, GdkGC *src_gc)
|
|
{
|
|
GdkGCX11 *x11_src_gc;
|
|
GdkGCX11 *x11_dst_gc;
|
|
|
|
g_return_if_fail (GDK_IS_GC_X11 (dst_gc));
|
|
g_return_if_fail (GDK_IS_GC_X11 (src_gc));
|
|
|
|
x11_dst_gc = GDK_GC_X11 (dst_gc);
|
|
x11_src_gc = GDK_GC_X11 (src_gc);
|
|
|
|
XCopyGC (GDK_GC_XDISPLAY (src_gc), GDK_GC_XGC (src_gc), ~((~1) << GCLastBit),
|
|
GDK_GC_XGC (dst_gc));
|
|
|
|
dst_gc->clip_x_origin = src_gc->clip_x_origin;
|
|
dst_gc->clip_y_origin = src_gc->clip_y_origin;
|
|
dst_gc->ts_x_origin = src_gc->ts_x_origin;
|
|
dst_gc->ts_y_origin = src_gc->ts_y_origin;
|
|
|
|
if (src_gc->colormap)
|
|
g_object_ref (G_OBJECT (src_gc->colormap));
|
|
|
|
if (dst_gc->colormap)
|
|
g_object_unref (G_OBJECT (dst_gc->colormap));
|
|
|
|
dst_gc->colormap = src_gc->colormap;
|
|
|
|
if (x11_dst_gc->clip_region)
|
|
gdk_region_destroy (x11_dst_gc->clip_region);
|
|
|
|
if (x11_src_gc->clip_region)
|
|
x11_dst_gc->clip_region = gdk_region_copy (x11_src_gc->clip_region);
|
|
else
|
|
x11_dst_gc->clip_region = NULL;
|
|
|
|
x11_dst_gc->dirty_mask = x11_src_gc->dirty_mask;
|
|
x11_dst_gc->fg_pixel = x11_src_gc->fg_pixel;
|
|
}
|
|
|
|
Display *
|
|
gdk_x11_gc_get_xdisplay (GdkGC *gc)
|
|
{
|
|
g_return_val_if_fail (GDK_IS_GC_X11 (gc), NULL);
|
|
|
|
return GDK_GC_X11(gc)->xdisplay;
|
|
}
|
|
|
|
GC
|
|
gdk_x11_gc_get_xgc (GdkGC *gc)
|
|
{
|
|
GdkGCX11 *gc_x11;
|
|
|
|
g_return_val_if_fail (GDK_IS_GC_X11 (gc), NULL);
|
|
|
|
gc_x11 = GDK_GC_X11 (gc);
|
|
|
|
if (gc_x11->dirty_mask)
|
|
_gdk_x11_gc_flush (gc);
|
|
|
|
return gc_x11->xgc;
|
|
}
|
|
|
|
#ifdef HAVE_XFT
|
|
/* Various bits of the below are roughly cribbed from XFree86
|
|
* lib/Xft/xftdraw.c, Copyright 2000, Keith Packard
|
|
*/
|
|
|
|
static XRenderPictFormat *
|
|
foreground_format (GdkGC *gc)
|
|
{
|
|
XRenderPictFormat pf;
|
|
|
|
pf.type = PictTypeDirect;
|
|
pf.depth = 32;
|
|
pf.direct.redMask = 0xff;
|
|
pf.direct.greenMask = 0xff;
|
|
pf.direct.blueMask = 0xff;
|
|
pf.direct.alphaMask = 0xff;
|
|
|
|
return XRenderFindFormat (GDK_GC_XDISPLAY (gc),
|
|
(PictFormatType |
|
|
PictFormatDepth |
|
|
PictFormatRedMask |
|
|
PictFormatGreenMask |
|
|
PictFormatBlueMask |
|
|
PictFormatAlphaMask),
|
|
&pf,
|
|
0);
|
|
}
|
|
|
|
/**
|
|
* _gdk_x11_gc_get_fg_picture:
|
|
* @gc: a #GdkGC
|
|
*
|
|
* Gets a Xrender Picture object suitable for being the source
|
|
* drawable for drawing with the foreground the graphics context.
|
|
* (Currently, only foreground color is handled, but in the
|
|
* future we should handle tiles/stipples as well.)
|
|
*
|
|
* Return value: a Picture, owned by the GC; this cannot be
|
|
* used over subsequent modification of the GC.
|
|
**/
|
|
Picture
|
|
_gdk_x11_gc_get_fg_picture (GdkGC *gc)
|
|
{
|
|
GdkGCX11 *x11_gc;
|
|
GdkColormap *cmap = gdk_gc_get_colormap (gc);
|
|
gboolean new = FALSE;
|
|
GdkColor color;
|
|
|
|
g_return_val_if_fail (GDK_IS_GC_X11 (gc), None);
|
|
|
|
if (!_gdk_x11_have_render ())
|
|
return None;
|
|
|
|
x11_gc = GDK_GC_X11 (gc);
|
|
|
|
if (x11_gc->fg_picture == None)
|
|
{
|
|
XRenderPictureAttributes pa;
|
|
XRenderPictFormat *pix_format = foreground_format (gc);
|
|
Pixmap pix;
|
|
|
|
if (!pix_format)
|
|
return None;
|
|
|
|
pix = XCreatePixmap (x11_gc->xdisplay, _gdk_root_window,
|
|
1, 1, pix_format->depth);
|
|
pa.repeat = True;
|
|
x11_gc->fg_picture = XRenderCreatePicture (x11_gc->xdisplay,
|
|
pix,
|
|
pix_format,
|
|
CPRepeat, &pa);
|
|
XFreePixmap (x11_gc->xdisplay, pix);
|
|
|
|
new = TRUE;
|
|
}
|
|
|
|
gdk_colormap_query_color (cmap, x11_gc->fg_pixel, &color);
|
|
|
|
if (new ||
|
|
x11_gc->fg_picture_color.red != color.red ||
|
|
x11_gc->fg_picture_color.green != color.green ||
|
|
x11_gc->fg_picture_color.blue != color.blue)
|
|
{
|
|
x11_gc->fg_picture_color.red = color.red;
|
|
x11_gc->fg_picture_color.green = color.green;
|
|
x11_gc->fg_picture_color.blue = color.blue;
|
|
x11_gc->fg_picture_color.alpha = 0xffff;
|
|
|
|
XRenderFillRectangle (x11_gc->xdisplay, PictOpSrc,
|
|
x11_gc->fg_picture, &x11_gc->fg_picture_color,
|
|
0, 0, 1, 1);
|
|
}
|
|
|
|
return x11_gc->fg_picture;
|
|
}
|
|
#endif /* HAVE_XFT */
|