oops, forgot that, be nice ;)
-timj
This commit is contained in:
Tim Janik
268
gdk/gdkregion.c
Normal file
268
gdk/gdkregion.c
Normal file
@ -0,0 +1,268 @@
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/* GDK - The GIMP Drawing Kit
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* Copyright (C) 1995-1997 Peter Mattis, Spencer Kimball and Josh MacDonald
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*
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* This library is free software; you can redistribute it and/or
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* modify it under the terms of the GNU Library General Public
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* License as published by the Free Software Foundation; either
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* version 2 of the License, or (at your option) any later version.
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*
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* This library is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
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* Library General Public License for more details.
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*
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* You should have received a copy of the GNU Library General Public
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* License along with this library; if not, write to the Free
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* Software Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
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*/
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#include <X11/Xlib.h>
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#include <X11/Xutil.h>
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#include "gdk.h"
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#include "gdkprivate.h"
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GdkRegion*
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gdk_region_new (void)
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{
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GdkRegionPrivate *private;
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GdkRegion *region;
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Region xregion;
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xregion = XCreateRegion();
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private = g_new (GdkRegionPrivate, 1);
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private->xregion = xregion;
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region = (GdkRegion*) private;
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region->user_data = NULL;
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return region;
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}
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void
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gdk_region_destroy (GdkRegion *region)
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{
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GdkRegionPrivate *private;
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g_return_if_fail (region != NULL);
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private = (GdkRegionPrivate *) region;
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XDestroyRegion (private->xregion);
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g_free (private);
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}
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gboolean
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gdk_region_empty (GdkRegion *region)
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{
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GdkRegionPrivate *private;
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g_return_val_if_fail (region != NULL, 0);
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private = (GdkRegionPrivate *) region;
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return XEmptyRegion (private->xregion);
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}
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gboolean
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gdk_region_equal (GdkRegion *region1,
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GdkRegion *region2)
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{
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GdkRegionPrivate *private1;
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GdkRegionPrivate *private2;
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g_return_val_if_fail (region1 != NULL, 0);
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g_return_val_if_fail (region2 != NULL, 0);
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private1 = (GdkRegionPrivate *) region1;
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private2 = (GdkRegionPrivate *) region2;
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return XEqualRegion (private1->xregion, private2->xregion);
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}
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gboolean
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gdk_region_point_in (GdkRegion *region,
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gint x,
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gint y)
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{
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GdkRegionPrivate *private;
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g_return_val_if_fail (region != NULL, 0);
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private = (GdkRegionPrivate *) region;
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return XPointInRegion (private->xregion, x, y);
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}
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GdkOverlapType
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gdk_region_rect_in (GdkRegion *region,
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GdkRectangle *rect)
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{
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GdkRegionPrivate *private;
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int res;
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g_return_val_if_fail (region != NULL, 0);
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private = (GdkRegionPrivate *) region;
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res = XRectInRegion (private->xregion, rect->x, rect->y, rect->width, rect->height);
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switch (res)
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{
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case RectangleIn: return GDK_OVERLAP_RECTANGLE_IN;
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case RectangleOut: return GDK_OVERLAP_RECTANGLE_OUT;
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case RectanglePart: return GDK_OVERLAP_RECTANGLE_PART;
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}
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return GDK_OVERLAP_RECTANGLE_OUT; // what else ?
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}
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void
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gdk_region_offset (GdkRegion *region,
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gint dx,
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gint dy)
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{
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GdkRegionPrivate *private;
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g_return_if_fail (region != NULL);
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private = (GdkRegionPrivate *) region;
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XOffsetRegion (private->xregion, dx, dy);
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}
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void
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gdk_region_shrink (GdkRegion *region,
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gint dx,
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gint dy)
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{
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GdkRegionPrivate *private;
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g_return_if_fail (region != NULL);
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private = (GdkRegionPrivate *) region;
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XShrinkRegion (private->xregion, dx, dy);
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}
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GdkRegion*
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gdk_region_union_with_rect (GdkRegion *region,
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GdkRectangle *rect)
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{
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GdkRegionPrivate *private;
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GdkRegion *res;
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GdkRegionPrivate *res_private;
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XRectangle xrect;
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g_return_val_if_fail (region != NULL, NULL);
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private = (GdkRegionPrivate *) region;
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xrect.x = rect->x;
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xrect.y = rect->y;
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xrect.width = rect->width;
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xrect.height = rect->height;
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res = gdk_region_new ();
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res_private = (GdkRegionPrivate *) res;
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XUnionRectWithRegion (&xrect, private->xregion, res_private->xregion);
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return res;
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}
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GdkRegion*
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gdk_regions_intersect (GdkRegion *source1,
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GdkRegion *source2)
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{
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GdkRegionPrivate *private1;
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GdkRegionPrivate *private2;
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GdkRegion *res;
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GdkRegionPrivate *res_private;
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g_return_val_if_fail (source1 != NULL, NULL);
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g_return_val_if_fail (source2 != NULL, NULL);
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private1 = (GdkRegionPrivate *) source1;
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private2 = (GdkRegionPrivate *) source2;
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res = gdk_region_new ();
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res_private = (GdkRegionPrivate *) res;
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XIntersectRegion (private1->xregion, private2->xregion, res_private->xregion);
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return res;
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}
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GdkRegion*
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gdk_regions_union (GdkRegion *source1,
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GdkRegion *source2)
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{
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GdkRegionPrivate *private1;
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GdkRegionPrivate *private2;
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GdkRegion *res;
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GdkRegionPrivate *res_private;
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g_return_val_if_fail (source1 != NULL, NULL);
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g_return_val_if_fail (source2 != NULL, NULL);
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private1 = (GdkRegionPrivate *) source1;
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private2 = (GdkRegionPrivate *) source2;
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res = gdk_region_new ();
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res_private = (GdkRegionPrivate *) res;
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XUnionRegion (private1->xregion, private2->xregion, res_private->xregion);
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return res;
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}
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GdkRegion*
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gdk_regions_subtract (GdkRegion *source1,
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GdkRegion *source2)
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{
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GdkRegionPrivate *private1;
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GdkRegionPrivate *private2;
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GdkRegion *res;
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GdkRegionPrivate *res_private;
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g_return_val_if_fail (source1 != NULL, NULL);
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g_return_val_if_fail (source2 != NULL, NULL);
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private1 = (GdkRegionPrivate *) source1;
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private2 = (GdkRegionPrivate *) source2;
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res = gdk_region_new ();
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res_private = (GdkRegionPrivate *) res;
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XSubtractRegion (private1->xregion, private2->xregion, res_private->xregion);
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return res;
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}
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GdkRegion*
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gdk_regions_xor (GdkRegion *source1,
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GdkRegion *source2)
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{
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GdkRegionPrivate *private1;
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GdkRegionPrivate *private2;
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GdkRegion *res;
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GdkRegionPrivate *res_private;
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g_return_val_if_fail (source1 != NULL, NULL);
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g_return_val_if_fail (source2 != NULL, NULL);
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private1 = (GdkRegionPrivate *) source1;
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private2 = (GdkRegionPrivate *) source2;
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res = gdk_region_new ();
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res_private = (GdkRegionPrivate *) res;
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XXorRegion (private1->xregion, private2->xregion, res_private->xregion);
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return res;
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}
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268
gdk/x11/gdkregion-x11.c
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268
gdk/x11/gdkregion-x11.c
Normal file
@ -0,0 +1,268 @@
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/* GDK - The GIMP Drawing Kit
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* Copyright (C) 1995-1997 Peter Mattis, Spencer Kimball and Josh MacDonald
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*
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* This library is free software; you can redistribute it and/or
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* modify it under the terms of the GNU Library General Public
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* License as published by the Free Software Foundation; either
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* version 2 of the License, or (at your option) any later version.
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*
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* This library is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
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* Library General Public License for more details.
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*
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* You should have received a copy of the GNU Library General Public
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* License along with this library; if not, write to the Free
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* Software Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
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*/
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#include <X11/Xlib.h>
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#include <X11/Xutil.h>
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#include "gdk.h"
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#include "gdkprivate.h"
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GdkRegion*
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gdk_region_new (void)
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{
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GdkRegionPrivate *private;
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GdkRegion *region;
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Region xregion;
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xregion = XCreateRegion();
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private = g_new (GdkRegionPrivate, 1);
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private->xregion = xregion;
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region = (GdkRegion*) private;
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region->user_data = NULL;
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return region;
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}
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void
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gdk_region_destroy (GdkRegion *region)
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{
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GdkRegionPrivate *private;
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g_return_if_fail (region != NULL);
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private = (GdkRegionPrivate *) region;
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XDestroyRegion (private->xregion);
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g_free (private);
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}
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gboolean
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gdk_region_empty (GdkRegion *region)
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{
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GdkRegionPrivate *private;
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g_return_val_if_fail (region != NULL, 0);
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private = (GdkRegionPrivate *) region;
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return XEmptyRegion (private->xregion);
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}
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gboolean
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gdk_region_equal (GdkRegion *region1,
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GdkRegion *region2)
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{
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GdkRegionPrivate *private1;
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GdkRegionPrivate *private2;
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g_return_val_if_fail (region1 != NULL, 0);
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g_return_val_if_fail (region2 != NULL, 0);
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private1 = (GdkRegionPrivate *) region1;
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private2 = (GdkRegionPrivate *) region2;
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return XEqualRegion (private1->xregion, private2->xregion);
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}
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gboolean
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gdk_region_point_in (GdkRegion *region,
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gint x,
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gint y)
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{
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GdkRegionPrivate *private;
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g_return_val_if_fail (region != NULL, 0);
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private = (GdkRegionPrivate *) region;
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return XPointInRegion (private->xregion, x, y);
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}
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GdkOverlapType
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gdk_region_rect_in (GdkRegion *region,
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GdkRectangle *rect)
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{
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GdkRegionPrivate *private;
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int res;
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g_return_val_if_fail (region != NULL, 0);
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private = (GdkRegionPrivate *) region;
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res = XRectInRegion (private->xregion, rect->x, rect->y, rect->width, rect->height);
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switch (res)
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{
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case RectangleIn: return GDK_OVERLAP_RECTANGLE_IN;
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case RectangleOut: return GDK_OVERLAP_RECTANGLE_OUT;
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case RectanglePart: return GDK_OVERLAP_RECTANGLE_PART;
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}
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return GDK_OVERLAP_RECTANGLE_OUT; // what else ?
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}
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void
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gdk_region_offset (GdkRegion *region,
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gint dx,
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gint dy)
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{
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GdkRegionPrivate *private;
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g_return_if_fail (region != NULL);
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private = (GdkRegionPrivate *) region;
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XOffsetRegion (private->xregion, dx, dy);
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}
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void
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gdk_region_shrink (GdkRegion *region,
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gint dx,
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gint dy)
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{
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GdkRegionPrivate *private;
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g_return_if_fail (region != NULL);
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private = (GdkRegionPrivate *) region;
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XShrinkRegion (private->xregion, dx, dy);
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}
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GdkRegion*
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gdk_region_union_with_rect (GdkRegion *region,
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GdkRectangle *rect)
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{
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GdkRegionPrivate *private;
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GdkRegion *res;
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GdkRegionPrivate *res_private;
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XRectangle xrect;
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g_return_val_if_fail (region != NULL, NULL);
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private = (GdkRegionPrivate *) region;
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xrect.x = rect->x;
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xrect.y = rect->y;
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xrect.width = rect->width;
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xrect.height = rect->height;
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res = gdk_region_new ();
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res_private = (GdkRegionPrivate *) res;
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XUnionRectWithRegion (&xrect, private->xregion, res_private->xregion);
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return res;
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}
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GdkRegion*
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gdk_regions_intersect (GdkRegion *source1,
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GdkRegion *source2)
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{
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GdkRegionPrivate *private1;
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GdkRegionPrivate *private2;
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GdkRegion *res;
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GdkRegionPrivate *res_private;
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g_return_val_if_fail (source1 != NULL, NULL);
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g_return_val_if_fail (source2 != NULL, NULL);
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private1 = (GdkRegionPrivate *) source1;
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private2 = (GdkRegionPrivate *) source2;
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res = gdk_region_new ();
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res_private = (GdkRegionPrivate *) res;
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XIntersectRegion (private1->xregion, private2->xregion, res_private->xregion);
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return res;
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}
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GdkRegion*
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gdk_regions_union (GdkRegion *source1,
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GdkRegion *source2)
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{
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GdkRegionPrivate *private1;
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GdkRegionPrivate *private2;
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GdkRegion *res;
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GdkRegionPrivate *res_private;
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g_return_val_if_fail (source1 != NULL, NULL);
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g_return_val_if_fail (source2 != NULL, NULL);
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private1 = (GdkRegionPrivate *) source1;
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private2 = (GdkRegionPrivate *) source2;
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res = gdk_region_new ();
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res_private = (GdkRegionPrivate *) res;
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XUnionRegion (private1->xregion, private2->xregion, res_private->xregion);
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return res;
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}
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GdkRegion*
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gdk_regions_subtract (GdkRegion *source1,
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GdkRegion *source2)
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{
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GdkRegionPrivate *private1;
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GdkRegionPrivate *private2;
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GdkRegion *res;
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GdkRegionPrivate *res_private;
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g_return_val_if_fail (source1 != NULL, NULL);
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g_return_val_if_fail (source2 != NULL, NULL);
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private1 = (GdkRegionPrivate *) source1;
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private2 = (GdkRegionPrivate *) source2;
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res = gdk_region_new ();
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res_private = (GdkRegionPrivate *) res;
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XSubtractRegion (private1->xregion, private2->xregion, res_private->xregion);
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return res;
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}
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GdkRegion*
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gdk_regions_xor (GdkRegion *source1,
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GdkRegion *source2)
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{
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GdkRegionPrivate *private1;
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GdkRegionPrivate *private2;
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GdkRegion *res;
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GdkRegionPrivate *res_private;
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g_return_val_if_fail (source1 != NULL, NULL);
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g_return_val_if_fail (source2 != NULL, NULL);
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private1 = (GdkRegionPrivate *) source1;
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private2 = (GdkRegionPrivate *) source2;
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res = gdk_region_new ();
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res_private = (GdkRegionPrivate *) res;
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XXorRegion (private1->xregion, private2->xregion, res_private->xregion);
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return res;
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}
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||||
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||||
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||||
|
||||
Reference in New Issue
Block a user