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-rw-r--r--macosx/tkMacOSXRegion.c118
1 files changed, 36 insertions, 82 deletions
diff --git a/macosx/tkMacOSXRegion.c b/macosx/tkMacOSXRegion.c
index 1e51343..1206d5b 100644
--- a/macosx/tkMacOSXRegion.c
+++ b/macosx/tkMacOSXRegion.c
@@ -10,7 +10,7 @@
* See the file "license.terms" for information on usage and redistribution
* of this file, and for a DISCLAIMER OF ALL WARRANTIES.
*
- * RCS: @(#) $Id: tkMacOSXRegion.c,v 1.6 2007/04/23 21:24:34 das Exp $
+ * RCS: @(#) $Id: tkMacOSXRegion.c,v 1.7 2007/05/30 06:35:55 das Exp $
*/
#include "tkMacOSXInt.h"
@@ -36,9 +36,7 @@
TkRegion
TkCreateRegion(void)
{
- RgnHandle rgn;
- rgn = NewRgn();
- return (TkRegion) rgn;
+ return (TkRegion) NewRgn();
}
/*
@@ -62,8 +60,7 @@ void
TkDestroyRegion(
TkRegion r)
{
- RgnHandle rgn = (RgnHandle) r;
- DisposeRgn(rgn);
+ DisposeRgn((RgnHandle) r);
}
/*
@@ -89,10 +86,33 @@ TkIntersectRegion(
TkRegion srb,
TkRegion dr_return)
{
- RgnHandle srcRgnA = (RgnHandle) sra;
- RgnHandle srcRgnB = (RgnHandle) srb;
- RgnHandle destRgn = (RgnHandle) dr_return;
- SectRgn(srcRgnA, srcRgnB, destRgn);
+ SectRgn((RgnHandle) sra, (RgnHandle) srb, (RgnHandle) dr_return);
+}
+
+/*
+ *----------------------------------------------------------------------
+ *
+ * TkSubtractRegion --
+ *
+ * Implements the equivilent of the X window function
+ * XSubtractRegion. See X window documentation for more details.
+ *
+ * Results:
+ * None.
+ *
+ * Side effects:
+ * None.
+ *
+ *----------------------------------------------------------------------
+ */
+
+void
+TkSubtractRegion(
+ TkRegion sra,
+ TkRegion srb,
+ TkRegion dr_return)
+{
+ DiffRgn((RgnHandle) sra, (RgnHandle) srb, (RgnHandle) dr_return);
}
/*
@@ -119,13 +139,11 @@ TkUnionRectWithRegion(
TkRegion src_region,
TkRegion dest_region_return)
{
- RgnHandle srcRgn = (RgnHandle) src_region;
- RgnHandle destRgn = (RgnHandle) dest_region_return;
-
TkMacOSXCheckTmpRgnEmpty(1);
SetRectRgn(tkMacOSXtmpRgn1, rectangle->x, rectangle->y,
rectangle->x + rectangle->width, rectangle->y + rectangle->height);
- UnionRgn(srcRgn, tkMacOSXtmpRgn1, destRgn);
+ UnionRgn((RgnHandle) src_region, tkMacOSXtmpRgn1,
+ (RgnHandle) dest_region_return);
SetEmptyRgn(tkMacOSXtmpRgn1);
}
@@ -154,15 +172,14 @@ TkRectInRegion(
unsigned int width,
unsigned int height)
{
- RgnHandle rgn = (RgnHandle) region;
int result;
TkMacOSXCheckTmpRgnEmpty(1);
SetRectRgn(tkMacOSXtmpRgn1, x, y, x + width, y + height);
- SectRgn(rgn, tkMacOSXtmpRgn1, tkMacOSXtmpRgn1);
+ SectRgn((RgnHandle) region, tkMacOSXtmpRgn1, tkMacOSXtmpRgn1);
if (EmptyRgn(tkMacOSXtmpRgn1)) {
result = RectangleOut;
- } else if (EqualRgn(rgn, tkMacOSXtmpRgn1)) {
+ } else if (EqualRgn((RgnHandle) region, tkMacOSXtmpRgn1)) {
result = RectangleIn;
} else {
result = RectanglePart;
@@ -193,11 +210,9 @@ TkClipBox(
TkRegion r,
XRectangle* rect_return)
{
- RgnHandle rgn = (RgnHandle) r;
- Rect rect;
-
- GetRegionBounds(rgn,&rect);
+ Rect rect;
+ GetRegionBounds((RgnHandle) r,&rect);
rect_return->x = rect.left;
rect_return->y = rect.top;
rect_return->width = rect.right-rect.left;
@@ -207,36 +222,6 @@ TkClipBox(
/*
*----------------------------------------------------------------------
*
- * TkSubtractRegion --
- *
- * Implements the equivilent of the X window function
- * XSubtractRegion. See X window documentation for more details.
- *
- * Results:
- * None.
- *
- * Side effects:
- * None.
- *
- *----------------------------------------------------------------------
- */
-
-void
-TkSubtractRegion(
- TkRegion sra,
- TkRegion srb,
- TkRegion dr_return)
-{
- RgnHandle srcRgnA = (RgnHandle) sra;
- RgnHandle srcRgnB = (RgnHandle) srb;
- RgnHandle destRgn = (RgnHandle) dr_return;
-
- DiffRgn(srcRgnA, srcRgnB, destRgn);
-}
-
-/*
- *----------------------------------------------------------------------
- *
* TkpBuildRegionFromAlphaData --
*
* Set up a rectangle of the given region based on the supplied
@@ -293,34 +278,3 @@ TkpBuildRegionFromAlphaData(
dataPtr += lineStride;
}
}
-
-#if 0
-int
-XSetClipRectangles(Display *d, GC gc, int clip_x_origin, int clip_y_origin,
- XRectangle* rectangles, int n, int ordering)
-{
- RgnHandle clipRgn;
-
- if (gc->clip_mask && ((TkpClipMask*)gc->clip_mask)->type
- == TKP_CLIP_REGION) {
- clipRgn = (RgnHandle) ((TkpClipMask*)gc->clip_mask)->value.region;
- SetEmptyRgn(clipRgn);
- } else {
- clipRgn = NewRgn(); /* LEAK! */
- }
-
- TkMacOSXCheckTmpRgnEmpty(1);
- while (n--) {
- int x = clip_x_origin + rectangles->x;
- int y = clip_y_origin + rectangles->y;
-
- SetRectRgn(tkMacOSXtmpRgn1, x, y, x + rectangles->width,
- y + rectangles->height);
- UnionRgn(tkMacOSXtmpRgn1, clipRgn, clipRgn);
- rectangles++;
- }
- SetEmptyRgn(tkMacOSXtmpRgn1);
- TkSetRegion(d, gc, (TkRegion) clipRgn);
- return 1;
-}
-#endif