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authordas <das>2006-03-25 06:02:42 (GMT)
committerdas <das>2006-03-25 06:02:42 (GMT)
commita271acf3378e127ddeab36d429a0eb749f662386 (patch)
treea85bc96d0aeb3546233ef303f492724466a97384 /macosx
parent870bc114d9c7780cfe7af2f8f430c232602db6c8 (diff)
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* macosx/tkMacOSXDraw.c (TkMacOSXSetUpCGContext):
* macosx/tkMacOSXFont.c (TkMacOSXQuarzStartDraw, TkMacOSXQuarzEndDraw): performance improvements, sync similar code, formatting & whitespace.
Diffstat (limited to 'macosx')
-rw-r--r--macosx/tkMacOSXDraw.c92
-rw-r--r--macosx/tkMacOSXFont.c78
2 files changed, 98 insertions, 72 deletions
diff --git a/macosx/tkMacOSXDraw.c b/macosx/tkMacOSXDraw.c
index 5aae7d4..2552345 100644
--- a/macosx/tkMacOSXDraw.c
+++ b/macosx/tkMacOSXDraw.c
@@ -11,7 +11,7 @@
* See the file "license.terms" for information on usage and redistribution
* of this file, and for a DISCLAIMER OF ALL WARRANTIES.
*
- * RCS: @(#) $Id: tkMacOSXDraw.c,v 1.10 2006/03/24 14:58:01 das Exp $
+ * RCS: @(#) $Id: tkMacOSXDraw.c,v 1.11 2006/03/25 06:02:43 das Exp $
*/
#include "tkMacOSXInt.h"
@@ -20,9 +20,9 @@
#ifndef PI
# define PI 3.14159265358979323846
#endif
-#define RGBFLOATRED(c) (float)((float)(c.red) / 65535.0f)
-#define RGBFLOATGREEN(c) (float)((float)(c.green) / 65535.0f)
-#define RGBFLOATBLUE(c) (float)((float)(c.blue) / 65535.0f)
+#define RGBFLOATRED(c) (float)((float)(c.red) / 65535.0f)
+#define RGBFLOATGREEN(c) (float)((float)(c.green) / 65535.0f)
+#define RGBFLOATBLUE(c) (float)((float)(c.blue) / 65535.0f)
/*
* Temporary regions that can be reused.
@@ -1716,15 +1716,15 @@ TkMacOSXSetUpGraphicsPort(
/*
*----------------------------------------------------------------------
*
- * TkMacOSXSetUpGraphicsPort --
+ * TkMacOSXSetUpCGContext --
*
- * Set up the graphics port from the given GC.
+ * Set up a CGContext for the given graphics port.
*
* Results:
* None.
*
* Side effects:
- * The current port is adjusted.
+ * None.
*
*----------------------------------------------------------------------
*/
@@ -1734,13 +1734,13 @@ TkMacOSXSetUpCGContext(
MacDrawable *macWin,
CGrafPtr destPort,
GC gc,
- CGContextRef *contextPtr) /* GC to apply to current port. */
+ CGContextRef *contextPtr)
{
RGBColor macColor;
CGContextRef outContext;
OSStatus err;
Rect boundsRect;
- CGAffineTransform coordsTransform;
+ CGAffineTransform coordsTransform;
static RgnHandle clipRgn = NULL;
err = QDBeginCGContext(destPort, contextPtr);
@@ -1757,37 +1757,41 @@ TkMacOSXSetUpCGContext(
*/
if (!clipRgn) {
- clipRgn = NewRgn();
+ clipRgn = NewRgn();
}
GetPortBounds(destPort, &boundsRect);
-
+
RectRgn(clipRgn, &boundsRect);
SectRegionWithPortClipRegion(destPort, clipRgn);
SectRegionWithPortVisibleRegion(destPort, clipRgn);
ClipCGContextToRegion(outContext, &boundsRect, clipRgn);
SetEmptyRgn(clipRgn);
-
+
/*
* Note: You have to call SyncCGContextOriginWithPort
* AFTER all the clip region manipulations.
*/
-
+
SyncCGContextOriginWithPort(outContext, destPort);
- coordsTransform = CGAffineTransformMake(1.0f, 0.0f, 0.0f, -1.0f, 0.0f,
- (float) (boundsRect.bottom - boundsRect.top));
+ coordsTransform = CGAffineTransformMake(1.0f, 0.0f, 0.0f, -1.0f, 0.0f,
+ (float) (boundsRect.bottom - boundsRect.top));
CGContextConcatCTM(outContext, coordsTransform);
/* Now offset the CTM to the subwindow offset */
- if (TkSetMacColor(gc->foreground, &macColor) == true) {
- CGContextSetRGBFillColor(outContext, RGBFLOATRED(macColor),
- RGBFLOATGREEN(macColor),
- RGBFLOATBLUE(macColor), 1.0f);
- CGContextSetRGBStrokeColor(outContext, RGBFLOATRED(macColor),
- RGBFLOATGREEN(macColor),
- RGBFLOATBLUE(macColor), 1.0f);
+ if (TkSetMacColor(gc->foreground, &macColor) == true) {
+ CGContextSetRGBFillColor(outContext,
+ RGBFLOATRED(macColor),
+ RGBFLOATGREEN(macColor),
+ RGBFLOATBLUE(macColor),
+ 1.0f);
+ CGContextSetRGBStrokeColor(outContext,
+ RGBFLOATRED(macColor),
+ RGBFLOATGREEN(macColor),
+ RGBFLOATBLUE(macColor),
+ 1.0f);
}
if(gc->function == GXxor) {
@@ -1803,22 +1807,22 @@ TkMacOSXSetUpCGContext(
}
if (gc->line_style != LineSolid) {
- int num = 0;
- char *p = &(gc->dashes);
- float dashOffset = (float) gc->dash_offset;
- float lengths[10];
-
- while (p[num] != '\0') {
- lengths[num] = (float) (p[num]);
- num++;
- }
- CGContextSetLineDash(outContext, dashOffset, lengths, num);
+ int num = 0;
+ char *p = &(gc->dashes);
+ float dashOffset = (float) gc->dash_offset;
+ float lengths[10];
+
+ while (p[num] != '\0') {
+ lengths[num] = (float) (p[num]);
+ num++;
+ }
+ CGContextSetLineDash(outContext, dashOffset, lengths, num);
}
- if (gc->cap_style == CapButt) {
- /*
- * What about CapNotLast, CapProjecting?
- */
+ if (gc->cap_style == CapButt) {
+ /*
+ * What about CapNotLast, CapProjecting?
+ */
CGContextSetLineCap(outContext, kCGLineCapButt);
} else if (gc->cap_style == CapRound) {
@@ -1835,6 +1839,22 @@ TkMacOSXSetUpCGContext(
CGContextSetLineJoin(outContext, kCGLineJoinBevel);
}
}
+
+/*
+ *----------------------------------------------------------------------
+ *
+ * TkMacOSXReleaseCGContext --
+ *
+ * Release the CGContext for the given graphics port.
+ *
+ * Results:
+ * None.
+ *
+ * Side effects:
+ * None.
+ *
+ *----------------------------------------------------------------------
+ */
static void
TkMacOSXReleaseCGContext(
diff --git a/macosx/tkMacOSXFont.c b/macosx/tkMacOSXFont.c
index f55542d..ce4a0f0 100644
--- a/macosx/tkMacOSXFont.c
+++ b/macosx/tkMacOSXFont.c
@@ -35,7 +35,7 @@
* that such fonts can not be used for controls, because controls
* definitely require a family id (this assertion needs testing).
*
- * RCS: @(#) $Id: tkMacOSXFont.c,v 1.12 2006/03/22 00:21:17 das Exp $
+ * RCS: @(#) $Id: tkMacOSXFont.c,v 1.13 2006/03/25 06:02:43 das Exp $
*/
#include "tkMacOSXInt.h"
@@ -1076,6 +1076,9 @@ TkpDrawCharsInContext(
}
#if TK_MAC_USE_QUARZ
+#define RGBFLOATRED(c) (float)((float)(c.red) / 65535.0f)
+#define RGBFLOATGREEN(c) (float)((float)(c.green) / 65535.0f)
+#define RGBFLOATBLUE(c) (float)((float)(c.blue) / 65535.0f)
/*
*-------------------------------------------------------------------------
*
@@ -1111,37 +1114,41 @@ TkMacOSXQuarzStartDraw(
* by this function. */
{
GDHandle currentDevice;
- RgnHandle clipRgn;
- RGBColor qdColor;
- double red, green, blue;
+ CGrafPtr destPort;
+ RGBColor macColor;
+ CGContextRef outContext;
+ OSStatus err;
+ Rect boundsRect;
+ static RgnHandle clipRgn = NULL;
+
+ GetGWorld(&destPort, &currentDevice);
+
+ err = QDBeginCGContext(destPort, &outContext);
/*
- * Create the CGContext.
+ * Now clip the CG Context to the port. We also have to intersect our clip
+ * region with the port visible region so we don't overwrite the window
+ * decoration.
*/
- GetGWorld(&drawingContextPtr->graphPort, &currentDevice);
- QDBeginCGContext(
- drawingContextPtr->graphPort,
- &drawingContextPtr->cgContext);
- CGContextSaveGState(
- drawingContextPtr->cgContext);
+ if (!clipRgn) {
+ clipRgn = NewRgn();
+ }
+
+ GetPortBounds(destPort, &boundsRect);
+
+ RectRgn(clipRgn, &boundsRect);
+ SectRegionWithPortClipRegion(destPort, clipRgn);
+ SectRegionWithPortVisibleRegion(destPort, clipRgn);
+ ClipCGContextToRegion(outContext, &boundsRect, clipRgn);
+ SetEmptyRgn(clipRgn);
/*
- * Sync some parameters, most notably the clipping region. I'm not sure
- * if that part of the code is right, as the coordinate systems of the
- * graphPort and the cgContext are different.
+ * Note: You have to call SyncCGContextOriginWithPort
+ * AFTER all the clip region manipulations.
*/
- SyncCGContextOriginWithPort(
- drawingContextPtr->cgContext, drawingContextPtr->graphPort);
- GetPortBounds(drawingContextPtr->graphPort, &drawingContextPtr->portRect);
-
- clipRgn = NewRgn();
- GetPortClipRegion(drawingContextPtr->graphPort, clipRgn);
- ClipCGContextToRegion(
- drawingContextPtr->cgContext,
- &drawingContextPtr->portRect, clipRgn);
- DisposeRgn(clipRgn);
+ SyncCGContextOriginWithPort(outContext, destPort);
/*
* Scale the color values, as QD uses UInt16 with the range [0..2^16-1]
@@ -1149,18 +1156,19 @@ TkMacOSXQuarzStartDraw(
* CGContextSetRGBFillColor() seems to be actually used by ATSU.
*/
- GetForeColor(&qdColor);
- red = (double) qdColor.red / (double) 0xFFFF;
- green = (double) qdColor.green / (double) 0xFFFF;
- blue = (double) qdColor.blue / (double) 0xFFFF;
- CGContextSetRGBFillColor(
- drawingContextPtr->cgContext, red, green, blue, 1.0);
-/* CGContextSetRGBStrokeColor( */
-/* drawingContextPtr->cgContext, red, green, blue, 1.0); */
+ GetForeColor(&macColor);
+ CGContextSetRGBFillColor(outContext,
+ RGBFLOATRED(macColor),
+ RGBFLOATGREEN(macColor),
+ RGBFLOATBLUE(macColor),
+ 1.0f);
+
+ drawingContextPtr->graphPort = destPort;
+ drawingContextPtr->cgContext = outContext;
+ drawingContextPtr->portRect = boundsRect;
+
}
-#endif /* TK_MAC_USE_QUARZ */
-#if TK_MAC_USE_QUARZ
/*
*-------------------------------------------------------------------------
*
@@ -1184,8 +1192,6 @@ void
TkMacOSXQuarzEndDraw(
DrawingContext * drawingContextPtr)
{
- CGContextRestoreGState(
- drawingContextPtr->cgContext);
QDEndCGContext(
drawingContextPtr->graphPort,
&drawingContextPtr->cgContext);