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flushWindow updates

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git-svn-id: svn+ssh://svn.gna.org/svn/gnustep/libs/gui/trunk@4201 72102866-910b-0410-8b05-ffd578937521
This commit is contained in:
fedor 1999-05-06 02:59:26 +00:00
parent a14735b7e9
commit 8a2bbcaae2
6 changed files with 33 additions and 19 deletions
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24
Source/NSGraphicsContext.m
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@ -32,7 +32,6 @@
#include <Foundation/NSException.h>
#include <Foundation/NSData.h>
#include <Foundation/NSLock.h>
#include <Foundation/NSThread.h>
#include <Foundation/NSZone.h>
#include "AppKit/NSGraphicsContext.h"
#include "AppKit/NSAffineTransform.h"
@ -203,30 +202,35 @@ struct NSWindow_struct
return [focus_stack lastObject];
}
- (void) lockFocusView: (NSView*)aView
- (void) lockFocusView: (NSView*)aView inRect: (NSRect)rect
{
NSRect rect;
struct NSWindow_struct *window;
[focus_stack addObject: aView];
window = (struct NSWindow_struct *)[aView window];
/* Add aView's visible Rect to its Window's area to be flushed */
rect = [aView convertRect: [aView visibleRect] toView: nil];
window->rectBeingDrawn = NSUnionRect(window->rectBeingDrawn, rect);
if (NSIsEmptyRect(rect))
rect = [aView visibleRect];
rect = [aView convertRect: rect toView: nil];
[window->rectsBeingDrawn addObject: [NSValue valueWithRect: rect]];
}
- (void) unlockFocusView: (NSView*)aView
- (void) unlockFocusView: (NSView*)aView needsFlush: (BOOL)flush
{
NSRect rect;
struct NSWindow_struct *window;
NSView *v = [focus_stack lastObject];
NSAssert(v == aView, NSInvalidArgumentException);
/* Set Window's flush rect so our view is properly flushed */
window = (struct NSWindow_struct *)[aView window];
window->rectNeedingFlush = NSUnionRect(window->rectNeedingFlush,
window->rectBeingDrawn);
window->rectBeingDrawn = NSZeroRect;
window->needs_flush = YES;
if (flush)
{
rect = [[window->rectsBeingDrawn lastObject] rectValue];
window->rectNeedingFlush = NSUnionRect(window->rectNeedingFlush, rect);
window->needs_flush = YES;
}
[window->rectsBeingDrawn removeLastObject];
[focus_stack removeLastObject];
}