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Implemented caching images

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git-svn-id: svn+ssh://svn.gna.org/svn/gnustep/libs/gui/trunk@14139 72102866-910b-0410-8b05-ffd578937521
This commit is contained in:
Nicola Pero 2002-07-12 11:12:32 +00:00
parent 7d05b5c4ab
commit 64ebc0c483
1 changed files with 34 additions and 3 deletions
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37
Source/NSWindow.m
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@ -68,6 +68,7 @@
#include <AppKit/NSHelpManager.h> #include <AppKit/NSHelpManager.h>
#include <AppKit/NSGraphics.h> #include <AppKit/NSGraphics.h>
#include <AppKit/GSDisplayServer.h> #include <AppKit/GSDisplayServer.h>
#include <AppKit/NSCachedImageRep.h>
BOOL GSViewAcceptsDrag(NSView *v, id<NSDraggingInfo> dragInfo); BOOL GSViewAcceptsDrag(NSView *v, id<NSDraggingInfo> dragInfo);
@ -469,6 +470,7 @@ static NSNotificationCenter *nc = nil;
*/ */
+ (void) initialize + (void) initialize
{ {
NSLog (@"NSWindow initialize");
if (self == [NSWindow class]) if (self == [NSWindow class])
{ {
NSDebugLog(@"Initialize NSWindow class\n"); NSDebugLog(@"Initialize NSWindow class\n");
@ -622,6 +624,7 @@ static NSNotificationCenter *nc = nil;
TEST_RELEASE(_rectsBeingDrawn); TEST_RELEASE(_rectsBeingDrawn);
TEST_RELEASE(_initialFirstResponder); TEST_RELEASE(_initialFirstResponder);
TEST_RELEASE(_defaultButtonCell); TEST_RELEASE(_defaultButtonCell);
TEST_RELEASE(_cachedImage);
RELEASE(_screen); RELEASE(_screen);
/* /*
@ -1735,6 +1738,7 @@ static NSNotificationCenter *nc = nil;
[_wv display]; [_wv display];
[self enableFlushWindow]; [self enableFlushWindow];
[self flushWindowIfNeeded]; [self flushWindowIfNeeded];
[self discardCachedImage];
} }
- (void) displayIfNeeded - (void) displayIfNeeded
@ -1893,17 +1897,44 @@ static NSNotificationCenter *nc = nil;
- (void) cacheImageInRect: (NSRect)aRect - (void) cacheImageInRect: (NSRect)aRect
{ {
// FIXME: This Method is missing NSView *cacheView;
NSRect cacheRect;
aRect = NSIntegralRect (NSIntersectionRect(aRect, [_contentView frame]));
_cachedImageOrigin = aRect.origin;
DESTROY(_cachedImage);
if (NSIsEmptyRect (aRect))
{
return;
}
cacheRect.origin = NSZeroPoint;
cacheRect.size = aRect.size;
_cachedImage = [[NSCachedImageRep alloc] initWithWindow: nil
rect: cacheRect];
cacheView = [[_cachedImage window] contentView];
[cacheView lockFocus];
NSCopyBits (_gstate, aRect, NSZeroPoint);
[cacheView unlockFocus];
} }
- (void) discardCachedImage - (void) discardCachedImage
{ {
// FIXME: This Method is missing DESTROY(_cachedImage);
} }
- (void) restoreCachedImage - (void) restoreCachedImage
{ {
// FIXME: This Method is missing if (_cachedImage == nil)
{
return;
}
[_contentView lockFocus];
NSCopyBits ([[_cachedImage window] gState],
[_cachedImage rect],
_cachedImageOrigin);
[_contentView unlockFocus];
} }
- (void) useOptimizedDrawing: (BOOL)flag - (void) useOptimizedDrawing: (BOOL)flag