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Image drawing improvements

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git-svn-id: svn+ssh://svn.gna.org/svn/gnustep/libs/gui/trunk@5331 72102866-910b-0410-8b05-ffd578937521
This commit is contained in:
richard 1999-11-30 11:53:03 +00:00
parent 906da5937b
commit eacf057f16
3 changed files with 53 additions and 0 deletions
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40
Source/NSCachedImageRep.m
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@ -36,6 +36,7 @@
#include <Foundation/NSException.h>
#include <AppKit/NSCachedImageRep.h>
#include <AppKit/NSView.h>
#include <AppKit/NSWindow.h>
@interface GSCacheW : NSWindow
@ -104,6 +105,11 @@
styleMask: NSBorderlessWindowMask
backing: NSBackingStoreRetained
defer: NO];
[self setSize: _rect.size];
[self setAlpha: NO]; /* FIXME - when we have alpha in windows */
[self setOpaque: YES];
[self setPixelsHigh: _rect.size.height];
[self setPixelsWide: _rect.size.width];
return self;
}
@ -130,6 +136,40 @@
return NO;
}
- (BOOL) drawAtPoint: (NSPoint)aPoint
{
NSGraphicsContext *ctxt;
if (size.width == 0 && size.height == 0)
return NO;
NSDebugLLog(@"NSImage", @"Drawing at point %f %f\n", aPoint.x, aPoint.y);
ctxt = GSCurrentContext();
if (aPoint.x != 0 || aPoint.y != 0)
{
if ([[ctxt focusView] isFlipped])
aPoint.y -= size.height;
}
NSCopyBits([_window gState], _rect, aPoint);
return NO;
}
- (BOOL) drawInRect: (NSRect)aRect
{
NSGraphicsContext *ctxt;
NSDebugLLog(@"NSImage", @"Drawing in rect (%f %f %f %f)\n",
NSMinX(aRect), NSMinY(aRect), NSWidth(aRect), NSHeight(aRect));
if (size.width == 0 && size.height == 0)
return NO;
ctxt = GSCurrentContext();
if ([[ctxt focusView] isFlipped])
aRect.origin.y -= NSHeight(aRect);
NSCopyBits([_window gState], _rect, aRect.origin);
return NO;
}
// NSCoding protocol
- (void) encodeWithCoder: (NSCoder*)aCoder
{