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37 lines
1.2 KiB
Objective-C
37 lines
1.2 KiB
Objective-C
#import "CHImageAdditions.h"
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#import <Cocoa/Cocoa.h>
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@implementation NSImage (CHImageAdditions)
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- (void) drawFlippedInRect:(NSRect) rect operation:(NSCompositingOperation) op fraction:(float) delta {
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CGContextRef context;
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context = [[NSGraphicsContext currentContext] graphicsPort];
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CGContextSaveGState( context ); {
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CGContextTranslateCTM( context, 0, NSMaxY( rect ) );
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CGContextScaleCTM( context, 1, -1 );
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rect.origin.y = 0;
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[self drawInRect:rect fromRect:NSZeroRect operation:op fraction:delta];
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} CGContextRestoreGState( context );
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}
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- (void) drawFlippedInRect:(NSRect) rect operation:(NSCompositingOperation) op {
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[self drawFlippedInRect:rect operation:op fraction:1.0];
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}
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- (void)applyBadge:(NSImage*)badge withAlpha:(float)alpha scale:(float)scale
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{
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if (!badge)
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return;
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[badge setScalesWhenResized:YES];
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[badge setSize:NSMakeSize([self size].width * scale,[self size].height * scale)];
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[self lockFocus];
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[[NSGraphicsContext currentContext] setImageInterpolation:NSImageInterpolationHigh];
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[badge dissolveToPoint:NSMakePoint([self size].width - [badge size].width,0) fraction:alpha];
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[self unlockFocus];
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}
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@end
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