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comparison mac/dw.m @ 1590:9eef6f82ee50

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Comment cleanup in the Mac source.
author bsmith@81767d24-ef19-dc11-ae90-00e081727c95
date Mon, 30 Jan 2012 17:36:12 +0000
parents 021d2966f84d
children 19af25f71e1f
comparison
equal deleted inserted replaced
1589:9a21fbd6ae50 1590:9eef6f82ee50
6907 [NSGraphicsContext saveGraphicsState]; 6907 [NSGraphicsContext saveGraphicsState];
6908 [NSGraphicsContext setCurrentContext:[NSGraphicsContext 6908 [NSGraphicsContext setCurrentContext:[NSGraphicsContext
6909 graphicsContextWithGraphicsPort:[[NSGraphicsContext graphicsContextWithBitmapImageRep:image] graphicsPort] 6909 graphicsContextWithGraphicsPort:[[NSGraphicsContext graphicsContextWithBitmapImageRep:image] graphicsPort]
6910 flipped:YES]]; 6910 flipped:YES]];
6911 [[[NSDictionary alloc] initWithObjectsAndKeys:image, NSGraphicsContextDestinationAttributeName, nil] autorelease]; 6911 [[[NSDictionary alloc] initWithObjectsAndKeys:image, NSGraphicsContextDestinationAttributeName, nil] autorelease];
6912 // make a new transform: 6912 /* Make a new transform */
6913 NSAffineTransform *t = [NSAffineTransform transform]; 6913 NSAffineTransform *t = [NSAffineTransform transform];
6914 6914
6915 // by scaling Y negatively, we effectively flip the image: 6915 /* By scaling Y negatively, we effectively flip the image */
6916 [t scaleXBy:1.0 yBy:-1.0]; 6916 [t scaleXBy:1.0 yBy:-1.0];
6917 6917
6918 // but we also have to translate it back by its height: 6918 /* But we also have to translate it back by its height */
6919 [t translateXBy:0.0 yBy:-size.height]; 6919 [t translateXBy:0.0 yBy:-size.height];
6920 6920
6921 // apply the transform: 6921 /* Apply the transform */
6922 [t concat]; 6922 [t concat];
6923 [tmpimage drawAtPoint:NSMakePoint(0, 0) fromRect:NSMakeRect(0, 0, size.width, size.height) 6923 [tmpimage drawAtPoint:NSMakePoint(0, 0) fromRect:NSMakeRect(0, 0, size.width, size.height)
6924 operation:NSCompositeSourceOver fraction:1.0]; 6924 operation:NSCompositeSourceOver fraction:1.0];
6925 [NSGraphicsContext restoreGraphicsState]; 6925 [NSGraphicsContext restoreGraphicsState];
6926 } 6926 }