diff -r 000000000000 -r dd21522fd290 webengine/osswebengine/WebKitTools/DrawTest/ScalingImageView.m --- /dev/null Thu Jan 01 00:00:00 1970 +0000 +++ b/webengine/osswebengine/WebKitTools/DrawTest/ScalingImageView.m Mon Mar 30 12:54:55 2009 +0300 @@ -0,0 +1,57 @@ +/* + * Copyright (C) 2005 Apple Computer, Inc. All rights reserved. + * + * Redistribution and use in source and binary forms, with or without + * modification, are permitted provided that the following conditions + * are met: + * 1. Redistributions of source code must retain the above copyright + * notice, this list of conditions and the following disclaimer. + * 2. Redistributions in binary form must reproduce the above copyright + * notice, this list of conditions and the following disclaimer in the + * documentation and/or other materials provided with the distribution. + * + * THIS SOFTWARE IS PROVIDED BY APPLE COMPUTER, INC. ``AS IS'' AND ANY + * EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE + * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR + * PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL APPLE COMPUTER, INC. OR + * CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, + * EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, + * PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR + * PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY + * OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT + * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE + * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. + */ + + +#import "ScalingImageView.h" + +@implementation ScalingImageView + +/* + This class offers two behaviors different from the standard NSImageView + (and which were not available w/o subclassing) + 1. Scale an image proportionally up to fit a larger view (NSImageView refuses) + 2. Draw a background color w/o needing to show a bezel. +*/ + +- (void)drawRect:(NSRect)dirtyRect +{ + [[NSColor whiteColor] set]; + NSRectFill(dirtyRect); + + NSSize imageSize = [[self image] size]; + float scale = 1.0f; + if ([self imageScaling] == NSScaleProportionally && imageSize.width && imageSize.height) { + float widthScale = [self bounds].size.width / imageSize.width; + float heightScale = [self bounds].size.height / imageSize.height; + scale = MIN(widthScale, heightScale); + } + + float scaledHeight = imageSize.height * scale; + NSRect destRect = NSMakeRect(0,[self bounds].size.height - scaledHeight,imageSize.width * scale, scaledHeight); + [[self image] drawInRect:destRect + fromRect:NSMakeRect(0,0,imageSize.width, imageSize.height) operation:NSCompositeSourceOver fraction:1.0]; +} + +@end