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* Copyright (C) 2005 Apple Computer, Inc. All rights reserved.
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* Copyright (C) 2006 Nefaur Khandker <nefaurk@gmail.com> All rights reserved.
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* Redistribution and use in source and binary forms, with or without
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* modification, are permitted provided that the following conditions
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* 1. Redistributions of source code must retain the above copyright
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* notice, this list of conditions and the following disclaimer.
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* 2. Redistributions in binary form must reproduce the above copyright
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* notice, this list of conditions and the following disclaimer in the
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* documentation and/or other materials provided with the distribution.
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* THIS SOFTWARE IS PROVIDED BY APPLE COMPUTER, INC. ``AS IS'' AND ANY
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* EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
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* IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
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* PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL APPLE COMPUTER, INC. OR
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* CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL,
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* EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO,
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* PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR
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* PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY
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* OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
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* (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
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* OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
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#import <WebKit/WebView.h>
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@implementation SVGTest
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+ (id)testWithSVGPath:(NSString *)svgPath imagePath:(NSString *)imagePath
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SVGTest *test = [[self alloc] initWithSVGPath:svgPath imagePath:imagePath];
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return [test autorelease];
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static WebView *__sharedDrawView = nil;
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+ (WebView *)sharedDrawView
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if (!__sharedDrawView) {
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__sharedDrawView = [[WebView alloc] initWithFrame:NSMakeRect(0,0,0,0)];
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return __sharedDrawView;
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- (id)initWithSVGPath:(NSString *)svgPath imagePath:(NSString *)imagePath
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if (self = [super init]) {
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_svgPath = [svgPath copy];
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_imagePath = [imagePath copy];
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- (NSString *)imagePath
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if (!_image && _imagePath) {
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_image = [[NSImage alloc] initByReferencingFile:_imagePath];
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NSMutableString *name = [[[[_svgPath lastPathComponent] stringByDeletingPathExtension] mutableCopy] autorelease];
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[name replaceOccurrencesOfString:@"_" withString:@" " options:0 range:NSMakeRange(0, [name length])];
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return [name capitalizedString];
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- (void)generateCompositeIfNecessary
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if (!_compositeImage) {
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WebView *view = [SVGTest sharedDrawView];
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NSSize svgSize = [view bounds].size;
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NSImage *image = [self image];
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NSSize imageSize = [image size];
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NSBitmapImageRep *svgImage = [view bitmapImageRepForCachingDisplayInRect:[view bounds]];
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[view cacheDisplayInRect:[view bounds] toBitmapImageRep:svgImage];
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NSSize unionSize = NSMakeSize(MAX(svgSize.width, imageSize.width), MAX(svgSize.height, imageSize.height));
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_compositeImage = [[NSImage alloc] initWithSize:unionSize];
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[_compositeImage lockFocus];
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[svgImage drawInRect:NSMakeRect(0,0,svgSize.width,svgSize.height)];
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[image drawInRect:NSMakeRect(0,0,imageSize.width,imageSize.height)
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fromRect:NSMakeRect(0,0,imageSize.width,imageSize.height)
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operation:NSCompositeXOR fraction:1.0];
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[_compositeImage unlockFocus];
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- (NSImage *)compositeImage
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[self generateCompositeIfNecessary];
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return _compositeImage;