| /* |
| * Copyright (C) 2004, 2005, 2006 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 "config.h" |
| #import "BitmapImage.h" |
| |
| #import "FloatRect.h" |
| #import "FoundationExtras.h" |
| #import "GraphicsContext.h" |
| #import "PlatformString.h" |
| #import "WebCoreFrameBridge.h" |
| #import "WebCoreSystemInterface.h" |
| |
| namespace WebCore { |
| |
| void BitmapImage::initPlatformData() |
| { |
| } |
| |
| void BitmapImage::invalidatePlatformData() |
| { |
| if (m_frames.size() != 1) |
| return; |
| |
| m_nsImage = 0; |
| m_tiffRep = 0; |
| } |
| |
| Image* Image::loadPlatformResource(const char *name) |
| { |
| NSBundle *bundle = [NSBundle bundleForClass:[WebCoreFrameBridge class]]; |
| NSString *imagePath = [bundle pathForResource:[NSString stringWithUTF8String:name] ofType:@"tiff"]; |
| NSData *namedImageData = [NSData dataWithContentsOfFile:imagePath]; |
| if (namedImageData) { |
| Image* image = new BitmapImage; |
| image->setData(SharedBuffer::wrapNSData(namedImageData), true); |
| return image; |
| } |
| return 0; |
| } |
| |
| CFDataRef BitmapImage::getTIFFRepresentation() |
| { |
| if (m_tiffRep) |
| return m_tiffRep.get(); |
| |
| unsigned numFrames = frameCount(); |
| |
| // If numFrames is zero, we know for certain this image doesn't have valid data |
| // Even though the call to CGImageDestinationCreateWithData will fail and we'll handle it gracefully, |
| // in certain circumstances that call will spam the console with an error message |
| if (!numFrames) |
| return 0; |
| |
| Vector<CGImageRef> images; |
| for (unsigned i = 0; i < numFrames; ++i ) { |
| CGImageRef cgImage = frameAtIndex(i); |
| if (cgImage) |
| images.append(cgImage); |
| } |
| |
| unsigned numValidFrames = images.size(); |
| |
| RetainPtr<CFMutableDataRef> data(AdoptCF, CFDataCreateMutable(0, 0)); |
| // FIXME: Use type kCGImageTypeIdentifierTIFF constant once is becomes available in the API |
| CGImageDestinationRef destination = CGImageDestinationCreateWithData(data.get(), CFSTR("public.tiff"), numValidFrames, 0); |
| |
| if (!destination) |
| return 0; |
| |
| for (unsigned i = 0; i < numValidFrames; ++i) |
| CGImageDestinationAddImage(destination, images[i], 0); |
| |
| CGImageDestinationFinalize(destination); |
| CFRelease(destination); |
| |
| m_tiffRep = data; |
| return m_tiffRep.get(); |
| } |
| |
| NSImage* BitmapImage::getNSImage() |
| { |
| if (m_nsImage) |
| return m_nsImage.get(); |
| |
| CFDataRef data = getTIFFRepresentation(); |
| if (!data) |
| return 0; |
| |
| m_nsImage.adoptNS([[NSImage alloc] initWithData:(NSData*)data]); |
| return m_nsImage.get(); |
| } |
| |
| } |