/*
* 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();
}
}