blob: 6908f107632e89018ca90e990f344877b94b6fb9 [file] [log] [blame]
/*
* Copyright (C) 2004, 2005, 2006, 2008 Apple 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 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 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 "GraphicsContext.h"
#import "SharedBuffer.h"
#import <wtf/text/WTFString.h>
#if PLATFORM(IOS_FAMILY)
#import <CoreGraphics/CoreGraphics.h>
#import <ImageIO/ImageIO.h>
#import <MobileCoreServices/MobileCoreServices.h>
#endif
@interface WebCoreBundleFinder : NSObject
@end
@implementation WebCoreBundleFinder
@end
namespace WebCore {
void BitmapImage::invalidatePlatformData()
{
if (frameCount() != 1)
return;
#if USE(APPKIT)
m_nsImage = nullptr;
#endif
m_tiffRep = nullptr;
}
Ref<Image> Image::loadPlatformResource(const char *name)
{
NSBundle *bundle = [NSBundle bundleForClass:[WebCoreBundleFinder class]];
NSString *imagePath = [bundle pathForResource:[NSString stringWithUTF8String:name] ofType:@"png"];
NSData *namedImageData = [NSData dataWithContentsOfFile:imagePath];
if (namedImageData) {
auto image = BitmapImage::create();
image->setData(SharedBuffer::create(namedImageData), true);
return WTFMove(image);
}
// We have reports indicating resource loads are failing, but we don't yet know the root cause(s).
// Two theories are bad installs (image files are missing), and too-many-open-files.
// See rdar://5607381
ASSERT_NOT_REACHED();
return Image::nullImage();
}
RetainPtr<CFDataRef> BitmapImage::tiffRepresentation(const Vector<NativeImagePtr>& nativeImages)
{
// If nativeImages.size() 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 (!nativeImages.size())
return nullptr;
RetainPtr<CFMutableDataRef> data = adoptCF(CFDataCreateMutable(0, 0));
RetainPtr<CGImageDestinationRef> destination = adoptCF(CGImageDestinationCreateWithData(data.get(), kUTTypeTIFF, nativeImages.size(), 0));
if (!destination)
return nullptr;
for (const auto& nativeImage : nativeImages)
CGImageDestinationAddImage(destination.get(), nativeImage.get(), 0);
CGImageDestinationFinalize(destination.get());
return data;
}
CFDataRef BitmapImage::tiffRepresentation()
{
if (m_tiffRep)
return m_tiffRep.get();
auto data = tiffRepresentation(framesNativeImages());
if (!data)
return nullptr;
m_tiffRep = data;
return m_tiffRep.get();
}
#if USE(APPKIT)
NSImage* BitmapImage::nsImage()
{
if (m_nsImage)
return m_nsImage.get();
CFDataRef data = tiffRepresentation();
if (!data)
return nullptr;
m_nsImage = adoptNS([[NSImage alloc] initWithData:(__bridge NSData *)data]);
return m_nsImage.get();
}
RetainPtr<NSImage> BitmapImage::snapshotNSImage()
{
auto nativeImage = this->nativeImageForCurrentFrame();
if (!nativeImage)
return nullptr;
auto data = tiffRepresentation({ nativeImage });
if (!data)
return nullptr;
return adoptNS([[NSImage alloc] initWithData:(__bridge NSData *)data.get()]);
}
#endif
}