ImageBufferShareableIOSurfaceBackend.h [plain text]
#pragma once
#if HAVE(IOSURFACE)
#include "ImageBufferBackendHandle.h"
#include <WebCore/GraphicsContext.h>
#include <WebCore/ImageBufferBackend.h>
#include <wtf/IsoMalloc.h>
namespace WebKit {
class ImageBufferShareableIOSurfaceBackend final : public WebCore::ImageBufferBackend {
WTF_MAKE_ISO_ALLOCATED(ImageBufferShareableIOSurfaceBackend);
WTF_MAKE_NONCOPYABLE(ImageBufferShareableIOSurfaceBackend);
public:
static std::unique_ptr<ImageBufferShareableIOSurfaceBackend> create(const Parameters&, ImageBufferBackendHandle);
ImageBufferShareableIOSurfaceBackend(const Parameters& parameters, ImageBufferBackendHandle&& handle)
: ImageBufferBackend(parameters)
, m_handle(WTFMove(handle))
{
}
ImageBufferBackendHandle createImageBufferBackendHandle() const;
WebCore::GraphicsContext& context() const override;
RefPtr<WebCore::NativeImage> copyNativeImage(WebCore::BackingStoreCopy) const override;
RefPtr<WebCore::Image> copyImage(WebCore::BackingStoreCopy, WebCore::PreserveResolution) const override;
void draw(WebCore::GraphicsContext&, const WebCore::FloatRect& destRect, const WebCore::FloatRect& srcRect, const WebCore::ImagePaintingOptions&) override;
void drawPattern(WebCore::GraphicsContext&, const WebCore::FloatRect& destRect, const WebCore::FloatRect& srcRect, const WebCore::AffineTransform& patternTransform, const WebCore::FloatPoint& phase, const WebCore::FloatSize& spacing, const WebCore::ImagePaintingOptions&) override;
String toDataURL(const String& mimeType, Optional<double> quality, WebCore::PreserveResolution) const override;
Vector<uint8_t> toData(const String& mimeType, Optional<double> quality) const override;
Vector<uint8_t> toBGRAData() const override;
RefPtr<WebCore::ImageData> getImageData(WebCore::AlphaPremultiplication outputFormat, const WebCore::IntRect&) const override;
void putImageData(WebCore::AlphaPremultiplication inputFormat, const WebCore::ImageData&, const WebCore::IntRect& srcRect, const WebCore::IntPoint& destPoint, WebCore::AlphaPremultiplication destFormat) override;
static constexpr bool isOriginAtUpperLeftCorner = true;
static constexpr bool canMapBackingStore = false;
static constexpr WebCore::RenderingMode renderingMode = WebCore::RenderingMode::Accelerated;
private:
ImageBufferBackendHandle m_handle;
};
}
#endif // HAVE(IOSURFACE)