DisplayListImageBuffer.h [plain text]
#pragma once
#include "ConcreteImageBuffer.h"
#include "DisplayListDrawingContext.h"
namespace WebCore {
namespace DisplayList {
template<typename BackendType>
class ImageBuffer : public ConcreteImageBuffer<BackendType>, public Recorder::Observer {
using BaseConcreteImageBuffer = ConcreteImageBuffer<BackendType>;
public:
static auto create(const FloatSize& size, float resolutionScale, ColorSpace colorSpace, const HostWindow* hostWindow)
{
return BaseConcreteImageBuffer::template create<ImageBuffer>(size, resolutionScale, colorSpace, hostWindow, size);
}
static auto create(const FloatSize& size, const GraphicsContext& context)
{
return BaseConcreteImageBuffer::template create<ImageBuffer>(size, context, size);
}
ImageBuffer(std::unique_ptr<BackendType>&& dataBackend, const FloatSize& size)
: BaseConcreteImageBuffer(WTFMove(dataBackend))
, m_drawingContext(size, this)
{
}
ImageBuffer(const FloatSize& size)
: m_drawingContext(size, this)
{
}
~ImageBuffer()
{
flushDrawingContext();
}
GraphicsContext& context() const override
{
return m_drawingContext.context();
}
DrawingContext* drawingContext() override { return &m_drawingContext; }
void flushDrawingContext() override
{
m_drawingContext.replayDisplayList(BaseConcreteImageBuffer::context());
}
DrawingContext m_drawingContext;
};
} }