#pragma once
#include "Color.h"
#include "IntSize.h"
#include "PlatformImage.h"
#include "RenderingResourceIdentifier.h"
#include <wtf/HashMap.h>
#include <wtf/HashSet.h>
#include <wtf/RefCounted.h>
#include <wtf/WeakPtr.h>
namespace WebCore {
class NativeImage : public RefCounted<NativeImage>, public CanMakeWeakPtr<NativeImage> {
WTF_MAKE_FAST_ALLOCATED;
public:
class Observer {
public:
virtual ~Observer() = default;
virtual void releaseNativeImage(RenderingResourceIdentifier) = 0;
protected:
Observer() = default;
};
static WEBCORE_EXPORT RefPtr<NativeImage> create(PlatformImagePtr&&, RenderingResourceIdentifier = RenderingResourceIdentifier::generate());
WEBCORE_EXPORT ~NativeImage();
const PlatformImagePtr& platformImage() const { return m_platformImage; }
RenderingResourceIdentifier renderingResourceIdentifier() const { return m_renderingResourceIdentifier; }
WEBCORE_EXPORT IntSize size() const;
bool hasAlpha() const;
Color singlePixelSolidColor() const;
void addObserver(Observer& observer) { m_observers.add(&observer); }
void removeObserver(Observer& observer) { m_observers.remove(&observer); }
void clearSubimages();
private:
NativeImage(PlatformImagePtr&&);
NativeImage(PlatformImagePtr&&, RenderingResourceIdentifier);
PlatformImagePtr m_platformImage;
HashSet<Observer*> m_observers;
RenderingResourceIdentifier m_renderingResourceIdentifier;
};
using NativeImageHashMap = HashMap<RenderingResourceIdentifier, Ref<NativeImage>>;
}