WebCompositorInputHandlerImpl.h [plain text]
#ifndef WebCompositorInputHandlerImpl_h
#define WebCompositorInputHandlerImpl_h
#include "WebActiveWheelFlingParameters.h"
#include "WebCompositor.h"
#include "WebCompositorInputHandler.h"
#include "WebInputEvent.h"
#include "cc/CCGestureCurve.h"
#include "cc/CCInputHandler.h"
#include <wtf/HashSet.h>
#include <wtf/Noncopyable.h>
#include <wtf/OwnPtr.h>
namespace WTF {
class Mutex;
}
namespace WebCore {
class IntPoint;
class CCGestureCurveTarget;
class CCInputHandlerClient;
class CCThread;
}
namespace WebKit {
class WebCompositorInputHandlerClient;
class WebCompositorInputHandlerImpl : public WebCompositorInputHandler, public WebCore::CCInputHandler, public WebCore::CCGestureCurveTarget {
WTF_MAKE_NONCOPYABLE(WebCompositorInputHandlerImpl);
public:
static PassOwnPtr<WebCompositorInputHandlerImpl> create(WebCore::CCInputHandlerClient*);
static WebCompositorInputHandler* fromIdentifier(int identifier);
virtual ~WebCompositorInputHandlerImpl();
virtual void setClient(WebCompositorInputHandlerClient*);
virtual void handleInputEvent(const WebInputEvent&);
virtual int identifier() const;
virtual void animate(double monotonicTime);
virtual void scrollBy(const WebCore::IntPoint&);
private:
explicit WebCompositorInputHandlerImpl(WebCore::CCInputHandlerClient*);
enum EventDisposition { DidHandle, DidNotHandle, DropEvent };
EventDisposition handleInputEventInternal(const WebInputEvent&);
EventDisposition handleGestureFling(const WebGestureEvent&);
bool cancelCurrentFling();
OwnPtr<WebCore::CCActiveGestureAnimation> m_wheelFlingAnimation;
WebActiveWheelFlingParameters m_wheelFlingParameters;
WebCompositorInputHandlerClient* m_client;
int m_identifier;
WebCore::CCInputHandlerClient* m_inputHandlerClient;
#ifndef NDEBUG
bool m_expectScrollUpdateEnd;
bool m_expectPinchUpdateEnd;
#endif
bool m_gestureScrollStarted;
static int s_nextAvailableIdentifier;
static HashSet<WebCompositorInputHandlerImpl*>* s_compositors;
};
}
#endif // WebCompositorImpl_h