#include "wtf/Assertions.h"
#include <string.h>
-namespace WebCore {
+namespace blink {
class PlatformGestureEvent : public PlatformEvent {
public:
, m_globalPosition(globalPosition)
, m_area(area)
{
- ASSERT(type == PlatformEvent::GestureScrollBegin
+ memset(&m_data, 0, sizeof(m_data));
+ if (type == PlatformEvent::GestureScrollBegin
|| type == PlatformEvent::GestureScrollEnd
|| type == PlatformEvent::GestureScrollUpdate
- || type == PlatformEvent::GestureScrollUpdateWithoutPropagation);
- memset(&m_data, 0, sizeof(m_data));
- m_data.m_scrollUpdate.m_deltaX = deltaX;
- m_data.m_scrollUpdate.m_deltaY = deltaY;
- m_data.m_scrollUpdate.m_velocityX = velocityX;
- m_data.m_scrollUpdate.m_velocityY = velocityY;
+ || type == PlatformEvent::GestureScrollUpdateWithoutPropagation) {
+ m_data.m_scrollUpdate.m_deltaX = deltaX;
+ m_data.m_scrollUpdate.m_deltaY = deltaY;
+ m_data.m_scrollUpdate.m_velocityX = velocityX;
+ m_data.m_scrollUpdate.m_velocityY = velocityY;
+ }
}
const IntPoint& position() const { return m_position; } // PlatformWindow coordinates.
return m_data.m_pinchUpdate.m_scale;
}
+ void applyTouchAdjustment(const IntPoint& adjustedPosition)
+ {
+ // Update the window-relative position of the event so that the node that was
+ // ultimately hit is under this point (i.e. elementFromPoint for the client
+ // co-ordinates in a 'click' event should yield the target). The global
+ // position is intentionally left unmodified because it's intended to reflect
+ // raw co-ordinates unrelated to any content.
+ m_position = adjustedPosition;
+ }
+
+ bool isScrollEvent() const
+ {
+ switch (m_type) {
+ case GestureScrollBegin:
+ case GestureScrollEnd:
+ case GestureScrollUpdate:
+ case GestureScrollUpdateWithoutPropagation:
+ case GestureFlingStart:
+ case GesturePinchBegin:
+ case GesturePinchEnd:
+ case GesturePinchUpdate:
+ return true;
+ case GestureTap:
+ case GestureTapUnconfirmed:
+ case GestureTapDown:
+ case GestureShowPress:
+ case GestureTapDownCancel:
+ case GestureTwoFingerTap:
+ case GestureLongPress:
+ case GestureLongTap:
+ return false;
+ default:
+ ASSERT_NOT_REACHED();
+ return false;
+ }
+ }
+
protected:
IntPoint m_position;
IntPoint m_globalPosition;
} m_data;
};
-} // namespace WebCore
+} // namespace blink
#endif // PlatformGestureEvent_h