#include "base/basictypes.h"
#include "base/containers/stack_container.h"
+#include "base/memory/scoped_vector.h"
#include "ui/events/gesture_detection/gesture_detection_export.h"
#include "ui/events/gesture_detection/motion_event.h"
struct GESTURE_DETECTION_EXPORT PointerProperties {
PointerProperties();
- PointerProperties(float x, float y);
+ PointerProperties(float x, float y, float touch_major);
+ PointerProperties(const MotionEvent& event, size_t pointer_index);
int id;
MotionEvent::ToolType tool_type;
const PointerProperties& pointer);
MotionEventGeneric(const MotionEventGeneric& other);
- virtual ~MotionEventGeneric();
+ ~MotionEventGeneric() override;
// MotionEvent implementation.
- virtual int GetId() const OVERRIDE;
- virtual Action GetAction() const OVERRIDE;
- virtual int GetActionIndex() const OVERRIDE;
- virtual size_t GetPointerCount() const OVERRIDE;
- virtual int GetPointerId(size_t pointer_index) const OVERRIDE;
- virtual float GetX(size_t pointer_index) const OVERRIDE;
- virtual float GetY(size_t pointer_index) const OVERRIDE;
- virtual float GetRawX(size_t pointer_index) const OVERRIDE;
- virtual float GetRawY(size_t pointer_index) const OVERRIDE;
- virtual float GetTouchMajor(size_t pointer_index) const OVERRIDE;
- virtual float GetTouchMinor(size_t pointer_index) const OVERRIDE;
- virtual float GetOrientation(size_t pointer_index) const OVERRIDE;
- virtual float GetPressure(size_t pointer_index) const OVERRIDE;
- virtual ToolType GetToolType(size_t pointer_index) const OVERRIDE;
- virtual int GetButtonState() const OVERRIDE;
- virtual int GetFlags() const OVERRIDE;
- virtual base::TimeTicks GetEventTime() const OVERRIDE;
- virtual scoped_ptr<MotionEvent> Clone() const OVERRIDE;
- virtual scoped_ptr<MotionEvent> Cancel() const OVERRIDE;
+ int GetId() const override;
+ Action GetAction() const override;
+ int GetActionIndex() const override;
+ size_t GetPointerCount() const override;
+ int GetPointerId(size_t pointer_index) const override;
+ float GetX(size_t pointer_index) const override;
+ float GetY(size_t pointer_index) const override;
+ float GetRawX(size_t pointer_index) const override;
+ float GetRawY(size_t pointer_index) const override;
+ float GetTouchMajor(size_t pointer_index) const override;
+ float GetTouchMinor(size_t pointer_index) const override;
+ float GetOrientation(size_t pointer_index) const override;
+ float GetPressure(size_t pointer_index) const override;
+ ToolType GetToolType(size_t pointer_index) const override;
+ int GetButtonState() const override;
+ int GetFlags() const override;
+ base::TimeTicks GetEventTime() const override;
+ size_t GetHistorySize() const override;
+ base::TimeTicks GetHistoricalEventTime(
+ size_t historical_index) const override;
+ float GetHistoricalTouchMajor(size_t pointer_index,
+ size_t historical_index) const override;
+ float GetHistoricalX(size_t pointer_index,
+ size_t historical_index) const override;
+ float GetHistoricalY(size_t pointer_index,
+ size_t historical_index) const override;
void PushPointer(const PointerProperties& pointer);
+ // Add an event to the history. |this| and |event| must have the same pointer
+ // count and must both have an action of ACTION_MOVE.
+ void PushHistoricalEvent(scoped_ptr<MotionEvent> event);
+
void set_action(Action action) { action_ = action; }
void set_event_time(base::TimeTicks event_time) { event_time_ = event_time; }
void set_id(int id) { id_ = id; }
void set_button_state(int button_state) { button_state_ = button_state; }
void set_flags(int flags) { flags_ = flags; }
+ static scoped_ptr<MotionEventGeneric> CloneEvent(const MotionEvent& event);
+ static scoped_ptr<MotionEventGeneric> CancelEvent(const MotionEvent& event);
+
protected:
MotionEventGeneric();
+ MotionEventGeneric(const MotionEvent& event, bool with_history);
+ MotionEventGeneric& operator=(const MotionEventGeneric& other);
void PopPointer();
int button_state_;
int flags_;
base::StackVector<PointerProperties, kTypicalMaxPointerCount> pointers_;
+ ScopedVector<MotionEvent> historical_events_;
};
} // namespace ui