Completed webkit radiusX, radiusY and rotationAngle handling.

ui/events/gesture_detection/motion_event.h

Index: ui/events/gesture_detection/motion_event.h
diff --git a/ui/events/gesture_detection/motion_event.h b/ui/events/gesture_detection/motion_event.h
index c2e0562a591af58f8832b5210f0171b9b3f16dbf..bb981ef45abe6edac638746f652476e10ffe0b9b 100644
--- a/ui/events/gesture_detection/motion_event.h
+++ b/ui/events/gesture_detection/motion_event.h
@@ -58,6 +58,8 @@ class GESTURE_DETECTION_EXPORT MotionEvent {
   virtual float GetRawX(size_t pointer_index) const = 0;
   virtual float GetRawY(size_t pointer_index) const = 0;
   virtual float GetTouchMajor(size_t pointer_index) const = 0;
+  virtual float GetTouchMinor(size_t pointer_index) const = 0;
+  virtual float GetOrientation(size_t pointer_index) const = 0;
   virtual float GetPressure(size_t pointer_index) const = 0;
   virtual ToolType GetToolType(size_t pointer_index) const = 0;
   virtual int GetButtonState() const = 0;
@@ -68,6 +70,10 @@ class GESTURE_DETECTION_EXPORT MotionEvent {
   virtual base::TimeTicks GetHistoricalEventTime(size_t historical_index) const;
   virtual float GetHistoricalTouchMajor(size_t pointer_index,
                                         size_t historical_index) const;
+  virtual float GetHistoricalTouchMinor(size_t pointer_index,
+                                        size_t historical_index) const;
+  virtual float GetHistoricalOrientation(size_t pointer_index,
+                                        size_t historical_index) const;
   virtual float GetHistoricalX(size_t pointer_index,
                                size_t historical_index) const;
   virtual float GetHistoricalY(size_t pointer_index,
@@ -76,14 +82,20 @@ class GESTURE_DETECTION_EXPORT MotionEvent {
   virtual scoped_ptr<MotionEvent> Clone() const = 0;
   virtual scoped_ptr<MotionEvent> Cancel() const = 0;
 
-  // Utility accessor methods for convenience.
   float GetX() const { return GetX(0); }
   float GetY() const { return GetY(0); }
   float GetRawX() const { return GetRawX(0); }
   float GetRawY() const { return GetRawY(0); }
   float GetRawOffsetX() const { return GetRawX() - GetX(); }
   float GetRawOffsetY() const { return GetRawY() - GetY(); }
+
   float GetTouchMajor() const { return GetTouchMajor(0); }
+  float GetTouchMinor() const { return GetTouchMinor(0); }
+
+  // Returns the orientation of the major axis closkwise from vertical, in

[jdduke (slow), 2014/08/28 15:31:57]

clockwise

[mustaq, 2014/08/28 21:56:02]

Done.

+  // radians. The return value lies in [-PI/2, PI/2].
+  float GetOrientation() const { return GetOrientation(0); }
+
   float GetPressure() const { return GetPressure(0); }
   ToolType GetToolType() const { return GetToolType(0); }