Add tilt_x and tilt_y to ppapi touchpoint.

ppapi/shared_impl/ppb_input_event_shared.h

 // Copyright (c) 2012 The Chromium Authors. All rights reserved.
 // Use of this source code is governed by a BSD-style license that can be
 // found in the LICENSE file.
 
 #ifndef PPAPI_SHARED_IMPL_PPB_INPUT_EVENT_SHARED_H_
 #define PPAPI_SHARED_IMPL_PPB_INPUT_EVENT_SHARED_H_
 
 #include <stdint.h>
 
 #include <string>
 #include <vector>
 
 #include "base/compiler_specific.h"
 #include "base/macros.h"
 #include "ppapi/c/ppb_input_event.h"
 #include "ppapi/shared_impl/resource.h"
 #include "ppapi/thunk/ppb_input_event_api.h"
 
 namespace ppapi {
 
+struct TouchPointWithTilt {
+  PP_TouchPoint touch;
+  PP_FloatPoint tilt;
+};
+
 // IF YOU ADD STUFF TO THIS CLASS
 // ==============================
 // Be sure to add it to the STRUCT_TRAITS at the top of ppapi_messages.h
 struct PPAPI_SHARED_EXPORT InputEventData {
   InputEventData();
   ~InputEventData();
 
   // Internal-only value. Set to true when this input event is filtered, that
   // is, should be delivered synchronously. This is used by the proxy.
   bool is_filtered;
@@ skipping 17 matching lines @@
   // http://www.w3.org/TR/uievents/
   std::string code;
 
   std::string character_text;
 
   std::vector<uint32_t> composition_segment_offsets;
   int32_t composition_target_segment;
   uint32_t composition_selection_start;
   uint32_t composition_selection_end;
 
-  std::vector<PP_TouchPoint> touches;
-  std::vector<PP_TouchPoint> changed_touches;
-  std::vector<PP_TouchPoint> target_touches;
+  std::vector<TouchPointWithTilt> touches;
+  std::vector<TouchPointWithTilt> changed_touches;
+  std::vector<TouchPointWithTilt> target_touches;
 };
 
 // This simple class implements the PPB_InputEvent_API in terms of the
 // shared InputEventData structure
 class PPAPI_SHARED_EXPORT PPB_InputEvent_Shared
     : public Resource,
       public thunk::PPB_InputEvent_API {
  public:
   PPB_InputEvent_Shared(ResourceObjectType type,
                         PP_Instance instance,
@@ skipping 19 matching lines @@
   PP_Var GetCode() override;
   uint32_t GetIMESegmentNumber() override;
   uint32_t GetIMESegmentOffset(uint32_t index) override;
   int32_t GetIMETargetSegment() override;
   void GetIMESelection(uint32_t* start, uint32_t* end) override;
   void AddTouchPoint(PP_TouchListType list,
                      const PP_TouchPoint& point) override;
   uint32_t GetTouchCount(PP_TouchListType list) override;
   PP_TouchPoint GetTouchByIndex(PP_TouchListType list, uint32_t index) override;
   PP_TouchPoint GetTouchById(PP_TouchListType list, uint32_t id) override;
+  PP_FloatPoint GetTouchTiltByIndex(PP_TouchListType list,
+                                    uint32_t index) override;
+  PP_FloatPoint GetTouchTiltById(PP_TouchListType list, uint32_t id) override;
 
   // Implementations for event creation.
   static PP_Resource CreateIMEInputEvent(ResourceObjectType type,
                                          PP_Instance instance,
                                          PP_InputEvent_Type event_type,
                                          PP_TimeTicks time_stamp,
                                          struct PP_Var text,
                                          uint32_t segment_number,
                                          const uint32_t* segment_offsets,
                                          int32_t target_segment,
@@ skipping 24 matching lines @@
                                            const PP_FloatPoint* wheel_delta,
                                            const PP_FloatPoint* wheel_ticks,
                                            PP_Bool scroll_by_page);
   static PP_Resource CreateTouchInputEvent(ResourceObjectType type,
                                            PP_Instance instance,
                                            PP_InputEvent_Type event_type,
                                            PP_TimeTicks time_stamp,
                                            uint32_t modifiers);
 
  private:
+  std::vector<TouchPointWithTilt>* GetTouchListByType(PP_TouchListType type);
+
   InputEventData data_;
 
   DISALLOW_IMPLICIT_CONSTRUCTORS(PPB_InputEvent_Shared);
 };
 
 }  // namespace ppapi
 
 #endif  // PPAPI_SHARED_IMPL_PPB_INPUT_EVENT_SHARED_H_