VR: Rename ContentRectangle to UiElement

chrome/browser/android/vr_shell/ui_scene.h

 // Copyright 2016 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 CHROME_BROWSER_ANDROID_VR_SHELL_UI_SCENE_H_
 #define CHROME_BROWSER_ANDROID_VR_SHELL_UI_SCENE_H_
 
 #include <memory>
 #include <vector>
 
 #include "base/macros.h"
 #include "device/vr/vr_types.h"
 
 namespace base {
 class DictionaryValue;
 class ListValue;
 class TimeTicks;
 }
 
 namespace vr_shell {
 
 class Animation;
-struct ContentRectangle;
+struct UiElement;
 
 class UiScene {
  public:
   enum Command {
     ADD_ELEMENT,
     UPDATE_ELEMENT,
     REMOVE_ELEMENT,
     ADD_ANIMATION,
     REMOVE_ANIMATION,
     CONFIGURE_SCENE,
   };
 
   UiScene();
   virtual ~UiScene();
 
-  void AddUiElement(std::unique_ptr<ContentRectangle> element);
+  void AddUiElement(std::unique_ptr<UiElement> element);
 
   // Add a UI element according to a dictionary passed from the UI HTML.
   void AddUiElementFromDict(const base::DictionaryValue& dict);
 
   // Update an existing element with new properties.
   void UpdateUiElementFromDict(const base::DictionaryValue& dict);
 
   void RemoveUiElement(int element_id);
 
   // Add an animation to the scene, on element |element_id|.
   void AddAnimation(int element_id, std::unique_ptr<Animation> animation);
 
   // Add an animation according to a dictionary passed from the UI HTML.
   void AddAnimationFromDict(const base::DictionaryValue& dict,
                             const base::TimeTicks& current_time);
 
   // Remove |animation_id| from element |element_id|.
   void RemoveAnimation(int element_id, int animation_id);
 
   // Update the positions of all elements in the scene, according to active
   // animations and time.  The units of time are arbitrary, but must match the
   // unit used in animations.
   void UpdateTransforms(const base::TimeTicks& current_time);
 
   // Handle a batch of commands passed from the UI HTML.
   void HandleCommands(std::unique_ptr<base::ListValue> commands,
                       const base::TimeTicks& current_time);
 
-  const std::vector<std::unique_ptr<ContentRectangle>>& GetUiElements() const;
+  const std::vector<std::unique_ptr<UiElement>>& GetUiElements() const;
 
-  ContentRectangle* GetUiElementById(int element_id);
+  UiElement* GetUiElementById(int element_id);
 
-  std::vector<const ContentRectangle*> GetWorldElements() const;
-  std::vector<const ContentRectangle*> GetHeadLockedElements() const;
+  std::vector<const UiElement*> GetWorldElements() const;
+  std::vector<const UiElement*> GetHeadLockedElements() const;
   bool HasVisibleHeadLockedElements() const;
 
   const vr::Colorf& GetBackgroundColor() const;
   float GetBackgroundDistance() const;
   bool GetWebVrRenderingEnabled() const;
 
  private:
-  void ApplyRecursiveTransforms(ContentRectangle* element);
+  void ApplyRecursiveTransforms(UiElement* element);
   void ApplyDictToElement(const base::DictionaryValue& dict,
-                          ContentRectangle* element);
+                          UiElement* element);
 
-  std::vector<std::unique_ptr<ContentRectangle>> ui_elements_;
-  ContentRectangle* content_element_ = nullptr;
+  std::vector<std::unique_ptr<UiElement>> ui_elements_;
+  UiElement* content_element_ = nullptr;
   vr::Colorf background_color_ = {0.1f, 0.1f, 0.1f, 1.0f};
   float background_distance_ = 10.0f;
   bool webvr_rendering_enabled_ = true;
 
   DISALLOW_COPY_AND_ASSIGN(UiScene);
 };
 
 }  // namespace vr_shell
 
 #endif  // CHROME_BROWSER_ANDROID_VR_SHELL_UI_SCENE_H_