[vr] Add incognito coloring

chrome/browser/android/vr_shell/textures/ui_texture.h

 // Copyright 2017 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_TEXTURES_UI_TEXTURE_H_
 #define CHROME_BROWSER_ANDROID_VR_SHELL_TEXTURES_UI_TEXTURE_H_
 
 #include <memory>
 #include <vector>
 
 #include "base/macros.h"
 #include "base/strings/string16.h"
+#include "chrome/browser/android/vr_shell/color_scheme.h"
 #include "third_party/skia/include/core/SkColor.h"
 #include "ui/gfx/geometry/rect.h"
 #include "ui/gfx/geometry/size.h"
 #include "ui/gfx/geometry/size_f.h"
 
 class SkCanvas;
 
 namespace gfx {
 
 class FontList;
 class PointF;
 class RenderText;
 
 }  // namespace gfx
 
 namespace vr_shell {
 
 class UiTexture {
  public:
   UiTexture();
   virtual ~UiTexture();
 
   void DrawAndLayout(SkCanvas* canvas, const gfx::Size& texture_size);
   virtual gfx::Size GetPreferredTextureSize(int maximum_width) const = 0;
   virtual gfx::SizeF GetDrawnSize() const = 0;
   virtual bool HitTest(const gfx::PointF& point) const;
 
   bool dirty() const { return dirty_; }
 
+  void SetMode(ColorScheme::Mode mode);
+
  protected:
   enum TextAlignment {
     kTextAlignmentNone,
     kTextAlignmentLeft,
     kTextAlignmentCenter,
     kTextAlignmentRight,
   };
 
   enum WrappingBehavior {
     kWrappingBehaviorWrap,
     kWrappingBehaviorNoWrap,
   };
 
   virtual void Draw(SkCanvas* canvas, const gfx::Size& texture_size) = 0;
 
+  virtual void OnSetMode();
+  ColorScheme::Mode mode() const { return mode_; }
+
   // Prepares a set of RenderText objects with the given color and fonts.
   // Attempts to fit the text within the provided size. |flags| specifies how
   // the text should be rendered. If multiline is requested and provided height
   // is 0, it will be set to the minimum needed to fit the whole text. If
   // multiline is not requested and provided width is 0, it will be set to the
   // minimum needed to fit the whole text.
   static std::vector<std::unique_ptr<gfx::RenderText>> PrepareDrawStringRect(
       const base::string16& text,
       const gfx::FontList& font_list,
       SkColor color,
@@ skipping 11 matching lines @@
 
   static bool IsRTL();
   static gfx::FontList GetDefaultFontList(int size);
   static bool GetFontList(int size,
                           base::string16 text,
                           gfx::FontList* font_list);
   static void SetForceFontFallbackFailureForTesting(bool force);
 
  private:
   bool dirty_ = true;
+  ColorScheme::Mode mode_ = ColorScheme::kModeNormal;
 
   DISALLOW_COPY_AND_ASSIGN(UiTexture);
 };
 
 }  // namespace vr_shell
 
 #endif  // CHROME_BROWSER_ANDROID_VR_SHELL_TEXTURES_UI_TEXTURE_H_