HUD: Show first paint invalidation in red

cc/layers/layer_impl.h

 // Copyright 2011 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 CC_LAYERS_LAYER_IMPL_H_
 #define CC_LAYERS_LAYER_IMPL_H_
 
 #include <set>
 #include <string>
+#include <vector>
 
 #include "base/logging.h"
 #include "base/memory/scoped_ptr.h"
 #include "base/values.h"
 #include "cc/animation/animation_delegate.h"
 #include "cc/animation/layer_animation_controller.h"
 #include "cc/animation/layer_animation_value_observer.h"
 #include "cc/animation/layer_animation_value_provider.h"
 #include "cc/base/cc_export.h"
 #include "cc/base/region.h"
 #include "cc/base/scoped_ptr_vector.h"
+#include "cc/debug/layer_debug_info.h"
 #include "cc/input/input_handler.h"
 #include "cc/layers/draw_properties.h"
+#include "cc/layers/layer_client.h"
 #include "cc/layers/layer_lists.h"
 #include "cc/layers/layer_position_constraint.h"
 #include "cc/layers/render_surface_impl.h"
 #include "cc/output/filter_operations.h"
 #include "cc/quads/shared_quad_state.h"
 #include "cc/resources/resource_provider.h"
 #include "skia/ext/refptr.h"
 #include "third_party/skia/include/core/SkColor.h"
 #include "third_party/skia/include/core/SkImageFilter.h"
 #include "third_party/skia/include/core/SkPicture.h"
 #include "ui/gfx/point3_f.h"
 #include "ui/gfx/rect.h"
 #include "ui/gfx/rect_f.h"
 #include "ui/gfx/transform.h"
 
 namespace base {
 namespace debug {
 class ConvertableToTraceFormat;
 class TracedValue;
 }
 
 class DictionaryValue;
 }
 
 namespace cc {
 
+struct DebugRect;
 class LayerTreeHostImpl;
 class LayerTreeImpl;
 class MicroBenchmarkImpl;
 class Occlusion;
 template <typename LayerType>
 class OcclusionTracker;
 class RenderPass;
 class RenderPassId;
 class Renderer;
 class ScrollbarAnimationController;
@@ skipping 403 matching lines @@
   const gfx::Transform& transform() const { return transform_; }
   bool TransformIsAnimating() const;
   bool TransformIsAnimatingOnImplOnly() const;
   void SetTransformAndInvertibility(const gfx::Transform& transform,
                                     bool transform_is_invertible);
   bool transform_is_invertible() const { return transform_is_invertible_; }
 
   // Note this rect is in layer space (not content space).
   void SetUpdateRect(const gfx::RectF& update_rect);
 
+  virtual bool GetDetailedPaintRects(std::vector<DebugRect>*);
+
   const gfx::RectF& update_rect() const { return update_rect_; }
 
   void AddDamageRect(const gfx::RectF& damage_rect);
 
   const gfx::RectF& damage_rect() const { return damage_rect_; }
 
   virtual base::DictionaryValue* LayerTreeAsJson() const;
 
   void SetStackingOrderChanged(bool stacking_order_changed);
 
@@ skipping 53 matching lines @@
     return needs_push_properties() || descendant_needs_push_properties();
   }
 
   bool needs_push_properties() const { return needs_push_properties_; }
   bool descendant_needs_push_properties() const {
     return num_dependents_need_push_properties_ > 0;
   }
 
   virtual void RunMicroBenchmark(MicroBenchmarkImpl* benchmark);
 
-  virtual void SetDebugInfo(
-      scoped_refptr<base::debug::ConvertableToTraceFormat> other);
+  virtual void SetDebugInfo(scoped_refptr<LayerDebugInfo> other);
+  scoped_refptr<LayerDebugInfo> debug_info() const { return debug_info_; }
 
   bool IsDrawnRenderSurfaceLayerListMember() const;
 
   void Set3dSortingContextId(int id);
   int sorting_context_id() { return sorting_context_id_; }
 
  protected:
   LayerImpl(LayerTreeImpl* layer_impl, int id);
 
   // Get the color and size of the layer's debug border.
@@ skipping 73 matching lines @@
   bool draw_checkerboard_for_missing_tiles_ : 1;
   bool draws_content_ : 1;
   bool hide_layer_and_subtree_ : 1;
   bool force_render_surface_ : 1;
 
   // Cache transform_'s invertibility.
   bool transform_is_invertible_ : 1;
 
   // Set for the layer that other layers are fixed to.
   bool is_container_for_fixed_position_layers_ : 1;
+
   Region non_fast_scrollable_region_;
   Region touch_event_handler_region_;
   SkColor background_color_;
 
   float opacity_;
   SkXfermode::Mode blend_mode_;
   gfx::PointF position_;
   gfx::Transform transform_;
 
   LayerPositionConstraint position_constraint_;
@@ skipping 46 matching lines @@
   scoped_ptr<ScrollbarAnimationController> scrollbar_animation_controller_;
 
   scoped_ptr<ScrollbarSet> scrollbars_;
 
   ScopedPtrVector<CopyOutputRequest> copy_requests_;
 
   // Group of properties that need to be computed based on the layer tree
   // hierarchy before layers can be drawn.
   DrawProperties<LayerImpl> draw_properties_;
 
-  scoped_refptr<base::debug::ConvertableToTraceFormat> debug_info_;
+  scoped_refptr<LayerDebugInfo> debug_info_;
 
   DISALLOW_COPY_AND_ASSIGN(LayerImpl);
 };
 
 }  // namespace cc
 
 #endif  // CC_LAYERS_LAYER_IMPL_H_