Initial import.

1 files changed, 186 insertions, 0 deletions

diff --git a/chromium/cc/layers/render_surface_impl.h b/chromium/cc/layers/render_surface_impl.h
new file mode 100644
index 00000000000..f887a659394
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+++ b/chromium/cc/layers/render_surface_impl.h
@@ -0,0 +1,186 @@
+// 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_RENDER_SURFACE_IMPL_H_
+#define CC_LAYERS_RENDER_SURFACE_IMPL_H_
+
+#include <string>
+#include <vector>
+
+#include "base/basictypes.h"
+#include "base/memory/scoped_ptr.h"
+#include "cc/base/cc_export.h"
+#include "cc/layers/layer_lists.h"
+#include "cc/quads/render_pass.h"
+#include "cc/quads/shared_quad_state.h"
+#include "ui/gfx/rect.h"
+#include "ui/gfx/rect_f.h"
+#include "ui/gfx/transform.h"
+
+namespace cc {
+
+class DamageTracker;
+class DelegatedRendererLayerImpl;
+class QuadSink;
+class RenderPassSink;
+class LayerImpl;
+
+struct AppendQuadsData;
+
+class CC_EXPORT RenderSurfaceImpl {
+ public:
+  explicit RenderSurfaceImpl(LayerImpl* owning_layer);
+  virtual ~RenderSurfaceImpl();
+
+  std::string Name() const;
+
+  gfx::PointF ContentRectCenter() const {
+    return gfx::RectF(content_rect_).CenterPoint();
+  }
+
+  // Returns the rect that encloses the RenderSurfaceImpl including any
+  // reflection.
+  gfx::RectF DrawableContentRect() const;
+
+  void SetDrawOpacity(float opacity) { draw_opacity_ = opacity; }
+  float draw_opacity() const { return draw_opacity_; }
+
+  void SetNearestAncestorThatMovesPixels(RenderSurfaceImpl* surface) {
+    nearest_ancestor_that_moves_pixels_ = surface;
+  }
+  const RenderSurfaceImpl* nearest_ancestor_that_moves_pixels() const {
+    return nearest_ancestor_that_moves_pixels_;
+  }
+
+  void SetDrawOpacityIsAnimating(bool draw_opacity_is_animating) {
+    draw_opacity_is_animating_ = draw_opacity_is_animating;
+  }
+  bool draw_opacity_is_animating() const { return draw_opacity_is_animating_; }
+
+  void SetDrawTransform(const gfx::Transform& draw_transform) {
+    draw_transform_ = draw_transform;
+  }
+  const gfx::Transform& draw_transform() const { return draw_transform_; }
+
+  void SetScreenSpaceTransform(const gfx::Transform& screen_space_transform) {
+    screen_space_transform_ = screen_space_transform;
+  }
+  const gfx::Transform& screen_space_transform() const {
+    return screen_space_transform_;
+  }
+
+  void SetReplicaDrawTransform(const gfx::Transform& replica_draw_transform) {
+    replica_draw_transform_ = replica_draw_transform;
+  }
+  const gfx::Transform& replica_draw_transform() const {
+    return replica_draw_transform_;
+  }
+
+  void SetReplicaScreenSpaceTransform(
+      const gfx::Transform& replica_screen_space_transform) {
+    replica_screen_space_transform_ = replica_screen_space_transform;
+  }
+  const gfx::Transform& replica_screen_space_transform() const {
+    return replica_screen_space_transform_;
+  }
+
+  void SetTargetSurfaceTransformsAreAnimating(bool animating) {
+    target_surface_transforms_are_animating_ = animating;
+  }
+  bool target_surface_transforms_are_animating() const {
+    return target_surface_transforms_are_animating_;
+  }
+  void SetScreenSpaceTransformsAreAnimating(bool animating) {
+    screen_space_transforms_are_animating_ = animating;
+  }
+  bool screen_space_transforms_are_animating() const {
+    return screen_space_transforms_are_animating_;
+  }
+
+  void SetIsClipped(bool is_clipped) { is_clipped_ = is_clipped; }
+  bool is_clipped() const { return is_clipped_; }
+
+  void SetClipRect(gfx::Rect clip_rect);
+  gfx::Rect clip_rect() const { return clip_rect_; }
+
+  // When false, the RenderSurface does not contribute to another target
+  // RenderSurface that is being drawn for the current frame. It could still be
+  // drawn to as a target, but its output will not be a part of any other
+  // surface.
+  bool contributes_to_drawn_surface() const {
+    return contributes_to_drawn_surface_;
+  }
+  void set_contributes_to_drawn_surface(bool contributes_to_drawn_surface) {
+    contributes_to_drawn_surface_ = contributes_to_drawn_surface;
+  }
+
+  bool ContentsChanged() const;
+
+  void SetContentRect(gfx::Rect content_rect);
+  gfx::Rect content_rect() const { return content_rect_; }
+
+  LayerImplList& layer_list() { return layer_list_; }
+  void AddContributingDelegatedRenderPassLayer(LayerImpl* layer);
+  void ClearLayerLists();
+
+  int OwningLayerId() const;
+
+  void ResetPropertyChangedFlag() { surface_property_changed_ = false; }
+  bool SurfacePropertyChanged() const;
+  bool SurfacePropertyChangedOnlyFromDescendant() const;
+
+  DamageTracker* damage_tracker() const { return damage_tracker_.get(); }
+
+  RenderPass::Id RenderPassId();
+
+  void AppendRenderPasses(RenderPassSink* pass_sink);
+  void AppendQuads(QuadSink* quad_sink,
+                   AppendQuadsData* append_quads_data,
+                   bool for_replica,
+                   RenderPass::Id render_pass_id);
+
+ private:
+  LayerImpl* owning_layer_;
+
+  // Uses this surface's space.
+  gfx::Rect content_rect_;
+  bool surface_property_changed_;
+
+  float draw_opacity_;
+  bool draw_opacity_is_animating_;
+  gfx::Transform draw_transform_;
+  gfx::Transform screen_space_transform_;
+  gfx::Transform replica_draw_transform_;
+  gfx::Transform replica_screen_space_transform_;
+  bool target_surface_transforms_are_animating_;
+  bool screen_space_transforms_are_animating_;
+
+  bool is_clipped_;
+  bool contributes_to_drawn_surface_;
+
+  // Uses the space of the surface's target surface.
+  gfx::Rect clip_rect_;
+
+  LayerImplList layer_list_;
+  std::vector<DelegatedRendererLayerImpl*>
+      contributing_delegated_render_pass_layer_list_;
+
+  // The nearest ancestor target surface that will contain the contents of this
+  // surface, and that is going to move pixels within the surface (such as with
+  // a blur). This can point to itself.
+  RenderSurfaceImpl* nearest_ancestor_that_moves_pixels_;
+
+  scoped_ptr<DamageTracker> damage_tracker_;
+
+  // For LayerIteratorActions
+  int target_render_surface_layer_index_history_;
+  int current_layer_index_history_;
+
+  friend struct LayerIteratorActions;
+
+  DISALLOW_COPY_AND_ASSIGN(RenderSurfaceImpl);
+};
+
+}  // namespace cc
+#endif  // CC_LAYERS_RENDER_SURFACE_IMPL_H_