17 struct CC_EXPORT DrawProperties {  struct
18   DrawProperties()  in DrawProperties()  function
51   // DrawProperties::opacity may be different than LayerType::opacity,  argument
56   // xxx_is_animating flags are used to indicate whether the DrawProperties  argument
60   bool opacity_is_animating;
61   bool screen_space_opacity_is_animating;
62   bool target_space_transform_is_animating;
63   bool screen_space_transform_is_animating;
66   bool can_use_lcd_text;
69   bool is_clipped;
74   LayerType* render_target;
77   scoped_ptr<typename LayerType::RenderSurfaceType> render_surface;
80   gfx::Rect visible_content_rect;
84   gfx::Rect drawable_content_rect;
111   // lets us avoid work in CalculateDrawPropertiesInternal -- if none of our  argument
113   bool has_child_with_a_scroll_parent;
117   bool sorted_for_recursion;
122   size_t index_of_first_descendants_addition;
123   size_t num_descendants_added;
124   size_t index_of_first_render_surface_layer_list_addition;
125   size_t num_render_surfaces_added;
134   int last_drawn_render_surface_layer_list_id;
138   float ideal_contents_scale;
142   float maximum_animation_contents_scale;
146   float page_scale_factor;
149   float device_scale_factor;