cc/quads/checkerboard_draw_quad.cc

   1 // Copyright 2012 The Chromium Authors. All rights reserved.
   2 // Use of this source code is governed by a BSD-style license that can be
   3 // found in the LICENSE file.
   4
   5 #include "cc/quads/checkerboard_draw_quad.h"
   6
   7 #include "base/logging.h"
   8 #include "base/trace_event/trace_event_argument.h"
   9 #include "base/values.h"
  10
  11 namespace cc {
  12
  13 CheckerboardDrawQuad::CheckerboardDrawQuad() : color(0), scale(0.f) {
  14 }
  15
  16 void CheckerboardDrawQuad::SetNew(const SharedQuadState* shared_quad_state,
  17                                   const gfx::Rect& rect,
  18                                   const gfx::Rect& visible_rect,
  19                                   SkColor color,
  20                                   float scale) {
  21   gfx::Rect opaque_rect = SkColorGetA(color) == 255 ? rect : gfx::Rect();
  22   bool needs_blending = false;
  23   DrawQuad::SetAll(shared_quad_state, DrawQuad::CHECKERBOARD, rect, opaque_rect,
  24                    visible_rect, needs_blending);
  25   this->color = color;
  26   this->scale = scale;
  27 }
  28
  29 void CheckerboardDrawQuad::SetAll(const SharedQuadState* shared_quad_state,
  30                                   const gfx::Rect& rect,
  31                                   const gfx::Rect& opaque_rect,
  32                                   const gfx::Rect& visible_rect,
  33                                   bool needs_blending,
  34                                   SkColor color,
  35                                   float scale) {
  36   DrawQuad::SetAll(shared_quad_state, DrawQuad::CHECKERBOARD, rect, opaque_rect,
  37                    visible_rect, needs_blending);
  38   this->color = color;
  39   this->scale = scale;
  40 }
  41
  42 void CheckerboardDrawQuad::IterateResources(
  43     const ResourceIteratorCallback& callback) {}
  44
  45 const CheckerboardDrawQuad* CheckerboardDrawQuad::MaterialCast(
  46     const DrawQuad* quad) {
  47   DCHECK(quad->material == DrawQuad::CHECKERBOARD);
  48   return static_cast<const CheckerboardDrawQuad*>(quad);
  49 }
  50
  51 void CheckerboardDrawQuad::ExtendValue(
  52     base::trace_event::TracedValue* value) const {
  53   value->SetInteger("color", color);
  54   value->SetDouble("scale", scale);
  55 }
  56
  57 }  // namespace cc