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/texture_draw_quad.h"
6
7#include "base/logging.h"
8#include "base/values.h"
9#include "cc/base/math_util.h"
10#include "ui/gfx/vector2d_f.h"
11
12namespace cc {
13
14TextureDrawQuad::TextureDrawQuad()
15    : resource_id(0),
16      premultiplied_alpha(false),
17      background_color(SK_ColorTRANSPARENT),
18      flipped(false) {
19  this->vertex_opacity[0] = 0.f;
20  this->vertex_opacity[1] = 0.f;
21  this->vertex_opacity[2] = 0.f;
22  this->vertex_opacity[3] = 0.f;
23}
24
25scoped_ptr<TextureDrawQuad> TextureDrawQuad::Create() {
26  return make_scoped_ptr(new TextureDrawQuad);
27}
28
29void TextureDrawQuad::SetNew(const SharedQuadState* shared_quad_state,
30                             const gfx::Rect& rect,
31                             const gfx::Rect& opaque_rect,
32                             const gfx::Rect& visible_rect,
33                             unsigned resource_id,
34                             bool premultiplied_alpha,
35                             const gfx::PointF& uv_top_left,
36                             const gfx::PointF& uv_bottom_right,
37                             SkColor background_color,
38                             const float vertex_opacity[4],
39                             bool flipped) {
40  bool needs_blending = vertex_opacity[0] != 1.0f || vertex_opacity[1] != 1.0f
41      || vertex_opacity[2] != 1.0f || vertex_opacity[3] != 1.0f;
42  DrawQuad::SetAll(shared_quad_state, DrawQuad::TEXTURE_CONTENT, rect,
43                   opaque_rect, visible_rect, needs_blending);
44  this->resource_id = resource_id;
45  this->premultiplied_alpha = premultiplied_alpha;
46  this->uv_top_left = uv_top_left;
47  this->uv_bottom_right = uv_bottom_right;
48  this->background_color = background_color;
49  this->vertex_opacity[0] = vertex_opacity[0];
50  this->vertex_opacity[1] = vertex_opacity[1];
51  this->vertex_opacity[2] = vertex_opacity[2];
52  this->vertex_opacity[3] = vertex_opacity[3];
53  this->flipped = flipped;
54}
55
56void TextureDrawQuad::SetAll(const SharedQuadState* shared_quad_state,
57                             const gfx::Rect& rect,
58                             const gfx::Rect& opaque_rect,
59                             const gfx::Rect& visible_rect, bool needs_blending,
60                             unsigned resource_id, bool premultiplied_alpha,
61                             const gfx::PointF& uv_top_left,
62                             const gfx::PointF& uv_bottom_right,
63                             SkColor background_color,
64                             const float vertex_opacity[4],
65                             bool flipped) {
66  DrawQuad::SetAll(shared_quad_state, DrawQuad::TEXTURE_CONTENT, rect,
67                   opaque_rect, visible_rect, needs_blending);
68  this->resource_id = resource_id;
69  this->premultiplied_alpha = premultiplied_alpha;
70  this->uv_top_left = uv_top_left;
71  this->uv_bottom_right = uv_bottom_right;
72  this->background_color = background_color;
73  this->vertex_opacity[0] = vertex_opacity[0];
74  this->vertex_opacity[1] = vertex_opacity[1];
75  this->vertex_opacity[2] = vertex_opacity[2];
76  this->vertex_opacity[3] = vertex_opacity[3];
77  this->flipped = flipped;
78}
79
80void TextureDrawQuad::IterateResources(
81    const ResourceIteratorCallback& callback) {
82  resource_id = callback.Run(resource_id);
83}
84
85const TextureDrawQuad* TextureDrawQuad::MaterialCast(const DrawQuad* quad) {
86  DCHECK(quad->material == DrawQuad::TEXTURE_CONTENT);
87  return static_cast<const TextureDrawQuad*>(quad);
88}
89
90void TextureDrawQuad::ExtendValue(base::DictionaryValue* value) const {
91  value->SetInteger("resource_id", resource_id);
92  value->SetBoolean("premultiplied_alpha", premultiplied_alpha);
93  value->Set("uv_top_left", MathUtil::AsValue(uv_top_left).release());
94  value->Set("uv_bottom_right", MathUtil::AsValue(uv_bottom_right).release());
95  value->SetInteger("background_color", background_color);
96  scoped_ptr<base::ListValue> vertex_opacity_value(new base::ListValue);
97  for (size_t i = 0; i < 4; ++i)
98    vertex_opacity_value->AppendDouble(vertex_opacity[i]);
99  value->Set("vertex_opacity", vertex_opacity_value.release());
100  value->SetBoolean("flipped", flipped);
101}
102
103}  // namespace cc
104