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1 // Copyright 2013 The Chromium Authors. All rights reserved. | 1 // Copyright 2013 The Chromium Authors. All rights reserved. |
2 // Use of this source code is governed by a BSD-style license that can be | 2 // Use of this source code is governed by a BSD-style license that can be |
3 // found in the LICENSE file. | 3 // found in the LICENSE file. |
4 | 4 |
5 #include "cc/layers/painted_scrollbar_layer_impl.h" | 5 #include "cc/layers/painted_scrollbar_layer_impl.h" |
6 | 6 |
7 #include <algorithm> | 7 #include <algorithm> |
8 | 8 |
9 #include "cc/animation/scrollbar_animation_controller.h" | 9 #include "cc/animation/scrollbar_animation_controller.h" |
10 #include "cc/layers/layer.h" | 10 #include "cc/layers/layer.h" |
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25 new PaintedScrollbarLayerImpl(tree_impl, id, orientation)); | 25 new PaintedScrollbarLayerImpl(tree_impl, id, orientation)); |
26 } | 26 } |
27 | 27 |
28 PaintedScrollbarLayerImpl::PaintedScrollbarLayerImpl( | 28 PaintedScrollbarLayerImpl::PaintedScrollbarLayerImpl( |
29 LayerTreeImpl* tree_impl, | 29 LayerTreeImpl* tree_impl, |
30 int id, | 30 int id, |
31 ScrollbarOrientation orientation) | 31 ScrollbarOrientation orientation) |
32 : ScrollbarLayerImplBase(tree_impl, id, orientation, false, false), | 32 : ScrollbarLayerImplBase(tree_impl, id, orientation, false, false), |
33 track_ui_resource_id_(0), | 33 track_ui_resource_id_(0), |
34 thumb_ui_resource_id_(0), | 34 thumb_ui_resource_id_(0), |
| 35 track_opacity_(1.f), |
| 36 thumb_opacity_(1.f), |
35 internal_contents_scale_(1.f), | 37 internal_contents_scale_(1.f), |
36 thumb_thickness_(0), | 38 thumb_thickness_(0), |
37 thumb_length_(0), | 39 thumb_length_(0), |
38 track_start_(0), | 40 track_start_(0), |
39 track_length_(0) { | 41 track_length_(0) {} |
40 } | |
41 | 42 |
42 PaintedScrollbarLayerImpl::~PaintedScrollbarLayerImpl() {} | 43 PaintedScrollbarLayerImpl::~PaintedScrollbarLayerImpl() {} |
43 | 44 |
44 scoped_ptr<LayerImpl> PaintedScrollbarLayerImpl::CreateLayerImpl( | 45 scoped_ptr<LayerImpl> PaintedScrollbarLayerImpl::CreateLayerImpl( |
45 LayerTreeImpl* tree_impl) { | 46 LayerTreeImpl* tree_impl) { |
46 return PaintedScrollbarLayerImpl::Create(tree_impl, id(), orientation()); | 47 return PaintedScrollbarLayerImpl::Create(tree_impl, id(), orientation()); |
47 } | 48 } |
48 | 49 |
49 void PaintedScrollbarLayerImpl::PushPropertiesTo(LayerImpl* layer) { | 50 void PaintedScrollbarLayerImpl::PushPropertiesTo(LayerImpl* layer) { |
50 ScrollbarLayerImplBase::PushPropertiesTo(layer); | 51 ScrollbarLayerImplBase::PushPropertiesTo(layer); |
51 | 52 |
52 PaintedScrollbarLayerImpl* scrollbar_layer = | 53 PaintedScrollbarLayerImpl* scrollbar_layer = |
53 static_cast<PaintedScrollbarLayerImpl*>(layer); | 54 static_cast<PaintedScrollbarLayerImpl*>(layer); |
54 | 55 |
55 scrollbar_layer->set_internal_contents_scale_and_bounds( | 56 scrollbar_layer->set_internal_contents_scale_and_bounds( |
56 internal_contents_scale_, internal_content_bounds_); | 57 internal_contents_scale_, internal_content_bounds_); |
57 | 58 |
58 scrollbar_layer->SetThumbThickness(thumb_thickness_); | 59 scrollbar_layer->SetThumbThickness(thumb_thickness_); |
59 scrollbar_layer->SetThumbLength(thumb_length_); | 60 scrollbar_layer->SetThumbLength(thumb_length_); |
60 scrollbar_layer->SetTrackStart(track_start_); | 61 scrollbar_layer->SetTrackStart(track_start_); |
61 scrollbar_layer->SetTrackLength(track_length_); | 62 scrollbar_layer->SetTrackLength(track_length_); |
62 | 63 |
63 scrollbar_layer->set_track_ui_resource_id(track_ui_resource_id_); | 64 scrollbar_layer->set_track_ui_resource_id(track_ui_resource_id_); |
64 scrollbar_layer->set_thumb_ui_resource_id(thumb_ui_resource_id_); | 65 scrollbar_layer->set_thumb_ui_resource_id(thumb_ui_resource_id_); |
| 66 |
| 67 scrollbar_layer->set_track_opacity(track_opacity_); |
| 68 scrollbar_layer->set_thumb_opacity(thumb_opacity_); |
65 } | 69 } |
66 | 70 |
67 bool PaintedScrollbarLayerImpl::WillDraw(DrawMode draw_mode, | 71 bool PaintedScrollbarLayerImpl::WillDraw(DrawMode draw_mode, |
68 ResourceProvider* resource_provider) { | 72 ResourceProvider* resource_provider) { |
69 DCHECK(draw_mode != DRAW_MODE_RESOURCELESS_SOFTWARE); | 73 DCHECK(draw_mode != DRAW_MODE_RESOURCELESS_SOFTWARE); |
70 return LayerImpl::WillDraw(draw_mode, resource_provider); | 74 return LayerImpl::WillDraw(draw_mode, resource_provider); |
71 } | 75 } |
72 | 76 |
73 void PaintedScrollbarLayerImpl::AppendQuads( | 77 void PaintedScrollbarLayerImpl::AppendQuads( |
74 RenderPass* render_pass, | 78 RenderPass* render_pass, |
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95 gfx::Rect scaled_visible_thumb_quad_rect = gfx::ScaleToEnclosingRect( | 99 gfx::Rect scaled_visible_thumb_quad_rect = gfx::ScaleToEnclosingRect( |
96 visible_thumb_quad_rect, internal_contents_scale_); | 100 visible_thumb_quad_rect, internal_contents_scale_); |
97 | 101 |
98 ResourceId thumb_resource_id = | 102 ResourceId thumb_resource_id = |
99 layer_tree_impl()->ResourceIdForUIResource(thumb_ui_resource_id_); | 103 layer_tree_impl()->ResourceIdForUIResource(thumb_ui_resource_id_); |
100 ResourceId track_resource_id = | 104 ResourceId track_resource_id = |
101 layer_tree_impl()->ResourceIdForUIResource(track_ui_resource_id_); | 105 layer_tree_impl()->ResourceIdForUIResource(track_ui_resource_id_); |
102 | 106 |
103 if (thumb_resource_id && !visible_thumb_quad_rect.IsEmpty()) { | 107 if (thumb_resource_id && !visible_thumb_quad_rect.IsEmpty()) { |
104 gfx::Rect opaque_rect; | 108 gfx::Rect opaque_rect; |
105 const float opacity[] = {1.0f, 1.0f, 1.0f, 1.0f}; | 109 const float opacity[] = {thumb_opacity_, thumb_opacity_, thumb_opacity_, |
| 110 thumb_opacity_}; |
106 TextureDrawQuad* quad = | 111 TextureDrawQuad* quad = |
107 render_pass->CreateAndAppendDrawQuad<TextureDrawQuad>(); | 112 render_pass->CreateAndAppendDrawQuad<TextureDrawQuad>(); |
108 quad->SetNew(shared_quad_state, scaled_thumb_quad_rect, opaque_rect, | 113 quad->SetNew(shared_quad_state, scaled_thumb_quad_rect, opaque_rect, |
109 scaled_visible_thumb_quad_rect, thumb_resource_id, | 114 scaled_visible_thumb_quad_rect, thumb_resource_id, |
110 premultipled_alpha, uv_top_left, uv_bottom_right, | 115 premultipled_alpha, uv_top_left, uv_bottom_right, |
111 SK_ColorTRANSPARENT, opacity, flipped, nearest_neighbor); | 116 SK_ColorTRANSPARENT, opacity, flipped, nearest_neighbor); |
112 ValidateQuadResources(quad); | 117 ValidateQuadResources(quad); |
113 } | 118 } |
114 | 119 |
115 gfx::Rect track_quad_rect(bounds()); | 120 gfx::Rect track_quad_rect(bounds()); |
116 gfx::Rect scaled_track_quad_rect(internal_content_bounds_); | 121 gfx::Rect scaled_track_quad_rect(internal_content_bounds_); |
117 gfx::Rect visible_track_quad_rect = | 122 gfx::Rect visible_track_quad_rect = |
118 draw_properties().occlusion_in_content_space.GetUnoccludedContentRect( | 123 draw_properties().occlusion_in_content_space.GetUnoccludedContentRect( |
119 track_quad_rect); | 124 track_quad_rect); |
120 gfx::Rect scaled_visible_track_quad_rect = gfx::ScaleToEnclosingRect( | 125 gfx::Rect scaled_visible_track_quad_rect = gfx::ScaleToEnclosingRect( |
121 visible_track_quad_rect, internal_contents_scale_); | 126 visible_track_quad_rect, internal_contents_scale_); |
122 if (track_resource_id && !visible_track_quad_rect.IsEmpty()) { | 127 if (track_resource_id && !visible_track_quad_rect.IsEmpty()) { |
123 gfx::Rect opaque_rect(contents_opaque() ? scaled_track_quad_rect | 128 gfx::Rect opaque_rect(contents_opaque() ? scaled_track_quad_rect |
124 : gfx::Rect()); | 129 : gfx::Rect()); |
125 const float opacity[] = {1.0f, 1.0f, 1.0f, 1.0f}; | 130 const float opacity[] = {track_opacity_, track_opacity_, track_opacity_, |
| 131 track_opacity_}; |
126 TextureDrawQuad* quad = | 132 TextureDrawQuad* quad = |
127 render_pass->CreateAndAppendDrawQuad<TextureDrawQuad>(); | 133 render_pass->CreateAndAppendDrawQuad<TextureDrawQuad>(); |
128 quad->SetNew(shared_quad_state, scaled_track_quad_rect, opaque_rect, | 134 quad->SetNew(shared_quad_state, scaled_track_quad_rect, opaque_rect, |
129 scaled_visible_track_quad_rect, track_resource_id, | 135 scaled_visible_track_quad_rect, track_resource_id, |
130 premultipled_alpha, uv_top_left, uv_bottom_right, | 136 premultipled_alpha, uv_top_left, uv_bottom_right, |
131 SK_ColorTRANSPARENT, opacity, flipped, nearest_neighbor); | 137 SK_ColorTRANSPARENT, opacity, flipped, nearest_neighbor); |
132 ValidateQuadResources(quad); | 138 ValidateQuadResources(quad); |
133 } | 139 } |
134 } | 140 } |
135 | 141 |
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186 | 192 |
187 bool PaintedScrollbarLayerImpl::IsThumbResizable() const { | 193 bool PaintedScrollbarLayerImpl::IsThumbResizable() const { |
188 return false; | 194 return false; |
189 } | 195 } |
190 | 196 |
191 const char* PaintedScrollbarLayerImpl::LayerTypeAsString() const { | 197 const char* PaintedScrollbarLayerImpl::LayerTypeAsString() const { |
192 return "cc::PaintedScrollbarLayerImpl"; | 198 return "cc::PaintedScrollbarLayerImpl"; |
193 } | 199 } |
194 | 200 |
195 } // namespace cc | 201 } // namespace cc |
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