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1 // Copyright 2010 The Chromium Authors. All rights reserved. | 1 // Copyright 2010 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/layer.h" | 5 #include "cc/layers/layer.h" |
6 | 6 |
7 #include <algorithm> | 7 #include <algorithm> |
8 | 8 |
9 #include "base/debug/trace_event.h" | 9 #include "base/debug/trace_event.h" |
10 #include "base/location.h" | 10 #include "base/location.h" |
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38 ignore_set_needs_commit_(false), | 38 ignore_set_needs_commit_(false), |
39 parent_(NULL), | 39 parent_(NULL), |
40 layer_tree_host_(NULL), | 40 layer_tree_host_(NULL), |
41 scrollable_(false), | 41 scrollable_(false), |
42 should_scroll_on_main_thread_(false), | 42 should_scroll_on_main_thread_(false), |
43 have_wheel_event_handlers_(false), | 43 have_wheel_event_handlers_(false), |
44 anchor_point_(0.5f, 0.5f), | 44 anchor_point_(0.5f, 0.5f), |
45 background_color_(0), | 45 background_color_(0), |
46 compositing_reasons_(kCompositingReasonUnknown), | 46 compositing_reasons_(kCompositingReasonUnknown), |
47 opacity_(1.f), | 47 opacity_(1.f), |
48 blend_mode_(SkXfermode::kSrcOver_Mode), | |
49 is_root_for_isolated_group_(false), | |
48 anchor_point_z_(0.f), | 50 anchor_point_z_(0.f), |
49 is_container_for_fixed_position_layers_(false), | 51 is_container_for_fixed_position_layers_(false), |
50 is_drawable_(false), | 52 is_drawable_(false), |
51 hide_layer_and_subtree_(false), | 53 hide_layer_and_subtree_(false), |
52 masks_to_bounds_(false), | 54 masks_to_bounds_(false), |
53 contents_opaque_(false), | 55 contents_opaque_(false), |
54 double_sided_(true), | 56 double_sided_(true), |
55 preserves_3d_(false), | 57 preserves_3d_(false), |
56 use_parent_backface_visibility_(false), | 58 use_parent_backface_visibility_(false), |
57 draw_checkerboard_for_missing_tiles_(false), | 59 draw_checkerboard_for_missing_tiles_(false), |
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116 if (host) { | 118 if (host) { |
117 layer_animation_controller_->SetAnimationRegistrar( | 119 layer_animation_controller_->SetAnimationRegistrar( |
118 host->animation_registrar()); | 120 host->animation_registrar()); |
119 | 121 |
120 if (host->settings().layer_transforms_should_scale_layer_contents) | 122 if (host->settings().layer_transforms_should_scale_layer_contents) |
121 reset_raster_scale_to_unknown(); | 123 reset_raster_scale_to_unknown(); |
122 } | 124 } |
123 | 125 |
124 if (host && layer_animation_controller_->has_any_animation()) | 126 if (host && layer_animation_controller_->has_any_animation()) |
125 host->SetNeedsCommit(); | 127 host->SetNeedsCommit(); |
126 if (host && (!filters_.IsEmpty() || !background_filters_.IsEmpty())) | 128 if (host && (!filters_.IsEmpty() || !background_filters_.IsEmpty() || |
129 !uses_default_blend_mode())) | |
127 layer_tree_host_->set_needs_filter_context(); | 130 layer_tree_host_->set_needs_filter_context(); |
128 } | 131 } |
129 | 132 |
130 void Layer::SetNeedsUpdate() { | 133 void Layer::SetNeedsUpdate() { |
131 if (layer_tree_host_ && !ignore_set_needs_commit_) | 134 if (layer_tree_host_ && !ignore_set_needs_commit_) |
132 layer_tree_host_->SetNeedsUpdateLayers(); | 135 layer_tree_host_->SetNeedsUpdateLayers(); |
133 } | 136 } |
134 | 137 |
135 void Layer::SetNeedsCommit() { | 138 void Layer::SetNeedsCommit() { |
136 if (!layer_tree_host_) | 139 if (!layer_tree_host_) |
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496 } | 499 } |
497 | 500 |
498 bool Layer::OpacityIsAnimating() const { | 501 bool Layer::OpacityIsAnimating() const { |
499 return layer_animation_controller_->IsAnimatingProperty(Animation::Opacity); | 502 return layer_animation_controller_->IsAnimatingProperty(Animation::Opacity); |
500 } | 503 } |
501 | 504 |
502 bool Layer::OpacityCanAnimateOnImplThread() const { | 505 bool Layer::OpacityCanAnimateOnImplThread() const { |
503 return false; | 506 return false; |
504 } | 507 } |
505 | 508 |
509 void Layer::SetBlendMode(SkXfermode::Mode blendMode) { | |
enne (OOO)
2013/10/11 18:14:35
blend_mode
rosca
2013/10/16 14:54:47
Done.
| |
510 if (blend_mode_ == blendMode) | |
511 return; | |
512 blend_mode_ = blendMode; | |
513 SetNeedsCommit(); | |
514 if (!uses_default_blend_mode() && layer_tree_host_) | |
515 layer_tree_host_->set_needs_filter_context(); | |
516 } | |
517 | |
518 void Layer::SetIsRootForIsolatedGroup(bool root) { | |
519 if (is_root_for_isolated_group_ == root) | |
520 return; | |
521 is_root_for_isolated_group_ = root; | |
522 SetNeedsCommit(); | |
523 } | |
524 | |
506 void Layer::SetContentsOpaque(bool opaque) { | 525 void Layer::SetContentsOpaque(bool opaque) { |
507 DCHECK(IsPropertyChangeAllowed()); | 526 DCHECK(IsPropertyChangeAllowed()); |
508 if (contents_opaque_ == opaque) | 527 if (contents_opaque_ == opaque) |
509 return; | 528 return; |
510 contents_opaque_ = opaque; | 529 contents_opaque_ = opaque; |
511 SetNeedsCommit(); | 530 SetNeedsCommit(); |
512 } | 531 } |
513 | 532 |
514 void Layer::SetPosition(gfx::PointF position) { | 533 void Layer::SetPosition(gfx::PointF position) { |
515 DCHECK(IsPropertyChangeAllowed()); | 534 DCHECK(IsPropertyChangeAllowed()); |
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811 layer->SetBackgroundFilters(background_filters()); | 830 layer->SetBackgroundFilters(background_filters()); |
812 layer->SetMasksToBounds(masks_to_bounds_); | 831 layer->SetMasksToBounds(masks_to_bounds_); |
813 layer->SetShouldScrollOnMainThread(should_scroll_on_main_thread_); | 832 layer->SetShouldScrollOnMainThread(should_scroll_on_main_thread_); |
814 layer->SetHaveWheelEventHandlers(have_wheel_event_handlers_); | 833 layer->SetHaveWheelEventHandlers(have_wheel_event_handlers_); |
815 layer->SetNonFastScrollableRegion(non_fast_scrollable_region_); | 834 layer->SetNonFastScrollableRegion(non_fast_scrollable_region_); |
816 layer->SetTouchEventHandlerRegion(touch_event_handler_region_); | 835 layer->SetTouchEventHandlerRegion(touch_event_handler_region_); |
817 layer->SetContentsOpaque(contents_opaque_); | 836 layer->SetContentsOpaque(contents_opaque_); |
818 if (!layer->OpacityIsAnimatingOnImplOnly() && !OpacityIsAnimating()) | 837 if (!layer->OpacityIsAnimatingOnImplOnly() && !OpacityIsAnimating()) |
819 layer->SetOpacity(opacity_); | 838 layer->SetOpacity(opacity_); |
820 DCHECK(!(OpacityIsAnimating() && layer->OpacityIsAnimatingOnImplOnly())); | 839 DCHECK(!(OpacityIsAnimating() && layer->OpacityIsAnimatingOnImplOnly())); |
840 layer->SetBlendMode(blend_mode_); | |
841 layer->SetIsRootForIsolatedGroup(is_root_for_isolated_group_); | |
821 layer->SetPosition(position_); | 842 layer->SetPosition(position_); |
822 layer->SetIsContainerForFixedPositionLayers( | 843 layer->SetIsContainerForFixedPositionLayers( |
823 IsContainerForFixedPositionLayers()); | 844 IsContainerForFixedPositionLayers()); |
824 layer->SetFixedContainerSizeDelta(gfx::Vector2dF()); | 845 layer->SetFixedContainerSizeDelta(gfx::Vector2dF()); |
825 layer->SetPositionConstraint(position_constraint_); | 846 layer->SetPositionConstraint(position_constraint_); |
826 layer->SetPreserves3d(preserves_3d()); | 847 layer->SetPreserves3d(preserves_3d()); |
827 layer->SetUseParentBackfaceVisibility(use_parent_backface_visibility_); | 848 layer->SetUseParentBackfaceVisibility(use_parent_backface_visibility_); |
828 layer->SetSublayerTransform(sublayer_transform_); | 849 layer->SetSublayerTransform(sublayer_transform_); |
829 if (!layer->TransformIsAnimatingOnImplOnly() && !TransformIsAnimating()) | 850 if (!layer->TransformIsAnimatingOnImplOnly() && !TransformIsAnimating()) |
830 layer->SetTransform(transform_); | 851 layer->SetTransform(transform_); |
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1078 (*it)->clip_parent_ = NULL; | 1099 (*it)->clip_parent_ = NULL; |
1079 } | 1100 } |
1080 | 1101 |
1081 if (clip_parent_) | 1102 if (clip_parent_) |
1082 clip_parent_->RemoveClipChild(this); | 1103 clip_parent_->RemoveClipChild(this); |
1083 | 1104 |
1084 clip_parent_ = NULL; | 1105 clip_parent_ = NULL; |
1085 } | 1106 } |
1086 | 1107 |
1087 } // namespace cc | 1108 } // namespace cc |
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