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1 // Copyright 2012 The Chromium Authors. All rights reserved. | 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 | 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 #ifndef CC_LAYERS_DRAW_PROPERTIES_H_ | 5 #ifndef CC_LAYERS_DRAW_PROPERTIES_H_ |
6 #define CC_LAYERS_DRAW_PROPERTIES_H_ | 6 #define CC_LAYERS_DRAW_PROPERTIES_H_ |
7 | 7 |
8 #include "base/memory/scoped_ptr.h" | 8 #include "base/memory/scoped_ptr.h" |
9 #include "ui/gfx/rect.h" | 9 #include "ui/gfx/rect.h" |
10 #include "ui/gfx/transform.h" | 10 #include "ui/gfx/transform.h" |
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30 descendants_can_clip_selves(false) {} | 30 descendants_can_clip_selves(false) {} |
31 | 31 |
32 // Transforms objects from content space to target surface space, where | 32 // Transforms objects from content space to target surface space, where |
33 // this layer would be drawn. | 33 // this layer would be drawn. |
34 gfx::Transform target_space_transform; | 34 gfx::Transform target_space_transform; |
35 | 35 |
36 // Transforms objects from content space to screen space (viewport space). | 36 // Transforms objects from content space to screen space (viewport space). |
37 gfx::Transform screen_space_transform; | 37 gfx::Transform screen_space_transform; |
38 | 38 |
39 // DrawProperties::opacity may be different than LayerType::opacity, | 39 // DrawProperties::opacity may be different than LayerType::opacity, |
40 // particularly in the case when a renderSurface re-parents the layer's | 40 // particularly in the case when a RenderSurface re-parents the layer's |
41 // opacity, or when opacity is compounded by the hierarchy. | 41 // opacity, or when opacity is compounded by the hierarchy. |
42 float opacity; | 42 float opacity; |
43 | 43 |
44 // xxx_is_animating flags are used to indicate whether the DrawProperties | 44 // xxx_is_animating flags are used to indicate whether the DrawProperties |
45 // are actually meaningful on the main thread. When the properties are | 45 // are actually meaningful on the main thread. When the properties are |
46 // animating, the main thread may not have the same values that are used | 46 // animating, the main thread may not have the same values that are used |
47 // to draw. | 47 // to draw. |
48 bool opacity_is_animating; | 48 bool opacity_is_animating; |
49 bool screen_space_opacity_is_animating; | 49 bool screen_space_opacity_is_animating; |
50 bool target_space_transform_is_animating; | 50 bool target_space_transform_is_animating; |
51 bool screen_space_transform_is_animating; | 51 bool screen_space_transform_is_animating; |
52 | 52 |
53 // True if the layer can use LCD text. | 53 // True if the layer can use LCD text. |
54 bool can_use_lcd_text; | 54 bool can_use_lcd_text; |
55 | 55 |
56 // True if the layer needs to be clipped by clipRect. | 56 // True if the layer needs to be clipped by clip_rect. |
57 bool is_clipped; | 57 bool is_clipped; |
58 | 58 |
59 // The layer whose coordinate space this layer draws into. This can be | 59 // The layer whose coordinate space this layer draws into. This can be |
60 // either the same layer (draw_properties_.render_target == this) or an | 60 // either the same layer (draw_properties_.render_target == this) or an |
61 // ancestor of this layer. | 61 // ancestor of this layer. |
62 LayerType* render_target; | 62 LayerType* render_target; |
63 | 63 |
64 // The surface that this layer and its subtree would contribute to. | 64 // The surface that this layer and its subtree would contribute to. |
65 scoped_ptr<RenderSurfaceType> render_surface; | 65 scoped_ptr<RenderSurfaceType> render_surface; |
66 | 66 |
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87 int num_descendants_that_draw_content; | 87 int num_descendants_that_draw_content; |
88 | 88 |
89 // If true, every descendant in the sub-tree can clip itself without the | 89 // If true, every descendant in the sub-tree can clip itself without the |
90 // need to use hardware sissoring or a new render target. | 90 // need to use hardware sissoring or a new render target. |
91 bool descendants_can_clip_selves; | 91 bool descendants_can_clip_selves; |
92 }; | 92 }; |
93 | 93 |
94 } // namespace cc | 94 } // namespace cc |
95 | 95 |
96 #endif // CC_LAYERS_DRAW_PROPERTIES_H_ | 96 #endif // CC_LAYERS_DRAW_PROPERTIES_H_ |
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