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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_RESOURCES_TILE_PRIORITY_H_ | 5 #ifndef CC_RESOURCES_TILE_PRIORITY_H_ |
| 6 #define CC_RESOURCES_TILE_PRIORITY_H_ | 6 #define CC_RESOURCES_TILE_PRIORITY_H_ |
| 7 | 7 |
| 8 #include <algorithm> |
| 8 #include <limits> | 9 #include <limits> |
| 9 | 10 |
| 10 #include "base/memory/ref_counted.h" | 11 #include "base/memory/ref_counted.h" |
| 11 #include "base/memory/scoped_ptr.h" | 12 #include "base/memory/scoped_ptr.h" |
| 12 #include "cc/resources/picture_pile.h" | 13 #include "cc/resources/picture_pile.h" |
| 13 #include "ui/gfx/quad_f.h" | 14 #include "ui/gfx/quad_f.h" |
| 14 #include "ui/gfx/rect.h" | 15 #include "ui/gfx/rect.h" |
| 15 #include "ui/gfx/size.h" | 16 #include "ui/gfx/size.h" |
| 16 | 17 |
| 17 namespace base { | 18 namespace base { |
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| 144 | 145 |
| 145 private: | 146 private: |
| 146 gfx::QuadF current_screen_quad; | 147 gfx::QuadF current_screen_quad; |
| 147 }; | 148 }; |
| 148 | 149 |
| 149 enum TileMemoryLimitPolicy { | 150 enum TileMemoryLimitPolicy { |
| 150 // Nothing. | 151 // Nothing. |
| 151 ALLOW_NOTHING, | 152 ALLOW_NOTHING, |
| 152 | 153 |
| 153 // You might be made visible, but you're not being interacted with. | 154 // You might be made visible, but you're not being interacted with. |
| 154 ALLOW_ABSOLUTE_MINIMUM, // Tall. | 155 ALLOW_ABSOLUTE_MINIMUM, // Tall. |
| 155 | 156 |
| 156 // You're being interacted with, but we're low on memory. | 157 // You're being interacted with, but we're low on memory. |
| 157 ALLOW_PREPAINT_ONLY, // Grande. | 158 ALLOW_PREPAINT_ONLY, // Grande. |
| 158 | 159 |
| 159 // You're the only thing in town. Go crazy. | 160 // You're the only thing in town. Go crazy. |
| 160 ALLOW_ANYTHING, // Venti. | 161 ALLOW_ANYTHING, // Venti. |
| 161 | 162 |
| 162 // Be sure to update TreePriorityAsValue when adding new fields. | 163 // Be sure to update TreePriorityAsValue when adding new fields. |
| 163 }; | 164 }; |
| 164 scoped_ptr<base::Value> TileMemoryLimitPolicyAsValue( | 165 scoped_ptr<base::Value> TileMemoryLimitPolicyAsValue( |
| 165 TileMemoryLimitPolicy policy); | 166 TileMemoryLimitPolicy policy); |
| 166 | 167 |
| 167 enum TreePriority { | 168 enum TreePriority { |
| 168 SAME_PRIORITY_FOR_BOTH_TREES, | 169 SAME_PRIORITY_FOR_BOTH_TREES, |
| 169 SMOOTHNESS_TAKES_PRIORITY, | 170 SMOOTHNESS_TAKES_PRIORITY, |
| 170 NEW_CONTENT_TAKES_PRIORITY | 171 NEW_CONTENT_TAKES_PRIORITY |
| (...skipping 15 matching lines...) Expand all Loading... |
| 186 size_t memory_limit_in_bytes; | 187 size_t memory_limit_in_bytes; |
| 187 | 188 |
| 188 TreePriority tree_priority; | 189 TreePriority tree_priority; |
| 189 | 190 |
| 190 scoped_ptr<base::Value> AsValue() const; | 191 scoped_ptr<base::Value> AsValue() const; |
| 191 }; | 192 }; |
| 192 | 193 |
| 193 } // namespace cc | 194 } // namespace cc |
| 194 | 195 |
| 195 #endif // CC_RESOURCES_TILE_PRIORITY_H_ | 196 #endif // CC_RESOURCES_TILE_PRIORITY_H_ |
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