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| 1 // Copyright (c) 2013 The Chromium Authors. All rights reserved. | 1 // Copyright (c) 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 #ifndef ASH_DISPLAY_DISPLAY_INFO_H_ | 5 #ifndef ASH_DISPLAY_DISPLAY_INFO_H_ |
| 6 #define ASH_DISPLAY_DISPLAY_INFO_H_ | 6 #define ASH_DISPLAY_DISPLAY_INFO_H_ |
| 7 | 7 |
| 8 #include <stdint.h> | 8 #include <stdint.h> |
| 9 | 9 |
| 10 #include <map> | 10 #include <map> |
| 11 #include <string> | 11 #include <string> |
| 12 #include <vector> | 12 #include <vector> |
| 13 | 13 |
| 14 #include "ash/ash_export.h" | 14 #include "ash/ash_export.h" |
| 15 #include "base/files/file_path.h" | 15 #include "base/files/file_path.h" |
| 16 #include "ui/display/display.h" |
| 16 #include "ui/display/types/display_constants.h" | 17 #include "ui/display/types/display_constants.h" |
| 17 #include "ui/gfx/display.h" | |
| 18 #include "ui/gfx/geometry/insets.h" | 18 #include "ui/gfx/geometry/insets.h" |
| 19 #include "ui/gfx/geometry/rect.h" | 19 #include "ui/gfx/geometry/rect.h" |
| 20 | 20 |
| 21 namespace ash { | 21 namespace ash { |
| 22 | 22 |
| 23 // A struct that represents the display's mode info. | 23 // A struct that represents the display's mode info. |
| 24 struct ASH_EXPORT DisplayMode { | 24 struct ASH_EXPORT DisplayMode { |
| 25 DisplayMode(); | 25 DisplayMode(); |
| 26 DisplayMode(const gfx::Size& size, | 26 DisplayMode(const gfx::Size& size, |
| 27 float refresh_rate, | 27 float refresh_rate, |
| 28 bool interlaced, | 28 bool interlaced, |
| 29 bool native); | 29 bool native); |
| 30 | 30 |
| 31 // Returns the size in DIP which is visible to the user. | 31 // Returns the size in DIP which is visible to the user. |
| 32 gfx::Size GetSizeInDIP(bool is_internal) const; | 32 gfx::Size GetSizeInDIP(bool is_internal) const; |
| 33 | 33 |
| 34 // Returns true if |other| has same size and scale factors. | 34 // Returns true if |other| has same size and scale factors. |
| 35 bool IsEquivalent(const DisplayMode& other) const; | 35 bool IsEquivalent(const DisplayMode& other) const; |
| 36 | 36 |
| 37 gfx::Size size; // Physical pixel size of the display. | 37 gfx::Size size; // Physical pixel size of the display. |
| 38 float refresh_rate; // Refresh rate of the display, in Hz. | 38 float refresh_rate; // Refresh rate of the display, in Hz. |
| 39 bool interlaced; // True if mode is interlaced. | 39 bool interlaced; // True if mode is interlaced. |
| 40 bool native; // True if mode is native mode of the display. | 40 bool native; // True if mode is native mode of the display. |
| 41 float ui_scale; // The UI scale factor of the mode. | 41 float ui_scale; // The UI scale factor of the mode. |
| 42 float device_scale_factor; // The device scale factor of the mode. | 42 float device_scale_factor; // The device scale factor of the mode. |
| 43 }; | 43 }; |
| 44 | 44 |
| 45 // DisplayInfo contains metadata for each display. This is used to | 45 // DisplayInfo contains metadata for each display. This is used to |
| 46 // create |gfx::Display| as well as to maintain extra infomation | 46 // create |display::Display| as well as to maintain extra infomation |
| 47 // to manage displays in ash environment. | 47 // to manage displays in ash environment. |
| 48 // This class is intentionally made copiable. | 48 // This class is intentionally made copiable. |
| 49 class ASH_EXPORT DisplayInfo { | 49 class ASH_EXPORT DisplayInfo { |
| 50 public: | 50 public: |
| 51 // Creates a DisplayInfo from string spec. 100+200-1440x800 creates display | 51 // Creates a DisplayInfo from string spec. 100+200-1440x800 creates display |
| 52 // whose size is 1440x800 at the location (100, 200) in host coordinates. | 52 // whose size is 1440x800 at the location (100, 200) in host coordinates. |
| 53 // The format is | 53 // The format is |
| 54 // | 54 // |
| 55 // [origin-]widthxheight[*device_scale_factor][#resolutions list] | 55 // [origin-]widthxheight[*device_scale_factor][#resolutions list] |
| 56 // [/<properties>][@ui-scale] | 56 // [/<properties>][@ui-scale] |
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| 104 const std::string& name() const { return name_; } | 104 const std::string& name() const { return name_; } |
| 105 | 105 |
| 106 // The path to the display device in the sysfs filesystem. | 106 // The path to the display device in the sysfs filesystem. |
| 107 void set_sys_path(const base::FilePath& sys_path) { sys_path_ = sys_path; } | 107 void set_sys_path(const base::FilePath& sys_path) { sys_path_ = sys_path; } |
| 108 const base::FilePath& sys_path() const { return sys_path_; } | 108 const base::FilePath& sys_path() const { return sys_path_; } |
| 109 | 109 |
| 110 // True if the display EDID has the overscan flag. This does not create the | 110 // True if the display EDID has the overscan flag. This does not create the |
| 111 // actual overscan automatically, but used in the message. | 111 // actual overscan automatically, but used in the message. |
| 112 bool has_overscan() const { return has_overscan_; } | 112 bool has_overscan() const { return has_overscan_; } |
| 113 | 113 |
| 114 void set_touch_support(gfx::Display::TouchSupport support) { | 114 void set_touch_support(display::Display::TouchSupport support) { |
| 115 touch_support_ = support; | 115 touch_support_ = support; |
| 116 } | 116 } |
| 117 gfx::Display::TouchSupport touch_support() const { return touch_support_; } | 117 display::Display::TouchSupport touch_support() const { |
| 118 return touch_support_; |
| 119 } |
| 118 | 120 |
| 119 // Associate the input device with identifier |id| with this display. | 121 // Associate the input device with identifier |id| with this display. |
| 120 void AddInputDevice(int id); | 122 void AddInputDevice(int id); |
| 121 | 123 |
| 122 // Clear the list of input devices associated with this display. | 124 // Clear the list of input devices associated with this display. |
| 123 void ClearInputDevices(); | 125 void ClearInputDevices(); |
| 124 | 126 |
| 125 // The input device ids that are associated with this display. | 127 // The input device ids that are associated with this display. |
| 126 std::vector<int> input_devices() const { return input_devices_; } | 128 std::vector<int> input_devices() const { return input_devices_; } |
| 127 | 129 |
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| 149 } | 151 } |
| 150 | 152 |
| 151 // Sets/gets configured ui scale. This can be different from the ui | 153 // Sets/gets configured ui scale. This can be different from the ui |
| 152 // scale actually used when the scale is 2.0 and DSF is 2.0. | 154 // scale actually used when the scale is 2.0 and DSF is 2.0. |
| 153 // (the effective ui scale is 1.0 in this case). | 155 // (the effective ui scale is 1.0 in this case). |
| 154 float configured_ui_scale() const { return configured_ui_scale_; } | 156 float configured_ui_scale() const { return configured_ui_scale_; } |
| 155 void set_configured_ui_scale(float scale) { configured_ui_scale_ = scale; } | 157 void set_configured_ui_scale(float scale) { configured_ui_scale_ = scale; } |
| 156 | 158 |
| 157 // Sets the rotation for the given |source|. Setting a new rotation will also | 159 // Sets the rotation for the given |source|. Setting a new rotation will also |
| 158 // have it become the active rotation. | 160 // have it become the active rotation. |
| 159 void SetRotation(gfx::Display::Rotation rotation, | 161 void SetRotation(display::Display::Rotation rotation, |
| 160 gfx::Display::RotationSource source); | 162 display::Display::RotationSource source); |
| 161 | 163 |
| 162 // Returns the currently active rotation for this display. | 164 // Returns the currently active rotation for this display. |
| 163 gfx::Display::Rotation GetActiveRotation() const; | 165 display::Display::Rotation GetActiveRotation() const; |
| 164 | 166 |
| 165 // Returns the source which set the active rotation for this display. | 167 // Returns the source which set the active rotation for this display. |
| 166 gfx::Display::RotationSource active_rotation_source() const { | 168 display::Display::RotationSource active_rotation_source() const { |
| 167 return active_rotation_source_; | 169 return active_rotation_source_; |
| 168 } | 170 } |
| 169 | 171 |
| 170 // Returns the rotation set by a given |source|. | 172 // Returns the rotation set by a given |source|. |
| 171 gfx::Display::Rotation GetRotation(gfx::Display::RotationSource source) const; | 173 display::Display::Rotation GetRotation( |
| 174 display::Display::RotationSource source) const; |
| 172 | 175 |
| 173 // Returns the ui scale and device scale factor actually used to create | 176 // Returns the ui scale and device scale factor actually used to create |
| 174 // display that chrome sees. This can be different from one obtained | 177 // display that chrome sees. This can be different from one obtained |
| 175 // from dispaly or one specified by a user in following situation. | 178 // from dispaly or one specified by a user in following situation. |
| 176 // 1) DSF is 2.0f and UI scale is 2.0f. (Returns 1.0f and 1.0f respectiely) | 179 // 1) DSF is 2.0f and UI scale is 2.0f. (Returns 1.0f and 1.0f respectiely) |
| 177 // 2) A user specified 0.8x on the device that has 1.25 DSF. 1.25 DSF device | 180 // 2) A user specified 0.8x on the device that has 1.25 DSF. 1.25 DSF device |
| 178 // uses 1.0f DFS unless 0.8x UI scaling is specified. | 181 // uses 1.0f DFS unless 0.8x UI scaling is specified. |
| 179 float GetEffectiveDeviceScaleFactor() const; | 182 float GetEffectiveDeviceScaleFactor() const; |
| 180 | 183 |
| 181 // Returns the ui scale used for the device scale factor. This | 184 // Returns the ui scale used for the device scale factor. This |
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| 262 | 265 |
| 263 private: | 266 private: |
| 264 // Returns true if this display should use DSF=1.25 for UI scaling; i.e. | 267 // Returns true if this display should use DSF=1.25 for UI scaling; i.e. |
| 265 // SetUse125DSFForUIScaling(true) is called and this is the internal display. | 268 // SetUse125DSFForUIScaling(true) is called and this is the internal display. |
| 266 bool Use125DSFForUIScaling() const; | 269 bool Use125DSFForUIScaling() const; |
| 267 | 270 |
| 268 int64_t id_; | 271 int64_t id_; |
| 269 std::string name_; | 272 std::string name_; |
| 270 base::FilePath sys_path_; | 273 base::FilePath sys_path_; |
| 271 bool has_overscan_; | 274 bool has_overscan_; |
| 272 std::map<gfx::Display::RotationSource, gfx::Display::Rotation> rotations_; | 275 std::map<display::Display::RotationSource, display::Display::Rotation> |
| 273 gfx::Display::RotationSource active_rotation_source_; | 276 rotations_; |
| 274 gfx::Display::TouchSupport touch_support_; | 277 display::Display::RotationSource active_rotation_source_; |
| 278 display::Display::TouchSupport touch_support_; |
| 275 | 279 |
| 276 // The set of input devices associated with this display. | 280 // The set of input devices associated with this display. |
| 277 std::vector<int> input_devices_; | 281 std::vector<int> input_devices_; |
| 278 | 282 |
| 279 // This specifies the device's pixel density. (For example, a | 283 // This specifies the device's pixel density. (For example, a |
| 280 // display whose DPI is higher than the threshold is considered to have | 284 // display whose DPI is higher than the threshold is considered to have |
| 281 // device_scale_factor = 2.0 on Chrome OS). This is used by the | 285 // device_scale_factor = 2.0 on Chrome OS). This is used by the |
| 282 // grapics layer to choose and draw appropriate images and scale | 286 // grapics layer to choose and draw appropriate images and scale |
| 283 // layers properly. | 287 // layers properly. |
| 284 float device_scale_factor_; | 288 float device_scale_factor_; |
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| 327 // If you add a new member, you need to update Copy(). | 331 // If you add a new member, you need to update Copy(). |
| 328 }; | 332 }; |
| 329 | 333 |
| 330 // Resets the synthesized display id for testing. This | 334 // Resets the synthesized display id for testing. This |
| 331 // is necessary to avoid overflowing the output index. | 335 // is necessary to avoid overflowing the output index. |
| 332 ASH_EXPORT void ResetDisplayIdForTest(); | 336 ASH_EXPORT void ResetDisplayIdForTest(); |
| 333 | 337 |
| 334 } // namespace ash | 338 } // namespace ash |
| 335 | 339 |
| 336 #endif // ASH_DISPLAY_DISPLAY_INFO_H_ | 340 #endif // ASH_DISPLAY_DISPLAY_INFO_H_ |
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