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1 // Copyright (c) 2012 The Chromium Authors. All rights reserved. | 1 // Copyright (c) 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 UI_GFX_DISPLAY_H_ | 5 #ifndef UI_GFX_DISPLAY_H_ |
6 #define UI_GFX_DISPLAY_H_ | 6 #define UI_GFX_DISPLAY_H_ |
7 | 7 |
8 #include "base/basictypes.h" | 8 #include <stdint.h> |
| 9 |
9 #include "base/compiler_specific.h" | 10 #include "base/compiler_specific.h" |
10 #include "ui/gfx/geometry/rect.h" | 11 #include "ui/gfx/geometry/rect.h" |
11 #include "ui/gfx/gfx_export.h" | 12 #include "ui/gfx/gfx_export.h" |
12 | 13 |
13 namespace gfx { | 14 namespace gfx { |
14 | 15 |
15 // This class typically, but does not always, correspond to a physical display | 16 // This class typically, but does not always, correspond to a physical display |
16 // connected to the system. A fake Display may exist on a headless system, or a | 17 // connected to the system. A fake Display may exist on a headless system, or a |
17 // Display may correspond to a remote, virtual display. | 18 // Display may correspond to a remote, virtual display. |
18 // | 19 // |
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44 ROTATION_SOURCE_USER, | 45 ROTATION_SOURCE_USER, |
45 }; | 46 }; |
46 | 47 |
47 // Touch support for the display. | 48 // Touch support for the display. |
48 enum TouchSupport { | 49 enum TouchSupport { |
49 TOUCH_SUPPORT_UNKNOWN, | 50 TOUCH_SUPPORT_UNKNOWN, |
50 TOUCH_SUPPORT_AVAILABLE, | 51 TOUCH_SUPPORT_AVAILABLE, |
51 TOUCH_SUPPORT_UNAVAILABLE, | 52 TOUCH_SUPPORT_UNAVAILABLE, |
52 }; | 53 }; |
53 | 54 |
54 enum : int64 { kInvalidDisplayID = -1 }; | 55 enum : int64_t { kInvalidDisplayID = -1 }; |
55 | 56 |
56 // Creates a display with kInvalidDisplayID as default. | 57 // Creates a display with kInvalidDisplayID as default. |
57 Display(); | 58 Display(); |
58 explicit Display(int64 id); | 59 explicit Display(int64_t id); |
59 Display(int64 id, const Rect& bounds); | 60 Display(int64_t id, const Rect& bounds); |
60 ~Display(); | 61 ~Display(); |
61 | 62 |
62 // Returns the forced device scale factor, which is given by | 63 // Returns the forced device scale factor, which is given by |
63 // "--force-device-scale-factor". | 64 // "--force-device-scale-factor". |
64 static float GetForcedDeviceScaleFactor(); | 65 static float GetForcedDeviceScaleFactor(); |
65 | 66 |
66 // Indicates if a device scale factor is being explicitly enforced from the | 67 // Indicates if a device scale factor is being explicitly enforced from the |
67 // command line via "--force-device-scale-factor". | 68 // command line via "--force-device-scale-factor". |
68 static bool HasForceDeviceScaleFactor(); | 69 static bool HasForceDeviceScaleFactor(); |
69 | 70 |
70 // Resets the caches used to determine if a device scale factor is being | 71 // Resets the caches used to determine if a device scale factor is being |
71 // forced from the command line via "--force-device-scale-factor", and thus | 72 // forced from the command line via "--force-device-scale-factor", and thus |
72 // ensures that the command line is reevaluated. | 73 // ensures that the command line is reevaluated. |
73 static void ResetForceDeviceScaleFactorForTesting(); | 74 static void ResetForceDeviceScaleFactorForTesting(); |
74 | 75 |
75 // Sets/Gets unique identifier associated with the display. | 76 // Sets/Gets unique identifier associated with the display. |
76 // -1 means invalid display and it doesn't not exit. | 77 // -1 means invalid display and it doesn't not exit. |
77 int64 id() const { return id_; } | 78 int64_t id() const { return id_; } |
78 void set_id(int64 id) { id_ = id; } | 79 void set_id(int64_t id) { id_ = id; } |
79 | 80 |
80 // Gets/Sets the display's bounds in gfx::Screen's coordinates. | 81 // Gets/Sets the display's bounds in gfx::Screen's coordinates. |
81 const Rect& bounds() const { return bounds_; } | 82 const Rect& bounds() const { return bounds_; } |
82 void set_bounds(const Rect& bounds) { bounds_ = bounds; } | 83 void set_bounds(const Rect& bounds) { bounds_ = bounds; } |
83 | 84 |
84 // Gets/Sets the display's work area in gfx::Screen's coordinates. | 85 // Gets/Sets the display's work area in gfx::Screen's coordinates. |
85 const Rect& work_area() const { return work_area_; } | 86 const Rect& work_area() const { return work_area_; } |
86 void set_work_area(const Rect& work_area) { work_area_ = work_area; } | 87 void set_work_area(const Rect& work_area) { work_area_ = work_area; } |
87 | 88 |
88 // Output device's pixel scale factor. This specifies how much the | 89 // Output device's pixel scale factor. This specifies how much the |
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128 // Returns a string representation of the display; | 129 // Returns a string representation of the display; |
129 std::string ToString() const; | 130 std::string ToString() const; |
130 | 131 |
131 // True if the display contains valid display id. | 132 // True if the display contains valid display id. |
132 bool is_valid() const { return id_ != kInvalidDisplayID; } | 133 bool is_valid() const { return id_ != kInvalidDisplayID; } |
133 | 134 |
134 // True if the display corresponds to internal panel. | 135 // True if the display corresponds to internal panel. |
135 bool IsInternal() const; | 136 bool IsInternal() const; |
136 | 137 |
137 // Gets/Sets an id of display corresponding to internal panel. | 138 // Gets/Sets an id of display corresponding to internal panel. |
138 static int64 InternalDisplayId(); | 139 static int64_t InternalDisplayId(); |
139 static void SetInternalDisplayId(int64 internal_display_id); | 140 static void SetInternalDisplayId(int64_t internal_display_id); |
140 | 141 |
141 // Test if the |id| is for the internal display if any. | 142 // Test if the |id| is for the internal display if any. |
142 static bool IsInternalDisplayId(int64 id); | 143 static bool IsInternalDisplayId(int64_t id); |
143 | 144 |
144 // True if there is an internal display. | 145 // True if there is an internal display. |
145 static bool HasInternalDisplay(); | 146 static bool HasInternalDisplay(); |
146 | 147 |
147 private: | 148 private: |
148 int64 id_; | 149 int64_t id_; |
149 Rect bounds_; | 150 Rect bounds_; |
150 Rect work_area_; | 151 Rect work_area_; |
151 float device_scale_factor_; | 152 float device_scale_factor_; |
152 Rotation rotation_; | 153 Rotation rotation_; |
153 TouchSupport touch_support_; | 154 TouchSupport touch_support_; |
154 }; | 155 }; |
155 | 156 |
156 } // namespace gfx | 157 } // namespace gfx |
157 | 158 |
158 #endif // UI_GFX_DISPLAY_H_ | 159 #endif // UI_GFX_DISPLAY_H_ |
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