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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 #include "ui/gfx/display.h" | 5 #include "ui/display/display.h" |
| 6 | 6 |
| 7 #include <algorithm> | 7 #include <algorithm> |
| 8 | 8 |
| 9 #include "base/command_line.h" | 9 #include "base/command_line.h" |
| 10 #include "base/logging.h" | 10 #include "base/logging.h" |
| 11 #include "base/strings/string_number_conversions.h" | 11 #include "base/strings/string_number_conversions.h" |
| 12 #include "base/strings/stringprintf.h" | 12 #include "base/strings/stringprintf.h" |
| 13 #include "build/build_config.h" | 13 #include "build/build_config.h" |
| 14 #include "ui/display/display_switches.h" |
| 14 #include "ui/gfx/geometry/insets.h" | 15 #include "ui/gfx/geometry/insets.h" |
| 15 #include "ui/gfx/geometry/point_conversions.h" | 16 #include "ui/gfx/geometry/point_conversions.h" |
| 16 #include "ui/gfx/geometry/point_f.h" | 17 #include "ui/gfx/geometry/point_f.h" |
| 17 #include "ui/gfx/geometry/size_conversions.h" | 18 #include "ui/gfx/geometry/size_conversions.h" |
| 18 #include "ui/gfx/switches.h" | |
| 19 | 19 |
| 20 namespace gfx { | 20 namespace display { |
| 21 namespace { | 21 namespace { |
| 22 | 22 |
| 23 // This variable tracks whether the forced device scale factor switch needs to | 23 // This variable tracks whether the forced device scale factor switch needs to |
| 24 // be read from the command line, i.e. if it is set to -1 then the command line | 24 // be read from the command line, i.e. if it is set to -1 then the command line |
| 25 // is checked. | 25 // is checked. |
| 26 int g_has_forced_device_scale_factor = -1; | 26 int g_has_forced_device_scale_factor = -1; |
| 27 | 27 |
| 28 // This variable caches the forced device scale factor value which is read off | 28 // This variable caches the forced device scale factor value which is read off |
| 29 // the command line. If the cache is invalidated by setting this variable to | 29 // the command line. If the cache is invalidated by setting this variable to |
| 30 // -1.0, we read the forced device scale factor again. | 30 // -1.0, we read the forced device scale factor again. |
| (...skipping 39 matching lines...) Expand 10 before | Expand all | Expand 10 after Loading... |
| 70 // static | 70 // static |
| 71 void Display::ResetForceDeviceScaleFactorForTesting() { | 71 void Display::ResetForceDeviceScaleFactorForTesting() { |
| 72 g_has_forced_device_scale_factor = -1; | 72 g_has_forced_device_scale_factor = -1; |
| 73 g_forced_device_scale_factor = -1.0; | 73 g_forced_device_scale_factor = -1.0; |
| 74 } | 74 } |
| 75 | 75 |
| 76 Display::Display() | 76 Display::Display() |
| 77 : id_(kInvalidDisplayID), | 77 : id_(kInvalidDisplayID), |
| 78 device_scale_factor_(GetForcedDeviceScaleFactor()), | 78 device_scale_factor_(GetForcedDeviceScaleFactor()), |
| 79 rotation_(ROTATE_0), | 79 rotation_(ROTATE_0), |
| 80 touch_support_(TOUCH_SUPPORT_UNKNOWN) { | 80 touch_support_(TOUCH_SUPPORT_UNKNOWN) {} |
| 81 } | |
| 82 | 81 |
| 83 Display::Display(const Display& other) = default; | 82 Display::Display(const Display& other) = default; |
| 84 | 83 |
| 85 Display::Display(int64_t id) | 84 Display::Display(int64_t id) |
| 86 : id_(id), | 85 : id_(id), |
| 87 device_scale_factor_(GetForcedDeviceScaleFactor()), | 86 device_scale_factor_(GetForcedDeviceScaleFactor()), |
| 88 rotation_(ROTATE_0), | 87 rotation_(ROTATE_0), |
| 89 touch_support_(TOUCH_SUPPORT_UNKNOWN) {} | 88 touch_support_(TOUCH_SUPPORT_UNKNOWN) {} |
| 90 | 89 |
| 91 Display::Display(int64_t id, const gfx::Rect& bounds) | 90 Display::Display(int64_t id, const gfx::Rect& bounds) |
| 92 : id_(id), | 91 : id_(id), |
| 93 bounds_(bounds), | 92 bounds_(bounds), |
| 94 work_area_(bounds), | 93 work_area_(bounds), |
| 95 device_scale_factor_(GetForcedDeviceScaleFactor()), | 94 device_scale_factor_(GetForcedDeviceScaleFactor()), |
| 96 rotation_(ROTATE_0), | 95 rotation_(ROTATE_0), |
| 97 touch_support_(TOUCH_SUPPORT_UNKNOWN) { | 96 touch_support_(TOUCH_SUPPORT_UNKNOWN) { |
| 98 #if defined(USE_AURA) | 97 #if defined(USE_AURA) |
| 99 SetScaleAndBounds(device_scale_factor_, bounds); | 98 SetScaleAndBounds(device_scale_factor_, bounds); |
| 100 #endif | 99 #endif |
| 101 } | 100 } |
| 102 | 101 |
| 103 Display::~Display() { | 102 Display::~Display() {} |
| 104 } | |
| 105 | 103 |
| 106 int Display::RotationAsDegree() const { | 104 int Display::RotationAsDegree() const { |
| 107 switch (rotation_) { | 105 switch (rotation_) { |
| 108 case ROTATE_0: | 106 case ROTATE_0: |
| 109 return 0; | 107 return 0; |
| 110 case ROTATE_90: | 108 case ROTATE_90: |
| 111 return 90; | 109 return 90; |
| 112 case ROTATE_180: | 110 case ROTATE_180: |
| 113 return 180; | 111 return 180; |
| 114 case ROTATE_270: | 112 case ROTATE_270: |
| 115 return 270; | 113 return 270; |
| 116 } | 114 } |
| 117 | |
| 118 NOTREACHED(); | 115 NOTREACHED(); |
| 119 return 0; | 116 return 0; |
| 120 } | 117 } |
| 121 | 118 |
| 122 void Display::SetRotationAsDegree(int rotation) { | 119 void Display::SetRotationAsDegree(int rotation) { |
| 123 switch (rotation) { | 120 switch (rotation) { |
| 124 case 0: | 121 case 0: |
| 125 rotation_ = ROTATE_0; | 122 rotation_ = ROTATE_0; |
| 126 break; | 123 break; |
| 127 case 90: | 124 case 90: |
| 128 rotation_ = ROTATE_90; | 125 rotation_ = ROTATE_90; |
| 129 break; | 126 break; |
| 130 case 180: | 127 case 180: |
| 131 rotation_ = ROTATE_180; | 128 rotation_ = ROTATE_180; |
| 132 break; | 129 break; |
| 133 case 270: | 130 case 270: |
| 134 rotation_ = ROTATE_270; | 131 rotation_ = ROTATE_270; |
| 135 break; | 132 break; |
| 136 default: | 133 default: |
| 137 // We should not reach that but we will just ignore the call if we do. | 134 // We should not reach that but we will just ignore the call if we do. |
| 138 NOTREACHED(); | 135 NOTREACHED(); |
| 139 } | 136 } |
| 140 } | 137 } |
| 141 | 138 |
| 142 Insets Display::GetWorkAreaInsets() const { | 139 gfx::Insets Display::GetWorkAreaInsets() const { |
| 143 return gfx::Insets(work_area_.y() - bounds_.y(), | 140 return gfx::Insets(work_area_.y() - bounds_.y(), work_area_.x() - bounds_.x(), |
| 144 work_area_.x() - bounds_.x(), | |
| 145 bounds_.bottom() - work_area_.bottom(), | 141 bounds_.bottom() - work_area_.bottom(), |
| 146 bounds_.right() - work_area_.right()); | 142 bounds_.right() - work_area_.right()); |
| 147 } | 143 } |
| 148 | 144 |
| 149 void Display::SetScaleAndBounds( | 145 void Display::SetScaleAndBounds(float device_scale_factor, |
| 150 float device_scale_factor, | 146 const gfx::Rect& bounds_in_pixel) { |
| 151 const gfx::Rect& bounds_in_pixel) { | 147 gfx::Insets insets = bounds_.InsetsFrom(work_area_); |
| 152 Insets insets = bounds_.InsetsFrom(work_area_); | |
| 153 if (!HasForceDeviceScaleFactor()) { | 148 if (!HasForceDeviceScaleFactor()) { |
| 154 #if defined(OS_MACOSX) | 149 #if defined(OS_MACOSX) |
| 155 // Unless an explicit scale factor was provided for testing, ensure the | 150 // Unless an explicit scale factor was provided for testing, ensure the |
| 156 // scale is integral. | 151 // scale is integral. |
| 157 device_scale_factor = static_cast<int>(device_scale_factor); | 152 device_scale_factor = static_cast<int>(device_scale_factor); |
| 158 #endif | 153 #endif |
| 159 device_scale_factor_ = device_scale_factor; | 154 device_scale_factor_ = device_scale_factor; |
| 160 } | 155 } |
| 161 device_scale_factor_ = std::max(1.0f, device_scale_factor_); | 156 device_scale_factor_ = std::max(1.0f, device_scale_factor_); |
| 162 bounds_ = gfx::Rect(gfx::ScaleToFlooredPoint(bounds_in_pixel.origin(), | 157 bounds_ = gfx::Rect(gfx::ScaleToFlooredPoint(bounds_in_pixel.origin(), |
| (...skipping 16 matching lines...) Expand all Loading... |
| 179 work_area_.Inset(insets); | 174 work_area_.Inset(insets); |
| 180 } | 175 } |
| 181 | 176 |
| 182 gfx::Size Display::GetSizeInPixel() const { | 177 gfx::Size Display::GetSizeInPixel() const { |
| 183 return gfx::ScaleToFlooredSize(size(), device_scale_factor_); | 178 return gfx::ScaleToFlooredSize(size(), device_scale_factor_); |
| 184 } | 179 } |
| 185 | 180 |
| 186 std::string Display::ToString() const { | 181 std::string Display::ToString() const { |
| 187 return base::StringPrintf( | 182 return base::StringPrintf( |
| 188 "Display[%lld] bounds=%s, workarea=%s, scale=%f, %s", | 183 "Display[%lld] bounds=%s, workarea=%s, scale=%f, %s", |
| 189 static_cast<long long int>(id_), | 184 static_cast<long long int>(id_), bounds_.ToString().c_str(), |
| 190 bounds_.ToString().c_str(), | 185 work_area_.ToString().c_str(), device_scale_factor_, |
| 191 work_area_.ToString().c_str(), | |
| 192 device_scale_factor_, | |
| 193 IsInternal() ? "internal" : "external"); | 186 IsInternal() ? "internal" : "external"); |
| 194 } | 187 } |
| 195 | 188 |
| 196 bool Display::IsInternal() const { | 189 bool Display::IsInternal() const { |
| 197 return is_valid() && (id_ == internal_display_id_); | 190 return is_valid() && (id_ == internal_display_id_); |
| 198 } | 191 } |
| 199 | 192 |
| 200 // static | 193 // static |
| 201 int64_t Display::InternalDisplayId() { | 194 int64_t Display::InternalDisplayId() { |
| 202 DCHECK_NE(kInvalidDisplayID, internal_display_id_); | 195 DCHECK_NE(kInvalidDisplayID, internal_display_id_); |
| 203 return internal_display_id_; | 196 return internal_display_id_; |
| 204 } | 197 } |
| 205 | 198 |
| 206 // static | 199 // static |
| 207 void Display::SetInternalDisplayId(int64_t internal_display_id) { | 200 void Display::SetInternalDisplayId(int64_t internal_display_id) { |
| 208 internal_display_id_ = internal_display_id; | 201 internal_display_id_ = internal_display_id; |
| 209 } | 202 } |
| 210 | 203 |
| 211 // static | 204 // static |
| 212 bool Display::IsInternalDisplayId(int64_t display_id) { | 205 bool Display::IsInternalDisplayId(int64_t display_id) { |
| 213 DCHECK_NE(kInvalidDisplayID, display_id); | 206 DCHECK_NE(kInvalidDisplayID, display_id); |
| 214 return HasInternalDisplay() && internal_display_id_ == display_id; | 207 return HasInternalDisplay() && internal_display_id_ == display_id; |
| 215 } | 208 } |
| 216 | 209 |
| 217 // static | 210 // static |
| 218 bool Display::HasInternalDisplay() { | 211 bool Display::HasInternalDisplay() { |
| 219 return internal_display_id_ != kInvalidDisplayID; | 212 return internal_display_id_ != kInvalidDisplayID; |
| 220 } | 213 } |
| 221 | 214 |
| 222 } // namespace gfx | 215 } // namespace display |
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