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| 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 | |
| 3 // found in the LICENSE file. | |
| 4 | |
| 5 #include "ui/display/screen.h" | |
| 6 | |
| 7 #include "base/logging.h" | |
| 8 #include "base/macros.h" | |
| 9 #include "ui/display/display.h" | |
| 10 #include "ui/gfx/android/device_display_info.h" | |
| 11 #include "ui/gfx/geometry/size_conversions.h" | |
| 12 | |
| 13 namespace display { | |
| 14 | |
| 15 class ScreenAndroid : public Screen { | |
| 16 public: | |
| 17 ScreenAndroid() {} | |
| 18 | |
| 19 gfx::Point GetCursorScreenPoint() override { return gfx::Point(); } | |
| 20 | |
| 21 bool IsWindowUnderCursor(gfx::NativeWindow window) override { | |
| 22 NOTIMPLEMENTED(); | |
| 23 return false; | |
| 24 } | |
| 25 | |
| 26 gfx::NativeWindow GetWindowAtScreenPoint(const gfx::Point& point) override { | |
| 27 NOTIMPLEMENTED(); | |
| 28 return NULL; | |
| 29 } | |
| 30 | |
| 31 Display GetPrimaryDisplay() const override { | |
| 32 gfx::DeviceDisplayInfo device_info; | |
| 33 const float device_scale_factor = device_info.GetDIPScale(); | |
| 34 // Note: GetPhysicalDisplayWidth/Height() does not subtract window | |
| 35 // decorations etc. Use it instead of GetDisplayWidth/Height() when | |
| 36 // available. | |
| 37 const gfx::Rect bounds_in_pixels = | |
| 38 gfx::Rect(device_info.GetPhysicalDisplayWidth() | |
| 39 ? device_info.GetPhysicalDisplayWidth() | |
| 40 : device_info.GetDisplayWidth(), | |
| 41 device_info.GetPhysicalDisplayHeight() | |
| 42 ? device_info.GetPhysicalDisplayHeight() | |
| 43 : device_info.GetDisplayHeight()); | |
| 44 const gfx::Rect bounds_in_dip = gfx::Rect(gfx::ScaleToCeiledSize( | |
| 45 bounds_in_pixels.size(), 1.0f / device_scale_factor)); | |
| 46 Display display(0, bounds_in_dip); | |
| 47 if (!Display::HasForceDeviceScaleFactor()) | |
| 48 display.set_device_scale_factor(device_scale_factor); | |
| 49 display.SetRotationAsDegree(device_info.GetRotationDegrees()); | |
| 50 display.set_color_depth(device_info.GetBitsPerPixel()); | |
| 51 display.set_depth_per_component(device_info.GetBitsPerComponent()); | |
| 52 display.set_is_monochrome(device_info.GetBitsPerComponent() == 0); | |
| 53 return display; | |
| 54 } | |
| 55 | |
| 56 Display GetDisplayNearestWindow(gfx::NativeView view) const override { | |
| 57 return GetPrimaryDisplay(); | |
| 58 } | |
| 59 | |
| 60 Display GetDisplayNearestPoint(const gfx::Point& point) const override { | |
| 61 return GetPrimaryDisplay(); | |
| 62 } | |
| 63 | |
| 64 int GetNumDisplays() const override { return 1; } | |
| 65 | |
| 66 std::vector<Display> GetAllDisplays() const override { | |
| 67 return std::vector<Display>(1, GetPrimaryDisplay()); | |
| 68 } | |
| 69 | |
| 70 Display GetDisplayMatching(const gfx::Rect& match_rect) const override { | |
| 71 return GetPrimaryDisplay(); | |
| 72 } | |
| 73 | |
| 74 void AddObserver(DisplayObserver* observer) override { | |
| 75 // no display change on Android. | |
| 76 } | |
| 77 | |
| 78 void RemoveObserver(DisplayObserver* observer) override { | |
| 79 // no display change on Android. | |
| 80 } | |
| 81 | |
| 82 private: | |
| 83 DISALLOW_COPY_AND_ASSIGN(ScreenAndroid); | |
| 84 }; | |
| 85 | |
| 86 Screen* CreateNativeScreen() { | |
| 87 return new ScreenAndroid; | |
| 88 } | |
| 89 | |
| 90 } // namespace display | |
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Chromium Code Reviews
Issue 2416403002:
Reland of Android: support multiple displays on C++ side (Closed)
