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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 #ifndef UI_AURA_TEST_TEST_SCREEN_H_ | |
| 6 #define UI_AURA_TEST_TEST_SCREEN_H_ | |
| 7 | |
| 8 #include "base/compiler_specific.h" | |
| 9 #include "ui/aura/window_observer.h" | |
| 10 #include "ui/gfx/display.h" | |
| 11 #include "ui/gfx/screen.h" | |
| 12 | |
| 13 namespace gfx { | |
| 14 class Insets; | |
| 15 class Rect; | |
| 16 class Transform; | |
| 17 } | |
| 18 | |
| 19 namespace aura { | |
| 20 class Window; | |
| 21 class WindowTreeHost; | |
| 22 | |
| 23 // A minimal, testing Aura implementation of gfx::Screen. | |
| 24 class TestScreen : public gfx::Screen, | |
| 25 public WindowObserver { | |
| 26 public: | |
| 27 // Creates a gfx::Screen of the specified size. If no size is specified, then | |
| 28 // creates a 800x600 screen. |size| is in physical pixels. | |
| 29 static TestScreen* Create(const gfx::Size& size); | |
| 30 // Creates a TestScreen that uses fullscreen for the display. | |
| 31 static TestScreen* CreateFullscreen(); | |
| 32 virtual ~TestScreen(); | |
| 33 | |
| 34 WindowTreeHost* CreateHostForPrimaryDisplay(); | |
| 35 | |
| 36 void SetDeviceScaleFactor(float device_scale_fator); | |
| 37 void SetDisplayRotation(gfx::Display::Rotation rotation); | |
| 38 void SetUIScale(float ui_scale); | |
| 39 void SetWorkAreaInsets(const gfx::Insets& insets); | |
| 40 | |
| 41 protected: | |
| 42 gfx::Transform GetRotationTransform() const; | |
| 43 gfx::Transform GetUIScaleTransform() const; | |
| 44 | |
| 45 // WindowObserver overrides: | |
| 46 virtual void OnWindowBoundsChanged(Window* window, | |
| 47 const gfx::Rect& old_bounds, | |
| 48 const gfx::Rect& new_bounds) override; | |
| 49 virtual void OnWindowDestroying(Window* window) override; | |
| 50 | |
| 51 // gfx::Screen overrides: | |
| 52 virtual bool IsDIPEnabled() override; | |
| 53 virtual gfx::Point GetCursorScreenPoint() override; | |
| 54 virtual gfx::NativeWindow GetWindowUnderCursor() override; | |
| 55 virtual gfx::NativeWindow GetWindowAtScreenPoint(const gfx::Point& point) | |
| 56 override; | |
| 57 virtual int GetNumDisplays() const override; | |
| 58 virtual std::vector<gfx::Display> GetAllDisplays() const override; | |
| 59 virtual gfx::Display GetDisplayNearestWindow( | |
| 60 gfx::NativeView view) const override; | |
| 61 virtual gfx::Display GetDisplayNearestPoint( | |
| 62 const gfx::Point& point) const override; | |
| 63 virtual gfx::Display GetDisplayMatching( | |
| 64 const gfx::Rect& match_rect) const override; | |
| 65 virtual gfx::Display GetPrimaryDisplay() const override; | |
| 66 virtual void AddObserver(gfx::DisplayObserver* observer) override; | |
| 67 virtual void RemoveObserver(gfx::DisplayObserver* observer) override; | |
| 68 | |
| 69 private: | |
| 70 explicit TestScreen(const gfx::Rect& screen_bounds); | |
| 71 | |
| 72 aura::WindowTreeHost* host_; | |
| 73 | |
| 74 gfx::Display display_; | |
| 75 | |
| 76 float ui_scale_; | |
| 77 | |
| 78 DISALLOW_COPY_AND_ASSIGN(TestScreen); | |
| 79 }; | |
| 80 | |
| 81 } // namespace aura | |
| 82 | |
| 83 #endif // UI_AURA_TEST_TEST_SCREEN_H_ | |
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