1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
|
// Copyright 2012 The Chromium Authors
// Use of this source code is governed by a BSD-style license that can be
// found in the LICENSE file.
#ifndef UI_AURA_TEST_TEST_SCREEN_H_
#define UI_AURA_TEST_TEST_SCREEN_H_
#include <map>
#include <unordered_map>
#include "base/memory/raw_ptr.h"
#include "ui/aura/window_observer.h"
#include "ui/display/display.h"
#include "ui/display/screen_base.h"
namespace gfx {
class ColorSpace;
class Insets;
class Rect;
class Transform;
}
namespace aura {
class Window;
class WindowTreeHost;
// A minimal, testing Aura implementation of display::Screen.
// TODO(bruthig): Consider extending gfx::test::TestScreen.
class TestScreen : public display::ScreenBase, public WindowObserver {
public:
// Creates a display::Screen of the specified size. If no size is specified,
// then creates a 800x600 screen. |size| is in physical pixels.
static TestScreen* Create(const gfx::Size& size);
TestScreen(const TestScreen&) = delete;
TestScreen& operator=(const TestScreen&) = delete;
~TestScreen() override;
WindowTreeHost* CreateHostForPrimaryDisplay();
void SetDeviceScaleFactor(float device_scale_factor, bool resize_host = true);
void SetColorSpace(
const gfx::ColorSpace& color_space,
float sdr_white_level = gfx::ColorSpace::kDefaultSDRWhiteLevel);
void SetDisplayRotation(display::Display::Rotation rotation);
void SetUIScale(float ui_scale);
void SetWorkAreaInsets(const gfx::Insets& insets);
void SetPreferredScaleFactorForWindow(gfx::NativeWindow window,
float scale_factor);
protected:
static gfx::NativeWindow GetWindowForPoint(Window* window,
const gfx::Point& local_point);
gfx::Transform GetRotationTransform() const;
gfx::Transform GetUIScaleTransform() const;
// WindowObserver overrides:
void OnWindowBoundsChanged(Window* window,
const gfx::Rect& old_bounds,
const gfx::Rect& new_bounds,
ui::PropertyChangeReason reason) override;
void OnWindowDestroying(Window* window) override;
// display::Screen overrides:
gfx::Point GetCursorScreenPoint() override;
bool IsWindowUnderCursor(gfx::NativeWindow window) override;
gfx::NativeWindow GetWindowAtScreenPoint(const gfx::Point& point) override;
gfx::NativeWindow GetLocalProcessWindowAtPoint(
const gfx::Point& point,
const std::set<gfx::NativeWindow>& ignore) override;
display::Display GetDisplayNearestWindow(
gfx::NativeWindow window) const override;
std::string GetCurrentWorkspace() override;
std::optional<float> GetPreferredScaleFactorForWindow(
gfx::NativeWindow window) const override;
private:
explicit TestScreen(const gfx::Rect& screen_bounds);
raw_ptr<aura::WindowTreeHost> host_ = nullptr;
std::unordered_map<gfx::NativeWindow, float> preferred_scale_factors_;
float ui_scale_ = 1.0f;
};
} // namespace aura
#endif // UI_AURA_TEST_TEST_SCREEN_H_
|
