File: screen_android.cc

package info (click to toggle)
chromium-browser 41.0.2272.118-1
  • links: PTS, VCS
  • area: main
  • in suites: jessie-kfreebsd
  • size: 2,189,132 kB
  • sloc: cpp: 9,691,462; ansic: 3,341,451; python: 712,689; asm: 518,779; xml: 208,926; java: 169,820; sh: 119,353; perl: 68,907; makefile: 28,311; yacc: 13,305; objc: 11,385; tcl: 3,186; cs: 2,225; sql: 2,217; lex: 2,215; lisp: 1,349; pascal: 1,256; awk: 407; ruby: 155; sed: 53; php: 14; exp: 11
file content (91 lines) | stat: -rw-r--r-- 2,822 bytes parent folder | download
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
90
91
// Copyright (c) 2012 The Chromium Authors. All rights reserved.
// Use of this source code is governed by a BSD-style license that can be
// found in the LICENSE file.

#include "ui/gfx/screen.h"

#include "base/logging.h"
#include "ui/gfx/android/device_display_info.h"
#include "ui/gfx/display.h"
#include "ui/gfx/geometry/size_conversions.h"

namespace gfx {

class ScreenAndroid : public Screen {
 public:
  ScreenAndroid() {}

  virtual gfx::Point GetCursorScreenPoint() override { return gfx::Point(); }

  virtual gfx::NativeWindow GetWindowUnderCursor() override {
    NOTIMPLEMENTED();
    return NULL;
  }

  virtual gfx::NativeWindow GetWindowAtScreenPoint(const gfx::Point& point)
      override {
    NOTIMPLEMENTED();
    return NULL;
  }

  virtual gfx::Display GetPrimaryDisplay() const override {
    gfx::DeviceDisplayInfo device_info;
    const float device_scale_factor = device_info.GetDIPScale();
    // Note: GetPhysicalDisplayWidth/Height() does not subtract window
    // decorations etc. Use it instead of GetDisplayWidth/Height() when
    // available.
    const gfx::Rect bounds_in_pixels =
        gfx::Rect(device_info.GetPhysicalDisplayWidth()
                      ? device_info.GetPhysicalDisplayWidth()
                      : device_info.GetDisplayWidth(),
                  device_info.GetPhysicalDisplayHeight()
                      ? device_info.GetPhysicalDisplayHeight()
                      : device_info.GetDisplayHeight());
    const gfx::Rect bounds_in_dip =
        gfx::Rect(gfx::ToCeiledSize(gfx::ScaleSize(
            bounds_in_pixels.size(), 1.0f / device_scale_factor)));
    gfx::Display display(0, bounds_in_dip);
    if (!gfx::Display::HasForceDeviceScaleFactor())
      display.set_device_scale_factor(device_scale_factor);
    display.SetRotationAsDegree(device_info.GetRotationDegrees());
    return display;
  }

  virtual gfx::Display GetDisplayNearestWindow(
      gfx::NativeView view) const override {
    return GetPrimaryDisplay();
  }

  virtual gfx::Display GetDisplayNearestPoint(
      const gfx::Point& point) const override {
    return GetPrimaryDisplay();
  }

  virtual int GetNumDisplays() const override { return 1; }

  virtual std::vector<gfx::Display> GetAllDisplays() const override {
    return std::vector<gfx::Display>(1, GetPrimaryDisplay());
  }

  virtual gfx::Display GetDisplayMatching(
      const gfx::Rect& match_rect) const override {
    return GetPrimaryDisplay();
  }

  virtual void AddObserver(DisplayObserver* observer) override {
    // no display change on Android.
  }

  virtual void RemoveObserver(DisplayObserver* observer) override {
    // no display change on Android.
  }

 private:
  DISALLOW_COPY_AND_ASSIGN(ScreenAndroid);
};

Screen* CreateNativeScreen() {
  return new ScreenAndroid;
}

}  // namespace gfx