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1 // Copyright 2016 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/gfx/win/display_info.h" | |
6 | |
7 #include "base/hash.h" | |
8 #include "base/strings/utf_string_conversions.h" | |
9 | |
10 namespace { | |
11 | |
12 gfx::Display::Rotation GetRotationForDevice(const wchar_t* device_name) { | |
13 DEVMODE mode; | |
14 ::ZeroMemory(&mode, sizeof(mode)); | |
15 mode.dmSize = sizeof(mode); | |
16 mode.dmDriverExtra = 0; | |
17 if (::EnumDisplaySettings(device_name, ENUM_CURRENT_SETTINGS, &mode)) { | |
18 switch (mode.dmDisplayOrientation) { | |
19 case DMDO_DEFAULT: | |
20 return gfx::Display::ROTATE_0; | |
21 case DMDO_90: | |
22 return gfx::Display::ROTATE_90; | |
23 case DMDO_180: | |
24 return gfx::Display::ROTATE_180; | |
25 case DMDO_270: | |
26 return gfx::Display::ROTATE_270; | |
27 default: | |
28 NOTREACHED(); | |
29 } | |
30 } | |
31 return gfx::Display::ROTATE_0; | |
32 } | |
33 | |
34 } // namespace | |
35 | |
36 namespace gfx { | |
37 namespace win { | |
38 | |
39 // static | |
40 int64_t DisplayInfo::HashDeviceName(const wchar_t* device_name) { | |
41 return static_cast<int64_t>(base::Hash(base::WideToUTF8(device_name))); | |
42 } | |
43 | |
44 DisplayInfo::DisplayInfo(const MONITORINFOEX& monitor_info, | |
45 float device_scale_factor) | |
46 : DisplayInfo(monitor_info, | |
47 device_scale_factor, | |
48 GetRotationForDevice(monitor_info.szDevice)) {} | |
49 | |
50 DisplayInfo::DisplayInfo(const MONITORINFOEX& monitor_info, | |
51 float device_scale_factor, | |
52 gfx::Display::Rotation rotation) | |
53 : id_(HashDeviceName(monitor_info.szDevice)), | |
54 screen_rect_(monitor_info.rcMonitor), | |
55 screen_work_rect_(monitor_info.rcWork), | |
56 rotation_(rotation), | |
57 device_scale_factor_(device_scale_factor) {} | |
58 | |
59 int64_t DisplayInfo::id() const { | |
60 return id_; | |
61 } | |
62 | |
63 gfx::Display::Rotation DisplayInfo::rotation() const { | |
64 return rotation_; | |
65 } | |
66 | |
67 const gfx::Rect& DisplayInfo::screen_rect() const { | |
68 return screen_rect_; | |
69 } | |
70 | |
71 const gfx::Rect& DisplayInfo::screen_work_rect() const { | |
72 return screen_work_rect_; | |
73 } | |
74 | |
75 float DisplayInfo::device_scale_factor() const { | |
76 return device_scale_factor_; | |
77 } | |
oshima
2016/01/28 18:32:04
any reason not to inline these?
robliao
2016/01/29 01:44:41
See
https://www.chromium.org/developers/coding-sty
| |
78 | |
79 } // namespace win | |
80 } // namespace gfx | |
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