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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 #ifndef UI_OZONE_PLATFORM_WAYLAND_WAYLAND_OUTPUT_H_ | |
6 #define UI_OZONE_PLATFORM_WAYLAND_WAYLAND_OUTPUT_H_ | |
7 | |
8 #include <stdint.h> | |
9 | |
10 #include "ui/gfx/geometry/rect.h" | |
11 #include "ui/ozone/platform/wayland/wayland_object.h" | |
12 | |
13 namespace ui { | |
14 | |
15 // WaylandOutput objects keep track of the current output of display | |
16 // that are available to the application. | |
17 class WaylandOutput { | |
18 public: | |
19 class Observer { | |
20 public: | |
21 // Will be called when wl_output is available. | |
22 virtual void OnOutputReadyForUse() = 0; | |
23 }; | |
24 | |
25 WaylandOutput(wl_output*); | |
26 ~WaylandOutput(); | |
27 | |
28 // Returns the resolution of the screen. | |
29 gfx::Rect Geometry() const { return rect_; } | |
30 void SetObserver(Observer* observer) { observer_ = observer; } | |
31 Observer* observer() { return observer_; } | |
32 | |
33 private: | |
34 // Callback functions that allows the display to initialize the screen's | |
rjkroege
2016/09/25 14:44:31
in Chrome naming, Display == 1 physical monitor, S
joone
2016/09/27 08:25:20
Done.
| |
35 // position and available modes. | |
36 static void OutputHandleGeometry(void* data, | |
37 wl_output* output, | |
38 int32_t x, | |
39 int32_t y, | |
40 int32_t physical_width, | |
41 int32_t physical_height, | |
42 int32_t subpixel, | |
43 const char* make, | |
44 const char* model, | |
45 int32_t output_transform); | |
46 | |
47 static void OutputHandleMode(void* data, | |
48 wl_output* wl_output, | |
49 uint32_t flags, | |
50 int32_t width, | |
51 int32_t height, | |
52 int32_t refresh); | |
53 | |
54 wl::Object<wl_output> output_; | |
55 gfx::Rect rect_; | |
56 | |
57 Observer* observer_; | |
58 | |
59 DISALLOW_COPY_AND_ASSIGN(WaylandOutput); | |
60 }; | |
61 | |
62 } // namespace ui | |
63 | |
64 #endif // UI_OZONE_PLATFORM_WAYLAND_WAYLAND_SCREEN_H_ | |
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