| // Copyright 2016 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. |
| |
| #ifndef UI_OZONE_PLATFORM_WAYLAND_WAYLAND_OUTPUT_H_ |
| #define UI_OZONE_PLATFORM_WAYLAND_WAYLAND_OUTPUT_H_ |
| |
| #include <stdint.h> |
| |
| #include "ui/gfx/geometry/rect.h" |
| #include "ui/ozone/platform/wayland/wayland_object.h" |
| |
| namespace ui { |
| |
| // WaylandOutput objects keep track of the current output of display |
| // that are available to the application. |
| class WaylandOutput { |
| public: |
| class Observer { |
| public: |
| // Will be called when wl_output is available. |
| virtual void OnOutputReadyForUse() = 0; |
| }; |
| |
| WaylandOutput(wl_output*); |
| ~WaylandOutput(); |
| |
| // Returns the geometry of the output. |
| gfx::Rect Geometry() const { return rect_; } |
| void SetObserver(Observer* observer) { observer_ = observer; } |
| Observer* observer() { return observer_; } |
| |
| private: |
| // Callback functions used for setting geometric properties of the output |
| // and available modes. |
| static void OutputHandleGeometry(void* data, |
| wl_output* output, |
| int32_t x, |
| int32_t y, |
| int32_t physical_width, |
| int32_t physical_height, |
| int32_t subpixel, |
| const char* make, |
| const char* model, |
| int32_t output_transform); |
| |
| static void OutputHandleMode(void* data, |
| wl_output* wl_output, |
| uint32_t flags, |
| int32_t width, |
| int32_t height, |
| int32_t refresh); |
| |
| wl::Object<wl_output> output_; |
| gfx::Rect rect_; |
| |
| Observer* observer_; |
| |
| DISALLOW_COPY_AND_ASSIGN(WaylandOutput); |
| }; |
| |
| } // namespace ui |
| |
| #endif // UI_OZONE_PLATFORM_WAYLAND_WAYLAND_SCREEN_H_ |