src/video/allegro_v.h

   1 /*
   2  * This file is part of OpenTTD.
   3  * OpenTTD is free software; you can redistribute it and/or modify it under the terms of the GNU General Public License as published by the Free Software Foundation, version 2.
   4  * OpenTTD is distributed in the hope that it will be useful, but WITHOUT ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.
   5  * See the GNU General Public License for more details. You should have received a copy of the GNU General Public License along with OpenTTD. If not, see <http://www.gnu.org/licenses/>.
   6  */
   7
   8 /** @file allegro_v.h Base of the Allegro video driver. */
   9
  10 #ifndef VIDEO_ALLEGRO_H
  11 #define VIDEO_ALLEGRO_H
  12
  13 #include "video_driver.hpp"
  14
  15 /** The allegro video driver. */
  16 class VideoDriver_Allegro : public VideoDriver {
  17 public:
  18         std::optional<std::string_view> Start(const StringList &param) override;
  19
  20         void Stop() override;
  21
  22         void MakeDirty(int left, int top, int width, int height) override;
  23
  24         void MainLoop() override;
  25
  26         bool ChangeResolution(int w, int h) override;
  27
  28         bool ToggleFullscreen(bool fullscreen) override;
  29
  30         bool AfterBlitterChange() override;
  31
  32         bool ClaimMousePointer() override;
  33
  34         std::vector<int> GetListOfMonitorRefreshRates() override;
  35
  36         std::string_view GetName() const override { return "allegro"; }
  37
  38 protected:
  39         void InputLoop() override;
  40         void Paint() override;
  41         void CheckPaletteAnim() override;
  42         bool PollEvent() override;
  43 };
  44
  45 /** Factory for the allegro video driver. */
  46 class FVideoDriver_Allegro : public DriverFactoryBase {
  47 public:
  48         FVideoDriver_Allegro() : DriverFactoryBase(Driver::DT_VIDEO, 4, "allegro", "Allegro Video Driver") {}
  49         Driver *CreateInstance() const override { return new VideoDriver_Allegro(); }
  50 };
  51
  52 #endif /* VIDEO_ALLEGRO_H */