OpenTTD Source  20241108-master-g80f628063a
sdl2_default_v.h
Go to the documentation of this file.
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 
10 #ifndef VIDEO_SDL2_DEFAULT_H
11 #define VIDEO_SDL2_DEFAULT_H
12 
13 #include "sdl2_v.h"
14 
17 public:
18  std::string_view GetName() const override { return "sdl"; }
19 
20 protected:
21  bool AllocateBackingStore(int w, int h, bool force = false) override;
22  void *GetVideoPointer() override;
23  void Paint() override;
24 
25  void ReleaseVideoPointer() override {}
26 
27 private:
28  void UpdatePalette();
29  void MakePalette();
30 };
31 
34 public:
35  FVideoDriver_SDL_Default() : DriverFactoryBase(Driver::DT_VIDEO, 5, "sdl", "SDL Video Driver") {}
36  Driver *CreateInstance() const override { return new VideoDriver_SDL_Default(); }
37 };
38 
39 #endif /* VIDEO_SDL2_DEFAULT_H */
Base for all driver factories.
Definition: driver.h:57
DriverFactoryBase(Driver::Type type, int priority, const char *name, const char *description)
Construct a new DriverFactory.
Definition: driver.cpp:244
A driver for communicating with the user.
Definition: driver.h:21
@ DT_VIDEO
A video driver.
Definition: driver.h:42
Factory for the SDL video driver.
Driver * CreateInstance() const override
Create an instance of this driver-class.
The SDL video driver.
Definition: sdl2_v.h:18
The SDL video driver using default SDL backend.
bool AllocateBackingStore(int w, int h, bool force=false) override
(Re-)create the backing store.
void ReleaseVideoPointer() override
Hand video buffer back to the painting backend.
void * GetVideoPointer() override
Get a pointer to the video buffer.
void Paint() override
Paint the window.
std::string_view GetName() const override
Get the name of this driver.
Base of the SDL2 video driver.