OpenTTD Source: src/video/allegro_v.h Source File

OpenTTD Source 15.0-RC2

allegro_v.h
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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 <https://www.gnu.org/licenses/old-licenses/gpl-2.0>.
6 */
7
10#ifndef VIDEO_ALLEGRO_H
11#define VIDEO_ALLEGRO_H
12
13#include "video_driver.hpp"
14
16 class VideoDriver_Allegro : public VideoDriver {
17public:
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
38protected:
39 void InputLoop() override;
40 void Paint() override;
41 void CheckPaletteAnim() override;
42 bool PollEvent() override;
43};
44
46 class FVideoDriver_Allegro : public DriverFactoryBase {
47public:
48 FVideoDriver_Allegro() : DriverFactoryBase(Driver::DT_VIDEO, 4, "allegro", "Allegro Video Driver") {}
49 std::unique_ptr<Driver> CreateInstance() const override { return std::make_unique<VideoDriver_Allegro>(); }
50};
51
52#endif /* VIDEO_ALLEGRO_H */
DriverFactoryBase
Base for all driver factories.
Definition driver.h:57
Driver::DT_VIDEO
@ DT_VIDEO
A video driver.
Definition driver.h:42
FVideoDriver_Allegro
Factory for the allegro video driver.
Definition allegro_v.h:46
FVideoDriver_Allegro::CreateInstance
std::unique_ptr< Driver > CreateInstance() const override
Create an instance of this driver-class.
Definition allegro_v.h:49
VideoDriver_Allegro
The allegro video driver.
Definition allegro_v.h:16
VideoDriver_Allegro::MainLoop
void MainLoop() override
Perform the actual drawing.
VideoDriver_Allegro::ToggleFullscreen
bool ToggleFullscreen(bool fullscreen) override
Change the full screen setting.
VideoDriver_Allegro::PollEvent
bool PollEvent() override
Process a single system event.
VideoDriver_Allegro::GetName
std::string_view GetName() const override
Get the name of this driver.
Definition allegro_v.h:36
VideoDriver_Allegro::ChangeResolution
bool ChangeResolution(int w, int h) override
Change the resolution of the window.
VideoDriver_Allegro::InputLoop
void InputLoop() override
Handle input logic, is CTRL pressed, should we fast-forward, etc.
VideoDriver_Allegro::MakeDirty
void MakeDirty(int left, int top, int width, int height) override
Mark a particular area dirty.
VideoDriver_Allegro::Paint
void Paint() override
Paint the window.
VideoDriver_Allegro::Start
std::optional< std::string_view > Start(const StringList &param) override
Start this driver.
VideoDriver_Allegro::Stop
void Stop() override
Stop this driver.
VideoDriver_Allegro::CheckPaletteAnim
void CheckPaletteAnim() override
Process any pending palette animation.
VideoDriver_Allegro::GetListOfMonitorRefreshRates
std::vector< int > GetListOfMonitorRefreshRates() override
Get a list of refresh rates of each available monitor.
VideoDriver_Allegro::AfterBlitterChange
bool AfterBlitterChange() override
Callback invoked after the blitter was changed.
VideoDriver
The base of all video drivers.
Definition video_driver.hpp:35
StringList
std::vector< std::string > StringList
Type for a list of strings.
Definition string_type.h:60
video_driver.hpp
Base of all video drivers.