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/*
* This file is part of OpenTTD.
* 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.
* 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.
* 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/>.
*/
/** @file cocoa_v.h The Cocoa video driver. */
#ifndef VIDEO_COCOA_H
#define VIDEO_COCOA_H
#include "../video_driver.hpp"
#include "../../core/geometry_type.hpp"
extern bool _cocoa_video_started;
@class OTTD_CocoaWindowDelegate;
@class OTTD_CocoaWindow;
@class OTTD_CocoaView;
class VideoDriver_Cocoa : public VideoDriver {
private:
Dimension orig_res; ///< Saved window size for non-fullscreen mode.
public:
bool setup; ///< Window is currently being created.
OTTD_CocoaWindow *window; ///< Pointer to window object
OTTD_CocoaView *cocoaview; ///< Pointer to view object
CGColorSpaceRef color_space; ///< Window color space
OTTD_CocoaWindowDelegate *delegate; //!< Window delegate object
public:
VideoDriver_Cocoa();
void Stop() override;
void MainLoop() override;
void MakeDirty(int left, int top, int width, int height) override;
bool AfterBlitterChange() override;
bool ChangeResolution(int w, int h) override;
bool ToggleFullscreen(bool fullscreen) override;
void EditBoxLostFocus() override;
/* --- The following methods should be private, but can't be due to Obj-C limitations. --- */
void MainLoopReal();
virtual void AllocateBackingStore(bool force = false) = 0;
protected:
Rect dirty_rect; ///< Region of the screen that needs redrawing.
bool buffer_locked; ///< Video buffer was locked by the main thread.
Dimension GetScreenSize() const override;
float GetDPIScale() override;
void InputLoop() override;
bool LockVideoBuffer() override;
void UnlockVideoBuffer() override;
bool PollEvent() override;
void GameSizeChanged();
const char *Initialize();
void UpdateVideoModes();
bool MakeWindow(int width, int height);
virtual NSView* AllocateDrawView() = 0;
/** Get a pointer to the video buffer. */
virtual void *GetVideoPointer() = 0;
/** Hand video buffer back to the drawing backend. */
virtual void ReleaseVideoPointer() {}
private:
bool IsFullscreen();
};
class VideoDriver_CocoaQuartz : public VideoDriver_Cocoa {
private:
int buffer_depth; ///< Colour depth of used frame buffer
void *pixel_buffer; ///< used for direct pixel access
void *window_buffer; ///< Colour translation from palette to screen
int window_width; ///< Current window width in pixel
int window_height; ///< Current window height in pixel
int window_pitch;
uint32 palette[256]; ///< Colour Palette
void BlitIndexedToView32(int left, int top, int right, int bottom);
void UpdatePalette(uint first_color, uint num_colors);
public:
CGContextRef cgcontext; ///< Context reference for Quartz subdriver
VideoDriver_CocoaQuartz();
const char *Start(const StringList ¶m) override;
void Stop() override;
/** Return driver name */
const char *GetName() const override { return "cocoa"; }
void AllocateBackingStore(bool force = false) override;
protected:
void Paint() override;
void CheckPaletteAnim() override;
NSView* AllocateDrawView() override;
void *GetVideoPointer() override { return this->buffer_depth == 8 ? this->pixel_buffer : this->window_buffer; }
};
class FVideoDriver_CocoaQuartz : public DriverFactoryBase {
public:
FVideoDriver_CocoaQuartz() : DriverFactoryBase(Driver::DT_VIDEO, 10, "cocoa", "Cocoa Video Driver") {}
Driver *CreateInstance() const override { return new VideoDriver_CocoaQuartz(); }
};
#endif /* VIDEO_COCOA_H */
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