mirror of
https://github.com/libretro/scummvm.git
synced 2024-12-16 14:50:17 +00:00
a509afdf4d
This function used to be called from the Engine class, but was
not longer used since commit 432fd522
. The single remaining use
was an internal use in the SurfaceSdlGraphicsManager, and I kept
the behaviour there while removing the function.
186 lines
6.0 KiB
C++
186 lines
6.0 KiB
C++
/* ScummVM - Graphic Adventure Engine
|
|
*
|
|
* ScummVM is the legal property of its developers, whose names
|
|
* are too numerous to list here. Please refer to the COPYRIGHT
|
|
* file distributed with this source distribution.
|
|
*
|
|
* This program 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; either version 2
|
|
* of the License, or (at your option) any later version.
|
|
*
|
|
* This program 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 this program; if not, write to the Free Software
|
|
* Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA.
|
|
*
|
|
*/
|
|
|
|
#ifndef BACKENDS_MODULAR_BACKEND_H
|
|
#define BACKENDS_MODULAR_BACKEND_H
|
|
|
|
#include "backends/base-backend.h"
|
|
|
|
class GraphicsManager;
|
|
class MixerManager;
|
|
class MutexManager;
|
|
|
|
/**
|
|
* Base classes for modular backends.
|
|
*
|
|
* They wrap most functions to their manager equivalent, but not
|
|
* all OSystem functions are implemented here.
|
|
*
|
|
* A backend derivated from these classes, will need to implement
|
|
* these functions on its own:
|
|
* OSystem::pollEvent()
|
|
* OSystem::getMillis()
|
|
* OSystem::delayMillis()
|
|
* OSystem::getTimeAndDate()
|
|
* OSystem::quit()
|
|
*
|
|
* And, it should also initialize all the managers variables
|
|
* declared in this class, or override their related functions.
|
|
*/
|
|
class ModularGraphicsBackend : virtual public BaseBackend {
|
|
public:
|
|
ModularGraphicsBackend();
|
|
virtual ~ModularGraphicsBackend();
|
|
|
|
/** @name Features */
|
|
//@{
|
|
|
|
virtual bool hasFeature(Feature f) override;
|
|
virtual void setFeatureState(Feature f, bool enable) override;
|
|
virtual bool getFeatureState(Feature f) override;
|
|
|
|
//@}
|
|
|
|
/** @name Graphics */
|
|
//@{
|
|
|
|
GraphicsManager *getGraphicsManager();
|
|
virtual const GraphicsMode *getSupportedGraphicsModes() const override;
|
|
virtual int getDefaultGraphicsMode() const override;
|
|
virtual bool setGraphicsMode(int mode, uint flags = kGfxModeNoFlags) override;
|
|
virtual int getGraphicsMode() const override;
|
|
virtual const GraphicsMode *getSupportedShaders() const override final;
|
|
virtual int getDefaultShader() const override final;
|
|
virtual int getShader() const override final;
|
|
virtual bool setShader(int id) override final;
|
|
virtual const GraphicsMode *getSupportedStretchModes() const override final;
|
|
virtual int getDefaultStretchMode() const override final;
|
|
virtual bool setStretchMode(int mode) override final;
|
|
virtual int getStretchMode() const override final;
|
|
#ifdef USE_RGB_COLOR
|
|
virtual Graphics::PixelFormat getScreenFormat() const override final;
|
|
virtual Common::List<Graphics::PixelFormat> getSupportedFormats() const override final;
|
|
#endif
|
|
virtual void initSize(uint width, uint height, const Graphics::PixelFormat *format = NULL) override final;
|
|
virtual void initSizeHint(const Graphics::ModeList &modes) override final;
|
|
virtual int getScreenChangeID() const override final;
|
|
|
|
virtual void beginGFXTransaction() override final;
|
|
virtual OSystem::TransactionError endGFXTransaction() override final;
|
|
|
|
virtual int16 getHeight() override final;
|
|
virtual int16 getWidth() override final;
|
|
virtual PaletteManager *getPaletteManager() override final;
|
|
virtual void copyRectToScreen(const void *buf, int pitch, int x, int y, int w, int h) override final;
|
|
virtual Graphics::Surface *lockScreen() override final;
|
|
virtual void unlockScreen() override final;
|
|
virtual void fillScreen(uint32 col) override final;
|
|
virtual void updateScreen() override final;
|
|
virtual void setShakePos(int shakeXOffset, int shakeYOffset) override final;
|
|
virtual void setFocusRectangle(const Common::Rect& rect) override final;
|
|
virtual void clearFocusRectangle() override final;
|
|
|
|
virtual void showOverlay() override final;
|
|
virtual void hideOverlay() override final;
|
|
virtual bool isOverlayVisible() const override final;
|
|
virtual Graphics::PixelFormat getOverlayFormat() const override final;
|
|
virtual void clearOverlay() override final;
|
|
virtual void grabOverlay(void *buf, int pitch) override final;
|
|
virtual void copyRectToOverlay(const void *buf, int pitch, int x, int y, int w, int h) override final;
|
|
virtual int16 getOverlayHeight() override final;
|
|
virtual int16 getOverlayWidth() override final;
|
|
|
|
virtual bool showMouse(bool visible) override final;
|
|
virtual void warpMouse(int x, int y) override final;
|
|
virtual void setMouseCursor(const void *buf, uint w, uint h, int hotspotX, int hotspotY, uint32 keycolor, bool dontScale = false, const Graphics::PixelFormat *format = NULL) override final;
|
|
virtual void setCursorPalette(const byte *colors, uint start, uint num) override final;
|
|
virtual bool lockMouse(bool lock) override final;
|
|
|
|
//@}
|
|
|
|
/** @name Miscellaneous */
|
|
//@{
|
|
|
|
virtual void displayMessageOnOSD(const Common::U32String &msg) override final;
|
|
virtual void displayActivityIconOnOSD(const Graphics::Surface *icon) override final;
|
|
|
|
virtual void saveScreenshot() override final;
|
|
|
|
//@}
|
|
|
|
protected:
|
|
/** @name Managers variables */
|
|
//@{
|
|
|
|
GraphicsManager *_graphicsManager;
|
|
|
|
//@}
|
|
};
|
|
|
|
class ModularMixerBackend : virtual public BaseBackend {
|
|
public:
|
|
ModularMixerBackend();
|
|
virtual ~ModularMixerBackend();
|
|
|
|
/** @name Sound */
|
|
//@{
|
|
|
|
virtual MixerManager *getMixerManager();
|
|
virtual Audio::Mixer *getMixer() override final;
|
|
|
|
//@}
|
|
|
|
protected:
|
|
/** @name Managers variables */
|
|
//@{
|
|
|
|
MixerManager *_mixerManager;
|
|
|
|
//@}
|
|
};
|
|
|
|
class ModularMutexBackend : virtual public BaseBackend {
|
|
public:
|
|
ModularMutexBackend();
|
|
virtual ~ModularMutexBackend();
|
|
|
|
/** @name Mutex handling */
|
|
//@{
|
|
|
|
virtual MutexRef createMutex() override final;
|
|
virtual void lockMutex(MutexRef mutex) override final;
|
|
virtual void unlockMutex(MutexRef mutex) override final;
|
|
virtual void deleteMutex(MutexRef mutex) override final;
|
|
|
|
//@}
|
|
|
|
protected:
|
|
/** @name Managers variables */
|
|
//@{
|
|
|
|
MutexManager *_mutexManager;
|
|
|
|
//@}
|
|
};
|
|
|
|
#endif
|