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Diffstat (limited to 'backends/platform/psp/display_manager.h')
-rw-r--r-- | backends/platform/psp/display_manager.h | 114 |
1 files changed, 114 insertions, 0 deletions
diff --git a/backends/platform/psp/display_manager.h b/backends/platform/psp/display_manager.h new file mode 100644 index 0000000000..de5fcf94c8 --- /dev/null +++ b/backends/platform/psp/display_manager.h @@ -0,0 +1,114 @@ +/* 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. + * + * $URL: https://scummvm.svn.sourceforge.net/svnroot/scummvm/scummvm/trunk/backends/platform/psp/osys_psp.cpp $ + * $Id: osys_psp.cpp 47541 2010-01-25 01:39:44Z lordhoto $ + * + */ + +#ifndef PSP_DISPLAY_MAN_H +#define PSP_DISPLAY_MAN_H + +/** + * Class used only by DisplayManager to start/stop GU rendering + */ +class MasterGuRenderer { +public: + MasterGuRenderer() : _lastRenderTime(0) {} + void guInit(); + void guPreRender(); + void guPostRender(); + void guShutDown(); +private: + static uint32 _displayList[]; + uint32 _lastRenderTime; // For measuring rendering + void guProgramDisplayBufferSizes(); +}; + +class Screen; +class Overlay; +class Cursor; +class PSPKeyboard; + +/** + * Class that manages all display clients + */ +class DisplayManager { +public: + enum GraphicsModeID { ///> Possible output formats onscreen + CENTERED_320X200, + CENTERED_435X272, + STRETCHED_480X272, + CENTERED_362X272 + }; + DisplayManager() : _screen(0), _cursor(0), _overlay(0), _keyboard(0), _lastUpdateTime(0), _graphicsMode(0) {} + ~DisplayManager(); + + void init(); + void renderAll(); + bool setGraphicsMode(int mode); + bool setGraphicsMode(const char *name); + int getGraphicsMode() const { return _graphicsMode; } + uint32 getDefaultGraphicsMode() const { return STRETCHED_480X272; } + const OSystem::GraphicsMode* getSupportedGraphicsModes() const { return _supportedModes; } + + // Setters + void setScreen(Screen *screen) { _screen = screen; } + void setCursor(Cursor *cursor) { _cursor = cursor; } + void setOverlay(Overlay *overlay) { _overlay = overlay; } + void setKeyboard(PSPKeyboard *keyboard) { _keyboard = keyboard; } + void setSizeAndPixelFormat(uint width, uint height, const Graphics::PixelFormat *format); + + // Getters + float getScaleX() { return _displayParams.scaleX; } + float getScaleY() { return _displayParams.scaleY; } + uint32 getOutputWidth() { return _displayParams.screenOutput.width; } + uint32 getOutputHeight() { return _displayParams.screenOutput.height; } + uint32 getOutputBitsPerPixel() { return _displayParams.outputBitsPerPixel; } + Common::List<Graphics::PixelFormat> getSupportedPixelFormats(); + +private: + struct GlobalDisplayParams { + Dimensions screenOutput; + Dimensions screenSource; + float scaleX; + float scaleY; + uint32 outputBitsPerPixel; // How many bits end up on-screen + GlobalDisplayParams() : scaleX(0.0f), scaleY(0.0f), outputBitsPerPixel(0) {} + }; + + // Pointers to DisplayClients + Screen *_screen; + Cursor *_cursor; + Overlay *_overlay; + PSPKeyboard *_keyboard; + + MasterGuRenderer _masterGuRenderer; + uint32 _lastUpdateTime; // For limiting FPS + int _graphicsMode; + GlobalDisplayParams _displayParams; + static const OSystem::GraphicsMode _supportedModes[]; + + void calculateScaleParams(); // calculates scaling factor + bool isTimeToUpdate(); // should we update the screen now +}; + + +#endif /* PSP_DISPLAY_MAN_H */ |