diff options
Diffstat (limited to 'backends/graphics/gp2xsdl')
| -rw-r--r-- | backends/graphics/gp2xsdl/gp2xsdl-graphics.cpp | 183 | ||||
| -rw-r--r-- | backends/graphics/gp2xsdl/gp2xsdl-graphics.h | 48 |
2 files changed, 231 insertions, 0 deletions
diff --git a/backends/graphics/gp2xsdl/gp2xsdl-graphics.cpp b/backends/graphics/gp2xsdl/gp2xsdl-graphics.cpp new file mode 100644 index 0000000000..a1e351251a --- /dev/null +++ b/backends/graphics/gp2xsdl/gp2xsdl-graphics.cpp @@ -0,0 +1,183 @@ +/* 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. + * + * $URL$ + * $Id$ + * + */ + +#ifdef GP2X + +#include "backends/graphics/gp2xsdl/gp2xsdl-graphics.h" +#include "graphics/scaler/aspect.h" +#include <SDL_gp2x.h> + +static const OSystem::GraphicsMode s_supportedGraphicsModes[] = { + {"Fullscreen", "1x", GFX_NORMAL}, + {0, 0, 0} +}; + +GP2XSdlGraphicsManager::GP2XSdlGraphicsManager() + : + _adjustZoomOnMouse(false) { + +} + +const OSystem::GraphicsMode *GP2XSdlGraphicsManager::getSupportedGraphicsModes() const { + return s_supportedGraphicsModes; +} + +int GP2XSdlGraphicsManager::getDefaultGraphicsMode() const { + return GFX_NORMAL; +} + + +bool GP2XSdlGraphicsManager::hasFeature(OSystem::Feature f) { + if (f == OSystem::kFeatureIconifyWindow) + return false; + + return SdlGraphicsManager::hasFeature(f); +} + +void GP2XSdlGraphicsManager::setFeatureState(OSystem::Feature f, bool enable) { + if (f != OSystem::kFeatureIconifyWindow) + SdlGraphicsManager::setFeatureState(f, enable); +} + +void GP2XSdlGraphicsManager::drawMouse() { + if (!_mouseVisible || !_mouseSurface) { + _mouseBackup.x = _mouseBackup.y = _mouseBackup.w = _mouseBackup.h = 0; + return; + } + + SDL_Rect zoomdst; + SDL_Rect dst; + int scale; + int hotX, hotY; + int tmpScreenWidth, tmpScreenHeight; + + // Temp vars to ensure we zoom to the LCD resolution or greater. + tmpScreenWidth = _videoMode.screenWidth; + tmpScreenHeight = _videoMode.screenHeight; + + if (_videoMode.screenHeight <= 240) { + tmpScreenHeight = 240; + } + + if (_videoMode.screenWidth <= 320) { + tmpScreenWidth = 320; + } + + dst.x = _mouseCurState.x; + dst.y = _mouseCurState.y; + + if (!_overlayVisible) { + scale = _videoMode.scaleFactor; + dst.w = _mouseCurState.vW; + dst.h = _mouseCurState.vH; + hotX = _mouseCurState.vHotX; + hotY = _mouseCurState.vHotY; + } else { + scale = 1; + dst.w = _mouseCurState.rW; + dst.h = _mouseCurState.rH; + hotX = _mouseCurState.rHotX; + hotY = _mouseCurState.rHotY; + } + + // The mouse is undrawn using virtual coordinates, i.e. they may be + // scaled and aspect-ratio corrected. + + _mouseBackup.x = dst.x - hotX; + _mouseBackup.y = dst.y - hotY; + _mouseBackup.w = dst.w; + _mouseBackup.h = dst.h; + + // We draw the pre-scaled cursor image, so now we need to adjust for + // scaling, shake position and aspect ratio correction manually. + + if (!_overlayVisible) { + dst.y += _currentShakePos; + } + + if (_videoMode.aspectRatioCorrection && !_overlayVisible) + dst.y = real2Aspect(dst.y); + + dst.x = scale * dst.x - _mouseCurState.rHotX; + dst.y = scale * dst.y - _mouseCurState.rHotY; + dst.w = _mouseCurState.rW; + dst.h = _mouseCurState.rH; + + // Hacking about with the zoom around mouse pointer stuff. + if (_adjustZoomOnMouse){ + + zoomdst.w = (tmpScreenWidth / 2); + zoomdst.h = (tmpScreenHeight / 2); + + // Create a zoomed rect centered on the mouse pointer. + // Will pan 1/4 of the screen. + + if (dst.x > ((tmpScreenWidth / 4) * 3)) { + zoomdst.x = (tmpScreenWidth / 2); + } else { + zoomdst.x = (dst.x - (tmpScreenWidth / 4)); + if (zoomdst.x < 0) { + zoomdst.x = 0; + } + } + + if (dst.y > ((tmpScreenHeight / 4) * 3)) { + zoomdst.y = (tmpScreenHeight / 2); + } else { + zoomdst.y = (dst.y - (tmpScreenHeight / 4)); + if (zoomdst.y < 0) { + zoomdst.y = 0; + } + } + SDL_GP2X_Display(&zoomdst); + } else { + + // Make sure we are looking at the whole screen otherwise. + + zoomdst.x = 0; + zoomdst.y = 0; + zoomdst.w = (tmpScreenWidth); + zoomdst.h = (tmpScreenHeight); + + SDL_GP2X_Display(&zoomdst); + }; + + // Note that SDL_BlitSurface() and addDirtyRect() will both perform any + // clipping necessary + + if (SDL_BlitSurface(_mouseSurface, NULL, _hwscreen, &dst) != 0) + error("SDL_BlitSurface failed: %s", SDL_GetError()); + + // The screen will be updated using real surface coordinates, i.e. + // they will not be scaled or aspect-ratio corrected. + + addDirtyRect(dst.x, dst.y, dst.w, dst.h, true); +} + +void GP2XSdlGraphicsManager::toggleZoomOnMouse() { + _adjustZoomOnMouse = !_adjustZoomOnMouse; +} + +#endif diff --git a/backends/graphics/gp2xsdl/gp2xsdl-graphics.h b/backends/graphics/gp2xsdl/gp2xsdl-graphics.h new file mode 100644 index 0000000000..776a9b1a0f --- /dev/null +++ b/backends/graphics/gp2xsdl/gp2xsdl-graphics.h @@ -0,0 +1,48 @@ +/* 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. + * + * $URL$ + * $Id$ + * + */ + +#ifndef BACKENDS_GRAPHICS_SDL_GP2X_H +#define BACKENDS_GRAPHICS_SDL_GP2X_H + +#include "backends/graphics/sdl/sdl-graphics.h" + +class GP2XSdlGraphicsManager : public SdlGraphicsManager { +public: + + virtual const OSystem::GraphicsMode *getSupportedGraphicsModes() const; + virtual int getDefaultGraphicsMode() const; + virtual void drawMouse(); + + virtual bool hasFeature(OSystem::Feature f); + virtual void setFeatureState(OSystem::Feature f, bool enable); + + // Toggles zoom adjust on mouse + void toggleZoomOnMouse(); + +protected: + bool _adjustZoomOnMouse; +}; + +#endif |