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Diffstat (limited to 'engines/sci/graphics/gui_screen.h')
| -rw-r--r-- | engines/sci/graphics/gui_screen.h | 130 |
1 files changed, 130 insertions, 0 deletions
diff --git a/engines/sci/graphics/gui_screen.h b/engines/sci/graphics/gui_screen.h new file mode 100644 index 0000000000..8a54e88829 --- /dev/null +++ b/engines/sci/graphics/gui_screen.h @@ -0,0 +1,130 @@ +/* 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 SCI_GUI_SCREEN_H +#define SCI_GUI_SCREEN_H + +#include "sci/sci.h" +#include "sci/graphics/gui_helpers.h" + +namespace Sci { + +#define SCI_SCREEN_MAXHEIGHT 400 + +#define SCI_SCREEN_MASK_VISUAL 1 +#define SCI_SCREEN_MASK_PRIORITY 2 +#define SCI_SCREEN_MASK_CONTROL 4 +#define SCI_SCREEN_MASK_DISPLAY 8 // not official sierra sci +#define SCI_SCREEN_MASK_ALL SCI_SCREEN_MASK_VISUAL|SCI_SCREEN_MASK_PRIORITY|SCI_SCREEN_MASK_CONTROL + +#define SCI_SCREEN_UNDITHERMEMORIAL_SIZE 256 + +class SciGuiScreen { +public: + SciGuiScreen(ResourceManager *resMan, int16 width = 320, int16 height = 200, bool upscaledHires = false); + ~SciGuiScreen(); + + void copyToScreen(); + void copyFromScreen(byte *buffer); + void copyRectToScreen(const Common::Rect &rect); + void copyRectToScreen(const Common::Rect &rect, int16 x, int16 y); + + byte getDrawingMask(byte color, byte prio, byte control); + void putPixel(int x, int y, byte drawMask, byte color, byte prio, byte control); + void putPixelOnDisplay(int x, int y, byte color); + void drawLine(Common::Point startPoint, Common::Point endPoint, byte color, byte prio, byte control); + void drawLine(int16 left, int16 top, int16 right, int16 bottom, byte color, byte prio, byte control) { + drawLine(Common::Point(left, top), Common::Point(right, bottom), color, prio, control); + } + bool getUpscaledHires() { + return _upscaledHires; + } + byte getVisual(int x, int y); + byte getPriority(int x, int y); + byte getControl(int x, int y); + byte isFillMatch(int16 x, int16 y, byte drawMask, byte t_color, byte t_pri, byte t_con); + + int bitsGetDataSize(Common::Rect rect, byte mask); + void bitsSave(Common::Rect rect, byte mask, byte *memoryPtr); + void bitsGetRect(byte *memoryPtr, Common::Rect *destRect); + void bitsRestore(byte *memoryPtr); + + void setPalette(GuiPalette*pal); + + void setVerticalShakePos(uint16 shakePos); + + void scale2x(byte *src, byte *dst, int16 srcWidth, int16 srcHeight); + + void dither(bool addToFlag); + void unditherSetState(bool flag); + int16 *unditherGetMemorial(); + + void debugShowMap(int mapNo); + + uint16 _width; + uint16 _height; + uint _pixels; + uint16 _displayWidth; + uint16 _displayHeight; + uint _displayPixels; + + int _picNotValid; // possible values 0, 1 and 2 + int _picNotValidSci11; // another variable that is used by kPicNotValid in sci1.1 + + byte _colorWhite; + byte _colorDefaultVectorData; + +private: + void bitsRestoreScreen(Common::Rect rect, byte *&memoryPtr, byte *screen); + void bitsRestoreDisplayScreen(Common::Rect rect, byte *&memoryPtr); + void bitsSaveScreen(Common::Rect rect, byte *screen, byte *&memoryPtr); + void bitsSaveDisplayScreen(Common::Rect rect, byte *&memoryPtr); + + bool _unditherState; + int16 _unditherMemorial[SCI_SCREEN_UNDITHERMEMORIAL_SIZE]; + +public: // HACK. TODO: make private + // these screens have the real resolution of the game engine (320x200 for SCI0/SCI1/SCI11 games, 640x480 for SCI2 games) + // SCI0 games will be dithered in here at any time + byte *_visualScreen; + byte *_priorityScreen; + byte *_controlScreen; + + // this screen is the one that is actually displayed to the user. It may be 640x480 for japanese SCI1 games + // SCI0 games may be undithered in here. Only read from this buffer for Save/ShowBits usage. + byte *_displayScreen; +private: + Common::Rect getScaledRect(Common::Rect rect); + + ResourceManager *_resMan; + + // this is a pointer to the currently active screen (changing it only required for debug purposes) + byte *_activeScreen; + bool _upscaledHires; +}; + +} // End of namespace Sci + +#endif |