/* 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. * * $URL$ * $Id$ * */ /* * This code is based on original Hugo Trilogy source code * * Copyright (c) 1989-1995 David P. Gray * */ #ifndef HUGO_DISPLAY_H #define HUGO_DISPLAY_H namespace Hugo { enum overlayState_t {UNDEF, FG, BG}; // Overlay state static const int kShapeSize = 24; static const int kFontLength = 128; // Number of chars in font static const int kFontSize = 1200; // Max size of font data static const int kNumFonts = 3; // Number of dib fonts static const int kCenter = -1; // Used to center text in x struct rect_t { // Rectangle used in Display list int16 x; // Position in dib int16 y; // Position in dib int16 dx; // width int16 dy; // height }; /** * A black and white Windows-style arrow cursor (12x20). * 0 = Black (#000000 in 24-bit RGB). * 1 = Transparent. * 15 = White (#FFFFFF in 24-bit RGB). * This cursor comes from Mohawk engine. */ static const byte stdMouseCursor[] = { 0, 0, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 0, 15, 0, 1, 1, 1, 1, 1, 1, 1, 1, 1, 0, 15, 15, 0, 1, 1, 1, 1, 1, 1, 1, 1, 0, 15, 15, 15, 0, 1, 1, 1, 1, 1, 1, 1, 0, 15, 15, 15, 15, 0, 1, 1, 1, 1, 1, 1, 0, 15, 15, 15, 15, 15, 0, 1, 1, 1, 1, 1, 0, 15, 15, 15, 15, 15, 15, 0, 1, 1, 1, 1, 0, 15, 15, 15, 15, 15, 15, 15, 0, 1, 1, 1, 0, 15, 15, 15, 15, 15, 15, 15, 15, 0, 1, 1, 0, 15, 15, 15, 15, 15, 15, 15, 15, 15, 0, 1, 0, 15, 15, 15, 15, 15, 15, 0, 0, 0, 0, 0, 0, 15, 15, 15, 0, 15, 15, 0, 1, 1, 1, 1, 0, 15, 15, 0, 0, 15, 15, 0, 1, 1, 1, 1, 0, 15, 0, 1, 0, 0, 15, 15, 0, 1, 1, 1, 0, 0, 1, 1, 1, 0, 15, 15, 0, 1, 1, 1, 0, 1, 1, 1, 1, 1, 0, 15, 15, 0, 1, 1, 1, 1, 1, 1, 1, 1, 0, 15, 15, 0, 1, 1, 1, 1, 1, 1, 1, 1, 1, 0, 15, 15, 0, 1, 1, 1, 1, 1, 1, 1, 1, 0, 15, 15, 0, 1, 1, 1, 1, 1, 1, 1, 1, 1, 0, 0, 1, 1 }; static const byte stdMouseCursorHeight = 20; static const byte stdMouseCursorWidth = 12; class Screen { public: Screen(HugoEngine *vm); virtual ~Screen(); virtual void loadFont(int16 fontId) = 0; virtual void loadFontArr(Common::File &in) = 0; int16 fontHeight(); int16 stringLength(const char *s); void displayBackground(); void displayFrame(int sx, int sy, seq_t *seq, bool foreFl); void displayList(dupdate_t update, ...); void displayRect(int16 x, int16 y, int16 dx, int16 dy); void drawHotspots(); void drawRectangle(bool filledFl, int16 x1, int16 y1, int16 x2, int16 y2, int color); void drawShape(int x, int y, int color1, int color2); void drawStatusText(); void freeFonts(); void freePalette(); void hideCursor(); void initDisplay(); void initNewScreenDisplay(); void loadPalette(Common::File &in); void moveImage(image_pt srcImage, int16 x1, int16 y1, int16 dx, int16 dy, int16 width1, image_pt dstImage, int16 x2, int16 y2, int16 width2); void remapPal(uint16 oldIndex, uint16 newIndex); void resetInventoryObjId(); void restorePal(Common::SeekableReadStream *f); void savePal(Common::WriteStream *f); void setBackgroundColor(long color); void setCursorPal(); void selectInventoryObjId(int16 objId); void shadowStr(int16 sx, int16 sy, const char *s, byte color); void showCursor(); void userHelp(); void writeStr(int16 sx, int16 sy, const char *s, byte color); icondib_t &getIconBuffer() { return _iconBuffer; } viewdib_t &getBackBuffer() { return _backBuffer; } viewdib_t &getBackBufferBackup() { return _backBufferBackup; } viewdib_t &getFrontBuffer() { return _frontBuffer; } viewdib_t &getGUIBuffer() { return _GUIBuffer; } protected: HugoEngine *_vm; static const int kRectListSize = 16; // Size of add/restore rect lists static const int kBlitListSize = kRectListSize * 2; // Size of dirty rect blit list inline bool isInX(int16 x, rect_t *rect); inline bool isInY(int16 y, rect_t *rect); inline bool isOverlaping(rect_t *rectA, rect_t *rectB); bool fontLoadedFl[kNumFonts]; // Fonts used in dib (non-GDI) byte *_arrayFont[kNumFonts]; byte _fnt; // Current font number byte _fontdata[kNumFonts][kFontSize]; // Font data byte *_font[kNumFonts][kFontLength]; // Ptrs to each char byte *_mainPalette; int16 _arrayFontSize[kNumFonts]; private: byte *_curPalette; byte _iconImage[kInvDx * kInvDy]; byte _paletteSize; icondib_t _iconBuffer; // Inventory icon DIB int16 mergeLists(rect_t *list, rect_t *blist, int16 len, int16 blen, int16 bmax); int16 center(const char *s); overlayState_t findOvl(seq_t *seq_p, image_pt dst_p, uint16 y); viewdib_t _frontBuffer; viewdib_t _backBuffer; viewdib_t _GUIBuffer; // User interface images viewdib_t _backBufferBackup; // Backup _backBuffer during inventory void createPal(); void merge(rect_t *rectA, rect_t *rectB); void writeChr(int sx, int sy, byte color, char *local_fontdata); }; class Screen_v1d : public Screen { public: Screen_v1d(HugoEngine *vm); ~Screen_v1d(); void loadFont(int16 fontId); void loadFontArr(Common::File &in); }; class Screen_v1w : public Screen { public: Screen_v1w(HugoEngine *vm); ~Screen_v1w(); void loadFont(int16 fontId); void loadFontArr(Common::File &in); }; } // End of namespace Hugo #endif //HUGO_DISPLAY_H