Moved engines to the new engines/ directory

svn-id: r20582

1 files changed, 206 insertions, 0 deletions

diff --git a/engines/kyra/screen.h b/engines/kyra/screen.h
new file mode 100644
index 0000000000..0f2c59cbea
--- /dev/null
+++ b/engines/kyra/screen.h
@@ -0,0 +1,206 @@
+/* ScummVM - Scumm Interpreter
+ * Copyright (C) 2004-2006 The ScummVM project
+ *
+ * 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 KYRASCREEN_H
+#define KYRASCREEN_H
+
+#include "common/util.h"
+#include <stdarg.h>
+
+class OSystem;
+
+namespace Kyra {
+
+class KyraEngine;
+class Debugger;
+struct Rect;
+
+struct ScreenDim {
+	uint16 sx;
+	uint16 sy;
+	uint16 w;
+	uint16 h;
+	uint16 unk8;
+	uint16 unkA;
+	uint16 unkC;
+	uint16 unkE;
+};
+
+struct Font {
+	uint8 *fontData;
+	uint8 *charWidthTable;
+	uint16 charBoxHeight;
+	uint16 charBitmapOffset;
+	uint16 charWidthTableOffset;
+	uint16 charHeightTableOffset;
+};
+
+class Screen {
+	friend class Debugger;
+public:
+
+	enum {
+		SCREEN_W = 320,
+		SCREEN_H = 200,
+		SCREEN_PAGE_SIZE = 320 * 200 + 1024,
+		SCREEN_PAGE_NUM  = 16
+	};
+
+	enum CopyRegionFlags {
+		CR_X_FLIPPED  = 0x01,
+		CR_CLIPPED    = 0x02
+	};
+
+	enum DrawShapeFlags {
+		DSF_X_FLIPPED  = 0x01,
+		DSF_Y_FLIPPED  = 0x02,
+		DSF_SCALE      = 0x04,
+		DSF_WND_COORDS = 0x10,
+		DSF_CENTER     = 0x20
+	};
+	
+	enum FontId {
+		FID_6_FNT = 0,
+		FID_8_FNT,
+		FID_CRED6_FNT,
+		FID_CRED8_FNT,
+		FID_NUM
+	};
+	
+	Screen(KyraEngine *vm, OSystem *system);
+	~Screen();
+
+	void updateScreen();
+	uint8 *getPagePtr(int pageNum);
+	void clearPage(int pageNum);
+	int setCurPage(int pageNum);
+	void clearCurPage();
+	uint8 getPagePixel(int pageNum, int x, int y);
+	void setPagePixel(int pageNum, int x, int y, uint8 color);
+	void fadeFromBlack();
+	void fadeToBlack();
+	void fadeSpecialPalette(int palIndex, int startIndex, int size, int fadeTime);
+	void fadePalette(const uint8 *palData, int delay);
+	void setScreenPalette(const uint8 *palData);
+	void copyToPage0(int y, int h, uint8 page, uint8 *seqBuf);
+	void copyRegion(int x1, int y1, int x2, int y2, int w, int h, int srcPage, int dstPage, int flags=0);
+	void copyBlockToPage(int pageNum, int x, int y, int w, int h, const uint8 *src);
+	void copyFromCurPageBlock(int x, int y, int w, int h, const uint8 *src);
+	void copyCurPageBlock(int x, int y, int w, int h, uint8 *dst);
+	void shuffleScreen(int sx, int sy, int w, int h, int srcPage, int dstPage, int ticks, bool transparent);
+	void fillRect(int x1, int y1, int x2, int y2, uint8 color, int pageNum = -1);
+	void drawLine(bool horizontal, int x, int y, int length, int color);
+	void drawClippedLine(int x1, int y1, int x2, int y2, int color);
+	void drawShadedBox(int x1, int y1, int x2, int y2, int color1, int color2);
+	void drawBox(int x1, int y1, int x2, int y2, int color);
+	void setAnimBlockPtr(int size);
+	void setTextColorMap(const uint8 *cmap);
+	void setTextColor(const uint8 *cmap, int a, int b);
+	void loadFont(FontId fontId, uint8 *fontData);
+	FontId setFont(FontId fontId);
+	int getCharWidth(uint8 c) const;
+	int getTextWidth(const char *str) const;
+	void printText(const char *str, int x, int y, uint8 color1, uint8 color2);
+	void drawChar(uint8 c, int x, int y);
+	void setScreenDim(int dim);
+	void drawShapePlotPixelCallback1(uint8 *dst, uint8 color);
+	void drawShape(uint8 pageNum, const uint8 *shapeData, int x, int y, int sd, int flags, ...);
+	static void decodeFrame3(const uint8 *src, uint8 *dst, uint32 size);
+	static void decodeFrame4(const uint8 *src, uint8 *dst, uint32 dstSize);
+	static void decodeFrameDelta(uint8 *dst, const uint8 *src);
+	static void decodeFrameDeltaPage(uint8 *dst, const uint8 *src, int pitch, int noXor);
+	uint8 *encodeShape(int x, int y, int w, int h, int flags);
+	void copyRegionToBuffer(int pageNum, int x, int y, int w, int h, uint8 *dest);
+		
+	int getRectSize(int x, int y);
+	void hideMouse();
+	void showMouse();
+	void setShapePages(int page1, int page2);
+	void setMouseCursor(int x, int y, byte *shape);
+	uint8 *getPalette(int num);
+	
+	byte getShapeFlag1(int x, int y);
+	byte getShapeFlag2(int x, int y);
+	int setNewShapeHeight(uint8 *shape, int height);
+	int resetShapeHeight(uint8 *shape);
+	
+	void addBitBlitRect(int x, int y, int w, int h);
+	void bitBlitRects();
+	
+	void savePageToDisk(const char *file, int page);
+	void loadPageFromDisk(const char *file, int page);
+	void deletePageFromDisk(int page);
+
+	void blockInRegion(int x, int y, int width, int height);
+	void blockOutRegion(int x, int y, int width, int height);
+
+	void backUpRect0(int xpos, int ypos);
+	void restoreRect0(int xpos, int ypos);
+	void backUpRect1(int xpos, int ypos);
+	void restoreRect1(int xpos, int ypos);
+	void copyBackgroundBlock(int x, int page, int flag);
+	void copyBackgroundBlock2(int x);
+	void rectClip(int &x, int &y, int w, int h);
+	int getDrawLayer(int x, int y);
+	int getDrawLayer2(int x, int y, int height);
+
+	int _charWidth;
+	int _charOffset;
+	int _curPage;
+	uint8 *_currentPalette;
+	uint8 *_shapePages[2];
+
+	const ScreenDim *_curDim;
+	
+	static const ScreenDim _screenDimTable[];
+	static const int _screenDimTableCount;
+private:
+	int16 encodeShapeAndCalculateSize(uint8 *from, uint8 *to, int size);
+	void restoreMouseRect();
+	void copyMouseToScreen();
+	void copyScreenFromRect(int x, int y, int w, int h, uint8 *ptr);
+	void copyScreenToRect(int x, int y, int w, int h, uint8 *ptr);
+
+	uint8 *_pagePtrs[16];
+	uint8 *_saveLoadPage[8];
+	uint8 *_screenPalette;
+	uint8 *_palettes[3];
+	FontId _currentFont;
+	Font _fonts[FID_NUM];
+	uint8 _textColorsMap[16];
+	uint8 *_decodeShapeBuffer;
+	int _decodeShapeBufferSize;
+	uint8 *_animBlockPtr;
+	int _animBlockSize;
+	int _mouseLockCount;
+	
+	Rect *_bitBlitRects;
+	int _bitBlitNum;
+	uint8 *_unkPtr1, *_unkPtr2;
+
+	OSystem *_system;
+	KyraEngine *_vm;
+};
+
+} // End of namespace Kyra
+
+#endif