Initial commit

engines/glk/level9/level9_main.h

@@ -0,0 +1,139 @@
+/* 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 3 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, see <http://www.gnu.org/licenses/>.
+ *
+ */
+
+#ifndef GLK_LEVEL9_LEVEL9_MAIN
+#define GLK_LEVEL9_LEVEL9_MAIN
+
+#include "common/scummsys.h"
+#include "common/endian.h"
+#include "common/stream.h"
+#include "common/serializer.h"
+
+namespace Glk {
+namespace Level9 {
+
+typedef byte L9BYTE;
+typedef uint16 L9UINT16;
+typedef uint32 L9UINT32;
+typedef bool L9BOOL;
+
+#if defined(FALSE)
+#undef FALSE
+#endif
+
+#if defined(TRUE)
+#undef TRUE
+#endif
+
+#define FALSE false
+#define TRUE true
+
+#define LISTAREASIZE 0x800
+#define STACKSIZE 1024
+#define V1FILESIZE 0x600
+
+#ifndef MAX_PATH
+#define MAX_PATH 256
+#endif
+
+struct GameState {
+	L9UINT32 Id;
+	L9UINT16 codeptr, stackptr, listsize, stacksize;
+	L9UINT16 vartable[256];
+	L9BYTE listarea[LISTAREASIZE];
+	L9UINT16 stack[STACKSIZE];
+	uint16 checksum;
+
+	void synchronize(Common::Serializer &s);
+
+	void calculateChecksum();
+};
+
+enum BitmapType {
+	NO_BITMAPS,
+	AMIGA_BITMAPS,
+	PC1_BITMAPS,
+	PC2_BITMAPS,
+	C64_BITMAPS,
+	BBC_BITMAPS,
+	CPC_BITMAPS,
+	MAC_BITMAPS,
+	ST1_BITMAPS,
+	ST2_BITMAPS
+};
+
+struct Colour {
+	L9BYTE red, green, blue;
+};
+
+struct Bitmap {
+	L9UINT16 width, height;
+	L9BYTE *bitmap;
+	Colour palette[32];
+	L9UINT16 npalette;
+};
+
+#define MAX_BITMAP_WIDTH 512
+#define MAX_BITMAP_HEIGHT 218
+
+#define L9WORD(x) READ_LE_UINT16(x)
+#define L9SETWORD(x,val) WRITE_LE_UINT16(x, val)
+#define L9SETDWORD(x,val) WRITE_LE_UINT32(x, val)
+
+extern byte *startdata;
+extern uint32 FileSize;
+
+extern void level9_initialize();
+extern void printstring(const char *buf);
+
+/* routines provided by os dependent code */
+extern void os_printchar(char c);
+extern L9BOOL os_input(char *ibuff, int size);
+extern char os_readchar(int millis);
+extern L9BOOL os_stoplist(void);
+extern void os_flush(void);
+extern L9BOOL os_get_game_file(char *NewName, int Size);
+extern void os_set_filenumber(char *NewName, int Size, int n);
+extern void os_graphics(int mode);
+extern void os_cleargraphics(void);
+extern void os_setcolour(int colour, int index);
+extern void os_drawline(int x1, int y1, int x2, int y2, int colour1, int colour2);
+extern void os_fill(int x, int y, int colour1, int colour2);
+extern void os_show_bitmap(int pic, int x, int y);
+extern Common::SeekableReadStream *os_open_script_file(void);
+
+/* routines provided by level9 interpreter */
+extern L9BOOL LoadGame(const char *filename, char *picname);
+extern L9BOOL RunGame(void);
+extern void StopGame(void);
+extern void RestoreGame(char *filename);
+extern void FreeMemory(void);
+extern void GetPictureSize(int *width, int *height);
+extern L9BOOL RunGraphics(void);
+
+/* bitmap routines provided by level9 interpreter */
+BitmapType DetectBitmaps(char *dir);
+Bitmap *DecodeBitmap(char *dir, BitmapType type, int num, int x, int y);
+
+} // End of namespace Level9
+} // End of namespace Glk
+
+#endif