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engines/cge/snail.h

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+/* 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/>.
+ *
+ */
+
+/*
+ * This code is based on original Soltys source code
+ * Copyright (c) 1994-1995 Janusz B. Wisniewski and L.K. Avalon
+ */
+
+#ifndef CGE_COMMANDHANDLER_H
+#define CGE_COMMANDHANDLER_H
+
+#include "cge/cge.h"
+
+namespace CGE {
+
+#define kCommandFrameRate 80
+#define kCommandFrameDelay (1000 / kCommandFrameRate)
+#define kDressed 3
+
+enum CommandType {
+	kCmdLabel,  kCmdPause,  kCmdWait,        kCmdLevel,       kCmdHide,
+	kCmdSay,    kCmdInf,    kCmdTime,        kCmdCave,        kCmdKill,
+	kCmdRSeq,   kCmdSeq,    kCmdSend,        kCmdSwap,        kCmdKeep,
+	kCmdGive,   kCmdIf,     kCmdGame,        kCmdSetX0,       kCmdSetY0,
+	kCmdSlave,  kCmdSetXY,  kCmdRelX,        kCmdRelY,        kCmdRelZ,
+	kCmdSetX,   kCmdSetY,   kCmdSetZ,        kCmdTrans,       kCmdPort,
+	kCmdNext,   kCmdNNext,  kCmdTNext,       kCmdRNNext,      kCmdRTNext,
+	kCmdRMNear, kCmdRmTake, kCmdFlag,        kCmdSetRef,      kCmdBackPt,
+	kCmdFlash,  kCmdLight,  kCmdSetVBarrier, kCmdSetHBarrier, kCmdWalk,
+	kCmdReach,  kCmdCover,  kCmdUncover,     kCmdClear,       kCmdTalk,
+	kCmdMouse,  kCmdSound,  kCmdCount,       kCmdExec,        kCmdStep,
+	kCmdZTrim,  kCmdGhost
+};
+
+class CommandHandler {
+public:
+	struct Command {
+		CommandType _commandType;
+		int _ref;
+		int _val;
+		void *_spritePtr;
+		CallbackType _cbType;
+	} *_commandList;
+	static const char *_commandText[];
+	bool _talkEnable;
+
+	CommandHandler(CGEEngine *vm, bool turbo);
+	~CommandHandler();
+	void runCommand();
+	void addCommand(CommandType com, int ref, int val, void *ptr);
+	void addCallback(CommandType com, int ref, int val, CallbackType cbType);
+	void insertCommand(CommandType com, int ref, int val, void *ptr);
+	bool idle();
+	void reset();
+private:
+	CGEEngine *_vm;
+	bool _turbo;
+	uint8 _head;
+	uint8 _tail;
+	bool _busy;
+	bool _textDelay;
+	uint32 _timerExpiry;
+};
+
+} // End of namespace CGE
+
+#endif