- reworked tim handling

- moved tim interpreter to new class TIMInterpreter

svn-id: r31569

1 files changed, 104 insertions, 0 deletions

diff --git a/engines/kyra/script_tim.h b/engines/kyra/script_tim.h
new file mode 100644
index 0000000000..da5ba74831
--- /dev/null
+++ b/engines/kyra/script_tim.h
@@ -0,0 +1,104 @@
+/* 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 KYRA_SCRIPT_TIM_H
+#define KYRA_SCRIPT_TIM_H
+
+#include "kyra/kyra.h"
+#include "kyra/util.h"
+
+#include "common/array.h"
+
+namespace Kyra {
+
+struct TIM {
+	int16 procFunc;
+	uint16 unkFlag;
+
+	struct Function {
+		const uint16 *ip;
+
+		uint32 lastTime;
+		uint32 nextTime;
+
+		const uint16 *avtl;
+	} func[10];
+
+	uint16 *avtl;
+	uint8 *text;
+
+	const Common::Array<const TIMOpcode*> *opcodes;
+};
+
+class TIMInterpreter {
+public:
+	TIMInterpreter(KyraEngine *vm, OSystem *system);
+
+	TIM *load(const char *filename, const Common::Array<const TIMOpcode*> *opcodes);
+	void unload(TIM *&tim) const;
+
+	void resetFinishedFlag() { _finished = false; }
+	bool finished() const { return _finished; }
+
+	void exec(TIM *tim, bool loop);
+	void stopCurFunc() { if (_currentTim) cmd_stopCurFunc(0); }
+
+	void play(const char *filename);
+private:
+	KyraEngine *_vm;
+	OSystem *_system;
+
+	TIM *_currentTim;
+	int _currentFunc;
+
+	bool _finished;
+	
+	int execCommand(int cmd, const uint16 *param);
+
+	typedef int (TIMInterpreter::*CommandProc)(const uint16 *);
+	struct CommandEntry {
+		CommandProc proc;
+		const char *desc;
+	};
+
+	const CommandEntry *_commands;
+	int _commandsSize;
+
+	int cmd_restartFunc0(const uint16 *param);
+	int cmd_stopCurFunc(const uint16 *param);
+	int cmd_initFunc(const uint16 *param);
+	int cmd_stopFunc(const uint16 *param);
+	int cmd_resetAllNextTime(const uint16 *param);
+	int cmd_execOpcode(const uint16 *param);
+	int cmd_initFuncNow(const uint16 *param);
+	int cmd_stopFuncNow(const uint16 *param);
+	template<int T>
+	int cmd_return(const uint16 *) { return T; }
+};
+
+} // end of namespace Kyra
+
+#endif
+