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engines/tetraedge/te/te_lua_thread.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/>.
+ *
+ */
+
+#ifndef TETRAEDGE_TE_TE_LUA_THREAD_H
+#define TETRAEDGE_TE_TE_LUA_THREAD_H
+
+#include "common/array.h"
+#include "common/str.h"
+#include "common/fs.h"
+
+struct lua_State;
+
+namespace Tetraedge {
+
+class TeLuaContext;
+class TeVariant;
+
+class TeLuaThread {
+public:
+	TeLuaThread(TeLuaContext *context);
+
+	~TeLuaThread();
+
+	static TeLuaThread *create(TeLuaContext *context);
+
+	void execute(const Common::String &str);
+	void execute(const Common::String &str, const TeVariant &p1);
+	void execute(const Common::String &str, const TeVariant &p1, const TeVariant &p2);
+	void execute(const Common::String &str, const TeVariant &p1, const TeVariant &p2, const TeVariant &p3);
+
+	void executeFile(const TetraedgeFSNode &node);
+	void pushValue(const TeVariant &val);
+
+	void release();
+
+	void resume();
+	void resume(const TeVariant &p1);
+	void resume(const TeVariant &p1, const TeVariant &p2);
+	void resume(const TeVariant &p1, const TeVariant &p2, const TeVariant &p3);
+
+	static TeLuaThread *threadFromState(lua_State *state);
+	int yield();
+
+	static void cleanup();
+
+private:
+	void _resume(int nargs);
+
+	void applyScriptWorkarounds(char *buf, const Common::String &fileName);
+
+	lua_State *_luaThread;
+	uint64 _resumeCount;
+	int _bottomRef;
+	int _lastResumeResult;
+	bool _released;
+
+	static Common::Array<TeLuaThread *> *threadList();
+	static Common::Array<TeLuaThread *> *_threadList;
+
+};
+
+} // end namespace Tetraedge
+
+#endif // TETRAEDGE_TE_TE_LUA_THREAD_H