Add Mohawk engine code. Part 1/3: main code.

svn-id: r46727

1 files changed, 127 insertions, 0 deletions

diff --git a/engines/mohawk/riven_scripts.h b/engines/mohawk/riven_scripts.h
new file mode 100644
index 0000000000..36fce259f0
--- /dev/null
+++ b/engines/mohawk/riven_scripts.h
@@ -0,0 +1,127 @@
+/* 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 RIVEN_SCRIPTS_H
+#define RIVEN_SCRIPTS_H
+
+class MohawkEngine_Riven;
+
+#define DECLARE_OPCODE(x) void x(uint16 op, uint16 argc, uint16 *argv)
+
+namespace Mohawk {
+// Script Types
+enum {
+	kMouseDownScript = 0,
+	kMouseDownScriptAlt = 1,
+	kMouseUpScript = 2,
+	kMouseMovedPressedReleasedScript = 3,
+	kMouseInsideScript = 4,
+	kMouseLeaveScript = 5, // This is unconfirmed
+
+	kCardLoadScript = 6,
+	kCardLeaveScript = 7,
+	kCardOpenScript = 9,
+	kCardUpdateScript = 10
+};
+
+class RivenScript;
+typedef Common::Array<Common::SharedPtr<RivenScript> > RivenScriptList;
+
+class RivenScript {
+public:
+	RivenScript(MohawkEngine_Riven *vm, Common::SeekableReadStream *stream, uint16 scriptType);
+	~RivenScript();
+	
+	void runScript();
+	void dumpScript(Common::StringList varNames, Common::StringList xNames, byte tabs);
+	uint16 getScriptType() { return _scriptType; }
+	
+	// Read in an array of script objects from a stream
+	static RivenScriptList readScripts(MohawkEngine_Riven *vm, Common::SeekableReadStream *stream);
+	
+private:
+	typedef void (RivenScript::*OpcodeProcRiven)(uint16 op, uint16 argc, uint16 *argv);
+	struct RivenOpcode {
+		OpcodeProcRiven proc;
+		const char *desc;
+	};
+	const RivenOpcode* _opcodes;
+	void setupOpcodes();
+	
+	MohawkEngine_Riven *_vm;
+	Common::SeekableReadStream *_stream;
+	uint16 _scriptType;
+	
+	void dumpCommands(Common::StringList varNames, Common::StringList xNames, byte tabs);
+	void processCommands(bool runCommands);
+	
+	static uint32 calculateCommandSize(Common::SeekableReadStream* script);
+	static uint32 calculateScriptSize(Common::SeekableReadStream* script);
+	
+	DECLARE_OPCODE(empty) { warning ("Unknown Opcode %04x", op); }
+
+	//Opcodes
+	DECLARE_OPCODE(drawBitmap);
+	DECLARE_OPCODE(switchCard);
+	DECLARE_OPCODE(playScriptSLST);
+	DECLARE_OPCODE(playSound);
+	DECLARE_OPCODE(setVariable);
+	DECLARE_OPCODE(mohawkSwitch);
+	DECLARE_OPCODE(enableHotspot);
+	DECLARE_OPCODE(disableHotspot);
+	DECLARE_OPCODE(clearSLST);
+	DECLARE_OPCODE(changeCursor);
+	DECLARE_OPCODE(delay);
+	DECLARE_OPCODE(runExternalCommand);
+	DECLARE_OPCODE(transition);
+	DECLARE_OPCODE(refreshCard);
+	DECLARE_OPCODE(disableScreenUpdate);
+	DECLARE_OPCODE(enableScreenUpdate);
+	DECLARE_OPCODE(incrementVariable);
+	DECLARE_OPCODE(changeStack);
+	DECLARE_OPCODE(disableMovie);
+	DECLARE_OPCODE(disableAllMovies);
+	DECLARE_OPCODE(enableMovie);
+	DECLARE_OPCODE(playMovie);
+	DECLARE_OPCODE(playMovieBg);
+	DECLARE_OPCODE(stopMovie);
+	DECLARE_OPCODE(unk_36);
+	DECLARE_OPCODE(fadeAmbientSounds);
+	DECLARE_OPCODE(complexPlayMovie);
+	DECLARE_OPCODE(activatePLST);
+	DECLARE_OPCODE(activateSLST);
+	DECLARE_OPCODE(activateMLSTAndPlay);
+	DECLARE_OPCODE(activateBLST);
+	DECLARE_OPCODE(activateFLST);
+	DECLARE_OPCODE(zipMode);
+	DECLARE_OPCODE(activateMLST);
+	DECLARE_OPCODE(activateSLSTWithVolume);
+};
+
+} // End of namespace Mohawk
+
+#undef DECLARE_OPCODE
+
+#endif