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

svn-id: r46727

1 files changed, 180 insertions, 0 deletions

diff --git a/engines/mohawk/riven.h b/engines/mohawk/riven.h
new file mode 100644
index 0000000000..d8ef5c281f
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+++ b/engines/mohawk/riven.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 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 MOHAWK_RIVEN_H
+#define MOHAWK_RIVEN_H
+
+#include "mohawk/mohawk.h"
+#include "mohawk/riven_scripts.h"
+
+#include "gui/saveload.h"
+
+namespace Mohawk {
+
+struct MohawkGameDescription;
+class MohawkFile;
+class RivenGraphics;
+class RivenExternal;
+class RivenConsole;
+class RivenSaveLoad;
+
+#define RIVEN_STACKS 8
+
+// Riven Stack Types
+enum {
+	aspit = 0,		// Main Menu, Books, Setup
+	bspit = 1,		// Book-Making Island
+	gspit = 2,		// Garden Island
+	jspit = 3,		// Jungle Island
+	ospit = 4,		// 233rd Age (Gehn's Office)
+	pspit = 5,		// Prison Island
+	rspit = 6,		// Rebel Age (Tay)
+	tspit = 7		// Temple Island
+};
+
+// NAME Resource ID's
+enum {
+	CardNames = 1,
+	HotspotNames = 2,
+	ExternalCommandNames = 3,
+	VariableNames = 4,
+	StackNames = 5
+};
+
+// Rects for the inventory object positions
+static const Common::Rect atrusJournalRectSolo = Common::Rect(295, 402, 313, 426);
+static const Common::Rect atrusJournalRect = Common::Rect(222, 402, 240, 426);
+static const Common::Rect cathJournalRect = Common::Rect(291, 408, 311, 419);
+static const Common::Rect trapBookRect = Common::Rect(363, 396, 386, 432);
+
+struct RivenHotspot {
+	uint16 blstID;
+	int16 name_resource;
+	Common::Rect rect;
+	uint16 u0;
+	uint16 mouse_cursor;
+	uint16 index;
+	int16 u1;
+	int16 zipModeHotspot;
+	RivenScriptList scripts;
+	
+	bool enabled;
+};
+
+struct Card {
+	int16 name;
+	uint16 zipModePlace;
+	bool hasData;
+	RivenScriptList scripts;
+};
+
+struct ZipMode {
+	Common::String name;
+	uint16 id;
+	bool operator== (const ZipMode& z) const;
+};
+ 
+class MohawkEngine_Riven : public MohawkEngine {
+protected:
+	Common::Error run();
+
+public:
+	MohawkEngine_Riven(OSystem *syst, const MohawkGameDescription *gamedesc);
+	virtual ~MohawkEngine_Riven();
+	
+	RivenGraphics *_gfx;
+	RivenExternal *_externalScriptHandler;
+
+	Card _cardData;
+	bool _gameOver;
+	
+	GUI::Debugger *getDebugger() { return _console; }
+	
+	bool canLoadGameStateCurrently() { return true; }
+	bool canSaveGameStateCurrently() { return true; }
+	Common::Error loadGameState(int slot);
+	Common::Error saveGameState(int slot, const char *desc);
+	bool hasFeature(EngineFeature f) const;
+
+private:
+	MohawkFile *_extrasFile; // We need a separate handle for the extra data
+	RivenConsole *_console;
+	RivenSaveLoad *_saveLoad;
+	GUI::SaveLoadChooser *_loadDialog;
+	RivenOptionsDialog *_optionsDialog;
+
+	// Stack/Card-related functions and variables
+	uint16 _curCard;
+	uint16 _curStack;
+	void loadCard(uint16);
+
+	// Hotspot related functions and variables
+	uint16 _hotspotCount;
+	void loadHotspots(uint16);
+	void checkHotspotChange();
+	void checkInventoryClick();
+	bool _showHotspots;
+	void updateZipMode();
+	
+	// Variables
+	uint32 *_vars;
+	uint32 _varCount;
+
+public:
+	Common::SeekableReadStream *getExtrasResource(uint32 tag, uint16 id);
+	bool _activatedSLST;
+	void runLoadDialog();
+	
+	void changeToCard(uint16 = 0);
+	void changeToStack(uint16);
+	Common::String getName(uint16 nameResource, uint16 nameID);
+	Common::String getStackName(uint16 stack);
+	void runCardScript(uint16 scriptType);
+	void runUpdateScreenScript() { runCardScript(kCardUpdateScript); }
+	uint16 getCurCard() { return _curCard; }
+	uint16 getCurStack() { return _curStack; }
+	uint16 matchRMAPToCard(uint32);
+
+	Common::Point _mousePos;
+	RivenHotspot *_hotspots;
+	int32 _curHotspot;
+	Common::Array<ZipMode> _zipModeData;
+	uint16 getHotspotCount() { return _hotspotCount; }
+	void runHotspotScript(uint16 hotspot, uint16 scriptType);
+	int32 getCurHotspot() { return _curHotspot; }
+	Common::String getHotspotName(uint16 hotspot);
+	
+	void initVars();
+	uint32 getVarCount() { return _varCount; }
+	uint32 getGlobalVar(uint32 index);
+	Common::String getGlobalVarName(uint32 index);
+	uint32 *getLocalVar(uint32 index);
+	uint32 *matchVarToString(Common::String varName);
+	uint32 *matchVarToString(const char *varName);
+};
+
+} // End of namespace Mohawk
+
+#endif