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engines/macventure/world.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/>.
+ *
+ */
+
+/*
+ * Based on
+ * WebVenture (c) 2010, Sean Kasun
+ * https://github.com/mrkite/webventure, http://seancode.com/webventure/
+ *
+ * Used with explicit permission from the author
+ */
+
+#ifndef MACVENTURE_WORLD_H
+#define MACVENTURE_WORLD_H
+
+#include "macventure/container.h"
+#include "macventure/text.h"
+
+namespace MacVenture {
+
+typedef uint32 ObjID;
+typedef uint16 Attribute;
+typedef Common::Array<Attribute> AttributeGroup;
+class TextAsset;
+
+enum ObjectAttributeID {
+	kAttrParentObject = 0,
+	kAttrPosX = 1,
+	kAttrPosY = 2,
+	kAttrInvisible = 3,
+	kAttrUnclickable = 4,
+	kAttrUndraggable = 5,
+	kAttrContainerOpen = 6,
+	kAttrPrefixes = 7,
+	kAttrIsExit = 8,
+	kAttrExitX = 9,
+	kAttrExitY = 10,
+	kAttrHiddenExit = 11,
+	kAttrOtherDoor = 12,
+	kAttrIsOpen = 13,
+	kAttrIsLocked = 14,
+	kAttrWeight = 16,
+	kAttrSize = 17,
+	kAttrHasDescription = 19,
+	kAttrIsDoor = 20,
+	kAttrIsContainer = 22,
+	kAttrIsOperable = 23,
+	kAttrIsEnterable = 24,
+	kAttrIsEdible = 25
+};
+
+class SaveGame {
+public:
+	SaveGame(MacVentureEngine *engine, Common::SeekableReadStream *res);
+	~SaveGame();
+
+	Attribute getAttr(ObjID objID, uint32 attrID);
+	void setAttr(uint32 attrID, ObjID objID, Attribute value);
+
+	void setGlobal(uint32 attrID, Attribute value);
+	const Common::Array<uint16> &getGlobals();
+
+	const Common::Array<AttributeGroup> &getGroups();
+	const AttributeGroup *getGroup(uint32 groupID);
+	const Common::String &getText();
+
+	void saveInto(MacVentureEngine *engine, Common::OutSaveFile *file);
+
+private:
+	void loadGroups(MacVentureEngine *engine, Common::SeekableReadStream *res);
+	void loadGlobals(MacVentureEngine *engine, Common::SeekableReadStream *res);
+	void loadText(MacVentureEngine *engine, Common::SeekableReadStream *res);
+
+private:
+	Common::Array<AttributeGroup> _groups;
+	Common::Array<uint16> _globals;
+	Common::String _text;
+};
+
+class World {
+public:
+	World(MacVentureEngine *engine, Common::MacResManager *resMan);
+	~World();
+
+	void startNewGame();
+
+	void setObjAttr(ObjID objID, uint32 attrID, Attribute value);
+	void setGlobal(uint32 attrID, Attribute value);
+	void updateObj(ObjID objID);
+	void captureChildren(ObjID objID);
+	void releaseChildren(ObjID objID);
+
+	uint32 getObjAttr(ObjID objID, uint32 attrID);
+	Attribute getGlobal(uint32 attrID);
+	Common::String getText(ObjID objID, ObjID source, ObjID target);
+
+	bool isObjActive(ObjID objID);
+	bool isObjDraggable(ObjID objID);
+
+	ObjID getAncestor(ObjID objID);
+	Common::Array<ObjID> getFamily(ObjID objID, bool recursive);
+	Common::Array<ObjID> getChildren(ObjID objID, bool recursive);
+
+	void loadGameFrom(Common::InSaveFile *file);
+	void saveGameInto(Common::OutSaveFile *file);
+
+private:
+	bool intersects(ObjID objID, Common::Rect rect);
+
+	void calculateObjectRelations();
+	void setParent(ObjID child, ObjID newParent);
+
+private:
+	MacVentureEngine *_engine;
+	Common::MacResManager *_resourceManager;
+
+	Common::Path _startGameFileName;
+
+	SaveGame *_saveGame;
+
+	Container *_objectConstants;
+	Container *_gameText;
+
+	Common::Array<ObjID> _relations; // Parent-child relations, stored in Williams Heap format
+};
+
+} // End of namespace MacVenture
+
+#endif