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engines/hpl1/penumbra-overture/GameItem.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/>.
+ *
+ */
+
+/*
+ * Copyright (C) 2006-2010 - Frictional Games
+ *
+ * This file is part of Penumbra Overture.
+ */
+
+#ifndef GAME_GAME_ITEM_H
+#define GAME_GAME_ITEM_H
+
+#include "hpl1/engine/engine.h"
+#include "hpl1/penumbra-overture/GameEntity.h"
+
+using namespace hpl;
+
+//-----------------------------------------
+
+class cGameItem_SaveData : public iGameEntity_SaveData {
+	kSerializableClassInit(cGameItem_SaveData);
+
+public:
+	bool mbHasBeenFlashed;
+	float mfEnterFlashDist;
+	float mfExitFlashDist;
+
+	iGameEntity *CreateEntity();
+};
+
+//------------------------------------------
+
+class cGameItem_InViewRay : public iPhysicsRayCallback {
+public:
+	void SetUp(iPhysicsBody *apSkipBody);
+	bool OnIntersect(iPhysicsBody *pBody, cPhysicsRayParams *apParams);
+
+	bool mbIntersected;
+	iPhysicsBody *mpSkipBody;
+};
+
+//------------------------------------------
+
+class cGameItem : public iGameEntity {
+	typedef iGameEntity super;
+	friend class cEntityLoader_GameItem;
+
+public:
+	cGameItem(cInit *apInit, const tString &asName);
+	~cGameItem(void);
+
+	void OnWorldLoad();
+
+	void OnPlayerPick();
+
+	void OnPlayerInteract();
+
+	void Update(float afTimeStep);
+
+	void OnPostSceneDraw();
+
+	float GetFlashAlpha() { return mfFlashAlpha; }
+
+	const tString &GetImageFile() { return msImageFile; }
+	eGameItemType GetItemType() { return mItemType; }
+
+	bool CanBeDropped() { return mbCanBeDropped; }
+
+	bool HasCount() { return mbHasCount; }
+	int GetCount() { return mlCount; }
+
+	tString GetHudModelFile() { return msHudModelFile; }
+	tString GetHudModelName() { return msHudModelName; }
+
+	// SaveObject implementation
+	iGameEntity_SaveData *CreateSaveData();
+	void SaveToSaveData(iGameEntity_SaveData *apSaveData);
+	void LoadFromSaveData(iGameEntity_SaveData *apSaveData);
+
+private:
+	bool IsInView(float afMinDist);
+
+	tString msImageFile;
+	eGameItemType mItemType;
+	bool mbCanBeDropped;
+	bool mbHasCount;
+	int mlCount;
+
+	float mfCheckFlashCount;
+	float mfCheckFlashMax;
+	float mfStartFlashCount;
+	float mfFlashAlpha;
+	float mfFlashAlphaAdd;
+	bool mbHasBeenFlashed;
+	float mfEnterFlashDist;
+	float mfExitFlashDist;
+
+	bool mbSkipRayCheck;
+
+	cGameItem_InViewRay mRayCallback;
+
+	tString msHudModelFile;
+	tString msHudModelName;
+
+	tString msPickUpSound;
+};
+
+//--------------------------------------
+
+class cEntityLoader_GameItem : public cEntityLoader_Object {
+
+public:
+	cEntityLoader_GameItem(const tString &asName, cInit *apInit);
+	~cEntityLoader_GameItem();
+
+	static eGameItemType ToItemType(const char *apString);
+
+private:
+	void BeforeLoad(TiXmlElement *apRootElem, const cMatrixf &a_mtxTransform, cWorld3D *apWorld);
+	void AfterLoad(TiXmlElement *apRootElem, const cMatrixf &a_mtxTransform, cWorld3D *apWorld);
+
+	cInit *mpInit;
+};
+
+#endif // GAME_GAME_ITEM_H