IVMapManager.h

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/*
 * Copyright (C) 2008-2016 TrinityCore <http://www.trinitycore.org/>
 * Copyright (C) 2005-2010 MaNGOS <http://getmangos.com/>
 *
 * 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, see <http://www.gnu.org/licenses/>.
 */

#ifndef _IVMAPMANAGER_H
#define _IVMAPMANAGER_H

#include <string>
#include "Define.h"

//===========================================================

namespace VMAP
{

 enum VMAP_LOAD_RESULT
 {
 VMAP_LOAD_RESULT_ERROR,
 VMAP_LOAD_RESULT_OK,
 VMAP_LOAD_RESULT_IGNORED
 };

 #define VMAP_INVALID_HEIGHT -100000.0f // for check
 #define VMAP_INVALID_HEIGHT_VALUE -200000.0f // real assigned value in unknown height case

 //===========================================================
 class TC_COMMON_API IVMapManager
 {
 private:
 bool iEnableLineOfSightCalc;
 bool iEnableHeightCalc;

 public:
 IVMapManager() : iEnableLineOfSightCalc(true), iEnableHeightCalc(true) { }

 virtual ~IVMapManager(void) { }

 virtual int loadMap(const char* pBasePath, unsigned int pMapId, int x, int y) = 0;

 virtual bool existsMap(const char* pBasePath, unsigned int pMapId, int x, int y) = 0;

 virtual void unloadMap(unsigned int pMapId, int x, int y) = 0;
 virtual void unloadMap(unsigned int pMapId) = 0;

 virtual bool isInLineOfSight(unsigned int pMapId, float x1, float y1, float z1, float x2, float y2, float z2) = 0;
 virtual float getHeight(unsigned int pMapId, float x, float y, float z, float maxSearchDist) = 0;
 virtual bool getObjectHitPos(unsigned int pMapId, float x1, float y1, float z1, float x2, float y2, float z2, float& rx, float &ry, float& rz, float pModifyDist) = 0;
 virtual bool processCommand(char *pCommand)= 0;

 void setEnableLineOfSightCalc(bool pVal) { iEnableLineOfSightCalc = pVal; }
 void setEnableHeightCalc(bool pVal) { iEnableHeightCalc = pVal; }

 bool isLineOfSightCalcEnabled() const { return(iEnableLineOfSightCalc); }
 bool isHeightCalcEnabled() const { return(iEnableHeightCalc); }
 bool isMapLoadingEnabled() const { return(iEnableLineOfSightCalc || iEnableHeightCalc ); }

 virtual std::string getDirFileName(unsigned int pMapId, int x, int y) const =0;
 virtual bool getAreaInfo(unsigned int pMapId, float x, float y, float &z, uint32 &flags, int32 &adtId, int32 &rootId, int32 &groupId) const=0;
 virtual bool GetLiquidLevel(uint32 pMapId, float x, float y, float z, uint8 ReqLiquidType, float &level, float &floor, uint32 &type) const=0;
 };

}
#endif