mapitemmanager.cpp

网络游戏魔域源代码 测试可以完整变异

// MapItemManager.cpp: implementation of the MapItemManager class.
//
//////////////////////////////////////////////////////////////////////

#include "MapItemManager.h"
#include "3DGamemap.h"
#include "Hero.h"
//////////////////////////////////////////////////////////////////////
// Construction/Destruction
//////////////////////////////////////////////////////////////////////

CMapItemManager::CMapItemManager()
{

}

CMapItemManager::~CMapItemManager()
{
	this->Destroy();
}
//--------------------------------------------------------------------
void CMapItemManager::Process()
{
	// 判断删除
	CMyPos posHero = g_objHero.GetAlignPos();

	int nAmount = m_setItemInfo.size();
	for(int i = nAmount-1; i >= 0; i--)
	{
		MapItemInfo* pInfo = m_setItemInfo[i];
		if(pInfo)
		{
			if(posHero.x > 0 && posHero.y > 0)
			{
				if(g_objGameMap.Outof9Block(posHero, pInfo->posCell))
				{
					CInteractiveLayer* pLayer = g_objGameMap.GetInteractiveLayer();
					if(pLayer)
					{
						pLayer->DelObj(pInfo->pMapItem);
					}

					m_setItemInfo.erase(m_setItemInfo.begin()+i);
					SAFE_DELETE(pInfo);
				}
			}
		}
	}
}
//--------------------------------------------------------------------
void CMapItemManager::AddMapItem(OBJID idMapItem, OBJID idItemType, CMyPos posCell)
{
	int nAmount = m_setItemInfo.size();
	for(int i = nAmount-1; i >= 0; i--)
	{
		MapItemInfo* pInfo = m_setItemInfo[i];
		if (idMapItem == pInfo->idMapItem)	// repeat id
			return;
	}

	MapItemInfo* pInfo = new MapItemInfo;
	MYASSERT(pInfo);

	pInfo->pMapItem		= C2DMapItem::CreateNew(posCell, idMapItem,idItemType);
	pInfo->idItemType	= idItemType;
	pInfo->idMapItem	= idMapItem;
	pInfo->posCell		= posCell;

	CInteractiveLayer* pLayer = g_objGameMap.GetInteractiveLayer();
	if(pLayer)
		pLayer->AddMapObj(pInfo->pMapItem);

	m_setItemInfo.push_back(pInfo);
}
//--------------------------------------------------------------------
void CMapItemManager::DelMapItem(OBJID idMapItem)
{
	int nAmount = m_setItemInfo.size();
	for(int i = nAmount-1; i >= 0; i--)
	{
		MapItemInfo* pInfo = m_setItemInfo[i];
		if((pInfo) && (pInfo->idMapItem == idMapItem))
		{
			CInteractiveLayer* pLayer = g_objGameMap.GetInteractiveLayer();
			if(pLayer)
			{
				pLayer->DelObj(pInfo->pMapItem);
			}

			m_setItemInfo.erase(m_setItemInfo.begin()+i);
			SAFE_DELETE(pInfo);
			break;
		}
	}
}
//--------------------------------------------------------------------
void CMapItemManager::Destroy()
{
	int nAmount = m_setItemInfo.size();
	for(int i = 0; i < nAmount; i ++)
	{
		MapItemInfo* pInfo = m_setItemInfo[i];
		SAFE_DELETE(pInfo);
	}
	m_setItemInfo.clear();
}
//--------------------------------------------------------------------
OBJID CMapItemManager::GetMapItem(CMyPos posCell)
{
	int nAmount = m_setItemInfo.size();
	for(int i = 0; i < nAmount; i ++)
	{
		MapItemInfo* pInfo = m_setItemInfo[i];
		if(pInfo)
		{
			if((pInfo->posCell.x == posCell.x) && (pInfo->posCell.y == posCell.y))
				return pInfo->idMapItem;
		}
	}
	return ID_NONE;
}
//--------------------------------------------------------------------
OBJID CMapItemManager::GetFocusItem(CMyPos& posCell)
{
	CMyPos posMouse;
	::MouseCheck(posMouse.x, posMouse.y);
	g_objGameMap.MapScaleMousePos(posMouse.x, posMouse.y);
	int nAmount = m_setItemInfo.size();
	OBJID idMapItem = ID_NONE;
	DWORD dwDist = 9999999;
	const DWORD dwFocusRange = 32;
	MapItemInfo* pFocusInfo = NULL;
	for(int i = 0; i < nAmount; i ++)
	{
		MapItemInfo* pInfo = m_setItemInfo[i];
		if(pInfo)
		{
			// 判断鼠标和中心点距离 ...
			CMyPos posCenter;
			g_objGameMap.Cell2Screen(pInfo->posCell.x, pInfo->posCell.y, posCenter.x, posCenter.y);
			DWORD dwMyDist = (posMouse.x - posCenter.x) * 
								(posMouse.x - posCenter.x) + 
								(posMouse.y - posCenter.y) * 
								(posMouse.y - posCenter.y);

			pInfo->pMapItem->BeShowName(false);
			if((dwMyDist < dwFocusRange * dwFocusRange) && (dwMyDist < dwDist))
			{
				dwDist = dwMyDist;
				idMapItem = pInfo->idMapItem;
				pFocusInfo = pInfo;
			}
		}
	}
	if(pFocusInfo)
	{
		pFocusInfo->pMapItem->BeShowName(true);
		posCell = pFocusInfo->posCell;
	}

	return idMapItem;
}
//--------------------------------------------------------------------