www.pudn.com > MirGui.rar > MirGameMap.cpp

// MirGameMap.cpp: implementation of the CMirGameMap class. 
// 
////////////////////////////////////////////////////////////////////// 
 
#include "stdafx.h" 
#include "MirGameMap.h" 
#include  
 
////////////////////////////////////////////////////////////////////// 
// Construction/Destruction 
////////////////////////////////////////////////////////////////////// 
 
CMirGameMap::CMirGameMap() 
{ 
	m_pData = 0; 
	m_DrawWidth = 16; 
	m_DrawHeight = 16; 
	m_DrawMapWidth = 11; 
	m_DrawMapHeight = 11; 
	memset( &m_Header, 0, sizeof( m_Header ) ); 
} 
 
CMirGameMap::~CMirGameMap() 
{ 
	if( m_pData != 0 ) 
		delete	[]m_pData; 
} 
 
void CMirGameMap::Draw(HDC dc, int dx, int dy) 
{ 
	int i = 0; 
	int j = 0; 
 
	if( m_pData == NULL ) 
		return; 
 
	//HPEN	hp = CreatePen( PS_SOLID, 4, RGB( 0, 0, 255 )); 
	HBRUSH	hbrold = (HBRUSH)GetCurrentObject( dc, OBJ_BRUSH ); 
	LOGBRUSH	lb; 
	lb.lbColor = RGB( 255, 0, 0 ); 
	lb.lbStyle = BS_SOLID; 
	lb.lbHatch = 0; 
	HBRUSH	hbr1 = CreateBrushIndirect( &lb ); 
	lb.lbColor = RGB( 255, 255, 255 ); 
	HBRUSH	hbr2 = CreateBrushIndirect( &lb ); 
	lb.lbColor = RGB( 0, 0, 255 ); 
	HBRUSH	hbr3 = CreateBrushIndirect( &lb ); 
	for( i = 0;i < m_DrawMapWidth;i ++ ) 
	{ 
		for( j = 0;j < m_DrawMapHeight;j ++ ) 
		{ 
			if( TestMap( i + m_xpos - m_DrawMapWidth/2, j + m_ypos-m_DrawMapHeight/2)) 
			{ 
				SelectObject( dc, hbr2 ); 
			} 
			else 
			{ 
				SelectObject( dc, hbr1 ); 
			} 
			PatBlt( dc, i * m_DrawWidth + dx, j * m_DrawHeight + dy, m_DrawWidth, m_DrawHeight, PATCOPY ); 
		} 
	} 
	SelectObject( dc, hbr3 ); 
	PatBlt( dc, (m_DrawMapWidth / 2 ) * m_DrawWidth + dx, ( m_DrawMapHeight / 2 ) * m_DrawHeight + dy, m_DrawWidth, m_DrawHeight, PATCOPY ); 
 
	SelectObject( dc, hbrold ); 
	DeleteObject( hbr1 ); 
	DeleteObject( hbr2 ); 
	DeleteObject( hbr3 ); 
} 
 
BOOL CMirGameMap::SetGameMap(char *mapname, DWORD x, DWORD y) 
{ 
	if( m_pData != NULL ) 
		delete	[]m_pData; 
	m_pData = Loadmap( mapname ); 
	if( m_pData == NULL ) 
		return FALSE; 
	m_xpos = x; 
	m_ypos = y; 
	return TRUE; 
} 
 
MIRMAPBLOCK* CMirGameMap::Loadmap(char *map) 
{ 
	char	tmpFilename[256]; 
	FILE	*	fpmap = NULL; 
	MIRMAPBLOCK	*	pdata = NULL; 
	DWORD		dsize  = 0; 
	sprintf( tmpFilename, "%s.map", map ); 
	fpmap = fopen( tmpFilename, "rb" ); 
	if( fpmap == NULL ) 
	{ 
		sprintf( tmpFilename, "map\\%s.map", map ); 
		fpmap = fopen( tmpFilename, "rb" ); 
		if( fpmap == NULL ) 
		{ 
			MessageBox( 0, "未发现传奇地图信息，自动寻路功能和怪物行动预测功能将无法使用。", "提示", 0 ); 
			return NULL; 
		} 
	} 
	 
	fread( &m_Header, sizeof( MIRMAPHEADER), 1, fpmap ); 
 
	if( m_Header.height == 0 || m_Header.width == 0 ) 
		return NULL; 
 
	dsize = m_Header.width; 
	dsize *= m_Header.height; 
 
	pdata = new MIRMAPBLOCK[dsize]; 
	if( pdata == NULL ) 
		return NULL; 
 
	fread( (void*)pdata, dsize * sizeof( MIRMAPBLOCK ), 1, fpmap ); 
 
	fclose( fpmap ); 
 
	return pdata; 
 
} 
 
void CMirGameMap::SetPersonInfo(DWORD x, DWORD y, DWORD dir) 
{ 
	m_xpos = x; 
	m_ypos = y; 
	m_dir = dir; 
} 
int	xofs_walk2[] = { 0, 1, 1, 1, 0, -1, -1, -1 }; 
int yofs_walk2[] = { -1, -1, 0, 1, 1, 1, 0, -1 }; 
 
BOOL CMirGameMap::TestMapTo(int x, int y, int dir) 
{ 
	int tx, ty; 
	if( dir < 0 || dir > 7 ) 
		return FALSE; 
	tx = x + xofs_walk2[dir]; 
	ty = y + yofs_walk2[dir]; 
 
	return TestMap(tx,ty); 
} 
 
BOOL CMirGameMap::TestMap(int x, int y) 
{ 
	if( x >= m_Header.width || y >= m_Header.height || x < 0 || y < 0 ) 
	{ 
		return FALSE; 
	} 
	if( m_pData == NULL ) 
		return TRUE; 
	if( m_pData[x * m_Header.height + y].tile & 0x8000 ) 
	{ 
		return FALSE; 
	} 
 
	return TRUE; 
}