mgpixmap.cpp

monqueror一个很具有参考价值的源玛

#include "render_interface.h"
#include "mgsize.h"
#include "mgpixmap.h"

MGPixmap::MGPixmap()
{
	loadOk = false;
	memset( &bmp, 0, sizeof( bmp ) );
}

MGPixmap::~MGPixmap()
{
	if( loadOk )
		UnloadBitmap( &bmp );
}

int MGPixmap::width() const
{
	return loadOk?bmp.bmWidth:0;
}

int MGPixmap::height() const
{
	return loadOk?bmp.bmHeight:0;
}

const MGBitmap* MGPixmap::mask() const
{
	// dont support
	return 0;
}

MGSize MGPixmap::size() const
{
	return loadOk?MGSize( bmp.bmWidth, bmp.bmHeight ):MGSize(0,0);
}

void MGPixmap::resize( int w, int h )
{
	// dont support
}

void MGPixmap::resize( const MGSize& )
{
	// dont support
}
	
bool MGPixmap::isNull() const
{
	if(!loadOk)return 1;
		
	return bmp.bmBits == NULL;
}