home
***
CD-ROM
|
disk
|
FTP
|
other
***
search
/
Magnum One
/
Magnum One (Mid-American Digital) (Disc Manufacturing).iso
/
d13
/
pctv2n2.arc
/
BITMASK.CPP
next >
Wrap
C/C++ Source or Header
|
1991-08-11
|
1KB
|
51 lines
//-------------------------------------------------------------//
// File: BitMask.Cpp //
// Desc: Methods for the BitMask Class //
// Author: Marv Luse, Autumn Hill Software //
//-------------------------------------------------------------//
#include "fg.h"
#include "string.h"
#include "bitmask.hpp"
//........ default constructor
BitMask::BitMask( )
{
width = height = rowbytes = 0;
mask = 0;
}
//........ constructor using specified components
BitMask::BitMask( int w, int h, char *m )
{
width = w;
height = h;
rowbytes = (w + 7) >> 3;
if( (mask = new char[height*rowbytes]) != 0 )
memcpy( mask, m, height*rowbytes );
}
//........ default destructor- needed to deallocate memory
BitMask::~BitMask( )
{
if( mask )
delete mask;
}
//........ function to draw a bitmask using Zortech FG library
void BitMask::draw( int x, int y, int clr )
{
fg_box_t mask_area;
mask_area[FG_X1] = mask_area[FG_Y1] = 0;
mask_area[FG_X2] = width -1;
mask_area[FG_Y2] = height -1;
fg_drawmatrix( clr, FG_MODE_SET, -1, FG_ROT0,
x, y, mask, mask_area, fg.displaybox );
}