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//************************************************************************
void Line(unsigned int startx,unsigned int starty,unsigned int endx,unsigned int endy)
{
int t, distance;
int xerr=0,yerr=0,delta_x,delta_y;
int incx, incy;
delta_x=endx-startx;
delta_y=endy-starty;
if (delta_x>0) incx=1;
else if (delta_x==0) incx=0;
else incx= -1;
if (delta_y>0) incy=1;
else if (delta_y==0) incy=0;
else incy= -1;
if(delta_x<0) delta_x=-delta_x;
if(delta_y<0) delta_y=-delta_y;
if (delta_x>delta_y) distance=delta_x;
else distance=delta_y;
for (t=0; t<=distance+1; t++)
{
Plot(startx,starty);
xerr+=delta_x;
yerr+=delta_y;
if (xerr>distance) {xerr-=distance; startx+=incx; }
if (yerr>distance) {yerr-=distance; starty+=incy; }
}
}
//***********************************************
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