void CPROC do_vlineAlpha( ImageFile *pImage, int x, int yfrom, int yto, CDATA color )
{
if( yto > yfrom )
BlatColorAlpha( pImage, x, yfrom, 1, yto-yfrom, color );
else
BlatColorAlpha( pImage, x, yfrom, 1, yfrom-yto, color );
}
void CPROC do_hlineAlpha( ImageFile *pImage, int y, int xfrom, int xto, CDATA color )
{
if( xfrom < xto )
BlatColorAlpha( pImage, xfrom, y, xto-xfrom, 1, color );
else
BlatColorAlpha( pImage, xfrom, y, xfrom-xto, 1, color );
}
void FillDifference( Image surface, int a, int b, int mix, CDATA color )
{
// need full history buffer...
if( !wrapped )
return;
//lprintf( "Filling %08x", color );
if( _ix[a] <= _ix[b] )
{
// going to left... fill right side.
//color = SetAlpha( BASE_COLOR_RED, AlphaVal( color ) );
if( mix )
BlatColorAlpha( surface, _ix[a], _iy[a], _ix[b]-_ix[a], imgGraphic->height, color );
else
BlatColor( surface, _ix[a], _iy[a], _ix[b]-_ix[a], imgGraphic->height, color );
// (moving down)
if( _iy[a] <= _iy[b] )
{
// top left side...
//color = SetAlpha( BASE_COLOR_BROWN, AlphaVal(color ) );
if( mix )
BlatColorAlpha( surface, _ix[a], _iy[a], imgGraphic->width, _iy[b]-_iy[a], color );
else
BlatColor( surface, _ix[a], _iy[a], imgGraphic->width, _iy[b]-_iy[a], color );
}
else
{
// bottom left side...
int t = _iy[a]-_iy[b];
int bot = _iy[b] + imgGraphic->height;
//lprintf( "..." );
//color = SetAlpha( BASE_COLOR_WHITE, AlphaVal(color ) );
if( mix )
BlatColorAlpha( surface, _ix[a], bot, imgGraphic->width, t, color );
else
BlatColor( surface, _ix[a], bot, imgGraphic->width, t, color );
}
}
else
{
// right side...
int t1 = _ix[a] - _ix[b];
int right = _ix[b] + imgGraphic->width;
//color = SetAlpha( BASE_COLOR_BLUE, AlphaVal(color ) );
//lprintf( "Fill right side at %d (%d)", right, t1 );
if( mix )
BlatColorAlpha( surface, right, _iy[a], t1, imgGraphic->height, color );
else
BlatColor( surface, right, _iy[a], t1, imgGraphic->height, color );
if( _iy[a] <= _iy[b] )
{
//color = SetAlpha( BASE_COLOR_MAGENTA, AlphaVal(color ) );
// top left side...
if( mix )
BlatColorAlpha( surface, _ix[a], _iy[a], imgGraphic->width, _iy[b]-_iy[a], color );
else
BlatColor( surface, _ix[a], _iy[a], imgGraphic->width, _iy[b]-_iy[a], color );
}
else
{
// bottom left side...
int t = _iy[a]-_iy[b];
int bot = _iy[b] + imgGraphic->height;
//lprintf( "..." );
//color = SetAlpha( BASE_COLOR_YELLOW, AlphaVal(color ) );
if( mix )
BlatColorAlpha( surface, _ix[a], bot, imgGraphic->width, t, color );
else
BlatColor( surface, _ix[a], bot, imgGraphic->width, t, color );
}
}
}
