public static IDGrid Build( IDMap idmap )
{
IDGrid result = new IDGrid();
for ( int y=0; y<result.height; ++y ) {
for ( int x=0; x<result.width; ++x ) {
result.BuildRegion( x, y, idmap );
}
}
return result;
}
public static bool CheckAreaForOverflow( IDMap idmap, Rectangle area, out Rectangle errorArea )
{
int l, r, t, b;
l = (int)Math.Floor((double)(area.Left / RegionWidth));
t = (int)Math.Floor((double)(area.Top / RegionWidth));
r = (int)Math.Ceiling((double)(area.Right / RegionWidth));
b = (int)Math.Ceiling((double)(area.Bottom / RegionWidth));
IDGrid result = new IDGrid();
try {
for ( int y=t; y<b; ++y ) {
for ( int x=l; x<r; ++x ) {
result.BuildRegion( x, y, idmap );
}
}
errorArea = Rectangle.Empty;
return true;
}
catch ( RegionSizeOverflowException e ) {
errorArea = e.Region;
return false;
}
}
