private Point GetCenterPoint(MinimumUnit unit)
{
#if DEBUG
// crash it in debug build to make sure all the caller never pass null and find the caller pass null into this function
System.Diagnostics.Debug.Assert(unit != null);
#endif
int centerX = unit.GetRealUpLeft().X + unit.GetRealUpRight().X + unit.GetRealDownRight().X + unit.GetRealDownLeft().X;
int centerY = unit.GetRealUpLeft().Y + unit.GetRealUpRight().Y + unit.GetRealDownRight().Y + unit.GetRealDownLeft().Y;
return(new Point(centerX / 4, centerY / 4));
}
private Tuple <int, int> GetMinMaxY(MinimumUnit unit)
{
#if DEBUG
// crash it in debug build to make sure all the caller never pass null and find the caller pass null into this function
System.Diagnostics.Debug.Assert(unit != null);
#endif
int lowY = Math.Min(unit.GetRealUpRight().Y, unit.GetRealUpLeft().Y);
int highY = Math.Max(unit.GetRealDownRight().Y, unit.GetRealDownLeft().Y);
return(new Tuple <int, int>(lowY, highY));
}
private bool ExistLineBetweenUnits(LineSearchHelper lineSearchHelper, MinimumUnit unit1, MinimumUnit unit2)
{
MinimumUnit left, right;
if (unit1.GetRealUpRight().X < unit2.GetRealUpRight().X)
{
left = unit1;
right = unit2;
}
else
{
left = unit2;
right = unit1;
}
int width = Math.Abs(right.GetRealUpRight().X - left.GetRealUpLeft().X);
int height = Math.Abs(Math.Max(right.GetRealDownLeft().Y, left.GetRealDownLeft().Y) - Math.Min(right.GetRealUpLeft().Y, left.GetRealUpLeft().Y));
Rectangle rect = new Rectangle(left.GetRealUpLeft().X, left.GetRealUpLeft().Y, width, height);
if (lineSearchHelper.ExistLineOnTheRegion(rect))
{
return(true);
}
return(false);
}
