public LRect(LPoint pointA, LPoint pointB)
{
left = Math.Min(pointA.X, pointB.X);
top = Math.Min(pointA.Y, pointB.Y);
right = Math.Max(pointA.X, pointB.X);
bottom = Math.Max(pointA.Y, pointB.Y);
}
public LRect(LPoint position, int width, int height)
{
left = position.X;
top = position.Y;
this.right = left + width;
this.bottom = top + height;
}
public static LRect Join(LRect lhs, LRect rhs)
{
LPoint start = new LPoint(Math.Min(lhs.left, rhs.left), Math.Min(lhs.top, rhs.top));
LPoint end = new LPoint(Math.Max(lhs.Right, rhs.Right), Math.Max(lhs.Bottom, rhs.Bottom));
return(new LRect(start, end));
}
public override object ConvertTo(ITypeDescriptorContext context, System.Globalization.CultureInfo culture, object value, Type destinationType)
{
if (destinationType == typeof(string) && value is LPoint)
{
LPoint p = (LPoint)value;
return(p.X + "," + p.Y);
}
return(base.ConvertTo(context, culture, value, destinationType));
}
public override object ConvertFrom(ITypeDescriptorContext context, System.Globalization.CultureInfo culture, object value)
{
if (value is string)
{
try
{
string s = (string)value;
return(LPoint.Parse(s));
}
catch { }
throw new ArgumentException("Can not convert '" + (string)value + "' to type Person");
}
return(base.ConvertFrom(context, culture, value));
}
public bool Has(LPoint point)
{
return((left <= point.X && top <= point.Y) && (left + Width > point.X && top + Height > point.Y));
}
/// <summary>
/// 상하좌우로 size만큼 작아진다
/// </summary>
public void Resize(LPoint size)
{
Width += size.X;
Height += size.Y;
}
public void Offset(LPoint offset)
{
left += offset.X;
top += offset.Y;
}