private void ValidateModifiers(ArrowShapeModifier value)
{
bool hasLeftClipModifier = ((value & ArrowShapeModifier.LeftClip) == ArrowShapeModifier.LeftClip);
bool hasRightClipModifier = ((value & ArrowShapeModifier.RightClip) == ArrowShapeModifier.RightClip);
if ((!allowLRModifier) && (hasLeftClipModifier || hasRightClipModifier)) {
throw new ArgumentException("The left clip or right clip modifier is not valid for the arrow shape type " + Value + ".");
}
if (hasLeftClipModifier && hasRightClipModifier) {
throw new ArgumentException("Only the left or right of the arrow shape can be clipped - the combination of the two is invalid.");
}
bool hasOModifier = ((value & ArrowShapeModifier.Open) == ArrowShapeModifier.Open);
if (!allowOModifier && hasOModifier) {
throw new ArgumentException("The open modifier is not valid for the arrow shape type " + Value + ".");
}
}
/// <summary>
/// Modifies the specified modifications.
/// </summary>
/// <param name="modifications">The modifications.</param>
/// <returns></returns>
public ArrowShape Modify(ArrowShapeModifier modifications)
{
ValidateModifiers(modifications);
var shape = (ArrowShape) Clone();
shape.modifiers = modifications;
return shape;
}