public ReferenceCanvas(SubjectReferenceView view, SubjectCanvas subject, SubjectCanvas target)
{
View = view;
Subject = subject;
Target = target;
if (View.type == ReferencesType.Dependency || View.type == ReferencesType.Realization)
{
_BindingCreator.Type = PathType.Dashed;
}
_PathBinding = _BindingCreator.Create(GeometryCreator.Create(this));
Arrow = new ArrowCanvas(this);
}
public LabelBinding(SubjectCanvas subject)
{
switch (subject.View.type)
{
case SubjectType.Abstract_Class:
Text = "<<Abstract class>>\n" + subject.View.Name;
break;
case SubjectType.Interface:
Text = "<<Interface>>\n" + subject.View.Name;
break;
case SubjectType.Class:
Text = "<<Class>>\n" + subject.View.Name;
break;
default:
throw new Exception("Subject cannot be a basic type");
}
Left = (int)(subject.Center.X - (subject.Width / 2));
Top = (int)(subject.Center.Y - (subject.Height / 4));
}
/// <summary>
/// Returns 4 Points.
/// 1 - touch subject,
/// 2 - перпендикулярна 1 на відстані ArrowLength,
/// 3 - аналогічно 2, але рядом з 4,
/// 4 - touch target
/// </summary>
/// <param name="element">ReferenceCanvas</param>
/// <returns></returns>
public static IList <Point> GetPoints(ICanvasElement element)
{
var reference = (ReferenceCanvas)element;
var vector = reference.Subject.Center - reference.Target.Center;
List <Point> points = null;
SubjectCanvas first = null; SubjectCanvas second = null;
if (Math.Abs(vector.X) <= Math.Abs(vector.Y))
{
if (reference.Subject.Center.Y < reference.Target.Center.Y)
{
first = reference.Target;
second = reference.Subject;
}
else
{
first = reference.Subject;
second = reference.Target;
}
points = new List <Point>()
{
new Point()
{
X = first.Center.X,
Y = first.Center.Y - (first.Height / 2.0)
},
new Point()
{
X = first.Center.X,
Y = first.Center.Y - (first.Height / 2.0) - ArrowLength
},
new Point()
{
X = second.Center.X,
Y = second.Center.Y + (second.Height / 2.0) + ArrowLength
},
new Point()
{
X = second.Center.X,
Y = second.Center.Y + (second.Height / 2.0)
},
};
}
else
{
if (reference.Subject.Center.X < reference.Target.Center.X)
{
first = reference.Subject;
second = reference.Target;
}
else
{
first = reference.Target;
second = reference.Subject;
}
points = new List <Point>()
{
new Point()
{
X = first.Center.X + (first.Width / 2.0),
Y = first.Center.Y
},
new Point()
{
X = first.Center.X + (first.Width / 2.0) + ArrowLength,
Y = first.Center.Y
},
new Point()
{
X = second.Center.X - (second.Width / 2.0) - ArrowLength,
Y = second.Center.Y
},
new Point()
{
X = second.Center.X - (second.Width / 2.0),
Y = second.Center.Y
},
};
}
if (first.Center != reference.Subject.Center)
{
points.Reverse();
}
return(points);
}