private void OnCloneComplete()
{
_shaft = CollectionUtils.SelectFirst(base.Graphics, delegate(IGraphic graphic) { return(graphic is LinePrimitive); }) as LinePrimitive;
_arrowhead = CollectionUtils.SelectFirst(base.Graphics, delegate(IGraphic graphic) { return(graphic is InvariantArrowheadGraphic); }) as InvariantArrowheadGraphic;
Initialize();
}
private void OnPointsItemAdded(object sender, IndexEventArgs e)
{
if (_points.Count >= 2)
{
LinePrimitive line = new LinePrimitive();
line.Color = _color;
line.LineStyle = _lineStyle;
line.CoordinateSystem = this.CoordinateSystem;
try
{
if (e.Index == _points.Count - 1)
{
_lines.Graphics.Add(line);
line.Point1 = _points[e.Index - 1];
line.Point2 = _points[e.Index];
}
else
{
_lines.Graphics.Insert(e.Index, line);
line.Point1 = _points[e.Index];
line.Point2 = _points[e.Index + 1];
if (e.Index > 0)
{
((LinePrimitive)_lines.Graphics[e.Index - 1]).Point2 = _points[e.Index];
}
}
}
finally
{
line.ResetCoordinateSystem();
}
}
base.NotifyVisualStateChanged("Points");
}
private void Initialize()
{
if (_shaft == null)
{
base.Graphics.Add(_shaft = new LinePrimitive());
}
if (_arrowhead == null)
{
base.Graphics.Add(_arrowhead = new InvariantArrowheadGraphic());
_arrowhead.Visible = _showArrowhead;
}
_shaft.Point1Changed += OnShaftPoint1Changed;
_shaft.Point2Changed += OnShaftPoint2Changed;
}
