protected override void OnRender(DrawingContext dc)
{
var pen = new Pen(this.Fill, this.PenWidth);
pen.Freeze();
var line = new Line(this.ActualWidth, this.ActualHeight, this.ReservedSpace, this.Placement, this.IsDirectionReversed);
Vector offset = new Vector(0, 0);
switch (this.Placement)
{
case TickBarPlacement.Left:
offset = new Vector(this.ActualWidth, 0);
break;
case TickBarPlacement.Right:
offset = new Vector(-1 * this.ActualWidth, 0);
break;
case TickBarPlacement.Top:
offset = new Vector(0, this.ActualHeight);
break;
case TickBarPlacement.Bottom:
offset = new Vector(0, -1 * this.ActualHeight);
break;
}
foreach (var tick in this.AllTicks)
{
var p = TickHelper.ToPos(tick, this.Minimum, this.Maximum, line).Round(0);
var l = new Line(p, p + offset);
dc.DrawLine(pen, l);
}
}
protected override void OnRender(DrawingContext dc)
{
var pen = new Pen(this.Fill, this.PenWidth);
pen.Freeze();
var arc = Arc.Fill(this.RenderSize, this.MinAngle, this.MaxAngle, this.IsDirectionReversed);
for (int i = 0; i < this.AllTicks.Count; i++)
{
var tick = this.AllTicks[i];
var angle = TickHelper.ToAngle(tick, this.Minimum, this.Maximum, arc);
var po = arc.GetPoint(angle, -this.ReservedSpace / 2);
var pi = arc.GetPoint(angle, -this.ReservedSpace / 2 - this.TickLength);
var line = new Line(po, pi);
dc.DrawLine(pen, line);
}
}
internal static void DrawLine(this DrawingContext dc, Pen pen, Line l)
{
dc.DrawLine(pen, l.StartPoint, l.EndPoint);
}
internal static Line Transform(this RotateTransform transform, Line line)
{
var p1 = transform.Transform(line.StartPoint);
var p2 = transform.Transform(line.EndPoint);
return new Line(p1, p2);
}