private void DrawVerticalGuide(DrawingContext dc, BasicStyleCache cache, GuidePoint point, double height)
{
var point0 = new GuidePoint(point.X, 0);
var point1 = new GuidePoint(point.X, height);
DrawGuideLine(dc, cache, point0, point1);
}
private void DrawHorizontalGuide(DrawingContext dc, BasicStyleCache cache, GuidePoint point, double width)
{
var point0 = new GuidePoint(0, point.Y);
var point1 = new GuidePoint(width, point.Y);
DrawGuideLine(dc, cache, point0, point1);
}
private BasicStyleCache FromCache(BasicStyle style)
{
BasicStyleCache value;
if (_cache.TryGetValue(style, out value))
{
return(value);
}
value = new BasicStyleCache(style);
_cache.Add(style, value);
return(value);
}
private void DrawGuideLine(DrawingContext dc, BasicStyleCache cache, GuidePoint point0, GuidePoint point1)
{
dc.DrawLine(cache.StrokePen, new Point(point0.X, point0.Y), new Point(point1.X, point1.Y));
}
private void DrawGuidePoint(DrawingContext dc, BasicStyleCache cache, GuidePoint point, double radius)
{
FillEllipse(dc, cache.FillBrush, point, radius, radius);
}