static Pen GetPen(Generator generator, Color color, float thickness = 1f, DashStyle dashStyle = null)
{
var cache = generator.Cache <PenKey, Pen> (cacheKey);
Pen pen;
lock (cache) {
var key = new PenKey(color.ToArgb(), thickness, dashStyle);
if (!cache.TryGetValue(key, out pen))
{
pen = new Pen(color, thickness, generator);
if (dashStyle != null)
{
pen.DashStyle = dashStyle;
}
cache.Add(key, pen);
}
}
return(pen);
}
/// <summary>
/// Gets a cached pen with the specified <paramref name="color"/> and <paramref name="thickness"/>
/// </summary>
/// <param name="color">Color of the cached pen to get</param>
/// <param name="thickness">Thickness of the cached pen to get</param>
/// <param name="dashStyle">Dash Style for the pen</param>
/// <param name="generator">Generator to get the cached pen for</param>
public static Pen Cached(Color color, float thickness = 1f, DashStyle dashStyle = null, Generator generator = null)
{
return(GetPen(generator, color, thickness, dashStyle));
}
public static Pen Cached(Color color, float thickness, DashStyle dashStyle, Generator generator)
{
return(GetPen(color, thickness, dashStyle));
}
