public override void SetLineDash(object backend, double offset, params double[] pattern)
{
var c = (DroidContext)backend;
if (pattern == null || pattern.Length == 0)
{
c.Paint.SetPathEffect(null);
return;
}
var eff = new AG.DashPathEffect(pattern.Select(p => (float)p).ToArray(), 0);
c.Paint.SetPathEffect(eff);
}
Paint GetPenPaint (Pen pen)
{
var paint = new Paint (PaintFlags.AntiAlias);
paint.SetStyle (Paint.Style.Stroke);
paint.SetARGB (pen.Color.A, pen.Color.R, pen.Color.G, pen.Color.B);
paint.StrokeWidth = (float)pen.Width;
if (pen.DashPattern != null && pen.DashPattern.Any ()) {
var dashPathEffect = new DashPathEffect(pen.DashPattern.ToArray(), 0);
paint.SetPathEffect(dashPathEffect);
}
return paint;
}
private int startMenu; //菜单的第一张图片的资源id
#endregion Fields
#region Constructors
public RoundSpinView(Context context, IAttributeSet attrs)
: base(context, attrs)
{
this.handler = new SpinHandler(this);
if (attrs != null)
{
TypedArray a =
this.Context.ObtainStyledAttributes(attrs, Resource.Styleable.RoundSpinView);
startMenu = a.GetResourceId(Resource.Styleable.RoundSpinView_menuStart, 0);
}
pfd = new PaintFlagsDrawFilter(0, PaintFlags.AntiAlias | PaintFlags.FilterBitmap);
mPaint.Color = Color.White;
mPaint.StrokeWidth = 2;
mPaint.AntiAlias = true; //消除锯齿
mPaint.SetStyle(Paint.Style.Stroke); //绘制空心圆
PathEffect effects = new DashPathEffect(new float[] { 5, 5, 5, 5 }, 1);
mPaint.SetPathEffect(effects);
quadrantTouched = new Boolean[] { false, false, false, false, false };
mGestureDetector = new GestureDetector(this.Context, new MyGestureListener(this));
setupStones();
}