public DataPoint OnMouseMove(MouseActionArgs args)
{
if (Deselected)
{
return(null);
}
LongPoint p = LongPoint.DeTranslateFromScreen(new LongPoint(args.Point), args.XRange, args.YRange, new LongRectangle(args.Rectangle));
return(ClosestPointTo(p));
}
internal void OnEventsMouseClick(MouseActionArgs args)
{
foreach (DataEvent e in DataEvents)
{
LongPoint pt = LongPoint.TranslateToScreen(e.Point, args.XRange, args.YRange, new LongRectangle(args.Rectangle));
if (pt.X - 8 <= args.Point.X && args.Point.X <= pt.X + 8)
{
SelectedItem = e;
return;
}
}
SelectedItem = null;
}
public bool OnMouseClick(MouseActionArgs args)
{
DataRange yrange = this.CustomYRange ?? args.YRange;
List <DataPoint> range = BinaryChop(Points, args.XRange);
if (range.Count == 0)
{
return(false);
}
List <LongPoint> polypoints = new List <LongPoint>();
foreach (DataPoint p in range)
{
LongPoint lp = LongPoint.TranslateToScreen(p.Point, args.XRange, yrange, new LongRectangle(args.Rectangle));
polypoints.Add(new LongPoint(lp.X, lp.Y + 10));
polypoints.Insert(0, new LongPoint(lp.X, lp.Y - 10));
}
Polygon poly = new Polygon(polypoints);
return(poly.Contains(new LongPoint(args.Point)));
}
internal void OnEventsMouseClick(MouseActionArgs args)
{
foreach(DataEvent e in DataEvents)
{
LongPoint pt = LongPoint.TranslateToScreen(e.Point, args.XRange, args.YRange, new LongRectangle(args.Rectangle));
if(pt.X - 8 <= args.Point.X && args.Point.X <= pt.X + 8)
{
SelectedItem = e;
return;
}
}
SelectedItem = null;
}