public GeometryDrawing GetDrawing(IFeature f, int i)
{
Geometry.Vector p = new Geometry.PointString(f.GeoData).GetExtents().Center();
Point pos = new Point(p.X, p.Y);
Size size = GetSize(f);
double x = pos.X - Chart.Width / 2 + i * size.Width;
double y = pos.Y;
RectangleGeometry geometry = new RectangleGeometry(new Rect(new Point(x, y), size));
GeometryDrawing drawing = new GeometryDrawing(new SolidColorBrush(Color), null, geometry);
return(drawing);
}
public override void ApplyFluidTheme(IDataFluidTheme theme)
{
if (LayerData.GeoType == VectorLayer.GEOTYPE_LINEAR)
{
foreach (var featurePair in Features)
{
var feature = featurePair.Key;
var geometry = featurePair.Value.Geometry as PathGeometry;
var poly = new Geometry.PointString(feature.GeoData);
double length = poly.Length();
if (length < 10)
{
continue;
}
double velocity = theme.GetVelocity(feature);
double time = length / velocity;
double space = 1 / theme.GetDensity(feature);
int spotCount = (int)(length / space) + 1;
var color = theme.GetColor(feature);
for (int i = 0; i < spotCount; i++)
{
var pointAnimation = new PointAnimationUsingPath
{
PathGeometry = geometry,
Duration = new Duration(new TimeSpan(0, 0, 0, 0, (int)(time * 1000))),
RepeatBehavior = RepeatBehavior.Forever,
BeginTime = new TimeSpan(0, 0, 0, 0, (int)(time / spotCount * i * 1000))
};
var colorAnimation = new ColorAnimation(
fromValue: color.Item1,
toValue: color.Item2,
duration: new Duration(new TimeSpan(0, 0, 0, 0, (int)(time * 1000))))
{
RepeatBehavior = RepeatBehavior.Forever,
BeginTime = new TimeSpan(0, 0, 0, 0, (int)(time / spotCount * i * 1000))
};
double radius = theme.GetDiameter(feature) / 2;
var fill = new SolidColorBrush(color.Item1);
var spot = new EllipseGeometry(new Point(), radius, radius);
var spotDrawing = new GeometryDrawing(fill, null, spot);
this.AddOverlayChildren(spotDrawing);
spot.BeginAnimation(EllipseGeometry.CenterProperty, pointAnimation);
fill.BeginAnimation(SolidColorBrush.ColorProperty, colorAnimation);
}
}
}
}
public Rectangle GetShape(IFeature f, int i)
{
Geometry.Vector p = new Geometry.PointString(f.GeoData).Centroid();
Point pos = new Point(p.X, p.Y);
Size size = GetSize(f);
double x = pos.X - Chart.Width / 2 + i * size.Width;
double y = pos.Y;
Rectangle rect = new Rectangle {
Width = size.Width, Height = size.Height, Fill = new SolidColorBrush(Color), Stroke = null
};
Canvas.SetLeft(rect, x);
Canvas.SetTop(rect, y);
ToolTipService.SetToolTip(rect, UIHelper.TitledToolTip(Property, ValueSelector(f).ToString()));
return(rect);
}
