private void DrawLine(double x1, double y1, double x2, double y2, ChartPlotInfo info, Brush brush, bool isDashed = false)
{
var line = new Line();
line.X1 = GeometricHelper.XCoordToChart(x1, info);
line.X2 = GeometricHelper.XCoordToChart(x2, info);
line.Y1 = GeometricHelper.YCoordToChart(y1, info);
line.Y2 = GeometricHelper.YCoordToChart(y2, info);
line.Stroke = brush;
line.StrokeThickness = 2;
if (isDashed)
{
line.StrokeThickness = 1;
line.StrokeDashOffset = 5;
}
RenderElement(line);
}
private void DrawCircle(DateTime dateTime, double p, ChartPlotInfo info, Brush brush)
{
var circle = new Ellipse();
circle.ToolTip = string.Format("Дата: {0:yyyy MMM dd}, значення: {1}", dateTime, p);
circle.Stroke = brush;
circle.Fill = Brushes.White;
circle.Width = 10;
circle.Height = 10;
circle.StrokeThickness = 2;
var x = GeometricHelper.DateToChart(dateTime, info) - circle.Width / 2;
var y = GeometricHelper.YCoordToChart(p, info) - circle.Height / 2;
Canvas.SetTop(circle, y);
Canvas.SetLeft(circle, x);
RenderElement(circle);
}
private void DrawLine(DateTime x1, double y1, DateTime x2, double y2, ChartPlotInfo info, Brush brush, bool isDashed = false)
{
var line = new Line();
line.X1 = GeometricHelper.DateToChart(x1, info);
line.X2 = GeometricHelper.DateToChart(x2, info);
line.Y1 = GeometricHelper.YCoordToChart(y1, info);
line.Y2 = GeometricHelper.YCoordToChart(y2, info);
line.Stroke = brush;
line.StrokeThickness = 2;
if (isDashed)
{
DoubleCollection dashes = new DoubleCollection(2);
dashes.Add(5);
dashes.Add(5);
line.StrokeThickness = 1;
line.StrokeDashArray = dashes;
}
RenderElement(line);
}