public CartesianChartCore(ICartesianChartView <TDrawingContext> view, Canvas <TDrawingContext> canvas)
{
this.canvas = canvas;
chartView = view;
updateThrottler = new ActionThrottler(TimeSpan.FromSeconds(300));
updateThrottler.Unlocked += UpdateThrottlerUnlocked;
}
public CartesianChart(
ICartesianChartView <TDrawingContext> view,
Action <LiveChartsSettings> defaultPlatformConfig,
Canvas <TDrawingContext> canvas)
: base(canvas, defaultPlatformConfig)
{
chartView = view;
}
/// <summary>
/// Initializes a new instance of the <see cref="SKCartesianChart"/> class.
/// </summary>
/// <param name="view">The view.</param>
public SKCartesianChart(ICartesianChartView <SkiaSharpDrawingContext> view) : this()
{
XAxes = view.XAxes;
YAxes = view.YAxes;
Series = view.Series;
Sections = view.Sections;
DrawMarginFrame = view.DrawMarginFrame;
}
public CartesianChart(
ICartesianChartView <TDrawingContext> view,
Action <LiveChartsSettings> defaultPlatformConfig,
MotionCanvas <TDrawingContext> canvas)
: base(canvas, defaultPlatformConfig)
{
chartView = view;
view.PointStates.Chart = this;
foreach (var item in view.PointStates.GetStates())
{
if (item.Fill != null)
{
item.Fill.ZIndex += 1000000;
canvas.AddDrawableTask(item.Fill);
}
if (item.Stroke != null)
{
item.Stroke.ZIndex += 1000000;
canvas.AddDrawableTask(item.Stroke);
}
}
}
void IChartLegend <SkiaDrawingContext> .Draw(ICartesianChartView <SkiaDrawingContext> view)
{
var series = view.Series;
var legendOrientation = view.LegendOrientation;
var legendPosition = view.LegendPosition;
Series = series;
switch (legendPosition)
{
case LegendPosition.None:
Visibility = Visibility.Collapsed;
break;
case LegendPosition.Top:
Visibility = Visibility.Visible;
if (legendOrientation == LegendOrientation.Auto)
{
Orientation = Orientation.Horizontal;
}
Dock = Dock.Top;
break;
case LegendPosition.Left:
Visibility = Visibility.Visible;
if (legendOrientation == LegendOrientation.Auto)
{
Orientation = Orientation.Vertical;
}
Dock = Dock.Left;
break;
case LegendPosition.Right:
Visibility = Visibility.Visible;
if (legendOrientation == LegendOrientation.Auto)
{
Orientation = Orientation.Vertical;
}
Dock = Dock.Right;
break;
case LegendPosition.Bottom:
Visibility = Visibility.Visible;
if (legendOrientation == LegendOrientation.Auto)
{
Orientation = Orientation.Horizontal;
}
Dock = Dock.Bottom;
break;
default:
break;
}
if (legendOrientation != LegendOrientation.Auto)
{
Orientation = legendOrientation == LegendOrientation.Horizontal
? Orientation.Horizontal
: Orientation.Vertical;
}
var wpfChart = (CartesianChart)view;
FontFamily = wpfChart.LegendFontFamily ?? new FontFamily("Trebuchet MS");
TextColor = wpfChart.LegendTextColor ?? new SolidColorBrush(Color.FromRgb(35, 35, 35));
FontSize = wpfChart.LegendFontSize ?? 13;
FontWeight = wpfChart.LegendFontWeight ?? FontWeights.Normal;
FontStyle = wpfChart.LegendFontStyle ?? FontStyles.Normal;
FontStretch = wpfChart.LegendFontStretch ?? FontStretches.Normal;
UpdateLayout();
}
