public void Dispose()
{
if (!isDisposed)
{
drawer = null;
if (settings.HandleSizeChanged)
{
canvas.SizeChanged -= Canvas_SizeChanged;
}
canvas.MouseWheel -= Canvas_MouseWheel;
canvas.MouseMove -= Canvas_MouseMove;
canvas.MouseUp -= Canvas_MouseUp;
canvas.MouseDown -= Canvas_MouseDown;
canvas.Children.Clear();
if (xZoomEnabled)
{
horizScrollBar.ValueChanged -= HorizScrollBar_ValueChanged;
}
if (yZoomEnabled)
{
vertScrollBar.ValueChanged -= VertScrollBar_ValueChanged;
}
isDisposed = true;
}
}
/// <summary>
/// Init method
/// </summary>
/// <param name="canvas">Canvas object</param>
/// <param name="horizScrollBar">Horizontal ScrollBar object</param>
/// <param name="vertScrollBar">Verical ScrollBar object. Can be null - that means vertical scroll is disabled</param>
/// <param name="drawer">ICustomChartCanvasDrawer implementator. This object will implement actual chart drawing(lines, etc)</param>
/// <param name="settings">WPFCanvasChartSettings instance - settings for chart</param>
/// <param name="xAxisInterpolator">value interpolator for x axis</param>
/// <param name="yAxisInterpolator">value interpolator for y axis</param>
public void Init(Canvas canvas, IWPFCanvasChartDrawer drawer,
WPFCanvasChartSettings settings, IWPFCanvasChartInterpolator xAxisInterpolator, IWPFCanvasChartInterpolator yAxisInterpolator)
{
this.canvas = canvas;
this.drawer = drawer;
this.settings = settings;
this.yZoomEnabled = vertScrollBar != null;
this.xZoomEnabled = horizScrollBar != null;
this.xAxisInterpolator = xAxisInterpolator;
this.yAxisInterpolator = yAxisInterpolator;
chartHost.Drawing.Transform = chartTransform;
canvas.Children.Add(axisHost);
canvas.Children.Add(xyAxisValuesHost);
canvas.Children.Add(chartHost);
UpdateHostsSizes();
InitCanvasHandlers();
this.isDisposed = false;
}
