public BubbleChart()
{
disposedValue = false;
styleManager = new BubbleStyleManager(this);
styleManager.SetDefaultStyles();
assist = new BubbleChartAssist(this, styleManager);
SizeChanged += assist.ChartSizeChanged;
Loaded += BubbleChartLoaded;
}
public BubbleChartAssist(BubbleChart chart, BubbleStyleManager styleManager)
{
this.chart = chart;
this.styleManager = styleManager;
currentNodes = new List <BubbleNode>();
}