2986ce7f6ad775a86e1bae76a01473eadcc7339a,src/main/java/org/jfree/chart/fx/ChartCanvas.java,ChartCanvas,ChartCanvas,#JFreeChart#,136
Before Change
public ChartCanvas(JFreeChart chart) {
ParamChecks.nullNotPermitted(chart, "chart");
this.chart = chart;
this.chart.addChangeListener(this);
this.tooltip = null;
this.tooltipEnabled = true;
this.chartMouseListeners = new ArrayList<ChartMouseListenerFX>();
After Change
*/
public ChartCanvas(JFreeChart chart) {
this.chart = chart;
if (this.chart != null) {
this.chart.addChangeListener(this);
}
this.tooltip = null;
this.tooltipEnabled = true;