Trigger the hover event only if the hover state changed to improve performance
Trigger the hover event only if the hover state changed to improve performance

AdiDahan/angular-chart.js,kmtabish/angular-chart.js,kutou/angular-chart.js,evdevgit/angular-chart.js,bdo-labs/angular-chart.js,chrisky13biz/angular-chart.js,kutou/angular-chart.js,SatvikPurohit/angular-chart.js,AdiDahan/angular-chart.js,evdevgit/angular-chart.js,SatvikPurohit/angular-chart.js,chrisky13biz/angular-chart.js,kmtabish/angular-chart.js,bdo-labs/angular-chart.js