I want to be able to click on the visits per day chart bars and render my by-hour bar chart. I also tried to use chartjs-plugin-annotation, which has click handler support. Handle Click events on Pie Charts in Chart.js Demo Code. { // Label that will be displayed text: string, // Fill style of the legend box fillStyle: Color, // If true, this item represents a hidden dataset. Instead, I have getDataelementAtEvenyt(evt), getElementAtEvent(evt), and getElementsAtEvent(evt). The hover configuration is passed into the options.hover namespace. This is a list of 10 working graphs (bar chart, pie chart, line chart, etc.) Interactions. But I'm also trying to add an onClick event to the individual bars of the chart, and it's not finding the method I want it to call. To see what I'm trying to capture, use the input above the chart to select how many bars you want on the chart, then press the button next to the input. I added the click option on a bar chart and on the pc it shows on mouse over the tooltip text and then on click I have it opening a drill down report. Notice that: There are two charts on the page: A visits per day, and visits per hour (by individual day). Information on the clicked spot can be found through event.xAxis and event.yAxis, which are arrays containing the axes of each dimension and each axis' value at the clicked spot.The primary axes are event.xAxis[0] and event.yAxis[0]. Here is the code I have tried to implement ---I am using onclick event in options in JS. Upon event, a parameter that contains event related data is sent to the assigned event handler. Home » Jquery » Click events on Pie Charts in Chart ... foo.bar; } } It triggers on the entire chart, but if you click on a pie the model of that pie including index which can be used to get the value. I guess this has to do with the fact that datalabels is a plugin, so Chart.js can not identify the label. Legend Item Interface. HTML Chart.js is a powerful data visualization library, but I know from experience that it can be tricky to just get started and get a graph to show up. Default Options. Items passed to the legend onClick function are the ones returned from labels.generateLabels.These items must implement the following interface. chart.events.click. There are all sorts of things that can wrong, and I often just want to have something working so I can start tweaking it.. If false, the grid line will go right down the middle of the bars. ... {/ / f r o m w w w. j a v a 2 s. c o m type: 'bar', data: ... Chart.js: Show labels outside pie chart; ChartJS datalabels to show percentage value in Pie piece; Set color family to pie chart in chart.js; Display multiple data set on pie chart; One parameter, event, is passed to the function, containing common event information. It is common to want to apply a configuration setting to all created bar charts. Sets the click event handler for dataSeries which is triggered when user clicks on a dataSeries. Setting the type variable, we could change the line chart into a bar chart, or even a pie chart. My requirement is to open different LWC Component upon clicking different Bar Chart data-point. The global hover configuration is at Chart.defaults.global.hover.To configure which events trigger chart interactions, see events. Fires when clicking on the plot background. I have been attempting to write mouse click events for a pie chart in ChartJS 2.X but the "getSegmentsAtEvent(evt)" function doesn't seem to be available in the newer version. All of the different types of charts can be seen here.. As you can see, datasets is an array. I tried to listen to Chart.js events, but when I call getElementAtEvent(event) I don't get any results. I am using ChartJS library to achieve this. This is set to true for a category scale in a bar chart while false for other scales or chart types by default. 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