Nov 5, 2025 · CanvasJS enables interactive charts for web apps. 0 As using below method will return "undifined" in console. I have already created one in django application and i want to generate a javascript alert by clicking a certain point in the chart. Chart. 0? Take this JSFiddle as an example. js, we can add the onClick method into our chart. When clicking on the center 📊 A compact and practical CanvasJS cheatsheet with essential code snippets, tips, and tricks to quickly build and customize charts. 2. canvasjs. js, but for the examples, let's use a line chart we've made. js to create a line graph for some data. The problem with using this with react chart js is that I can't access myLineChart object like they did in that example because that's not how you make a line chart in react. To highlight a dataPoint on mouse click, you can use the click property to set the click event handler which is triggered when user clicks on a dataPoint. Jul 20, 2022 · 2 I try to make a link if a onclick event on a doughnut chart slice happens. CanvasJS supports setting the visibility of a specific data series in chart using its “visible” property. Why is this not Continue Reading Jan 19, 2016 · Hello I'm using canvasjs to create stacked bar chart. Click Events: Add click event handlers to data points or the chart itself, to make it a more interactive experience. It can render HTML5 Charts across devices including iPhone, iPad, Android, Mac & PCs. Mar 1, 2019 · MVC 5 Pie Chart OnClick Event This topic has 1 reply, 2 voices, and was last updated 6 years, 8 months ago by Shashi Ranjan. Apr 29, 2013 · Everything works fine but when it comes to rendering the chart with chart. I was wondering if on click of a certain slice of one of the charts, I can make an ajax call Feb 17, 2023 · Thangaraj Raman @weijian-zhu2, You can bind mouse events to the chart container and get mouse coordinates in pixels, which can be converted to corresponding values along the axis using convertPixelToValue as shown in this documentation page. net webform c# whenever I click button all charts disappear even on drop-down select event same happen sample code of what im using <script> window. palette. You can call this method with any chart handle, even if you haven't called draw() yet. js?To handle click events on charts in Chart. com/docs/charts/chart-types/html5-pie-chart/ The chart has an optional 'click' function for handling events. visualization. 04% bar to be clickable. Canvas JS charts with click event - CodePen JSFiddle - Test your JavaScript, CSS, HTML or CoffeeScript online with JSFiddle. May 21, 2023 · <canvasjs-chart [options]="chartOptions"></canvasjs-chart> The data is shown correctly but my problem is when I click on the change chart Data to change the value of my books object I can't see the changes in the chart . Adding a custom context menu on right-click allows Tagged with charts, datavisualization, canvasjs, uidesign. Jul 18, 2014 · I'm using Chartjs to display a Line Chart and this works fine: // get line chart canvas var targetCanvas = document. I want to be able to select a point on the graph and then below load more data that is associated with that data point. But when I click the tooltip, I am getting the following error: ReferenceError: onClickToolTip is not defined at HTMLDivElement. Is it possible to trigger a click function when clicking on the label rather than the area of the chart? EG: A pie chart that has labels that can be clicked along with the area in the pie chart. Jan 3, 2020 · When working on a project that involves conveying data in a succinct, meaningful way, it can be very Tagged with canvasJS, charts, react, dataVisualization. Jul 10, 2024 · Listening for events is simple; simply call google. May 15, 2017 · Hi, I am using different properties of tooltip like cornerRadius, animationEnabled, shared, contentFormatter. last(). main, data: dataProp. I've drawn multiple piecharts using the documentation provided. net/5rz5r9ag/12/ which shows how you can get onclick events with the regular chart js. js Bar Chart ExampleCreating a bar chart isn't very hard with Chart. 5, categoryPercentage: 0. When I implement a 'click' event handler on my pie chart it changes the default explode behavior of the slice. I think the problem is the chart is not binding to books object Working with events There are three helper methods to get data from click event. Oct 4, 2024 · Creating the Gantt Chart Creating a Gantt chart in CanvasJS is a straightforward process that requires just a few simple steps: Choose the rangeBar chart type: The rangeBar chart type is a versatile chart type that can be used to create a Gantt chart-like visualization. But when it contain {markerSize,indexLabel,indexLabelFontColor,indexLabelFontSize,markerColor,markerType}, then it very difficult to tringle clink event. Then we can use the getElementsAtEventForNode method to get the index of the data set entry that we clicked on. js provides helpers that make this a straightforward process. May 4, 2016 · Looking For a method to add onClick handle on the "label" element in chartjs 2. Meaning, I want to override the current onclick events on the carts to do some To get a click event on a canvas element (shape), you need to capture click events on the canvas HTML element and determine which element was clicked. Upon event, you will get access to the selected dataPoint’s details. CanvasJS Library supports 30+ JavaScript Charts – including line, column, bar, spline, area, pie, doughnut, stock charts, etc. I would like to create mouse click handler for any cursor position and also I want to get the value of X axe corresponding to that position. HTML: Oct 13, 2025 · API For each chart, there are a set of global prototype methods on the shared chart type which you may find useful. CanvasJS is a light weight & powerful Charting Library built on top of HTML5 & JS. Sep 17, 2024 · Tutorial on using Chart ToolTips, its Features & Various Customizations. Is there any property which helps us to define click event on tooltip also? Feb 10, 2018 · But I hope canvasjs could provide the native support to this, because I still has issue to below case: 1. on("mousedown", function (e JavaScript Dynamic / Live charts are useful in displaying data that changes with time like stock price, temperature, real time sensor readings, etc. Let's explore how A common occurrence is taking an event, such as a click, and finding the data coordinates on the chart where the event occurred. events. Chart (“chartContainer1”, { animationEnabled: true, title: { text: “”, horizontalAlign Mar 29, 2021 · Pie Chart click event in if else problem This topic has 3 replies, 2 voices, and was last updated 4 years, 9 months ago by Indranil. getDatasetAtEvent Gets dataset from mouse click event. Every time I click the submit button, it displays a chart then it quickly disappears. How can I do this? Jan 22, 2016 · Can you add a right-click event handler to CanvasJS Charts' dataPoints? I'm aware the documentation mentions "click, mouseover, mouseout and mousemove" as available events, so I'm looking for an undocumented feature or a trick to accomplish this. Oct 14, 2021 · Spread the love Related Posts How to Handle Click Events on Charts in Chart. Aug 11, 2020 · @archeg, You can bind mouse events to the chart-container (div) and get mouse coordinates in pixels, which you can convert to corresponding value along axis using convertPixelToValue as shown in this documentation page. Jan 22, 2016 · Can you add a right-click event handler to CanvasJS Charts' dataPoints? I'm aware the documentation mentions "click, mouseover, mouseout and mousemove" as available events, so I'm looking for an undocumented feature or a trick to accomplish this. Perfect for quick reference! 🚀 - vishwas-r/CanvasJS-CheatSheet Aug 28, 2023 · How can I fire event when clikcing on line (not dots on line) using line chart. Charts are interactive and highly customizable. js, a common requirement is to remove a chart from the canvas entirely, including disabling any hover or click events associated with the chart. I have created the chart within the ngOnInit methode of a component. Mar 22, 2023 · We have an on click event on the data points to display a popup box but the users are having issues with clicking the data point as the click has to be very specific. Sets the click event handler for dataSeries which is triggered when user clicks on a dataSeries. May 11, 2021 · I'm trying to change my column chart dynamically when I click on the pie chart. If not supported out of the box, where should I start looking in order to make such Jun 22, 2017 · A tutorial on creating html5 based dynamic charts using CanvasJS. Oct 13, 2025 · const chart = new Chart(ctx, { type: 'line', data: data, options: { // All of these (default) events trigger a hover and are passed to all plugins, // unless limited at plugin options events: ['mousemove', 'mouseout', 'click', 'touchstart', 'touchmove'], plugins: { tooltip: { // Tooltip will only receive click events events: ['click'] } } } }); Is it possible to trigger a click function when clicking on the label rather than the area of the chart? EG: A pie chart that has labels that can be clicked along with the area in the pie chart. 1) Do you think it’s possible to make a click event on the chart look into the tooltip and get the time from it? 2) If not, what are my best options? Apr 8, 2022 · Hello I want to show tooltip Via Click Event. Being able to draw shapes is cool and all, but we want to add interactivity to our graphics! In this lesson, we will learn how to add 'click' handlers t Nov 26, 2015 · How can i render a new line chart by clicking on a particular line of an already rendered line chart? May 27, 2016 · I am using Chart. Mar 20, 2025 · An interactive tutorial on creating HTML5 JavaScript Charts using CanvasJS. onclick Do you have an idea in how I can reference the event handler correctly? Therefore, to get a click event on a canvas element (shape), you need to capture click events on the canvas HTML element and use some math to determine which element was clicked, provided you are storing the elements' width/height and x/y offset. How can the alert Jun 17, 2020 · React is one of the trendiest frameworks for building single-page UI-first applications. Build your first chart in 5 minutes! Is there any way to disable the click event while utilizing the zoom feature with CanvasJS? The click event that I have set up opens up a separate pop up and works just fine. There are Tagged with canvasjs, react, charts, datavisualization. I already have my tool tips enabled to show the information from my line charts, but I would also like to add an on click metho Tutorial on Updating Chart Data and Options Dynamically | CanvasJS JavaScript Charts Sep 27, 2019 · Event handling on data click fails This topic has 6 replies, 2 voices, and was last updated 6 years, 2 months ago by Manoj Mohan. com/html5-javascript-dynamic-chart/. JavaScript Charts & Graphs with 10x performance & 30+ Chart Types including Line, Area, Bar, Pie. Nov 21, 2025 · This blog demystifies click event handling for Chart. Then you can check whether a point was clicked with getElementsAtEvent and if so remove it from the options and update the chart. Oct 28, 2015 · I am trying to create a chart using canvasjs. The click event hanlder onClickToolTip is defined in that component, too. getElementById('chartCanvas'). It no longer explodes! I need to be able to perform other actions when a slice is selected, but still have it explode. onload = function () { var chart = new CanvasJS. However, you can achieve drill-down by using click event handler on dataSeries level as shown in this example. addListener() passing in a handle to the chart, the name of the event to catch, and the name of a handler to call when the event is thrown. This allows developers to create interactive charts where specific actions are triggered when a user clicks on a particular bar. All available charts in CanvasJS support dynamic updates including Line, Area etc. js, we can add behavior to bar charts by handling onClick events. js is an free JavaScript library for making HTML-based charts. onclick Do you have an idea in how I can reference the event handler correctly? Mar 1, 2019 · MVC 5 Pie Chart OnClick Event This topic has 1 reply, 2 voices, and was last updated 6 years, 8 months ago by Shashi Ranjan. Everything work fine but it just show only 1 chart, when I change api link, it will delete old chart and show new chart. These are available on all charts created with Chart. May 21, 2022 · Hello I have a question concerning js charts. This enables you to add interactive elements to your charts, such as drill-down functionality or custom tooltips. Jul 23, 2025 · When working with Chart. Jan 19, 2016 · Hello I'm using canvasjs to create stacked bar chart. Nov 18, 2020 · Hi, I have chart onClick event. I am a bit stuck on Feb 9, 2025 · CanvasJS allows you to handle various events, such as clicking on a data point or the chart area. function LTEq_addEventListenertoCanvasChart() { $("#LTEq_chartContainer . Please take a look at the code snippet below: jQuery(". The zoom feature enabled works great as well until it triggers the click event while zooming and opens the pop up. Jun 17, 2020 · React is one of the trendiest frameworks for building single-page UI-first applications. js, we can add the onClick method into… Chart. Nov 16, 2017 · You can use the onclick event in the option to show the popup. May 26, 2020 · I need to generate a dynamic charts for which I am thinking of this https://canvasjs. By the end, you’ll confidently implement click interactions that work seamlessly with stacked datasets. 📊 A compact and practical CanvasJS cheatsheet with essential code snippets, tips, and tricks to quickly build and customize charts. But I am facing problem to fire click event on labels of the chart? How can I implement click event on labels? Jul 31, 2018 · I’m having a problem with using the charts with asp. Upon event, a parameter that contains event related data is sent to the assigned event handler. Aug 25, 2014 · I was hoping someone could help me as I have spent all day trying to get the onclick event in version 2 alpha referenced above to locate the users point data they clicked on in a radar chart. Sep 8, 2017 · How do I get the X, Y coordinates relative to the chart with the onClick event in ChartJS V > 2. Sep 25, 2024 · CanvasJS offers event handlers for various events across different elements, which can be used to enhance the user experience. Such actions can range from displaying additional information to dynamically updating the chart data, providing a more engaging user experience. When my dataPoints only contain {x:xx,y:xx} then enable to tringle click event. My question is how can i record data point values whenever mouse button is click down (buy) and up (sell). May 30, 2025 · Custom datapoint editing transforms CanvasJS charts from static displays into powerful interactive tools. I can get the data value on only spline chart line data points, but I am going to get the data value on not only the spline chart data points but on every spline chart line. I want click on line (mart it with yellow arrow on image) and fire click event, where I want get all line data or index. getContext('2d'); // draw line chart var chart = Oct 22, 2020 · Hi, We have included data point click event ,in that made to show context menu Also we included strip line defined with start and end date to it. It is one of the simplest visualization libraries for JavaScript, and comes with the many built-in chart types: Jul 14, 2016 · I am trying to implement ng2-charts in my Angular 2 project and I was wondering about creating custom onclick events. Responsive JS Charts with Animation, Zooming, Panning, etc Dec 10, 2020 · Hi, thank you for the great chart library. js. jsWe can make […] Aug 31, 2020 · I have the following diagram rendered by CanvasJS: I want the 0. js documentation and found that the "events" function expects an Array [String], but due to my lack of experience, I haven't succeeded to use a different action for each of the data on the chart. May 2, 2021 · Suppose we have a scatterplot with 2 points, and a handler for when a specific point is clicked. As an example, suppose when the left point is clicked i want console. In this article, we'll look at… Create a Grouped Bar Chart with Chart. If this doesn’t fulfill your requirements, kindly create a JSFiddle with your use-case and share it with us so that we can look into the chart options being used, understand Dec 10, 2020 · I'm working in React and using this pie chart from canvasjs: https://canvasjs. render, it quickly disappears after a split second. This Angular Chart Tutorial teaches you to quickly add beautiful Charts to your Angular Applications using CanvasJS Angular Chart Component via NPM. when zoomed, the pan button or reset button still propagate the event to up layer, I didn’t found the callback to pan or reset button call back to do my time trick. log("You clicked me!" Jan 21, 2021 · backgroundColor: theme. ToolTip can be customized with HTML or Text Content. By combining click-to-edit precision with drag-to-modify fluidity, developers can create intuitive interfaces that bridge the gap between data visualization and data manipulation, enabling users to explore scenarios and refine datasets directly within the chart context. This requires storing the element’s width and height. Jul 26, 2016 · What I'm looking for is a way to apply the "events" "onclick" for each of the different data I have on the chart. I know how to set onclick on legend but how can i set an onClick on labels ? I Tried this in option but it is not working and giving me Jul 17, 2025 · The Canvas API provides a means for drawing graphics via JavaScript and the HTML <canvas> element. By combining this with the legend events we can create charts that toggle data series visibility on click of corresponding legend items. Example - basic line chart. canvasjs-chart-canvas"). To canvas chart we included add event linsener mouse down to get strip line pop up base on clicked position. talents, barThickness: 12, maxBarThickness: 10, barPercentage: 0. Perfect for quick reference! 🚀 - vishwas-r/CanvasJS-CheatSheet JSFiddle - Test your JavaScript, CSS, HTML or CoffeeScript online with JSFiddle. Dynamic Chart are also known as Real Time charts. My datasources are 3 arrays with labels, value, and the id for the url. on("click Jun 26, 2021 · To handle click events on charts in Chart. I have read the Chart. secondary. Could anyone give a reason as to why this is happening? Thanks! This topic was modified 12 years, 4 months ago by mbatilando. Among other things, it can be used for animation, game graphics, data visualization, photo manipulation, and real-time video processing. Jan 26, 2017 · I've got a question regard Chart. Currently, I am showing about 10 area datasets with a shared tooltip that shows me the time as well. Sets the rangeChanging Event Handler for Chart which is triggered before viewportMinimum or viewPortMaximum change while zooming, panning, or reset. Jul 23, 2025 · In Chart. How can I achieve this? Here's the code used to display the diagram: <script> window. I am trying to add an on click event to my Line chart using Chart. To add a click event to your canvas element, use Aug 29, 2022 · To show datapoint information on clicking part of area chart as well, you can bind a click event on chart container and with the help of tooltip updated event, you can display the information about datapoint when clicked. js inbuilt provides zooming and panning by dragging the mouse on bars,but I need to do the zoom and pan on button click. Feb 14, 2014 · Hello, Is there any way to handle click event for any mouse position? I found only support for clicks on data points. when use range selection to zoom chart, it also triggered a click event. A scatter is created in #canvas. onlo Jan 23, 2019 · I'm using canvasJs library to create chart from JSON result. log whenever clicking on any one of the label attributes in. For instance, we can write the following HTML: Oct 2, 2019 · I want to make click events on spline chart. js stacked bar charts, focusing on troubleshooting deprecated methods and adopting modern, reliable alternatives. Oct 22, 2018 · To do that, I only need the X value (time in ms) of the click event to do the rest. 5 } ], labels }; This is the screenshot the chart created. Dec 26, 2014 · Is there a way to expose a click function for the chart object ? I would like to catch an event if the user clicks on an area on the chart that is not a data (dataSeries or dataPoint). there were any Option for it ? Mar 2, 2020 · Adding click event to label is not possible as of now. I want every Jan 13, 2020 · I found this helpful link https://jsfiddle. I have created a interface and a function on my canvas Js graph when I click on pie chart the column chart should act やりたいこと下図のようなグラフでラベル部分(Januaryなど)をクリックすると詳細ページに遷移するといった動きを実現したかった結論きれいに実装するのは無理だったグラフのクリックを検知してクリックしたのがどの項目か取得することはできたやり方 Ch How To Create Onclick Event in Bar Chart in Chart JS 4In this video we will explore how to create onclick event in bar chart in chart js 4. Nov 15, 2019 · hello, how to make right click event on chararea?? You can customize CanvasJS Charts using various options that are explained in this section.

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Canvasjs Chart Click Event. Nov 5, 2025 · CanvasJS enables interactive charts for web apps. 0