Chart js scale not working The only problem is that the scale should go up to 20 but, as you can see below, the highlighted point is 17 and is off the chart. The scales (x and y) are defined as an array but they should be an object. yyyy', stepSize: 4 }, Dec 1, 2024 · In a radial chart, such as a radar chart or a polar area chart, there is a single axis that maps points in the angular and radial directions. max; const min = chart. Charts. May 24, 2022 · I have a line chart created using ChartJs. : 40-5 = 35 35/7 = 5 5 is a whole number, so the scale will work. js uses its parent container to update the canvas render and display sizes. 0 and latest 2. Nov 16, 2017 · Stack Overflow for Teams Where developers & technologists share private knowledge with coworkers; Advertising & Talent Reach devs & technologists worldwide about your product, service or employer brand May 12, 2017 · Does Chart. js the time axis is not correctly formatted (the datapoints are evenly distributed on the x-axis). Changing the scales to objects fixes your issue in your updated approach without needing to multiply values : Aug 11, 2022 · In CHART. Oct 16, 2014 · I have a radar chart showing (nearly) as I want it. ChartJS automatically scaled chart has undefined min and Feb 12, 2022 · I have been struggling to make a chart. ticks: { min: -10, max: 110, stepSize: 10, reverse: true, }, Oct 11, 2019 · According to the documentation, you should first import the plugin, and then register it with Chart. js scales yaxes ticks min max doesnt work. js in react. js'; // Import Chart. js, that contains both Moment and Chart libraries. register(annotationPlugin); // Register the annotation plugin with Chart. I updated Chart. js, but you need more since you know work with the time element. options = { scales: { Mar 14, 2023 · If you are using chart. I tried to put them in dataset, in options, in xScales but nothing worked. js Line Chart'}}, hover: {mode: 'index', intersec: false}, scales: {x: {title: {display: true, text: 'Month'}}, y: {title: {display: true, text: 'Value'}, min: 0, max: 100, ticks Jul 20, 2017 · You can see in the js fiddle that there are two visual issues. js and I can't seem to be able to change the scale of the Y axis to show whole numbers, in this example I would like to have just round numbers in the scale (1,2,3,4,5) instad of the decimal (0 -0,5 - 1,0 - 1,5 - 2,0 - etc) Jun 30, 2016 · You misunderstood how Chart. I updated your fiddle. scales. fillText(). Sep 8, 2020 · I have strange problem trying to display labels for X-axis and Y-axis. May 21, 2020 · I have a time series that is a CSV file (pastebin link). 0 and chart. I want this type scalelabel Dec 1, 2024 · Chart. xAxes. min; Jan 19, 2022 · In v3 every scale is its own object where the key is the scale ID so there are no more arrays. Sep 6, 2021 · I am new to JSCharts, I got two charts but they are different sizes, how can I make them the same size? I have tried suggestedMin and suggestedMax in line chart, but it still begins Y ticks from 0. js for now. datasets[0]. scales[scaleId] otherwise my min value was set as the min of the chart. B: The original solution I posted was for Highcharts, if you are not using Highcharts then please remove the tag to avoid confusion Feb 5, 2018 · So i have a line chart in Chartjs, my X axis looks like this. Jul 22, 2016 · Chart. – adg. 1 I have been trying to solve this issue for days now but from what I have seen people seem to use react-chartjs-2 with chart. 375 4. The canvas is empty and there is the following stacktrace in Chrome log: Nov 23, 2017 · I've got problems with Chart. Also, I want to make sure that two enclosed graphs are the same hight, line suppose to be as bubble chart. Teams Chart. My problem is when I zoom in more than a certain point I can not zoom out back. Basically, it works well, but I have an issue with creating nth time a chart in the same canvas. When you set the min of the y-Axis for example to 1 you have to set the attribute "base" of the dataset to 1 as well so that minBarLength can work. js provides a few options to enable responsiveness and control the resize behavior of charts by detecting when the canvas display size changes and update the render size accordingly. js V3 all scales are their own objects and not arrays anymore, for all changes see migration guide linked above. I've tried following all of the documentation out there, but the second y axis won't show no matter what I do. precision, but instead provide your own formatter with ticks. Asking for help, clarification, or responding to other answers. JS 3, this is easier because there is a new option, "count", which set the amount of ticks to show and teh calculation and set of "stepSize" is not needed anymore, for this use case, I guess. 4. js does not scale with two yAxis Hot Network Questions American sci-fi comedy movie with a young cast killing aliens that hatch from eggs in a cave and take over their town Sep 26, 2022 · I try the above code to add the scale label by not showing the scale label . time: { unit: 'day', parser: 'dd. May 2, 2017 · Also, simply replacing chart. 3 version, it is displayed correctly (datapoints are not evenly distributed). Responsiveness can then be achieved by setting relative values for the container size Sep 8, 2024 · Common Causes of Scaling Issues in Chart. floor(yValue); // format to your liking }, }, }, } Jul 20, 2018 · If you really want it work cleanly you need to ensure the range (max-min) is cleanly divisible by the stepSize. Data Decimation. Here is my code: var data = { labels: labelArray, title: { text: "Date Time Jun 26, 2018 · Type time for unit hour not working in bar chart. Dec 21, 2021 · Yes it is possible, the options object only contains the user defined options. Here's how you can do it: import Chart from 'chart. Ask Question Asked 6 years, 4 months ago. js options: // Boolean - whether or not the chart should be responsive and resize when the browser does. How do I scale it so that the max point would be 20 and the shown highlighted point would be inside the chart? The current code I have is: Apr 24, 2021 · Chart. Expected Behavior. Temperature). js not working Jun 28, 2018 Copy link Contributor Jun 29, 2021 · When including the latest 3. plugin. I have followed the docs but for some reason I don't get the desired Aug 31, 2016 · Very strange, your answer of 2019 definitely helped but in 2023, I had to make some changes. 0". js 4, the scale options are wrongly configured. 1. 2. Nov 27, 2016 · Chart. This should do: I am trying to use ChartJS line chart on my Angular 9 application. js version >= 3. Sep 5, 2022 · The stpeSize option, used to calculate the differences among ticks, must be defined in time node and not in the ticks: EDIT: the CHART. Expected Behavior Chart should show min and max that was set on the configuration then plot the I am using Chart. An undocumented feature of the ChartJS library is that if you pass in a function instead of a string, it will use your function to render the y-axis's scaleLabel. Nov 9, 2018 · This answer allowed me to keep the scale but not draw the gridlines on the chart. js point of view, your chart configuration looks almost fine, including the ticks. Everything seems to be working fine. # Configuration Options. 0: Due to breaking changes in version 3. Canvas Dimensions Not Set Correctly: If the canvas element does not have explicit width and height, the chart may not render correctly. tricks and i had to put the begin at zero outside the tricks inside the options. I have several chunks of options for different types of charts. js with multiple y Axes and it is not working. js 2. 0 are significantly more powerful, but also different from those of v1. I want to scale Y axes of my chart to display values from 0 (instead of from the minimum value) and to add '%' mark after value My Nov 14, 2016 · Ok, I figured it out. 0 Browser Sep 13, 2022 · I'm working on Char. min. js version 3. Home API Samples Ecosystem Ecosystem. Linear Scale - Min-Max; Linear Scale - Suggested Min May 22, 2016 · I'm trying to set my bar chart's y scale so that it shows ticks from 0-100 every 20. js is suing the default ones, without min and max. I can't seem to get the x axis to work. Nov 2, 2021 · Your X axis scale was indeed invalid, you declared it as an array which is V2 syntax, in V3 all the scales are their own object where the key of the object is the scaleID. Namespace: options Jan 9, 2025 · Simple HTML5 Charts using the <canvas> tag. Example on how to format y axis labels: scales: { y: { ticks: { callback: (yValue) => { return Math. Linear Scale - Min-Max; Linear Scale - Suggested Min Oct 29, 2021 · That is because you are using v2 syntax with v3, for all changes please read the migration guide and you defined the scale config outside of the options object. I wasn't able to configure Chart. Oct 11, 2017 · I have a working chart that I made using chart. In v3 all scales are an object where the key of the object is the ID of the scale You can use the Plugin Core API that offers a range of hooks that may be used for performing custom code. This jsfiddle shows what I tried to do. Area charts. Multiple X & Y axes are supported. I am using "chart. 0beta to Chart. js line chart start at 0 when all of the values are 0. Beforehand, sorry for my english. It's like the time value is not being parsed properly, I think. I'm having problems with getting the dates to format. You have specified bar as top level chart type. I cannot able to add scaleLabel in bar charts, any way to add scaleLabel in X and Y,currently I used the version- Angular is 14. responsive: true, // Boolean - whether to maintain the starting aspect ratio or not when responsive, if set to false, will take up entire container maintainAspectRatio: false, Apr 18, 2020 · I have a bit of a Problem, i've a little chart with 1440 data Points, and if i display the chart fullscreen, the chart doesn't shows up any hover effects, this includes the tooltips too. bundle. Apr 13, 2017 · I'm just getting up to speed with chart. Contribute to chartjs/Chart. The Y axis is auto scaling based on the values I add. The y-axis still has the highest value as the one same on the data. js": "3. js needs a dedicated container for each canvas and this styling should be applied there. js to work with 'chartjs-adapter-date-fns'. callbacks. callback. js also supports all of the formats that your chosen date adapter accepts. 5. Working sandbox Apr 20, 2021 · Stack Overflow for Teams Where developers & technologists share private knowledge with coworkers; Advertising & Talent Reach devs & technologists worldwide about your product, service or employer brand Dec 1, 2024 · Chart. js import annotationPlugin from 'chartjs-plugin-annotation'; // Import the annotation plugin Chart. In options for showing labels I have: Sep 4, 2021 · For some reason all my data points are on time=0 from what I can tell. However when using the 2. Feb 10, 2017 · Hello, The bug is simple, the time scale is not working in the new releases (tested with 2. You do need to add borderColor and backgroundColor for bar charts. Mar 22, 2022 · You tried adding a second scale, in chart. I've used the d3. js is creating its scale starting at 5000: Multiple data sets not working when using ChartJS. Modified 6 years, 4 months ago. 0. Such a problem occurred to me because I didn't put a comma after the {{ data }}. js version: 3. However, this method requires the container to be relatively positioned and dedicated to the chart canvas only. X, the above mentioned answer doesn't work anymore. 45-5 = 40 40/8 = 5 Again, 5 is a whole number and the scale will work. Firstly the scale does not start at zero giving a false impression of the data, and also the scale on the left has decimals places even though the data is only integers. js v3 , I am getting Error: "time" is not a registered scale. I've tried several Jun 20, 2016 · //Boolean - Whether the scale should start at zero, or an order of magnitude down from the lowest value scaleBeginAtZero : true, (Reference: Chart. Current Behavior Dec 1, 2024 · Chart. As suggested in this question, I've tried to set scaleOverride, scaleSteps etc, but it seems not to be working. Please take a look at Bundlers (Webpack, Rollup, etc. You can use the afterDraw hook to draw the scale label yourself directly on the canvas using CanvasRenderingContext2D. js. Bar charts default to category scale for indexAxis and linear scale for value axis. Apr 24, 2018 · I'm trying to make a chart that displays data. com is not accepting your request but from Chart. How can I fix this? This is the codesandbox link: https://codesan Feb 21, 2021 · The Plugin Core API offers a range of hooks that may be used for performing custom code. 5, which is the latest Chart. Provide details and share your research! But avoid …. 9. If I add type:'linear', then it doesn't display the data, but the x-axes displays. 0beta doesn't seem to support those tick options well. Oct 22, 2020 · It seems that when the indexAxis is set into a dataset and only there, the scale is not correctly recognized. js padding not working for ScaleLabel. # Configuration Options Jul 7, 2016 · Ask questions, find answers and collaborate at work with Stack Overflow for Teams. Import Chart. The necessary script for adding data into a chart (setInterval is a timer. js documentation. js (documentation) have option for datasets to set name (title) of chart (e. Scales. ) from the Chart. Result : By providing type - time and unit 'hour' graph is not loading Refer fiddle url Demo Property used for displaying axesin the interval : of the graph as in fiddle : Aug 3, 2017 · Stack Overflow for Teams Where developers & technologists share private knowledge with coworkers; Advertising & Talent Reach devs & technologists worldwide about your product, service or employer brand May 23, 2017 · Use these Chart. Then, you must know that the fontSize and fontColor attributes you are looking for are stored in scales. I am trying to plot the cumulative time (one of the columns) on the Y axis with the date on the X axis and the tooltip as the task completed. 1. May 24, 2020 · For not drawing grid lines on the chart, you need to add the following to your axes as described at Grid Line Configuration. Dec 1, 2024 · Chart. However, it does not seem to respecting my options. Temperature in my City), name of x axis (e. js is working (which I can understand since it is a real mess to edit it). I see only two values and the line goes out of the chart when I add more. The minimum and maximum values can now be configured directly to the options. x[0]. 8. This example shows how to use the built-in data decimation to reduce the number of points drawn on the graph for improved performance. Chart should show min and max that was set on the configuration then plot the line between them with a equal size of steps. js v3 is not to use ticks. 0 version to draw graphs, i want to define minimum step size in bar graph var myNewChart = new Chart(grapharea, { type: 'bar', data: barData, Jul 15, 2020 · I believe this is explained on chart js's website "Detecting when the canvas size changes can not be done directly from the canvas element. const chart = new Chart(ctx, config); const max = chart. The only problem I can see is that data. But as I add more values the chart is not updating/ rescaling x axis to show these values. I'm using Chart. tooltip. Did a small working example of adding data to a chart (see index. May 13, 2021 · After adding this (time) correct format with Chart. My options look like this: this. And in this case, chart. 3. Why is this? Am I missing something? Cheers. scales: { xAxes: [{ display: true, ticks: { maxTicksLimit: 7 } }], When i do this, i get the appopriate number of I am trying to get the time scale (x axis) work with date-fns adapter and getting "error" for chartjs-adapter-date-fns which could be the issue: Could not find a declaration file for modu Aug 31, 2021 · I have this graph, but setting up the min and max did not work. . Having followed their documentation and tried various solutions here on SO, but I still can not get the values to s Apr 1, 2017 · A bit late answer but Chart. Scales in Chart. I have added a AutoSkip: false in the Y-axis under scales in my javascript as I want to show every single dates from the labels on Y-axis but some of my d Mar 7, 2022 · I am realtively new in front end and Chartjs. What you want to edit is the tick labels of your axes, and not their title. Aug 6, 2016 · I'm using line scales, works pretty well with axes, but it's miscalculating the height of the bars, for instance the higher values are not displayed (because of the low value of the result). js v2. May 16, 2017 · When setting Min and Max from Time Scale chart options, chart will not show the max time and also not divide the parts into same size steps. Days) and name of y axis (e. In your case, this could be done as follows (): Dec 1, 2024 · config setup actions Dec 1, 2024 · Open source HTML5 Charts for your website. js is 3. Jun 15, 2022 · options. I've set up the following callback function which (crudely) grabs the month from the set Setting up min and max in chartjs did not work. Sep 11, 2022 · i tried to import the time adapters to my ReactJS project but look like it's not working. js v3 (2022+) The most reliable way with Chart. Your tick options should look like. data. I tried mouse wheel option and added a "zoom out" button but Dec 1, 2024 · First of all, the chart is not square. Changing your config to this will make it work: options: { scales: { x: { type: 'time' } } } EDIT: You also need to import and register the time scale and not the category scale for the x axis. You can either : Import Moment. JS doc is saying to use stepSize in time node and not in ticks, therefore it's not a bug of CHART. I am using react-chartjs-2 version 5. js because the bars aren't starting at zero even though I set the beginAtZero argument. js uses timestamps defined as milliseconds since the epoch (midnight January 1, 1970, UTC) internally. js not working [BUG] X Axes time scale (hour format) in chart. If you make max 45 then. Any suggestions ? 👍 8 guylil, oroojtatiev, igor90, alanstreggers, mchardymov, martinnobis, ViktorMeduneckij, and gorbach reacted with thumbs up emoji Jun 27, 2018 · manhar-developer changed the title [Bug] X Axes time scale (hour format) in chart. find answers and collaborate at work Oct 19, 2017 · @urukh Turns out I made a mistake in my answer. Let’s modify the aspect ratio for our chart: Dec 19, 2016 · For Chart. Artworks’ width and height are equally important so we’d like to make the chart width equal to its height as well. 2. 0), while it works with oldest versions like 2. gridLines: { drawOnChartArea: false } In order to obtain the ticks at the desired position only, you would define xAxis. Expected behaviour: Hours should be displayed in intervals. callback to try to fix the labels on the bottom, not only does it not work, but I don't see the console. ticks. But in my project it doesn't workI have empty areas instead text labels. If i look Aug 27, 2019 · I'm trying to add chartjs-zoom-plugin to my project, where's Y axis - is temperature from 0 to 100, and x - axis is a number of channels from 0 to 4200+. 0. js object, or a string representation of a date that is Jul 14, 2020 · Chart. 35/8 = 4. Increase Chart. To draw the scale labels on top of the different yAxes in your code sample, the afterDraw hook could be defined as follows. MM. My code is below. max to determine the range. html far below). If I don't add that, then the Dec 1, 2024 · Open source HTML5 Charts for your website. I ended up adding an *ngIf on the canvas tag to check if my chart data was defined (there's some classic asynchronous stuff going on before I actually get the data). label worked to let me remove commas in the tooltips, but when I use options. js, and by default the Y axis is on the left, but I would like to have Y axis data on both sides I know I can change sides using: yAxes: [{ position: 'right' }] Dec 23, 2021 · I'm using line chart js to display a graph and I'm trying to calculate the difference between the selected point and the previous one and render it in a tool tip. I check the same code for my charts in CodeSandbox, it works fine. Chart. However, when I add 'type' property to x axis in Feb 28, 2018 · Chart. Responsive Configuration Misuse: Chart. However, Chart. js) N. Thanks in Advance. LM5121 not working properly Aug 17, 2022 · Thanks for contributing an answer to Stack Overflow! Please be sure to answer the question. Scale Options. Also your legend and tooltip config where wrong and in the wrong place, also V2 syntax. I know the data is good, because both datasets are showing - but it is only using the one axis of the first dataset. 0 chart. I've read that I should use callba Jul 12, 2018 · I'm attempting to add a chart using Charts. These are known as 'radial axes'. js and then Chart. JS. Here is my javascript: Jul 6, 2022 · I am trying to set min/max starting values to scale and circular grid to a radar in chartjs, but none seens to work. js charts have the aspect ratio of either 1 (for all radial charts, e. Home API Samples Other charts. const chart1 = new Chart($('#chart-area1'), { type: 'radar', data: { Expected Behavior Grid lines and x-axis labels should be hidden Current Behavior Grid lines and x-axis labels are showing Possible Solution Don't have a workaround Steps to Reproduce See fiddle Environment Chart. js together but my course instructor doesn't and it works for him. js >v2. , a doughnut chart) or 2 (for all the rest). js in my code. 375 isn't a whole number so the scale won't work. js Scale Padding/Margin. Dec 14, 2022 · My Line chart and Doughnut chart are not working and break my app but when I comment them out my website works again. scales: May 18, 2016 · I'm trying to make a horizontal bar chart with an integer scale. Jan 16, 2020 · you probably do not have this issue anymore, but if anyone reads this. labels does not contain the same number of items as data. js (v3) in Angular (with the angular wrapper). So you just have to edit them like this : May 6, 2016 · I have chart js bar chart that displays data correcly however I have two formatting problems that I can't seem to solve: I want all x-axis labels fixed to be at 90 degrees to the axis (not horizontal or utilising auto rotation) and I want the colour of the bars to be green. Apr 25, 2020 · stepSize works on linear axes, if you want to use you should declare the xAxe as linear, then you should also setup a minimum and a maximum for your linear scale in order to make it work properly. Sep 15, 2020 · I have a chart containing data for each day of the year and I'm wanting to show the x-axis simply as months. Jan 28, 2023 · I use chart. Commented Sep 3, Very Easiest Way Work In latest version of chart js. js has responsive settings that can sometimes conflict with the desired canvas size if not configured correctly. Ignore in favour of your code logic): Feb 24, 2021 · I cannot tell you why image-charts. By default, Chart. – Jun 8, 2016 · Chart. Wrong [{% for data in years %} '{{ data }}' {% endfor %}] Right one [{% for data in Oct 3, 2016 · As I can see in the piece of code you gave, you imported Chart. So removing the array brackets around the x axis scale object will resolve the issue. js does not scale with two yAxis. Dec 1, 2024 · const config = {type: 'line', data: data, options: {responsive: true, plugins: {tooltip: {mode: 'index', intersect: false}, title: {display: true, text: 'Chart. Mar 30, 2017 · The reason your chart is not displaying data when you converted to the time scale is because you are passing string values for your labels that the Date constructor is not able to parse. log statement in their ever being printed so it seems it's not even calling the callback. js time scale not showing data. js Apr 11, 2021 · The latest version is V3 which just got released, as stated in the migration guide scale option was removed in favor of options. I imported t Jan 16, 2019 · I have a dynamically updating chart created using ChartJS. ticks as shown below and documented at Tick Option and Creating Custom Tick Formats. Chart with Time axis only displaying first grid line and tick label (unitStepSize) 2. You can go into the scales object that is directly on the chart to retrieve the min and max like so. Nov 11, 2020 · I'm trying to create a stacked bar chart (vertical or horizontal), using chartJs. js created a Migration Guide to solve the upcoming problems. Awesome (opens new window) Other charts. If all of the data of a dataset is 0 the y axis will always show values below 0 which I don't want there. The time scale expects either an integer (number of milliseconds since epoch), a Date object, a moment. scales[scaleId]. I won't say it's an update since it's written nowhere, but I had to use the new object path : options. E. I tried multiple ways for the right position of the code, but it doesn't seem t Detecting when the canvas size changes can not be done directly from the canvas element. Try Teams for free Explore Teams. 1 and I have a chart which display data (y value) along the time (x value). g. js 3 is tree-shakeable, so it is necessary to import and register the controllers, elements, scales and plugins you are going to use. 0 with the latest build from master broke all my charts except radar and polar-area. r (or any other scale id, with axis: 'r') the scale option has been removed, you will have to use scales: {r: {config for scale}} Sep 6, 2018 · 5000 is the lowest value in your dataset and Chart. Feb 2, 2022 · I'm working with chart. js development by creating an account on GitHub. peqzl tjkhei cgvuwqj pkxmjb okkfu gztkw mghz gpcl uzwq ovzum