5 Oct 2019 data takes an array of values(Github stars) and displays the data on the y-axis( vertically). bar chart data. Step 5 - Control Chart.js width and height  The chart can also be programmatically resized by modifying the container size: chart.canvas.parentNode.style.height = '128px' ; chart.canvas.parentNode.style.width = '128px' ; Note that in order for the above code to correctly resize the chart height, the maintainAspectRatio option must also be set to false . Chart.js canvas resize. Ask Question Asked 6 years ago. In IOS and Android the browser hides the toolbar when you are scrolling, thereby changing the size of the window which inturn lead chartjs to resize the graph. The solution is to maintain the aspect ratio. var options = { responsive: true, maintainAspectRatio: true }

Bootstrap has an example page, which has a chart (using chartjs) that is responsive. So, I would point to that URL, which can be downloaded and we have a responsive chart. As I saw in fiddle, you have given fixed height and width to canvas tag. Try to give both height and width 70% or 80% for canvas tag. Chart.js uses the canvas element, which is a single DOM node, similar in characteristics to a static image. This does mean that it has a wider scope for compatibility, and less memory implications than SVG based charting solutions. I am using Chartjs for showing diagrams and I need to set title of y axis, but there are no information about it in documentation.. I need y axis to be set like on picture, or on top of y axis so someone could now what is that parameter. I have looked on official website but there was no information about it make canvas as wide and as high as parent. Ask Question you must set the div to position:relative (or absolute or fixed). The width and height attributes on a Canvas specify the number of pixels of data to draw to (like the actual pixels in an image), and are separate from the display size of the canvas. These attributes must be set to

So maybe I'm doing something wrong but as far as I can gather, the responsive feature in the latest version doesn't allow you to use fixed height charts whilst utilizing the respons

3 May 2017 Chart.js is a powerful data visualization library, but I know from that in addition to the angles representing the relative size of the data points,  12 Jul 2016 If your wrapper doesn't have a relative size, you should be able to dynamically change Size issue with pie charts since Chart.js upgrade #25. Everything you need to know to create great looking charts using Chart.js Often , it is used to show trend data, and the comparison of two data sets. //Number - Scale label font size in pixels scaleFontSize : 12, //String - Scale label font  ApexCharts, Chart.js, HighCharts, C3, echarts. Graphic Type, SVG, Canvas, SVG, SVG, Canvas. Dependency, –, chartjs-color, moment, –, D3, zrender. Type B: Additional Dimensions. Alternatively, the height can be used to show a size relative to one value, while the width shows the same size relative to another . This allows for preserving the aspect ratio across responsive sizes. By default ( when null ) the height is calculated from the offset height of the containing element, or 400 pixels if the Using a serif type font · Styled mode with relative font sizes  11 Feb 2019 Comparison of Javascript Charting Libraries for 2019 Chart.js is a popular MIT licensed open-source JavaScript library for building charts using the #ct-chart { max-width: 400px; height: 400px; } .ct-series-a .ct-bar { stroke: 

In this example, every bubble is made up of three values: x position, y position, and size (r)—showing the GDP, happiness, and population, respectively, of each country. In the example above, I’m using the happiness index from the World Happiness Report for a country’s Y position, GDP estimates from International Monetary Fund to set the X position, and the population size to set the size of the bubble.

Set the canvas tag style to a width and height of 100%. This will make sure that it always fits 100% of its containers width and height. For the options value set responsive: true & maintainAspectRatio: false. This will make sure that the graph responds to updates in size while ignoring the aspect ratio. Chart.js is an easy way to include animated, interactive graphs on your website for free. Chart.js Simple yet flexible JavaScript charting for designers & developers. Get Started Samples GitHub. New in 2.0 Mixed chart types Mix and match bar and line charts to provide a clear visual distinction between datasets. Drag and drop countries around the map to compare their relative size. Is Greenland really as big as all of Africa? You may be surprised at what you find! A great tool for educators. Responsive Charts. When it comes to change the chart size based on the window size, a major limitation is that the canvas render size (canvas.width and .height) can not be expressed with relative values, contrary to the display size (canvas.style.width and .height).Furthermore, these sizes are independent from each other and thus the canvas render size does not adjust automatically based on Not sure why this is downvoted, I'm running into the same issue but only on a Horizontal Bar Chart. @SvenKoluem the OP is referring to the width of the X axis, which in the case of ChartJS is relative to whether its a Horizontal Bar chart or regular. For the sake of conversation, we're talking about the vertical height.

Not sure why this is downvoted, I'm running into the same issue but only on a Horizontal Bar Chart. @SvenKoluem the OP is referring to the width of the X axis, which in the case of ChartJS is relative to whether its a Horizontal Bar chart or regular. For the sake of conversation, we're talking about the vertical height.

12 Jul 2016 If your wrapper doesn't have a relative size, you should be able to dynamically change Size issue with pie charts since Chart.js upgrade #25. Everything you need to know to create great looking charts using Chart.js Often , it is used to show trend data, and the comparison of two data sets. //Number - Scale label font size in pixels scaleFontSize : 12, //String - Scale label font  ApexCharts, Chart.js, HighCharts, C3, echarts. Graphic Type, SVG, Canvas, SVG, SVG, Canvas. Dependency, –, chartjs-color, moment, –, D3, zrender. Type B: Additional Dimensions. Alternatively, the height can be used to show a size relative to one value, while the width shows the same size relative to another . This allows for preserving the aspect ratio across responsive sizes. By default ( when null ) the height is calculated from the offset height of the containing element, or 400 pixels if the Using a serif type font · Styled mode with relative font sizes  11 Feb 2019 Comparison of Javascript Charting Libraries for 2019 Chart.js is a popular MIT licensed open-source JavaScript library for building charts using the #ct-chart { max-width: 400px; height: 400px; } .ct-series-a .ct-bar { stroke: 

Responsive Charts. When it comes to change the chart size based on the window size, a major limitation is that the canvas render size (canvas.width and .height) can not be expressed with relative values, contrary to the display size (canvas.style.width and .height).Furthermore, these sizes are independent from each other and thus the canvas render size does not adjust automatically based on

Bootstrap has an example page, which has a chart (using chartjs) that is responsive. So, I would point to that URL, which can be downloaded and we have a responsive chart. As I saw in fiddle, you have given fixed height and width to canvas tag. Try to give both height and width 70% or 80% for canvas tag. Chart.js uses the canvas element, which is a single DOM node, similar in characteristics to a static image. This does mean that it has a wider scope for compatibility, and less memory implications than SVG based charting solutions. I am using Chartjs for showing diagrams and I need to set title of y axis, but there are no information about it in documentation.. I need y axis to be set like on picture, or on top of y axis so someone could now what is that parameter. I have looked on official website but there was no information about it make canvas as wide and as high as parent. Ask Question you must set the div to position:relative (or absolute or fixed). The width and height attributes on a Canvas specify the number of pixels of data to draw to (like the actual pixels in an image), and are separate from the display size of the canvas. These attributes must be set to Time Cartesian Axis. The time scale is used to display times and dates. When building its ticks, it will automatically calculate the most comfortable unit base on the size of the scale. Date Adapters. The time scale requires both a date library and corresponding adapter to be present. By default, Chart.js includes an adapter for Moment.js.

The width and height property that you set for the canvas only work if the Chartjs' responsive mode is false (which is true by default). Change  Specifying a size physically doesn't allow for responsive design. Chart.js takes a value of 100% and turns it into px. ignored and I don't think Chart.js will implement that soon though (too tricky to support all relative units, i.e. % , em , vw , etc.)  3 May 2017 Chart.js is a powerful data visualization library, but I know from that in addition to the angles representing the relative size of the data points,  12 Jul 2016 If your wrapper doesn't have a relative size, you should be able to dynamically change Size issue with pie charts since Chart.js upgrade #25. Everything you need to know to create great looking charts using Chart.js Often , it is used to show trend data, and the comparison of two data sets. //Number - Scale label font size in pixels scaleFontSize : 12, //String - Scale label font  ApexCharts, Chart.js, HighCharts, C3, echarts. Graphic Type, SVG, Canvas, SVG, SVG, Canvas. Dependency, –, chartjs-color, moment, –, D3, zrender. Type B: Additional Dimensions. Alternatively, the height can be used to show a size relative to one value, while the width shows the same size relative to another .