Rerender when data has changed #10. blomdahldaniel opened this issue Sep 19 Because you only pass the data to the chartjs render function which creates an instance and draw the chart on the canvas. Or you make it by yourself. Its not a complicated logic. Just need to check if the data has changed and trigger the this._chart.update() or Expected Behavior According to #1646, You can now change the entire data object of the chart and then call update and the chart will work. The line sample has been update to test this behaviour. Note to whomever reviews this: please test @zbagley In my case it did update when i change the data, however the animation restarts so it's like if the animation cuts in the middle of it and starts all over, looks ugly.. I did though something like your solution, but i had to revert to previous scenario, in my case, being an Ionic 2 app (mobile) not rendering anything for a few seconds (0.5 - 2 depending on hardware) would make the app

You just have to update the series props which you pass to the component and it will automatically trigger event to update the chart. We will see an example  An operation on the elements will trigger ZRender to refresh updates in the next frame. For each Comparison of ECharts and HightCharts, Chart.js, and C3. 23 Nov 2015 css and chart.js .

I am using the Chart.js library to draw a bar graph, it is working fine, but now I want to destroy the bar graph and make a line graph in the same canvas. I have tried these two ways to clear the c

3 May 2017 Define what type of graph you want to draw. Supply Chart.js with data, labels, and other options. …and you'll get a beautiful, responsive, graph! I am using the Chart.js library to draw a bar graph, it is working fine, but now I want to destroy the bar graph and make a line graph in the same canvas. I have tried these two ways to clear the c Question: Reload/Redraw canvas chart #285. Closed feruzm opened this issue It's possible to do this in a hacky way with ng-if, but an actual redraw trigger would be nice. This comment has been minimized. Is it not implemented? Im using 1.0.0-alpha6 and chartjs version 2.1.5. This comment has been minimized. Sign in to view. Chart doesn't redraw / update non data/dataset related settings #806. olivermuc opened (amount or text), changes to the settings etc. this would require a complete chart redraw (chartJS dependency?) as far as I can tell. In your code, I see that because when I trigger the chart redraw the changes to the labels have not yet been detected I would expect that the addData function triggers a change in the prop and therefor a redraw in the chart. Vue chartjs version 2.3.7. berendberendsen changed the title Mixins doesn't seem to work Mixins don't seem to trigger a refresh of the chart Feb 24, Github should have a "pin comment" feature for answers like this. Triggers an update of the chart. This can be safely called after updating the data object. This will update all scales, legends, and then re-render the chart.

A new animation can then be triggered using update . myLineChart.reset(); . render(config). Triggers a redraw of all chart elements. Note, this does not update  

16 Apr 2019 Hi there, Disclaimer: I'm a backend developer - you have to deal with that now : slight_smile: LiveView is awesome. I am trying to integrate a 

All these values, if undefined, fallback to the associated elements.rectangle.* options.. borderSkipped. This setting is used to avoid drawing the bar stroke at the base of the fill. In general, this does not need to be changed except when creating chart types that derive from a bar chart.

3 Jan 2017 Try to force a refresh by setting the key dynamically to any value. This would be a quick fix (if it works). I'll try to check your example during this  16 Apr 2019 Hi there, Disclaimer: I'm a backend developer - you have to deal with that now : slight_smile: LiveView is awesome. I am trying to integrate a  28 Jan 2019 We'll create React components for 3 chart types: line, bar and doughnut. The dashboard will also update if the data updates. Background. React  26 Feb 2020 plugins, any[], [], chart.js plugin array, see docs. redraw, boolean, false, force redraw on any input change, like to change legend. options, any 

The correct method to use, in order to be able to draw another chart on the same canvas, is .destroy() . You must call it on the previously 

26 Feb 2020 plugins, any[], [], chart.js plugin array, see docs. redraw, boolean, false, force redraw on any input change, like to change legend. options, any  flush. Force to redraw. Arguments: .flush(). Example: // Force to redraw chart.flush ();. destroy. Reset the chart object and remove element and events completely. Hi is possible to draw border with rounded corners arround legend? How i can to show legend , value , and data in multiline chartjs with database? size of the chart. there should be a way for force the width+height for the chart and legend  Is there any option to force displaying all labels on my y axis? the actual point it is referring to. is there a way to draw a line to the point which it is pointing to ? You just have to update the series props which you pass to the component and it will automatically trigger event to update the chart. We will see an example 

Hi is possible to draw border with rounded corners arround legend? How i can to show legend , value , and data in multiline chartjs with database? size of the chart. there should be a way for force the width+height for the chart and legend  Is there any option to force displaying all labels on my y axis? the actual point it is referring to. is there a way to draw a line to the point which it is pointing to ? You just have to update the series props which you pass to the component and it will automatically trigger event to update the chart. We will see an example  An operation on the elements will trigger ZRender to refresh updates in the next frame. For each Comparison of ECharts and HightCharts, Chart.js, and C3.