topic Animate a custom chart when data changes? in Integration, Extension & APIs https://community.qlik.com/t5/Integration-Extension-APIs/Animate-a-custom-chart-when-data-changes/m-p/1880776#M16147 <P>Has anyone successfully managed to mimic the lerp&nbsp; ( linear interpolation ) of values for the&nbsp; chart drawing animation&nbsp; that Qlik has on the default charts, when data changes?<BR /><BR /></P> <P>I have a simple custom extension which I'd like to animate when data changes&nbsp; - has anyone done this, and how would you persist values outside of the paint() function?</P> <P>See below, since I'm just drawing the chart from data when paint is invoked, it's binary, whereas the Qlik gauge,&nbsp; animates both the numeric value&nbsp; and the chart representation.</P> <P>&nbsp;</P> <P><span class="lia-inline-image-display-wrapper lia-image-align-inline" image-alt="lerp_example.png" style="width: 400px;"><img src="https://community.qlik.com/t5/image/serverpage/image-id/70166iBC6B31FBEEAA3D56/image-size/medium?v=v2&amp;px=400" role="button" title="lerp_example.png" alt="lerp_example.png" /></span></P> <P>&nbsp;</P> Thu, 13 Jan 2022 15:58:45 GMT ForgotMyOldUsername 2022-01-13T15:58:45Z Animate a custom chart when data changes? https://community.qlik.com/t5/Integration-Extension-APIs/Animate-a-custom-chart-when-data-changes/m-p/1880776#M16147 <P>Has anyone successfully managed to mimic the lerp&nbsp; ( linear interpolation ) of values for the&nbsp; chart drawing animation&nbsp; that Qlik has on the default charts, when data changes?<BR /><BR /></P> <P>I have a simple custom extension which I'd like to animate when data changes&nbsp; - has anyone done this, and how would you persist values outside of the paint() function?</P> <P>See below, since I'm just drawing the chart from data when paint is invoked, it's binary, whereas the Qlik gauge,&nbsp; animates both the numeric value&nbsp; and the chart representation.</P> <P>&nbsp;</P> <P><span class="lia-inline-image-display-wrapper lia-image-align-inline" image-alt="lerp_example.png" style="width: 400px;"><img src="https://community.qlik.com/t5/image/serverpage/image-id/70166iBC6B31FBEEAA3D56/image-size/medium?v=v2&amp;px=400" role="button" title="lerp_example.png" alt="lerp_example.png" /></span></P> <P>&nbsp;</P> Thu, 13 Jan 2022 15:58:45 GMT https://community.qlik.com/t5/Integration-Extension-APIs/Animate-a-custom-chart-when-data-changes/m-p/1880776#M16147 ForgotMyOldUsername 2022-01-13T15:58:45Z