[visualization-api] Gradient not working on iOS devices

Hello, I am using Google line charts and to give a gradient effect to line chart I have used Fiddle as google charts don't have an option to apply gradient. But this gradient is not working on iOS devices. Can anyone tell me if any work around is

[visualization-api] Drawing line charts in accordion not working

Hello, I am trying to draw charts in accordion made using Angular2 & Materiaze-css, but I can assign full width to charts if it drawing in hidden area. So, what I am doing is I am opening the accordion programatically and then drawing the chart but then X-Y axis and legends part is no more

[visualization-api] Google-Line-Chart on hover tool-tip not showing value

I have used Google Line Charts in Angular2 in typescript version, When I draw the line chart, Chart is looking good but when I hover over the line chart to see what is exact value at that point, I can't see any value in tool-tip and I don't understand what can be the problem if the value has

[visualization-api] How can I add min and max Threshold line in Google Line Charts

I have added line chart on my web-app and I need to add or highlight a constant line showing up in red for min-threshold value for this parameter and max-threshold for this parameter. I have gone the Google Line Charts Configuration Options