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Questions tagged [canvasjs]

CanvasJS is an easy to use HTML5 & JavaScript Charting library built on Canvas element. Graphs can render across devices including iPhone, iPad, Android, Windows Phone, Microsoft Surface, Desktops, etc.

CanvasJS is an easy to use HTML5 & JavaScript Charting library built on Canvas element. Graphs can render across devices including iPhone, iPad, Android, Windows Phone, Microsoft Surface, Desktops, etc.

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513 questions
12
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3 answers

Canvas js export enable not working on android device

I am working on CANVASjS and build a sample app which is displaying data on chart. I have enabled export to save chart in .png and .jpeg and print also. While deploying it on ripple emulator the export is working perfect but when i deploy it on my…
Moeez
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1 answer

How can a javascript library such as canvasjs manage their trial period

Disclamer : I don't want to crack canvasJS or avoid paying for it. I'm just curious for the method used for licence management CanvasJS came with a 30 days trial licence, but how is this time managed? Since file is downloaded directly from client…
Golgot
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7
votes
3 answers

How to animate dynamic updates in CanvasJS using React functional components?

Using React functional components, I have not been able to find a way to animate my chart with dynamic data received asynchronously. The sandbox below illustrates the problem with a timer simulating the asynchronous…
Jay Cincotta
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5
votes
1 answer

Dynamic Chart with JSON data - CanvasJS

I have an issue generating a chart with CanvasJS. Basically I get the data from the API, I can see and check the JSON array but when I'm going to generate the dataPoint for the graph I get 2 errors: data invalid on the data field and NaN on the…
azacrown
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4
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1 answer

CanvasJS - Render timeline Chart from User Input

I am trying to modify an example of Rendering a Chart from User Input for CanvasJS. I want the x-axis to be a timeline. I feel I am on the right track but now stuck in setting the correct time input. The code is: var dps = []; //dataPoints. var…
Macsupport
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4
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1 answer

Graphs not showing with Jinja, Flask, and CanvasJS

I am trying to get data from an API, pass it to the template with Jinja, and chart the data using CanvasJS. When using baked in values, like in the CanvasJS examples, the graph displays properly; however, the second I try to use Jinja to input the…
user12322544
4
votes
3 answers

Loading canvasjs chart with data from database

I am using coldfusion to load data into my pie chart but instead of a pie chart I get a list of 35 datapoints, and no chart displayed. This is my code: