Add test for Format and update readme

This commit is contained in:
Ian Webster 2021-09-21 08:20:41 -07:00
parent 67bed9519e
commit c7d475576c
2 changed files with 45 additions and 15 deletions

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@ -77,6 +77,9 @@ The background color of the chart. Any valid HTML color works. Defaults to #ffff
#### DevicePixelRatio: double
The device pixel ratio of the chart. This will multiply the number of pixels by the value. This is usually used for retina displays. Defaults to 1.0.
#### Format: string
The output format of the chart. Defaults to "png"
#### Key: string
API key (not required)