mask
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Sets the styling for the background area of the preview chart. Use the "mask" object in the "preview" object. Refer to the Zooming, Scrollbar, and Preview Chart Tutorial for more information.
Note: Make sure the "zooming" attribute is set to true in the "scale-x" and/or "scale-y" object(s). You can also specify the starting and ending values that the chart will zoom to by default with the "zoom-to" or "zoom-to-values" array.
| Attribute | Type | Info |
|---|---|---|
alpha | Numeric | Sets the transparency level of the object. Values must range between 0.0 and 1.0, with 0.0 being completely transparent and 1.0 being completely opaque. Note that values require the leading 0 before the decimal point. 0.3 | 0.4 | 0.9 | ... |
background-color backgroundColor | String | Sets the background color of the object. Colors can be entered by name (e.g., "purple", "blue"), hexadecimal notation (e.g., "#666699", #33ccff"), or RGB notation (e.g., "rgb(255,0,0)", "rgb(0,0,255)"). "none" | "transparent" | "purple" | "#33ccff" | "rgb(100, 15, 15)" | ... |