List of formats that the chart will show in context menu, along with label for each one.
The attribute value should be a delimiter separated key-value pair. The delimiter character to be used is '|' (pipe character). The syntax for the attribute value is as follows:
KEY=Value[|KEY=Value]*
Example: The code required to enable PNG, JPG and PDF type of export with custom context-menu message for PNG and PDF.
exportFormats="PNG=Export as High Quality Image|JPG|PDF=Export as PDF File" |