@brief Set a series name formula using row and column values.
@param series A series object created via chart_add_series().
@param sheetname The name of the worksheet that contains the cell range.
@param row The zero indexed row number of the range.
@param col The zero indexed column number of the range.
The %chart_series_set_name_range() function can be used to set a series
name range and is an alternative to using chart_series_set_name() and a
string formula:
@brief Set a series name formula using row and column values.
@param series A series object created via chart_add_series(). @param sheetname The name of the worksheet that contains the cell range. @param row The zero indexed row number of the range. @param col The zero indexed column number of the range.
The %chart_series_set_name_range() function can be used to set a series name range and is an alternative to using chart_series_set_name() and a string formula:
@code lxw_chart_series *series = chart_add_series(chart, NULL, "=Sheet1!$B$2:$B$7");
chart_series_set_name_range(series, "Sheet1", 0, 2); // "=Sheet1!$C$1" @endcode