| buildSpreadTotalDF | R Documentation | 
Constructs a data frame object so that varieties are spread such that they do not overlap, even though the x-axis position will represent dates.
buildSpreadTotalDF(geneal, ig, colName, bin = 12)
| geneal | the full genealogy (in data frame format) | 
| ig | the graph representation of the data genealogy (in igraph format) | 
| colName | the name of the column of the data frame that contains the quantitative variable of interest (in character string format) | 
| bin | the number of bins to determine the vertical positions of nodes (default is 12). For more information on choosing bin size, please visit the ggenealogy vignette | 
https://www.r-project.org for iGraph information
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