generates a legend that associates swatches of colors with labels .

generates a legend with placeholder labels for the colors .

represents a legend with inherited colors within visualization functions.

Details and OptionsDetails and Options

  • SwatchLegend uses a shape with color to identify label with elements in the visualization or other legended item.
  • Legended[expr,SwatchLegend[]] can be used to apply a legend to an arbitrary expression expr.
  • The following options can be given:
  • LabelStyleAutomaticstyle to use for labels
    LegendFunctionIdentitywrapper for the overall legend
    LegendLabelNoneoverall label for legend
    LegendLayoutAutomaticlegend layout to use
    LegendMarginsAutomaticspace between legend content and boundaries
    LegendMarkersAutomaticmarkers to use to indicate each element
    LegendMarkerSizeAutomaticsize of the shape
  • SwatchLegend is displayed in StandardForm as a table. In InputForm it is displayed as an explicit list of colors and labels.
  • In SwatchLegend, LegendLayout can have the following forms:
  • Automaticautomatically determine layout
    "Row"display legend in a horizontal row
    "Column"display legend in a vertical column
    "ReversedRow"display reversed legend in a horizontal row
    "ReversedColumn"display reversed legend in a vertical column
    fapply f to construct the legend
  • The layout specification f is applied to the table of values to generate the legend.
  • With LegendLayout->Automatic, the layout used will depend on the location relative to the object being legended.
Introduced in 2012
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