Chart Legend

Chart control supports 2 legend types: simple (built-in) or advanced (external).

Legend formatting includes the following customizable elements:

• The legend position and visibility:
  • Hidden legend
  • A legend takes left, right, top, top-right, and bottom positions.
  • A legend can overlap the plot area or take place outside of it.
  • Custom legend position
• Legend appearance, which includes outline and fill colors, border width and stroke style, text color, font family and size for legend entries.
• The text appearance for each legend entry can be formatted separately.

A legend can display individual data point values:

• A series can specify what content should be included in a legend entry (it's a series-wide option).
• It's possible to specify a custom string to be displayed in the legend entry for each data point.

The advanced chart legend has the following features:

• Ability to show legend entries from multiple charts.
• Custom entries support.
• Custom legend title.
• Custom legend cell format (including colors and text label formats).
• Custom columns.
• Vertical and horizontal layouts.
• Automatic scrolling.
• Print and print preview support.
• Mouse event support allows you to create interactive legend entries (such as buttons or checkboxes).
• You can display the legend in any window, be it a visual container, docking pane, or any other.

Simple Chart Legend:

Advanced Chart Legend:

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