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Showing content from http://dc-js.github.io/dc.js/docs/html/dc.legend.html below:

dc.js Class: legend

chart.legend(dc.legend().x(400).y(10).itemHeight(13).gap(5))

autoItemWidth( [autoItemWidth])

Turn automatic width for legend items on or off. If true, itemWidth is ignored. This setting takes into account the gap.

Parameters: Name Type Argument Default Description autoItemWidth Boolean <optional>
false

Source:

• legend.js, line 255

Returns:

Type

Boolean | dc.legend

gap( [gap])

Set or get gap between legend items.

Parameters: Name Type Argument Default Description gap Number <optional>
5

Source:

• legend.js, line 158

Returns:

Type

Number | dc.legend

highlightSelected( [highlightSelected])

This can be optionally used to enable highlighting legends for the selections/filters for the chart.

Parameters: Name Type Argument Description highlightSelected String <optional>

Source:

• legend.js, line 174

Returns:

Type

String | dc.legend

horizontal( [horizontal])

Position legend horizontally instead of vertically.

Parameters: Name Type Argument Default Description horizontal Boolean <optional>
false

Source:

• legend.js, line 207

Returns:

Type

Boolean | dc.legend

itemHeight( [itemHeight])

Set or get legend item height.

Parameters: Name Type Argument Default Description itemHeight Number <optional>
12

Source:

• legend.js, line 191

Returns:

Type

Number | dc.legend

itemWidth( [itemWidth])

Legend item width for horizontal legend.

Parameters: Name Type Argument Default Description itemWidth Number <optional>
70

Source:

• legend.js, line 239

Returns:

Type

Number | dc.legend

legendText( [legendText])

Set or get the legend text function. The legend widget uses this function to render the legend text for each item. If no function is specified the legend widget will display the names associated with each group.

Parameters: Name Type Argument Description legendText function <optional>

Source:

• legend.js, line 272

Returns:

Type

function | dc.legend

Example

// default legendText
legend.legendText(dc.pluck('name'))

// create numbered legend items
chart.legend(dc.legend().legendText(function(d, i) { return i + '. ' + d.name; }))

// create legend displaying group counts
chart.legend(dc.legend().legendText(function(d) { return d.name + ': ' d.data; }))

legendWidth( [legendWidth])

Maximum width for horizontal legend.

Parameters: Name Type Argument Default Description legendWidth Number <optional>
500

Source:

• legend.js, line 223

Returns:

Type

Number | dc.legend

maxItems( [maxItems])

Maximum number of legend items to display

Parameters: Name Type Argument Description maxItems Number <optional>

Source:

• legend.js, line 299

Returns:

Type

dc.legend

x( [x])

Set or get x coordinate for legend widget.

Parameters: Name Type Argument Default Description x Number <optional>
0

Source:

• legend.js, line 126

Returns:

Type

Number | dc.legend

y( [y])

Set or get y coordinate for legend widget.

Parameters: Name Type Argument Default Description y Number <optional>
0

Source:

• legend.js, line 142

Returns:

Type

Number | dc.legend

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