<legend>
The <legend>
element provides the ability to customize the
appearance of the legend in a chart. A single <legend>
element must be
contained within a <chart>
element.
Syntax
<dynamic> <widget class_="graphics"> [1010data_QUERY] <graphspec> <chart> <data x="" y=""/> <legend/> <axes/> <ticks/> <style/> </chart> </graphspec> </widget> </dynamic>
The [1010data_QUERY] may be specified between the
opening and closing tags of the <widget>
. The results of the query
provide data for the <widget>
to display.
Attributes
hide
- Specifies whether to show or hide the legend of a chart.
Valid values are
0
to show and1
to hide.If no value is specified, the default is to show the legend.
pos
- Specifies the position where the legend should appear in the chart.
Valid values are:
top
right
left
or a comma-separated pair of numbers between
0
and1
(i.e.,.5,.7
where the first number of the pair controls the horizontal relative position of the legend and the second number controls the vertical relative position of the legend.
Example: Bar Chart
This example creates a simple bar chart showing sales totals for three stores.
<dynamic> <widget class_="graphics" base_="pub.demo.retail.item" width_="600" height_="400"> <tabu label="Tabulation on Sales Item Detail" breaks="store"> <tcol source="sales" fun="sum" label="Sum of`Sales"/> </tabu> <graphspec width="600" height="400"> <chart type="bar" title="Sales by Store" samples="25"> <data x="store" y="t0"/> <legend hide="0"/> <axes xlabel="Store" ylabel="Sales"/> <ticks xrot="25"/> <style titlesize="36" bg="lightblue"/> </chart> </graphspec> </widget> </dynamic>