PieChart Class
The PieChart class creates a pie chart
Item Index
Methods
Attributes
Methods
_addAxes
()
private
Adds axes to the chart.
_addSeries
()
private
Renders the Graph.
_getAriaMessage
-
key
Returns the appropriate message based on the key press.
Parameters:
-
key
NumberThe keycode that was pressed.
Returns:
_getDefaultAxes
()
private
Generates and returns a key-indexed object containing Axis
instances or objects used to create Axis
instances.
Returns:
_getSeriesCollection
()
private
Calculates and returns a seriesCollection
.
Returns:
_parseAxes
-
val
Creates Axis
instances.
Parameters:
-
val
ObjectObject containing
Axis
instances or objects in which to constructAxis
instances.
Returns:
_parseSeriesAxes
-
c
Parse and sets the axes for the chart.
Parameters:
-
c
ArrayA collection
PieSeries
instance.
_redraw
()
private
Redraws the chart instance.
_sizeChanged
-
e
Handler for sizeChanged event.
Parameters:
-
e
ObjectEvent object.
_tooltipLabelFunction
-
categoryItem
-
valueItem
-
itemIndex
-
series
-
seriesIndex
Formats tooltip text for a pie chart.
Parameters:
-
categoryItem
ObjectAn object containing the following:
- axis
- The axis to which the category is bound.
- displayName
- The display name set to the category (defaults to key if not provided)
- key
- The key of the category.
- value
- The value of the category
-
valueItem
ObjectAn object containing the following:
- axis
- The axis to which the item's series is bound.
- displayName
- The display name of the series. (defaults to key if not provided)
- key
- The key for the series.
- value
- The value for the series item.
-
itemIndex
NumberThe index of the item within the series.
-
series
CartesianSeriesThe
PieSeries
instance of the item. -
seriesIndex
NumberThe index of the series in the
seriesCollection
.
Returns:
getSeriesItem
-
series
-
index
Returns an object literal containing a categoryItem and a valueItem for a given series index.
Parameters:
-
series
ObjectReference to a series.
-
index
ObjectIndex of the specified item within a series.