Language Version: | ActionScript 3.0 |
Runtime Versions: | Flash Player 9, AIR 1.1 |
The HitData class represents information about the data item
at a specific location on the screen.
Flex returns the HitData structure for mouse events on chart data points.
It describes what data points are under the current mouse position.
You can also get a HitData structure describing the data point
at a specific location in the chart using the chart control's
findDataPoints()
method.
public var chartItem:ChartItem
Language Version: | ActionScript 3.0 |
Runtime Versions: | Flash Player 9, AIR 1.1 |
The chart item described by the hit data.
A chart item represents the data a series uses
to describe an individual item from its dataProvider
.
public var contextColor:uint = 0
Language Version: | ActionScript 3.0 |
Runtime Versions: | Flash Player 9, AIR 1.1 |
An RGB value that can be used to associate an on-screen
representation of the associated chartItem
.
DataTips use this field to help render their data.
public var dataTipFunction:Function
Language Version: | ActionScript 3.0 |
Runtime Versions: | Flash Player 9, AIR 1.1 |
A function provided by the HitData creator
to generate a user-suitable String for display on screen
that describes the referenced item.
displayText:String
[read-only]
Language Version: | ActionScript 3.0 |
Runtime Versions: | Flash Player 9, AIR 1.1 |
A description of the associated item for display on screen.
Implementation public function get displayText():String
public var distance:Number
Language Version: | ActionScript 3.0 |
Runtime Versions: | Flash Player 9, AIR 1.1 |
Specifies the distance between the data item on the screen
and the location of the mouse pointer, in pixels.
element:IChartElement
[read-only]
Language Version: | ActionScript 3.0 |
Runtime Versions: | Flash Player 9, AIR 1.1 |
Specifies the chart element rendering this data item
that generated the HitData structure.
Implementation public function get element():IChartElement
public var id:Number
Language Version: | ActionScript 3.0 |
Runtime Versions: | Flash Player 9, AIR 1.1 |
Specifies a unique identifier representing the data point.
You can use this identifier to test for equality
between two HitData objects.
If two different chart elements represent the same dataProvider
entry,
they will have two different identifiers.
public var item:Object
Language Version: | ActionScript 3.0 |
Runtime Versions: | Flash Player 9, AIR 1.1 |
Specifies the data item that the HitData structure describes.
public var x:Number
Language Version: | ActionScript 3.0 |
Runtime Versions: | Flash Player 9, AIR 1.1 |
Specifies the X coordinate of the data item on the screen.
public var y:Number
Language Version: | ActionScript 3.0 |
Runtime Versions: | Flash Player 9, AIR 1.1 |
Specifies the Y coordinate of the data item on the screen.
public function HitData(id:Number, distance:Number, x:Number, y:Number, chartItem:ChartItem)
Language Version: | ActionScript 3.0 |
Runtime Versions: | Flash Player 9, AIR 1.1 |
Constructor.
Parameters | id:Number — Specifies a unique identifier representing the data point.
|
|
| distance:Number — Specifies the distance between the data item
on the screen and the location of the mouse pointer, in pixels.
|
|
| x:Number — Specifies the x coordinate of the data item on the screen.
|
|
| y:Number — Specifies the y coordinate of the data item on the screen.
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| chartItem:ChartItem — The chart item described by the hit data.
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