Interface XChartData

せいにするs' 要約

せいにするs' 詳細（に述べる）s

interface XChartData

Description: manages the data of the chart.
See also: XChartDocument

Developers Guide: Charts - Data 接近

Methods' 要約
addChartDataChangeEventListener	許すs a 構成要素 supporting the XChartDataChangeEventListener interface to 登録（する） as listener. The 構成要素 will be 通知するd with a ChartDataChangeEvent every time the chart's data changes.
removeChartDataChangeEventListener	除去するs a 以前登録（する）d listener.
getNotANumber
isNotANumber	checks whether the value given is equal to the 指示する人（物） value for a 行方不明の value.

Methods' 詳細（に述べる）s

addChartDataChangeEventListener

無効の
addChartDataChangeEventListener(	[in] XChartDataChangeEventListener	aListener );

Description: 許すs a 構成要素 supporting the XChartDataChangeEventListener interface to 登録（する） as listener. The 構成要素 will be 通知するd with a ChartDataChangeEvent every time the chart's data changes.
Parameter aListener: the 構成要素 that is to be 追加するd as listener
See also: XChartDataChangeEventListener, ChartDataChangeEvent

removeChartDataChangeEventListener

無効の
removeChartDataChangeEventListener(	[in] XChartDataChangeEventListener	aListener );

Description: 除去するs a 以前登録（する）d listener.
Parameter aListener: the 構成要素 that is to be 除去するd

getNotANumber

二塁打
getNotANumber();

Returns: the value which is to be used as an 指示する人（物） for a 行方不明の value in the data.
In IEEE arithmetic 判型 it is one of the NaN values, so there are no 衝突s with 存在するing numeric values.

isNotANumber

boolean
isNotANumber(	[in] 二塁打	nNumber );

Description

checks whether the value given is equal to the 指示する人（物） value for a 行方不明の value.

In IEEE arithmetic 判型 it is one of the NaN values, so there are no 衝突s with 存在するing numeric values.

Always use this method to check, if a value is not a number. If you compare the value returned by XChartData::getNotANumber to another 二塁打 value using the = 操作者, you may not get the 願望（する）d result!

Returns

true if the number given is 解釈する／通訳するd by the chart as a 行方不明の value.

Parameter nNumber

the number that you want to check for 有効性，効力.

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