The QAbstractDataProxy class is a base class for all data visualization data proxies. 更多...
| 头: | #include <QAbstractDataProxy> | 
| qmake: | QT += datavisualization | 
| Since: | QtDataVisualization 1.0 | 
| 实例化: | AbstractDataProxy | 
| 继承: | QObject | 
| 继承者: | 
该类在 QtDataVisualization 1.0 引入。
| enum | DataType { DataTypeNone, DataTypeBar, DataTypeScatter, DataTypeSurface } | 
| virtual | ~QAbstractDataProxy () | 
| QAbstractDataProxy::DataType | type () const | 
The following visualization type specific inherited classes are used instead of the base class: QBarDataProxy , QScatterDataProxy ,和 QSurfaceDataProxy .
更多信息,见 Qt Data Visualization 数据处理 .
This enum type specifies the data type of the proxy.
| 常量 | 值 | 描述 | 
|---|---|---|
| 
QAbstractDataProxy::DataTypeNone
								 | 
0
								 | No data type. | 
| 
QAbstractDataProxy::DataTypeBar
								 | 
1
								 | Data type for Q3DBars . | 
| 
QAbstractDataProxy::DataTypeScatter
								 | 
2
								 | Data type for Q3DScatter . | 
| 
QAbstractDataProxy::DataTypeSurface
								 | 
4
								 | Data type for Q3DSurface . | 
This property holds the data type of the proxy.
访问函数:
| QAbstractDataProxy::DataType | type () const | 
[虚拟]
						
						QAbstractDataProxy::
						
							~QAbstractDataProxy
						
						()
						
					Deletes the abstract data proxy.