QAbstractDataProxy Class

QAbstractDataProxy class is a base class for all data visualization data proxies. 更多...

头: #include <QAbstractDataProxy>
Since: QtDataVisualization 1.0
实例化: AbstractDataProxy
继承: QObject
继承者:

QBarDataProxy , QScatterDataProxy ,和 QSurfaceDataProxy

公共类型

enum DataType { DataTypeNone, DataTypeBar, DataTypeScatter, DataTypeSurface }

特性

公共函数

virtual ~QAbstractDataProxy ()
DataType type () const

额外继承成员

详细描述

QAbstractDataProxy class is a base class for all data visualization data proxies.

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 .

成员类型文档编制

enum QAbstractDataProxy:: DataType

This enum type specifies the data type of the proxy.

常量 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 .

特性文档编制

type : const DataType

This property holds the data type of the proxy.

访问函数:

DataType type () const

成员函数文档编制

[virtual] QAbstractDataProxy:: ~QAbstractDataProxy ()

Deletes the abstract data proxy.