QSurfaceDataItem Class

The QSurfaceDataItem class provides a container for resolved data to be added to surface graphs. 更多...

头：	#include <QSurfaceDataItem>
CMake:	find_package(Qt6 REQUIRED COMPONENTS DataVisualization) target_link_libraries(mytarget PRIVATE Qt6::DataVisualization)
qmake:	QT += datavisualization
Since:	QtDataVisualization 1.0

所有成员列表，包括继承成员

公共函数

	QSurfaceDataItem ()
	QSurfaceDataItem (const QVector3D & position )
	QSurfaceDataItem (const QSurfaceDataItem & other )
	~QSurfaceDataItem ()
QVector3D	position () const
void	setPosition (const QVector3D & pos )
void	setX (float value )
void	setY (float value )
void	setZ (float value )
float	x () const
float	y () const
float	z () const
QSurfaceDataItem &	operator= (const QSurfaceDataItem & other )

详细描述

A surface data item holds the data for a single vertex in a surface graph. Surface data proxies parse data into QSurfaceDataItem instances for visualization.

另请参阅 QSurfaceDataProxy and Qt Data Visualization C++ 类 .

成员函数文档编制

QSurfaceDataItem:: QSurfaceDataItem ()

Constructs a surface data item.

QSurfaceDataItem:: QSurfaceDataItem (const QVector3D & position )

Constructs a surface data item at the position position .

QSurfaceDataItem:: QSurfaceDataItem (const QSurfaceDataItem & other )

构造副本为 other .

QSurfaceDataItem:: ~QSurfaceDataItem ()

Deletes a surface data item.

QVector3D QSurfaceDataItem:: position () const

Returns the position of this data item.

另请参阅 setPosition ().

void QSurfaceDataItem:: setPosition (const QVector3D & pos )

Sets the position pos to this data item.

另请参阅 position ().

void QSurfaceDataItem:: setX ( float value )

Sets the x-coordinate of the item position to the value value .

另请参阅 x ().

void QSurfaceDataItem:: setY ( float value )

Sets the y-coordinate of the item position to the value value .

另请参阅 y ().

void QSurfaceDataItem:: setZ ( float value )

Sets the z-coordinate of the item position to the value value .

另请参阅 z ().

float QSurfaceDataItem:: x () const

Returns the x-coordinate of the position of this data item.

另请参阅 setX ().

float QSurfaceDataItem:: y () const

Returns the y-coordinate of the position of this data item.

另请参阅 setY ().

float QSurfaceDataItem:: z () const

Returns the z-coordinate of the position of this data item.

另请参阅 setZ ().

QSurfaceDataItem &QSurfaceDataItem:: operator= (const QSurfaceDataItem & other )

赋值副本为 other 到此对象。