QBarDataItem Class

The QBarDataItem class provides a container for resolved data to be added to bar graphs. More...

Header: #include <QBarDataItem>
Since: QtDataVisualization 1.0

Public Functions

QBarDataItem()
QBarDataItem(float value)
QBarDataItem(float value, float angle)
QBarDataItem(const QBarDataItem &other)
~QBarDataItem()
float rotation() const
void setRotation(float angle)
void setValue(float val)
float value() const
QBarDataItem &operator=(const QBarDataItem &other)

Detailed Description

The QBarDataItem class provides a container for resolved data to be added to bar graphs.

A bar data item holds the data for a single rendered bar in a graph. Bar data proxies parse data into QBarDataItem instances for visualization.

See also QBarDataProxy and Qt Data Visualization C++ Classes.

Member Function Documentation

QBarDataItem::QBarDataItem()

Constructs a bar data item.

QBarDataItem::QBarDataItem(float value)

Constructs a bar data item with the value value.

QBarDataItem::QBarDataItem(float value, float angle)

Constructs a bar data item with the value value and angle angle.

QBarDataItem::QBarDataItem(const QBarDataItem &other)

Constructs a copy of other.

QBarDataItem::~QBarDataItem()

Deletes a bar data item.

float QBarDataItem::rotation() const

Returns the rotation angle in degrees for this data item.

See also setRotation().

void QBarDataItem::setRotation(float angle)

Sets the rotation angle angle in degrees for this data item.

See also rotation().

void QBarDataItem::setValue(float val)

Sets the value val to this data item.

See also value().

float QBarDataItem::value() const

Returns the value of this data item.

See also setValue().

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

Assigns a copy of other to this object.

© 2017 The Qt Company Ltd. Documentation contributions included herein are the copyrights of their respective owners. The documentation provided herein is licensed under the terms of the GNU Free Documentation License version 1.3 as published by the Free Software Foundation. Qt and respective logos are trademarks of The Qt Company Ltd. in Finland and/or other countries worldwide. All other trademarks are property of their respective owners.