QBarDataItem Class
The QBarDataItem class provides a container for resolved data to be added to bar graphs. More...
| Header: | #include <QBarDataItem> |
| qmake: | QT += datavisualization |
| Since: | QtDataVisualization 1.0 |
This class was introduced in QtDataVisualization 1.0.
Public Functions
| QBarDataItem(const QBarDataItem &other) | |
| QBarDataItem(float value, float angle) | |
| QBarDataItem(float value) | |
| QBarDataItem() | |
| QBarDataItem & | operator=(const QBarDataItem &other) |
| ~QBarDataItem() | |
| float | rotation() const |
| void | setRotation(float angle) |
| void | setValue(float val) |
| float | value() const |
Detailed Description
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(const QBarDataItem &other)
Constructs a copy of other.
QBarDataItem::QBarDataItem(float value, float angle)
Constructs a bar data item with the value value and angle angle.
QBarDataItem::QBarDataItem(float value)
Constructs a bar data item with the value value.
QBarDataItem::QBarDataItem()
Constructs a bar data item.
QBarDataItem &QBarDataItem::operator=(const QBarDataItem &other)
Assigns a copy of other to this object.
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().