Class: QgsCurveEditorWidget¶
- class qgis.gui.QgsCurveEditorWidget(parent: QWidget = None, curve: QgsCurveTransform = QgsCurveTransform())¶
Bases:
PyQt5.QtWidgets.QWidget
Constructor for QgsCurveEditorWidget.
A widget for manipulating
QgsCurveTransform
curves.Methods
Returns a curve representing the current curve from the widget.
- param event
Returns the maximum expected value for the range of values shown in the histogram.
Returns the minimum expected value for the range of values shown in the histogram.
Sets the
curve
to show in the widget.Sets a
layer
andexpression
source for values to show in a histogram behind the curve.Sets the maximum expected value for the range of values shown in the histogram.
Sets the minimum expected value for the range of values shown in the histogram.
Signals
Emitted when the widget curve changes [signal]
- actionEvent(self, QActionEvent)¶
- changeEvent(self, QEvent)¶
- changed¶
Emitted when the widget curve changes [signal]
- childEvent(self, QChildEvent)¶
- closeEvent(self, QCloseEvent)¶
- connectNotify(self, QMetaMethod)¶
- contextMenuEvent(self, QContextMenuEvent)¶
- create(self, window: sip.voidptr = 0, initializeWindow: bool = True, destroyOldWindow: bool = True)¶
- curve(self) → QgsCurveTransform¶
Returns a curve representing the current curve from the widget.
See also
- Return type
- customEvent(self, QEvent)¶
- destroy(self, destroyWindow: bool = True, destroySubWindows: bool = True)¶
- disconnectNotify(self, QMetaMethod)¶
- dragEnterEvent(self, QDragEnterEvent)¶
- dragLeaveEvent(self, QDragLeaveEvent)¶
- dragMoveEvent(self, QDragMoveEvent)¶
- dropEvent(self, QDropEvent)¶
- enterEvent(self, QEvent)¶
- event(self, QEvent) → bool¶
- focusInEvent(self, QFocusEvent)¶
- focusNextChild(self) → bool¶
- focusNextPrevChild(self, bool) → bool¶
- focusOutEvent(self, QFocusEvent)¶
- focusPreviousChild(self) → bool¶
- hideEvent(self, QHideEvent)¶
- initPainter(self, QPainter)¶
- inputMethodEvent(self, QInputMethodEvent)¶
- isSignalConnected(self, QMetaMethod) → bool¶
- keyPressEvent(self, event: QKeyEvent)¶
- Parameters
event (QKeyEvent) –
- keyReleaseEvent(self, QKeyEvent)¶
- leaveEvent(self, QEvent)¶
- maxHistogramValueRange(self) → float¶
Returns the maximum expected value for the range of values shown in the histogram.
See also
See also
- Return type
float
- metric(self, QPaintDevice.PaintDeviceMetric) → int¶
- minHistogramValueRange(self) → float¶
Returns the minimum expected value for the range of values shown in the histogram.
See also
See also
- Return type
float
- mouseDoubleClickEvent(self, QMouseEvent)¶
- mouseMoveEvent(self, QMouseEvent)¶
- mousePressEvent(self, QMouseEvent)¶
- mouseReleaseEvent(self, QMouseEvent)¶
- moveEvent(self, QMoveEvent)¶
- nativeEvent(self, Union[QByteArray, bytes, bytearray], sip.voidptr) → Tuple[bool, int]¶
- paintEvent(self, QPaintEvent)¶
- receivers(self, PYQT_SIGNAL) → int¶
- resizeEvent(self, QResizeEvent)¶
- sender(self) → QObject¶
- senderSignalIndex(self) → int¶
- setCurve(self, curve: QgsCurveTransform)¶
Sets the
curve
to show in the widget.See also
- Parameters
curve (QgsCurveTransform) –
- setHistogramSource(self, layer: QgsVectorLayer, expression: str)¶
Sets a
layer
andexpression
source for values to show in a histogram behind the curve. The histogram is generated in a background thread to keep the widget responsive.See also
See also
- Parameters
layer (QgsVectorLayer) –
expression (str) –
- setMaxHistogramValueRange(self, maxValueRange: float)¶
Sets the maximum expected value for the range of values shown in the histogram.
See also
See also
- Parameters
maxValueRange (float) –
- setMinHistogramValueRange(self, minValueRange: float)¶
Sets the minimum expected value for the range of values shown in the histogram.
See also
See also
- Parameters
minValueRange (float) –
- showEvent(self, QShowEvent)¶
- tabletEvent(self, QTabletEvent)¶
- timerEvent(self, QTimerEvent)¶
- updateMicroFocus(self)¶
- wheelEvent(self, QWheelEvent)¶