Class: QgsSingleBandGrayRendererWidget

class qgis.gui.QgsSingleBandGrayRendererWidget(layer: QgsRasterLayer | None, extent: QgsRectangle = QgsRectangle())

Bases: QgsRasterRendererWidget

Methods

actionEvent
changeEvent
childEvent
closeEvent
connectNotify
contextMenuEvent
contrastEnhancementAlgorithm	rtype: QgsContrastEnhancement.ContrastEnhancementAlgorithm
create	param layer:
customEvent
destroy
disconnectNotify
doComputations
dragEnterEvent
dragLeaveEvent
dragMoveEvent
dropEvent
enterEvent
event
focusInEvent
focusNextChild
focusNextPrevChild
focusOutEvent
focusPreviousChild
hideEvent
initPainter
inputMethodEvent
isSignalConnected
keyPressEvent
keyReleaseEvent
leaveEvent
loadMinMax	called when new min/max values are loaded
max	param index:
metric
min	param index:
minMaxWidget	rtype: Optional[QgsRasterMinMaxWidget]
mouseDoubleClickEvent
mouseMoveEvent
mousePressEvent
mouseReleaseEvent
moveEvent
nativeEvent
paintEvent
receivers
renderer	rtype: Optional[QgsRasterRenderer]
resizeEvent
selectedBand	param index:
sender
senderSignalIndex
setContrastEnhancementAlgorithm	param algorithm:
setFromRenderer	Sets the widget state from the specified renderer.
setMapCanvas	param canvas:
setMax	param value:
setMin	param value:
sharedPainter
showEvent
tabletEvent
timerEvent
updateMicroFocus
wheelEvent

actionEvent(self, a0: QActionEvent | None)

changeEvent(self, a0: QEvent | None)

childEvent(self, a0: QChildEvent | None)

closeEvent(self, a0: QCloseEvent | None)

connectNotify(self, signal: QMetaMethod)

contextMenuEvent(self, a0: QContextMenuEvent | None)

contrastEnhancementAlgorithm(self) → QgsContrastEnhancement.ContrastEnhancementAlgorithm

Return type:

QgsContrastEnhancement.ContrastEnhancementAlgorithm

create(layer: QgsRasterLayer | None, extent: QgsRectangle) → QgsRasterRendererWidget | None

Parameters:

• layer (Optional[QgsRasterLayer])

• extent (QgsRectangle)

Return type:

Optional[QgsRasterRendererWidget]

customEvent(self, a0: QEvent | None)

destroy(self, destroyWindow: bool = True, destroySubWindows: bool = True)

disconnectNotify(self, signal: QMetaMethod)

doComputations(self)

dragEnterEvent(self, a0: QDragEnterEvent | None)

dragLeaveEvent(self, a0: QDragLeaveEvent | None)

dragMoveEvent(self, a0: QDragMoveEvent | None)

dropEvent(self, a0: QDropEvent | None)

enterEvent(self, a0: QEvent | None)

event(self, a0: QEvent | None) → bool

focusInEvent(self, a0: QFocusEvent | None)

focusNextChild(self) → bool

focusNextPrevChild(self, next: bool) → bool

focusOutEvent(self, a0: QFocusEvent | None)

focusPreviousChild(self) → bool

hideEvent(self, a0: QHideEvent | None)

initPainter(self, painter: QPainter | None)

inputMethodEvent(self, a0: QInputMethodEvent | None)

isSignalConnected(self, signal: QMetaMethod) → bool

keyPressEvent(self, a0: QKeyEvent | None)

keyReleaseEvent(self, a0: QKeyEvent | None)

leaveEvent(self, a0: QEvent | None)

loadMinMax(self, bandNo: int, min: float, max: float)

called when new min/max values are loaded

Parameters:

• bandNo (int)

• min (float)

• max (float)

max(self, index: int = 0) → str

Parameters:

index (int = 0)

Return type:

str

metric(self, a0: QPaintDevice.PaintDeviceMetric) → int

min(self, index: int = 0) → str

Parameters:

index (int = 0)

Return type:

str

minMaxWidget(self) → QgsRasterMinMaxWidget | None

Return type:

Optional[QgsRasterMinMaxWidget]

mouseDoubleClickEvent(self, a0: QMouseEvent | None)

mouseMoveEvent(self, a0: QMouseEvent | None)

mousePressEvent(self, a0: QMouseEvent | None)

mouseReleaseEvent(self, a0: QMouseEvent | None)

moveEvent(self, a0: QMoveEvent | None)

nativeEvent(self, eventType: QByteArray | bytes | bytearray, message: PyQt5.sip.voidptr | None)

paintEvent(self, a0: QPaintEvent | None)

receivers(self, signal: PYQT_SIGNAL) → int

renderer(self) → QgsRasterRenderer | None

Return type:

Optional[QgsRasterRenderer]

resizeEvent(self, a0: QResizeEvent | None)

selectedBand(self, index: int = 0) → int

Parameters:

index (int = 0)

Return type:

int

sender(self) → QObject | None

senderSignalIndex(self) → int

setContrastEnhancementAlgorithm(self, algorithm: QgsContrastEnhancement.ContrastEnhancementAlgorithm)

Parameters:

algorithm (QgsContrastEnhancement.ContrastEnhancementAlgorithm)

setFromRenderer(self, r: QgsRasterRenderer | None)

Sets the widget state from the specified renderer.

Parameters:

r (Optional[QgsRasterRenderer])

setMapCanvas(self, canvas: QgsMapCanvas | None)

Parameters:

canvas (Optional[QgsMapCanvas])

setMax(self, value: str | None, index: int = 0)

Parameters:

• value (Optional[str])

• index (int = 0)

setMin(self, value: str | None, index: int = 0)

Parameters:

• value (Optional[str])

• index (int = 0)

sharedPainter(self) → QPainter | None

showEvent(self, a0: QShowEvent | None)

tabletEvent(self, a0: QTabletEvent | None)

timerEvent(self, a0: QTimerEvent | None)

updateMicroFocus(self)

wheelEvent(self, a0: QWheelEvent | None)