Class: QgsRasterHistogramWidget

class qgis.gui.QgsRasterHistogramWidget(layer: QgsRasterLayer, parent: QWidget = None)

Bases: qgis._gui.QgsMapLayerConfigWidget

Constructor for QgsRasterHistogramWidget, for the specified raster layer.

Histogram widget

Enums

Methods

actionEvent

apply

changeEvent

childEvent

closeEvent

computeHistogram

Compute the histogram on demand.

connectNotify

contextMenuEvent

create

customEvent

destroy

disconnectNotify

dragEnterEvent

dragLeaveEvent

dragMoveEvent

dropEvent

enterEvent

event

focusInEvent

focusNextChild

focusNextPrevChild

focusOutEvent

focusPreviousChild

hideEvent

histoAction

Apply a histoActionTriggered() event.

histoSaveAsImage

Save the histogram as an image to disk

initPainter

inputMethodEvent

isSignalConnected

keyPressEvent

keyReleaseEvent

leaveEvent

metric

mouseDoubleClickEvent

mouseMoveEvent

mousePressEvent

mouseReleaseEvent

moveEvent

nativeEvent

paintEvent

receivers

refreshHistogram

slot executed when user wishes to refresh raster histogramwidget

resizeEvent

sender

senderSignalIndex

setActive

Activate the histogram widget

setRendererWidget

Sets the renderer widget (or just its name if there is no widget)

setSelectedBand

Apply a histoActionTriggered() event.

sharedPainter

showEvent

tabletEvent

timerEvent

updateMicroFocus

wheelEvent

Signals

Attributes

actionEvent()
apply(self)
changeEvent()
childEvent()
closeEvent()
computeHistogram(self, forceComputeFlag: bool) → bool

Compute the histogram on demand.

connectNotify()
contextMenuEvent()
create()
customEvent()
destroy()
disconnectNotify()
dragEnterEvent()
dragLeaveEvent()
dragMoveEvent()
dropEvent()
enterEvent()
event()
focusInEvent()
focusNextChild()
focusNextPrevChild()
focusOutEvent()
focusPreviousChild()
hideEvent()
histoAction(self, actionName: str, actionFlag: bool = True)

Apply a histoActionTriggered() event.

histoSaveAsImage(self, filename: str, width: int = 600, height: int = 600, quality: int = -1) → bool

Save the histogram as an image to disk

initPainter()
inputMethodEvent()
isSignalConnected()
keyPressEvent()
keyReleaseEvent()
leaveEvent()
metric()
mouseDoubleClickEvent()
mouseMoveEvent()
mousePressEvent()
mouseReleaseEvent()
moveEvent()
nativeEvent()
paintEvent()
receivers()
refreshHistogram(self)

slot executed when user wishes to refresh raster histogramwidget

resizeEvent()
sender()
senderSignalIndex()
setActive(self, activeFlag: bool)

Activate the histogram widget

setRendererWidget(self, name: str, rendererWidget: QgsRasterRendererWidget = None)

Sets the renderer widget (or just its name if there is no widget)

setSelectedBand(self, index: int)

Apply a histoActionTriggered() event.

sharedPainter()
showEvent()
tabletEvent()
timerEvent()
updateMicroFocus()
wheelEvent()