Class: QgsRasterHistogramWidget¶
-
class
qgis.gui.
QgsRasterHistogramWidget
(layer: QgsRasterLayer, parent: QWidget = None)¶ Bases:
QgsMapLayerConfigWidget
Constructor for
QgsRasterHistogramWidget
, for the specified rasterlayer
.Histogram widget
- Parameters
layer (QgsRasterLayer) –
parent –
-
actionEvent
()¶
-
apply
(self)¶
-
changeEvent
()¶
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childEvent
()¶
-
closeEvent
()¶
-
computeHistogram
(self, forceComputeFlag: bool) → bool¶ Compute the histogram on demand.
- Parameters
forceComputeFlag (bool) –
- Return type
bool
-
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.
- Parameters
actionName (str) –
actionFlag (bool = True) –
-
histoSaveAsImage
(self, filename: str, width: int = 600, height: int = 600, quality: int = -1) → bool¶ Save the histogram as an image to disk
- Parameters
filename (str) –
width (int = 600) –
height (int = 600) –
quality (int = -1) –
- Return type
bool
-
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
- Parameters
activeFlag (bool) –
-
setRendererWidget
(self, name: str, rendererWidget: QgsRasterRendererWidget = None)¶ Sets the renderer widget (or just its name if there is no widget)
- Parameters
name (str) –
rendererWidget (
QgsRasterRendererWidget
= None) –
-
setSelectedBand
(self, index: int)¶ Apply a histoActionTriggered() event.
- Parameters
index (int) –
-
showEvent
()¶
-
tabletEvent
()¶
-
timerEvent
()¶
-
updateMicroFocus
()¶
-
wheelEvent
()¶