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QGIS API Documentation
3.4.15-Madeira (e83d02e274)
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Histogram widget. More...
#include <qgsrasterhistogramwidget.h>

Public Slots | |
| void | apply () override |
| void | refreshHistogram () |
| slot executed when user wishes to refresh raster histogramwidget More... | |
Public Slots inherited from QgsMapLayerConfigWidget | |
| virtual void | apply ()=0 |
| Called when changes to the layer need to be made. More... | |
Public Slots inherited from QgsPanelWidget | |
| void | acceptPanel () |
| Accept the panel. More... | |
| void | openPanel (QgsPanelWidget *panel) |
| Open a panel or dialog depending on dock mode setting If dock mode is true this method will emit the showPanel signal for connected slots to handle the open event. More... | |
Public Member Functions | |
| QgsRasterHistogramWidget (QgsRasterLayer *layer, QWidget *parent=nullptr) | |
| Constructor for QgsRasterHistogramWidget, for the specified raster layer. More... | |
| bool | computeHistogram (bool forceComputeFlag) |
| Compute the histogram on demand. More... | |
| void | histoAction (const QString &actionName, bool actionFlag=true) |
| Apply a histoActionTriggered() event. More... | |
| bool | histoSaveAsImage (const QString &filename, int width=600, int height=600, int quality=-1) |
| Save the histogram as an image to disk. More... | |
| void | setActive (bool activeFlag) |
| Activate the histogram widget. More... | |
| void | setRendererWidget (const QString &name, QgsRasterRendererWidget *rendererWidget=nullptr) |
| Sets the renderer widget (or just its name if there is no widget) More... | |
| void | setSelectedBand (int index) |
| Apply a histoActionTriggered() event. More... | |
Public Member Functions inherited from QgsMapLayerConfigWidget | |
| QgsMapLayerConfigWidget (QgsMapLayer *layer, QgsMapCanvas *canvas, QWidget *parent=nullptr) | |
| A panel widget that can be shown in the map style dock. More... | |
Public Member Functions inherited from QgsPanelWidget | |
| QgsPanelWidget (QWidget *parent=nullptr) | |
| Base class for any widget that can be shown as a inline panel. More... | |
| bool | autoDelete () |
| The the auto delete property on the widget. More... | |
| void | connectChildPanel (QgsPanelWidget *panel) |
| Connect the given sub panel widgets showPanel signals to this current panels main showPanel event to bubble up to the user. More... | |
| void | connectChildPanels (const QList< QgsPanelWidget * > &panels) |
| Connect the given sub panel widgets showPanel signals to this current panels main showPanel event to bubble up to the user. More... | |
| bool | dockMode () |
| Returns the dock mode state. More... | |
| QString | panelTitle () |
| The title of the panel. More... | |
| void | setAutoDelete (bool autoDelete) |
| The the auto delete property on the widget. More... | |
| virtual void | setDockMode (bool dockMode) |
| Set the widget in dock mode which tells the widget to emit panel widgets and not open dialogs. More... | |
| void | setPanelTitle (const QString &panelTitle) |
| Set the title of the panel when shown in the interface. More... | |
Additional Inherited Members | |
Signals inherited from QgsPanelWidget | |
| void | panelAccepted (QgsPanelWidget *panel) |
| Emitted when the panel is accepted by the user. More... | |
| void | showPanel (QgsPanelWidget *panel) |
| Emit when you require a panel to be show in the interface. More... | |
| void | widgetChanged () |
| Emitted when the widget state changes. More... | |
Static Public Member Functions inherited from QgsPanelWidget | |
| static QgsPanelWidget * | findParentPanel (QWidget *widget) |
| Traces through the parents of a widget to find if it is contained within a QgsPanelWidget widget. More... | |
Protected Member Functions inherited from QgsPanelWidget | |
| void | keyPressEvent (QKeyEvent *event) override |
| Overridden key press event to handle the esc event on the widget. More... | |
Protected Attributes inherited from QgsMapLayerConfigWidget | |
| QgsMapLayer * | mLayer = nullptr |
| QgsMapCanvas * | mMapCanvas = nullptr |
Histogram widget.
Definition at line 41 of file qgsrasterhistogramwidget.h.
| QgsRasterHistogramWidget::QgsRasterHistogramWidget | ( | QgsRasterLayer * | layer, |
| QWidget * | parent = nullptr |
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Constructor for QgsRasterHistogramWidget, for the specified raster layer.
Definition at line 55 of file qgsrasterhistogramwidget.cpp.
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overrideslot |
Definition at line 1187 of file qgsrasterhistogramwidget.cpp.
| bool QgsRasterHistogramWidget::computeHistogram | ( | bool | forceComputeFlag | ) |
Compute the histogram on demand.
Definition at line 282 of file qgsrasterhistogramwidget.cpp.
| void QgsRasterHistogramWidget::histoAction | ( | const QString & | actionName, |
| bool | actionFlag = true |
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Apply a histoActionTriggered() event.
Definition at line 714 of file qgsrasterhistogramwidget.cpp.
| bool QgsRasterHistogramWidget::histoSaveAsImage | ( | const QString & | filename, |
| int | width = 600, |
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| int | height = 600, |
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| int | quality = -1 |
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Save the histogram as an image to disk.
Definition at line 643 of file qgsrasterhistogramwidget.cpp.
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slot |
slot executed when user wishes to refresh raster histogramwidget
Definition at line 328 of file qgsrasterhistogramwidget.cpp.
| void QgsRasterHistogramWidget::setActive | ( | bool | activeFlag | ) |
Activate the histogram widget.
Definition at line 256 of file qgsrasterhistogramwidget.cpp.
| void QgsRasterHistogramWidget::setRendererWidget | ( | const QString & | name, |
| QgsRasterRendererWidget * | rendererWidget = nullptr |
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Sets the renderer widget (or just its name if there is no widget)
Definition at line 248 of file qgsrasterhistogramwidget.cpp.
| void QgsRasterHistogramWidget::setSelectedBand | ( | int | index | ) |
Apply a histoActionTriggered() event.
Definition at line 677 of file qgsrasterhistogramwidget.cpp.
1.8.11