QGIS API Documentation 3.41.0-Master (45a0abf3bec)
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Public Slots | Public Member Functions | Static Public Member Functions | Protected Slots | Protected Member Functions | List of all members
QgsGraduatedSymbolRendererWidget Class Reference

#include <qgsgraduatedsymbolrendererwidget.h>

Inheritance diagram for QgsGraduatedSymbolRendererWidget:
Inheritance graph
[legend]

Public Slots

void addClass ()
 Adds a class manually to the classification.
 
void changeCurrentValue (QStandardItem *item)
 
void classifyGraduated ()
 
void deleteAllClasses ()
 Removes all classes from the classification.
 
void deleteClasses ()
 Removes currently selected classes.
 
void graduatedColumnChanged (const QString &field)
 
void labelFormatChanged ()
 
void modelDataChanged ()
 
void rangesClicked (const QModelIndex &idx)
 
void rangesDoubleClicked (const QModelIndex &idx)
 
void reapplyColorRamp ()
 
void reapplySizes ()
 
void refreshRanges (bool reset)
 Refreshes the ranges for the renderer.
 
void rowsMoved ()
 
void showSymbolLevels ()
 
void toggleBoundariesLink (bool linked)
 Toggle the link between classes boundaries.
 
- Public Slots inherited from QgsPanelWidget
void acceptPanel ()
 Accept the panel.
 
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.
 

Public Member Functions

 QgsGraduatedSymbolRendererWidget (QgsVectorLayer *layer, QgsStyle *style, QgsFeatureRenderer *renderer)
 
 ~QgsGraduatedSymbolRendererWidget () override
 
QgsExpressionContext createExpressionContext () const override
 This method needs to be reimplemented in all classes which implement this interface and return an expression context.
 
void disableSymbolLevels () override
 Disables symbol level modification on the widget.
 
QgsFeatureRendererrenderer () override
 Returns pointer to the renderer (no transfer of ownership)
 
void setContext (const QgsSymbolWidgetContext &context) override
 Sets the context in which the renderer widget is shown, e.g., the associated map canvas and expression contexts.
 
- Public Member Functions inherited from QgsRendererWidget
 QgsRendererWidget (QgsVectorLayer *layer, QgsStyle *style)
 
void applyChanges ()
 This method should be called whenever the renderer is actually set on the layer.
 
QgsSymbolWidgetContext context () const
 Returns the context in which the renderer widget is shown, e.g., the associated map canvas and expression contexts.
 
QgsExpressionContext createExpressionContext () const override
 This method needs to be reimplemented in all classes which implement this interface and return an expression context.
 
void setDockMode (bool dockMode) override
 Set the widget in dock mode which tells the widget to emit panel widgets and not open dialogs.
 
void showSymbolLevelsDialog (QgsFeatureRenderer *r)
 Show a dialog with renderer's symbol level settings.
 
const QgsVectorLayervectorLayer () const
 Returns the vector layer associated with the widget.
 
- Public Member Functions inherited from QgsPanelWidget
 QgsPanelWidget (QWidget *parent=nullptr)
 Base class for any widget that can be shown as a inline panel.
 
virtual bool applySizeConstraintsToStack () const
 Returns true if the size constraints and hints for the panel widget should be applied to the parent QgsPanelWidgetStack which this panel is shown in.
 
bool autoDelete ()
 The the auto delete property on the widget.
 
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.
 
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.
 
bool dockMode ()
 Returns the dock mode state.
 
virtual QMenu * menuButtonMenu ()
 Returns the menu to use for the menu button for this panel, or nullptr if no menu button is required.
 
virtual QString menuButtonTooltip () const
 Returns the (translated) tooltip text to use for the menu button for this panel.
 
QString panelTitle ()
 The title of the panel.
 
void setAutoDelete (bool autoDelete)
 The the auto delete property on the widget.
 
void setPanelTitle (const QString &panelTitle)
 Set the title of the panel when shown in the interface.
 
- Public Member Functions inherited from QgsExpressionContextGenerator
virtual ~QgsExpressionContextGenerator ()=default
 

Static Public Member Functions

static QgsRendererWidgetcreate (QgsVectorLayer *layer, QgsStyle *style, QgsFeatureRenderer *renderer)
 
- Static Public Member Functions inherited from QgsPanelWidget
static QgsPanelWidgetfindParentPanel (QWidget *widget)
 Traces through the parents of a widget to find if it is contained within a QgsPanelWidget widget.
 

Protected Slots

void pasteSymbolToSelection () override
 
- Protected Slots inherited from QgsRendererWidget
void changeSymbolAngle ()
 Change marker angles of selected symbols.
 
void changeSymbolColor ()
 Change color of selected symbols.
 
void changeSymbolOpacity ()
 Change opacity of selected symbols.
 
void changeSymbolSize ()
 Change marker sizes of selected symbols.
 
void changeSymbolUnit ()
 Change units mm/map units of selected symbols.
 
void changeSymbolWidth ()
 Change line widths of selected symbols.
 
void contextMenuViewCategories (QPoint p)
 
virtual void copy ()
 
virtual void paste ()
 
virtual void pasteSymbolToSelection ()
 Pastes the clipboard symbol over selected items.
 

Protected Member Functions

void applyChangeToSymbol ()
 Applies current symbol to selected ranges, or to all ranges if none is selected.
 
void changeRange (int rangeIdx)
 
void changeRangeSymbol (int rangeIdx)
 
void changeSelectedSymbols ()
 
void connectUpdateHandlers ()
 
void disconnectUpdateHandlers ()
 
QgsSymbolfindSymbolForRange (double lowerBound, double upperBound, const QgsRangeList &ranges) const
 
void keyPressEvent (QKeyEvent *event) override
 
void refreshSymbolView () override
 
bool rowsOrdered ()
 
QList< int > selectedClasses ()
 Returns a list of indexes for the classes under selection.
 
QgsRangeList selectedRanges ()
 
QList< QgsSymbol * > selectedSymbols () override
 Subclasses may provide the capability of changing multiple symbols at once by implementing the following two methods and by connecting the slot contextMenuViewCategories(const QPoint&).
 
void setSymbolLevels (const QgsLegendSymbolList &levels, bool enabled) override
 Sets the symbol levels for the renderer defined in the widget.
 
void updateUiFromRenderer (bool updateCount=true)
 
- Protected Member Functions inherited from QgsRendererWidget
QgsDataDefinedSizeLegendWidgetcreateDataDefinedSizeLegendWidget (const QgsMarkerSymbol *symbol, const QgsDataDefinedSizeLegend *ddsLegend)
 Creates widget to setup data-defined size legend.
 
void registerDataDefinedButton (QgsPropertyOverrideButton *button, QgsFeatureRenderer::Property key)
 Registers a data defined override button.
 
- Protected Member Functions inherited from QgsPanelWidget
void keyPressEvent (QKeyEvent *event) override
 Overridden key press event to handle the esc event on the widget.
 

Additional Inherited Members

- Signals inherited from QgsRendererWidget
void layerVariablesChanged ()
 Emitted when expression context variables on the associated vector layers have been changed.
 
Q_DECL_DEPRECATED void symbolLevelsChanged ()
 Emitted when the symbol levels settings have been changed.
 
- Signals inherited from QgsPanelWidget
void panelAccepted (QgsPanelWidget *panel)
 Emitted when the panel is accepted by the user.
 
void showPanel (QgsPanelWidget *panel)
 Emit when you require a panel to be show in the interface.
 
void widgetChanged ()
 Emitted when the widget state changes.
 
- Protected Attributes inherited from QgsRendererWidget
QMenu * contextMenu = nullptr
 
QgsSymbolWidgetContext mContext
 Context in which widget is shown.
 
QAction * mCopyAction = nullptr
 
QAction * mCopySymbolAction = nullptr
 Copy symbol action.
 
QgsVectorLayermLayer = nullptr
 
QAction * mPasteAction = nullptr
 
QAction * mPasteSymbolAction = nullptr
 Paste symbol action.
 
QgsStylemStyle = nullptr
 

Detailed Description

Definition at line 95 of file qgsgraduatedsymbolrendererwidget.h.

Constructor & Destructor Documentation

◆ QgsGraduatedSymbolRendererWidget()

QgsGraduatedSymbolRendererWidget::QgsGraduatedSymbolRendererWidget ( QgsVectorLayer layer,
QgsStyle style,
QgsFeatureRenderer renderer 
)

Definition at line 449 of file qgsgraduatedsymbolrendererwidget.cpp.

◆ ~QgsGraduatedSymbolRendererWidget()

QgsGraduatedSymbolRendererWidget::~QgsGraduatedSymbolRendererWidget ( )
override

Definition at line 620 of file qgsgraduatedsymbolrendererwidget.cpp.

Member Function Documentation

◆ addClass

void QgsGraduatedSymbolRendererWidget::addClass ( )
slot

Adds a class manually to the classification.

Definition at line 1260 of file qgsgraduatedsymbolrendererwidget.cpp.

◆ applyChangeToSymbol()

void QgsGraduatedSymbolRendererWidget::applyChangeToSymbol ( )
protected

Applies current symbol to selected ranges, or to all ranges if none is selected.

Definition at line 969 of file qgsgraduatedsymbolrendererwidget.cpp.

◆ changeCurrentValue

void QgsGraduatedSymbolRendererWidget::changeCurrentValue ( QStandardItem *  item)
slot

Definition at line 1328 of file qgsgraduatedsymbolrendererwidget.cpp.

◆ changeRange()

void QgsGraduatedSymbolRendererWidget::changeRange ( int  rangeIdx)
protected

Definition at line 1225 of file qgsgraduatedsymbolrendererwidget.cpp.

◆ changeRangeSymbol()

void QgsGraduatedSymbolRendererWidget::changeRangeSymbol ( int  rangeIdx)
protected

Definition at line 1197 of file qgsgraduatedsymbolrendererwidget.cpp.

◆ changeSelectedSymbols()

void QgsGraduatedSymbolRendererWidget::changeSelectedSymbols ( )
protected

Definition at line 1193 of file qgsgraduatedsymbolrendererwidget.cpp.

◆ classifyGraduated

void QgsGraduatedSymbolRendererWidget::classifyGraduated ( )
slot

Definition at line 1021 of file qgsgraduatedsymbolrendererwidget.cpp.

◆ connectUpdateHandlers()

void QgsGraduatedSymbolRendererWidget::connectUpdateHandlers ( )
protected

Definition at line 645 of file qgsgraduatedsymbolrendererwidget.cpp.

◆ create()

QgsRendererWidget * QgsGraduatedSymbolRendererWidget::create ( QgsVectorLayer layer,
QgsStyle style,
QgsFeatureRenderer renderer 
)
static

Definition at line 415 of file qgsgraduatedsymbolrendererwidget.cpp.

◆ createExpressionContext()

QgsExpressionContext QgsGraduatedSymbolRendererWidget::createExpressionContext ( ) const
overridevirtual

This method needs to be reimplemented in all classes which implement this interface and return an expression context.

Implements QgsExpressionContextGenerator.

Definition at line 420 of file qgsgraduatedsymbolrendererwidget.cpp.

◆ deleteAllClasses

void QgsGraduatedSymbolRendererWidget::deleteAllClasses ( )
slot

Removes all classes from the classification.

Definition at line 1276 of file qgsgraduatedsymbolrendererwidget.cpp.

◆ deleteClasses

void QgsGraduatedSymbolRendererWidget::deleteClasses ( )
slot

Removes currently selected classes.

Definition at line 1268 of file qgsgraduatedsymbolrendererwidget.cpp.

◆ disableSymbolLevels()

void QgsGraduatedSymbolRendererWidget::disableSymbolLevels ( )
overridevirtual

Disables symbol level modification on the widget.

Note
Not available in Python bindings
Since
QGIS 3.20

Reimplemented from QgsRendererWidget.

Definition at line 638 of file qgsgraduatedsymbolrendererwidget.cpp.

◆ disconnectUpdateHandlers()

void QgsGraduatedSymbolRendererWidget::disconnectUpdateHandlers ( )
protected

Definition at line 671 of file qgsgraduatedsymbolrendererwidget.cpp.

◆ findSymbolForRange()

QgsSymbol * QgsGraduatedSymbolRendererWidget::findSymbolForRange ( double  lowerBound,
double  upperBound,
const QgsRangeList ranges 
) const
protected

Definition at line 1384 of file qgsgraduatedsymbolrendererwidget.cpp.

◆ graduatedColumnChanged

void QgsGraduatedSymbolRendererWidget::graduatedColumnChanged ( const QString &  field)
slot

Definition at line 816 of file qgsgraduatedsymbolrendererwidget.cpp.

◆ keyPressEvent()

void QgsGraduatedSymbolRendererWidget::keyPressEvent ( QKeyEvent *  event)
overrideprotected

Definition at line 1431 of file qgsgraduatedsymbolrendererwidget.cpp.

◆ labelFormatChanged

void QgsGraduatedSymbolRendererWidget::labelFormatChanged ( )
slot

Definition at line 1338 of file qgsgraduatedsymbolrendererwidget.cpp.

◆ modelDataChanged

void QgsGraduatedSymbolRendererWidget::modelDataChanged ( )
slot

Definition at line 1426 of file qgsgraduatedsymbolrendererwidget.cpp.

◆ pasteSymbolToSelection

void QgsGraduatedSymbolRendererWidget::pasteSymbolToSelection ( )
overrideprotectedslot

Definition at line 1489 of file qgsgraduatedsymbolrendererwidget.cpp.

◆ rangesClicked

void QgsGraduatedSymbolRendererWidget::rangesClicked ( const QModelIndex &  idx)
slot

Definition at line 1185 of file qgsgraduatedsymbolrendererwidget.cpp.

◆ rangesDoubleClicked

void QgsGraduatedSymbolRendererWidget::rangesDoubleClicked ( const QModelIndex &  idx)
slot

Definition at line 1177 of file qgsgraduatedsymbolrendererwidget.cpp.

◆ reapplyColorRamp

void QgsGraduatedSymbolRendererWidget::reapplyColorRamp ( )
slot

Definition at line 1120 of file qgsgraduatedsymbolrendererwidget.cpp.

◆ reapplySizes

void QgsGraduatedSymbolRendererWidget::reapplySizes ( )
slot

Definition at line 1131 of file qgsgraduatedsymbolrendererwidget.cpp.

◆ refreshRanges

void QgsGraduatedSymbolRendererWidget::refreshRanges ( bool  reset)
slot

Refreshes the ranges for the renderer.

The reset argument is deprecated and has no effect.

Definition at line 933 of file qgsgraduatedsymbolrendererwidget.cpp.

◆ refreshSymbolView()

void QgsGraduatedSymbolRendererWidget::refreshSymbolView ( )
overrideprotectedvirtual

Reimplemented from QgsRendererWidget.

Definition at line 1401 of file qgsgraduatedsymbolrendererwidget.cpp.

◆ renderer()

QgsFeatureRenderer * QgsGraduatedSymbolRendererWidget::renderer ( )
overridevirtual

Returns pointer to the renderer (no transfer of ownership)

Implements QgsRendererWidget.

Definition at line 626 of file qgsgraduatedsymbolrendererwidget.cpp.

◆ rowsMoved

void QgsGraduatedSymbolRendererWidget::rowsMoved ( )
slot

Definition at line 1416 of file qgsgraduatedsymbolrendererwidget.cpp.

◆ rowsOrdered()

bool QgsGraduatedSymbolRendererWidget::rowsOrdered ( )
protected

Definition at line 1283 of file qgsgraduatedsymbolrendererwidget.cpp.

◆ selectedClasses()

QList< int > QgsGraduatedSymbolRendererWidget::selectedClasses ( )
protected

Returns a list of indexes for the classes under selection.

Definition at line 1148 of file qgsgraduatedsymbolrendererwidget.cpp.

◆ selectedRanges()

QgsRangeList QgsGraduatedSymbolRendererWidget::selectedRanges ( )
protected

Definition at line 1164 of file qgsgraduatedsymbolrendererwidget.cpp.

◆ selectedSymbols()

QList< QgsSymbol * > QgsGraduatedSymbolRendererWidget::selectedSymbols ( )
overrideprotectedvirtual

Subclasses may provide the capability of changing multiple symbols at once by implementing the following two methods and by connecting the slot contextMenuViewCategories(const QPoint&).

Reimplemented from QgsRendererWidget.

Definition at line 1348 of file qgsgraduatedsymbolrendererwidget.cpp.

◆ setContext()

void QgsGraduatedSymbolRendererWidget::setContext ( const QgsSymbolWidgetContext context)
overridevirtual

Sets the context in which the renderer widget is shown, e.g., the associated map canvas and expression contexts.

Parameters
contextsymbol widget context
See also
context()

Reimplemented from QgsRendererWidget.

Definition at line 631 of file qgsgraduatedsymbolrendererwidget.cpp.

◆ setSymbolLevels()

void QgsGraduatedSymbolRendererWidget::setSymbolLevels ( const QgsLegendSymbolList levels,
bool  enabled 
)
overrideprotectedvirtual

Sets the symbol levels for the renderer defined in the widget.

The levels argument defines the updated list of symbols with rendering passes set.

The enabled arguments specifies if symbol levels should be enabled for the renderer.

Since
QGIS 3.20

Reimplemented from QgsRendererWidget.

Definition at line 947 of file qgsgraduatedsymbolrendererwidget.cpp.

◆ showSymbolLevels

void QgsGraduatedSymbolRendererWidget::showSymbolLevels ( )
slot

Definition at line 1411 of file qgsgraduatedsymbolrendererwidget.cpp.

◆ toggleBoundariesLink

void QgsGraduatedSymbolRendererWidget::toggleBoundariesLink ( bool  linked)
slot

Toggle the link between classes boundaries.

Definition at line 1298 of file qgsgraduatedsymbolrendererwidget.cpp.

◆ updateUiFromRenderer()

void QgsGraduatedSymbolRendererWidget::updateUiFromRenderer ( bool  updateCount = true)
protected

Definition at line 696 of file qgsgraduatedsymbolrendererwidget.cpp.


The documentation for this class was generated from the following files: