Implementation of legend node interface for displaying arbitrary label with icon. More...
#include <qgslayertreemodellegendnode.h>
Inheritance diagram for QgsSimpleLegendNode:
Public Member Functions | |
| QgsSimpleLegendNode (QgsLayerTreeLayer *nodeLayer, const QString &label, const QIcon &icon=QIcon(), QObject *parent=nullptr, const QString &key=QString()) | |
| Constructor for QgsSimpleLegendNode. More... | |
| QVariant | data (int role) const override |
| Return data associated with the item. Must be implemented in derived class. More... | |
 Public Member Functions inherited from QgsLayerTreeModelLegendNode | |
| virtual ItemMetrics | draw (const QgsLegendSettings &settings, ItemContext *ctx) |
| Entry point called from QgsLegendRenderer to do the rendering. More... | |
| virtual QSizeF | drawSymbol (const QgsLegendSettings &settings, ItemContext *ctx, double itemHeight) const |
| Draws symbol on the left side of the item. More... | |
| virtual QSizeF | drawSymbolText (const QgsLegendSettings &settings, ItemContext *ctx, QSizeF symbolSize) const |
| Draws label on the right side of the item. More... | |
| virtual Qt::ItemFlags | flags () const |
| Return item flags associated with the item. Default implementation returns Qt::ItemIsEnabled. More... | |
| virtual void | invalidateMapBasedData () |
| Notification from model that information from associated map view has changed. More... | |
| virtual bool | isEmbeddedInParent () const |
| virtual bool | isScaleOK (double scale) const |
| QgsLayerTreeLayer * | layerNode () const |
| Return pointer to the parent layer node. More... | |
| QgsLayerTreeModel * | model () const |
| Return pointer to model owning this legend node. More... | |
| virtual bool | setData (const QVariant &value, int role) |
| Set some data associated with the item. Default implementation does nothing and returns false. More... | |
| virtual void | setEmbeddedInParent (bool embedded) |
| virtual void | setUserLabel (const QString &userLabel) |
| virtual QString | userLabel () const |
Additional Inherited Members | |
| Public Types inherited from QgsLayerTreeModelLegendNode | |
| enum | LegendNodeRoles { RuleKeyRole = Qt::UserRole, ParentRuleKeyRole } |
| Signals inherited from QgsLayerTreeModelLegendNode | |
| void | dataChanged () |
| Emitted on internal data change so the layer tree model can forward the signal to views. More... | |
| Protected Member Functions inherited from QgsLayerTreeModelLegendNode | |
| QgsLayerTreeModelLegendNode (QgsLayerTreeLayer *nodeL, QObject *parent=nullptr) | |
| Construct the node with pointer to its parent layer node. More... | |
| QgsRenderContext * | createTemporaryRenderContext () const |
| Returns a temporary context or null if legendMapViewData are not valid. More... | |
| Protected Attributes inherited from QgsLayerTreeModelLegendNode | |
| bool | mEmbeddedInParent |
| QgsLayerTreeLayer * | mLayerNode = nullptr |
| QString | mUserLabel |
Detailed Description
Implementation of legend node interface for displaying arbitrary label with icon.
- Since
- QGIS 2.6
Definition at line 267 of file qgslayertreemodellegendnode.h.
Constructor & Destructor Documentation
◆ QgsSimpleLegendNode()
| QgsSimpleLegendNode::QgsSimpleLegendNode | ( | QgsLayerTreeLayer * | nodeLayer, |
| const QString & | label, | ||
| const QIcon & | icon = QIcon(), |
||
| QObject * | parent = nullptr, |
||
| const QString & | key = QString() |
||
| ) |
Constructor for QgsSimpleLegendNode.
- Parameters
-
nodeLayer layer node label label icon icon parent attach a parent QObject to the legend node. key the rule key
Definition at line 482 of file qgslayertreemodellegendnode.cpp.
Member Function Documentation
◆ data()
|
overridevirtual |
Return data associated with the item. Must be implemented in derived class.
Implements QgsLayerTreeModelLegendNode.
Definition at line 490 of file qgslayertreemodellegendnode.cpp.
The documentation for this class was generated from the following files:
- /tmp/buildd/qgis-3.0.2+14stretch/src/core/layertree/qgslayertreemodellegendnode.h
- /tmp/buildd/qgis-3.0.2+14stretch/src/core/layertree/qgslayertreemodellegendnode.cpp
