KDChart::DiagramObserver Class Reference

A DiagramObserver watches the associated diagram for changes and deletion and emits corresponding signals. More...

#include <KDChartDiagramObserver.h>

Inheritance diagram for KDChart::DiagramObserver:

Signals
void	diagramAboutToBeDestroyed (AbstractDiagram *diagram)
void	diagramAttributesChanged (AbstractDiagram *diagram)
void	diagramDataChanged (AbstractDiagram *diagram)
void	diagramDataHidden (AbstractDiagram *diagram)
void	diagramDestroyed (AbstractDiagram *diagram)

Public Member Functions
	DiagramObserver (AbstractDiagram *diagram, QObject *parent=nullptr)
	~DiagramObserver () override
AbstractDiagram *	diagram ()
const AbstractDiagram *	diagram () const

Detailed Description

A DiagramObserver watches the associated diagram for changes and deletion and emits corresponding signals.

Definition at line 32 of file KDChartDiagramObserver.h.

Constructor & Destructor Documentation

DiagramObserver()

DiagramObserver::DiagramObserver ( AbstractDiagram *  diagram, QObject *  parent = nullptr  )

explicit

Constructs a new observer observing the given diagram.

Definition at line 21 of file KDChartDiagramObserver.cpp.

References KDChart::AbstractDiagram::aboutToBeDestroyed(), and KDChart::AbstractDiagram::modelsChanged().

~DiagramObserver()

DiagramObserver::~DiagramObserver ( )

override

Definition at line 33 of file KDChartDiagramObserver.cpp.

Member Function Documentation

diagram() [1/2]

AbstractDiagram * DiagramObserver::diagram

(

)

Definition at line 42 of file KDChartDiagramObserver.cpp.

diagram() [2/2]

const AbstractDiagram * DiagramObserver::diagram

(

)

const

Definition at line 37 of file KDChartDiagramObserver.cpp.

Referenced by KDChart::Legend::datasetCount().

diagramAboutToBeDestroyed

void KDChart::DiagramObserver::diagramAboutToBeDestroyed ( AbstractDiagram *  diagram )

signal

Emitted when a diagram is being destroyed, but before its data is invalidated

Referenced by KDChart::Legend::addDiagram().

diagramAttributesChanged

void KDChart::DiagramObserver::diagramAttributesChanged ( AbstractDiagram *  diagram )

signal

This signal is emitted whenever the attributes of the diagram change.

Referenced by KDChart::Legend::addDiagram().

diagramDataChanged

void KDChart::DiagramObserver::diagramDataChanged ( AbstractDiagram *  diagram )

signal

This signal is emitted whenever the data of the diagram changes.

Referenced by KDChart::Legend::addDiagram(), and KDChart::AbstractAxis::connectSignals().

diagramDataHidden

void KDChart::DiagramObserver::diagramDataHidden ( AbstractDiagram *  diagram )

signal

This signal is emitted whenever any of the data of the diagram was set (un)hidden.

Referenced by KDChart::Legend::addDiagram().

diagramDestroyed

void KDChart::DiagramObserver::diagramDestroyed ( AbstractDiagram *  diagram )

signal

This signal is emitted immediately before the diagram is being destroyed.

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

• KDChartDiagramObserver.h
• KDChartDiagramObserver.cpp