Ignition Gui

API Reference

5.0.0

Display images coming through an Ignition transport topic. More...

#include <ImageDisplay.hh>

Public Slots

void OnRefresh ()
 Callback when refresh button is pressed. More...
 
void OnTopic (const QString _topic)
 Callback when a new topic is chosen on the combo box. More...
 

Signals

void newImage ()
 Notify that a new image has been received. More...
 
void TopicListChanged ()
 Notify that topic list has changed. More...
 

Public Member Functions

 ImageDisplay ()
 Constructor. More...
 
virtual ~ImageDisplay ()
 Destructor. More...
 
virtual void LoadConfig (const tinyxml2::XMLElement *_pluginElem)
 Load the plugin with a configuration file. Override this on custom plugins to handle custom configurations. More...
 
Q_INVOKABLE void SetTopicList (const QStringList &_topicList)
 Set the topic list from a string, for example 'ignition.msgs.StringMsg'. More...
 
Q_INVOKABLE QStringList TopicList () const
 Get the topic list as a string, for example 'ignition.msgs.StringMsg'. More...
 
- Public Member Functions inherited from Plugin
 Plugin ()
 Constructor. More...
 
virtual ~Plugin ()
 Destructor. More...
 
QQuickItem * CardItem () const
 Get the card item which contains this plugin. The item is generated the first time this function is run. More...
 
virtual std::string ConfigStr ()
 Get the configuration XML as a string. More...
 
QQmlContext * Context () const
 Get the QML context where the plugin was created. More...
 
bool DeleteLaterRequested () const
 Get the value of the the delete_later element from the configuration file, which defaults to false. More...
 
void Load (const tinyxml2::XMLElement *_pluginElem)
 Load the plugin with a configuration file. This loads the default parameters and then calls LoadConfig(), which should be overridden to load custom parameters. More...
 
QQuickItem * PluginItem () const
 Get the plugin item. More...
 
void PostParentChanges ()
 Apply changes which should come after the plugin already has a parent. More...
 
virtual std::string Title () const
 Get title. More...
 
- Public Member Functions inherited from QObject
 QObject (QObject *parent)
 
 QObject (QObject *parent, const char *name)
 
virtual ~QObject ()
 
bool blockSignals (bool block)
 
QObjectchild (const char *objName, const char *inheritsClass, bool recursiveSearch) const
 
const QObjectList & children () const
 
const char * className () const
 
bool connect (const QObject *sender, const char *signal, const char *method, Qt::ConnectionType type) const
 
void deleteLater ()
 
void destroyed (QObject *obj)
 
bool disconnect (const QObject *receiver, const char *method)
 
bool disconnect (const char *signal, const QObject *receiver, const char *method)
 
void dumpObjectInfo ()
 
void dumpObjectTree ()
 
QList< QByteArraydynamicPropertyNames () const
 
virtual bool event (QEvent *e)
 
virtual bool eventFilter (QObject *watched, QEvent *event)
 
findChild (const QString &name) const
 
QList< T > findChildren (const QRegExp &regExp) const
 
QList< T > findChildren (const QString &name) const
 
bool inherits (const char *className) const
 
void insertChild (QObject *object)
 
void installEventFilter (QObject *filterObj)
 
bool isA (const char *className) const
 
bool isWidgetType () const
 
void killTimer (int id)
 
virtual const QMetaObjectmetaObject () const
 
void moveToThread (QThread *targetThread)
 
const char * name () const
 
const char * name (const char *defaultName) const
 
QString objectName () const
 
QObjectparent () const
 
QVariant property (const char *name) const
 
void removeChild (QObject *object)
 
void removeEventFilter (QObject *obj)
 
void setName (const char *name)
 
void setObjectName (const QString &name)
 
void setParent (QObject *parent)
 
bool setProperty (const char *name, const QVariant &value)
 
bool signalsBlocked () const
 
int startTimer (int interval)
 
QThreadthread () const
 

Properties

QStringList topicList
 Topic list. More...
 
- Properties inherited from QObject
 objectName
 

Additional Inherited Members

- Static Public Member Functions inherited from QObject
bool connect (const QObject *sender, const char *signal, const QObject *receiver, const char *method, Qt::ConnectionType type)
 
bool connect (const QObject *sender, const QMetaMethod &signal, const QObject *receiver, const QMetaMethod &method, Qt::ConnectionType type)
 
bool disconnect (const QObject *sender, const char *signal, const QObject *receiver, const char *method)
 
bool disconnect (const QObject *sender, const QMetaMethod &signal, const QObject *receiver, const QMetaMethod &method)
 
QString tr (const char *sourceText, const char *disambiguation, int n)
 
QString trUtf8 (const char *sourceText, const char *disambiguation, int n)
 
- Protected Member Functions inherited from Plugin
void DeleteLater ()
 Wait until the plugin has a parent, then close and delete the parent. More...
 
- Protected Member Functions inherited from QObject
bool checkConnectArgs (const char *signal, const QObject *object, const char *method)
 
virtual void childEvent (QChildEvent *event)
 
virtual void connectNotify (const char *signal)
 
virtual void customEvent (QEvent *event)
 
virtual void disconnectNotify (const char *signal)
 
int receivers (const char *signal) const
 
QObjectsender () const
 
int senderSignalIndex () const
 
virtual void timerEvent (QTimerEvent *event)
 
- Static Protected Member Functions inherited from QObject
QByteArray normalizeSignalSlot (const char *signalSlot)
 
- Protected Attributes inherited from Plugin
std::string configStr
 XML configuration. More...
 
std::string title = ""
 Title to be displayed on top of plugin. More...
 

Detailed Description

Display images coming through an Ignition transport topic.

Configuration

<topic> : Set the topic to receive image messages. <topic_picker> : Whether to show the topic picker, true by default. If this is false, a <topic> must be specified.

Constructor & Destructor Documentation

◆ ImageDisplay()

Constructor.

◆ ~ImageDisplay()

virtual ~ImageDisplay ( )
virtual

Destructor.

Member Function Documentation

◆ LoadConfig()

virtual void LoadConfig ( const tinyxml2::XMLElement *  )
virtual

Load the plugin with a configuration file. Override this on custom plugins to handle custom configurations.

Called when a plugin is first created. This function should not be blocking.

See also
Load
Parameters
[in]_pluginElemElement containing configuration

Reimplemented from Plugin.

◆ newImage

void newImage ( )
signal

Notify that a new image has been received.

◆ OnRefresh

void OnRefresh ( )
slot

Callback when refresh button is pressed.

◆ OnTopic

void OnTopic ( const QString  _topic)
slot

Callback when a new topic is chosen on the combo box.

◆ SetTopicList()

Q_INVOKABLE void SetTopicList ( const QStringList _topicList)

Set the topic list from a string, for example 'ignition.msgs.StringMsg'.

Parameters
[in]_topicListMessage type

◆ TopicList()

Q_INVOKABLE QStringList TopicList ( ) const

Get the topic list as a string, for example 'ignition.msgs.StringMsg'.

Returns
Message type

◆ TopicListChanged

void TopicListChanged ( )
signal

Notify that topic list has changed.

Property Documentation

◆ topicList

QStringList topicList
readwrite

Topic list.


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