RecordingStatusGraphicsView Class Reference

The QGraphicsView that will display the current recording status. More...

#include <recordingstatusgraphicsview.h>

Inheritance diagram for RecordingStatusGraphicsView:

Collaboration diagram for RecordingStatusGraphicsView:

Public Member Functions
	RecordingStatusGraphicsView (QWidget *parent)
	Default constructor. More...
virtual	~RecordingStatusGraphicsView ()
	Emptry virtual destructor. More...
virtual QSize	minimumSizeHint () const overridefinal

Protected Member Functions
virtual QSize	sizeHint () const overridefinal
void	showEvent (QShowEvent *event) override
	Reimplemented show event that will fit the SCENE_RECT into the view. More...
void	resizeEvent (QResizeEvent *event) override
	Reimplemented resize event that will fit the SCENE_RECT into the view. More...
void	handleMessage (MessagePtr m) overridefinal
	Message handling. More...
Protected Member Functions inherited from MessageListener
	MessageListener (bool defaultActivation=true)
virtual	~MessageListener ()
bool	isMessageListenerActive () const
void	activateMessageListener ()
void	deactivateMessageListener ()

Private Slots
void	onProcess ()
	Called by the timer to rotate the blue circle. More...

Private Member Functions
void	setItemVisible (const std::vector< QGraphicsItem * > &items, bool visible)
	Function to show or hide a group of items. More...

Private Attributes
QGraphicsScene	mScene
	The graphics scene. More...
std::vector< QGraphicsItem * >	mRecordItems
	Items that are used to draw the recording state. More...
std::vector< QGraphicsItem * >	mPauseItems
	Items that are used to draw the pause state. More...
std::vector< QGraphicsItem * >	mProgressItems
	Items that are used to draw the analysing state. More...
QTimer	mProgressTimer
	Timer to shoot a onProgress() at a fixed time intervall. More...

Static Private Attributes
static const QRectF	SCENE_RECT
	The scene rect of the QGraphicsScene. More...

Detailed Description

The QGraphicsView that will display the current recording status.

It will draw a red circle if recording is active. A blue rotating circle is drawn if the signal is analiysed. A green pause symbol is shown if the recorder is inactive and ready for a new keystroke.

Definition at line 37 of file recordingstatusgraphicsview.h.

Constructor & Destructor Documentation

RecordingStatusGraphicsView::RecordingStatusGraphicsView

(

QWidget *

parent

)

Default constructor.

Parameters

parent

: The parent widget

Definition at line 28 of file recordingstatusgraphicsview.cpp.

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RecordingStatusGraphicsView::~RecordingStatusGraphicsView ( )

virtual

Emptry virtual destructor.

Definition at line 76 of file recordingstatusgraphicsview.cpp.

Member Function Documentation

void RecordingStatusGraphicsView::handleMessage ( MessagePtr  m )

finaloverrideprotectedvirtual

Message handling.

Parameters

m	: The message

It will listen to the messages for recording and signal analysis and set the displayed graphic.

Implements MessageListener.

Definition at line 97 of file recordingstatusgraphicsview.cpp.

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virtual QSize RecordingStatusGraphicsView::minimumSizeHint ( ) const

inlinefinaloverridevirtual

Definition at line 58 of file recordingstatusgraphicsview.h.

void RecordingStatusGraphicsView::onProcess ( )

privateslot

Called by the timer to rotate the blue circle.

Definition at line 131 of file recordingstatusgraphicsview.cpp.

void RecordingStatusGraphicsView::resizeEvent ( QResizeEvent *  event )

overrideprotected

Reimplemented resize event that will fit the SCENE_RECT into the view.

Parameters

event

: The QResizeEvent

Definition at line 91 of file recordingstatusgraphicsview.cpp.

void RecordingStatusGraphicsView::setItemVisible ( const std::vector< QGraphicsItem * > &  items, bool  visible  )

private

Function to show or hide a group of items.

Parameters

items	: The item group
visible	: Hide or show

Definition at line 125 of file recordingstatusgraphicsview.cpp.

void RecordingStatusGraphicsView::showEvent ( QShowEvent *  event )

overrideprotected

Reimplemented show event that will fit the SCENE_RECT into the view.

Parameters

event

: The QShowEvent

Definition at line 86 of file recordingstatusgraphicsview.cpp.

QSize RecordingStatusGraphicsView::sizeHint ( ) const

finaloverrideprotectedvirtual

Definition at line 81 of file recordingstatusgraphicsview.cpp.

Member Data Documentation

std::vector<QGraphicsItem* > RecordingStatusGraphicsView::mPauseItems

private

Items that are used to draw the pause state.

Definition at line 108 of file recordingstatusgraphicsview.h.

std::vector<QGraphicsItem* > RecordingStatusGraphicsView::mProgressItems

private

Items that are used to draw the analysing state.

Definition at line 111 of file recordingstatusgraphicsview.h.

QTimer RecordingStatusGraphicsView::mProgressTimer

private

Timer to shoot a onProgress() at a fixed time intervall.

Definition at line 114 of file recordingstatusgraphicsview.h.

std::vector<QGraphicsItem* > RecordingStatusGraphicsView::mRecordItems

private

Items that are used to draw the recording state.

Definition at line 105 of file recordingstatusgraphicsview.h.

QGraphicsScene RecordingStatusGraphicsView::mScene

private

The graphics scene.

Definition at line 102 of file recordingstatusgraphicsview.h.

const QRectF RecordingStatusGraphicsView::SCENE_RECT

staticprivate

The scene rect of the QGraphicsScene.

Definition at line 42 of file recordingstatusgraphicsview.h.

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

• /home/hinrichsen/Dokumente/Aktuell/EPT/Entropy-Piano-Tuner/Qt/recordingstatusgraphicsview.h
• /home/hinrichsen/Dokumente/Aktuell/EPT/Entropy-Piano-Tuner/Qt/recordingstatusgraphicsview.cpp