Timeline Class Reference

Draw a time line with cursor, hover and marker set. More...

Inheritance diagram for Timeline:

Signals
void	valueChanged (int value)

Public Member Functions
	Timeline (QWidget *parent=nullptr)
void	setValue (const int index)
	Set the left cursor (left click cursor) at a given value. More...
void	setCursorValue (const int index)
	Set the cursor at a given value. More...
void	setMaximum (const int max)
	Set the maximum value. More...
void	setMinimum (const int min)
	Set the minimum value, currently forced to zero. More...
int	value ()
	Return the last left value.
int	currentValue ()
	Return the current value.
void	togglePlay ()
	Start/Stop the autoplay of the replay.

Public Attributes
int	isAutoplay

Private Member Functions
void	setLayout (const int width, const int imageNumber)
	Set the layout of the timeline. More...
void	resizeEvent (QResizeEvent *event)
	Handle the widget redrawing when resized. More...
bool	eventFilter (QObject *target, QEvent *event)
	Handle the pointer event, click and hover. More...
void	drawMarker (const int index)
	Draw a line marker at a given index. More...
void	clearMarker (const int index)
	Delete a line marker at a given index. More...
void	update (const int index)
	Redraw the widget keeping markers and cursors. More...

Private Attributes
Ui::Timeline *	ui
int	m_imageNumber
int	m_imageMin
int	m_width
int	m_offset
int	m_currentIndex
int	m_currentIndexLeft
int	m_scale
QTimer *	timer
QGraphicsScene *	timelineScene
QGraphicsLineItem *	cursor
QGraphicsLineItem *	cursorLeft
QGraphicsSimpleTextItem *	indexNumber
QList< int >	markers

Detailed Description

Draw a time line with cursor, hover and marker set.

Author

Benjamin Gallois

Version

Revision

5.0

Contact: benja.nosp@m.min..nosp@m.gallo.nosp@m.is@f.nosp@m.asttr.nosp@m.ack..nosp@m.sh

Member Function Documentation

clearMarker()

void Timeline::clearMarker ( const int  index )

private

Delete a line marker at a given index.

Parameters

[in]

index

Index.

drawMarker()

void Timeline::drawMarker ( const int  index )

private

Draw a line marker at a given index.

Parameters

[in]

index

Index.

eventFilter()

bool Timeline::eventFilter ( QObject *  target, QEvent *  event  )

private

Handle the pointer event, click and hover.

Parameters

[in]	*target	Pointer to the target widget.
[in]	*event	Pointer to the event.

resizeEvent()

void Timeline::resizeEvent ( QResizeEvent *  event )

private

Handle the widget redrawing when resized.

Parameters

[in]

*event

Pointer to the event.

setCursorValue()

void Timeline::setCursorValue

(

const int

index

)

Set the cursor at a given value.

Parameters

[in]

index

Index.

setLayout()

void Timeline::setLayout ( const int  width, const int  imageNumber  )

private

Set the layout of the timeline.

Parameters

[in]	width	The width of the widget.
[in]	imageNumber	The number of images.

setMaximum()

void Timeline::setMaximum

(

const int

max

)

Set the maximum value.

Parameters

[in]

max

Maximum value.

setMinimum()

void Timeline::setMinimum

(

const int

min

)

Set the minimum value, currently forced to zero.

Parameters

[in]

max

minimum value.

setValue()

void Timeline::setValue

(

const int

index

)

Set the left cursor (left click cursor) at a given value.

Parameters

[in]

index

Index.

update()

void Timeline::update ( const int  index )

private

Redraw the widget keeping markers and cursors.

Parameters

[in]

index

Index.

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

• src/timeline.h
• src/timeline.cpp