jafar::qdisplay::Viewer Class Reference

This is the viewer, you can add ImageView to display on it, or overlay using Shape. More...

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Detailed Description

This is the viewer, you can add ImageView to display on it, or overlay using Shape.

Definition at line 33 of file Viewer.hpp.

#include <Viewer.hpp>

List of all members.

Public Slots
void	exportView ()
Signals
void	onKeyPress (QKeyEvent *event)
void	onMouseClick (QGraphicsSceneMouseEvent *mouseEvent, bool isClick)
void	onMouseMove (QGraphicsSceneMouseEvent *mouseEvent)
Public Member Functions
	Viewer (int mosaicWidth=0, int mosaicHeight=0, QGraphicsScene *scene=0)
	Create a new viewer.
void	setBackgroundColor (int R, int G, int B)
QGraphicsScene *	scene ()
ImageView *	imageItem (int row=0, int col=0)
void	setImageView (ImageView *ii, int row=0, int col=0)
int	rows ()
int	cols ()
void	addShape (qdisplay::Shape *si)
void	splitVertical ()
void	splitHorizontal ()
void	addLine (qdisplay::Line *li)
void	addPolyLine (qdisplay::PolyLine *pl)
bool	isVisible ()
void	scaleView (qreal scaleFactor)
	Scale the view.
void	setWindowSize (int width, int height)
	Set the window size parameters.
void	close ()
	Close the view.
void	setTitle (const std::string &_title)
void	setTitleWithMouseCoordinates (double x, double y)
std::string const &	getTitle ()
void	setStatusMessage (QString &infoString, int timeout=0)
	Set the status message appearing in the status bar.
void	setStatusMessage (const char *infoString, int timeout=0)
	Overloading of function setStatusMessage(QString&, int)
void	exportView (const std::string &fileName)
	Export the view to the given file name.
Protected Member Functions
virtual void	contextMenuEvent (QContextMenuEvent *event)
virtual void	keyPressEvent (QKeyEvent *event)
virtual void	wheelEvent (QWheelEvent *event)
virtual void	resizeEvent (QResizeEvent *event)
virtual void	mouseReleaseEvent (QMouseEvent *event)
virtual void	mouseMoveEvent (QMouseEvent *event)
Private Member Functions
void	createCursor ()
	Draw the custom cursor crossCursor by build our own QPixmap and adjusting the perfect hostpot for precise pointing.
Private Attributes
QGraphicsScene *	m_scene
QMap< int, QMap< int, ImageView * > >	m_imageMosaic
int	m_mosaicWidth
int	m_mosaicHeight
int	m_windowWidth
int	m_windowHeight
double	m_currentZ
QAction *	m_exportView
std::string	title
QCursor *	crossCursor
	This cursor is a custom cursor created in the Viewer constructor to provide a precise cross cursor similar to the crossHair cursor without double bars.
QStatusBar *	statusBar
	Status bar to display information statusBar->showMessage( QString)
QStatusBar *	statusBarShadow
Friends
class	MouseGraphicsScene

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Constructor & Destructor Documentation

jafar::qdisplay::Viewer::Viewer	(	int	mosaicWidth = 0,
		int	mosaicHeight = 0,
		QGraphicsScene *	scene = 0
	)

Create a new viewer.

Parameters:

mosaicWidth	the width of one cell of the mosaic
mosaicHeight	the height of one cell of the mosaic

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Member Function Documentation

void jafar::qdisplay::Viewer::addLine

(

qdisplay::Line *

li

)

Parameters:

si	a Line to display on the scene.

void jafar::qdisplay::Viewer::addShape

(

qdisplay::Shape *

si

)

Parameters:

si	a Shape to display on the scene.

ImageView* jafar::qdisplay::Viewer::imageItem	(	int	row = 0,
		int	col = 0
	)		[inline]

Returns:

the image item of cell (row,col)

Parameters:

row	row number
col	column number

Definition at line 51 of file Viewer.hpp.

void jafar::qdisplay::Viewer::scaleView

(

qreal

scaleFactor

)

Scale the view.

Parameters:

scaleFactor

the scale factor to appply to the view

void jafar::qdisplay::Viewer::setImageView	(	ImageView *	ii,
		int	row = 0,
		int	col = 0
	)

Parameters:

ii	an ImageView to display on the scene.
row	the number of the row in the mosaic
col	the number of the column in the mosaic

void jafar::qdisplay::Viewer::setStatusMessage	(	QString &	infoString,
		int	timeout = 0
	)

Set the status message appearing in the status bar.

Shadow text will also be set.

Parameters:

infoString	QString(const char*) object. String object to display
timeout	Milliseconds before the message disappears (same effect as statusBar->clearMessage())

void jafar::qdisplay::Viewer::setStatusMessage	(	const char *	infoString,
		int	timeout = 0
	)

Overloading of function setStatusMessage(QString&, int)

Parameters:

infoString	String to display
timeout	Milliseconds before the message disappears (same effect as statusBar->clearMessage())

void jafar::qdisplay::Viewer::setWindowSize	(	int	width,
		int	height
	)

Set the window size parameters.

Parameters:

width	width of window
height	height of window

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Member Data Documentation

QStatusBar* jafar::qdisplay::Viewer::statusBar [private]

Status bar to display information statusBar->showMessage( QString)

See also:

setStatusMessage

Definition at line 155 of file Viewer.hpp.

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

• modules/qdisplay/include/qdisplay/Viewer.hpp