RefImgWidget Class Reference

class for drawing reference image in 2D coordination More...

#include <refimagewidget.h>

List of all members.

Signals
void	setMousePoint (int mousePoint)
	set pointed image index
Public Member Functions
	RefImgWidget (QWidget *parent=0)
	The Constructor.
	~RefImgWidget ()
	The deconstructor.
void	updateFile (FileReader *fd)
	update file read
void	setDrawAble (bool status)
	set drawable or not
void	setPointWidget (Point3dWidget *pw)
	set 3d point widget
Public Attributes
FileReader *	fileReader
	reference to file reader
Protected Member Functions
void	initializeGL ()
	initialize GL
void	paintGL ()
	paint GL
void	resizeGL (int width, int height)
	resize GL
void	mouseMoveEvent (QMouseEvent *event)
	mouse move event
void	keyPressEvent (QKeyEvent *e)
	keyboard press event

---

Detailed Description

class for drawing reference image in 2D coordination

Definition at line 50 of file refimagewidget.h.

---

Constructor & Destructor Documentation

RefImgWidget::RefImgWidget (  QWidget *  parent = 0  )

The Constructor. Definition at line 50 of file refimagewidget.cpp. : QGLWidget(parent) { drawAble = false; setMouseTracking(true); mainWindow = qobject_cast<QMainWindow *>(parentWidget()); mainWindow->setWindowTitle("Reference Image"); mainWindow->statusBar()->showMessage("Reference Image"); mainWindow->statusBar()->setFixedHeight(20); setFocusPolicy(Qt::StrongFocus); }

RefImgWidget::~RefImgWidget (   )

The deconstructor. Definition at line 65 of file refimagewidget.cpp. { makeCurrent(); }

---

Member Function Documentation

void RefImgWidget::initializeGL (   )  [protected]

initialize GL Parameters: void  Returns: void Definition at line 140 of file refimagewidget.cpp. { glClearColor (0.0, 0.0, 0.0, 0.0); glShadeModel(GL_FLAT); glPixelStorei(GL_UNPACK_ALIGNMENT, 1); }

void RefImgWidget::keyPressEvent (  QKeyEvent *  e  )  [protected]

keyboard press event Parameters: QKeyEvent  *e Returns: void Definition at line 234 of file refimagewidget.cpp. { switch ( e->key() ) { default: break; } }

void RefImgWidget::mouseMoveEvent (  QMouseEvent *  e  )  [protected]

mouse move event Parameters: QMouseEvent  *e Returns: void Definition at line 75 of file refimagewidget.cpp. { if( drawAble ){ int r = getColor(e->x(), e->y(), 0); int g = getColor(e->x(), e->y(), 1); int b = getColor(e->x(), e->y(), 2); float x = getCoord(e->x(), e->y(), 0); float y = getCoord(e->x(), e->y(), 1); float z = getCoord(e->x(), e->y(), 2); QString xSt, ySt, zSt; xSt.sprintf("%2.2f", x); ySt.sprintf("%2.2f", y); zSt.sprintf("%2.2f", z); if( r != -1 && g != -1 && b != -1 && e->x() >=0 && e->y() >= 0) if( x == -10 || y == -10 || z == -10) mainWindow->statusBar()->showMessage(QString("2D(%1,%2)Color(%3,%4,%5)").arg(e->x()).arg(e->y()).arg(r).arg(g).arg(b)); else mainWindow->statusBar()->showMessage(QString("2D(%1,%2)Color(%3,%4,%5)3D(%6,%7,%8)").arg(e->x()).arg(e->y()).arg(r).arg(g).arg(b).arg(xSt).arg(ySt).arg(zSt)); } }

void RefImgWidget::paintGL (   )  [protected]

paint GL Parameters: void  Returns: void Definition at line 152 of file refimagewidget.cpp. References fileReader, FileReader::getNCol(), FileReader::getNRow(), and FileReader::imagePixels. { makeCurrent(); glClear(GL_COLOR_BUFFER_BIT); if(drawAble){ int height = fileReader->getNRow(); int width = fileReader->getNCol(); if( windowHeight - height < 0 ){ glViewport(0, windowHeight - height , (GLsizei) windowHeight, (GLsizei) windowWidth); glRasterPos2i (0, 0); }else glRasterPos2i (0, windowHeight-height ); // byte array for storing 2d image pixels GLubyte pixels[height][width][3]; for(int i = 0; i < height; i ++) for(int j = 0; j < width; j ++) for( int k = 0; k < 3; k ++ ) pixels[i][j][k] = fileReader->imagePixels[height-i][j][k]; glDrawPixels(width, height, GL_RGB, GL_UNSIGNED_BYTE, pixels); } adjustSize(); glFlush (); }

void RefImgWidget::resizeGL (  int  w, int  h )  [protected]

resize GL Parameters: void  Returns: void Definition at line 215 of file refimagewidget.cpp. { glViewport(0, 0, (GLsizei) w, (GLsizei) h); windowHeight = h; windowWidth = w; myHeight = (GLint) h; glMatrixMode(GL_PROJECTION); glLoadIdentity(); gluOrtho2D(0.0, (GLdouble) w, 0.0, (GLdouble) h); glMatrixMode(GL_MODELVIEW); glLoadIdentity(); }

void RefImgWidget::setDrawAble (  bool  status  )

set drawable or not Parameters: bool  status Returns: void Definition at line 196 of file refimagewidget.cpp. Referenced by updateFile(). { drawAble = status; }

void RefImgWidget::setMousePoint (  int  mousePoint  )  [signal]

set pointed image index Referenced by setPointWidget().

void RefImgWidget::setPointWidget (  Point3dWidget *  pw  )

set 3d point widget Parameters: Point3dWidget  *pw Returns: void Definition at line 205 of file refimagewidget.cpp. References setMousePoint(). Referenced by MainWidget::MainWidget(). { point3dWidget = pw; connect(this, SIGNAL(setMousePoint(int)), point3dWidget, SLOT(setMousePoint(int))); }

void RefImgWidget::updateFile (  FileReader *  fd  )

update file read Parameters: FileReader  *fd Returns: void Definition at line 185 of file refimagewidget.cpp. References fileReader, and setDrawAble(). Referenced by MainWidget::openFile(). { fileReader = fd; setDrawAble(true); updateGL(); }

---

Member Data Documentation

FileReader* RefImgWidget::fileReader

reference to file reader Definition at line 57 of file refimagewidget.h. Referenced by paintGL(), and updateFile().

---

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

• refimagewidget.h
• refimagewidget.cpp

---