nuclear@13: #include <stdio.h>
nuclear@13: #include <stdlib.h>
nuclear@28: #include <vector>
nuclear@13: #include <QtGui>
nuclear@13: #include "ui.h"
nuclear@30: #include "ui_maingl.h"
nuclear@30: #include "ui_sliceview.h"
nuclear@30: #include "ui_xferview.h"
nuclear@30: 
nuclear@13: 
nuclear@13: static Volume *volume;
nuclear@28: std::vector<QGLWidget*> glwlist;
nuclear@26: 
nuclear@13: MainWindow::MainWindow()
nuclear@13: {
nuclear@13: 	setWindowTitle("Volume Renderer");
nuclear@13: 
nuclear@28: 	// OpenGL view (this must be initialized first)
nuclear@27: 	maingl = new MainGLView;
nuclear@26: 	setCentralWidget(maingl);
nuclear@28: 	glwlist.push_back(maingl);
nuclear@13: 
nuclear@31: 	// slice view sub-window
nuclear@14: 	sidewin = new SideWindow;
nuclear@14: 	sidewin->setAllowedAreas(Qt::LeftDockWidgetArea | Qt::RightDockWidgetArea);
nuclear@14: 	sidewin->setFeatures(QDockWidget::DockWidgetMovable | QDockWidget::DockWidgetFloatable);
nuclear@14: 	addDockWidget(Qt::LeftDockWidgetArea, sidewin);
nuclear@14: 
nuclear@31: 	// transfer function sub-window
nuclear@31: 	xferwin = new XFerWin;
nuclear@31: 	xferwin->setAllowedAreas(Qt::LeftDockWidgetArea | Qt::RightDockWidgetArea);
nuclear@31: 	xferwin->setFeatures(QDockWidget::DockWidgetMovable | QDockWidget::DockWidgetFloatable);
nuclear@31: 	addDockWidget(Qt::LeftDockWidgetArea, xferwin);
nuclear@31: 
nuclear@13: 	// actions
nuclear@13: 	QAction *act_open = new QAction(qApp->style()->standardIcon(QStyle::SP_DialogOpenButton), "&Open...", this);
nuclear@13: 	act_open->setStatusTip("Open a volume dataset");
nuclear@13: 	QObject::connect(act_open, SIGNAL(triggered()), this, SLOT(open_volume()));
nuclear@13: 
nuclear@13: 	QAction *act_quit = new QAction("&Quit", this);
nuclear@13: 	act_quit->setStatusTip("Quit");
nuclear@31: 	//act_quit->setShortcut(QKeySequence(QKeySequence::Quit));
nuclear@31: 	act_quit->setShortcut(QKeySequence(tr("Ctrl+Q", "File|Quit")));
nuclear@13: 	QObject::connect(act_quit, SIGNAL(triggered()), this, SLOT(close()));
nuclear@13: 
nuclear@13: 	// menus
nuclear@13: 	QMenu *mfile = menuBar()->addMenu("&File");
nuclear@13: 	mfile->addAction(act_open);
nuclear@13: 	mfile->addAction(act_quit);
nuclear@13: 
nuclear@13: 	// toolbars
nuclear@13: 	QToolBar *tfile = addToolBar("&File");
nuclear@13: 	tfile->addAction(act_open);
nuclear@13: 
nuclear@13: 	statusBar();
nuclear@13: 	show();
nuclear@13: }
nuclear@13: 
nuclear@13: void MainWindow::open_volume()
nuclear@13: {
nuclear@13: 	QString fname = QFileDialog::getOpenFileName(this, "Open volume dataset", QString(), "Volume descriptors (*.vol)");
nuclear@13: 	if(!fname.isNull()) {
nuclear@13: 		Volume *vol = new Volume;
nuclear@13: 
nuclear@13: 		if(vol->load(qPrintable(fname))) {
nuclear@13: 			delete volume;
nuclear@13: 			volume = vol;
nuclear@13: 			volray_setvolume(vol);
nuclear@13: 			post_redisplay();
nuclear@13: 		} else {
nuclear@13: 			delete vol;
nuclear@13: 		}
nuclear@13: 	}
nuclear@13: }
nuclear@13: 
nuclear@14: 
nuclear@14: SideWindow::SideWindow()
nuclear@14: {
nuclear@30: 	QGroupBox *group_slice = new QGroupBox("Volume slice");
nuclear@22: 	{
nuclear@28: 		slice_view = new SliceGLView(glwlist[0]);
nuclear@28: 		glwlist.push_back(slice_view);
nuclear@26: 
nuclear@22: 		QCheckBox *chk_clip = new QCheckBox("clip");
nuclear@30: 		chk_clip->setStatusTip("Enable clipping at the current slice");
nuclear@22: 		chk_clip->setChecked(false);
nuclear@22: 		connect(chk_clip, SIGNAL(stateChanged(int)), this, SLOT(clip_change(int)));
nuclear@21: 
nuclear@22: 		QSlider *zslider = new QSlider(Qt::Horizontal);
nuclear@30: 		zslider->setStatusTip("Change current Z slice");
nuclear@22: 		zslider->setRange(0, 256);
nuclear@29: 		zslider->setValue(volray_getvalue(VolRayOpt::ZCURSOR) * 256.0);
nuclear@22: 		connect(zslider, SIGNAL(valueChanged(int)), this, SLOT(zslider_change(int)));
nuclear@22: 
nuclear@22: 		QVBoxLayout *vbox = new QVBoxLayout;
nuclear@26: 		vbox->addWidget(slice_view);
nuclear@22: 		vbox->addWidget(chk_clip);
nuclear@22: 		vbox->addWidget(zslider);
nuclear@22: 
nuclear@30: 		group_slice->setLayout(vbox);
nuclear@30: 	}
nuclear@30: 
nuclear@31: 	QWidget *win = new QWidget;
nuclear@31: 	setWidget(win);
nuclear@31: 
nuclear@31: 	QVBoxLayout *vbox = new QVBoxLayout;
nuclear@31: 	vbox->addWidget(group_slice);
nuclear@31: 	vbox->addStretch();
nuclear@31: 
nuclear@31: 	win->setLayout(vbox);
nuclear@31: }
nuclear@31: 
nuclear@31: void SideWindow::zslider_change(int val)
nuclear@31: {
nuclear@31: 	volray_setvalue(VolRayOpt::ZCURSOR, (float)val / 256.0);
nuclear@31: }
nuclear@31: 
nuclear@31: void SideWindow::clip_change(int checked)
nuclear@31: {
nuclear@31: 	volray_setvalue(VolRayOpt::ZCLIP, checked);
nuclear@31: }
nuclear@31: 
nuclear@31: 
nuclear@31: XFerWin::XFerWin()
nuclear@31: {
nuclear@30: 	QGroupBox *group_xfer = new QGroupBox("Transfer function");
nuclear@30: 	{
nuclear@30: 		XFerGLView *xfer_view = new XFerGLView(glwlist[0]);
nuclear@30: 		glwlist.push_back(xfer_view);
nuclear@30: 
nuclear@30: 		QVBoxLayout *vbox = new QVBoxLayout;
nuclear@30: 		vbox->addWidget(xfer_view);
nuclear@30: 
nuclear@30: 		group_xfer->setLayout(vbox);
nuclear@22: 	}
nuclear@21: 
nuclear@21: 	QWidget *win = new QWidget;
nuclear@21: 	setWidget(win);
nuclear@22: 
nuclear@22: 	QVBoxLayout *vbox = new QVBoxLayout;
nuclear@30: 	vbox->addWidget(group_xfer);
nuclear@22: 	vbox->addStretch();
nuclear@22: 
nuclear@21: 	win->setLayout(vbox);
nuclear@21: }
nuclear@21: 
nuclear@28: 
nuclear@13: void post_redisplay()
nuclear@13: {
nuclear@28: 	for(auto glw : glwlist) {
nuclear@28: 		glw->updateGL();
nuclear@28: 	}
nuclear@13: }