qvolray

view src/ui.cc @ 34:e7c006b774ed

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author John Tsiombikas <nuclear@member.fsf.org>
date Sun, 15 Apr 2012 00:11:38 +0300
parents 7e5a2dd9bca6
children
line source
1 #include <stdio.h>
2 #include <stdlib.h>
3 #include <vector>
4 #include <QtGui>
5 #include "ui.h"
6 #include "ui_maingl.h"
7 #include "ui_sliceview.h"
8 #include "ui_xferview.h"
9
10
11 static Volume *volume;
12 std::vector<QGLWidget*> glwlist;
13
14 MainWindow::MainWindow()
15 {
16 setWindowTitle("Volume Renderer");
17 #ifdef __APPLE__
18 setWindowIcon(QIcon("data/icons/icon-crap.icns"));
19 #endif
20
21 // OpenGL view (this must be initialized first)
22 maingl = new MainGLView;
23 setCentralWidget(maingl);
24 glwlist.push_back(maingl);
25
26 // slice view sub-window
27 sidewin = new SideWindow;
28 sidewin->setAllowedAreas(Qt::LeftDockWidgetArea | Qt::RightDockWidgetArea);
29 sidewin->setFeatures(QDockWidget::DockWidgetMovable | QDockWidget::DockWidgetFloatable);
30 addDockWidget(Qt::LeftDockWidgetArea, sidewin);
31
32 // transfer function sub-window
33 xferwin = new XFerWin;
34 xferwin->setAllowedAreas(Qt::LeftDockWidgetArea | Qt::RightDockWidgetArea);
35 xferwin->setFeatures(QDockWidget::DockWidgetMovable | QDockWidget::DockWidgetFloatable);
36 addDockWidget(Qt::LeftDockWidgetArea, xferwin);
37
38 // actions
39 QAction *act_open = new QAction(qApp->style()->standardIcon(QStyle::SP_DialogOpenButton), "&Open...", this);
40 act_open->setStatusTip("Open a volume dataset");
41 act_open->setShortcut(QKeySequence::Open);
42 QObject::connect(act_open, SIGNAL(triggered()), this, SLOT(open_volume()));
43
44 QAction *act_quit = new QAction(qApp->style()->standardIcon(QStyle::SP_DialogCloseButton), "&Quit", this);
45 act_quit->setStatusTip("Exit program");
46 //act_quit->setShortcut(QKeySequence::Quit);
47 act_quit->setShortcut(QKeySequence(tr("Ctrl+Q", "File|Quit")));
48 QObject::connect(act_quit, SIGNAL(triggered()), this, SLOT(close()));
49
50 // menus
51 QMenu *mfile = menuBar()->addMenu("&File");
52 mfile->addAction(act_open);
53 mfile->addAction(act_quit);
54
55 // toolbars
56 QToolBar *tfile = addToolBar("&File");
57 tfile->addAction(act_open);
58
59 statusBar();
60 show();
61 }
62
63 void MainWindow::open_volume()
64 {
65 QString fname = QFileDialog::getOpenFileName(this, "Open volume dataset", QString(), "Volume descriptors (*.vol)");
66 if(!fname.isNull()) {
67 Volume *vol = new Volume;
68
69 if(vol->load(qPrintable(fname))) {
70 delete volume;
71 volume = vol;
72 volray_setvolume(vol);
73 post_redisplay();
74 } else {
75 delete vol;
76 }
77 }
78 }
79
80
81 SideWindow::SideWindow()
82 {
83 QGroupBox *group_slice = new QGroupBox("Volume slice");
84 {
85 slice_view = new SliceGLView(glwlist[0]);
86 glwlist.push_back(slice_view);
87
88 QCheckBox *chk_clip = new QCheckBox("clip");
89 chk_clip->setStatusTip("Enable clipping at the current slice");
90 chk_clip->setChecked(false);
91 connect(chk_clip, SIGNAL(stateChanged(int)), this, SLOT(clip_change(int)));
92
93 QSlider *zslider = new QSlider(Qt::Horizontal);
94 zslider->setStatusTip("Change current Z slice");
95 zslider->setRange(0, 256);
96 zslider->setValue(volray_getvalue(VolRayOpt::ZCURSOR) * 256.0);
97 connect(zslider, SIGNAL(valueChanged(int)), this, SLOT(zslider_change(int)));
98
99 QVBoxLayout *vbox = new QVBoxLayout;
100 vbox->addWidget(slice_view);
101 vbox->addWidget(chk_clip);
102 vbox->addWidget(zslider);
103
104 group_slice->setLayout(vbox);
105 }
106
107 QWidget *win = new QWidget;
108 setWidget(win);
109
110 QVBoxLayout *vbox = new QVBoxLayout;
111 vbox->addWidget(group_slice);
112 vbox->addStretch();
113
114 win->setLayout(vbox);
115 }
116
117 void SideWindow::zslider_change(int val)
118 {
119 volray_setvalue(VolRayOpt::ZCURSOR, (float)val / 256.0);
120 }
121
122 void SideWindow::clip_change(int checked)
123 {
124 volray_setvalue(VolRayOpt::ZCLIP, checked);
125 }
126
127
128 XFerWin::XFerWin()
129 {
130 QGroupBox *group_xfer = new QGroupBox("Transfer function");
131 {
132 XFerGLView *xfer_view = new XFerGLView(glwlist[0]);
133 glwlist.push_back(xfer_view);
134
135 QVBoxLayout *vbox = new QVBoxLayout;
136 vbox->addWidget(xfer_view);
137
138 group_xfer->setLayout(vbox);
139 }
140
141 QWidget *win = new QWidget;
142 setWidget(win);
143
144 QVBoxLayout *vbox = new QVBoxLayout;
145 vbox->addWidget(group_xfer);
146 vbox->addStretch();
147
148 win->setLayout(vbox);
149 }
150
151
152 void post_redisplay()
153 {
154 for(auto glw : glwlist) {
155 glw->updateGL();
156 }
157 }