1 #include <stdio.h>

2 #include <stdlib.h>

3 #include <QtGui>

4 #include "ui.h"

5

6 static Volume *volume;

7

8 static MainGLView *maingl;

9

10 MainWindow::MainWindow()

11 {

12 setWindowTitle("Volume Renderer");

13

14 // OpenGL view

15 maingl = new MainGLView;

16 setCentralWidget(maingl);

17

18 // side-window

19 sidewin = new SideWindow;

20 sidewin->setAllowedAreas(Qt::LeftDockWidgetArea | Qt::RightDockWidgetArea);

21 sidewin->setFeatures(QDockWidget::DockWidgetMovable | QDockWidget::DockWidgetFloatable);

22 addDockWidget(Qt::LeftDockWidgetArea, sidewin);

23

24 // actions

25 QAction *act_open = new QAction(qApp->style()->standardIcon(QStyle::SP_DialogOpenButton), "&Open...", this);

26 act_open->setStatusTip("Open a volume dataset");

27 QObject::connect(act_open, SIGNAL(triggered()), this, SLOT(open_volume()));

28

29 QAction *act_quit = new QAction("&Quit", this);

30 act_quit->setStatusTip("Quit");

31 QObject::connect(act_quit, SIGNAL(triggered()), this, SLOT(close()));

32

33 // menus

34 QMenu *mfile = menuBar()->addMenu("&File");

35 mfile->addAction(act_open);

36 mfile->addAction(act_quit);

37

38 // toolbars

39 QToolBar *tfile = addToolBar("&File");

40 tfile->addAction(act_open);

41

42 statusBar();

43 show();

44 }

45

46 void MainWindow::open_volume()

47 {

48 QString fname = QFileDialog::getOpenFileName(this, "Open volume dataset", QString(), "Volume descriptors (*.vol)");

49 if(!fname.isNull()) {

50 Volume *vol = new Volume;

51

52 if(vol->load(qPrintable(fname))) {

53 delete volume;

54 volume = vol;

55 volray_setvolume(vol);

56 post_redisplay();

57 } else {

58 delete vol;

59 }

60 }

61 }

62

63

64 SideWindow::SideWindow()

65 {

66 QGroupBox *groupbox = new QGroupBox("Volume slice");

67 {

68 slice_view = new SliceGLView(maingl);

69

70 QCheckBox *chk_clip = new QCheckBox("clip");

71 chk_clip->setChecked(false);

72 connect(chk_clip, SIGNAL(stateChanged(int)), this, SLOT(clip_change(int)));

73

74 QSlider *zslider = new QSlider(Qt::Horizontal);

75 zslider->setRange(0, 256);

76 zslider->setValue(volray_getvalue(VOLRAY_ZCURSOR) * 256.0);

77 connect(zslider, SIGNAL(valueChanged(int)), this, SLOT(zslider_change(int)));

78

79 QVBoxLayout *vbox = new QVBoxLayout;

80 vbox->addWidget(slice_view);

81 vbox->addWidget(chk_clip);

82 vbox->addWidget(zslider);

83

84 groupbox->setLayout(vbox);

85 }

86

87 QWidget *win = new QWidget;

88 setWidget(win);

89

90 QVBoxLayout *vbox = new QVBoxLayout;

91 vbox->addWidget(groupbox);

92 vbox->addStretch();

93

94 win->setLayout(vbox);

95 }

96

97 void SideWindow::zslider_change(int val)

98 {

99 volray_setvalue(VOLRAY_ZCURSOR, (float)val / 256.0);

100 }

101

102 void SideWindow::clip_change(int checked)

103 {

104 volray_setvalue(VOLRAY_ZCLIP, checked);

105 }

106

107 void post_redisplay()

108 {

109 maingl->updateGL();

110 }