void DistViewGUI::initSignals(QObject *dvctrl)
{
// signals from DistviewController
connect(dvctrl, SIGNAL(pixelOverlayInvalid()),
vp, SLOT(removePixelOverlay()));
connect(dvctrl, SIGNAL(toggleLabeled(bool)),
vp, SLOT(toggleLabeled(bool)));
connect(dvctrl, SIGNAL(toggleUnlabeled(bool)),
vp, SLOT(toggleUnlabeled(bool)));
connect(dvctrl, SIGNAL(labelSelected(int)),
vp, SLOT(toggleLabelHighlight(int)));
// signals to controller
connect(this, SIGNAL(requestBinCount(representation::t, int)),
dvctrl, SLOT(changeBinCount(representation::t, int)));
// viewport action
connect(vp, SIGNAL(activated(representation::t)),
dvctrl, SLOT(setActiveViewer(representation::t)));
connect(vp, SIGNAL(activated(representation::t)),
this, SIGNAL(activated()));
connect(vp, SIGNAL(bandSelected(int)),
dvctrl, SLOT(propagateBandSelection(int)));
connect(vp, SIGNAL(requestOverlay(int,int)),
dvctrl, SLOT(drawOverlay(int,int)));
connect(vp, SIGNAL(requestOverlay(std::vector<std::pair<int,int> >,int)),
dvctrl, SLOT(drawOverlay(std::vector<std::pair<int,int> >,int)));
connect(vp, SIGNAL(addSelectionRequested()),
dvctrl, SLOT(addHighlightToLabel()));
connect(vp, SIGNAL(remSelectionRequested()),
dvctrl, SLOT(remHighlightFromLabel()));
// illumination correction
connect(this, SIGNAL(newIlluminantCurve(QVector<multi_img::Value>)),
vp, SLOT(changeIlluminantCurve(QVector<multi_img::Value>)));
connect(this, SIGNAL(toggleIlluminationShown(bool)),
vp, SLOT(setIlluminationCurveShown(bool)));
connect(this, SIGNAL(newIlluminantApplied(QVector<multi_img::Value>)),
vp, SLOT(setAppliedIlluminant(QVector<multi_img::Value>)));
}
Controller::Controller(const QString &filename,
bool limited_mode,
const QString &labelfile,
QObject *parent)
: QObject(parent),
// initialize all pointers so we don't access them too early w/o notice
im(nullptr), lm(nullptr), fm(nullptr), illumm(nullptr),
gsm(nullptr),
#ifdef WITH_SEG_MEANSHIFT
cm(nullptr),
#endif
dvc(nullptr),
queuethread(nullptr),
subs(new Subscriptions)
{
// reset internal ROI state tracking
resetROISpawned();
// start background task queue thread
connect(&queue, SIGNAL(exception(std::exception_ptr, bool)),
GerbilApplication::instance(),
SLOT(handle_exception(std::exception_ptr,bool)),
Qt::BlockingQueuedConnection);
startQueue();
im = new ImageModel(queue, limited_mode, this);
// load image
cv::Rect dimensions = im->loadImage(filename);
imgSize = cv::Size(dimensions.width, dimensions.height);
// create gui (perform initUI before connecting signals!)
window = new MainWindow();
window->initUI(filename);
// initialize models
initImage();
fm = new FalseColorModel();
initFalseColor(); // depends on ImageModel / initImage()
// The order of connection is crucial for fm and Controller.
// fm needs to get the signal first. Otherwise it will
// hand out invalid cached data.
connect(im, SIGNAL(imageUpdate(representation::t,SharedMultiImgPtr,bool)),
fm, SLOT(processImageUpdate(representation::t,SharedMultiImgPtr,bool)));
connect(im, SIGNAL(imageUpdate(representation::t,SharedMultiImgPtr,bool)),
this, SLOT(processImageUpdate(representation::t,SharedMultiImgPtr,bool)));
lm = new LabelingModel(this);
initLabeling(dimensions);
illumm = new IllumModel(&queue, this);
initIlluminant();
gsm = new GraphSegmentationModel(&queue, this);
initGraphSegmentation(); // depends on ImageModel / initImage()
#ifdef WITH_SEG_MEANSHIFT
cm = new ClusteringModel(this);
#endif /* WITH_SEG_MEANSHIFT */
// initialize sub-controllers (after initializing the models...)
dvc = new DistViewController(this, &queue, im);
dvc->init();
// init dock widgets
initDocks();
// connect slots/signals
window->initSignals(this, dvc);
/* TODO: better place. But do not use init model functions:
* dvc are created after these are called
*/
connect(dvc, SIGNAL(requestOverlay(cv::Mat1b)),
this, SIGNAL(requestOverlay(cv::Mat1b)));
connect(lm,
SIGNAL(newLabeling(const cv::Mat1s&, const QVector<QColor>&, bool)),
dvc, SLOT(updateLabels(cv::Mat1s,QVector<QColor>,bool)));
connect(lm, SIGNAL(partialLabelUpdate(const cv::Mat1s&,const cv::Mat1b&)),
dvc, SLOT(updateLabelsPartially(const cv::Mat1s&,const cv::Mat1b&)));
connect(dvc, SIGNAL(alterLabelRequested(short,cv::Mat1b,bool)),
lm, SLOT(alterLabel(short,cv::Mat1b,bool)));
connect(illumm, SIGNAL(newIlluminantCurve(QVector<multi_img::Value>)),
dvc, SIGNAL(newIlluminantCurve(QVector<multi_img::Value>)));
connect(illumm, SIGNAL(newIlluminantApplied(QVector<multi_img::Value>)),
dvc, SIGNAL(newIlluminantApplied(QVector<multi_img::Value>)));
#ifdef WITH_SEG_MEANSHIFT
connect(cm, SIGNAL(subscribeRepresentation(QObject*,representation::t)),
this, SLOT(subscribeRepresentation(QObject*,representation::t)));
connect(cm, SIGNAL(unsubscribeRepresentation(QObject*,representation::t)),
this, SLOT(unsubscribeRepresentation(QObject*,representation::t)));
connect(im, SIGNAL(imageUpdate(representation::t,SharedMultiImgPtr,bool)),
cm, SLOT(processImageUpdate(representation::t,SharedMultiImgPtr,bool)));
#endif
connect(this, SIGNAL(preROISpawn(cv::Rect,cv::Rect,std::vector<cv::Rect>,std::vector<cv::Rect>,bool)),
dvc, SLOT(processPreROISpawn(cv::Rect,cv::Rect,std::vector<cv::Rect>,std::vector<cv::Rect>,bool)));
connect(this, SIGNAL(postROISpawn(cv::Rect,cv::Rect,std::vector<cv::Rect>,std::vector<cv::Rect>,bool)),
dvc, SLOT(processPostROISpawn(cv::Rect,cv::Rect,std::vector<cv::Rect>,std::vector<cv::Rect>,bool)));
/* start with initial label or provided labeling
* Do this after all signals are connected, and before initial ROI spawn!
*/
if (labelfile.isEmpty()) {
lm->addLabel();
} else {
lm->loadLabeling(labelfile);
}
/* Initial ROI images spawning. Do it before showing the window but after
* all signals were connected! */
//GGDBGM("dimensions " << dimensions << endl);
roi = dimensions; // initial ROI is image size, except:
if (roi.area() > 262144) {
// image is bigger than 512x512, start with a smaller ROI in center
roi.width = std::min(roi.width, 512);
roi.height = std::min(roi.height, 512);
roi.x = 0.5*(dimensions.width - roi.width);
roi.y = 0.5*(dimensions.height - roi.height);
}
GGDBGM("roi " << roi << endl);
spawnROI();
// The IMG representation must always be subscribed. Otherwise all the logic
// in ImageModel fails. So we subscribe the Controller forever.
subscribeRepresentation(this, representation::IMG);
GGDBGM("init distview subscriptions" << endl);
dvc->initSubscriptions();
GGDBGM("init done, showing mainwindow" << endl);
// we're done! show window
window->show();
}