StitcherView::StitcherView(QWidget * parent)
:ImageView(parent)
{
imageViewPanel()->showSaveButton(true);
setRenderHints(QPainter::Antialiasing);
/* QGraphicsLineItem * centerVerticalIndicator = new QGraphicsLineItem(0,-100000,0,100000);
QGraphicsLineItem * centerHorizontalIndicator = new QGraphicsLineItem(-100000,0,100000,0);
centerVerticalIndicator->setZValue(11);
centerHorizontalIndicator->setZValue(11);
graphicsScene->addItem(centerVerticalIndicator);
graphicsScene->addItem(centerHorizontalIndicator);
QPen pen = centerHorizontalIndicator->pen();
pen.setColor(Qt::white);
pen.setStyle(Qt::SolidLine);
centerHorizontalIndicator->setPen(pen);
centerVerticalIndicator->setPen(pen);*/
/* Solid background */
setBackgroundBrush(QColor("#26466D"));
_showIdentifiers = true;
setBackgroundDraggable(false);
QGraphicsLineItem * centerVerticalIndicator = new QGraphicsLineItem(0,-100,0,100);
QGraphicsLineItem * centerHorizontalIndicator = new QGraphicsLineItem(-100,0,100,0);
centerVerticalIndicator->setZValue(11);
centerHorizontalIndicator->setZValue(11);
graphicsScene->addItem(centerVerticalIndicator);
graphicsScene->addItem(centerHorizontalIndicator);
QPen pen = centerHorizontalIndicator->pen();
pen.setColor(Qt::white);
pen.setStyle(Qt::SolidLine);
centerHorizontalIndicator->setPen(pen);
centerVerticalIndicator->setPen(pen);
}
void StitcherView::drawConstraintFit(geometrically_constrained_system *gc){
for(int i = 0;i<gc->n_constraints;i++){
GeometryConstraintType type = gc->constraints[i].type;
double fit = gc->constraints[i].best_fit;
if(type == RadialLineConstraint){
qreal x1,x2,y1,y2;
qreal scale = 10000;
x1 = cos(fit)*scale;
y1 = sin(fit)*scale;
x2 = -x1;
y2 = -y1;
QGraphicsLineItem * item = new QGraphicsLineItem(x1,y1,x2,y2);
QPen p = item->pen();
p.setStyle(Qt::DashLine);
QVector<qreal> dashes;
dashes << 25 << 15;
p.setDashPattern(dashes);
p.setColor(Qt::white);
item->setPen(p);
item->setZValue(10000);
scene()->addItem(item);
constraintFit.append(item);
}else if(type == CircleConstraint){
double radius = fit;
QGraphicsEllipseItem * item = new QGraphicsEllipseItem(-radius,-radius,2*radius,2*radius);
QPen p = item->pen();
p.setStyle(Qt::DashLine);
QVector<qreal> dashes;
dashes << 25 << 15;
p.setDashPattern(dashes);
p.setColor(Qt::white);
item->setPen(p);
item->setZValue(10000);
scene()->addItem(item);
constraintFit.append(item);
}
sp_vector ** cp_g = control_point_list_to_global(gc->constraints[i].points,gc->constraints[i].n_points);
QColor color = QColor::fromHsvF(1.0/3+(double)i/gc->n_constraints,1,1,1);
for(int j = 0;j<gc->constraints[i].n_points;j++){
QGraphicsEllipseItem * point = new QGraphicsEllipseItem(-4,-4,8,8);
point->setZValue(10001);
point->setPos(sp_vector_get(cp_g[j],0),sp_vector_get(cp_g[j],1));
point->setPen(QPen(color, 2));
point->setFlags(point->flags() | QGraphicsItem::ItemIgnoresTransformations);
scene()->addItem(point);
constraintFit.append(point);
}
}
}
void StitcherView::mouseReleaseEvent( QMouseEvent * event){
ImageView::mouseReleaseEvent(event);
if(mode == Line && event->button() & Qt::LeftButton){
setMode(Default);
QGraphicsLineItem * line = new QGraphicsLineItem(QLineF(mapToScene(lineOrigin),mapToScene(lineEnd)));
line->setData(0,QString("Helper"));
line->setZValue(11);
QPen pen = line->pen();
pen.setColor(Qt::white);
pen.setStyle(Qt::SolidLine);
line->setPen(pen);
graphicsScene->addItem(line);
}else if(mode == Circle && event->button() & Qt::LeftButton){
setMode(Default);
QPointF lineOriginF = mapToScene(lineOrigin);
QPointF lineEndF = mapToScene(lineEnd);
QPointF circleCenter = (lineOriginF+lineEndF)/2;
qreal circleRadius = sqrt((lineOriginF-lineEndF).x()* (lineOriginF-lineEndF).x()+
(lineOriginF-lineEndF).y()* (lineOriginF-lineEndF).y())/2;
if(QApplication::keyboardModifiers() & Qt::ShiftModifier){
circleCenter = mapFromScene(QPointF(0,0));
circleRadius = sqrt((circleCenter-lineEnd).x()* (circleCenter-lineEnd).x()+
(circleCenter-lineEnd).y()* (circleCenter-lineEnd).y());
circleCenter = QPointF(0,0);
}
QGraphicsEllipseItem * circle = new QGraphicsEllipseItem(QRect(circleCenter.x()-circleRadius,circleCenter.y()-circleRadius,circleRadius*2,circleRadius*2));
circle->setData(0,QString("Helper"));
circle->setZValue(11);
QPen pen = circle->pen();
pen.setColor(Qt::white);
pen.setStyle(Qt::SolidLine);
circle->setPen(pen);
graphicsScene->addItem(circle);
}else if(mode == AddPoint && event->button() & Qt::LeftButton){
QList<QGraphicsItem *> it = items(event->pos());
for(int i = 0; i < it.size(); i++){
if(ImageItem * item = qgraphicsitem_cast<ImageItem *>(it.at(i))){
item->addControlPoint(item->mapFromScene(mapToScene(event->pos())));
}
}
}else if(mode == DeletePoint && event->button() & Qt::LeftButton){
QList<QGraphicsItem *> it = items(event->pos());
for(int i = 0; i < it.size(); i++){
if(ImageItem * item = qgraphicsitem_cast<ImageItem *>(it.at(i))){
item->deleteControlPoint(item->mapFromScene(mapToScene(event->pos())));
}
}
}else if(mode == DeleteGuide && event->button() & Qt::LeftButton){
QList<QGraphicsItem *> it = items(event->pos());
QPointF pos = mapToScene(event->pos());
/* 10 px tolerance radius, delete the closest */
for(int i = 0; i < it.size(); i++){
if(QString("Helper") == it[i]->data(0)){
QGraphicsEllipseItem * elipse = qgraphicsitem_cast<QGraphicsEllipseItem *>(it[i]);
if(elipse){
// Check if click position close to the line
QPointF origin = elipse->rect().center();
qreal radius = elipse->rect().height()/2;
QPointF d = origin-pos;
if(abs(sqrt(d.x()*d.x()+d.y()*d.y())-radius) < 10){
delete elipse;
}
}
QGraphicsLineItem * line = qgraphicsitem_cast<QGraphicsLineItem *>(it[i]);
if(line){
delete line;
}
}
}
}
}