def mouseReleaseEvent(self, event):
if not self.show_reticle and event.button() == Qt.LeftButton:
return
if event.button() == Qt.LeftButton:
if self.bbox_label is not None:
self.end_pt = event.pos()
rect = self.pt2rect(self.start_pt, self.end_pt)
if rect.width() > 5 and rect.height() > 5:
if self.is_new_tube:
if self.bboxes['current_tube'] is not None:
self.bboxes['other_tubes'].append(
self.bboxes['current_tube'])
self.is_new_tube = False
bbox = BoundingBox.from_qrect(rect, self.bbox_label, 1)
self.bboxes['current_tube'] = bbox
self.bbox_added.emit(self.proj_to_real_img(bbox))
self.update()
elif event.button() == Qt.RightButton:
if not self.mouse_down:
bbox = self.bboxes['current_tube']
if (bbox is not None and
bbox.contain(event.pos().x(), event.pos().y())):
self.bboxes['current_tube'] = None
self.bbox_deleted.emit()
self.update()
self.mouse_down = False
def display(self, pixmap):
self.scale_ratio = max(pixmap.width() / self.width(),
pixmap.height() / self.height())
scaled_pixmap = pixmap.scaled(self.width() - 2, self.height() - 2,
Qt.KeepAspectRatio)
x = int((self.width() - scaled_pixmap.width()) / 2)
y = int((self.height() - scaled_pixmap.height()) / 2)
self.img_region = BoundingBox.from_qrect(
QRect(QPoint(x, y), scaled_pixmap.size()))
self.setPixmap(scaled_pixmap)
self.update()
