Method remove

graph_view.cpp:614–631

}

void MyGraphicsVexItem::remove(){
    int s = linesStartWith.size();
    for(int i = 0; i < s; i++){
        linesStartWith[0]->remove();
    }
    linesStartWith.clear();
    s = linesEndWith.size();
    for(int i = 0; i < s; i++){
        linesEndWith[0]->remove();
    }
    linesEndWith.clear();
    if(tag)
        scene()->removeItem(tag);
    scene()->removeItem(nameTag);
    scene()->removeItem(this);
    emit removed(this);
    this->deleteLater();
}

void MyGraphicsVexItem::onMouseMove(QPointF position){
    if(state & PREPARING)