Method nextAni

graph_view.cpp:36–49

}

void MyGraphicsView::nextAni(){
    if(aniQueue.size() > 0){
        QTimeLine *next = aniQueue.front();
        curAni = next;
        aniQueue.pop_front();
        connect(next, &QTimeLine::finished, [=](){nextAni(); next->deleteLater();});
        next->setDuration(next->duration() / speedRate);
        next->start();
    }
    else{
        onAni = false;
        curAni = nullptr;
    }
}

void MyGraphicsView::mousePressEvent(QMouseEvent *event){
    if(event->button() == Qt::MiddleButton){