C++ setScene函数代码示例

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本文整理汇总了C++中setScene函数的典型用法代码示例。如果您正苦于以下问题：C++ setScene函数的具体用法？C++ setScene怎么用？C++ setScene使用的例子？那么恭喜您, 这里精选的函数代码示例或许可以为您提供帮助。

在下文中一共展示了setScene函数的20个代码示例，这些例子默认根据受欢迎程度排序。您可以为喜欢或者感觉有用的代码点赞，您的评价将有助于我们的系统推荐出更棒的C++代码示例。

示例1: QGraphicsView

SinglePhotoView::SinglePhotoView(QWidget *parent) :
    QGraphicsView(parent)
{
    this->setMouseTracking(true);
    setScene(&gScene);
    //gScene.addRect(0, 0, 90, 90);
    scaleFactor = 1;
    pixItem = NULL;
    dragging = false;
    allowAddPoints = true;
    //pointPaint.ql = &selectedPoints;

    // this->scale(scaleFactor, scaleFactor);
    this->setRenderHint(QPainter::Antialiasing);
    this->setRenderHint(QPainter::SmoothPixmapTransform);

    srcPointPaint.setColorScheme(0);
    dstPointPaint.setColorScheme(1);
    gScene.addItem(&srcPointPaint);
    gScene.addItem(&dstPointPaint);
    srcPointPaint.setRatio(this->mapToScene(1, 0).x()-this->mapToScene(0, 0).x());
    dstPointPaint.setRatio(this->mapToScene(1, 0).x()-this->mapToScene(0, 0).x());
}

开发者ID:ArtHacker123，项目名称:asmlib-opencv-1，代码行数:23，代码来源:singlephotoview.cpp

示例2: QGraphicsView

GraphView::GraphView(QWidget *parent)
  :
    QGraphicsView(parent),
    selectedItem(NULL),
    edgeSource(NULL),
    currentEdge(NULL),
    currentNode(NULL),
    currentAction(NONE),
    status(NULL),
    undoStack(NULL),
    nodeRadius(15),
    weightedGraph(false),
    undirectedGraph(false),
    numberOfNodes(0),
    numberOfEdges(0),
    nextNodeID(1),
    filePath("")
{
    setScene(new QGraphicsScene());
    scene()->setSceneRect(rect());
    setMouseTracking(true);
    viewport()->installEventFilter(this);
}

开发者ID:zdonato，项目名称:GraphGUI，代码行数:23，代码来源:graphview.cpp

示例3: QGraphicsView

GraphicsView::GraphicsView(QWidget *parent) :
    QGraphicsView(parent),
    dt(1/100.0)
{
    // use opengl for rendering
    QGLWidget *widget = new QGLWidget(QGLFormat(QGL::SampleBuffers));
    widget->makeCurrent();
    setViewport(widget);
    setViewportUpdateMode(QGraphicsView::FullViewportUpdate);
    setCacheMode(QGraphicsView::CacheNone);

    // create graphics scene
    GraphicsScene *graphicsScene = new GraphicsScene(this);
    setScene(graphicsScene);

    // create world rendering thing
    WorldView* worldView = new WorldView(this, &worldModel);

    // make world rendering thing render when grahpics scene needs to draw stuff
    connect(graphicsScene, SIGNAL(render()), worldView, SLOT(render()));

    tick();
}

开发者ID:klutt，项目名称:Twotball，代码行数:23，代码来源:graphicsview.cpp

示例4: QGraphicsView

SvgView::SvgView(QWidget *parent)
    : QGraphicsView(parent)
    , m_renderer(Native)
    , m_svgItem(0)
    , m_backgroundItem(0)
    , m_outlineItem(0)
{
    setScene(new QGraphicsScene(this));
    setTransformationAnchor(AnchorUnderMouse);
    setDragMode(ScrollHandDrag);
    setViewportUpdateMode(FullViewportUpdate);

    // Prepare background check-board pattern
    QPixmap tilePixmap(64, 64);
    tilePixmap.fill(Qt::white);
    QPainter tilePainter(&tilePixmap);
    QColor color(255, 255, 255);
    tilePainter.fillRect(0, 0, 32, 32, color);
    tilePainter.fillRect(32, 32, 32, 32, color);
    tilePainter.end();

    setBackgroundBrush(tilePixmap);
}

开发者ID:ontgen，项目名称:ontgen，代码行数:23，代码来源:svgview.cpp

示例5: QGraphicsView

ProfileGraphicsView::ProfileGraphicsView(QWidget* parent) : QGraphicsView(parent), toolTip(0) , dive(0), diveDC(0)
{
	gc.printer = false;
	fill_profile_color();
	setScene(new QGraphicsScene());

	setBackgroundBrush(profile_color[BACKGROUND].at(0));
	scene()->installEventFilter(this);

	setRenderHint(QPainter::Antialiasing);
	setRenderHint(QPainter::HighQualityAntialiasing);
	setRenderHint(QPainter::SmoothPixmapTransform);

	defaultPen.setJoinStyle(Qt::RoundJoin);
	defaultPen.setCapStyle(Qt::RoundCap);
	defaultPen.setWidth(2);
	defaultPen.setCosmetic(true);

	setHorizontalScrollBarPolicy (Qt::ScrollBarAlwaysOff);
	setVerticalScrollBarPolicy (Qt::ScrollBarAlwaysOff);


}

开发者ID:kuldipem，项目名称:subsurface，代码行数:23，代码来源:profilegraphics.cpp

示例6: QGraphicsView

Viewport::Viewport(QGraphicsScene* scene, QWidget* parent)
    : QGraphicsView(parent), scene(scene),
      scale(100), pitch(0), yaw(0), angle_locked(false),
      view_selector(new ViewSelector(this)),
      mouse_info(new QGraphicsTextItem("\n")),
      scene_info(new QGraphicsTextItem()), hover(false),
      gl_initialized(false), ui_hidden(false)
{
    setScene(scene);
    setStyleSheet("QGraphicsView { border-style: none; }");

    setSceneRect(-width()/2, -height()/2, width(), height());
    setRenderHints(QPainter::Antialiasing);

    auto gl = new QOpenGLWidget(this);
    setViewport(gl);

    for (auto i : {mouse_info, scene_info})
    {
        i->setDefaultTextColor(Colors::base04);
        scene->addItem(i);
    }
}

开发者ID:kidaa，项目名称:antimony，代码行数:23，代码来源:viewport.cpp

示例7: QGraphicsView

ProfileGraphicsView::ProfileGraphicsView(QWidget* parent) : QGraphicsView(parent), toolTip(0) , dive(0), diveDC(0), rulerItem(0), toolBarProxy(0)
{
    printMode = false;
    isGrayscale = false;
    rulerEnabled = false;
    gc.printer = false;
    fill_profile_color();
    setScene(new QGraphicsScene());

    scene()->installEventFilter(this);

    setRenderHint(QPainter::Antialiasing);
    setRenderHint(QPainter::HighQualityAntialiasing);
    setRenderHint(QPainter::SmoothPixmapTransform);

    defaultPen.setJoinStyle(Qt::RoundJoin);
    defaultPen.setCapStyle(Qt::RoundCap);
    defaultPen.setWidth(2);
    defaultPen.setCosmetic(true);

    setHorizontalScrollBarPolicy (Qt::ScrollBarAlwaysOff);
    setVerticalScrollBarPolicy (Qt::ScrollBarAlwaysOff);
}

开发者ID:hide5stm，项目名称:subsurface，代码行数:23，代码来源:profilegraphics.cpp

示例8: QGraphicsView

ShortcutEditorIcon::ShortcutEditorIcon(QWidget * parent) : QGraphicsView(parent),
    validItem_       (new DynamicSVGItem(SHORTCUT_EDITOR_ICON_VALID)),
    invalidItem_     (new DynamicSVGItem(SHORTCUT_EDITOR_ICON_INVALID)),
    inProgressItem_  (new DynamicSVGItem(SHORTCUT_EDITOR_ICON_PROGRESS)),
    nonActivableItem_(new DynamicSVGItem(SHORTCUT_EDITOR_ICON_NON_ACTIVABLE)),
    valid_(false)
{
    setScene(&scene_);

    inProgressItem_->setTransformOriginPoint(
        inProgressItem_->boundingRect().center());

    QObject::connect(&animateTimer_, &QTimer::timeout, [this]
    {
        inProgressItem_->setRotation(rotationIndex_ += 3);
    });

    setStyleSheet("border: 0px"); // removing ugly border
    setVerticalScrollBarPolicy(Qt::ScrollBarAlwaysOff);
    setHorizontalScrollBarPolicy(Qt::ScrollBarAlwaysOff);

    setFixedSize(32, 32);
}

开发者ID:Globidev，项目名称:ClipboardOne，代码行数:23，代码来源:ShortcutEditor.cpp

示例9: QGraphicsView

TsimpleScore::TsimpleScore(int notesNumber, QWidget* parent) :
  QGraphicsView(parent),
  m_notesNr(notesNumber),
  m_bgGlyph(0),
  m_prevBGglyph(-1)
{
  if (TscoreNote::touchEnabled())
    viewport()->setAttribute(Qt::WA_AcceptTouchEvents, true);
  else {
    viewport()->setAttribute(Qt::WA_AcceptTouchEvents, false);
    setMouseTracking(true);
  }
  m_wheelFree = true;
  m_wheelLockTimer = new QTimer(this);
  m_wheelLockTimer->setTimerType(Qt::PreciseTimer);
  m_wheelLockTimer->setInterval(150);
  m_wheelLockTimer->setSingleShot(true);
  connect(m_wheelLockTimer, &QTimer::timeout, this, &TsimpleScore::wheelLockSlot);
  setRenderHints(QPainter::Antialiasing | QPainter::TextAntialiasing);
  setHorizontalScrollBarPolicy(Qt::ScrollBarAlwaysOff);
  setVerticalScrollBarPolicy(Qt::ScrollBarAlwaysOff);

  m_scene = new TscoreScene(this);
  connect(m_scene, SIGNAL(statusTip(QString)), this, SLOT(statusTipChanged(QString)));
  setScene(m_scene);

  m_staff = new TscoreStaff(m_scene, m_notesNr);
  m_staff->enableToAddNotes(false);
  m_clefType = m_staff->scoreClef()->clef().type();
  connect(m_staff, SIGNAL(noteChanged(int)), this, SLOT(noteWasClicked(int)));
  connect(m_staff, SIGNAL(clefChanged(Tclef)), this, SLOT(onClefChanged(Tclef)));

  setBGcolor(palette().base().color());
  setEnabledDblAccid(false);
  setAlignment(Qt::AlignLeft);
  resizeEvent(0);
}

开发者ID:SeeLook，项目名称:nootka，代码行数:37，代码来源:tsimplescore.cpp

示例10: QGraphicsView

MapperGLCanvas::MapperGLCanvas(MainWindow* mainWindow, QWidget* parent, const QGLWidget * shareWidget, QGraphicsScene* scene)
  : QGraphicsView(parent),
    _mainWindow(mainWindow),
    _mousePressedOnVertex(false),
    _activeVertex(NO_VERTEX),
    _shapeGrabbed(false), // comment out?
    _shapeFirstGrab(false), // comment out?
    _zoomLevel(0)
{
  // For now clicking on the window doesn't do anything.
  setDragMode(QGraphicsView::NoDrag);

  setRenderHints(QPainter::Antialiasing | QPainter::TextAntialiasing |
                 QPainter::HighQualityAntialiasing | QPainter::SmoothPixmapTransform);

  setResizeAnchor(AnchorViewCenter);
  setInteractive(true);

  //setFrameStyle(Sunken | StyledPanel);
  // TODO: check this
  // setOptimizationFlags(QGraphicsView::DontSavePainterState);
  //setViewportUpdateMode(QGraphicsView::FullViewportUpdate);
  setTransformationAnchor(QGraphicsView::AnchorUnderMouse);

  resetTransform();
  // setAcceptDrops(true);

  // Render with OpenGL.
  setViewport(new QGLWidget(QGLFormat(QGL::SampleBuffers), this, shareWidget));
  setViewportUpdateMode(QGraphicsView::FullViewportUpdate);

  // TODO: do we need to delete scene (or call new QGraphicsScene(this)?)
  setScene(scene ? scene : new QGraphicsScene);

  // Black background.
  this->scene()->setBackgroundBrush(Qt::black);
}

开发者ID:flv0，项目名称:mapmap，代码行数:37，代码来源:MapperGLCanvas.cpp

示例11: QGLWidget

SoccerView::SoccerView(QMutex* _drawMutex)
{
  drawMutex = _drawMutex;
  shutdownSoccerView = false;
  glWidget = new QGLWidget ( QGLFormat ( QGL::DoubleBuffer ) );
  setViewport ( glWidget );
  LoadFieldGeometry();
  scene = new QGraphicsScene ( this );
  setScene ( scene );
  this->setViewportUpdateMode ( QGraphicsView::NoViewportUpdate );
  scene->setBackgroundBrush ( QBrush ( QColor ( 0,0x91,0x19,255 ),Qt::SolidPattern ) );
  scene->setSceneRect ( -3700,-2700,7400,5400 );
  ConstructField();
  fieldBrush = new QBrush ( Qt::NoBrush );
  fieldLinePen = new QPen();
  fieldLinePen->setColor ( Qt::white );
  fieldLinePen->setWidth ( 10 );
  fieldLinePen->setJoinStyle ( Qt::MiterJoin );
  fieldItem = scene->addPath ( *field,*fieldLinePen,*fieldBrush );
  fieldItem->setZValue(0);
  drawScale = 0.15;
  //this->setRenderHint ( QPainter::Antialiasing, true );
  this->setRenderHint ( QPainter::HighQualityAntialiasing, true );
  this->setDragMode ( QGraphicsView::ScrollHandDrag );
  this->setGeometry ( 400,100,1336,756 );
  scalingRequested = true;

  //LogPlayer data
//  playLogfile = new QPushButton(this);
//  playLogfile->setObjectName(QString::fromUtf8("play_logfile_button"));
//  playLogfile->setCheckable(false);
//  playLogfile->setText("Play Logfile");
//  playLogfile->setGeometry(10, 10, 150, 30);

  //Timer for casual redraw
  startTimer ( 1000 );
}

开发者ID:ilyashir，项目名称:Robofootball，代码行数:37，代码来源:GraphicsPrimitives.cpp

示例12: QGraphicsView

PathView::PathView(QWidget *parent)
	: QGraphicsView(parent)
{
	_scene = new QGraphicsScene(this);
	setScene(_scene);
	setCacheMode(QGraphicsView::CacheBackground);
	setDragMode(QGraphicsView::ScrollHandDrag);
	setViewportUpdateMode(QGraphicsView::FullViewportUpdate);
	setVerticalScrollBarPolicy(Qt::ScrollBarAlwaysOff);
	setHorizontalScrollBarPolicy(Qt::ScrollBarAlwaysOff);
	setRenderHint(QPainter::Antialiasing, true);
	setAcceptDrops(false);

	_mapScale = new ScaleItem();
	_mapScale->setZValue(2.0);

	_zoom = ZOOM_MAX;
	_map = 0;
	_poi = 0;

	_units = Metric;

	_showTracks = true;
	_showRoutes = true;
	_showWaypoints = true;
	_showWaypointLabels = true;
	_showPOI = true;
	_showPOILabels = true;
	_overlapPOIs = true;
	_showRouteWaypoints = true;
	_trackWidth = 3;
	_routeWidth = 3;
	_trackStyle = Qt::SolidLine;
	_routeStyle = Qt::DashLine;

	_plot = false;
}

开发者ID:tumic0，项目名称:GPXSee，代码行数:37，代码来源:pathview.cpp

示例13: QGraphicsScene

void SnapshotCanvas::setPixmap(const QPixmap &pixmap)
{
    delete m_scene;
    m_scene = new QGraphicsScene(this);
    m_scene->setBackgroundBrush(QColor(180, 180, 180));

    connect(m_scene, SIGNAL(selectionChanged()),
            this, SLOT(slotSelectionChanged()));

    m_pixmapItem = new QGraphicsPixmapItem(pixmap);

    QGraphicsDropShadowEffect *dropShadowFX = new QGraphicsDropShadowEffect();
    dropShadowFX->setColor(QColor(63, 63, 63, 220));
    dropShadowFX->setOffset(0, 0);
    dropShadowFX->setBlurRadius(20);
    m_pixmapItem->setGraphicsEffect(dropShadowFX);

    m_scene->addItem(m_pixmapItem);
    m_scene->setSceneRect(pixmap.rect());

    setScene(m_scene);

    adjustMaximumSize();
}

开发者ID:benklop，项目名称:kaption，代码行数:24，代码来源:snapshotcanvas.cpp

示例14: QGraphicsView

/*
 * Initialize the widget
 */
MixerCurveWidget::MixerCurveWidget(QWidget *parent) : QGraphicsView(parent)
{

    // Create a layout, add a QGraphicsView and put the SVG inside.
    // The Mixer Curve widget looks like this:
    // |--------------------|
    // |                    |
    // |                    |
    // |     Graph  |
    // |                    |
    // |                    |
    // |                    |
    // |--------------------|


    setHorizontalScrollBarPolicy(Qt::ScrollBarAlwaysOff);
    setVerticalScrollBarPolicy(Qt::ScrollBarAlwaysOff);
    setRenderHint(QPainter::Antialiasing);

    curveMin=0.0;
    curveMax=1.0;



    QGraphicsScene *scene = new QGraphicsScene(this);
    QSvgRenderer *renderer = new QSvgRenderer();
    plot = new QGraphicsSvgItem();
    renderer->load(QString(":/configgadget/images/curve-bg.svg"));
    plot->setSharedRenderer(renderer);
    //plot->setElementId("map");
    scene->addItem(plot);
    plot->setZValue(-1);
    scene->setSceneRect(plot->boundingRect());
    setScene(scene);

}

开发者ID:mcu786，项目名称:my_OpenPilot_mods，代码行数:39，代码来源:mixercurvewidget.cpp

示例15: QGraphicsView

MainWindow::MainWindow(const QRect &sceneRect) : QGraphicsView()
{
    // Check if we have artwork for the sreen size. Otherwise we construct a
    // scene of size 1024x768, and scale the view to fit the screen instead:
    QString folder = QString::number(sceneRect.width()) + "x" + QString::number(sceneRect.height());
    QFile artworkForScreenSize(QStringLiteral(":/") + folder + QDir::separator() + "background");
    
    if (artworkForScreenSize.exists()) {
        scene = new GraphicsScene(sceneRect);
    } else {
        QRect unscaledRect = QRect(0, 0, 1024, 768);
        scene = new GraphicsScene(unscaledRect);
        scale(qreal(sceneRect.width()) / unscaledRect.width(), qreal(sceneRect.height()) / unscaledRect.height());
    }

    setScene(scene);
    setAlignment(Qt::AlignLeft | Qt::AlignTop);
    setHorizontalScrollBarPolicy(Qt::ScrollBarAlwaysOff);
    setVerticalScrollBarPolicy(Qt::ScrollBarAlwaysOff);
    scene->setupScene();
#ifndef QT_NO_OPENGL
    setViewport(new QGLWidget(QGLFormat(QGL::SampleBuffers)));
#endif
}

开发者ID:paulolav，项目名称:SubAttack，代码行数:24，代码来源:mainwindow.cpp

示例16: QGraphicsView

Canvas::Canvas(QGraphicsView * parent) :
                    QGraphicsView(parent),
                    _startX(0),
                    _startY(0),
                    _endX(0),
                    _endY(0),
                    buttonPressed(false),
                    shapeSet(false),
                    shapeDrawn(true),
                    enableResize(false),
                    edgeLocker(false),
                    coordinatesIterationMove(0, 0),
                    isMoved(false),
                    currentScene(new Scene),
                    currentPen(QPen()),
                    enableToRotate(false),
                    enableFill(false)
{
    setScene(currentScene);
    setMouseTracking(true);
    _direction = None;
    _normalize = NormalizeNone;

}

开发者ID:WalterTrippel，项目名称:GraphicEditor，代码行数:24，代码来源:canvas.cpp

示例17: QGraphicsView

VLCStatsView::VLCStatsView( QWidget *parent ) : QGraphicsView( parent )
{
    QColor history(0, 0, 0, 255),
        total(237, 109, 0, 160),
        content(109, 237, 0, 160);

    scale( 1.0, -1.0 ); /* invert our Y axis */
    setOptimizationFlags( QGraphicsView::DontAdjustForAntialiasing );
    setAlignment( Qt::AlignLeft );
    setVerticalScrollBarPolicy( Qt::ScrollBarAlwaysOff );
    setHorizontalScrollBarPolicy( Qt::ScrollBarAlwaysOff );
    viewScene = new QGraphicsScene( this );
    historyShape = viewScene->addPolygon( QPolygonF(), QPen(Qt::NoPen),
                                             QBrush(history) );
    totalbitrateShape = viewScene->addPolygon( QPolygonF(), QPen(Qt::NoPen),
                                           QBrush(total) );
    setScene( viewScene );
    reset();

    QPen linepen( Qt::DotLine );
    linepen.setBrush( QBrush( QColor( 33, 33, 33 ) ) );
    for ( int i=0; i<3; i++ )
        rulers[i] = viewScene->addLine( QLineF(), linepen );
}

开发者ID:12307，项目名称:VLC-for-VS2010，代码行数:24，代码来源:info_widgets.cpp

示例18: QGraphicsScene

Game::Game()
{
  //  start = new Start();
    scene = new QGraphicsScene();

    player = new Player();
    scene->addItem(player);

  /*  QGraphicsPixmapItem *drum = new QGraphicsPixmapItem();
    drum->setPixmap(QPixmap(":/images/testdrum2.png"));
    drum->setPos(0,143);
    scene->addItem(drum);*/

    player->setFlag(QGraphicsItem::ItemIsFocusable);
    player->setFocus();

    setScene(scene);
    setHorizontalScrollBarPolicy(Qt::ScrollBarAlwaysOff);
    setVerticalScrollBarPolicy(Qt::ScrollBarAlwaysOff);
    setFixedSize(768,557);

    scene->setSceneRect(0,0,768,557);
    scene->setBackgroundBrush(QBrush(QPixmap(":/image/bgg6.png")));

    //create the score
    score = new Score();
    scene->addItem(score);

    QTimer * timer = new QTimer();
    QObject::connect(timer,SIGNAL(timeout()),player,SLOT(spawn()));
    timer->start(1200);

    mytimer = new Mytimer();
    scene->addItem(mytimer);

}

开发者ID:jjoe0303，项目名称:Qttest，代码行数:36，代码来源:game.cpp

示例19: QGraphicsScene

Game::Game()
{
    scene = new QGraphicsScene(this);
    scene->setSceneRect(-400, -300, 800, 600);
    setScene(scene);

    setHorizontalScrollBarPolicy(Qt::ScrollBarAlwaysOff);
    setVerticalScrollBarPolicy(Qt::ScrollBarAlwaysOff);
    setFixedSize(800,600);

    rightPressed = false;
    leftPressed = false;
    isPaused = false;
    isWin = false;

    bar = new Bar();
    ball = new Ball();
    scene->addItem(bar);
    scene->addItem(ball);

    initializeBricks();

    connect(ball, &Ball::gameOver, this, &Game::gameOver);
}

开发者ID:Ipshin，项目名称:Projects，代码行数:24，代码来源:game.cpp

示例20: QGraphicsScene

PlotGraph::PlotGraph(std::vector<double> & firstRow_in,
                     std::vector<double> & secondRow_in,
                     std::vector<double> & thirdRow_in,
                     std::vector<double> & fourthRow_in,
                     QWidget *parent)
    :QGraphicsView(parent)
{
    firstRow = firstRow_in;
    secondRow = secondRow_in;
    thirdRow = thirdRow_in;
    fourthRow = fourthRow_in;
    nPlottingPoints = firstRow.size();
    QGraphicsScene *scene = new QGraphicsScene(this);
    scene->setItemIndexMethod(QGraphicsScene::NoIndex);
    sceneX = -250;
    sceneY = -250;
    sceneHeigth = 490;
    sceneWidth = 490;

    xOrigin = sceneX + 30;
    yOrigin = sceneY + sceneHeigth - 80;
    xMax = sceneX + sceneWidth - 30;
    yMax = sceneY + 30;

    scene->setSceneRect(sceneX, sceneY, sceneHeigth, sceneWidth);
    setScene(scene);
    setCacheMode(CacheBackground);
    setViewportUpdateMode(BoundingRectViewportUpdate);
    setRenderHint(QPainter::Antialiasing);
    setTransformationAnchor(AnchorUnderMouse);
    setWindowTitle(tr("Bacterial Growth - Graph"));

    timerId = startTimer(1000 / 50);

    addingLine = 0;
}

开发者ID:vultor33，项目名称:Bacterial，代码行数:36，代码来源:PlotGraph.cpp

注：本文中的setScene函数示例由纯净天空整理自Github/MSDocs等源码及文档管理平台，相关代码片段筛选自各路编程大神贡献的开源项目，源码版权归原作者所有，传播和使用请参考对应项目的License；未经允许，请勿转载。