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C++ setViewportUpdateMode函数代码示例

本文整理汇总了C++中setViewportUpdateMode函数的典型用法代码示例。如果您正苦于以下问题：C++ setViewportUpdateMode函数的具体用法？C++ setViewportUpdateMode怎么用？C++ setViewportUpdateMode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setViewportUpdateMode函数的15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，您的评价将有助于系统推荐出更棒的C++代码示例。

示例1: setViewportUpdateMode

void PhotoKitView::setRenderingSystem()
{
	QWidget *viewport = 0;

#ifndef QT_NO_OPENGL
	if (Config::openGlRendering) {
        setViewportUpdateMode(QGraphicsView::FullViewportUpdate);
		QGLWidget *glw = new QGLWidget(QGLFormat(QGL::SampleBuffers));
		if (Config::noScreenSync)
			glw->format().setSwapInterval(0);
		glw->setAutoFillBackground(false);
		viewport = glw;
		setCacheMode(QGraphicsView::CacheNone);
		if (Config::verbose)
			ezlog_debug("- using OpenGL");
	} else // software rendering
#endif
	{
		// software rendering
        setViewportUpdateMode(QGraphicsView::MinimalViewportUpdate);
		viewport = new QWidget;
		setCacheMode(QGraphicsView::CacheBackground);
		if (Config::verbose)
			ezlog_debug("- using software rendering");
	}

	setViewport(viewport);
}
开发者ID:BIbiLion，项目名称:PhotoKit，代码行数:28，代码来源:PhotoKitView.cpp

示例2: QGraphicsView

EditorGraphicsView::EditorGraphicsView(QWidget * parent)
			: QGraphicsView(parent)
			, m_canZoom(true)
			, m_scaleFactor(1.)
			, m_autoResize(false)
{
	setInteractive(true);
	
	setRenderHints(QPainter::Antialiasing | QPainter::TextAntialiasing | QPainter::SmoothPixmapTransform );
	
	setCacheMode(QGraphicsView::CacheBackground);
	setViewportUpdateMode(QGraphicsView::BoundingRectViewportUpdate);
	setOptimizationFlags(QGraphicsView::DontSavePainterState);
	setViewportUpdateMode(QGraphicsView::SmartViewportUpdate);
	setTransformationAnchor(AnchorUnderMouse);
	setResizeAnchor(AnchorViewCenter);
	
	//setFrameStyle(QFrame::NoFrame);
	//setVerticalScrollBarPolicy(Qt::ScrollBarAlwaysOff);
	//setHorizontalScrollBarPolicy(Qt::ScrollBarAlwaysOff);
	
	setBackgroundBrush(Qt::gray);
	
	setDragMode(QGraphicsView::RubberBandDrag);
	// use own style for drawing the RubberBand (opened on the viewport)
	viewport()->setStyle(new RubberBandStyle);
	
}
开发者ID:TritonSailor，项目名称:livepro，代码行数:28，代码来源:EditorGraphicsView.cpp

示例3: setViewportUpdateMode

void CanvasView::debugOverlayEnabled(bool enabled)
{
    if (enabled)
    {
        setViewportUpdateMode(QGraphicsView::FullViewportUpdate);
    }
    else
    {
        setViewportUpdateMode(QGraphicsView::MinimalViewportUpdate);
    }
}
开发者ID:SiteView，项目名称:NNMQT，代码行数:11，代码来源:canvasview.cpp

示例4: setViewportUpdateMode

 void DesktopView::enableOpenGL(bool state)
 {
     if (state) {
         setViewportUpdateMode(QGraphicsView::FullViewportUpdate);
         setViewport(new QGLWidget(new QGLContext(QGL::StencilBuffer | QGL::AlphaChannel)));
         d->openglOn = true;
     } else {
         setViewportUpdateMode(QGraphicsView::BoundingRectViewportUpdate);
         setViewport(new QWidget);
         d->openglOn = false;
     }
 }
开发者ID:varuna，项目名称:plexydesk，代码行数:12，代码来源:desktopview.cpp

示例5: ScaledGraphicsView

	ScaledGraphicsView(QWidget *parent=0) : QGraphicsView(parent) 
	{
		setRenderHints(QPainter::Antialiasing | QPainter::TextAntialiasing | QPainter::SmoothPixmapTransform );
		setCacheMode(QGraphicsView::CacheBackground);
		setViewportUpdateMode(QGraphicsView::BoundingRectViewportUpdate);
		setOptimizationFlags(QGraphicsView::DontSavePainterState);
		setViewportUpdateMode(QGraphicsView::SmartViewportUpdate);
		setTransformationAnchor(AnchorUnderMouse);
		setResizeAnchor(AnchorViewCenter);
		setVerticalScrollBarPolicy(Qt::ScrollBarAlwaysOff);
		setHorizontalScrollBarPolicy(Qt::ScrollBarAlwaysOff);
	}
开发者ID:TritonSailor，项目名称:livepro，代码行数:12，代码来源:SlideShowWindow.cpp

示例6: QGraphicsView

/*!
  */
BoardView::BoardView(QWidget *parent)
    : QGraphicsView(parent)
{
    setCacheMode(CacheBackground);

    setMouseTracking(true);
    setRenderHint(QPainter::Antialiasing);
    setViewportUpdateMode(QGraphicsView::BoundingRectViewportUpdate);

    setBackgroundBrush(QColor(230, 200, 167));

    if (isRunningOnDesktop()) {
        // run on PC desktop.
        m_scene = new QGraphicsScene(-225, -225, 450, 450);
    } else {
        // run on a phone/mobile device.
        m_scene = new QGraphicsScene(-90, -90, 180, 180);
    }
    setScene(m_scene);

    m_grid = new GridItem(9);
    m_scene->addItem(m_grid);

    //
    PathFinder::instance()->init(m_grid->dim());

    // initializes the ball items provider
    BallItemsProvider::instance()->init(m_grid);
    //

    BallItemsProvider::instance()->nextBalls(true);
}
开发者ID:FlorinLozneanu，项目名称:lines，代码行数:34，代码来源:boardview.cpp

示例7: QGraphicsView

      Widget::Widget(const QString& name, Scene::Type type, const Widget* shareWidget)
	: QGraphicsView(),
	  m_name(name),
	  m_state(0),
	  m_view()
      {
	QGLWidget* glShared = 0;
	if (shareWidget)
	  glShared = (QGLWidget*) shareWidget->viewport();

	m_glWidget = new GLWidget(0, glShared);
	setViewport(m_glWidget);
	setViewportUpdateMode(FullViewportUpdate);

	m_glWidget->makeCurrent();
	m_glWidget->initializeGL();

	if (type == Scene::ImageSceneType)
	  m_state = new widget_states::ImageWidget(*this);
	else if (type == Scene::MeshSceneType)
	  m_state = new widget_states::MeshWidget(*this);

	setScene(getScene());

	setMinimumSize(250, 250);
	setContentsMargins(1, 1, 1, 1);

#ifdef DEBUG
	std::cout << "create graphicView: " << name.toStdString() << std::endl;
#endif
      }
开发者ID:TheSamos，项目名称:pdpSmithDr，代码行数:31，代码来源:Widget.cpp

示例8: QGraphicsView

//! [0]
GraphWidget::GraphWidget(QWidget *parent)
    : QGraphicsView(parent), timerId(0)
{

    //初始化场景
    QGraphicsScene *scene = new QGraphicsScene(this);
    scene->setItemIndexMethod(QGraphicsScene::NoIndex);

    //设置场景
    setScene(scene);

    //缓存背景模式，提高绘制效率，防止闪屏
    setCacheMode(CacheBackground);

    setViewportUpdateMode(BoundingRectViewportUpdate);

    //设置抗锯齿，平滑图像或字体边缘
    setRenderHints(QPainter::Antialiasing|QPainter::TextAntialiasing|QPainter::SmoothPixmapTransform);

    //允许节点位置动态调整
    setTransformationAnchor(AnchorUnderMouse);

    //允许上下文菜单
    setContextMenuPolicy(Qt::ActionsContextMenu);

    //允许拖拽滚屏
    setDragMode( QGraphicsView::ScrollHandDrag);

    setInteractive(true);

    setMinimumSize(Default_width, Default_height);

}
开发者ID:kyyblabla，项目名称:spinnery-system，代码行数:34，代码来源:graphwidget.cpp

示例9: QGraphicsView

MapView::MapView(QWidget *parent)
    : QGraphicsView(parent)
{
    settings_ = Settings::sharedInstance();
    setBackgroundBrush(Qt::lightGray);

    setAcceptDrops(true);
    setFocusPolicy(Qt::StrongFocus);
    setViewportUpdateMode(FullViewportUpdate);
    //setAlignment(Qt::AlignLeft | Qt::AlignTop);

    setScene(new MapScene(this));
    //setSceneRect(0, 0, 0, 0);

    updateGridPixmap();

    connect(settings_, SIGNAL(showGridChanged(bool)),
            this, SLOT(updateGridPixmap()));
    connect(settings_, SIGNAL(finalGridSizeChanged(QSizeF)),
            this, SLOT(updateGridPixmap()));

    connect(settings_, SIGNAL(zoomChanged(double)),
            this, SLOT(onZoomChanged(double)));
    onZoomChanged(settings_->zoom());
}
开发者ID:zmeyc，项目名称:mapmaker，代码行数:25，代码来源:MapView.cpp

示例10: QGraphicsView

MyGraphicsView::MyGraphicsView(QObject * /*parent*/) :
    QGraphicsView(), m_rotation(0.0)
{
    setDragMode(QGraphicsView::RubberBandDrag);
    setAntialiasing(g_settings->antialiasing);
    setViewportUpdateMode(QGraphicsView::FullViewportUpdate);
}
开发者ID:epruesse，项目名称:Bandage，代码行数:7，代码来源:mygraphicsview.cpp

示例11: QGraphicsView

SCgView::SCgView(QWidget *parent, SCgWindow *window) :
    QGraphicsView(parent),
    mActionChangeContent(0),
    mActionShowContent(0),
    mActionShowAllContent(0),
    mActionHideAllContent(0),
    mActionDeleteContent(0),
    mActionChangeIdtf(0),
    mActionDelete(0),
    mActionContourDelete(0),
    mActionSwapPairOrient(0),
    mActionCopy(0),
    mActionCut(0),
    mActionPaste(0),
    mActionSelectAll(0),
    mContextMenu(0),
    mContextObject(0),
    mWindow(window),
    isSceneRectControlled(false)
{
    setCacheMode(CacheNone);//CacheBackground);
    setViewportUpdateMode(BoundingRectViewportUpdate);
    setRenderHint(QPainter::Antialiasing);
    setTransformationAnchor(AnchorUnderMouse);
    setResizeAnchor(AnchorViewCenter);
    setOptimizationFlag(DontAdjustForAntialiasing);
    setDragMode(QGraphicsView::RubberBandDrag);
    setAcceptDrops(true);
    connect(mWindow->undoStack(), SIGNAL(indexChanged(int)), this, SLOT(updateActionsState(int)) );
    createActions();
}
开发者ID:pkkazantsev，项目名称:kbe，代码行数:31，代码来源:scgview.cpp

示例12: QGraphicsView

FormEditorGraphicsView::FormEditorGraphicsView(QWidget *parent) :
    QGraphicsView(parent)
{
    setTransformationAnchor(QGraphicsView::AnchorUnderMouse);
    setResizeAnchor(QGraphicsView::AnchorViewCenter);
    setCacheMode(QGraphicsView::CacheNone);
//    setCacheMode(QGraphicsView::CacheBackground);
    setViewportUpdateMode(QGraphicsView::SmartViewportUpdate);
    setOptimizationFlags(QGraphicsView::DontSavePainterState);
//    setViewportUpdateMode(QGraphicsView::NoViewportUpdate);
    setRenderHint(QPainter::Antialiasing, false);

    setFrameShape(QFrame::NoFrame);

    setAutoFillBackground(true);
    setBackgroundRole(QPalette::Window);

    const int checkerbordSize= 20;
    QPixmap tilePixmap(checkerbordSize * 2, checkerbordSize * 2);
    tilePixmap.fill(Qt::white);
    QPainter tilePainter(&tilePixmap);
    QColor color(220, 220, 220);
    tilePainter.fillRect(0, 0, checkerbordSize, checkerbordSize, color);
    tilePainter.fillRect(checkerbordSize, checkerbordSize, checkerbordSize, checkerbordSize, color);
    tilePainter.end();

    setBackgroundBrush(tilePixmap);

    viewport()->setMouseTracking(true);
}
开发者ID:yinyunqiao，项目名称:qtcreator，代码行数:30，代码来源:formeditorgraphicsview.cpp

示例13: QGLWidget

void View::setOpenGL( const bool enabled )
{
    if ( enabled == hasOpenGL_ )
        return;

    hasOpenGL_ = enabled;
    if (hasOpenGL_)
    {
        viewport_ = new QGLWidget( QGLFormat(QGL::SampleBuffers), this );
        setViewport(viewport_);

        viewport_->makeCurrent();
        glClearColor( 0, 0, 0, 1.0 );
        glBlendFunc( GL_SRC_ALPHA, GL_ONE_MINUS_SRC_ALPHA );
    //     glPolygonMode( GL_FRONT_AND_BACK, GL_FILL );
        glPolygonMode( GL_FRONT, GL_FILL );
        glPolygonMode( GL_BACK, GL_LINE );
        glEnable(GL_POLYGON_OFFSET_FILL);
        glPolygonOffset( 1.0, 2.0 );
        glTexParameteri( GL_TEXTURE_2D, GL_TEXTURE_MIN_FILTER, GL_LINEAR_MIPMAP_LINEAR );
        glTexParameteri( GL_TEXTURE_2D, GL_TEXTURE_MAG_FILTER, GL_LINEAR );
    }
    else
    {
        defaultVP_ = new QWidget(this);
        setViewport(defaultVP_);
    }
    setViewportUpdateMode(QGraphicsView::FullViewportUpdate);
    setCacheMode(QGraphicsView::CacheNone);
    setRenderHints(QPainter::Antialiasing|QPainter::SmoothPixmapTransform);
    setForegroundBrush(Qt::NoBrush);
    setBackgroundBrush(Qt::NoBrush);
}
开发者ID:0xd0d9e，项目名称:anthracitarium，代码行数:33，代码来源:view.cpp

示例14: QGraphicsView

SchemaEditor::SchemaEditor(QWidget *parent, SchemaGui *schemaGui, Engine * engine, PanelScrollView *panelScrollView) :
  QGraphicsView(schemaGui, parent),
  _contextMenuPos(0,0),
  _contextGear(NULL),
  _engine(engine),
  _schemaGui(schemaGui),
  _scale(1),
  _panelScrollView(panelScrollView),
  _maxZValue(1),
  _selectionChangeBypass(false)
  

{
  _schemaGui->setSchemaEditor(this);
  setDragMode(QGraphicsView::RubberBandDrag);
  setRenderHint(QPainter::Antialiasing, true);

  setFrameStyle(Sunken | StyledPanel);
  setOptimizationFlags(QGraphicsView::DontSavePainterState | QGraphicsView::IndirectPainting);
  setViewportUpdateMode(QGraphicsView::FullViewportUpdate);
  setTransformationAnchor(QGraphicsView::AnchorUnderMouse);
  
  // render with OpenGL
  if(0)
    setViewport(new QGLWidget(QGLFormat(QGL::SampleBuffers)));

  resetTransform();
  setAcceptDrops(TRUE);
}
开发者ID:jukea，项目名称:drone，代码行数:29，代码来源:SchemaEditor.cpp

示例15: QGraphicsView

View::View(QGraphicsScene *parent) : QGraphicsView(parent) {
    setViewportUpdateMode(QGraphicsView::FullViewportUpdate);
    _topBar = new TopBar;
    _topBar->setPos(0, 0);
    scene()->addItem(_topBar);
    _cptArticles = 0;
}
开发者ID:avary，项目名称:DigitalNews，代码行数:7，代码来源:view.cpp


注：本文中的setViewportUpdateMode函数示例由纯净天空整理自Github/MSDocs等开源代码及文档管理平台，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。