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C++ Way::getParent方法代码示例

本文整理汇总了C++中Way::getParent方法的典型用法代码示例。如果您正苦于以下问题：C++ Way::getParent方法的具体用法？C++ Way::getParent怎么用？C++ Way::getParent使用的例子？那么恭喜您, 这里精选的方法代码示例或许可以为您提供帮助。您也可以进一步了解该方法所在类Way的用法示例。


在下文中一共展示了Way::getParent方法的3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: render

void MapRenderer::render(
        QPainter* P,
        QMap<RenderPriority, QSet <Feature*> > theFeatures,
        const RendererOptions& options,
        MapView* aView
)
{
    #ifndef NDEBUG
        QTime Start(QTime::currentTime());
    #endif

    theView = aView;
    theOptions = options;

    QMap<RenderPriority, QSet<Feature*> >::const_iterator itm;
    QSet<Feature*>::const_iterator it;

    bool bgLayerVisible = TEST_RFLAGS(RendererOptions::BackgroundVisible);
    bool fgLayerVisible = TEST_RFLAGS(RendererOptions::ForegroundVisible);
    bool tchpLayerVisible = TEST_RFLAGS(RendererOptions::TouchupVisible);
    bool lblLayerVisible = TEST_RFLAGS(RendererOptions::NamesVisible);

    Way * R = NULL;
    Node * Pt = NULL;
    Relation * RR = NULL;

    QPixmap pix(theView->size());
    thePainter = new QPainter();

    itm = theFeatures.constBegin();
    while (itm != theFeatures.constEnd())
    {
        pix.fill(Qt::transparent);
        thePainter->begin(&pix);
        if (M_PREFS->getUseAntiAlias())
            thePainter->setRenderHint(QPainter::Antialiasing);
        int curLayer = (itm.key()).layer();
        while (itm != theFeatures.constEnd() && (itm.key()).layer() == curLayer)
        {
            for (it = itm.value().constBegin(); it != itm.value().constEnd(); ++it)
            {
                qreal alpha = (*it)->getAlpha();
                thePainter->setOpacity(alpha);

                R = NULL;
                Pt = NULL;
                RR = NULL;

                if (!(R = CAST_WAY(*it)))
                    if (!(Pt = CAST_NODE(*it)))
                        RR = CAST_RELATION(*it);

                if (R) {
                    // If there is painter at the relation level, don't paint at the way level
                    bool draw = true;
                    for (int i=0; i<R->sizeParents(); ++i) {
                        if (!R->getParent(i)->isDeleted() && R->getParent(i)->hasPainter(PixelPerM))
                            draw = false;
                    }
                    if (!draw)
                        continue;
                }

                if (!Pt) {
                    if (bgLayerVisible)
                    {
                        thePainter->save();
                        if (R && R->area() == 0)
                            thePainter->setCompositionMode(QPainter::CompositionMode_DestinationOver);

                        if (R)
                            bglayer.draw(R);
                        else if (Pt)
                            bglayer.draw(Pt);
                        else if (RR)
                            bglayer.draw(RR);

                        thePainter->restore();
                    }
                    if (fgLayerVisible)
                    {
                        thePainter->save();

                        if (R)
                            fglayer.draw(R);
                        else if (Pt)
                            fglayer.draw(Pt);
                        else if (RR)
                            fglayer.draw(RR);

                        thePainter->restore();
                    }
                }
                if (tchpLayerVisible)
                {
                    thePainter->save();

                    if (R)
                        tchuplayer.draw(R);
                    else if (Pt)
//.........这里部分代码省略.........
开发者ID:ggrau，项目名称:merkaartor，代码行数:101，代码来源:MapRenderer.cpp

示例2: render

void MapRenderer::render(
        QPainter* P,
        const QMap<RenderPriority, QSet <Feature*> >& theFeatures,
        const QRectF& pViewport,
        const QRect& screen,
        const qreal pixelPerM,
        const RendererOptions& options
)
{
    theViewport = pViewport;
    theScreen = screen;
    thePixelPerM = pixelPerM;

    qreal Aspect = (double)screen.width() / screen.height();
    qreal pAspect = fabs(pViewport.width() / pViewport.height());

    qreal wv, hv;
    if (pAspect > Aspect) {
        wv = fabs(pViewport.width());
        hv = fabs(pViewport.height() * pAspect / Aspect);
    } else {
        wv = fabs(pViewport.width() * Aspect / pAspect);
        hv = fabs(pViewport.height());
    }

    qreal ScaleLon = screen.width() / wv;
    qreal ScaleLat = screen.height() / hv;
    theTransform.reset();
    theTransform.scale(ScaleLon, -ScaleLat);
    theTransform.translate(-pViewport.topLeft().x(), -pViewport.topLeft().y());

    theOptions = options;
    theGlobalPainter = M_STYLE->getGlobalPainter();
    if (theGlobalPainter.DrawNodes) {
        NodeWidth = thePixelPerM*theGlobalPainter.NodesProportional+theGlobalPainter.NodesFixed;
    } else {
        NodeWidth = thePixelPerM * M_PREFS->getNodeSize();
        if (NodeWidth > M_PREFS->getNodeSize())
            NodeWidth = M_PREFS->getNodeSize();
    }

    bool bgLayerVisible = TEST_RFLAGS(RendererOptions::BackgroundVisible);
    bool fgLayerVisible = TEST_RFLAGS(RendererOptions::ForegroundVisible);
    bool tchpLayerVisible = TEST_RFLAGS(RendererOptions::TouchupVisible);
    bool lblLayerVisible = TEST_RFLAGS(RendererOptions::NamesVisible);

    QMap<RenderPriority, QSet<Feature*> >::const_iterator itm;
    QMap<RenderPriority, QSet<Feature*> >::const_iterator itmCur;
    QSet<Feature*>::const_iterator it;

    thePainter = P;
    thePainter->save();
    thePainter->translate(screen.left(), screen.top());

    itm = theFeatures.constBegin();
    while (itm != theFeatures.constEnd())
    {
        int curLayer = (itm.key()).layer();
        itmCur = itm;
        while (itm != theFeatures.constEnd() && (itm.key()).layer() == curLayer)
        {
            if (bgLayerVisible)
            {
                for (it = itm.value().constBegin(); it != itm.value().constEnd(); ++it) {
                    qreal alpha = (*it)->getAlpha();
                    if ((*it)->isReadonly() && !TEST_RFLAGS(RendererOptions::ForPrinting))
                        alpha /= 2.0;
                    if (alpha != 1.) {
                        P->save();
                        P->setOpacity(alpha);
                    }

                    if (CHECK_WAY(*it)) {
                        Way * R = STATIC_CAST_WAY(*it);
                        for (int i=0; i<R->sizeParents(); ++i)
                            if (!R->getParent(i)->isDeleted() && R->getParent(i)->hasPainter(thePixelPerM))
                                continue;
                        bglayer.draw(R);
                    } else if (CHECK_NODE(*it))
                        bglayer.draw(STATIC_CAST_NODE(*it));
                    else if (CHECK_RELATION(*it))
                        bglayer.draw(STATIC_CAST_RELATION(*it));
                    if (alpha != 1.) {
                        P->restore();
                    }
                }
            }
            ++itm;
        }
        itm = itmCur;
        while (itm != theFeatures.constEnd() && (itm.key()).layer() == curLayer)
        {
            if (fgLayerVisible)
            {
                for (it = itm.value().constBegin(); it != itm.value().constEnd(); ++it) {
                    qreal alpha = (*it)->getAlpha();
                    if ((*it)->isReadonly() && !TEST_RFLAGS(RendererOptions::ForPrinting))
                        alpha /= 2.0;
                    if (alpha != 1.) {
                        P->save();
//.........这里部分代码省略.........
开发者ID:chxyfish，项目名称:merkaartor，代码行数:101，代码来源:MapRenderer.cpp

示例3: render

void MapRenderer::render(
        QPainter* P,
        const QMap<RenderPriority, QSet <Feature*> >& theFeatures,
        const RendererOptions& options,
        MapView* aView
)
{
//    #ifndef NDEBUG
//        QTime Start(QTime::currentTime());
//    #endif

    theView = aView;
    theOptions = options;
    theGlobalPainter = M_STYLE->getGlobalPainter();

    bool bgLayerVisible = TEST_RFLAGS(RendererOptions::BackgroundVisible);
    bool fgLayerVisible = TEST_RFLAGS(RendererOptions::ForegroundVisible);
    bool tchpLayerVisible = TEST_RFLAGS(RendererOptions::TouchupVisible);
    bool lblLayerVisible = TEST_RFLAGS(RendererOptions::NamesVisible);

    QMap<RenderPriority, QSet<Feature*> >::const_iterator itm;
    QMap<RenderPriority, QSet<Feature*> >::const_iterator itmCur;
    QSet<Feature*>::const_iterator it;

    thePainter = P;

    itm = theFeatures.constBegin();
    while (itm != theFeatures.constEnd())
    {
        int curLayer = (itm.key()).layer();
        itmCur = itm;
        while (itm != theFeatures.constEnd() && (itm.key()).layer() == curLayer)
        {
            if (bgLayerVisible)
            {
                for (it = itm.value().constBegin(); it != itm.value().constEnd(); ++it) {
                    qreal alpha = (*it)->getAlpha();
                    if ((*it)->isReadonly() && !TEST_RFLAGS(RendererOptions::ForPrinting))
                        alpha /= 2.0;
                    if (alpha != 1.) {
                        P->save();
                        P->setOpacity(alpha);
                    }

                    if (CHECK_WAY(*it)) {
                        Way * R = STATIC_CAST_WAY(*it);
                        for (int i=0; i<R->sizeParents(); ++i)
                            if (!R->getParent(i)->isDeleted() && R->getParent(i)->hasPainter(theView->pixelPerM()))
                                continue;
                        bglayer.draw(R);
                    } else if (CHECK_NODE(*it))
                        bglayer.draw(STATIC_CAST_NODE(*it));
                    else if (CHECK_RELATION(*it))
                        bglayer.draw(STATIC_CAST_RELATION(*it));
                    if (alpha != 1.) {
                        P->restore();
                    }
                }
            }
            ++itm;
        }
        itm = itmCur;
        while (itm != theFeatures.constEnd() && (itm.key()).layer() == curLayer)
        {
            if (fgLayerVisible)
            {
                for (it = itm.value().constBegin(); it != itm.value().constEnd(); ++it) {
                    qreal alpha = (*it)->getAlpha();
                    if ((*it)->isReadonly() && !TEST_RFLAGS(RendererOptions::ForPrinting))
                        alpha /= 2.0;
                    if (alpha != 1.) {
                        P->save();
                        P->setOpacity(alpha);
                    }

                    if (CHECK_WAY(*it)) {
                        Way * R = STATIC_CAST_WAY(*it);
                        for (int i=0; i<R->sizeParents(); ++i)
                            if (!R->getParent(i)->isDeleted() && R->getParent(i)->hasPainter(theView->pixelPerM()))
                                continue;
                        fglayer.draw(R);
                    } else if (CHECK_NODE(*it))
                        fglayer.draw(STATIC_CAST_NODE(*it));
                    else if (CHECK_RELATION(*it))
                        fglayer.draw(STATIC_CAST_RELATION(*it));
                    if (alpha != 1.) {
                        P->restore();
                    }
                }
            }
            ++itm;
        }
    }
    if (tchpLayerVisible)
    {
        for (itm = theFeatures.constBegin() ;itm != theFeatures.constEnd(); ++itm) {
            for (it = itm.value().constBegin(); it != itm.value().constEnd(); ++it) {
                qreal alpha = (*it)->getAlpha();
                if ((*it)->isReadonly() && !TEST_RFLAGS(RendererOptions::ForPrinting))
                    alpha /= 2.0;
//.........这里部分代码省略.........
开发者ID:4x4falcon，项目名称:fosm-merkaartor，代码行数:101，代码来源:MapRenderer.cpp


注：本文中的Way::getParent方法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。