void RenderSVGImage::layout()
{
    ASSERT(needsLayout());

    LayoutRepainter repainter(*this, m_everHadLayout && checkForRepaintDuringLayout());
    SVGImageElement* image = static_cast<SVGImageElement*>(node());

    bool updateCachedBoundariesInParents = false;
    if (m_needsTransformUpdate) {
        m_localTransform = image->animatedLocalTransform();
        m_needsTransformUpdate = false;
        updateCachedBoundariesInParents = true;
    }

    // FIXME: Optimize caching the repaint rects.
    FloatRect oldBoundaries = m_localBounds;
    m_localBounds = FloatRect(image->x().value(image), image->y().value(image), image->width().value(image), image->height().value(image));
    m_cachedLocalRepaintRect = FloatRect();

    if (!updateCachedBoundariesInParents)
        updateCachedBoundariesInParents = oldBoundaries != m_localBounds;

    // Invalidate all resources of this client if our layout changed.
    if (m_everHadLayout && selfNeedsLayout())
        SVGResourcesCache::clientLayoutChanged(this);

    // If our bounds changed, notify the parents.
    if (updateCachedBoundariesInParents)
        RenderSVGModelObject::setNeedsBoundariesUpdate();

    repainter.repaintAfterLayout();
    setNeedsLayout(false);
}
예제 #2
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void RenderSVGImage::layout()
{
    ASSERT(needsLayout());

    LayoutRepainter repainter(*this, checkForRepaintDuringLayout());
    SVGImageElement* image = static_cast<SVGImageElement*>(node());

    if (m_needsTransformUpdate) {
        m_localTransform = image->animatedLocalTransform();
        m_needsTransformUpdate = false;
    }

    // minimum height
    setHeight(errorOccurred() ? intrinsicSize().height() : 0);

    calcWidth();
    calcHeight();

    m_localBounds = FloatRect(image->x().value(image), image->y().value(image), image->width().value(image), image->height().value(image));
    m_cachedLocalRepaintRect = FloatRect();

    repainter.repaintAfterLayout();
    
    setNeedsLayout(false);
}
예제 #3
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bool RenderSVGImage::updateImageViewport()
{
    SVGImageElement* image = static_cast<SVGImageElement*>(node());
    FloatRect oldBoundaries = m_objectBoundingBox;

    SVGLengthContext lengthContext(image);
    m_objectBoundingBox = FloatRect(image->x().value(lengthContext), image->y().value(lengthContext), image->width().value(lengthContext), image->height().value(lengthContext));

    if (oldBoundaries == m_objectBoundingBox)
        return false;

    m_imageResource->setContainerSizeForRenderer(enclosingIntRect(m_objectBoundingBox).size());
    m_needsBoundariesUpdate = true;
    return true;
}
예제 #4
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bool RenderSVGImage::updateImageViewport()
{
    SVGImageElement* image = toSVGImageElement(element());
    FloatRect oldBoundaries = m_objectBoundingBox;
    bool updatedViewport = false;

    SVGLengthContext lengthContext(image);
    m_objectBoundingBox = FloatRect(image->x()->currentValue()->value(lengthContext), image->y()->currentValue()->value(lengthContext), image->width()->currentValue()->value(lengthContext), image->height()->currentValue()->value(lengthContext));

    bool boundsChanged = oldBoundaries != m_objectBoundingBox;

    // Images with preserveAspectRatio=none should force non-uniform scaling. This can be achieved
    // by setting the image's container size to its intrinsic size.
    // See: http://www.w3.org/TR/SVG/single-page.html, 7.8 The ‘preserveAspectRatio’ attribute.
    IntSize newViewportSize;
    if (image->preserveAspectRatio()->currentValue()->align() == SVGPreserveAspectRatio::SVG_PRESERVEASPECTRATIO_NONE) {
        LayoutSize intrinsicSize = m_imageResource->intrinsicSize(style()->effectiveZoom());
        if (intrinsicSize != m_imageResource->imageSize(style()->effectiveZoom())) {
            newViewportSize = roundedIntSize(intrinsicSize);
            updatedViewport = true;
        }
    } else if (boundsChanged) {
        newViewportSize = enclosingIntRect(m_objectBoundingBox).size();
        updatedViewport = true;
    }
    if (updatedViewport)
        m_imageResource->setContainerSizeForRenderer(newViewportSize);
    m_needsBoundariesUpdate |= boundsChanged;
    return updatedViewport;
}
예제 #5
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AffineTransform RenderSVGImage::translationForAttributes()
{
    SVGImageElement *image = static_cast<SVGImageElement*>(node());
    return AffineTransform().translate(image->x().value(), image->y().value());
}
예제 #6
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FloatRect RenderSVGImage::relativeBBox(bool includeStroke) const
{
    SVGImageElement* image = static_cast<SVGImageElement*>(node());
    return FloatRect(image->x().value(), image->y().value(), width(), height());
}