C++ (Cpp) LayoutSVGResourceContainer::invalidateCacheAndMarkForLayout示例

示例#1

void SVGMaskElement::svgAttributeChanged(const QualifiedName& attrName) {
  bool isLengthAttr =
      attrName == SVGNames::xAttr || attrName == SVGNames::yAttr ||
      attrName == SVGNames::widthAttr || attrName == SVGNames::heightAttr;

  if (isLengthAttr || attrName == SVGNames::maskUnitsAttr ||
      attrName == SVGNames::maskContentUnitsAttr ||
      SVGTests::isKnownAttribute(attrName)) {
    SVGElement::InvalidationGuard invalidationGuard(this);

    if (isLengthAttr) {
      invalidateSVGPresentationAttributeStyle();
      setNeedsStyleRecalc(LocalStyleChange,
                          StyleChangeReasonForTracing::fromAttribute(attrName));
      updateRelativeLengthsInformation();
    }

    LayoutSVGResourceContainer* layoutObject =
        toLayoutSVGResourceContainer(this->layoutObject());
    if (layoutObject)
      layoutObject->invalidateCacheAndMarkForLayout();

    return;
  }

  SVGElement::svgAttributeChanged(attrName);
}

示例#2

文件： SVGRadialGradientElement.cpp 项目： kingysu/blink-crosswalk

void SVGRadialGradientElement::svgAttributeChanged(const QualifiedName& attrName)
{
    if (!isSupportedAttribute(attrName)) {
        SVGGradientElement::svgAttributeChanged(attrName);
        return;
    }

    SVGElement::InvalidationGuard invalidationGuard(this);

    updateRelativeLengthsInformation();

    LayoutSVGResourceContainer* renderer = toLayoutSVGResourceContainer(this->layoutObject());
    if (renderer)
        renderer->invalidateCacheAndMarkForLayout();
}

示例#3

文件： SVGPatternElement.cpp 项目： kingysu/blink-crosswalk

void SVGPatternElement::svgAttributeChanged(const QualifiedName& attrName)
{
    if (!isSupportedAttribute(attrName)) {
        SVGElement::svgAttributeChanged(attrName);
        return;
    }

    SVGElement::InvalidationGuard invalidationGuard(this);

    if (attrName == SVGNames::xAttr
        || attrName == SVGNames::yAttr
        || attrName == SVGNames::widthAttr
        || attrName == SVGNames::heightAttr)
        updateRelativeLengthsInformation();

    LayoutSVGResourceContainer* renderer = toLayoutSVGResourceContainer(this->layoutObject());
    if (renderer)
        renderer->invalidateCacheAndMarkForLayout();
}