C++ (Cpp) SVGForeignObjectElement::PrependLocalTransformsTo示例

示例#1

文件： nsSVGForeignObjectFrame.cpp 项目： marxin/gecko-dev

gfxMatrix
nsSVGForeignObjectFrame::GetCanvasTM(uint32_t aFor, nsIFrame* aTransformRoot)
{
  if (!(GetStateBits() & NS_FRAME_IS_NONDISPLAY) && !aTransformRoot) {
    if (aFor == FOR_PAINTING && NS_SVGDisplayListPaintingEnabled()) {
      return nsSVGIntegrationUtils::GetCSSPxToDevPxMatrix(this);
    }
    if (aFor == FOR_HIT_TESTING && NS_SVGDisplayListHitTestingEnabled()) {
      return gfxMatrix();
    }
  }
  if (!mCanvasTM) {
    NS_ASSERTION(GetParent(), "null parent");

    nsSVGContainerFrame *parent = static_cast<nsSVGContainerFrame*>(GetParent());
    SVGForeignObjectElement *content =
      static_cast<SVGForeignObjectElement*>(mContent);

    gfxMatrix tm = content->PrependLocalTransformsTo(
        this == aTransformRoot ? gfxMatrix() :
                                 parent->GetCanvasTM(aFor, aTransformRoot));

    mCanvasTM = new gfxMatrix(tm);
  }
  return *mCanvasTM;
}

示例#2

文件： nsSVGForeignObjectFrame.cpp 项目： AtulKumar2/gecko-dev

gfxMatrix
nsSVGForeignObjectFrame::GetCanvasTM()
{
  if (!mCanvasTM) {
    NS_ASSERTION(GetParent(), "null parent");

    nsSVGContainerFrame *parent = static_cast<nsSVGContainerFrame*>(GetParent());
    SVGForeignObjectElement *content =
      static_cast<SVGForeignObjectElement*>(mContent);

    gfxMatrix tm = content->PrependLocalTransformsTo(parent->GetCanvasTM());

    mCanvasTM = new gfxMatrix(tm);
  }
  return *mCanvasTM;
}

示例#3

文件： nsSVGForeignObjectFrame.cpp 项目： Tripleman/mozilla-central

gfxMatrix
nsSVGForeignObjectFrame::GetCanvasTM(uint32_t aFor)
{
  if (!(GetStateBits() & NS_STATE_SVG_NONDISPLAY_CHILD)) {
    if ((aFor == FOR_PAINTING && NS_SVGDisplayListPaintingEnabled()) ||
        (aFor == FOR_HIT_TESTING && NS_SVGDisplayListHitTestingEnabled())) {
      return nsSVGIntegrationUtils::GetCSSPxToDevPxMatrix(this);
    }
  }
  if (!mCanvasTM) {
    NS_ASSERTION(mParent, "null parent");

    nsSVGContainerFrame *parent = static_cast<nsSVGContainerFrame*>(mParent);
    SVGForeignObjectElement *content =
      static_cast<SVGForeignObjectElement*>(mContent);

    gfxMatrix tm = content->PrependLocalTransformsTo(parent->GetCanvasTM(aFor));

    mCanvasTM = new gfxMatrix(tm);
  }
  return *mCanvasTM;
}