gecko-dev/layout/svg/SVGSymbolFrame.cpp

51 строка
1.6 KiB
C++

/* -*- Mode: C++; tab-width: 8; indent-tabs-mode: nil; c-basic-offset: 2 -*- */
/* vim: set ts=8 sts=2 et sw=2 tw=80: */
/* This Source Code Form is subject to the terms of the Mozilla Public
* License, v. 2.0. If a copy of the MPL was not distributed with this
* file, You can obtain one at http://mozilla.org/MPL/2.0/. */
// Main header first:
#include "SVGSymbolFrame.h"
#include "mozilla/dom/SVGSymbolElement.h"
#include "mozilla/PresShell.h"
nsIFrame* NS_NewSVGSymbolFrame(mozilla::PresShell* aPresShell,
mozilla::ComputedStyle* aStyle) {
return new (aPresShell)
mozilla::SVGSymbolFrame(aStyle, aPresShell->GetPresContext());
}
namespace mozilla {
NS_IMPL_FRAMEARENA_HELPERS(SVGSymbolFrame)
//----------------------------------------------------------------------
// nsIFrame methods
NS_QUERYFRAME_HEAD(SVGSymbolFrame)
NS_QUERYFRAME_ENTRY(SVGSymbolFrame)
NS_QUERYFRAME_TAIL_INHERITING(SVGViewportFrame)
void SVGSymbolFrame::Init(nsIContent* aContent, nsContainerFrame* aParent,
nsIFrame* aPrevInFlow) {
MOZ_ASSERT(aContent->IsSVGElement(nsGkAtoms::symbol),
"Content is not an SVG 'symbol' element!");
if (!dom::SVGSymbolElement::FromNode(aContent)->CouldBeRendered()) {
AddStateBits(NS_FRAME_IS_NONDISPLAY);
}
SVGViewportFrame::Init(aContent, aParent, aPrevInFlow);
}
void SVGSymbolFrame::BuildDisplayList(nsDisplayListBuilder* aBuilder,
const nsDisplayListSet& aLists) {
if (HasAnyStateBits(NS_FRAME_IS_NONDISPLAY)) {
return;
}
SVGViewportFrame::BuildDisplayList(aBuilder, aLists);
}
} // namespace mozilla