gecko-dev/layout/svg/nsSVGGenericContainerFrame.cpp

64 строки
2.0 KiB
C++

/* -*- Mode: C++; tab-width: 2; indent-tabs-mode: nil; c-basic-offset: 2 -*- */
/* 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 "nsSVGGenericContainerFrame.h"
#include "nsSVGIntegrationUtils.h"
//----------------------------------------------------------------------
// nsSVGGenericContainerFrame Implementation
nsIFrame*
NS_NewSVGGenericContainerFrame(nsIPresShell* aPresShell, nsStyleContext* aContext)
{
return new (aPresShell) nsSVGGenericContainerFrame(aContext);
}
NS_IMPL_FRAMEARENA_HELPERS(nsSVGGenericContainerFrame)
//----------------------------------------------------------------------
// nsIFrame methods
nsresult
nsSVGGenericContainerFrame::AttributeChanged(int32_t aNameSpaceID,
nsIAtom* aAttribute,
int32_t aModType)
{
#ifdef DEBUG
nsAutoString str;
aAttribute->ToString(str);
printf("** nsSVGGenericContainerFrame::AttributeChanged(%s)\n",
NS_LossyConvertUTF16toASCII(str).get());
#endif
return NS_OK;
}
nsIAtom *
nsSVGGenericContainerFrame::GetType() const
{
return nsGkAtoms::svgGenericContainerFrame;
}
//----------------------------------------------------------------------
// nsSVGContainerFrame methods:
gfxMatrix
nsSVGGenericContainerFrame::GetCanvasTM(uint32_t aFor,
nsIFrame* aTransformRoot)
{
if (!(GetStateBits() & NS_FRAME_IS_NONDISPLAY) && !aTransformRoot) {
if ((aFor == FOR_PAINTING && NS_SVGDisplayListPaintingEnabled()) ||
(aFor == FOR_HIT_TESTING && NS_SVGDisplayListHitTestingEnabled())) {
return nsSVGIntegrationUtils::GetCSSPxToDevPxMatrix(this);
}
}
NS_ASSERTION(GetParent(), "null parent");
return static_cast<nsSVGContainerFrame*>(GetParent())->
GetCanvasTM(aFor, aTransformRoot);
}