зеркало из https://github.com/mozilla/gecko-dev.git
144 строки
4.7 KiB
C++
144 строки
4.7 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/. */
|
|
|
|
#include "mozilla/dom/SVGForeignObjectElement.h"
|
|
|
|
#include "mozilla/AlreadyAddRefed.h"
|
|
#include "mozilla/ArrayUtils.h"
|
|
#include "mozilla/dom/SVGDocument.h"
|
|
#include "mozilla/dom/SVGForeignObjectElementBinding.h"
|
|
#include "mozilla/dom/SVGLengthBinding.h"
|
|
#include "SVGGeometryProperty.h"
|
|
|
|
NS_IMPL_NS_NEW_SVG_ELEMENT(ForeignObject)
|
|
|
|
namespace mozilla::dom {
|
|
|
|
JSObject* SVGForeignObjectElement::WrapNode(JSContext* aCx,
|
|
JS::Handle<JSObject*> aGivenProto) {
|
|
return SVGForeignObjectElement_Binding::Wrap(aCx, this, aGivenProto);
|
|
}
|
|
|
|
SVGElement::LengthInfo SVGForeignObjectElement::sLengthInfo[4] = {
|
|
{nsGkAtoms::x, 0, SVGLength_Binding::SVG_LENGTHTYPE_NUMBER,
|
|
SVGContentUtils::X},
|
|
{nsGkAtoms::y, 0, SVGLength_Binding::SVG_LENGTHTYPE_NUMBER,
|
|
SVGContentUtils::Y},
|
|
{nsGkAtoms::width, 0, SVGLength_Binding::SVG_LENGTHTYPE_NUMBER,
|
|
SVGContentUtils::X},
|
|
{nsGkAtoms::height, 0, SVGLength_Binding::SVG_LENGTHTYPE_NUMBER,
|
|
SVGContentUtils::Y},
|
|
};
|
|
|
|
//----------------------------------------------------------------------
|
|
// Implementation
|
|
|
|
SVGForeignObjectElement::SVGForeignObjectElement(
|
|
already_AddRefed<mozilla::dom::NodeInfo>&& aNodeInfo)
|
|
: SVGGraphicsElement(std::move(aNodeInfo)) {}
|
|
|
|
namespace SVGT = SVGGeometryProperty::Tags;
|
|
|
|
//----------------------------------------------------------------------
|
|
// nsINode methods
|
|
|
|
NS_IMPL_ELEMENT_CLONE_WITH_INIT(SVGForeignObjectElement)
|
|
|
|
//----------------------------------------------------------------------
|
|
|
|
already_AddRefed<DOMSVGAnimatedLength> SVGForeignObjectElement::X() {
|
|
return mLengthAttributes[ATTR_X].ToDOMAnimatedLength(this);
|
|
}
|
|
|
|
already_AddRefed<DOMSVGAnimatedLength> SVGForeignObjectElement::Y() {
|
|
return mLengthAttributes[ATTR_Y].ToDOMAnimatedLength(this);
|
|
}
|
|
|
|
already_AddRefed<DOMSVGAnimatedLength> SVGForeignObjectElement::Width() {
|
|
return mLengthAttributes[ATTR_WIDTH].ToDOMAnimatedLength(this);
|
|
}
|
|
|
|
already_AddRefed<DOMSVGAnimatedLength> SVGForeignObjectElement::Height() {
|
|
return mLengthAttributes[ATTR_HEIGHT].ToDOMAnimatedLength(this);
|
|
}
|
|
|
|
//----------------------------------------------------------------------
|
|
// SVGElement methods
|
|
|
|
/* virtual */
|
|
gfxMatrix SVGForeignObjectElement::PrependLocalTransformsTo(
|
|
const gfxMatrix& aMatrix, SVGTransformTypes aWhich) const {
|
|
// 'transform' attribute:
|
|
gfxMatrix fromUserSpace =
|
|
SVGGraphicsElement::PrependLocalTransformsTo(aMatrix, aWhich);
|
|
if (aWhich == eUserSpaceToParent) {
|
|
return fromUserSpace;
|
|
}
|
|
// our 'x' and 'y' attributes:
|
|
float x, y;
|
|
|
|
if (!SVGGeometryProperty::ResolveAll<SVGT::X, SVGT::Y>(this, &x, &y)) {
|
|
// This function might be called for element in display:none subtree
|
|
// (e.g. getScreenCTM), we fall back to use SVG attributes.
|
|
const_cast<SVGForeignObjectElement*>(this)->GetAnimatedLengthValues(
|
|
&x, &y, nullptr);
|
|
}
|
|
|
|
gfxMatrix toUserSpace = gfxMatrix::Translation(x, y);
|
|
if (aWhich == eChildToUserSpace) {
|
|
return toUserSpace * aMatrix;
|
|
}
|
|
MOZ_ASSERT(aWhich == eAllTransforms, "Unknown TransformTypes");
|
|
return toUserSpace * fromUserSpace;
|
|
}
|
|
|
|
/* virtual */
|
|
bool SVGForeignObjectElement::HasValidDimensions() const {
|
|
float width, height;
|
|
|
|
DebugOnly<bool> ok =
|
|
SVGGeometryProperty::ResolveAll<SVGT::Width, SVGT::Height>(this, &width,
|
|
&height);
|
|
MOZ_ASSERT(ok, "SVGGeometryProperty::ResolveAll failed");
|
|
return width > 0 && height > 0;
|
|
}
|
|
|
|
//----------------------------------------------------------------------
|
|
// nsIContent methods
|
|
|
|
NS_IMETHODIMP_(bool)
|
|
SVGForeignObjectElement::IsAttributeMapped(const nsAtom* name) const {
|
|
return IsInLengthInfo(name, sLengthInfo) ||
|
|
SVGGraphicsElement::IsAttributeMapped(name);
|
|
}
|
|
|
|
//----------------------------------------------------------------------
|
|
// SVGElement methods
|
|
|
|
SVGElement::LengthAttributesInfo SVGForeignObjectElement::GetLengthInfo() {
|
|
return LengthAttributesInfo(mLengthAttributes, sLengthInfo,
|
|
ArrayLength(sLengthInfo));
|
|
}
|
|
|
|
nsCSSPropertyID SVGForeignObjectElement::GetCSSPropertyIdForAttrEnum(
|
|
uint8_t aAttrEnum) {
|
|
switch (aAttrEnum) {
|
|
case ATTR_X:
|
|
return eCSSProperty_x;
|
|
case ATTR_Y:
|
|
return eCSSProperty_y;
|
|
case ATTR_WIDTH:
|
|
return eCSSProperty_width;
|
|
case ATTR_HEIGHT:
|
|
return eCSSProperty_height;
|
|
default:
|
|
MOZ_ASSERT_UNREACHABLE("Unknown attr enum");
|
|
return eCSSProperty_UNKNOWN;
|
|
}
|
|
}
|
|
|
|
} // namespace mozilla::dom
|