/* -*- 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/. */
#ifndef DOM_SVG_SVGRECT_H_
#define DOM_SVG_SVGRECT_H_
#include "mozilla/dom/SVGElement.h"
#include "mozilla/gfx/Rect.h"
////////////////////////////////////////////////////////////////////////
// SVGRect class
namespace mozilla::dom {
class SVGSVGElement;
class SVGRect final :
public nsWrapperCache {
public:
enum class RectType : uint8_t { BaseValue, AnimValue, CreatedValue };
NS_INLINE_DECL_CYCLE_COLLECTING_NATIVE_REFCOUNTING(SVGRect)
NS_DECL_CYCLE_COLLECTION_SCRIPT_HOLDER_NATIVE_CLASS(SVGRect)
/**
* Generic ctor for objects that are created for an attribute.
*/
SVGRect(SVGAnimatedViewBox* aVal, SVGElement* aSVGElement, RectType aType)
: mVal(aVal), mParent(aSVGElement), mType(aType) {
MOZ_ASSERT(mParent);
MOZ_ASSERT(mType == RectType::BaseValue || mType == RectType::AnimValue);
}
/**
* Ctor for creating the objects returned by SVGSVGElement.createSVGRect(),
* which do not initially belong to an attribute.
*/
explicit SVGRect(SVGSVGElement* aSVGElement);
/**
* Ctor for all other non-attribute usage i.e getBBox, getExtentOfChar etc.
*/
SVGRect(nsIContent* aParent,
const gfx::Rect& aRect)
: mVal(nullptr),
mRect(aRect),
mParent(aParent),
mType(RectType::CreatedValue) {
MOZ_ASSERT(mParent);
}
JSObject* WrapObject(JSContext* aCx,
JS::Handle<JSObject*> aGivenProto) override;
float X();
float Y();
float Width();
float Height();
void SetX(
float aX, mozilla::ErrorResult& aRv);
void SetY(
float aY, mozilla::ErrorResult& aRv);
void SetWidth(
float aWidth, mozilla::ErrorResult& aRv);
void SetHeight(
float aHeight, mozilla::ErrorResult& aRv);
nsIContent* GetParentObject()
const {
MOZ_ASSERT(mParent);
return mParent;
}
private:
virtual ~SVGRect();
// If we're actually representing a viewBox rect then our value
// will come from that element's viewBox attribute's value.
SVGAnimatedViewBox* mVal;
// kept alive because it belongs to content
gfx::Rect mRect;
// If mType is AnimValue or BaseValue this will be an element that
// has a viewBox, otherwise it could be any nsIContent.
RefPtr<nsIContent> mParent;
const RectType mType;
};
}
// namespace mozilla::dom
#endif // DOM_SVG_SVGRECT_H_
