1 files changed, 83 insertions, 0 deletions
diff --git a/dom/svg/SVGAnimatedBoolean.h b/dom/svg/SVGAnimatedBoolean.h
new file mode 100644
index 0000000000..db6dbb1189
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+++ b/dom/svg/SVGAnimatedBoolean.h
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+/* -*- 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_SVGANIMATEDBOOLEAN_H_
+#define DOM_SVG_SVGANIMATEDBOOLEAN_H_
+
+#include "nsError.h"
+#include "mozilla/SMILAttr.h"
+#include "mozilla/AlreadyAddRefed.h"
+#include "mozilla/Attributes.h"
+#include "mozilla/UniquePtr.h"
+
+class nsAtom;
+
+namespace mozilla {
+
+class SMILValue;
+
+namespace dom {
+class DOMSVGAnimatedBoolean;
+class SVGAnimationElement;
+class SVGElement;
+}  // namespace dom
+
+class SVGAnimatedBoolean {
+ public:
+  friend class AutoChangeBooleanNotifier;
+  using SVGElement = dom::SVGElement;
+
+  void Init(uint8_t aAttrEnum = 0xff, bool aValue = false) {
+    mAnimVal = mBaseVal = aValue;
+    mAttrEnum = aAttrEnum;
+    mIsAnimated = false;
+  }
+
+  nsresult SetBaseValueAtom(const nsAtom* aValue, SVGElement* aSVGElement);
+  nsAtom* GetBaseValueAtom() const;
+
+  void SetBaseValue(bool aValue, SVGElement* aSVGElement);
+  bool GetBaseValue() const { return mBaseVal; }
+
+  void SetAnimValue(bool aValue, SVGElement* aSVGElement);
+  bool GetAnimValue() const { return mAnimVal; }
+
+  already_AddRefed<dom::DOMSVGAnimatedBoolean> ToDOMAnimatedBoolean(
+      SVGElement* aSVGElement);
+  UniquePtr<SMILAttr> ToSMILAttr(SVGElement* aSVGElement);
+
+ private:
+  bool mAnimVal;
+  bool mBaseVal;
+  bool mIsAnimated;
+  uint8_t mAttrEnum;  // element specified tracking for attribute
+
+ public:
+  struct SMILBool : public SMILAttr {
+   public:
+    SMILBool(SVGAnimatedBoolean* aVal, SVGElement* aSVGElement)
+        : mVal(aVal), mSVGElement(aSVGElement) {}
+
+    // These will stay alive because a SMILAttr only lives as long
+    // as the Compositing step, and DOM elements don't get a chance to
+    // die during that.
+    SVGAnimatedBoolean* mVal;
+    SVGElement* mSVGElement;
+
+    // SMILAttr methods
+    nsresult ValueFromString(const nsAString& aStr,
+                             const dom::SVGAnimationElement* aSrcElement,
+                             SMILValue& aValue,
+                             bool& aPreventCachingOfSandwich) const override;
+    SMILValue GetBaseValue() const override;
+    void ClearAnimValue() override;
+    nsresult SetAnimValue(const SMILValue& aValue) override;
+  };
+};
+
+}  // namespace mozilla
+
+#endif  // DOM_SVG_SVGANIMATEDBOOLEAN_H_