1 files changed, 153 insertions, 0 deletions
diff --git a/dom/svg/SVGAnimatedOrient.h b/dom/svg/SVGAnimatedOrient.h
new file mode 100644
index 0000000000..e03f9f18c5
--- /dev/null
+++ b/dom/svg/SVGAnimatedOrient.h
@@ -0,0 +1,153 @@
+/* -*- 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_SVGANIMATEDORIENT_H_
+#define DOM_SVG_SVGANIMATEDORIENT_H_
+
+#include "DOMSVGAnimatedEnumeration.h"
+#include "nsError.h"
+#include "SVGAnimatedEnumeration.h"
+#include "mozilla/AlreadyAddRefed.h"
+#include "mozilla/Attributes.h"
+#include "mozilla/SMILAttr.h"
+#include "mozilla/dom/SVGAngleBinding.h"
+#include "mozilla/dom/SVGMarkerElementBinding.h"
+#include "mozilla/UniquePtr.h"
+
+class nsISupports;
+
+namespace mozilla {
+
+class SMILValue;
+
+namespace dom {
+class DOMSVGAngle;
+class DOMSVGAnimatedAngle;
+class SVGAnimationElement;
+class SVGElement;
+}  // namespace dom
+
+class SVGAnimatedOrient {
+  friend class AutoChangeOrientNotifier;
+  friend class dom::DOMSVGAngle;
+  friend class dom::DOMSVGAnimatedAngle;
+  using SVGElement = dom::SVGElement;
+
+ public:
+  void Init() {
+    mAnimVal = mBaseVal = .0f;
+    mAnimType = mBaseType =
+        dom::SVGMarkerElement_Binding::SVG_MARKER_ORIENT_ANGLE;
+    mAnimValUnit = mBaseValUnit =
+        dom::SVGAngle_Binding::SVG_ANGLETYPE_UNSPECIFIED;
+    mIsAnimated = false;
+  }
+
+  nsresult SetBaseValueString(const nsAString& aValue, SVGElement* aSVGElement,
+                              bool aDoSetAttr);
+  void GetBaseValueString(nsAString& aValue) const;
+  void GetBaseAngleValueString(nsAString& aValue) const;
+  void GetAnimAngleValueString(nsAString& aValue) const;
+
+  float GetBaseValue() const {
+    return mBaseVal * GetDegreesPerUnit(mBaseValUnit);
+  }
+  float GetAnimValue() const {
+    return mAnimVal * GetDegreesPerUnit(mAnimValUnit);
+  }
+  SVGEnumValue GetAnimType() const { return mAnimType; }
+
+  void SetBaseValue(float aValue, uint8_t aUnit, SVGElement* aSVGElement,
+                    bool aDoSetAttr);
+  void SetBaseType(SVGEnumValue aValue, SVGElement* aSVGElement,
+                   ErrorResult& aRv);
+  void SetAnimValue(float aValue, uint8_t aUnit, SVGElement* aSVGElement);
+  void SetAnimType(SVGEnumValue aValue, SVGElement* aSVGElement);
+
+  uint8_t GetBaseValueUnit() const { return mBaseValUnit; }
+  uint8_t GetAnimValueUnit() const { return mAnimValUnit; }
+  float GetBaseValInSpecifiedUnits() const { return mBaseVal; }
+  float GetAnimValInSpecifiedUnits() const { return mAnimVal; }
+
+  static nsresult ToDOMSVGAngle(nsISupports** aResult);
+  already_AddRefed<dom::DOMSVGAnimatedAngle> ToDOMAnimatedAngle(
+      SVGElement* aSVGElement);
+  already_AddRefed<dom::DOMSVGAnimatedEnumeration> ToDOMAnimatedEnum(
+      SVGElement* aSVGElement);
+  UniquePtr<SMILAttr> ToSMILAttr(SVGElement* aSVGElement);
+
+  static bool IsValidUnitType(uint16_t aUnitType);
+
+  static bool GetValueFromString(const nsAString& aString, float& aValue,
+                                 uint16_t* aUnitType);
+  static float GetDegreesPerUnit(uint8_t aUnit);
+
+ private:
+  float mAnimVal;
+  float mBaseVal;
+  uint8_t mAnimType;
+  uint8_t mBaseType;
+  uint8_t mAnimValUnit;
+  uint8_t mBaseValUnit;
+  bool mIsAnimated;
+
+  void SetBaseValueInSpecifiedUnits(float aValue, SVGElement* aSVGElement);
+  nsresult NewValueSpecifiedUnits(uint16_t aUnitType,
+                                  float aValueInSpecifiedUnits,
+                                  SVGElement* aSVGElement);
+  nsresult ConvertToSpecifiedUnits(uint16_t aUnitType, SVGElement* aSVGElement);
+  already_AddRefed<dom::DOMSVGAngle> ToDOMBaseVal(SVGElement* aSVGElement);
+  already_AddRefed<dom::DOMSVGAngle> ToDOMAnimVal(SVGElement* aSVGElement);
+
+ public:
+  // DOM wrapper class for the (DOM)SVGAnimatedEnumeration interface where the
+  // wrapped class is SVGAnimatedOrient.
+  struct DOMAnimatedEnum final : public dom::DOMSVGAnimatedEnumeration {
+    DOMAnimatedEnum(SVGAnimatedOrient* aVal, SVGElement* aSVGElement)
+        : DOMSVGAnimatedEnumeration(aSVGElement), mVal(aVal) {}
+    ~DOMAnimatedEnum();
+
+    SVGAnimatedOrient* mVal;  // kept alive because it belongs to content
+
+    using dom::DOMSVGAnimatedEnumeration::SetBaseVal;
+    uint16_t BaseVal() override { return mVal->mBaseType; }
+    void SetBaseVal(uint16_t aBaseVal, ErrorResult& aRv) override {
+      mVal->SetBaseType(aBaseVal, mSVGElement, aRv);
+    }
+    uint16_t AnimVal() override {
+      // Script may have modified animation parameters or timeline -- DOM
+      // getters need to flush any resample requests to reflect these
+      // modifications.
+      mSVGElement->FlushAnimations();
+      return mVal->mAnimType;
+    }
+  };
+
+  struct SMILOrient final : public SMILAttr {
+   public:
+    SMILOrient(SVGAnimatedOrient* aOrient, SVGElement* aSVGElement)
+        : mOrient(aOrient), 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.
+    SVGAnimatedOrient* mOrient;
+    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_SVGANIMATEDORIENT_H_