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authorMatt A. Tobin <mattatobin@localhost.localdomain>2018-02-02 04:16:08 -0500
committerMatt A. Tobin <mattatobin@localhost.localdomain>2018-02-02 04:16:08 -0500
commit5f8de423f190bbb79a62f804151bc24824fa32d8 (patch)
tree10027f336435511475e392454359edea8e25895d /layout/style/nsStyleCoord.h
parent49ee0794b5d912db1f95dce6eb52d781dc210db5 (diff)
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Add m-esr52 at 52.6.0
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-rw-r--r--layout/style/nsStyleCoord.h649
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diff --git a/layout/style/nsStyleCoord.h b/layout/style/nsStyleCoord.h
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+/* -*- 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/. */
+
+/* representation of length values in computed style data */
+
+#ifndef nsStyleCoord_h___
+#define nsStyleCoord_h___
+
+#include "nsCoord.h"
+#include "nsStyleConsts.h"
+
+namespace mozilla {
+
+class WritingMode;
+
+// Logical axis, edge and side constants for use in various places.
+enum LogicalAxis {
+ eLogicalAxisBlock = 0x0,
+ eLogicalAxisInline = 0x1
+};
+enum LogicalEdge {
+ eLogicalEdgeStart = 0x0,
+ eLogicalEdgeEnd = 0x1
+};
+enum LogicalSide {
+ eLogicalSideBStart = (eLogicalAxisBlock << 1) | eLogicalEdgeStart, // 0x0
+ eLogicalSideBEnd = (eLogicalAxisBlock << 1) | eLogicalEdgeEnd, // 0x1
+ eLogicalSideIStart = (eLogicalAxisInline << 1) | eLogicalEdgeStart, // 0x2
+ eLogicalSideIEnd = (eLogicalAxisInline << 1) | eLogicalEdgeEnd // 0x3
+};
+
+} // namespace mozilla
+
+enum nsStyleUnit : uint8_t {
+ eStyleUnit_Null = 0, // (no value) value is not specified
+ eStyleUnit_Normal = 1, // (no value)
+ eStyleUnit_Auto = 2, // (no value)
+ eStyleUnit_None = 3, // (no value)
+ eStyleUnit_Percent = 10, // (float) 1.0 == 100%
+ eStyleUnit_Factor = 11, // (float) a multiplier
+ eStyleUnit_Degree = 12, // (float) angle in degrees
+ eStyleUnit_Grad = 13, // (float) angle in grads
+ eStyleUnit_Radian = 14, // (float) angle in radians
+ eStyleUnit_Turn = 15, // (float) angle in turns
+ eStyleUnit_FlexFraction = 16, // (float) <flex> in fr units
+ eStyleUnit_Coord = 20, // (nscoord) value is twips
+ eStyleUnit_Integer = 30, // (int) value is simple integer
+ eStyleUnit_Enumerated = 32, // (int) value has enumerated meaning
+
+ // The following are reference counted allocated types.
+ eStyleUnit_Calc = 40, // (Calc*) calc() toplevel; always present
+ // to distinguish 50% from calc(50%), etc.
+
+ eStyleUnit_MAX = 40 // highest valid nsStyleUnit value
+};
+
+typedef union {
+ int32_t mInt; // nscoord is a int32_t for now
+ float mFloat;
+ // An mPointer is a reference counted pointer. Currently this can only
+ // ever be an nsStyleCoord::Calc*.
+ void* mPointer;
+} nsStyleUnion;
+
+/**
+ * Class that hold a single size specification used by the style
+ * system. The size specification consists of two parts -- a number
+ * and a unit. The number is an integer, a floating point value, an
+ * nscoord, or undefined, and the unit is an nsStyleUnit. Checking
+ * the unit is a must before asking for the value in any particular
+ * form.
+ */
+ /** <div rustbindgen private accessor="unsafe"></div> */
+class nsStyleCoord {
+public:
+ // Non-reference counted calc() value. See nsStyleStruct.h for some uses
+ // of this.
+ struct CalcValue {
+ // Every calc() expression evaluates to a length plus a percentage.
+ nscoord mLength;
+ float mPercent;
+ bool mHasPercent; // whether there was any % syntax, even if 0
+
+ bool operator==(const CalcValue& aOther) const {
+ return mLength == aOther.mLength &&
+ mPercent == aOther.mPercent &&
+ mHasPercent == aOther.mHasPercent;
+ }
+ bool operator!=(const CalcValue& aOther) const {
+ return !(*this == aOther);
+ }
+
+ nscoord ToLength() const {
+ MOZ_ASSERT(!mHasPercent);
+ return mLength;
+ }
+
+ // If this returns true the value is definitely zero. It it returns false
+ // it might be zero. So it's best used for conservative optimization.
+ bool IsDefinitelyZero() const { return mLength == 0 && mPercent == 0; }
+ };
+
+ // Reference counted calc() value. This is the type that is used to store
+ // the calc() value in nsStyleCoord.
+ struct Calc final : public CalcValue {
+ NS_INLINE_DECL_THREADSAFE_REFCOUNTING(Calc)
+ Calc() {}
+
+ private:
+ Calc(const Calc&) = delete;
+ ~Calc() {}
+ Calc& operator=(const Calc&) = delete;
+ };
+
+ explicit nsStyleCoord(nsStyleUnit aUnit = eStyleUnit_Null);
+ enum CoordConstructorType { CoordConstructor };
+ inline nsStyleCoord(nscoord aValue, CoordConstructorType);
+ nsStyleCoord(int32_t aValue, nsStyleUnit aUnit);
+ nsStyleCoord(float aValue, nsStyleUnit aUnit);
+ inline nsStyleCoord(const nsStyleCoord& aCopy);
+ inline nsStyleCoord(const nsStyleUnion& aValue, nsStyleUnit aUnit);
+ ~nsStyleCoord() { Reset(); }
+
+ nsStyleCoord& operator=(const nsStyleCoord& aOther)
+ {
+ if (this != &aOther) {
+ SetValue(mUnit, mValue, aOther);
+ }
+ return *this;
+ }
+ bool operator==(const nsStyleCoord& aOther) const;
+ bool operator!=(const nsStyleCoord& aOther) const;
+
+ nsStyleUnit GetUnit() const {
+ NS_ASSERTION(mUnit != eStyleUnit_Null, "reading uninitialized value");
+ return mUnit;
+ }
+
+ bool IsAngleValue() const {
+ return eStyleUnit_Degree <= mUnit && mUnit <= eStyleUnit_Turn;
+ }
+
+ static bool IsCalcUnit(nsStyleUnit aUnit) {
+ return aUnit == eStyleUnit_Calc;
+ }
+
+ static bool IsPointerUnit(nsStyleUnit aUnit) {
+ return IsCalcUnit(aUnit);
+ }
+
+ bool IsCalcUnit() const {
+ return IsCalcUnit(mUnit);
+ }
+
+ bool IsPointerValue() const {
+ return IsPointerUnit(mUnit);
+ }
+
+ bool IsCoordPercentCalcUnit() const {
+ return mUnit == eStyleUnit_Coord ||
+ mUnit == eStyleUnit_Percent ||
+ IsCalcUnit();
+ }
+
+ // Does this calc() expression have any percentages inside it? Can be
+ // called only when IsCalcUnit() is true.
+ bool CalcHasPercent() const {
+ return GetCalcValue()->mHasPercent;
+ }
+
+ bool HasPercent() const {
+ return mUnit == eStyleUnit_Percent ||
+ (IsCalcUnit() && CalcHasPercent());
+ }
+
+ static bool ConvertsToLength(const nsStyleUnit aUnit,
+ const nsStyleUnion aValue) {
+ return aUnit == eStyleUnit_Coord ||
+ (IsCalcUnit(aUnit) && !AsCalcValue(aValue)->mHasPercent);
+ }
+
+ bool ConvertsToLength() const {
+ return ConvertsToLength(mUnit, mValue);
+ }
+
+ static nscoord ToLength(nsStyleUnit aUnit, nsStyleUnion aValue) {
+ MOZ_ASSERT(ConvertsToLength(aUnit, aValue));
+ if (IsCalcUnit(aUnit)) {
+ return AsCalcValue(aValue)->ToLength(); // Note: This asserts !mHasPercent
+ }
+ MOZ_ASSERT(aUnit == eStyleUnit_Coord);
+ return aValue.mInt;
+ }
+
+ nscoord ToLength() const {
+ return ToLength(GetUnit(), mValue);
+ }
+
+ // Callers must verify IsCalcUnit before calling this function.
+ static Calc* AsCalcValue(nsStyleUnion aValue) {
+ return static_cast<Calc*>(aValue.mPointer);
+ }
+
+ nscoord GetCoordValue() const;
+ int32_t GetIntValue() const;
+ float GetPercentValue() const;
+ float GetFactorValue() const;
+ float GetFactorOrPercentValue() const;
+ float GetAngleValue() const;
+ double GetAngleValueInDegrees() const;
+ double GetAngleValueInRadians() const;
+ float GetFlexFractionValue() const;
+ Calc* GetCalcValue() const;
+ uint32_t HashValue(uint32_t aHash) const;
+
+ // Sets to null and releases any refcounted objects. Only use this if the
+ // object is initialized (i.e. don't use it in nsStyleCoord constructors).
+ void Reset();
+
+ void SetCoordValue(nscoord aValue);
+ void SetIntValue(int32_t aValue, nsStyleUnit aUnit);
+ void SetPercentValue(float aValue);
+ void SetFactorValue(float aValue);
+ void SetAngleValue(float aValue, nsStyleUnit aUnit);
+ void SetFlexFractionValue(float aValue);
+ void SetNormalValue();
+ void SetAutoValue();
+ void SetNoneValue();
+ void SetCalcValue(Calc* aValue);
+
+ // Resets a coord represented by a unit/value pair.
+ static inline void Reset(nsStyleUnit& aUnit, nsStyleUnion& aValue);
+
+ // Sets a coord represented by a unit/value pair from a second
+ // unit/value pair.
+ static inline void SetValue(nsStyleUnit& aUnit,
+ nsStyleUnion& aValue,
+ nsStyleUnit aOtherUnit,
+ const nsStyleUnion& aOtherValue);
+
+ // Sets a coord represented by a unit/value pair from an nsStyleCoord.
+ static inline void SetValue(nsStyleUnit& aUnit, nsStyleUnion& aValue,
+ const nsStyleCoord& aOther);
+
+ // Like the above, but do not reset before setting.
+ static inline void InitWithValue(nsStyleUnit& aUnit,
+ nsStyleUnion& aValue,
+ nsStyleUnit aOtherUnit,
+ const nsStyleUnion& aOtherValue);
+
+ static inline void InitWithValue(nsStyleUnit& aUnit, nsStyleUnion& aValue,
+ const nsStyleCoord& aOther);
+
+private:
+ nsStyleUnit mUnit;
+ nsStyleUnion mValue;
+};
+
+/**
+ * Class that represents a set of top/right/bottom/left nsStyleCoords.
+ * This is commonly used to hold the widths of the borders, margins,
+ * or paddings of a box.
+ */
+ /** <div rustbindgen private accessor="unsafe"></div> */
+class nsStyleSides {
+public:
+ nsStyleSides();
+ nsStyleSides(const nsStyleSides&);
+ ~nsStyleSides();
+
+ nsStyleSides& operator=(const nsStyleSides& aCopy);
+ bool operator==(const nsStyleSides& aOther) const;
+ bool operator!=(const nsStyleSides& aOther) const;
+
+ inline nsStyleUnit GetUnit(mozilla::css::Side aSide) const;
+ inline nsStyleUnit GetLeftUnit() const;
+ inline nsStyleUnit GetTopUnit() const;
+ inline nsStyleUnit GetRightUnit() const;
+ inline nsStyleUnit GetBottomUnit() const;
+
+ inline nsStyleCoord Get(mozilla::css::Side aSide) const;
+ inline nsStyleCoord GetLeft() const;
+ inline nsStyleCoord GetTop() const;
+ inline nsStyleCoord GetRight() const;
+ inline nsStyleCoord GetBottom() const;
+
+ // Methods to access the units and values in terms of logical sides
+ // for a given writing mode.
+ // NOTE: The definitions are in WritingModes.h (after we have the full
+ // declaration of WritingMode available).
+ inline nsStyleUnit GetUnit(mozilla::WritingMode aWritingMode,
+ mozilla::LogicalSide aSide) const;
+ inline nsStyleUnit GetIStartUnit(mozilla::WritingMode aWritingMode) const;
+ inline nsStyleUnit GetBStartUnit(mozilla::WritingMode aWritingMode) const;
+ inline nsStyleUnit GetIEndUnit(mozilla::WritingMode aWritingMode) const;
+ inline nsStyleUnit GetBEndUnit(mozilla::WritingMode aWritingMode) const;
+
+ // Return true if either the start or end side in the axis is 'auto'.
+ inline bool HasBlockAxisAuto(mozilla::WritingMode aWritingMode) const;
+ inline bool HasInlineAxisAuto(mozilla::WritingMode aWritingMode) const;
+
+ inline nsStyleCoord Get(mozilla::WritingMode aWritingMode,
+ mozilla::LogicalSide aSide) const;
+ inline nsStyleCoord GetIStart(mozilla::WritingMode aWritingMode) const;
+ inline nsStyleCoord GetBStart(mozilla::WritingMode aWritingMode) const;
+ inline nsStyleCoord GetIEnd(mozilla::WritingMode aWritingMode) const;
+ inline nsStyleCoord GetBEnd(mozilla::WritingMode aWritingMode) const;
+
+ // Sets each side to null and releases any refcounted objects. Only use this
+ // if the object is initialized (i.e. don't use it in nsStyleSides
+ // constructors).
+ void Reset();
+
+ inline void Set(mozilla::css::Side aSide, const nsStyleCoord& aCoord);
+ inline void SetLeft(const nsStyleCoord& aCoord);
+ inline void SetTop(const nsStyleCoord& aCoord);
+ inline void SetRight(const nsStyleCoord& aCoord);
+ inline void SetBottom(const nsStyleCoord& aCoord);
+
+ nscoord ToLength(mozilla::css::Side aSide) const {
+ return nsStyleCoord::ToLength(mUnits[aSide], mValues[aSide]);
+ }
+
+ bool ConvertsToLength() const {
+ NS_FOR_CSS_SIDES(side) {
+ if (!nsStyleCoord::ConvertsToLength(mUnits[side], mValues[side])) {
+ return false;
+ }
+ }
+ return true;
+ }
+
+protected:
+ nsStyleUnit mUnits[4];
+ nsStyleUnion mValues[4];
+};
+
+/**
+ * Class that represents a set of top-left/top-right/bottom-right/bottom-left
+ * nsStyleCoord pairs. This is used to hold the dimensions of the
+ * corners of a box (for, e.g., border-radius and outline-radius).
+ */
+ /** <div rustbindgen private accessor="unsafe"></div> */
+class nsStyleCorners {
+public:
+ nsStyleCorners();
+ nsStyleCorners(const nsStyleCorners&);
+ ~nsStyleCorners();
+
+ // use compiler's version
+ nsStyleCorners& operator=(const nsStyleCorners& aCopy);
+ bool operator==(const nsStyleCorners& aOther) const;
+ bool operator!=(const nsStyleCorners& aOther) const;
+
+ // aCorner is always one of NS_CORNER_* defined in nsStyleConsts.h
+ inline nsStyleUnit GetUnit(uint8_t aHalfCorner) const;
+
+ inline nsStyleCoord Get(uint8_t aHalfCorner) const;
+
+ // Sets each corner to null and releases any refcounted objects. Only use
+ // this if the object is initialized (i.e. don't use it in nsStyleCorners
+ // constructors).
+ void Reset();
+
+ inline void Set(uint8_t aHalfCorner, const nsStyleCoord& aCoord);
+
+protected:
+ // Stored as:
+ // top-left.x, top-left.y,
+ // top-right.x, top-right.y,
+ // bottom-right.x, bottom-right.y,
+ // bottom-left.x, bottom-left.y
+ nsStyleUnit mUnits[8];
+ nsStyleUnion mValues[8];
+};
+
+
+// -------------------------
+// nsStyleCoord inlines
+//
+inline nsStyleCoord::nsStyleCoord(nscoord aValue, CoordConstructorType)
+ : mUnit(eStyleUnit_Coord)
+{
+ mValue.mInt = aValue;
+}
+
+inline nsStyleCoord::nsStyleCoord(const nsStyleCoord& aCopy)
+ : mUnit(eStyleUnit_Null)
+{
+ InitWithValue(mUnit, mValue, aCopy);
+}
+
+inline nsStyleCoord::nsStyleCoord(const nsStyleUnion& aValue, nsStyleUnit aUnit)
+ : mUnit(eStyleUnit_Null)
+{
+ InitWithValue(mUnit, mValue, aUnit, aValue);
+}
+
+inline bool nsStyleCoord::operator!=(const nsStyleCoord& aOther) const
+{
+ return !((*this) == aOther);
+}
+
+inline nscoord nsStyleCoord::GetCoordValue() const
+{
+ NS_ASSERTION((mUnit == eStyleUnit_Coord), "not a coord value");
+ if (mUnit == eStyleUnit_Coord) {
+ return mValue.mInt;
+ }
+ return 0;
+}
+
+inline int32_t nsStyleCoord::GetIntValue() const
+{
+ NS_ASSERTION((mUnit == eStyleUnit_Enumerated) ||
+ (mUnit == eStyleUnit_Integer), "not an int value");
+ if ((mUnit == eStyleUnit_Enumerated) ||
+ (mUnit == eStyleUnit_Integer)) {
+ return mValue.mInt;
+ }
+ return 0;
+}
+
+inline float nsStyleCoord::GetPercentValue() const
+{
+ NS_ASSERTION(mUnit == eStyleUnit_Percent, "not a percent value");
+ if (mUnit == eStyleUnit_Percent) {
+ return mValue.mFloat;
+ }
+ return 0.0f;
+}
+
+inline float nsStyleCoord::GetFactorValue() const
+{
+ NS_ASSERTION(mUnit == eStyleUnit_Factor, "not a factor value");
+ if (mUnit == eStyleUnit_Factor) {
+ return mValue.mFloat;
+ }
+ return 0.0f;
+}
+
+inline float nsStyleCoord::GetFactorOrPercentValue() const
+{
+ NS_ASSERTION(mUnit == eStyleUnit_Factor || mUnit == eStyleUnit_Percent,
+ "not a percent or factor value");
+ if (mUnit == eStyleUnit_Factor || mUnit == eStyleUnit_Percent) {
+ return mValue.mFloat;
+ }
+ return 0.0f;
+}
+
+inline float nsStyleCoord::GetAngleValue() const
+{
+ NS_ASSERTION(mUnit >= eStyleUnit_Degree &&
+ mUnit <= eStyleUnit_Turn, "not an angle value");
+ if (mUnit >= eStyleUnit_Degree && mUnit <= eStyleUnit_Turn) {
+ return mValue.mFloat;
+ }
+ return 0.0f;
+}
+
+inline float nsStyleCoord::GetFlexFractionValue() const
+{
+ NS_ASSERTION(mUnit == eStyleUnit_FlexFraction, "not a fr value");
+ if (mUnit == eStyleUnit_FlexFraction) {
+ return mValue.mFloat;
+ }
+ return 0.0f;
+}
+
+inline nsStyleCoord::Calc* nsStyleCoord::GetCalcValue() const
+{
+ NS_ASSERTION(IsCalcUnit(), "not a pointer value");
+ if (IsCalcUnit()) {
+ return AsCalcValue(mValue);
+ }
+ return nullptr;
+}
+
+/* static */ inline void
+nsStyleCoord::Reset(nsStyleUnit& aUnit, nsStyleUnion& aValue)
+{
+ MOZ_ASSERT(aUnit <= eStyleUnit_MAX,
+ "calling Reset on uninitialized nsStyleCoord?");
+
+ switch (aUnit) {
+ case eStyleUnit_Calc:
+ static_cast<Calc*>(aValue.mPointer)->Release();
+ break;
+ default:
+ MOZ_ASSERT(!IsPointerUnit(aUnit), "check pointer refcounting logic");
+ }
+
+ aUnit = eStyleUnit_Null;
+ aValue.mInt = 0;
+}
+
+/* static */ inline void
+nsStyleCoord::SetValue(nsStyleUnit& aUnit,
+ nsStyleUnion& aValue,
+ nsStyleUnit aOtherUnit,
+ const nsStyleUnion& aOtherValue)
+{
+ Reset(aUnit, aValue);
+ InitWithValue(aUnit, aValue, aOtherUnit, aOtherValue);
+}
+
+/* static */ inline void
+nsStyleCoord::InitWithValue(nsStyleUnit& aUnit,
+ nsStyleUnion& aValue,
+ nsStyleUnit aOtherUnit,
+ const nsStyleUnion& aOtherValue)
+{
+ aUnit = aOtherUnit;
+ aValue = aOtherValue;
+
+ switch (aUnit) {
+ case eStyleUnit_Calc:
+ static_cast<Calc*>(aValue.mPointer)->AddRef();
+ break;
+ default:
+ MOZ_ASSERT(!IsPointerUnit(aUnit), "check pointer refcounting logic");
+ }
+}
+
+/* static */ inline void
+nsStyleCoord::SetValue(nsStyleUnit& aUnit, nsStyleUnion& aValue,
+ const nsStyleCoord& aOther)
+{
+ SetValue(aUnit, aValue, aOther.mUnit, aOther.mValue);
+}
+
+/* static */ inline void
+nsStyleCoord::InitWithValue(nsStyleUnit& aUnit, nsStyleUnion& aValue,
+ const nsStyleCoord& aOther)
+{
+ InitWithValue(aUnit, aValue, aOther.mUnit, aOther.mValue);
+}
+
+
+// -------------------------
+// nsStyleSides inlines
+//
+inline bool nsStyleSides::operator!=(const nsStyleSides& aOther) const
+{
+ return !((*this) == aOther);
+}
+
+inline nsStyleUnit nsStyleSides::GetUnit(mozilla::css::Side aSide) const
+{
+ return (nsStyleUnit)mUnits[aSide];
+}
+
+inline nsStyleUnit nsStyleSides::GetLeftUnit() const
+{
+ return GetUnit(NS_SIDE_LEFT);
+}
+
+inline nsStyleUnit nsStyleSides::GetTopUnit() const
+{
+ return GetUnit(NS_SIDE_TOP);
+}
+
+inline nsStyleUnit nsStyleSides::GetRightUnit() const
+{
+ return GetUnit(NS_SIDE_RIGHT);
+}
+
+inline nsStyleUnit nsStyleSides::GetBottomUnit() const
+{
+ return GetUnit(NS_SIDE_BOTTOM);
+}
+
+inline nsStyleCoord nsStyleSides::Get(mozilla::css::Side aSide) const
+{
+ return nsStyleCoord(mValues[aSide], nsStyleUnit(mUnits[aSide]));
+}
+
+inline nsStyleCoord nsStyleSides::GetLeft() const
+{
+ return Get(NS_SIDE_LEFT);
+}
+
+inline nsStyleCoord nsStyleSides::GetTop() const
+{
+ return Get(NS_SIDE_TOP);
+}
+
+inline nsStyleCoord nsStyleSides::GetRight() const
+{
+ return Get(NS_SIDE_RIGHT);
+}
+
+inline nsStyleCoord nsStyleSides::GetBottom() const
+{
+ return Get(NS_SIDE_BOTTOM);
+}
+
+inline void nsStyleSides::Set(mozilla::css::Side aSide, const nsStyleCoord& aCoord)
+{
+ nsStyleCoord::SetValue(mUnits[aSide], mValues[aSide], aCoord);
+}
+
+inline void nsStyleSides::SetLeft(const nsStyleCoord& aCoord)
+{
+ Set(NS_SIDE_LEFT, aCoord);
+}
+
+inline void nsStyleSides::SetTop(const nsStyleCoord& aCoord)
+{
+ Set(NS_SIDE_TOP, aCoord);
+}
+
+inline void nsStyleSides::SetRight(const nsStyleCoord& aCoord)
+{
+ Set(NS_SIDE_RIGHT, aCoord);
+}
+
+inline void nsStyleSides::SetBottom(const nsStyleCoord& aCoord)
+{
+ Set(NS_SIDE_BOTTOM, aCoord);
+}
+
+// -------------------------
+// nsStyleCorners inlines
+//
+inline bool nsStyleCorners::operator!=(const nsStyleCorners& aOther) const
+{
+ return !((*this) == aOther);
+}
+
+inline nsStyleUnit nsStyleCorners::GetUnit(uint8_t aCorner) const
+{
+ return (nsStyleUnit)mUnits[aCorner];
+}
+
+inline nsStyleCoord nsStyleCorners::Get(uint8_t aCorner) const
+{
+ return nsStyleCoord(mValues[aCorner], nsStyleUnit(mUnits[aCorner]));
+}
+
+inline void nsStyleCorners::Set(uint8_t aCorner, const nsStyleCoord& aCoord)
+{
+ nsStyleCoord::SetValue(mUnits[aCorner], mValues[aCorner], aCoord);
+}
+
+#endif /* nsStyleCoord_h___ */