Sylvestre Ledru
9eb1a31a98
replaced by .editorconfig # ignore-this-changeset Differential Revision: https://phabricator.services.mozilla.com/D287843
74 lines
2.9 KiB
C++
74 lines
2.9 KiB
C++
/* This Source Code Form is subject to the terms of the Mozilla Public
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* License, v. 2.0. If a copy of the MPL was not distributed with this
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* file, You can obtain one at http://mozilla.org/MPL/2.0/. */
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#include "SMILStringType.h"
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#include "mozilla/SMILValue.h"
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#include "nsDebug.h"
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#include "nsString.h"
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namespace mozilla {
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void SMILStringType::InitValue(SMILValue& aValue) const {
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MOZ_ASSERT(aValue.IsNull(), "Unexpected value type");
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aValue.mU.mPtr = new nsString();
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aValue.mType = this;
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}
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void SMILStringType::DestroyValue(SMILValue& aValue) const {
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MOZ_ASSERT(aValue.mType == this, "Unexpected SMIL value");
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delete static_cast<nsAString*>(aValue.mU.mPtr);
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aValue.mU.mPtr = nullptr;
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aValue.mType = SMILNullType::Singleton();
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}
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nsresult SMILStringType::Assign(SMILValue& aDest, const SMILValue& aSrc) const {
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MOZ_ASSERT(aDest.mType == aSrc.mType, "Incompatible SMIL types");
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MOZ_ASSERT(aDest.mType == this, "Unexpected SMIL value");
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const nsAString* src = static_cast<const nsAString*>(aSrc.mU.mPtr);
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nsAString* dst = static_cast<nsAString*>(aDest.mU.mPtr);
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*dst = *src;
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return NS_OK;
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}
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bool SMILStringType::IsEqual(const SMILValue& aLeft,
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const SMILValue& aRight) const {
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MOZ_ASSERT(aLeft.mType == aRight.mType, "Incompatible SMIL types");
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MOZ_ASSERT(aLeft.mType == this, "Unexpected type for SMIL value");
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const nsAString* leftString = static_cast<const nsAString*>(aLeft.mU.mPtr);
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const nsAString* rightString = static_cast<nsAString*>(aRight.mU.mPtr);
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return *leftString == *rightString;
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}
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nsresult SMILStringType::Add(SMILValue& aDest, const SMILValue& aValueToAdd,
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uint32_t aCount) const {
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MOZ_ASSERT(aValueToAdd.mType == aDest.mType, "Trying to add invalid types");
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MOZ_ASSERT(aValueToAdd.mType == this, "Unexpected source type");
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return NS_ERROR_FAILURE; // string values can't be added to each other
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}
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nsresult SMILStringType::ComputeDistance(const SMILValue& aFrom,
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const SMILValue& aTo,
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double& aDistance) const {
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MOZ_ASSERT(aFrom.mType == aTo.mType, "Trying to compare different types");
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MOZ_ASSERT(aFrom.mType == this, "Unexpected source type");
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return NS_ERROR_FAILURE; // there is no concept of distance between string
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// values
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}
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nsresult SMILStringType::Interpolate(const SMILValue& aStartVal,
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const SMILValue& aEndVal,
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double aUnitDistance,
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SMILValue& aResult) const {
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MOZ_ASSERT(aStartVal.mType == aEndVal.mType,
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"Trying to interpolate different types");
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MOZ_ASSERT(aStartVal.mType == this, "Unexpected types for interpolation");
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MOZ_ASSERT(aResult.mType == this, "Unexpected result type");
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return NS_ERROR_FAILURE; // string values do not interpolate
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}
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} // namespace mozilla
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