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comparison: dom/smil/nsSMILNullType.cpp
dom/smil/nsSMILNullType.cpp
- changeset 0
- 6474c204b198
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| -1:000000000000 | 0:44983131ed66 |
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| 1 /* -*- Mode: C++; tab-width: 2; indent-tabs-mode: nil; c-basic-offset: 2 -*- */ | |
| 2 /* This Source Code Form is subject to the terms of the Mozilla Public | |
| 3 * License, v. 2.0. If a copy of the MPL was not distributed with this | |
| 4 * file, You can obtain one at http://mozilla.org/MPL/2.0/. */ | |
| 5 | |
| 6 #include "nsSMILNullType.h" | |
| 7 #include "nsSMILValue.h" | |
| 8 #include "nsDebug.h" | |
| 9 | |
| 10 nsresult | |
| 11 nsSMILNullType::Assign(nsSMILValue& aDest, const nsSMILValue& aSrc) const | |
| 12 { | |
| 13 NS_PRECONDITION(aDest.mType == aSrc.mType, "Incompatible SMIL types"); | |
| 14 NS_PRECONDITION(aSrc.mType == this, "Unexpected source type"); | |
| 15 aDest.mU = aSrc.mU; | |
| 16 aDest.mType = Singleton(); | |
| 17 return NS_OK; | |
| 18 } | |
| 19 | |
| 20 bool | |
| 21 nsSMILNullType::IsEqual(const nsSMILValue& aLeft, | |
| 22 const nsSMILValue& aRight) const | |
| 23 { | |
| 24 NS_PRECONDITION(aLeft.mType == aRight.mType, "Incompatible SMIL types"); | |
| 25 NS_PRECONDITION(aLeft.mType == this, "Unexpected type for SMIL value"); | |
| 26 | |
| 27 return true; // All null-typed values are equivalent. | |
| 28 } | |
| 29 | |
| 30 nsresult | |
| 31 nsSMILNullType::Add(nsSMILValue& aDest, const nsSMILValue& aValueToAdd, | |
| 32 uint32_t aCount) const | |
| 33 { | |
| 34 NS_NOTREACHED("Adding NULL type"); | |
| 35 return NS_ERROR_FAILURE; | |
| 36 } | |
| 37 | |
| 38 nsresult | |
| 39 nsSMILNullType::ComputeDistance(const nsSMILValue& aFrom, | |
| 40 const nsSMILValue& aTo, | |
| 41 double& aDistance) const | |
| 42 { | |
| 43 NS_NOTREACHED("Computing distance for NULL type"); | |
| 44 return NS_ERROR_FAILURE; | |
| 45 } | |
| 46 | |
| 47 nsresult | |
| 48 nsSMILNullType::Interpolate(const nsSMILValue& aStartVal, | |
| 49 const nsSMILValue& aEndVal, | |
| 50 double aUnitDistance, | |
| 51 nsSMILValue& aResult) const | |
| 52 { | |
| 53 NS_NOTREACHED("Interpolating NULL type"); | |
| 54 return NS_ERROR_FAILURE; | |
| 55 } |
