diff options
Diffstat (limited to 'dom/smil/nsSMILNullType.cpp')
-rw-r--r-- | dom/smil/nsSMILNullType.cpp | 56 |
1 files changed, 56 insertions, 0 deletions
diff --git a/dom/smil/nsSMILNullType.cpp b/dom/smil/nsSMILNullType.cpp new file mode 100644 index 000000000..b51c135af --- /dev/null +++ b/dom/smil/nsSMILNullType.cpp @@ -0,0 +1,56 @@ +/* -*- 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/. */ + +#include "nsSMILNullType.h" +#include "nsSMILValue.h" +#include "nsDebug.h" + +nsresult +nsSMILNullType::Assign(nsSMILValue& aDest, const nsSMILValue& aSrc) const +{ + NS_PRECONDITION(aDest.mType == aSrc.mType, "Incompatible SMIL types"); + NS_PRECONDITION(aSrc.mType == this, "Unexpected source type"); + aDest.mU = aSrc.mU; + aDest.mType = Singleton(); + return NS_OK; +} + +bool +nsSMILNullType::IsEqual(const nsSMILValue& aLeft, + const nsSMILValue& aRight) const +{ + NS_PRECONDITION(aLeft.mType == aRight.mType, "Incompatible SMIL types"); + NS_PRECONDITION(aLeft.mType == this, "Unexpected type for SMIL value"); + + return true; // All null-typed values are equivalent. +} + +nsresult +nsSMILNullType::Add(nsSMILValue& aDest, const nsSMILValue& aValueToAdd, + uint32_t aCount) const +{ + NS_NOTREACHED("Adding NULL type"); + return NS_ERROR_FAILURE; +} + +nsresult +nsSMILNullType::ComputeDistance(const nsSMILValue& aFrom, + const nsSMILValue& aTo, + double& aDistance) const +{ + NS_NOTREACHED("Computing distance for NULL type"); + return NS_ERROR_FAILURE; +} + +nsresult +nsSMILNullType::Interpolate(const nsSMILValue& aStartVal, + const nsSMILValue& aEndVal, + double aUnitDistance, + nsSMILValue& aResult) const +{ + NS_NOTREACHED("Interpolating NULL type"); + return NS_ERROR_FAILURE; +} |