LCOV - app.info - content/smil/SMILEnumType.cpp

LCOV - code coverage report
| Current view: | directory - content/smil - SMILEnumType.cpp (source / functions) |  | Found | Hit | Coverage |
| Test: | app.info | Lines: | 34 | 2 | 5.9 %
| Date: | 2012-06-02 | Functions: | 10 | 2 | 20.0 %

           1                 : /* -*- Mode: C++; tab-width: 2; indent-tabs-mode: nil; c-basic-offset: 2 -*- */
           2                 : /* ***** BEGIN LICENSE BLOCK *****
           3                 :  * Version: MPL 1.1/GPL 2.0/LGPL 2.1
           4                 :  *
           5                 :  * The contents of this file are subject to the Mozilla Public License Version
           6                 :  * 1.1 (the "License"); you may not use this file except in compliance with
           7                 :  * the License. You may obtain a copy of the License at
           8                 :  * http://www.mozilla.org/MPL/
           9                 :  *
          10                 :  * Software distributed under the License is distributed on an "AS IS" basis,
          11                 :  * WITHOUT WARRANTY OF ANY KIND, either express or implied. See the License
          12                 :  * for the specific language governing rights and limitations under the
          13                 :  * License.
          14                 :  *
          15                 :  * The Original Code is the Mozilla SVG project.
          16                 :  *
          17                 :  * The Initial Developer of the Original Code is the Mozilla Corporation.
          18                 :  * Portions created by the Initial Developer are Copyright (C) 2009
          19                 :  * the Initial Developer. All Rights Reserved.
          20                 :  *
          21                 :  * Contributor(s):
          22                 :  *
          23                 :  * Alternatively, the contents of this file may be used under the terms of
          24                 :  * either of the GNU General Public License Version 2 or later (the "GPL"),
          25                 :  * or the GNU Lesser General Public License Version 2.1 or later (the "LGPL"),
          26                 :  * in which case the provisions of the GPL or the LGPL are applicable instead
          27                 :  * of those above. If you wish to allow use of your version of this file only
          28                 :  * under the terms of either the GPL or the LGPL, and not to allow others to
          29                 :  * use your version of this file under the terms of the MPL, indicate your
          30                 :  * decision by deleting the provisions above and replace them with the notice
          31                 :  * and other provisions required by the GPL or the LGPL. If you do not delete
          32                 :  * the provisions above, a recipient may use your version of this file under
          33                 :  * the terms of any one of the MPL, the GPL or the LGPL.
          34                 :  *
          35                 :  * ***** END LICENSE BLOCK ***** */
          36                 :
          37                 : #include "SMILEnumType.h"
          38                 : #include "nsSMILValue.h"
          39                 : #include "nsDebug.h"
          40                 : #include <math.h>
          41                 :
          42                 : namespace mozilla {
          43                 :
          44            1464 : /*static*/ SMILEnumType SMILEnumType::sSingleton;
          45                 :
          46                 : void
          47               0 : SMILEnumType::Init(nsSMILValue& aValue) const
          48                 : {
          49               0 :   NS_PRECONDITION(aValue.IsNull(), "Unexpected value type");
          50               0 :   aValue.mU.mUint = 0;
          51               0 :   aValue.mType = this;
          52               0 : }
          53                 :
          54                 : void
          55               0 : SMILEnumType::Destroy(nsSMILValue& aValue) const
          56                 : {
          57               0 :   NS_PRECONDITION(aValue.mType == this, "Unexpected SMIL value");
          58               0 :   aValue.mU.mUint = 0;
          59               0 :   aValue.mType = &nsSMILNullType::sSingleton;
          60               0 : }
          61                 :
          62                 : nsresult
          63               0 : SMILEnumType::Assign(nsSMILValue& aDest, const nsSMILValue& aSrc) const
          64                 : {
          65               0 :   NS_PRECONDITION(aDest.mType == aSrc.mType, "Incompatible SMIL types");
          66               0 :   NS_PRECONDITION(aDest.mType == this, "Unexpected SMIL value");
          67               0 :   aDest.mU.mUint = aSrc.mU.mUint;
          68               0 :   return NS_OK;
          69                 : }
          70                 :
          71                 : bool
          72               0 : SMILEnumType::IsEqual(const nsSMILValue& aLeft,
          73                 :                       const nsSMILValue& aRight) const
          74                 : {
          75               0 :   NS_PRECONDITION(aLeft.mType == aRight.mType, "Incompatible SMIL types");
          76               0 :   NS_PRECONDITION(aLeft.mType == this, "Unexpected type for SMIL value");
          77                 :
          78               0 :   return aLeft.mU.mUint == aRight.mU.mUint;
          79                 : }
          80                 :
          81                 : nsresult
          82               0 : SMILEnumType::Add(nsSMILValue& aDest, const nsSMILValue& aValueToAdd,
          83                 :                   PRUint32 aCount) const
          84                 : {
          85               0 :   NS_PRECONDITION(aValueToAdd.mType == aDest.mType,
          86                 :                   "Trying to add invalid types");
          87               0 :   NS_PRECONDITION(aValueToAdd.mType == this, "Unexpected source type");
          88               0 :   return NS_ERROR_FAILURE; // enum values can't be added to each other
          89                 : }
          90                 :
          91                 : nsresult
          92               0 : SMILEnumType::ComputeDistance(const nsSMILValue& aFrom,
          93                 :                               const nsSMILValue& aTo,
          94                 :                               double& aDistance) const
          95                 : {
          96               0 :   NS_PRECONDITION(aFrom.mType == aTo.mType,"Trying to compare different types");
          97               0 :   NS_PRECONDITION(aFrom.mType == this, "Unexpected source type");
          98               0 :   return NS_ERROR_FAILURE; // there is no concept of distance between enum values
          99                 : }
         100                 :
         101                 : nsresult
         102               0 : SMILEnumType::Interpolate(const nsSMILValue& aStartVal,
         103                 :                           const nsSMILValue& aEndVal,
         104                 :                           double aUnitDistance,
         105                 :                           nsSMILValue& aResult) const
         106                 : {
         107               0 :   NS_PRECONDITION(aStartVal.mType == aEndVal.mType,
         108                 :       "Trying to interpolate different types");
         109               0 :   NS_PRECONDITION(aStartVal.mType == this,
         110                 :       "Unexpected types for interpolation");
         111               0 :   NS_PRECONDITION(aResult.mType   == this, "Unexpected result type");
         112               0 :   return NS_ERROR_FAILURE; // enum values do not interpolate
         113                 : }
         114                 :
         115            4392 : } // namespace mozilla

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