LCOV - app.info - content/svg/content/src/SVGTransformList.cpp

LCOV - code coverage report
| Current view: | directory - content/svg/content/src - SVGTransformList.cpp (source / functions) |  | Found | Hit | Coverage |
| Test: | app.info | Lines: | 33 | 0 | 0.0 %
| Date: | 2012-07-07 | Functions: | 5 | 0 | 0.0 %

           1                 : /* -*- Mode: C++; tab-width: 2; indent-tabs-mode: nil; c-basic-offset: 2 -*-
           2                 :  * vim: sw=2 ts=2 et lcs=trail\:.,tab\:>~ :
           3                 :  * ***** BEGIN LICENSE BLOCK *****
           4                 :  * Version: MPL 1.1/GPL 2.0/LGPL 2.1
           5                 :  *
           6                 :  * The contents of this file are subject to the Mozilla Public License Version
           7                 :  * 1.1 (the "License"); you may not use this file except in compliance with
           8                 :  * the License. You may obtain a copy of the License at
           9                 :  * http://www.mozilla.org/MPL/
          10                 :  *
          11                 :  * Software distributed under the License is distributed on an "AS IS" basis,
          12                 :  * WITHOUT WARRANTY OF ANY KIND, either express or implied. See the License
          13                 :  * for the specific language governing rights and limitations under the
          14                 :  * License.
          15                 :  *
          16                 :  * The Original Code is Mozilla SVG Project code.
          17                 :  *
          18                 :  * The Initial Developer of the Original Code is the Mozilla Foundation.
          19                 :  * Portions created by the Initial Developer are Copyright (C) 2011
          20                 :  * the Initial Developer. All Rights Reserved.
          21                 :  *
          22                 :  * Contributor(s):
          23                 :  *   Brian Birtles <birtles@gmail.com>
          24                 :  *
          25                 :  * Alternatively, the contents of this file may be used under the terms of
          26                 :  * either the GNU General Public License Version 2 or later (the "GPL"), or
          27                 :  * the GNU Lesser General Public License Version 2.1 or later (the "LGPL"),
          28                 :  * in which case the provisions of the GPL or the LGPL are applicable instead
          29                 :  * of those above. If you wish to allow use of your version of this file only
          30                 :  * under the terms of either the GPL or the LGPL, and not to allow others to
          31                 :  * use your version of this file under the terms of the MPL, indicate your
          32                 :  * decision by deleting the provisions above and replace them with the notice
          33                 :  * and other provisions required by the GPL or the LGPL. If you do not delete
          34                 :  * the provisions above, a recipient may use your version of this file under
          35                 :  * the terms of any one of the MPL, the GPL or the LGPL.
          36                 :  *
          37                 :  * ***** END LICENSE BLOCK ***** */
          38                 :
          39                 : #include "SVGTransformList.h"
          40                 : #include "SVGTransformListParser.h"
          41                 : #include "nsString.h"
          42                 : #include "nsDOMError.h"
          43                 :
          44                 : namespace mozilla {
          45                 :
          46                 : gfxMatrix
          47               0 : SVGTransformList::GetConsolidationMatrix() const
          48                 : {
          49                 :   // To benefit from Return Value Optimization and avoid copy constructor calls
          50                 :   // due to our use of return-by-value, we must return the exact same object
          51                 :   // from ALL return points. This function must only return THIS variable:
          52               0 :   gfxMatrix result;
          53                 :
          54               0 :   if (mItems.IsEmpty())
          55               0 :     return result;
          56                 :
          57               0 :   result = mItems[0].Matrix();
          58                 :
          59               0 :   if (mItems.Length() == 1)
          60               0 :     return result;
          61                 :
          62               0 :   for (PRUint32 i = 1; i < mItems.Length(); ++i) {
          63               0 :     result.PreMultiply(mItems[i].Matrix());
          64                 :   }
          65                 :
          66               0 :   return result;
          67                 : }
          68                 :
          69                 : nsresult
          70               0 : SVGTransformList::CopyFrom(const SVGTransformList& rhs)
          71                 : {
          72               0 :   return CopyFrom(rhs.mItems);
          73                 : }
          74                 :
          75                 : nsresult
          76               0 : SVGTransformList::CopyFrom(const nsTArray<SVGTransform>& aTransformArray)
          77                 : {
          78               0 :   if (!mItems.SetCapacity(aTransformArray.Length())) {
          79                 :     // Yes, we do want fallible alloc here
          80               0 :     return NS_ERROR_OUT_OF_MEMORY;
          81                 :   }
          82               0 :   mItems = aTransformArray;
          83               0 :   return NS_OK;
          84                 : }
          85                 :
          86                 : void
          87               0 : SVGTransformList::GetValueAsString(nsAString& aValue) const
          88                 : {
          89               0 :   aValue.Truncate();
          90               0 :   PRUint32 last = mItems.Length() - 1;
          91               0 :   for (PRUint32 i = 0; i < mItems.Length(); ++i) {
          92               0 :     nsAutoString length;
          93               0 :     mItems[i].GetValueAsString(length);
          94                 :     // We ignore OOM, since it's not useful for us to return an error.
          95               0 :     aValue.Append(length);
          96               0 :     if (i != last) {
          97               0 :       aValue.Append(' ');
          98                 :     }
          99                 :   }
         100               0 : }
         101                 :
         102                 : nsresult
         103               0 : SVGTransformList::SetValueFromString(const nsAString& aValue)
         104                 : {
         105               0 :   SVGTransformListParser parser;
         106               0 :   nsresult rv = parser.Parse(aValue);
         107                 :
         108               0 :   if (NS_FAILED(rv)) {
         109                 :     // there was a parse error.
         110               0 :     return NS_ERROR_DOM_SYNTAX_ERR;
         111                 :   }
         112                 :
         113               0 :   return CopyFrom(parser.GetTransformList());
         114                 : }
         115                 :
         116                 : } // namespace mozilla

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