LCOV - code coverage report
Current view: directory - content/svg/content/src - nsSVGIntegerPair.cpp (source / functions) Found Hit Coverage
Test: app.info Lines: 109 2 1.8 %
Date: 2012-06-02 Functions: 20 2 10.0 %

       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 Robert Longson.
      18                 :  * Portions created by the Initial Developer are Copyright (C) 2011
      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 the GNU General Public License Version 2 or later (the "GPL"), or
      25                 :  * 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 "nsSVGIntegerPair.h"
      38                 : #include "nsSVGUtils.h"
      39                 : #include "nsCharSeparatedTokenizer.h"
      40                 : #include "nsDOMError.h"
      41                 : #include "nsMathUtils.h"
      42                 : #include "nsSMILValue.h"
      43                 : #include "SVGIntegerPairSMILType.h"
      44                 : 
      45                 : using namespace mozilla;
      46                 : 
      47            1464 : NS_SVG_VAL_IMPL_CYCLE_COLLECTION(nsSVGIntegerPair::DOMAnimatedInteger, mSVGElement)
      48                 : 
      49               0 : NS_IMPL_CYCLE_COLLECTING_ADDREF(nsSVGIntegerPair::DOMAnimatedInteger)
      50               0 : NS_IMPL_CYCLE_COLLECTING_RELEASE(nsSVGIntegerPair::DOMAnimatedInteger)
      51                 : 
      52                 : DOMCI_DATA(SVGAnimatedIntegerPair, nsSVGIntegerPair::DOMAnimatedInteger)
      53                 : 
      54               0 : NS_INTERFACE_MAP_BEGIN_CYCLE_COLLECTION(nsSVGIntegerPair::DOMAnimatedInteger)
      55               0 :   NS_INTERFACE_MAP_ENTRY(nsIDOMSVGAnimatedInteger)
      56               0 :   NS_INTERFACE_MAP_ENTRY(nsISupports)
      57               0 :   NS_DOM_INTERFACE_MAP_ENTRY_CLASSINFO(SVGAnimatedInteger)
      58               0 : NS_INTERFACE_MAP_END
      59                 : 
      60                 : /* Implementation */
      61                 : 
      62                 : static nsresult
      63               0 : ParseIntegerOptionalInteger(const nsAString& aValue,
      64                 :                             PRInt32 aValues[2])
      65                 : {
      66                 :   nsCharSeparatedTokenizerTemplate<IsSVGWhitespace>
      67                 :     tokenizer(aValue, ',',
      68               0 :               nsCharSeparatedTokenizer::SEPARATOR_OPTIONAL);
      69               0 :   if (tokenizer.firstTokenBeganWithWhitespace()) {
      70               0 :     return NS_ERROR_DOM_SYNTAX_ERR;
      71                 :   }
      72                 : 
      73                 :   PRUint32 i;
      74               0 :   for (i = 0; i < 2 && tokenizer.hasMoreTokens(); ++i) {
      75               0 :     NS_ConvertUTF16toUTF8 utf8Token(tokenizer.nextToken());
      76               0 :     const char *token = utf8Token.get();
      77               0 :     if (*token == '\0') {
      78               0 :       return NS_ERROR_DOM_SYNTAX_ERR; // empty string (e.g. two commas in a row)
      79                 :     }
      80                 : 
      81                 :     char *end;
      82               0 :     aValues[i] = strtol(token, &end, 10);
      83               0 :     if (*end != '\0' || !NS_finite(aValues[i])) {
      84               0 :       return NS_ERROR_DOM_SYNTAX_ERR; // parse error
      85                 :     }
      86                 :   }
      87               0 :   if (i == 1) {
      88               0 :     aValues[1] = aValues[0];
      89                 :   }
      90                 : 
      91               0 :   if (i == 0                    ||                // Too few values.
      92               0 :       tokenizer.hasMoreTokens() ||                // Too many values.
      93               0 :       tokenizer.lastTokenEndedWithWhitespace() || // Trailing whitespace.
      94               0 :       tokenizer.lastTokenEndedWithSeparator()) {  // Trailing comma.
      95               0 :     return NS_ERROR_DOM_SYNTAX_ERR;
      96                 :   }
      97                 : 
      98               0 :   return NS_OK;
      99                 : }
     100                 : 
     101                 : nsresult
     102               0 : nsSVGIntegerPair::SetBaseValueString(const nsAString &aValueAsString,
     103                 :                                      nsSVGElement *aSVGElement)
     104                 : {
     105                 :   PRInt32 val[2];
     106                 : 
     107               0 :   nsresult rv = ParseIntegerOptionalInteger(aValueAsString, val);
     108                 : 
     109               0 :   if (NS_FAILED(rv)) {
     110               0 :     return rv;
     111                 :   }
     112                 : 
     113               0 :   mBaseVal[0] = val[0];
     114               0 :   mBaseVal[1] = val[1];
     115               0 :   mIsBaseSet = true;
     116               0 :   if (!mIsAnimated) {
     117               0 :     mAnimVal[0] = mBaseVal[0];
     118               0 :     mAnimVal[1] = mBaseVal[1];
     119                 :   }
     120                 :   else {
     121               0 :     aSVGElement->AnimationNeedsResample();
     122                 :   }
     123                 : 
     124                 :   // We don't need to call DidChange* here - we're only called by
     125                 :   // nsSVGElement::ParseAttribute under nsGenericElement::SetAttr,
     126                 :   // which takes care of notifying.
     127               0 :   return NS_OK;
     128                 : }
     129                 : 
     130                 : void
     131               0 : nsSVGIntegerPair::GetBaseValueString(nsAString &aValueAsString) const
     132                 : {
     133               0 :   aValueAsString.Truncate();
     134               0 :   aValueAsString.AppendInt(mBaseVal[0]);
     135               0 :   if (mBaseVal[0] != mBaseVal[1]) {
     136               0 :     aValueAsString.AppendLiteral(", ");
     137               0 :     aValueAsString.AppendInt(mBaseVal[1]);
     138                 :   }
     139               0 : }
     140                 : 
     141                 : void
     142               0 : nsSVGIntegerPair::SetBaseValue(PRInt32 aValue, PairIndex aPairIndex,
     143                 :                                nsSVGElement *aSVGElement)
     144                 : {
     145               0 :   PRUint32 index = (aPairIndex == eFirst ? 0 : 1);
     146               0 :   if (mIsBaseSet && mBaseVal[index] == aValue) {
     147               0 :     return;
     148                 :   }
     149                 : 
     150               0 :   nsAttrValue emptyOrOldValue = aSVGElement->WillChangeIntegerPair(mAttrEnum);
     151               0 :   mBaseVal[index] = aValue;
     152               0 :   mIsBaseSet = true;
     153               0 :   if (!mIsAnimated) {
     154               0 :     mAnimVal[index] = aValue;
     155                 :   }
     156                 :   else {
     157               0 :     aSVGElement->AnimationNeedsResample();
     158                 :   }
     159               0 :   aSVGElement->DidChangeIntegerPair(mAttrEnum, emptyOrOldValue);
     160                 : }
     161                 : 
     162                 : void
     163               0 : nsSVGIntegerPair::SetBaseValues(PRInt32 aValue1, PRInt32 aValue2,
     164                 :                                 nsSVGElement *aSVGElement)
     165                 : {
     166               0 :   if (mIsBaseSet && mBaseVal[0] == aValue1 && mBaseVal[1] == aValue2) {
     167               0 :     return;
     168                 :   }
     169                 : 
     170               0 :   nsAttrValue emptyOrOldValue = aSVGElement->WillChangeIntegerPair(mAttrEnum);
     171               0 :   mBaseVal[0] = aValue1;
     172               0 :   mBaseVal[1] = aValue2;
     173               0 :   mIsBaseSet = true;
     174               0 :   if (!mIsAnimated) {
     175               0 :     mAnimVal[0] = aValue1;
     176               0 :     mAnimVal[1] = aValue2;
     177                 :   }
     178                 :   else {
     179               0 :     aSVGElement->AnimationNeedsResample();
     180                 :   }
     181               0 :   aSVGElement->DidChangeIntegerPair(mAttrEnum, emptyOrOldValue);
     182                 : }
     183                 : 
     184                 : void
     185               0 : nsSVGIntegerPair::SetAnimValue(const PRInt32 aValue[2], nsSVGElement *aSVGElement)
     186                 : {
     187               0 :   mAnimVal[0] = aValue[0];
     188               0 :   mAnimVal[1] = aValue[1];
     189               0 :   mIsAnimated = true;
     190               0 :   aSVGElement->DidAnimateIntegerPair(mAttrEnum);
     191               0 : }
     192                 : 
     193                 : nsresult
     194               0 : nsSVGIntegerPair::ToDOMAnimatedInteger(nsIDOMSVGAnimatedInteger **aResult,
     195                 :                                        PairIndex aIndex,
     196                 :                                        nsSVGElement *aSVGElement)
     197                 : {
     198               0 :   *aResult = new DOMAnimatedInteger(this, aIndex, aSVGElement);
     199               0 :   NS_ADDREF(*aResult);
     200               0 :   return NS_OK;
     201                 : }
     202                 : 
     203                 : nsISMILAttr*
     204               0 : nsSVGIntegerPair::ToSMILAttr(nsSVGElement *aSVGElement)
     205                 : {
     206               0 :   return new SMILIntegerPair(this, aSVGElement);
     207                 : }
     208                 : 
     209                 : nsresult
     210               0 : nsSVGIntegerPair::SMILIntegerPair::ValueFromString(const nsAString& aStr,
     211                 :                                                    const nsISMILAnimationElement* /*aSrcElement*/,
     212                 :                                                    nsSMILValue& aValue,
     213                 :                                                    bool& aPreventCachingOfSandwich) const
     214                 : {
     215                 :   PRInt32 values[2];
     216                 : 
     217               0 :   nsresult rv = ParseIntegerOptionalInteger(aStr, values);
     218               0 :   if (NS_FAILED(rv)) {
     219               0 :     return rv;
     220                 :   }
     221                 : 
     222               0 :   nsSMILValue val(&SVGIntegerPairSMILType::sSingleton);
     223               0 :   val.mU.mIntPair[0] = values[0];
     224               0 :   val.mU.mIntPair[1] = values[1];
     225               0 :   aValue = val;
     226               0 :   aPreventCachingOfSandwich = false;
     227                 : 
     228               0 :   return NS_OK;
     229                 : }
     230                 : 
     231                 : nsSMILValue
     232               0 : nsSVGIntegerPair::SMILIntegerPair::GetBaseValue() const
     233                 : {
     234               0 :   nsSMILValue val(&SVGIntegerPairSMILType::sSingleton);
     235               0 :   val.mU.mIntPair[0] = mVal->mBaseVal[0];
     236               0 :   val.mU.mIntPair[1] = mVal->mBaseVal[1];
     237                 :   return val;
     238                 : }
     239                 : 
     240                 : void
     241               0 : nsSVGIntegerPair::SMILIntegerPair::ClearAnimValue()
     242                 : {
     243               0 :   if (mVal->mIsAnimated) {
     244               0 :     mVal->mIsAnimated = false;
     245               0 :     mVal->mAnimVal[0] = mVal->mBaseVal[0];
     246               0 :     mVal->mAnimVal[1] = mVal->mBaseVal[1];
     247               0 :     mSVGElement->DidAnimateIntegerPair(mVal->mAttrEnum);
     248                 :   }
     249               0 : }
     250                 : 
     251                 : nsresult
     252               0 : nsSVGIntegerPair::SMILIntegerPair::SetAnimValue(const nsSMILValue& aValue)
     253                 : {
     254               0 :   NS_ASSERTION(aValue.mType == &SVGIntegerPairSMILType::sSingleton,
     255                 :                "Unexpected type to assign animated value");
     256               0 :   if (aValue.mType == &SVGIntegerPairSMILType::sSingleton) {
     257               0 :     mVal->SetAnimValue(aValue.mU.mIntPair, mSVGElement);
     258                 :   }
     259               0 :   return NS_OK;
     260            4392 : }

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