LCOV - code coverage report
Current view: directory - gfx/src - nsThebesFontEnumerator.cpp (source / functions) Found Hit Coverage
Test: app.info Lines: 57 0 0.0 %
Date: 2012-06-02 Functions: 10 0 0.0 %

       1                 : /* -*- Mode: C++; tab-width: 20; indent-tabs-mode: nil; c-basic-offset: 4 -*- */
       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 mozilla.org code.
      16                 :  *
      17                 :  * The Initial Developer of the Original Code is
      18                 :  * mozilla.org.
      19                 :  * Portions created by the Initial Developer are Copyright (C) 2006
      20                 :  * the Initial Developer. All Rights Reserved.
      21                 :  *
      22                 :  * Contributor(s):
      23                 :  *   Vladimir Vukicevic <vladimir@mozilla.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 "nsThebesFontEnumerator.h"
      40                 : 
      41                 : #include "nsMemory.h"
      42                 : 
      43                 : #include "gfxPlatform.h"
      44                 : #include "nsTArray.h"
      45                 : #include "nsIAtom.h"
      46                 : 
      47               0 : NS_IMPL_ISUPPORTS1(nsThebesFontEnumerator, nsIFontEnumerator)
      48                 : 
      49               0 : nsThebesFontEnumerator::nsThebesFontEnumerator()
      50                 : {
      51               0 : }
      52                 : 
      53                 : NS_IMETHODIMP
      54               0 : nsThebesFontEnumerator::EnumerateAllFonts(PRUint32 *aCount,
      55                 :                                           PRUnichar ***aResult)
      56                 : {
      57               0 :     return EnumerateFonts (nsnull, nsnull, aCount, aResult);
      58                 : }
      59                 : 
      60                 : NS_IMETHODIMP
      61               0 : nsThebesFontEnumerator::EnumerateFonts(const char *aLangGroup,
      62                 :                                        const char *aGeneric,
      63                 :                                        PRUint32 *aCount,
      64                 :                                        PRUnichar ***aResult)
      65                 : {
      66               0 :     NS_ENSURE_ARG_POINTER(aCount);
      67               0 :     NS_ENSURE_ARG_POINTER(aResult);
      68                 : 
      69               0 :     nsTArray<nsString> fontList;
      70                 : 
      71               0 :     nsCAutoString generic;
      72               0 :     if (aGeneric)
      73               0 :         generic.Assign(aGeneric);
      74                 :     else
      75               0 :         generic.SetIsVoid(true);
      76                 : 
      77               0 :     nsCOMPtr<nsIAtom> langGroupAtom;
      78               0 :     if (aLangGroup) {
      79               0 :         nsCAutoString lowered;
      80               0 :         lowered.Assign(aLangGroup);
      81               0 :         ToLowerCase(lowered);
      82               0 :         langGroupAtom = do_GetAtom(lowered);
      83                 :     }
      84                 : 
      85               0 :     nsresult rv = gfxPlatform::GetPlatform()->GetFontList(langGroupAtom, generic, fontList);
      86                 : 
      87               0 :     if (NS_FAILED(rv)) {
      88               0 :         *aCount = 0;
      89               0 :         *aResult = nsnull;
      90                 :         /* XXX in this case, do we want to return the CSS generics? */
      91               0 :         return NS_OK;
      92                 :     }
      93                 : 
      94                 :     PRUnichar **fs = static_cast<PRUnichar **>
      95               0 :                                 (nsMemory::Alloc(fontList.Length() * sizeof(PRUnichar*)));
      96               0 :     for (PRUint32 i = 0; i < fontList.Length(); i++) {
      97               0 :         fs[i] = ToNewUnicode(fontList[i]);
      98                 :     }
      99                 : 
     100               0 :     *aResult = fs;
     101               0 :     *aCount = fontList.Length();
     102                 : 
     103               0 :     return NS_OK;
     104                 : }
     105                 : 
     106                 : NS_IMETHODIMP
     107               0 : nsThebesFontEnumerator::HaveFontFor(const char *aLangGroup,
     108                 :                                     bool *aResult)
     109                 : {
     110               0 :     NS_ENSURE_ARG_POINTER(aResult);
     111                 : 
     112               0 :     *aResult = true;
     113               0 :     return NS_OK;
     114                 : }
     115                 : 
     116                 : NS_IMETHODIMP
     117               0 : nsThebesFontEnumerator::GetDefaultFont(const char *aLangGroup,
     118                 :                                        const char *aGeneric,
     119                 :                                        PRUnichar **aResult)
     120                 : {
     121               0 :     NS_ENSURE_ARG_POINTER(aResult);
     122               0 :     *aResult = nsnull;
     123               0 :     return NS_OK;
     124                 : }
     125                 : 
     126                 : NS_IMETHODIMP
     127               0 : nsThebesFontEnumerator::UpdateFontList(bool *_retval)
     128                 : {
     129               0 :     gfxPlatform::GetPlatform()->UpdateFontList();
     130               0 :     *_retval = false; // always return false for now
     131               0 :     return NS_OK;
     132                 : }
     133                 : 
     134                 : NS_IMETHODIMP
     135               0 : nsThebesFontEnumerator::GetStandardFamilyName(const PRUnichar *aName,
     136                 :                                               PRUnichar **aResult)
     137                 : {
     138               0 :     NS_ENSURE_ARG_POINTER(aResult);
     139               0 :     NS_ENSURE_ARG_POINTER(aName);
     140                 : 
     141               0 :     nsAutoString name(aName);
     142               0 :     if (name.IsEmpty()) {
     143               0 :         *aResult = nsnull;
     144               0 :         return NS_OK;
     145                 :     }
     146                 : 
     147               0 :     nsAutoString family;
     148               0 :     nsresult rv = gfxPlatform::GetPlatform()->
     149               0 :         GetStandardFamilyName(nsDependentString(aName), family);
     150               0 :     if (NS_FAILED(rv) || family.IsEmpty()) {
     151               0 :         *aResult = nsnull;
     152               0 :         return NS_OK;
     153                 :     }
     154               0 :     *aResult = ToNewUnicode(family);
     155               0 :     return NS_OK;
     156                 : }

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