LCOV - code coverage report
Current view: top level - layout/inspector - nsFontFaceList.cpp (source / functions) Hit Total Coverage
Test: output.info Lines: 0 32 0.0 %
Date: 2017-07-14 16:53:18 Functions: 0 9 0.0 %
Legend: Lines: hit not hit

          Line data    Source code
       1             : /* -*- Mode: C++; tab-width: 8; indent-tabs-mode: nil; c-basic-offset: 2 -*- */
       2             : /* vim: set ts=8 sts=2 et sw=2 tw=80: */
       3             : /* This Source Code Form is subject to the terms of the Mozilla Public
       4             :  * License, v. 2.0. If a copy of the MPL was not distributed with this
       5             :  * file, You can obtain one at http://mozilla.org/MPL/2.0/. */
       6             : 
       7             : #include "nsFontFaceList.h"
       8             : #include "nsFontFace.h"
       9             : #include "nsFontFaceLoader.h"
      10             : #include "nsIFrame.h"
      11             : #include "gfxTextRun.h"
      12             : #include "mozilla/gfx/2D.h"
      13             : 
      14           0 : nsFontFaceList::nsFontFaceList()
      15             : {
      16           0 : }
      17             : 
      18           0 : nsFontFaceList::~nsFontFaceList()
      19             : {
      20           0 : }
      21             : 
      22             : ////////////////////////////////////////////////////////////////////////
      23             : // nsISupports
      24             : 
      25           0 : NS_IMPL_ISUPPORTS(nsFontFaceList, nsIDOMFontFaceList)
      26             : 
      27             : ////////////////////////////////////////////////////////////////////////
      28             : // nsIDOMFontFaceList
      29             : 
      30             : NS_IMETHODIMP
      31           0 : nsFontFaceList::Item(uint32_t index, nsIDOMFontFace **_retval)
      32             : {
      33           0 :   NS_ENSURE_TRUE(index < mFontFaces.Count(), NS_ERROR_INVALID_ARG);
      34             : 
      35           0 :   uint32_t current = 0;
      36           0 :   nsIDOMFontFace* result = nullptr;
      37           0 :   for (auto iter = mFontFaces.Iter(); !iter.Done(); iter.Next()) {
      38           0 :     if (current == index) {
      39           0 :       result = iter.UserData();
      40           0 :       break;
      41             :     }
      42           0 :     current++;
      43             :   }
      44           0 :   NS_ASSERTION(result != nullptr, "null entry in nsFontFaceList?");
      45           0 :   NS_IF_ADDREF(*_retval = result);
      46           0 :   return NS_OK;
      47             : }
      48             : 
      49             : NS_IMETHODIMP
      50           0 : nsFontFaceList::GetLength(uint32_t *aLength)
      51             : {
      52           0 :   *aLength = mFontFaces.Count();
      53           0 :   return NS_OK;
      54             : }
      55             : 
      56             : ////////////////////////////////////////////////////////////////////////
      57             : // nsFontFaceList
      58             : 
      59             : nsresult
      60           0 : nsFontFaceList::AddFontsFromTextRun(gfxTextRun* aTextRun,
      61             :                                     uint32_t aOffset, uint32_t aLength)
      62             : {
      63           0 :   gfxTextRun::Range range(aOffset, aOffset + aLength);
      64           0 :   gfxTextRun::GlyphRunIterator iter(aTextRun, range);
      65           0 :   while (iter.NextRun()) {
      66           0 :     gfxFontEntry *fe = iter.GetGlyphRun()->mFont->GetFontEntry();
      67             :     // if we have already listed this face, just make sure the match type is
      68             :     // recorded
      69             :     nsFontFace* existingFace =
      70           0 :       static_cast<nsFontFace*>(mFontFaces.GetWeak(fe));
      71           0 :     if (existingFace) {
      72           0 :       existingFace->AddMatchType(iter.GetGlyphRun()->mMatchType);
      73             :     } else {
      74             :       // A new font entry we haven't seen before
      75             :       RefPtr<nsFontFace> ff =
      76           0 :         new nsFontFace(fe, aTextRun->GetFontGroup(),
      77           0 :                        iter.GetGlyphRun()->mMatchType);
      78           0 :       mFontFaces.Put(fe, ff);
      79             :     }
      80             :   }
      81             : 
      82           0 :   return NS_OK;
      83             : }

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