LCOV - code coverage report
Current view: top level - sc/source/core/data - columniterator.cxx (source / functions) Hit Total Coverage
Test: commit e02a6cb2c3e2b23b203b422e4e0680877f232636 Lines: 0 68 0.0 %
Date: 2014-04-14 Functions: 0 12 0.0 %
Legend: Lines: hit not hit

          Line data    Source code
       1             : /* -*- Mode: C++; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 4 -*- */
       2             : /*
       3             :  * This file is part of the LibreOffice project.
       4             :  *
       5             :  * This Source Code Form is subject to the terms of the Mozilla Public
       6             :  * License, v. 2.0. If a copy of the MPL was not distributed with this
       7             :  * file, You can obtain one at http://mozilla.org/MPL/2.0/.
       8             :  */
       9             : 
      10             : #include "columniterator.hxx"
      11             : #include "column.hxx"
      12             : #include "document.hxx"
      13             : #include "table.hxx"
      14             : 
      15           0 : ScColumnTextWidthIterator::ScColumnTextWidthIterator(ScColumn& rCol, SCROW nStartRow, SCROW nEndRow) :
      16             :     mrCellTextAttrs(rCol.maCellTextAttrs),
      17             :     mnEnd(static_cast<size_t>(nEndRow)),
      18             :     mnCurPos(0),
      19             :     miBlockCur(mrCellTextAttrs.begin()),
      20           0 :     miBlockEnd(mrCellTextAttrs.end())
      21             : {
      22           0 :     init(nStartRow, nEndRow);
      23           0 : }
      24             : 
      25           0 : ScColumnTextWidthIterator::ScColumnTextWidthIterator(ScDocument& rDoc, const ScAddress& rStartPos, SCROW nEndRow) :
      26           0 :     mrCellTextAttrs(rDoc.maTabs[rStartPos.Tab()]->aCol[rStartPos.Col()].maCellTextAttrs),
      27             :     mnEnd(static_cast<size_t>(nEndRow)),
      28             :     mnCurPos(0),
      29             :     miBlockCur(mrCellTextAttrs.begin()),
      30           0 :     miBlockEnd(mrCellTextAttrs.end())
      31             : {
      32           0 :     init(rStartPos.Row(), nEndRow);
      33           0 : }
      34             : 
      35           0 : void ScColumnTextWidthIterator::next()
      36             : {
      37           0 :     ++miDataCur;
      38           0 :     ++mnCurPos;
      39             : 
      40           0 :     if (miDataCur != miDataEnd)
      41             :     {
      42             :         // Stil in the same block. We're good.
      43           0 :         checkEndRow();
      44           0 :         return;
      45             :     }
      46             : 
      47             :     // Move to the next block.
      48           0 :     for (++miBlockCur; miBlockCur != miBlockEnd; ++miBlockCur)
      49             :     {
      50           0 :         if (miBlockCur->type != sc::element_type_celltextattr)
      51             :         {
      52             :             // We don't iterator over this block.
      53           0 :             mnCurPos += miBlockCur->size;
      54           0 :             continue;
      55             :         }
      56             : 
      57           0 :         getDataIterators(0);
      58           0 :         checkEndRow();
      59           0 :         return;
      60             :     }
      61             : 
      62             :     // Reached the end.
      63             :     OSL_ASSERT(miBlockCur == miBlockEnd);
      64             : }
      65             : 
      66           0 : bool ScColumnTextWidthIterator::hasCell() const
      67             : {
      68           0 :     return miBlockCur != miBlockEnd;
      69             : }
      70             : 
      71           0 : SCROW ScColumnTextWidthIterator::getPos() const
      72             : {
      73             :     OSL_ASSERT(miBlockCur != miBlockEnd && miDataCur != miDataEnd);
      74           0 :     return static_cast<SCROW>(mnCurPos);
      75             : }
      76             : 
      77           0 : sal_uInt16 ScColumnTextWidthIterator::getValue() const
      78             : {
      79             :     OSL_ASSERT(miBlockCur != miBlockEnd && miDataCur != miDataEnd);
      80           0 :     return miDataCur->mnTextWidth;
      81             : }
      82             : 
      83           0 : void ScColumnTextWidthIterator::setValue(sal_uInt16 nVal)
      84             : {
      85             :     OSL_ASSERT(miBlockCur != miBlockEnd && miDataCur != miDataEnd);
      86           0 :     miDataCur->mnTextWidth = nVal;
      87           0 : }
      88             : 
      89           0 : void ScColumnTextWidthIterator::init(SCROW nStartRow, SCROW nEndRow)
      90             : {
      91           0 :     if (!ValidRow(nStartRow) || !ValidRow(nEndRow))
      92           0 :         miBlockCur = miBlockEnd;
      93             : 
      94           0 :     size_t nStart = static_cast<size_t>(nStartRow);
      95             : 
      96             :     // Locate the start row position.
      97           0 :     size_t nBlockStart = 0, nBlockEnd = 0;
      98           0 :     for (; miBlockCur != miBlockEnd; ++miBlockCur, nBlockStart = nBlockEnd)
      99             :     {
     100           0 :         nBlockEnd = nBlockStart + miBlockCur->size; // non-inclusive end point.
     101           0 :         if (nBlockStart <= nStart && nStart < nBlockEnd)
     102             :         {
     103             :             // Initial block is found!
     104           0 :             break;
     105             :         }
     106             :     }
     107             : 
     108           0 :     if (miBlockCur == miBlockEnd)
     109             :         // Initial block not found for whatever reason... Bail out.
     110           0 :         return;
     111             : 
     112             :     // Locate the initial row position within this block.
     113           0 :     if (miBlockCur->type == sc::element_type_celltextattr)
     114             :     {
     115             :         // This block stores text widths for non-empty cells.
     116           0 :         size_t nOffsetInBlock = nStart - nBlockStart;
     117           0 :         mnCurPos = nStart;
     118           0 :         getDataIterators(nOffsetInBlock);
     119           0 :         checkEndRow();
     120           0 :         return;
     121             :     }
     122             : 
     123             :     // Current block is not of ushort type.  Skip to the next block.
     124           0 :     nBlockStart = nBlockEnd;
     125           0 :     ++miBlockCur;
     126             : 
     127             :     // Look for the first ushort block.
     128           0 :     for (; miBlockCur != miBlockEnd; ++miBlockCur, nBlockStart = nBlockEnd)
     129             :     {
     130           0 :         nBlockEnd = nBlockStart + miBlockCur->size; // non-inclusive end point.
     131           0 :         if (miBlockCur->type != sc::element_type_celltextattr)
     132           0 :             continue;
     133             : 
     134             :         // Found!
     135           0 :         mnCurPos = nBlockStart;
     136           0 :         getDataIterators(0);
     137           0 :         checkEndRow();
     138           0 :         return;
     139             :     }
     140             : 
     141             :     // Not found.
     142             :     OSL_ASSERT(miBlockCur == miBlockEnd);
     143             : }
     144             : 
     145           0 : void ScColumnTextWidthIterator::getDataIterators(size_t nOffsetInBlock)
     146             : {
     147             :     OSL_ENSURE(miBlockCur != miBlockEnd, "block is at end position");
     148             : #if 0
     149             :     // Does not compile
     150             :     OSL_ENSURE(miBlockCur->type == sc::celltextattr_block,
     151             :                "wrong block type - unsigned short block expected.");
     152             : #endif
     153           0 :     miDataCur = sc::celltextattr_block::begin(*miBlockCur->data);
     154           0 :     miDataEnd = sc::celltextattr_block::end(*miBlockCur->data);
     155             : 
     156           0 :     std::advance(miDataCur, nOffsetInBlock);
     157           0 : }
     158             : 
     159           0 : void ScColumnTextWidthIterator::checkEndRow()
     160             : {
     161           0 :     if (mnCurPos <= mnEnd)
     162             :         // We're still good.
     163           0 :         return;
     164             : 
     165             :     // We're below the end position. End the iteration.
     166           0 :     miBlockCur = miBlockEnd;
     167           0 : }
     168             : 
     169             : /* vim:set shiftwidth=4 softtabstop=4 expandtab: */

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