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ListTables.javaAPI DocApache Poi 3.0.16630Mon Jan 01 18:55:22 GMT 2007org.apache.poi.hdf.model.hdftypes

ListTables

public class ListTables extends Object implements HDFType
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author
Ryan Ackley

Fields Summary
LFO[]
_pllfo
Hashtable
_lists
Constructors Summary
public ListTables(byte[] plcflst, byte[] plflfo)


      
  
    initLST(plcflst);
    initLFO(plflfo);
Methods Summary
private intcreateLVL(byte[] data, int offset, org.apache.poi.hdf.model.hdftypes.LVL lvl)

    int startingOffset = offset;
    lvl._iStartAt = Utils.convertBytesToInt(data, offset);
    offset += 4;
    lvl._nfc = data[offset++];
    byte code = data[offset++];
    lvl._jc = (byte)(code & 0x03);
    lvl._fLegal = StyleSheet.getFlag(code & 0x04);
    lvl._fNoRestart = StyleSheet.getFlag(code & 0x08);
    lvl._fPrev = StyleSheet.getFlag(code & 0x10);
    lvl._fPrevSpace = StyleSheet.getFlag(code & 0x20);
    lvl._fWord6 = StyleSheet.getFlag(code & 0x40);

    //  rgbxchNums - This array should be zero terminated unless it is full 
    //  (all 9 levels full).
    System.arraycopy(data, offset, lvl._rgbxchNums, 0, 9);
    offset += 9;

    lvl._ixchFollow = data[offset++];

    if (lvl._fWord6)
    {
      lvl._dxaSpace = Utils.convertBytesToInt(data, offset);
      lvl._dxaIndent = Utils.convertBytesToInt(data, offset + 4);
    }
    offset += 8;

    int chpxSize = data[offset++];
    int papxSize = data[offset++];
    lvl._chpx = new byte[chpxSize];
    lvl._papx = new byte[papxSize];

    System.arraycopy(data, offset, lvl._chpx, 0, chpxSize);
    System.arraycopy(data, offset + chpxSize, lvl._papx, 0, papxSize);

    offset += papxSize + chpxSize + 2;  //don't forget to skip reserved word
    int xstSize = Utils.convertBytesToShort(data, offset);
    offset += 2;
    lvl._xst = new char[xstSize];

    for(int x = 0; x < xstSize; x++)
    {
      lvl._xst[x] = (char)Utils.convertBytesToShort(data, offset + (x * 2));
    }
    return offset + (xstSize * 2) - startingOffset;
public org.apache.poi.hdf.model.hdftypes.LVLgetLevel(int list, int level)


    LFO override = _pllfo[list - 1];

    for(int x = 0; x < override._clfolvl; x++)
    {
      if(override._levels[x]._ilvl == level)
      {
        LFOLVL lfolvl = override._levels[x];
        if(lfolvl._fFormatting)
        {
          LST lst = (LST)_lists.get(new Integer(override._lsid));
          LVL lvl = lfolvl._override;
          lvl._istd = Utils.convertBytesToShort(lst._rgistd, level * 2);
          return lvl;
        }
        else if(lfolvl._fStartAt)
        {
          LST lst = (LST)_lists.get(new Integer(override._lsid));
          LVL lvl = lst._levels[level];
          LVL newLvl = (LVL)lvl.clone();
          newLvl._istd = Utils.convertBytesToShort(lst._rgistd, level * 2);
          newLvl._iStartAt = lfolvl._iStartAt;
          return newLvl;
        }
      }
    }

    LST lst = (LST)_lists.get(new Integer(override._lsid));
    LVL lvl = lst._levels[level];
    lvl._istd = Utils.convertBytesToShort(lst._rgistd, level * 2);
    return lvl;
private voidinitLFO(byte[] plflfo)

    int lfoSize = Utils.convertBytesToInt(plflfo, 0);
    _pllfo = new LFO[lfoSize];
    for(int x = 0; x < lfoSize; x++)
    {
      LFO nextLFO = new LFO();
      nextLFO._lsid = Utils.convertBytesToInt(plflfo, 4 + (x * 16));
      nextLFO._clfolvl = plflfo[4 + 12 + (x * 16)];
      nextLFO._levels = new LFOLVL[nextLFO._clfolvl];
      _pllfo[x] = nextLFO;
    }

    int lfolvlOffset = (lfoSize * 16) + 4;
    int lvlOffset = 0;
    int lfolvlNum = 0;
    for(int x = 0; x < lfoSize; x++)
    {
      if (_pllfo[x]._clfolvl == 0)
        //  If LFO._clfolvl is 0, then it appears that Word writes
        //  out a LFOLVL anyway - however, it's all 0xff.  We need
        //  to skip over it.
        lfolvlNum++;
      else
      {
          for(int y = 0; y < _pllfo[x]._clfolvl; y++)
          {
            int offset = lfolvlOffset + (lfolvlNum * 8) + lvlOffset;
            LFOLVL lfolvl = new LFOLVL();
            lfolvl._iStartAt = Utils.convertBytesToInt(plflfo, offset);
            lfolvl._ilvl = Utils.convertBytesToInt(plflfo, offset + 4);
            lfolvl._fStartAt = StyleSheet.getFlag(lfolvl._ilvl & 0x10);
            lfolvl._fFormatting = StyleSheet.getFlag(lfolvl._ilvl & 0x20);
            lfolvl._ilvl = (lfolvl._ilvl & (byte)0x0f);
            lfolvlNum++;
    
            if(lfolvl._fFormatting)
            {
              // The size of a LFOLVL is 8 bytes.
              offset = lfolvlOffset + (lfolvlNum * 8) + lvlOffset;
              lfolvl._override = new LVL();
              lvlOffset += createLVL(plflfo, offset, lfolvl._override);
            }
            _pllfo[x]._levels[y] = lfolvl;
          }
      }
    }
private voidinitLST(byte[] plcflst)

    short length = Utils.convertBytesToShort(plcflst, 0);
    int nextLevelOffset = 0;
    //LST[] lstArray = new LST[length];
    for(int x = 0; x < length; x++)
    {
      LST lst = new LST();
      lst._lsid = Utils.convertBytesToInt(plcflst, 2 + (x * 28));
      lst._tplc = Utils.convertBytesToInt(plcflst, 2 + 4 + (x * 28));
      System.arraycopy(plcflst, 2 + 8 + (x * 28), lst._rgistd, 0, 18);
      byte code = plcflst[2 + 26 + (x * 28)];
      lst._fSimpleList = StyleSheet.getFlag(code & 0x01);
      //lstArray[x] = lst;
      _lists.put(new Integer(lst._lsid), lst);

      if(lst._fSimpleList)
      {
        lst._levels = new LVL[1];
      }
      else
      {
        lst._levels = new LVL[9];
      }

      for(int y = 0; y < lst._levels.length; y++)
      {
        int offset = 2 + (length * 28) + nextLevelOffset;
        lst._levels[y] = new LVL();
        nextLevelOffset += createLVL(plcflst, offset, lst._levels[y]);
      }
    }