Examples of org.apache.poi.ddf.EscherRecord

org.apache.poi.ddf.EscherRecord
The base abstract record from which all escher records are defined. Subclasses will need to define methods for serialization/deserialization and for determining the record size. @author Glen Stampoultzis

        EscherAggregate r = (EscherAggregate) getSheet().findFirstRecordBySid(EscherAggregate.sid);
        List escherRecords = r.getEscherRecords();
        PrintWriter w = new PrintWriter(System.out);
        for ( Iterator iterator = escherRecords.iterator(); iterator.hasNext(); )
        {
            EscherRecord escherRecord = (EscherRecord) iterator.next();
            if (fat)
                System.out.println(escherRecord.toString());
            else
                escherRecord.display(w, 0);
        }
        w.flush();
    }

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        r.decode();
        List escherRecords = r.getEscherRecords();
        PrintWriter w = new PrintWriter(System.out);
        for ( Iterator iterator = escherRecords.iterator(); iterator.hasNext(); )
        {
            EscherRecord escherRecord = (EscherRecord) iterator.next();
            if (fat)
                System.out.println(escherRecord.toString());
            else
                escherRecord.display(w, 0);
        }
        w.flush();
    }

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        while (recordIter.hasNext())
        {
            Object obj = recordIter.next();
            if (obj instanceof EscherRecord)
            {
                EscherRecord escherRecord = (EscherRecord) obj;


                if (escherRecord instanceof EscherBSERecord)
                {
                    EscherBlipRecord blip = ((EscherBSERecord) escherRecord).getBlipRecord();
                    if (blip != null)
                    {
                        // TODO: Some kind of structure.
                        pictures.add(new HSSFPictureData(blip));
                    }
                }


                // Recursive call.
                searchForPictures(escherRecord.getChildRecords(), pictures);
            }
        }
    }

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        EscherAggregate r = (EscherAggregate) getSheet().findFirstRecordBySid(EscherAggregate.sid);
        List escherRecords = r.getEscherRecords();
        PrintWriter w = new PrintWriter(System.out);
        for ( Iterator iterator = escherRecords.iterator(); iterator.hasNext(); )
        {
            EscherRecord escherRecord = (EscherRecord) iterator.next();
            if (fat)
                System.out.println(escherRecord.toString());
            else
                escherRecord.display(w, 0);
        }
        w.flush();
    }

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    {
        EscherRecordFactory recordFactory = new DefaultEscherRecordFactory();
        int pos = offset;
        while ( pos < offset + size )
        {
            EscherRecord r = recordFactory.createRecord(data, pos);
            int bytesRead = r.fillFields(data, pos, recordFactory );
            escherRecords.add(r);
            pos += bytesRead;
        }
    }

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        buffer.append('[' + getRecordName() + ']' + nl);
        if (escherRecords.size() == 0)
            buffer.append("No Escher Records Decoded" + nl);
        for ( Iterator iterator = escherRecords.iterator(); iterator.hasNext(); )
        {
            EscherRecord r = (EscherRecord) iterator.next();
            buffer.append(r.toString());
        }
        buffer.append("[/" + getRecordName() + ']' + nl);


        return buffer.toString();
    }

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            LittleEndian.putShort(data, 2 + offset, (short)(getRecordSize() - 4));


            int pos = offset + 4;
            for ( Iterator iterator = escherRecords.iterator(); iterator.hasNext(); )
            {
                EscherRecord r = (EscherRecord) iterator.next();
                pos += r.serialize( pos, data, new NullEscherSerializationListener() );
            }
        }
        return getRecordSize();
    }

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        else
        {
            int size = 4;
            for ( Iterator iterator = escherRecords.iterator(); iterator.hasNext(); )
            {
                EscherRecord r = (EscherRecord) iterator.next();
                size += r.getRecordSize();
            }
            return size;
        }
    }

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      return findFirstWithId(id, getEscherRecords());
    }
    private EscherRecord findFirstWithId(short id, List records) {
      // Check at our level
      for(Iterator it = records.iterator(); it.hasNext();) {
        EscherRecord r = (EscherRecord)it.next();
        if(r.getRecordId() == id) {
          return r;
        }
      }
      
      // Then check our children in turn
      for(Iterator it = records.iterator(); it.hasNext();) {
        EscherRecord r = (EscherRecord)it.next();
        if(r.isContainerRecord()) {
          EscherRecord found =
            findFirstWithId(id, r.getChildRecords());
          if(found != null) {
            return found;
          }
        }

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        EscherContainerRecord dg = (EscherContainerRecord) ppdrawing.getEscherRecords()[0];
        EscherContainerRecord spgr = null;
        List ch = dg.getChildRecords();


        for (Iterator it = ch.iterator(); it.hasNext();) {
            EscherRecord rec = (EscherRecord) it.next();
            if (rec.getRecordId() == EscherContainerRecord.SPGR_CONTAINER) {
                spgr = (EscherContainerRecord) rec;
                break;
            }
        }
        ch = spgr.getChildRecords();

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