Examples with EscherRecordFactory org.apache.poi.ddf.EscherRecordFactory used on opensource projects

Example 6 with EscherRecordFactory

use of org.apache.poi.ddf.EscherRecordFactory in project poi by apache.

the class OfficeDrawingsImpl method getBitmapRecord.

private EscherBlipRecord getBitmapRecord(int bitmapIndex) {
    List<? extends EscherContainerRecord> bContainers = _escherRecordHolder.getBStoreContainers();
    if (bContainers == null || bContainers.size() != 1)
        return null;
    EscherContainerRecord bContainer = bContainers.get(0);
    final List<EscherRecord> bitmapRecords = bContainer.getChildRecords();
    if (bitmapRecords.size() < bitmapIndex)
        return null;
    EscherRecord imageRecord = bitmapRecords.get(bitmapIndex - 1);
    if (imageRecord instanceof EscherBlipRecord) {
        return (EscherBlipRecord) imageRecord;
    }
    if (imageRecord instanceof EscherBSERecord) {
        EscherBSERecord bseRecord = (EscherBSERecord) imageRecord;
        EscherBlipRecord blip = bseRecord.getBlipRecord();
        if (blip != null) {
            return blip;
        }
        if (bseRecord.getOffset() > 0) {
            /*
                 * Blip stored in delay stream, which in a word doc, is the main
                 * stream
                 */
            EscherRecordFactory recordFactory = new DefaultEscherRecordFactory();
            EscherRecord record = recordFactory.createRecord(_mainStream, bseRecord.getOffset());
            if (record instanceof EscherBlipRecord) {
                record.fillFields(_mainStream, bseRecord.getOffset(), recordFactory);
                return (EscherBlipRecord) record;
            }
        }
    }
    return null;
}