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

Example 16 with EscherBSERecord

use of org.apache.poi.ddf.EscherBSERecord 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;
}

Example 17 with EscherBSERecord

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

the class TestBackground method getFillPictureRefCount.

private int getFillPictureRefCount(HSLFShape shape, HSLFFill fill) {
    AbstractEscherOptRecord opt = shape.getEscherOptRecord();
    EscherSimpleProperty p = HSLFShape.getEscherProperty(opt, EscherProperties.FILL__PATTERNTEXTURE);
    if (p != null) {
        int idx = p.getPropertyValue();
        HSLFSheet sheet = shape.getSheet();
        HSLFSlideShow ppt = sheet.getSlideShow();
        Document doc = ppt.getDocumentRecord();
        EscherContainerRecord dggContainer = doc.getPPDrawingGroup().getDggContainer();
        EscherContainerRecord bstore = HSLFShape.getEscherChild(dggContainer, EscherContainerRecord.BSTORE_CONTAINER);
        List<EscherRecord> lst = bstore.getChildRecords();
        return ((EscherBSERecord) lst.get(idx - 1)).getRef();
    }
    return 0;
}

Example 18 with EscherBSERecord

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

the class HSSFWorkbook method searchForPictures.

/**
     * Performs a recursive search for pictures in the given list of escher records.
     *
     * @param escherRecords the escher records.
     * @param pictures the list to populate with the pictures.
     */
private void searchForPictures(List<EscherRecord> escherRecords, List<HSSFPictureData> pictures) {
    for (EscherRecord escherRecord : escherRecords) {
        if (escherRecord instanceof EscherBSERecord) {
            EscherBlipRecord blip = ((EscherBSERecord) escherRecord).getBlipRecord();
            if (blip != null) {
                // TODO: Some kind of structure.
                HSSFPictureData picture = new HSSFPictureData(blip);
                pictures.add(picture);
            }
        }
        // Recursive call.
        searchForPictures(escherRecord.getChildRecords(), pictures);
    }
}

Example 19 with EscherBSERecord

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

the class TestPicture method multiplePictures.

/**
     * Test that the reference count of a blip is incremented every time the picture is inserted.
     * This is important when the same image appears multiple times in a slide show.
     *
     */
@Test
public void multiplePictures() throws IOException {
    HSLFSlideShow ppt = new HSLFSlideShow();
    HSLFSlide s = ppt.createSlide();
    HSLFSlide s2 = ppt.createSlide();
    HSLFSlide s3 = ppt.createSlide();
    HSLFPictureData data = ppt.addPicture(_slTests.readFile("clock.jpg"), PictureType.JPEG);
    HSLFPictureShape pict = new HSLFPictureShape(data);
    HSLFPictureShape pict2 = new HSLFPictureShape(data);
    HSLFPictureShape pict3 = new HSLFPictureShape(data);
    pict.setAnchor(new Rectangle(10, 10, 100, 100));
    s.addShape(pict);
    EscherBSERecord bse1 = pict.getEscherBSERecord();
    assertEquals(1, bse1.getRef());
    pict2.setAnchor(new Rectangle(10, 10, 100, 100));
    s2.addShape(pict2);
    EscherBSERecord bse2 = pict.getEscherBSERecord();
    assertSame(bse1, bse2);
    assertEquals(2, bse1.getRef());
    pict3.setAnchor(new Rectangle(10, 10, 100, 100));
    s3.addShape(pict3);
    EscherBSERecord bse3 = pict.getEscherBSERecord();
    assertSame(bse2, bse3);
    assertEquals(3, bse1.getRef());
    ppt.close();
}

Example 20 with EscherBSERecord

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

the class TestHSSFPicture method bsePictureRef.

@SuppressWarnings("unused")
@Test
public void bsePictureRef() throws IOException {
    HSSFWorkbook wb = new HSSFWorkbook();
    HSSFSheet sh = wb.createSheet("Pictures");
    HSSFPatriarch dr = sh.createDrawingPatriarch();
    HSSFClientAnchor anchor = new HSSFClientAnchor();
    InternalSheet ish = HSSFTestHelper.getSheetForTest(sh);
    //register a picture
    byte[] data1 = new byte[] { 1, 2, 3 };
    int idx1 = wb.addPicture(data1, Workbook.PICTURE_TYPE_JPEG);
    assertEquals(1, idx1);
    HSSFPicture p1 = dr.createPicture(anchor, idx1);
    EscherBSERecord bse = wb.getWorkbook().getBSERecord(idx1);
    assertEquals(bse.getRef(), 1);
    dr.createPicture(new HSSFClientAnchor(), idx1);
    assertEquals(bse.getRef(), 2);
    HSSFShapeGroup gr = dr.createGroup(new HSSFClientAnchor());
    gr.createPicture(new HSSFChildAnchor(), idx1);
    assertEquals(bse.getRef(), 3);
    wb.close();
}