Java 类org.apache.poi.xssf.usermodel.XSSFPicture 实例源码

/**
 * 获取Excel2007图片
 * 
 * @param sheet
 *            当前sheet对象
 * @param workbook
 *            工作簿对象
 * @return Map key:图片单元格索引（1_1）String，value:图片流PictureData
 */
public static Map<String, PictureData> getSheetPictrues07(XSSFSheet sheet,
                                                          XSSFWorkbook workbook) {
    Map<String, PictureData> sheetIndexPicMap = new HashMap<String, PictureData>();
    for (POIXMLDocumentPart dr : sheet.getRelations()) {
        if (dr instanceof XSSFDrawing) {
            XSSFDrawing drawing = (XSSFDrawing) dr;
            List<XSSFShape> shapes = drawing.getShapes();
            for (XSSFShape shape : shapes) {
                XSSFPicture pic = (XSSFPicture) shape;
                XSSFClientAnchor anchor = pic.getPreferredSize();
                CTMarker ctMarker = anchor.getFrom();
                String picIndex = ctMarker.getRow() + "_" + ctMarker.getCol();
                sheetIndexPicMap.put(picIndex, pic.getPictureData());
            }
        }
    }
    return sheetIndexPicMap;
}

/**
 * 获取Excel2007图片
 * 
 * @param sheet
 *            当前sheet对象
 * @param workbook
 *            工作簿对象
 * @return Map key:图片单元格索引（1_1）String，value:图片流PictureData
 */
public static Map<String, PictureData> getSheetPictrues07(XSSFSheet sheet, XSSFWorkbook workbook) {
    Map<String, PictureData> sheetIndexPicMap = new HashMap<String, PictureData>();
    for (POIXMLDocumentPart dr : sheet.getRelations()) {
        if (dr instanceof XSSFDrawing) {
            XSSFDrawing drawing = (XSSFDrawing) dr;
            List<XSSFShape> shapes = drawing.getShapes();
            for (XSSFShape shape : shapes) {
                XSSFPicture pic = (XSSFPicture) shape;
                XSSFClientAnchor anchor = pic.getPreferredSize();
                CTMarker ctMarker = anchor.getFrom();
                String picIndex = ctMarker.getRow() + "_" + ctMarker.getCol();
                sheetIndexPicMap.put(picIndex, pic.getPictureData());
            }
        }
    }
    return sheetIndexPicMap;
}

private static Table<Integer, Integer, ImageData> readAllCellImages(XSSFDrawing drawing, Sheet sheet) {
    val images = HashBasedTable.<Integer, Integer, ImageData>create();
    for (val shape : drawing.getShapes()) {
        if (!(shape instanceof XSSFPicture)) continue;

        val picture = (XSSFPicture) shape;
        val imageData = createImageData(picture.getPictureData());

        val axisRow = computeAxisRowIndex(sheet, picture);
        val axisCol = computeAxisColIndex(sheet, picture);

        images.put(axisRow, axisCol, imageData);
    }

    return images;
}

public static void setCellPicture(XSSFWorkbook wb, XSSFSheet sh, byte[] iconBytes, int row, int col) throws Exception {
       int myPictureId = wb.addPicture(iconBytes, XSSFWorkbook.PICTURE_TYPE_PNG);

       XSSFDrawing drawing = sh.createDrawingPatriarch();
       XSSFClientAnchor myAnchor = new XSSFClientAnchor();

       myAnchor.setCol1(col);
       myAnchor.setRow1(row);

       XSSFPicture myPicture = drawing.createPicture(myAnchor, myPictureId);
       myPicture.resize();
}