Java Drawing类代码示例

import org.apache.poi.ss.usermodel.Drawing; //导入依赖的package包/类
/**
 * @작성자 : KYJ
 * @작성일 : 2016. 9. 9. 
 * @param sheet
 * @throws Exception
 */
final static void createDefaultLogo(Sheet sheet) throws Exception {
	Workbook workbook = sheet.getWorkbook();
	byte[] defaultLogoImage = getDefaultLogoImage();
	if(defaultLogoImage == null)
		return;
	int pictureIdx = workbook.addPicture(defaultLogoImage, Workbook.PICTURE_TYPE_PNG);

	CreationHelper creationHelper = workbook.getCreationHelper();
	ClientAnchor anchor = creationHelper.createClientAnchor(); //new XSSFClientAnchor();
	//			anchor.setAnchorType(AnchorType.MOVE_DONT_RESIZE);
	Drawing createDrawingPatriarch = sheet.createDrawingPatriarch();
	anchor.setDx1(0);
	anchor.setCol1(0);
	anchor.setRow1(0);

	//#1 테이블 셀의 너비에 의존적이지않게 사이즈조절.
	anchor.setAnchorType(AnchorType.MOVE_DONT_RESIZE);
	Picture createPicture = createDrawingPatriarch.createPicture(anchor, pictureIdx);
	//#2 테이블 셀의 너비에 의존적이지않게 사이즈조절.
	createPicture.resize();
}
 

import org.apache.poi.ss.usermodel.Drawing; //导入依赖的package包/类
/**
 * See the comment for the given cell
 * 
 * @param cell
 *            the cell
 * @param message
 *            the comment message
 */
public static void setComment(HSSFCell cell, String message) {
	Drawing drawing = cell.getSheet().createDrawingPatriarch();
	CreationHelper factory = cell.getSheet().getWorkbook().getCreationHelper();

	// When the comment box is visible, have it show in a 1x3 space
	ClientAnchor anchor = factory.createClientAnchor();
	anchor.setCol1(cell.getColumnIndex());
	anchor.setCol2(cell.getColumnIndex() + 1);
	anchor.setRow1(cell.getRowIndex());
	anchor.setRow2(cell.getRowIndex() + 1);
	anchor.setDx1(100);
	anchor.setDx2(1000);
	anchor.setDy1(100);
	anchor.setDy2(1000);

	// Create the comment and set the text+author
	Comment comment = drawing.createCellComment(anchor);
	RichTextString str = factory.createRichTextString(message);
	comment.setString(str);
	comment.setAuthor("TURNUS");
	// Assign the comment to the cell
	cell.setCellComment(comment);
}
 

import org.apache.poi.ss.usermodel.Drawing; //导入依赖的package包/类
/**
 * 构建多个图形对象
 * @param dataSourceSheet
 * @param tragetSheet
 * @param graphList
 */
private static void buildExcelChart(Sheet dataSourceSheet, Sheet tragetSheet,
                                    List<ExcelGraph> graphList) {
    int len = graphList.size();
    if (len == 1) {
        buildExcelChart(dataSourceSheet, tragetSheet, graphList.get(0));
    } else {
        int drawStart = 0;
        int drawEnd = 20;
        Drawing drawing = tragetSheet.createDrawingPatriarch();
        for (int i = 0; i < len; i++) {
            ExcelGraph graph = graphList.get(i);
            ClientAnchor anchor = drawing.createAnchor(0, 0, 0, 0, 0, drawStart, 15, drawEnd);
            buildExcelChart(drawing, anchor, dataSourceSheet, graph);
            drawStart = drawStart + drawEnd;
            drawEnd = drawEnd + drawEnd;
        }
    }
}
 

import org.apache.poi.ss.usermodel.Drawing; //导入依赖的package包/类
/**
 * 创建List之后的各个Cells
 * 
 * @param styles
 */
public void createListCells(Drawing patriarch, int index, int cellNum, Object obj,
                            List<ExcelExportEntity> excelParams, Sheet sheet, Workbook workbook)
                                                                                                throws Exception {
    ExcelExportEntity entity;
    Row row;
    if (sheet.getRow(index) == null) {
        row = sheet.createRow(index);
        row.setHeight(getRowHeight(excelParams));
    } else {
        row = sheet.getRow(index);
    }
    for (int k = 0, paramSize = excelParams.size(); k < paramSize; k++) {
        entity = excelParams.get(k);
        Object value = getCellValue(entity, obj);
        if (entity.getType() == 1) {
            createStringCell(row, cellNum++, value == null ? "" : value.toString(),
                row.getRowNum() % 2 == 0 ? getStyles(false, entity) : getStyles(true, entity),
                entity);
        } else {
            createImageCell(patriarch, entity, row, cellNum++,
                value == null ? "" : value.toString(), obj);
        }
    }
}
 

import org.apache.poi.ss.usermodel.Drawing; //导入依赖的package包/类
private Comment createCellComment(String author, String comment) {

		// comments only supported for XLSX
		if (data.sheet instanceof XSSFSheet) {
			CreationHelper factory = data.wb.getCreationHelper();
			Drawing drawing = data.sheet.createDrawingPatriarch();

			ClientAnchor anchor = factory.createClientAnchor();
			Comment cmt = drawing.createCellComment(anchor);
			RichTextString str = factory.createRichTextString(comment);
			cmt.setString(str);
			cmt.setAuthor(author);
			return cmt;

		}
		return null;

	}
 

import org.apache.poi.ss.usermodel.Drawing; //导入依赖的package包/类
private Comment createCellComment( String author, String comment ) {

    // comments only supported for XLSX
    if ( data.sheet instanceof XSSFSheet ) {
      CreationHelper factory = data.wb.getCreationHelper();
      Drawing drawing = data.sheet.createDrawingPatriarch();

      ClientAnchor anchor = factory.createClientAnchor();
      Comment cmt = drawing.createCellComment( anchor );
      RichTextString str = factory.createRichTextString( comment );
      cmt.setString( str );
      cmt.setAuthor( author );
      return cmt;

    }
    return null;

  }
 

import org.apache.poi.ss.usermodel.Drawing; //导入依赖的package包/类
/**
 * 抽象出图片生成业务代码
 * 
 * @throws IOException
 */
private void extractPicturePortion(String svgString, XSSFWorkbook wb,
		XSSFSheet sheet, int startCol, int endCol, int startRow, int endRow)
		throws IOException {
	// 图片
	if (org.apache.commons.lang3.StringUtils.isNotBlank(svgString)) {
		byte[] safeDataBytes = new BASE64Decoder().decodeBuffer(svgString);
		int pictureIdx = wb.addPicture(safeDataBytes,
				Workbook.PICTURE_TYPE_JPEG);
		CreationHelper helper = wb.getCreationHelper();
		// Create the drawing patriarch. This is the top level container for
		// all shapes.
		Drawing drawing = sheet.createDrawingPatriarch();
		// add a picture shape
		ClientAnchor anchor = helper.createClientAnchor();
		// set top-left corner of the picture,
		// subsequent call of Picture#resize() will operate relative to it
		anchor.setCol1(startCol);
		anchor.setCol2(endCol);
		anchor.setRow1(startRow);
		anchor.setRow2(endRow);
		anchor.setDx1(0);
		anchor.setDy1(0);
		anchor.setDx2(0);
		anchor.setDy2(0);
		anchor.setAnchorType(ClientAnchor.MOVE_DONT_RESIZE);
		Picture pict = drawing.createPicture(anchor, pictureIdx);
		pict.resize(1);
	}
}
 

import org.apache.poi.ss.usermodel.Drawing; //导入依赖的package包/类
/**
 * 创建List之后的各个Cells
 * @param patriarch
 * @param index
 * @param cellNum
 * @param obj
 * @param excelParams
 * @param sheet
 * @param workbook
 * @throws Exception
 */
public void createListCells(Drawing patriarch, int index, int cellNum, Object obj,
                            List<ExcelExportEntity> excelParams, Sheet sheet,
                            Workbook workbook) throws Exception {
    ExcelExportEntity entity;
    Row row;
    if (sheet.getRow(index) == null) {
        row = sheet.createRow(index);
        row.setHeight(getRowHeight(excelParams));
    } else {
        row = sheet.getRow(index);
    }
    for (int k = 0, paramSize = excelParams.size(); k < paramSize; k++) {
        entity = excelParams.get(k);
        Object value = getCellValue(entity, obj);
        if (entity.getType() == BaseEntityTypeConstants.StringType) {
            createStringCell(row, cellNum++, value == null ? "" : value.toString(),
                row.getRowNum() % 2 == 0 ? getStyles(false, entity) : getStyles(true, entity),
                entity);
            if (entity.isHyperlink()) {
                row.getCell(cellNum - 1)
                    .setHyperlink(dataHanlder.getHyperlink(
                        row.getSheet().getWorkbook().getCreationHelper(), obj, entity.getName(),
                        value));
            }
        } else if (entity.getType() == BaseEntityTypeConstants.DoubleType) {
            createDoubleCell(row, cellNum++, value == null ? "" : value.toString(),
                index % 2 == 0 ? getStyles(false, entity) : getStyles(true, entity), entity);
            if (entity.isHyperlink()) {
                row.getCell(cellNum - 1)
                    .setHyperlink(dataHanlder.getHyperlink(
                        row.getSheet().getWorkbook().getCreationHelper(), obj, entity.getName(),
                        value));
            }
        } else {
            createImageCell(patriarch, entity, row, cellNum++,
                value == null ? "" : value.toString(), obj);
        }
    }
}
 

import org.apache.poi.ss.usermodel.Drawing; //导入依赖的package包/类
/**
 * 往Sheet 填充正常数据,根据表头信息 使用导入的部分逻辑,坐对象映射
 * 
 * @param sheet
 * @param pojoClass
 * @param dataSet
 * @param workbook
 */
private void addDataToSheet(Class<?> pojoClass, Collection<?> dataSet, Sheet sheet,
                            Workbook workbook) throws Exception {

    if (workbook instanceof XSSFWorkbook) {
        super.type = ExcelType.XSSF;
    }
    // 获取表头数据
    Map<String, Integer> titlemap = getTitleMap(sheet);
    Drawing patriarch = sheet.createDrawingPatriarch();
    // 得到所有字段
    Field[] fileds = PoiPublicUtil.getClassFields(pojoClass);
    ExcelTarget etarget = pojoClass.getAnnotation(ExcelTarget.class);
    String targetId = null;
    if (etarget != null) {
        targetId = etarget.value();
    }
    // 获取实体对象的导出数据
    List<ExcelExportEntity> excelParams = new ArrayList<ExcelExportEntity>();
    getAllExcelField(null, targetId, fileds, excelParams, pojoClass, null);
    // 根据表头进行筛选排序
    sortAndFilterExportField(excelParams, titlemap);
    short rowHeight = getRowHeight(excelParams);
    int index = teplateParams.getHeadingRows() + teplateParams.getHeadingStartRow(),
            titleHeight = index;
    //下移数据,模拟插入
    sheet.shiftRows(teplateParams.getHeadingRows() + teplateParams.getHeadingStartRow(),
        sheet.getLastRowNum(), getShiftRows(dataSet, excelParams), true, true);
    if (excelParams.size() == 0) {
        return;
    }
    Iterator<?> its = dataSet.iterator();
    while (its.hasNext()) {
        Object t = its.next();
        index += createCells(patriarch, index, t, excelParams, sheet, workbook, rowHeight);
    }
    // 合并同类项
    mergeCells(sheet, excelParams, titleHeight);
}
 

import org.apache.poi.ss.usermodel.Drawing; //导入依赖的package包/类
/**
 * 往Sheet 填充正常数据,根据表头信息 使用导入的部分逻辑,坐对象映射
 * 
 * @param teplateParams
 * @param pojoClass
 * @param dataSet
 * @param workbook
 */
private void addDataToSheet(Class<?> pojoClass, Collection<?> dataSet, Sheet sheet,
                            Workbook workbook) throws Exception {

    if (workbook instanceof XSSFWorkbook) {
        super.type = ExcelType.XSSF;
    }
    // 获取表头数据
    Map<String, Integer> titlemap = getTitleMap(sheet);
    Drawing patriarch = sheet.createDrawingPatriarch();
    // 得到所有字段
    Field[] fileds = PoiPublicUtil.getClassFields(pojoClass);
    ExcelTarget etarget = pojoClass.getAnnotation(ExcelTarget.class);
    String targetId = null;
    if (etarget != null) {
        targetId = etarget.value();
    }
    // 获取实体对象的导出数据
    List<ExcelExportEntity> excelParams = new ArrayList<ExcelExportEntity>();
    getAllExcelField(null, targetId, fileds, excelParams, pojoClass, null);
    // 根据表头进行筛选排序
    sortAndFilterExportField(excelParams, titlemap);
    short rowHeight = getRowHeight(excelParams);
    int index = teplateParams.getHeadingRows() + teplateParams.getHeadingStartRow(), titleHeight = index;
    //下移数据,模拟插入
    sheet.shiftRows(teplateParams.getHeadingRows() + teplateParams.getHeadingStartRow(),
        sheet.getLastRowNum(), getShiftRows(dataSet, excelParams), true, true);
    if (excelParams.size() == 0) {
        return;
    }
    Iterator<?> its = dataSet.iterator();
    while (its.hasNext()) {
        Object t = its.next();
        index += createCells(patriarch, index, t, excelParams, sheet, workbook, rowHeight);
    }
    // 合并同类项
    mergeCells(sheet, excelParams, titleHeight);
}
 

import org.apache.poi.ss.usermodel.Drawing; //导入依赖的package包/类
protected void addChart(HSSFWorkbook workbook, byte[] chart, String name) {
    int pictureIndex = workbook.addPicture(chart, HSSFWorkbook.PICTURE_TYPE_PNG);
    HSSFSheet sheet = workbook.createSheet(name);
    addTitle(sheet, name, 0);
    Drawing drawing = sheet.createDrawingPatriarch();
    CreationHelper helper = workbook.getCreationHelper();
    ClientAnchor anchor = helper.createClientAnchor();
    anchor.setRow1(1);
    anchor.setCol1(0);
    Picture picture = drawing.createPicture(anchor, pictureIndex);
    picture.resize();
}
 

import org.apache.poi.ss.usermodel.Drawing; //导入依赖的package包/类
public static void main(String[] args) throws Exception
{
	String dataPath = "src/featurescomparison/workingwithworkbook/addimages/data/";
	
	//create a new workbook
    Workbook wb = new XSSFWorkbook(); //or new HSSFWorkbook();

    //add picture data to this workbook.
    InputStream is = new FileInputStream(dataPath + "aspose.jpg");
    byte[] bytes = IOUtils.toByteArray(is);
    int pictureIdx = wb.addPicture(bytes, Workbook.PICTURE_TYPE_JPEG);
    is.close();

    CreationHelper helper = wb.getCreationHelper();

    //create sheet
    Sheet sheet = wb.createSheet();

    // Create the drawing patriarch.  This is the top level container for all shapes. 
    Drawing drawing = sheet.createDrawingPatriarch();

    //add a picture shape
    ClientAnchor anchor = helper.createClientAnchor();
    //set top-left corner of the picture,
    //subsequent call of Picture#resize() will operate relative to it
    anchor.setCol1(3);
    anchor.setRow1(2);
    Picture pict = drawing.createPicture(anchor, pictureIdx);

    //auto-size picture relative to its top-left corner
    pict.resize();

    //save workbook
    String file = dataPath + "ApacheImage.xls";
    if(wb instanceof XSSFWorkbook) file += "x";
    FileOutputStream fileOut = new FileOutputStream(file);
    wb.write(fileOut);
    fileOut.close();
    System.out.println("Done...");
}
 

import org.apache.poi.ss.usermodel.Drawing; //导入依赖的package包/类
/**
 * Returns the <code>Sheet's</code> <code>Drawing</code> object, creating it
 * if it doesn't exist.  It is hoped that this would be replaced by a call
 * to <code>getDrawingPatriarch</code> in the POI "ss" package, and that
 * that call would NOT corrupt drawings, charts, etc.
 * @return A <code>Drawing</code>.
 * @since 0.2.0
 */
public Drawing createDrawing()
{
   if (myDrawing == null)
   {
      myDrawing = mySheet.createDrawingPatriarch();
   }
   return myDrawing;
}
 

import org.apache.poi.ss.usermodel.Drawing; //导入依赖的package包/类
protected void writeHeader(Sheet sheet, Drawing drawing, Row nameRow, Row labelRow, int i, ExcelColumn column, CellStyle boldStyle)
{
  CreationHelper helper = sheet.getWorkbook().getCreationHelper();

  // Notify the listeners
  for (ExcelExportListener listener : listeners)
  {
    listener.preHeader(column);
  }

  nameRow.createCell(i).setCellValue(helper.createRichTextString(column.getAttributeName()));

  Cell cell = labelRow.createCell(i);
  cell.setCellValue(helper.createRichTextString(column.getDisplayLabel()));

  if (column.isRequired() && boldStyle != null)
  {
    cell.setCellStyle(boldStyle);
  }

  if (column.getDescription() != null && column.getDescription().length() > 0)
  {
    ClientAnchor anchor = helper.createClientAnchor();
    anchor.setDx1(0);
    anchor.setDy1(0);
    anchor.setDx2(0);
    anchor.setDy2(0);
    anchor.setCol1(0);
    anchor.setRow1(0);
    anchor.setCol2(0);
    anchor.setRow2(4);

    Comment comment = drawing.createCellComment(anchor);
    comment.setString(helper.createRichTextString(column.getDescription()));

    cell.setCellComment(comment);
  }

  sheet.autoSizeColumn((short) i);
}
 

import org.apache.poi.ss.usermodel.Drawing; //导入依赖的package包/类
/**
 * 创建 最主要的 Cells
 * 
 * @param styles
 * @param rowHeight
 * @throws Exception
 */
public int createCells(Drawing patriarch, int index, Object t,
                       List<ExcelExportEntity> excelParams, Sheet sheet, Workbook workbook,
                       short rowHeight) throws Exception {
    ExcelExportEntity entity;
    Row row = sheet.createRow(index);
    row.setHeight(rowHeight);
    int maxHeight = 1, cellNum = 0;
    int indexKey = createIndexCell(row, index, excelParams.get(0));
    cellNum += indexKey;
    for (int k = indexKey, paramSize = excelParams.size(); k < paramSize; k++) {
        entity = excelParams.get(k);
        if (entity.getList() != null) {
            Collection<?> list = getListCellValue(entity, t);
            int listC = 0;
            for (Object obj : list) {
                createListCells(patriarch, index + listC, cellNum, obj, entity.getList(),
                    sheet, workbook);
                listC++;
            }
            cellNum += entity.getList().size();
            if (list != null && list.size() > maxHeight) {
                maxHeight = list.size();
            }
        } else {
            Object value = getCellValue(entity, t);
            if (entity.getType() == 1) {
                createStringCell(row, cellNum++, value == null ? "" : value.toString(),
                    index % 2 == 0 ? getStyles(false, entity) : getStyles(true, entity), entity);
            } else {
                createImageCell(patriarch, entity, row, cellNum++,
                    value == null ? "" : value.toString(), t);
            }
        }
    }
    // 合并需要合并的单元格
    cellNum = 0;
    for (int k = indexKey, paramSize = excelParams.size(); k < paramSize; k++) {
        entity = excelParams.get(k);
        if (entity.getList() != null) {
            cellNum += entity.getList().size();
        } else if (entity.isNeedMerge()) {
            for (int i = index + 1; i < index + maxHeight; i++) {
                sheet.getRow(i).createCell(cellNum);
                sheet.getRow(i).getCell(cellNum).setCellStyle(getStyles(false, entity));
            }
            sheet.addMergedRegion(new CellRangeAddress(index, index + maxHeight - 1, cellNum,
                cellNum));
            cellNum++;
        }
    }
    return maxHeight;

}