Example usage for org.apache.poi.hssf.usermodel HSSFPictureData getMimeType

List of usage examples for org.apache.poi.hssf.usermodel HSSFPictureData getMimeType

Introduction

In this page you can find the example usage for org.apache.poi.hssf.usermodel HSSFPictureData getMimeType.

Prototype

public String getMimeType() 

Source Link

Document

Returns the mime type for the image

Usage

From source file:com.vaadin.addon.spreadsheet.SpreadsheetFactory.java

License:Open Source License

private static void loadHSSFPicture(Spreadsheet spreadsheet, HSSFShape shape) {
    HSSFClientAnchor anchor = (HSSFClientAnchor) shape.getAnchor();
    HSSFPictureData pictureData = ((HSSFPicture) shape).getPictureData();
    if (anchor != null) {
        SheetImageWrapper image = new SheetImageWrapper(anchor, pictureData.getMimeType(),
                pictureData.getData());// ww w.j  a  v a  2s  .  c  o m
        spreadsheet.addSheetOverlay(image);
    } else {
        LOGGER.log(Level.FINE, "IMAGE WITHOUT ANCHOR: " + pictureData.toString());
    }
}

From source file:gov.nih.nci.evs.browser.utils.ResolvedValueSetIteratorHolder.java

License:Open Source License

/**
 * (Each Excel sheet cell becomes an HTML table cell) Generates an HTML
 * table cell which has the same font styles, alignments, colours and
 * borders as the Excel cell.//  w  w w .  j  a v a2s.co  m
 *
 * @param cell
 *            The Excel cell.
 */

private void td(final HSSFCell cell) {
    int colspan = 1;
    if (colIndex == mergeStart) {
        // First cell in the merging region - set colspan.
        colspan = mergeEnd - mergeStart + 1;
    } else if (colIndex == mergeEnd) {
        // Last cell in the merging region - no more skipped cells.
        mergeStart = -1;
        mergeEnd = -1;
        return;
    } else if (mergeStart != -1 && mergeEnd != -1 && colIndex > mergeStart && colIndex < mergeEnd) {
        // Within the merging region - skip the cell.
        return;
    }
    //KLO 05022018
    //out.append("<td ");

    out.append("<td height=\"15\" ");
    if (colspan > 1) {
        out.append("colspan='").append(colspan).append("' ");
    }
    if (cell == null) {
        out.append("/>\n");
        return;
    }

    out.append("style='");
    final HSSFCellStyle style = cell.getCellStyle();
    // Text alignment
    switch (style.getAlignment()) {
    case CellStyle.ALIGN_LEFT:
        out.append("text-align: left; ");
        break;
    case CellStyle.ALIGN_RIGHT:
        out.append("text-align: right; ");
        break;
    case CellStyle.ALIGN_CENTER:
        out.append("text-align: center; ");
        break;
    default:
        break;
    }

    // Font style, size and weight
    final HSSFFont font = style.getFont(book);
    if (font == null)
        return;
    if (font.getBoldweight() == HSSFFont.BOLDWEIGHT_BOLD) {
        out.append("font-weight: bold; ");
    }
    if (font.getItalic()) {
        out.append("font-style: italic; ");
    }
    if (font.getUnderline() != HSSFFont.U_NONE) {
        out.append("text-decoration: underline; ");
    }
    out.append("font-size: ").append(Math.floor(font.getFontHeightInPoints() * 0.8)).append("pt; ");
    // Cell background and font colours
    final short[] backRGB = style.getFillForegroundColorColor().getTriplet();
    final HSSFColor foreColor = palette.getColor(font.getColor());
    if (foreColor != null) {
        final short[] foreRGB = foreColor.getTriplet();
        if (foreRGB[0] != 0 || foreRGB[1] != 0 || foreRGB[2] != 0) {
            out.append("color: rgb(").append(foreRGB[0]).append(',').append(foreRGB[1]).append(',')
                    .append(foreRGB[2]).append(");");
        }
    }
    if (backRGB[0] != 0 || backRGB[1] != 0 || backRGB[2] != 0) {
        out.append("background-color: rgb(").append(backRGB[0]).append(',').append(backRGB[1]).append(',')
                .append(backRGB[2]).append(");");
    }
    // Border
    if (style.getBorderTop() != HSSFCellStyle.BORDER_NONE) {
        out.append("border-top-style: solid; ");
    }
    if (style.getBorderRight() != HSSFCellStyle.BORDER_NONE) {
        out.append("border-right-style: solid; ");
    }
    if (style.getBorderBottom() != HSSFCellStyle.BORDER_NONE) {
        out.append("border-bottom-style: solid; ");
    }
    if (style.getBorderLeft() != HSSFCellStyle.BORDER_NONE) {
        out.append("border-left-style: solid; ");
    }
    out.append("'>");
    String val = "";
    try {
        switch (cell.getCellType()) {
        case HSSFCell.CELL_TYPE_STRING:
            val = cell.getStringCellValue();
            break;
        case HSSFCell.CELL_TYPE_NUMERIC:
            // POI does not distinguish between integer and double, thus:
            final double original = cell.getNumericCellValue(), rounded = Math.round(original);
            if (Math.abs(rounded - original) < 0.00000000000000001) {
                val = String.valueOf((int) rounded);
            } else {
                val = String.valueOf(original);
            }
            break;
        case HSSFCell.CELL_TYPE_FORMULA:
            final CellValue cv = evaluator.evaluate(cell);
            if (cv == null)
                return;
            switch (cv.getCellType()) {
            case Cell.CELL_TYPE_BOOLEAN:
                out.append(cv.getBooleanValue());
                break;
            case Cell.CELL_TYPE_NUMERIC:
                out.append(cv.getNumberValue());
                break;
            case Cell.CELL_TYPE_STRING:
                out.append(cv.getStringValue());
                break;
            case Cell.CELL_TYPE_BLANK:
                break;
            case Cell.CELL_TYPE_ERROR:
                break;
            default:
                break;
            }
            break;
        default:
            // Neither string or number? Could be a date.
            try {
                val = sdf.format(cell.getDateCellValue());
            } catch (final Exception e1) {
            }
        }
    } catch (final Exception e) {
        val = e.getMessage();
    }
    if ("null".equals(val)) {
        val = "";
    }
    if (pix.containsKey(rowIndex)) {
        if (pix.get(rowIndex).containsKey(colIndex)) {
            for (final HSSFPictureData pic : pix.get(rowIndex).get(colIndex)) {
                out.append("<img alt='Image in Excel sheet' src='data:");
                out.append(pic.getMimeType());
                out.append(";base64,");
                try {
                    out.append(new String(Base64.encodeBase64(pic.getData()), "US-ASCII"));
                } catch (final UnsupportedEncodingException e) {
                    throw new RuntimeException(e);
                }
                out.append("'/>");
            }
        }
    }

    if (isCode(val) && this.URL != null) {
        val = getHyperLink(val);
    }

    out.append(val);
    out.append("</td>\n");
}

From source file:gov.nih.nci.evs.browser.utils.ResolvedValueSetIteratorHolder.java

License:Open Source License

private void td(final HSSFCell cell, StringBuffer buf) {
    int colspan = 1;
    if (colIndex == mergeStart) {
        // First cell in the merging region - set colspan.
        colspan = mergeEnd - mergeStart + 1;
    } else if (colIndex == mergeEnd) {
        // Last cell in the merging region - no more skipped cells.
        mergeStart = -1;/*from  w w  w.  j a v a 2s  . c om*/
        mergeEnd = -1;
        return;
    } else if (mergeStart != -1 && mergeEnd != -1 && colIndex > mergeStart && colIndex < mergeEnd) {
        // Within the merging region - skip the cell.
        return;
    }

    //KLO 05022018
    //buf.append("<td ");

    buf.append("<td height=\"15\" ");

    if (colspan > 1) {
        buf.append("colspan='").append(colspan).append("' ");
    }
    if (cell == null) {
        buf.append("/>");
        return;
    }
    buf.append("style='");
    final HSSFCellStyle style = cell.getCellStyle();
    // Text alignment
    switch (style.getAlignment()) {
    case CellStyle.ALIGN_LEFT:
        buf.append("text-align: left; ");
        break;
    case CellStyle.ALIGN_RIGHT:
        buf.append("text-align: right; ");
        break;
    case CellStyle.ALIGN_CENTER:
        buf.append("text-align: center; ");
        break;
    default:
        break;
    }
    // Font style, size and weight
    final HSSFFont font = style.getFont(book);
    if (font == null)
        return;
    if (font.getBoldweight() == HSSFFont.BOLDWEIGHT_BOLD) {
        buf.append("font-weight: bold; ");
    }
    if (font.getItalic()) {
        buf.append("font-style: italic; ");
    }
    if (font.getUnderline() != HSSFFont.U_NONE) {
        buf.append("text-decoration: underline; ");
    }
    buf.append("font-size: ").append(Math.floor(font.getFontHeightInPoints() * 0.8)).append("pt; ");

    // Cell background and font colours
    final short[] backRGB = style.getFillForegroundColorColor().getTriplet();
    final HSSFColor foreColor = palette.getColor(font.getColor());
    if (foreColor != null) {
        final short[] foreRGB = foreColor.getTriplet();
        if (foreRGB[0] != 0 || foreRGB[1] != 0 || foreRGB[2] != 0) {
            buf.append("color: rgb(").append(foreRGB[0]).append(',').append(foreRGB[1]).append(',')
                    .append(foreRGB[2]).append(");");

        }
    }
    if (backRGB[0] != 0 || backRGB[1] != 0 || backRGB[2] != 0) {
        buf.append("background-color: rgb(").append(backRGB[0]).append(',').append(backRGB[1]).append(',')
                .append(backRGB[2]).append(");");

    }
    // Border
    if (style.getBorderTop() != HSSFCellStyle.BORDER_NONE) {
        buf.append("border-top-style: solid; ");
    }
    if (style.getBorderRight() != HSSFCellStyle.BORDER_NONE) {
        buf.append("border-right-style: solid; ");
    }
    if (style.getBorderBottom() != HSSFCellStyle.BORDER_NONE) {
        buf.append("border-bottom-style: solid; ");
    }
    if (style.getBorderLeft() != HSSFCellStyle.BORDER_NONE) {
        buf.append("border-left-style: solid; ");
    }
    buf.append("'>");
    String val = "";
    try {
        switch (cell.getCellType()) {
        case HSSFCell.CELL_TYPE_STRING:
            val = cell.getStringCellValue();
            break;
        case HSSFCell.CELL_TYPE_NUMERIC:
            // POI does not distinguish between integer and double, thus:
            final double original = cell.getNumericCellValue(), rounded = Math.round(original);
            if (Math.abs(rounded - original) < 0.00000000000000001) {
                val = String.valueOf((int) rounded);
            } else {
                val = String.valueOf(original);
            }
            break;
        case HSSFCell.CELL_TYPE_FORMULA:
            final CellValue cv = evaluator.evaluate(cell);
            if (cv == null)
                return;
            switch (cv.getCellType()) {
            case Cell.CELL_TYPE_BOOLEAN:
                buf.append(cv.getBooleanValue());
                break;
            case Cell.CELL_TYPE_NUMERIC:
                buf.append(cv.getNumberValue());
                break;
            case Cell.CELL_TYPE_STRING:
                buf.append(cv.getStringValue());
                break;
            case Cell.CELL_TYPE_BLANK:
                break;
            case Cell.CELL_TYPE_ERROR:
                break;
            default:
                break;
            }
            break;
        default:
            // Neither string or number? Could be a date.
            try {
                val = sdf.format(cell.getDateCellValue());
            } catch (final Exception e1) {
            }
        }
    } catch (final Exception e) {
        val = e.getMessage();
    }
    if ("null".equals(val)) {
        val = "";
    }
    if (pix.containsKey(rowIndex)) {
        if (pix.get(rowIndex).containsKey(colIndex)) {
            for (final HSSFPictureData pic : pix.get(rowIndex).get(colIndex)) {
                buf.append("<img alt='Image in Excel sheet' src='data:");
                buf.append(pic.getMimeType());
                buf.append(";base64,");

                try {
                    buf.append(new String(Base64.encodeBase64(pic.getData()), "US-ASCII"));

                } catch (final UnsupportedEncodingException e) {
                    throw new RuntimeException(e);
                }
                buf.append("'/>");
            }
        }
    }

    if (isCode(val) && this.URL != null) {
        val = getHyperLink(val);
    }
    buf.append(val);
    buf.append("</td>");

}