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- /* ====================================================================
- Licensed to the Apache Software Foundation (ASF) under one or more
- contributor license agreements. See the NOTICE file distributed with
- this work for additional information regarding copyright ownership.
- The ASF licenses this file to You under the Apache License, Version 2.0
- (the "License"); you may not use this file except in compliance with
- the License. You may obtain a copy of the License at
-
- http://www.apache.org/licenses/LICENSE-2.0
-
- Unless required by applicable law or agreed to in writing, software
- distributed under the License is distributed on an "AS IS" BASIS,
- WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
- See the License for the specific language governing permissions and
- limitations under the License.
- ==================================================================== */
- package org.apache.poi.examples.ss.html;
-
- import java.util.Formatter;
-
- import org.apache.poi.hssf.usermodel.HSSFCellStyle;
- import org.apache.poi.hssf.usermodel.HSSFPalette;
- import org.apache.poi.hssf.usermodel.HSSFWorkbook;
- import org.apache.poi.hssf.util.HSSFColor;
- import org.apache.poi.hssf.util.HSSFColor.HSSFColorPredefined;
- import org.apache.poi.ss.usermodel.CellStyle;
-
- /**
- * Implementation of {@link HtmlHelper} for HSSF files.
- */
- public class HSSFHtmlHelper implements HtmlHelper {
- private final HSSFWorkbook wb;
- private final HSSFPalette colors;
-
- private static final HSSFColor HSSF_AUTO = HSSFColorPredefined.AUTOMATIC.getColor();
-
- public HSSFHtmlHelper(HSSFWorkbook wb) {
- this.wb = wb;
- // If there is no custom palette, then this creates a new one that is
- // a copy of the default
- colors = wb.getCustomPalette();
- }
-
- @Override
- public void colorStyles(CellStyle style, Formatter out) {
- HSSFCellStyle cs = (HSSFCellStyle) style;
- out.format(" /* fill pattern = %d */%n", cs.getFillPattern().getCode());
- styleColor(out, "background-color", cs.getFillForegroundColor());
- styleColor(out, "color", cs.getFont(wb).getColor());
- styleColor(out, "border-left-color", cs.getLeftBorderColor());
- styleColor(out, "border-right-color", cs.getRightBorderColor());
- styleColor(out, "border-top-color", cs.getTopBorderColor());
- styleColor(out, "border-bottom-color", cs.getBottomBorderColor());
- }
-
- private void styleColor(Formatter out, String attr, short index) {
- HSSFColor color = colors.getColor(index);
- if (index == HSSF_AUTO.getIndex() || color == null) {
- out.format(" /* %s: index = %d */%n", attr, index);
- } else {
- short[] rgb = color.getTriplet();
- out.format(" %s: #%02x%02x%02x; /* index = %d */%n", attr, rgb[0],
- rgb[1], rgb[2], index);
- }
- }
- }
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