12345678910111213141516171819202122232425262728293031323334353637383940414243444546474849505152535455565758596061626364 |
- /* ====================================================================
- 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.ss.examples.html;
-
- import org.apache.poi.hssf.util.HSSFColor;
- import org.apache.poi.ss.usermodel.CellStyle;
- import org.apache.poi.xssf.usermodel.XSSFCellStyle;
- import org.apache.poi.xssf.usermodel.XSSFColor;
- import org.apache.poi.xssf.usermodel.XSSFWorkbook;
-
- import java.util.Formatter;
- import java.util.Hashtable;
-
- /**
- * Implementation of {@link HtmlHelper} for XSSF files.
- *
- * @author Ken Arnold, Industrious Media LLC
- */
- public class XSSFHtmlHelper implements HtmlHelper {
- private final XSSFWorkbook wb;
-
- private static final Hashtable colors = HSSFColor.getIndexHash();
-
- public XSSFHtmlHelper(XSSFWorkbook wb) {
- this.wb = wb;
- }
-
- public void colorStyles(CellStyle style, Formatter out) {
- XSSFCellStyle cs = (XSSFCellStyle) style;
- styleColor(out, "background-color", cs.getFillForegroundXSSFColor());
- styleColor(out, "text-color", cs.getFont().getXSSFColor());
- }
-
- private void styleColor(Formatter out, String attr, XSSFColor color) {
- if (color == null || color.isAuto())
- return;
-
- byte[] rgb = color.getRgb();
- if (rgb == null) {
- return;
- }
-
- // This is done twice -- rgba is new with CSS 3, and browser that don't
- // support it will ignore the rgba specification and stick with the
- // solid color, which is declared first
- out.format(" %s: #%02x%02x%02x;%n", attr, rgb[0], rgb[1], rgb[2]);
- out.format(" %s: rgba(0x%02x, 0x%02x, 0x%02x, 0x%02x);%n", attr,
- rgb[0], rgb[1], rgb[2], rgb[3]);
- }
- }
|