58 lines
2.3 KiB
Java
58 lines
2.3 KiB
Java
/* ====================================================================
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Licensed to the Apache Software Foundation (ASF) under one or more
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contributor license agreements. See the NOTICE file distributed with
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this work for additional information regarding copyright ownership.
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The ASF licenses this file to You under the Apache License, Version 2.0
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(the "License"); you may not use this file except in compliance with
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the License. You may obtain a copy of the License at
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http://www.apache.org/licenses/LICENSE-2.0
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Unless required by applicable law or agreed to in writing, software
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distributed under the License is distributed on an "AS IS" BASIS,
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WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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See the License for the specific language governing permissions and
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limitations under the License.
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==================================================================== */
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package org.apache.poi.ss.examples.html;
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import java.util.Formatter;
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import org.apache.poi.ss.usermodel.CellStyle;
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import org.apache.poi.xssf.usermodel.XSSFCellStyle;
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import org.apache.poi.xssf.usermodel.XSSFColor;
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/**
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* Implementation of {@link HtmlHelper} for XSSF files.
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*
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* @author Ken Arnold, Industrious Media LLC
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*/
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public class XSSFHtmlHelper implements HtmlHelper {
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public void colorStyles(CellStyle style, Formatter out) {
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XSSFCellStyle cs = (XSSFCellStyle) style;
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styleColor(out, "background-color", cs.getFillForegroundXSSFColor());
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styleColor(out, "text-color", cs.getFont().getXSSFColor());
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}
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private void styleColor(Formatter out, String attr, XSSFColor color) {
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if (color == null || color.isAuto()) {
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return;
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}
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byte[] rgb = color.getRGB();
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if (rgb == null) {
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return;
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}
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// This is done twice -- rgba is new with CSS 3, and browser that don't
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// support it will ignore the rgba specification and stick with the
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// solid color, which is declared first
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out.format(" %s: #%02x%02x%02x;%n", attr, rgb[0], rgb[1], rgb[2]);
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byte[] argb = color.getARGB();
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if (argb == null) {
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return;
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}
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out.format(" %s: rgba(0x%02x, 0x%02x, 0x%02x, 0x%02x);%n", attr,
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argb[3], argb[0], argb[1], argb[2]);
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}
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} |