[github-122] XWPF: Set table and table cell widths to percentage, twips, or auto. This closes #122
git-svn-id: https://svn.apache.org/repos/asf/poi/trunk@1838449 13f79535-47bb-0310-9956-ffa450edef68
This commit is contained in:
PJ Fanning
parent
a611b66fd1
commit
179e81c4a4
@ -0,0 +1,54 @@
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/* ====================================================================
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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.xwpf.usermodel;
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import org.apache.poi.util.Internal;
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import org.openxmlformats.schemas.wordprocessingml.x2006.main.STTblWidth;
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import org.openxmlformats.schemas.wordprocessingml.x2006.main.STTblWidth.Enum;
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/**
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* The width types for tables and table cells. Table width can be specified as "auto" (AUTO),
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* an absolute value in 20ths of a point (DXA), or as a percentage (PCT).
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* @since 4.0.0
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*/
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public enum TableWidthType {
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AUTO(STTblWidth.AUTO), /* Width is determined by content. */
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DXA(STTblWidth.DXA), /* Width is an integer number of 20ths of a point (twips) */
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NIL(STTblWidth.NIL), /* No width value set */
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PCT(STTblWidth.PCT); /* Width is a percentage, e.g. "33.3%" or 50 times percentage value, rounded to an integer, */
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/* e.g. 2500 for 50% */
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private Enum type = STTblWidth.NIL;
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TableWidthType(STTblWidth.Enum type) {
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this.type = type;
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}
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protected STTblWidth.Enum getSTWidthType() {
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return this.type;
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}
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/**
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* Get the underlying STTblWidth enum value.
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*
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* @return STTblWidth.Enum value
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*/
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@Internal
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public STTblWidth.Enum getStWidthType() {
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return this.type;
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}
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}
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@ -18,13 +18,12 @@ package org.apache.poi.xwpf.usermodel;
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import java.math.BigInteger;
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import java.util.ArrayList;
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import java.util.Collections;
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import java.util.EnumMap;
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import java.util.HashMap;
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import java.util.List;
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import java.util.Collections;
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import java.util.function.Consumer;
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import java.util.function.Function;
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import java.util.function.Supplier;
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import org.apache.poi.ooxml.POIXMLDocumentPart;
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import org.apache.poi.util.Internal;
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@ -54,6 +53,11 @@ import org.openxmlformats.schemas.wordprocessingml.x2006.main.STTblWidth;
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@SuppressWarnings("WeakerAccess")
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public class XWPFTable implements IBodyElement, ISDTContents {
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public static final String REGEX_PERCENTAGE = "[0-9]+(\\.[0-9]+)?%";
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public static final String DEFAULT_PERCENTAGE_WIDTH = "100%";
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static final String NS_OOXML_WP_MAIN = "http://schemas.openxmlformats.org/wordprocessingml/2006/main";
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public static final String REGEX_WIDTH_VALUE = "auto|[0-9]+|" + REGEX_PERCENTAGE;
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// Create a map from this XWPF-level enum to the STBorder.Enum values
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public enum XWPFBorderType {
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NIL, NONE, SINGLE, THICK, DOUBLE, DOTTED, DASHED, DOT_DASH, DOT_DOT_DASH, TRIPLE,
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@ -282,7 +286,10 @@ public class XWPFTable implements IBodyElement, ISDTContents {
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}
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/**
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* @return width value
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* Get the width value as an integer.
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* <p>If the width type is AUTO, DXA, or NIL, the value is 20ths of a point. If
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* the width type is PCT, the value is the percentage times 50 (e.g., 2500 for 50%).</p>
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* @return width value as an integer
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*/
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public int getWidth() {
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CTTblPr tblPr = getTblPr();
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@ -290,12 +297,14 @@ public class XWPFTable implements IBodyElement, ISDTContents {
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}
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/**
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* @param width
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* Set the width in 20ths of a point (twips).
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* @param width Width value (20ths of a point)
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*/
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public void setWidth(int width) {
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CTTblPr tblPr = getTblPr();
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CTTblWidth tblWidth = tblPr.isSetTblW() ? tblPr.getTblW() : tblPr.addNewTblW();
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tblWidth.setW(new BigInteger(Integer.toString(width)));
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tblWidth.setType(STTblWidth.DXA);
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}
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/**
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@ -1125,4 +1134,168 @@ public class XWPFTable implements IBodyElement, ISDTContents {
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}
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return null;
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}
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/**
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* Get the table width as a decimal value.
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* <p>If the width type is DXA or AUTO, then the value will always have
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* a fractional part of zero (because these values are really integers).
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* If the with type is percentage, then value may have a non-zero fractional
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* part.
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*
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* @return Width value as a double-precision decimal.
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* @since 4.0.0
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*/
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public double getWidthDecimal() {
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return getWidthDecimal(getTblPr().getTblW());
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}
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/**
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* Get the width as a decimal value.
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* <p>This method is also used by table cells.
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* @param ctWidth Width value to evaluate.
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* @return Width value as a decimal
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* @since 4.0.0
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*/
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protected static double getWidthDecimal(CTTblWidth ctWidth) {
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double result = 0.0;
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STTblWidth.Enum typeValue = ctWidth.getType();
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if (typeValue == STTblWidth.DXA
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|| typeValue == STTblWidth.AUTO
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|| typeValue == STTblWidth.NIL) {
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result = 0.0 + ctWidth.getW().intValue();
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} else if (typeValue == STTblWidth.PCT) {
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// Percentage values are stored as integers that are 50 times
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// percentage.
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result = ctWidth.getW().intValue() / 50.0;
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} else {
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// Should never get here
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}
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return result;
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}
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/**
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* Get the width type for the table, as an {@link STTblWidth.Enum} value.
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* A table width can be specified as an absolute measurement (an integer
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* number of twips), a percentage, or the value "AUTO".
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*
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* @return The width type.
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* @since 4.0.0
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*/
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public TableWidthType getWidthType() {
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return getWidthType(getTblPr().getTblW());
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}
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/**
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* Get the width type from the width value
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* @param ctWidth CTTblWidth to evalute
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* @return The table width type
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* @since 4.0.0
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*/
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protected static TableWidthType getWidthType(CTTblWidth ctWidth) {
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STTblWidth.Enum typeValue = ctWidth.getType();
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if (typeValue == null) {
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typeValue = STTblWidth.NIL;
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ctWidth.setType(typeValue);
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}
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switch (typeValue.intValue()) {
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case STTblWidth.INT_NIL:
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return TableWidthType.NIL;
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case STTblWidth.INT_AUTO:
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return TableWidthType.AUTO;
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case STTblWidth.INT_DXA:
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return TableWidthType.DXA;
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case STTblWidth.INT_PCT:
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return TableWidthType.PCT;
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default:
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// Should never get here
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return TableWidthType.AUTO;
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}
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}
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/**
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* Set the width to the value "auto", an integer value (20ths of a point), or a percentage ("nn.nn%").
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*
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* @param widthValue String matching one of "auto", [0-9]+, or [0-9]+(\.[0-9]+)%.
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* @since 4.0.0
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*/
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public void setWidth(String widthValue) {
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setWidthValue(widthValue, getTblPr().getTblW());
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}
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/**
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* Set the width value from a string
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* @param widthValue The width value string
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* @param ctWidth CTTblWidth to set the value on.
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*/
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protected static void setWidthValue(String widthValue, CTTblWidth ctWidth) {
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if (!widthValue.matches(REGEX_WIDTH_VALUE)) {
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throw new RuntimeException("Table width value \"" + widthValue + "\" "
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+ "must match regular expression \"" + REGEX_WIDTH_VALUE + "\".");
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}
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if (widthValue.matches("auto")) {
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ctWidth.setType(STTblWidth.AUTO);
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ctWidth.setW(BigInteger.ZERO);
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} else if (widthValue.matches(REGEX_PERCENTAGE)) {
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setWidthPercentage(ctWidth, widthValue);
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} else {
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// Must be an integer
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ctWidth.setW(new BigInteger(widthValue));
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ctWidth.setType(STTblWidth.DXA);
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}
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}
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/**
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* Set the underlying table width value to a percentage value.
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* @param ctWidth The CTTblWidth to set the value on
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* @param widthValue String width value in form "33.3%" or an integer that is 50 times desired percentage value (e.g,
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* 2500 for 50%)
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* @since 4.0.0
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*/
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protected static void setWidthPercentage(CTTblWidth ctWidth, String widthValue) {
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ctWidth.setType(STTblWidth.PCT);
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if (widthValue.matches(REGEX_PERCENTAGE)) {
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String numberPart = widthValue.substring(0, widthValue.length() - 1);
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double percentage = Double.parseDouble(numberPart) * 50;
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long intValue = Math.round(percentage);
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ctWidth.setW(BigInteger.valueOf(intValue));
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} else if (widthValue.matches("[0-9]+")) {
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ctWidth.setW(new BigInteger(widthValue));
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} else {
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throw new RuntimeException("setWidthPercentage(): Width value must be a percentage (\"33.3%\" or an integer, was \"" + widthValue + "\"");
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}
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}
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/**
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* Set the width value type for the table.
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* <p>If the width type is changed from the current type and the currently-set value
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* is not consistent with the new width type, the value is reset to the default value
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* for the specified width type.</p>
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*
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* @param widthType Width type
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* @since 4.0.0
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*/
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public void setWidthType(TableWidthType widthType) {
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setWidthType(widthType, getTblPr().getTblW());
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}
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/**
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* Set the width type if different from current width type
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* @param widthType The new width type
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* @param ctWidth CTTblWidth to set the type on
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* @since 4.0.0
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*/
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protected static void setWidthType(TableWidthType widthType, CTTblWidth ctWidth) {
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TableWidthType currentType = getWidthType(ctWidth);
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if (!currentType.equals(widthType)) {
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STTblWidth.Enum stWidthType = widthType.getSTWidthType();
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ctWidth.setType(stWidthType);
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switch (stWidthType.intValue()) {
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case STTblWidth.INT_PCT:
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setWidthPercentage(ctWidth, DEFAULT_PERCENTAGE_WIDTH);
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break;
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default:
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ctWidth.setW(BigInteger.ZERO);
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}
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}
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}
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}
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@ -32,10 +32,12 @@ import org.openxmlformats.schemas.wordprocessingml.x2006.main.CTSdtBlock;
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import org.openxmlformats.schemas.wordprocessingml.x2006.main.CTSdtRun;
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import org.openxmlformats.schemas.wordprocessingml.x2006.main.CTShd;
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import org.openxmlformats.schemas.wordprocessingml.x2006.main.CTTbl;
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import org.openxmlformats.schemas.wordprocessingml.x2006.main.CTTblWidth;
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import org.openxmlformats.schemas.wordprocessingml.x2006.main.CTTc;
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import org.openxmlformats.schemas.wordprocessingml.x2006.main.CTTcPr;
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import org.openxmlformats.schemas.wordprocessingml.x2006.main.CTVerticalJc;
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import org.openxmlformats.schemas.wordprocessingml.x2006.main.STShd;
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import org.openxmlformats.schemas.wordprocessingml.x2006.main.STTblWidth;
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import org.openxmlformats.schemas.wordprocessingml.x2006.main.STVerticalJc;
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/**
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@ -216,7 +218,7 @@ public class XWPFTableCell implements IBody, ICell {
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* @param rgbStr - the desired cell color, in the hex form "RRGGBB".
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*/
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public void setColor(String rgbStr) {
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CTTcPr tcpr = ctTc.isSetTcPr() ? ctTc.getTcPr() : ctTc.addNewTcPr();
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CTTcPr tcpr = getTcPr();
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CTShd ctshd = tcpr.isSetShd() ? tcpr.getShd() : tcpr.addNewShd();
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ctshd.setColor("auto");
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ctshd.setVal(STShd.CLEAR);
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@ -247,7 +249,7 @@ public class XWPFTableCell implements IBody, ICell {
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* @param vAlign - the desired alignment enum value
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*/
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public void setVerticalAlignment(XWPFVertAlign vAlign) {
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CTTcPr tcpr = ctTc.isSetTcPr() ? ctTc.getTcPr() : ctTc.addNewTcPr();
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CTTcPr tcpr = getTcPr();
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CTVerticalJc va = tcpr.addNewVAlign();
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va.setVal(alignMap.get(vAlign));
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}
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@ -407,7 +409,7 @@ public class XWPFTableCell implements IBody, ICell {
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public void insertTable(int pos, XWPFTable table) {
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bodyElements.add(pos, table);
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int i = 0;
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for (CTTbl tbl : ctTc.getTblArray()) {
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for (CTTbl tbl : ctTc.getTblList()) {
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if (tbl == table.getCTTbl()) {
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break;
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}
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@ -510,4 +512,71 @@ public class XWPFTableCell implements IBody, ICell {
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public enum XWPFVertAlign {
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TOP, CENTER, BOTH, BOTTOM
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}
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/**
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* Get the table width as a decimal value.
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* <p>If the width type is DXA or AUTO, then the value will always have
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* a fractional part of zero (because these values are really integers).
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* If the with type is percentage, then value may have a non-zero fractional
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* part.
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*
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* @return Width value as a double-precision decimal.
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* @since 4.0.0
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*/
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public double getWidthDecimal() {
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return XWPFTable.getWidthDecimal(getTcWidth());
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}
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/**
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* Get the width type for the table, as an {@link STTblWidth.Enum} value.
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* A table width can be specified as an absolute measurement (an integer
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* number of twips), a percentage, or the value "AUTO".
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*
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* @return The width type.
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* @since 4.0.0
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*/
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public TableWidthType getWidthType() {
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return XWPFTable.getWidthType(getTcWidth());
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}
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/**
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* Set the width to the value "auto", an integer value (20ths of a point), or a percentage ("nn.nn%").
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*
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* @param widthValue String matching one of "auto", [0-9]+, or [0-9]+(\.[0-9]+)%.
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* @since 4.0.0
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*/
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public void setWidth(String widthValue) {
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XWPFTable.setWidthValue(widthValue, getTcWidth());
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}
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private CTTblWidth getTcWidth() {
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CTTcPr tcPr = getTcPr();
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return tcPr.isSetTcW() ? tcPr.getTcW() : tcPr.addNewTcW();
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}
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/**
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* Get the cell properties for the cell.
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* @return The cell properties
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* @since 4.0.0
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*/
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protected CTTcPr getTcPr() {
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return ctTc.isSetTcPr() ? ctTc.getTcPr() : ctTc.addNewTcPr();
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}
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/**
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* Set the width value type for the table.
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* <p>If the width type is changed from the current type and the currently-set value
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* is not consistent with the new width type, the value is reset to the default value
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* for the specified width type.</p>
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*
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* @param widthType Width type
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* @since 4.0.0
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*/
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public void setWidthType(TableWidthType widthType) {
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XWPFTable.setWidthType(widthType, getTcWidth());
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}
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public int getWidth() {
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return getTcWidth().getW().intValue();
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}
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}
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@ -146,15 +146,63 @@ public class TestXWPFTable {
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public void testSetGetWidth() {
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XWPFDocument doc = new XWPFDocument();
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CTTbl table = CTTbl.Factory.newInstance();
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table.addNewTblPr().addNewTblW().setW(new BigInteger("1000"));
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XWPFTable xtab = doc.createTable();
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XWPFTable xtab = new XWPFTable(table, doc);
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assertEquals(0, xtab.getWidth());
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assertEquals(TableWidthType.AUTO, xtab.getWidthType());
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xtab.setWidth(1000);
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assertEquals(TableWidthType.DXA, xtab.getWidthType());
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assertEquals(1000, xtab.getWidth());
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xtab.setWidth(100);
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assertEquals(100, table.getTblPr().getTblW().getW().intValue());
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xtab.setWidth("auto");
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assertEquals(TableWidthType.AUTO, xtab.getWidthType());
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assertEquals(0, xtab.getWidth());
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assertEquals(0.0, xtab.getWidthDecimal(), 0.01);
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xtab.setWidth("999");
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assertEquals(TableWidthType.DXA, xtab.getWidthType());
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assertEquals(999, xtab.getWidth());
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xtab.setWidth("50.5%");
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assertEquals(TableWidthType.PCT, xtab.getWidthType());
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assertEquals(50.5, xtab.getWidthDecimal(), 0.01);
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// Test effect of setting width type to a new value
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// From PCT to NIL:
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xtab.setWidthType(TableWidthType.NIL);
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assertEquals(TableWidthType.NIL, xtab.getWidthType());
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assertEquals(0, xtab.getWidth());
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xtab.setWidth("999"); // Sets type to DXA
|
||||
assertEquals(TableWidthType.DXA, xtab.getWidthType());
|
||||
|
||||
// From DXA to AUTO:
|
||||
xtab.setWidthType(TableWidthType.AUTO);
|
||||
assertEquals(TableWidthType.AUTO, xtab.getWidthType());
|
||||
assertEquals(0, xtab.getWidth());
|
||||
|
||||
xtab.setWidthType(TableWidthType.PCT);
|
||||
assertEquals(TableWidthType.PCT, xtab.getWidthType());
|
||||
|
||||
// From PCT to DXA:
|
||||
xtab.setWidth("33.3%");
|
||||
xtab.setWidthType(TableWidthType.DXA);
|
||||
assertEquals(TableWidthType.DXA, xtab.getWidthType());
|
||||
assertEquals(0, xtab.getWidth());
|
||||
|
||||
// From DXA to DXA: (value should be unchanged)
|
||||
xtab.setWidth("999");
|
||||
xtab.setWidthType(TableWidthType.DXA);
|
||||
assertEquals(TableWidthType.DXA, xtab.getWidthType());
|
||||
assertEquals(999, xtab.getWidth());
|
||||
|
||||
// From DXA to PCT:
|
||||
xtab.setWidthType(TableWidthType.PCT);
|
||||
assertEquals(TableWidthType.PCT, xtab.getWidthType());
|
||||
assertEquals(100.0, xtab.getWidthDecimal(), 0.0);
|
||||
|
||||
try {
|
||||
doc.close();
|
||||
} catch (IOException e) {
|
||||
|
||||
@ -133,4 +133,18 @@ public class TestXWPFTableCell {
|
||||
}
|
||||
}
|
||||
}
|
||||
|
||||
@Test
|
||||
public void testCellGetSetWidth() throws Exception {
|
||||
XWPFDocument doc = new XWPFDocument();
|
||||
XWPFTable table = doc.createTable();
|
||||
XWPFTableRow tr = table.createRow();
|
||||
XWPFTableCell cell = tr.addNewTableCell();
|
||||
|
||||
cell.setWidth("50%");
|
||||
assertEquals(TableWidthType.PCT, cell.getWidthType());
|
||||
assertEquals(50.0, cell.getWidthDecimal(), 0.0);
|
||||
assertEquals(2500, cell.getWidth());
|
||||
doc.close();
|
||||
}
|
||||
}
|
||||
|
||||
Loading…
Reference in New Issue
Block a user