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The Apache Commons Codec package contains simple encoder and decoders for
various formats such as Base64 and Hexadecimal. In addition to these
widely used encoders and decoders, the codec package also maintains a
collection of phonetic encoding utilities.
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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.hslf.usermodel;
import static org.apache.poi.hslf.record.RecordTypes.OutlineTextRefAtom;
import java.awt.Color;
import java.io.IOException;
import java.util.ArrayList;
import java.util.Iterator;
import java.util.List;
import java.util.function.Consumer;
import java.util.stream.Collectors;
import org.apache.poi.common.usermodel.fonts.FontGroup;
import org.apache.poi.common.usermodel.fonts.FontInfo;
import org.apache.poi.hslf.exceptions.HSLFException;
import org.apache.poi.hslf.model.textproperties.BitMaskTextProp;
import org.apache.poi.hslf.model.textproperties.FontAlignmentProp;
import org.apache.poi.hslf.model.textproperties.HSLFTabStop;
import org.apache.poi.hslf.model.textproperties.HSLFTabStopPropCollection;
import org.apache.poi.hslf.model.textproperties.IndentProp;
import org.apache.poi.hslf.model.textproperties.ParagraphFlagsTextProp;
import org.apache.poi.hslf.model.textproperties.TextAlignmentProp;
import org.apache.poi.hslf.model.textproperties.TextPFException9;
import org.apache.poi.hslf.model.textproperties.TextProp;
import org.apache.poi.hslf.model.textproperties.TextPropCollection;
import org.apache.poi.hslf.model.textproperties.TextPropCollection.TextPropType;
import org.apache.poi.hslf.record.*;
import org.apache.poi.sl.draw.DrawPaint;
import org.apache.poi.sl.usermodel.AutoNumberingScheme;
import org.apache.poi.sl.usermodel.PaintStyle;
import org.apache.poi.sl.usermodel.PaintStyle.SolidPaint;
import org.apache.poi.sl.usermodel.Placeholder;
import org.apache.poi.sl.usermodel.TabStop;
import org.apache.poi.sl.usermodel.TabStop.TabStopType;
import org.apache.poi.sl.usermodel.TextParagraph;
import org.apache.poi.util.POILogFactory;
import org.apache.poi.util.POILogger;
import org.apache.poi.util.StringUtil;
import org.apache.poi.util.Units;
/**
* This class represents a run of text in a powerpoint document. That
* run could be text on a sheet, or text in a note.
* It is only a very basic class for now
*/
public final class HSLFTextParagraph implements TextParagraph {
protected static final POILogger logger = POILogFactory.getLogger(HSLFTextParagraph.class);
/**
* How to align the text
*/
/* package */static final int AlignLeft = 0;
/* package */static final int AlignCenter = 1;
/* package */static final int AlignRight = 2;
/* package */static final int AlignJustify = 3;
// Note: These fields are protected to help with unit testing
// Other classes shouldn't really go playing with them!
private final TextHeaderAtom _headerAtom;
private TextBytesAtom _byteAtom;
private TextCharsAtom _charAtom;
private TextPropCollection _paragraphStyle = new TextPropCollection(1, TextPropType.paragraph);
protected TextRulerAtom _ruler;
protected final List _runs = new ArrayList<>();
protected HSLFTextShape _parentShape;
private HSLFSheet _sheet;
private int shapeId;
private StyleTextProp9Atom styleTextProp9Atom;
private boolean _dirty;
private final List parentList;
private class HSLFTabStopDecorator implements TabStop {
final HSLFTabStop tabStop;
HSLFTabStopDecorator(final HSLFTabStop tabStop) {
this.tabStop = tabStop;
}
public double getPositionInPoints() {
return tabStop.getPositionInPoints();
}
public void setPositionInPoints(double position) {
tabStop.setPositionInPoints(position);
setDirty();
}
public TabStopType getType() {
return tabStop.getType();
}
public void setType(TabStopType type) {
tabStop.setType(type);
setDirty();
}
}
/**
* Constructs a Text Run from a Unicode text block.
* Either a {@link TextCharsAtom} or a {@link TextBytesAtom} needs to be provided.
*
* @param tha the TextHeaderAtom that defines what's what
* @param tba the TextBytesAtom containing the text or null if {@link TextCharsAtom} is provided
* @param tca the TextCharsAtom containing the text or null if {@link TextBytesAtom} is provided
* @param parentList the list which contains this paragraph
*/
/* package */ HSLFTextParagraph(
TextHeaderAtom tha,
TextBytesAtom tba,
TextCharsAtom tca,
List parentList
) {
if (tha == null) {
throw new IllegalArgumentException("TextHeaderAtom must be set.");
}
_headerAtom = tha;
_byteAtom = tba;
_charAtom = tca;
this.parentList = parentList;
}
/* package */HSLFTextParagraph(HSLFTextParagraph other) {
_headerAtom = other._headerAtom;
_byteAtom = other._byteAtom;
_charAtom = other._charAtom;
_parentShape = other._parentShape;
_sheet = other._sheet;
_ruler = other._ruler;
shapeId = other.shapeId;
_paragraphStyle.copy(other._paragraphStyle);
parentList = other.parentList;
}
public void addTextRun(HSLFTextRun run) {
_runs.add(run);
}
@Override
public List getTextRuns() {
return _runs;
}
public TextPropCollection getParagraphStyle() {
return _paragraphStyle;
}
public void setParagraphStyle(TextPropCollection paragraphStyle) {
_paragraphStyle.copy(paragraphStyle);
}
/**
* Supply the Sheet we belong to, which might have an assigned SlideShow
* Also passes it on to our child RichTextRuns
*/
public static void supplySheet(List paragraphs, HSLFSheet sheet) {
if (paragraphs == null) {
return;
}
for (HSLFTextParagraph p : paragraphs) {
p.supplySheet(sheet);
}
assert(sheet.getSlideShow() != null);
}
/**
* Supply the Sheet we belong to, which might have an assigned SlideShow
* Also passes it on to our child RichTextRuns
*/
private void supplySheet(HSLFSheet sheet) {
this._sheet = sheet;
for (HSLFTextRun rt : _runs) {
rt.updateSheet();
}
}
public HSLFSheet getSheet() {
return this._sheet;
}
/**
* @return Shape ID
*/
protected int getShapeId() {
return shapeId;
}
/**
* @param id Shape ID
*/
protected void setShapeId(int id) {
shapeId = id;
}
/**
* @return 0-based index of the text run in the SLWT container
*/
protected int getIndex() {
return (_headerAtom != null) ? _headerAtom.getIndex() : -1;
}
/**
* Sets the index of the paragraph in the SLWT container
*
* @param index
*/
protected void setIndex(int index) {
if (_headerAtom != null) {
_headerAtom.setIndex(index);
}
}
/**
* Returns the type of the text, from the TextHeaderAtom.
* Possible values can be seen from TextHeaderAtom
* @see org.apache.poi.hslf.record.TextHeaderAtom
*/
public int getRunType() {
return (_headerAtom != null) ? _headerAtom.getTextType() : -1;
}
public void setRunType(int runType) {
if (_headerAtom != null) {
_headerAtom.setTextType(runType);
}
}
/**
* Is this Text Run one from a {@link PPDrawing}, or is it
* one from the {@link SlideListWithText}?
*/
public boolean isDrawingBased() {
return (getIndex() == -1);
}
public TextRulerAtom getTextRuler() {
return _ruler;
}
public TextRulerAtom createTextRuler() {
_ruler = getTextRuler();
if (_ruler == null) {
_ruler = TextRulerAtom.getParagraphInstance();
Record childAfter = _byteAtom;
if (childAfter == null) {
childAfter = _charAtom;
}
if (childAfter == null) {
childAfter = _headerAtom;
}
_headerAtom.getParentRecord().addChildAfter(_ruler, childAfter);
}
return _ruler;
}
/**
* Returns records that make up the list of text paragraphs
* (there can be misc InteractiveInfo, TxInteractiveInfo and other records)
*
* @return text run records
*/
public Record[] getRecords() {
Record[] r = _headerAtom.getParentRecord().getChildRecords();
return getRecords(r, new int[] { 0 }, _headerAtom);
}
private static Record[] getRecords(Record[] records, int[] startIdx, TextHeaderAtom headerAtom) {
if (records == null) {
throw new NullPointerException("records need to be set.");
}
for (; startIdx[0] < records.length; startIdx[0]++) {
Record r = records[startIdx[0]];
if (r instanceof TextHeaderAtom && (headerAtom == null || r == headerAtom)) {
break;
}
}
if (startIdx[0] >= records.length) {
logger.log(POILogger.INFO, "header atom wasn't found - container might contain only an OutlineTextRefAtom");
return new Record[0];
}
int length;
for (length = 1; startIdx[0] + length < records.length; length++) {
Record r = records[startIdx[0]+length];
if (r instanceof TextHeaderAtom || r instanceof SlidePersistAtom) {
break;
}
}
Record[] result = new Record[length];
System.arraycopy(records, startIdx[0], result, 0, length);
startIdx[0] += length;
return result;
}
/** Numbered List info */
public void setStyleTextProp9Atom(final StyleTextProp9Atom styleTextProp9Atom) {
this.styleTextProp9Atom = styleTextProp9Atom;
}
/** Numbered List info */
public StyleTextProp9Atom getStyleTextProp9Atom() {
return this.styleTextProp9Atom;
}
@Override
public Iterator iterator() {
return _runs.iterator();
}
@Override
public Double getLeftMargin() {
TextProp tp = getPropVal(_paragraphStyle, "text.offset");
return (tp == null) ? null : Units.masterToPoints(tp.getValue());
}
@Override
public void setLeftMargin(Double leftMargin) {
Integer val = (leftMargin == null) ? null : Units.pointsToMaster(leftMargin);
setParagraphTextPropVal("text.offset", val);
}
@Override
public Double getRightMargin() {
// TODO: find out, how to determine this value
return null;
}
@Override
public void setRightMargin(Double rightMargin) {
// TODO: find out, how to set this value
}
@Override
public Double getIndent() {
TextProp tp = getPropVal(_paragraphStyle, "bullet.offset");
return (tp == null) ? null : Units.masterToPoints(tp.getValue());
}
@Override
public void setIndent(Double indent) {
Integer val = (indent == null) ? null : Units.pointsToMaster(indent);
setParagraphTextPropVal("bullet.offset", val);
}
@Override
public String getDefaultFontFamily() {
FontInfo fontInfo = null;
if (!_runs.isEmpty()) {
HSLFTextRun tr = _runs.get(0);
fontInfo = tr.getFontInfo(null);
// fallback to LATIN if the font for the font group wasn't defined
if (fontInfo == null) {
fontInfo = tr.getFontInfo(FontGroup.LATIN);
}
}
if (fontInfo == null) {
fontInfo = HSLFFontInfoPredefined.ARIAL;
}
return fontInfo.getTypeface();
}
@Override
public Double getDefaultFontSize() {
Double d = null;
if (!_runs.isEmpty()) {
d = _runs.get(0).getFontSize();
}
return (d != null) ? d : 12d;
}
@Override
public void setTextAlign(TextAlign align) {
Integer alignInt = null;
if (align != null) {
switch (align) {
default:
case LEFT: alignInt = TextAlignmentProp.LEFT;break;
case CENTER: alignInt = TextAlignmentProp.CENTER; break;
case RIGHT: alignInt = TextAlignmentProp.RIGHT; break;
case DIST: alignInt = TextAlignmentProp.DISTRIBUTED; break;
case JUSTIFY: alignInt = TextAlignmentProp.JUSTIFY; break;
case JUSTIFY_LOW: alignInt = TextAlignmentProp.JUSTIFYLOW; break;
case THAI_DIST: alignInt = TextAlignmentProp.THAIDISTRIBUTED; break;
}
}
setParagraphTextPropVal("alignment", alignInt);
}
@Override
public TextAlign getTextAlign() {
TextProp tp = getPropVal(_paragraphStyle, "alignment");
if (tp == null) {
return null;
}
switch (tp.getValue()) {
default:
case TextAlignmentProp.LEFT: return TextAlign.LEFT;
case TextAlignmentProp.CENTER: return TextAlign.CENTER;
case TextAlignmentProp.RIGHT: return TextAlign.RIGHT;
case TextAlignmentProp.JUSTIFY: return TextAlign.JUSTIFY;
case TextAlignmentProp.JUSTIFYLOW: return TextAlign.JUSTIFY_LOW;
case TextAlignmentProp.DISTRIBUTED: return TextAlign.DIST;
case TextAlignmentProp.THAIDISTRIBUTED: return TextAlign.THAI_DIST;
}
}
@Override
public FontAlign getFontAlign() {
TextProp tp = getPropVal(_paragraphStyle, FontAlignmentProp.NAME);
if (tp == null) {
return null;
}
switch (tp.getValue()) {
case FontAlignmentProp.BASELINE: return FontAlign.BASELINE;
case FontAlignmentProp.TOP: return FontAlign.TOP;
case FontAlignmentProp.CENTER: return FontAlign.CENTER;
case FontAlignmentProp.BOTTOM: return FontAlign.BOTTOM;
default: return FontAlign.AUTO;
}
}
public AutoNumberingScheme getAutoNumberingScheme() {
if (styleTextProp9Atom == null) {
return null;
}
TextPFException9[] ant = styleTextProp9Atom.getAutoNumberTypes();
int level = getIndentLevel();
if (ant == null || level == -1 || level >= ant.length) {
return null;
}
return ant[level].getAutoNumberScheme();
}
public Integer getAutoNumberingStartAt() {
if (styleTextProp9Atom == null) {
return null;
}
TextPFException9[] ant = styleTextProp9Atom.getAutoNumberTypes();
int level = getIndentLevel();
if (ant == null || level >= ant.length) {
return null;
}
Short startAt = ant[level].getAutoNumberStartNumber();
assert(startAt != null);
return startAt.intValue();
}
@Override
public BulletStyle getBulletStyle() {
if (!isBullet() && getAutoNumberingScheme() == null) {
return null;
}
return new BulletStyle() {
@Override
public String getBulletCharacter() {
Character chr = HSLFTextParagraph.this.getBulletChar();
return (chr == null || chr == 0) ? "" : "" + chr;
}
@Override
public String getBulletFont() {
return HSLFTextParagraph.this.getBulletFont();
}
@Override
public Double getBulletFontSize() {
return HSLFTextParagraph.this.getBulletSize();
}
@Override
public void setBulletFontColor(Color color) {
setBulletFontColor(DrawPaint.createSolidPaint(color));
}
@Override
public void setBulletFontColor(PaintStyle color) {
if (!(color instanceof SolidPaint)) {
throw new IllegalArgumentException("HSLF only supports SolidPaint");
}
SolidPaint sp = (SolidPaint)color;
Color col = DrawPaint.applyColorTransform(sp.getSolidColor());
HSLFTextParagraph.this.setBulletColor(col);
}
@Override
public PaintStyle getBulletFontColor() {
Color col = HSLFTextParagraph.this.getBulletColor();
return DrawPaint.createSolidPaint(col);
}
@Override
public AutoNumberingScheme getAutoNumberingScheme() {
return HSLFTextParagraph.this.getAutoNumberingScheme();
}
@Override
public Integer getAutoNumberingStartAt() {
return HSLFTextParagraph.this.getAutoNumberingStartAt();
}
};
}
@Override
public void setBulletStyle(Object... styles) {
if (styles.length == 0) {
setBullet(false);
} else {
setBullet(true);
for (Object ostyle : styles) {
if (ostyle instanceof Number) {
setBulletSize(((Number)ostyle).doubleValue());
} else if (ostyle instanceof Color) {
setBulletColor((Color)ostyle);
} else if (ostyle instanceof Character) {
setBulletChar((Character)ostyle);
} else if (ostyle instanceof String) {
setBulletFont((String)ostyle);
} else if (ostyle instanceof AutoNumberingScheme) {
throw new HSLFException("setting bullet auto-numberin scheme for HSLF not supported ... yet");
}
}
}
}
@Override
public HSLFTextShape getParentShape() {
return _parentShape;
}
public void setParentShape(HSLFTextShape parentShape) {
_parentShape = parentShape;
}
@Override
public int getIndentLevel() {
return _paragraphStyle == null ? 0 : _paragraphStyle.getIndentLevel();
}
@Override
public void setIndentLevel(int level) {
if( _paragraphStyle != null ) {
_paragraphStyle.setIndentLevel((short)level);
}
}
/**
* Sets whether this rich text run has bullets
*/
public void setBullet(boolean flag) {
setFlag(ParagraphFlagsTextProp.BULLET_IDX, flag);
}
/**
* Returns whether this rich text run has bullets
*/
public boolean isBullet() {
return getFlag(ParagraphFlagsTextProp.BULLET_IDX);
}
/**
* Sets the bullet character
*/
public void setBulletChar(Character c) {
Integer val = (c == null) ? null : (int)c.charValue();
setParagraphTextPropVal("bullet.char", val);
}
/**
* Returns the bullet character
*/
public Character getBulletChar() {
TextProp tp = getPropVal(_paragraphStyle, "bullet.char");
return (tp == null) ? null : (char)tp.getValue();
}
/**
* Sets the bullet size
*/
public void setBulletSize(Double size) {
setPctOrPoints("bullet.size", size);
}
/**
* Returns the bullet size, null if unset
*/
public Double getBulletSize() {
return getPctOrPoints("bullet.size");
}
/**
* Sets the bullet color
*/
public void setBulletColor(Color color) {
Integer val = (color == null) ? null : new Color(color.getBlue(), color.getGreen(), color.getRed(), 254).getRGB();
setParagraphTextPropVal("bullet.color", val);
setFlag(ParagraphFlagsTextProp.BULLET_HARDCOLOR_IDX, (color != null));
}
/**
* Returns the bullet color
*/
public Color getBulletColor() {
TextProp tp = getPropVal(_paragraphStyle, "bullet.color");
boolean hasColor = getFlag(ParagraphFlagsTextProp.BULLET_HARDCOLOR_IDX);
if (tp == null || !hasColor) {
// if bullet color is undefined, return color of first run
if (_runs.isEmpty()) {
return null;
}
SolidPaint sp = _runs.get(0).getFontColor();
if(sp == null) {
return null;
}
return DrawPaint.applyColorTransform(sp.getSolidColor());
}
return getColorFromColorIndexStruct(tp.getValue(), _sheet);
}
/**
* Sets the bullet font
*/
public void setBulletFont(String typeface) {
if (typeface == null) {
setPropVal(_paragraphStyle, "bullet.font", null);
setFlag(ParagraphFlagsTextProp.BULLET_HARDFONT_IDX, false);
return;
}
HSLFFontInfo fi = new HSLFFontInfo(typeface);
fi = getSheet().getSlideShow().addFont(fi);
setParagraphTextPropVal("bullet.font", fi.getIndex());
setFlag(ParagraphFlagsTextProp.BULLET_HARDFONT_IDX, true);
}
/**
* Returns the bullet font
*/
public String getBulletFont() {
TextProp tp = getPropVal(_paragraphStyle, "bullet.font");
boolean hasFont = getFlag(ParagraphFlagsTextProp.BULLET_HARDFONT_IDX);
if (tp == null || !hasFont) {
return getDefaultFontFamily();
}
HSLFFontInfo ppFont = getSheet().getSlideShow().getFont(tp.getValue());
assert(ppFont != null);
return ppFont.getTypeface();
}
@Override
public void setLineSpacing(Double lineSpacing) {
setPctOrPoints("linespacing", lineSpacing);
}
@Override
public Double getLineSpacing() {
return getPctOrPoints("linespacing");
}
@Override
public void setSpaceBefore(Double spaceBefore) {
setPctOrPoints("spacebefore", spaceBefore);
}
@Override
public Double getSpaceBefore() {
return getPctOrPoints("spacebefore");
}
@Override
public void setSpaceAfter(Double spaceAfter) {
setPctOrPoints("spaceafter", spaceAfter);
}
@Override
public Double getSpaceAfter() {
return getPctOrPoints("spaceafter");
}
@Override
public Double getDefaultTabSize() {
// TODO: implement
return null;
}
@Override
public List getTabStops() {
final List tabStops;
final TextRulerAtom textRuler;
if (getSheet() instanceof HSLFSlideMaster) {
final HSLFTabStopPropCollection tpc = getMasterPropVal(_paragraphStyle, HSLFTabStopPropCollection.NAME);
if (tpc == null) {
return null;
}
tabStops = tpc.getTabStops();
textRuler = null;
} else {
textRuler = (TextRulerAtom)_headerAtom.getParentRecord().findFirstOfType(RecordTypes.TextRulerAtom.typeID);
if (textRuler == null) {
return null;
}
tabStops = textRuler.getTabStops();
}
return tabStops.stream().map((tabStop) -> new HSLFTabStopDecorator(tabStop)).collect(Collectors.toList());
}
@Override
public void addTabStops(final double positionInPoints, final TabStopType tabStopType) {
final HSLFTabStop ts = new HSLFTabStop(0, tabStopType);
ts.setPositionInPoints(positionInPoints);
if (getSheet() instanceof HSLFSlideMaster) {
final Consumer con = (tp) -> tp.addTabStop(ts);
setPropValInner(_paragraphStyle, HSLFTabStopPropCollection.NAME, con);
} else {
final RecordContainer cont = _headerAtom.getParentRecord();
TextRulerAtom textRuler = (TextRulerAtom)cont.findFirstOfType(RecordTypes.TextRulerAtom.typeID);
if (textRuler == null) {
textRuler = TextRulerAtom.getParagraphInstance();
cont.appendChildRecord(textRuler);
}
textRuler.getTabStops().add(ts);
}
}
@Override
public void clearTabStops() {
if (getSheet() instanceof HSLFSlideMaster) {
setPropValInner(_paragraphStyle, HSLFTabStopPropCollection.NAME, null);
} else {
final RecordContainer cont = _headerAtom.getParentRecord();
final TextRulerAtom textRuler = (TextRulerAtom)cont.findFirstOfType(RecordTypes.TextRulerAtom.typeID);
if (textRuler == null) {
return;
}
textRuler.getTabStops().clear();
}
}
private Double getPctOrPoints(String propName) {
TextProp tp = getPropVal(_paragraphStyle, propName);
if (tp == null) {
return null;
}
int val = tp.getValue();
return (val < 0) ? Units.masterToPoints(val) : val;
}
private void setPctOrPoints(String propName, Double dval) {
Integer ival = null;
if (dval != null) {
ival = (dval < 0) ? Units.pointsToMaster(dval) : dval.intValue();
}
setParagraphTextPropVal(propName, ival);
}
private boolean getFlag(int index) {
BitMaskTextProp tp = getPropVal(_paragraphStyle, ParagraphFlagsTextProp.NAME);
return (tp == null) ? false : tp.getSubValue(index);
}
private void setFlag(int index, boolean value) {
BitMaskTextProp tp = (BitMaskTextProp)_paragraphStyle.addWithName(ParagraphFlagsTextProp.NAME);
tp.setSubValue(value, index);
setDirty();
}
/**
* Fetch the value of the given Paragraph related TextProp. Returns null if
* that TextProp isn't present. If the TextProp isn't present, the value
* from the appropriate Master Sheet will apply.
*
* The propName can be a comma-separated list, in case multiple equivalent values
* are queried
*/
protected T getPropVal(TextPropCollection props, String propName) {
String[] propNames = propName.split(",");
for (String pn : propNames) {
T prop = props.findByName(pn);
if (isValidProp(prop)) {
return prop;
}
}
return getMasterPropVal(props, propName);
}
private T getMasterPropVal(final TextPropCollection props, final String propName) {
boolean isChar = props.getTextPropType() == TextPropType.character;
// check if we can delegate to master for the property
if (!isChar) {
BitMaskTextProp maskProp = props.findByName(ParagraphFlagsTextProp.NAME);
boolean hardAttribute = (maskProp != null && maskProp.getValue() == 0);
if (hardAttribute) {
return null;
}
}
final String[] propNames = propName.split(",");
final HSLFSheet sheet = getSheet();
final int txtype = getRunType();
final HSLFMasterSheet master;
if (sheet instanceof HSLFMasterSheet) {
master = (HSLFMasterSheet)sheet;
} else {
master = sheet.getMasterSheet();
if (master == null) {
logger.log(POILogger.WARN, "MasterSheet is not available");
return null;
}
}
for (String pn : propNames) {
TextPropCollection masterProps = master.getPropCollection(txtype, getIndentLevel(), pn, isChar);
if (masterProps != null) {
T prop = masterProps.findByName(pn);
if (isValidProp(prop)) {
return prop;
}
}
}
return null;
}
private static boolean isValidProp(TextProp prop) {
// Font properties (maybe other too???) can have an index of -1
// so we check the master for this font index then
return prop != null && (!prop.getName().contains("font") || prop.getValue() != -1);
}
/**
* Returns the named TextProp, either by fetching it (if it exists) or
* adding it (if it didn't)
*
* @param props the TextPropCollection to fetch from / add into
* @param name the name of the TextProp to fetch/add
* @param val the value, null if unset
*/
protected void setPropVal(final TextPropCollection props, final String name, final Integer val) {
setPropValInner(props, name, val == null ? null : tp -> tp.setValue(val));
}
private void setPropValInner(final TextPropCollection props, final String name, Consumer handler) {
final boolean isChar = props.getTextPropType() == TextPropType.character;
final TextPropCollection pc;
if (_sheet instanceof HSLFMasterSheet) {
pc = ((HSLFMasterSheet)_sheet).getPropCollection(getRunType(), getIndentLevel(), "*", isChar);
if (pc == null) {
throw new HSLFException("Master text property collection can't be determined.");
}
} else {
pc = props;
}
if (handler == null) {
pc.removeByName(name);
} else {
// Fetch / Add the TextProp
handler.accept(pc.addWithName(name));
}
setDirty();
}
/**
* Check and add linebreaks to text runs leading other paragraphs
*
* @param paragraphs
*/
protected static void fixLineEndings(List paragraphs) {
HSLFTextRun lastRun = null;
for (HSLFTextParagraph p : paragraphs) {
if (lastRun != null && !lastRun.getRawText().endsWith("\r")) {
lastRun.setText(lastRun.getRawText() + "\r");
}
List ltr = p.getTextRuns();
if (ltr.isEmpty()) {
throw new HSLFException("paragraph without textruns found");
}
lastRun = ltr.get(ltr.size() - 1);
assert (lastRun.getRawText() != null);
}
}
/**
* Search for a StyleTextPropAtom is for this text header (list of paragraphs)
*
* @param header the header
* @param textLen the length of the rawtext, or -1 if the length is not known
*/
private static StyleTextPropAtom findStyleAtomPresent(TextHeaderAtom header, int textLen) {
boolean afterHeader = false;
StyleTextPropAtom style = null;
for (Record record : header.getParentRecord().getChildRecords()) {
long rt = record.getRecordType();
if (afterHeader && rt == RecordTypes.TextHeaderAtom.typeID) {
// already on the next header, quit searching
break;
}
afterHeader |= (header == record);
if (afterHeader && rt == RecordTypes.StyleTextPropAtom.typeID) {
// found it
style = (StyleTextPropAtom) record;
}
}
if (style == null) {
logger.log(POILogger.INFO, "styles atom doesn't exist. Creating dummy record for later saving.");
style = new StyleTextPropAtom((textLen < 0) ? 1 : textLen);
} else {
if (textLen >= 0) {
style.setParentTextSize(textLen);
}
}
return style;
}
/**
* Saves the modified paragraphs/textrun to the records.
* Also updates the styles to the correct text length.
*/
protected static void storeText(List paragraphs) {
fixLineEndings(paragraphs);
updateTextAtom(paragraphs);
updateStyles(paragraphs);
updateHyperlinks(paragraphs);
refreshRecords(paragraphs);
for (HSLFTextParagraph p : paragraphs) {
p._dirty = false;
}
}
/**
* Set the correct text atom depending on the multibyte usage
*/
private static void updateTextAtom(List paragraphs) {
final String rawText = toInternalString(getRawText(paragraphs));
// Will it fit in a 8 bit atom?
boolean isUnicode = StringUtil.hasMultibyte(rawText);
// isUnicode = true;
TextHeaderAtom headerAtom = paragraphs.get(0)._headerAtom;
TextBytesAtom byteAtom = paragraphs.get(0)._byteAtom;
TextCharsAtom charAtom = paragraphs.get(0)._charAtom;
StyleTextPropAtom styleAtom = findStyleAtomPresent(headerAtom, rawText.length());
// Store in the appropriate record
Record oldRecord = null, newRecord = null;
if (isUnicode) {
if (byteAtom != null || charAtom == null) {
oldRecord = byteAtom;
charAtom = new TextCharsAtom();
}
newRecord = charAtom;
charAtom.setText(rawText);
} else {
if (charAtom != null || byteAtom == null) {
oldRecord = charAtom;
byteAtom = new TextBytesAtom();
}
newRecord = byteAtom;
byte[] byteText = new byte[rawText.length()];
StringUtil.putCompressedUnicode(rawText, byteText, 0);
byteAtom.setText(byteText);
}
assert (newRecord != null);
RecordContainer _txtbox = headerAtom.getParentRecord();
Record[] cr = _txtbox.getChildRecords();
int /* headerIdx = -1, */ textIdx = -1, styleIdx = -1;
for (int i = 0; i < cr.length; i++) {
Record r = cr[i];
if (r == headerAtom) {
// headerIdx = i;
} else if (r == oldRecord || r == newRecord) {
textIdx = i;
} else if (r == styleAtom) {
styleIdx = i;
}
}
if (textIdx == -1) {
// the old record was never registered, ignore it
_txtbox.addChildAfter(newRecord, headerAtom);
// textIdx = headerIdx + 1;
} else {
// swap not appropriated records - noop if unchanged
cr[textIdx] = newRecord;
}
if (styleIdx == -1) {
// Add the new StyleTextPropAtom after the TextCharsAtom / TextBytesAtom
_txtbox.addChildAfter(styleAtom, newRecord);
}
for (HSLFTextParagraph p : paragraphs) {
if (newRecord == byteAtom) {
p._byteAtom = byteAtom;
p._charAtom = null;
} else {
p._byteAtom = null;
p._charAtom = charAtom;
}
}
}
/**
* Update paragraph and character styles - merges them when subsequential styles match
*/
private static void updateStyles(List paragraphs) {
final String rawText = toInternalString(getRawText(paragraphs));
TextHeaderAtom headerAtom = paragraphs.get(0)._headerAtom;
StyleTextPropAtom styleAtom = findStyleAtomPresent(headerAtom, rawText.length());
// Update the text length for its Paragraph and Character stylings
// * reset the length, to the new string's length
// * add on +1 if the last block
styleAtom.clearStyles();
TextPropCollection lastPTPC = null, lastRTPC = null, ptpc = null, rtpc = null;
for (HSLFTextParagraph para : paragraphs) {
ptpc = para.getParagraphStyle();
ptpc.updateTextSize(0);
if (!ptpc.equals(lastPTPC)) {
lastPTPC = styleAtom.addParagraphTextPropCollection(0);
lastPTPC.copy(ptpc);
}
for (HSLFTextRun tr : para.getTextRuns()) {
rtpc = tr.getCharacterStyle();
rtpc.updateTextSize(0);
if (!rtpc.equals(lastRTPC)) {
lastRTPC = styleAtom.addCharacterTextPropCollection(0);
lastRTPC.copy(rtpc);
}
int len = tr.getLength();
ptpc.updateTextSize(ptpc.getCharactersCovered() + len);
rtpc.updateTextSize(len);
lastPTPC.updateTextSize(lastPTPC.getCharactersCovered() + len);
lastRTPC.updateTextSize(lastRTPC.getCharactersCovered() + len);
}
}
if (lastPTPC == null || lastRTPC == null || ptpc == null || rtpc == null) { // NOSONAR
throw new HSLFException("Not all TextPropCollection could be determined.");
}
ptpc.updateTextSize(ptpc.getCharactersCovered() + 1);
rtpc.updateTextSize(rtpc.getCharactersCovered() + 1);
lastPTPC.updateTextSize(lastPTPC.getCharactersCovered() + 1);
lastRTPC.updateTextSize(lastRTPC.getCharactersCovered() + 1);
/**
* If TextSpecInfoAtom is present, we must update the text size in it,
* otherwise the ppt will be corrupted
*/
for (Record r : paragraphs.get(0).getRecords()) {
if (r instanceof TextSpecInfoAtom) {
((TextSpecInfoAtom) r).setParentSize(rawText.length() + 1);
break;
}
}
}
private static void updateHyperlinks(List paragraphs) {
TextHeaderAtom headerAtom = paragraphs.get(0)._headerAtom;
RecordContainer _txtbox = headerAtom.getParentRecord();
// remove existing hyperlink records
for (Record r : _txtbox.getChildRecords()) {
if (r instanceof InteractiveInfo || r instanceof TxInteractiveInfoAtom) {
_txtbox.removeChild(r);
}
}
// now go through all the textruns and check for hyperlinks
HSLFHyperlink lastLink = null;
for (HSLFTextParagraph para : paragraphs) {
for (HSLFTextRun run : para) {
HSLFHyperlink thisLink = run.getHyperlink();
if (thisLink != null && thisLink == lastLink) {
// the hyperlink extends over this text run, increase its length
// TODO: the text run might be longer than the hyperlink
thisLink.setEndIndex(thisLink.getEndIndex()+run.getLength());
} else {
if (lastLink != null) {
InteractiveInfo info = lastLink.getInfo();
TxInteractiveInfoAtom txinfo = lastLink.getTextRunInfo();
assert(info != null && txinfo != null);
_txtbox.appendChildRecord(info);
_txtbox.appendChildRecord(txinfo);
}
}
lastLink = thisLink;
}
}
if (lastLink != null) {
InteractiveInfo info = lastLink.getInfo();
TxInteractiveInfoAtom txinfo = lastLink.getTextRunInfo();
assert(info != null && txinfo != null);
_txtbox.appendChildRecord(info);
_txtbox.appendChildRecord(txinfo);
}
}
/**
* Writes the textbox records back to the document record
*/
private static void refreshRecords(List paragraphs) {
TextHeaderAtom headerAtom = paragraphs.get(0)._headerAtom;
RecordContainer _txtbox = headerAtom.getParentRecord();
if (_txtbox instanceof EscherTextboxWrapper) {
try {
_txtbox.writeOut(null);
} catch (IOException e) {
throw new HSLFException("failed dummy write", e);
}
}
}
/**
* Adds the supplied text onto the end of the TextParagraphs,
* creating a new RichTextRun for it to sit in.
*
* @param text the text string used by this object.
*/
protected static HSLFTextRun appendText(List paragraphs, String text, boolean newParagraph) {
text = toInternalString(text);
// check paragraphs
assert(!paragraphs.isEmpty() && !paragraphs.get(0).getTextRuns().isEmpty());
HSLFTextParagraph htp = paragraphs.get(paragraphs.size() - 1);
HSLFTextRun htr = htp.getTextRuns().get(htp.getTextRuns().size() - 1);
boolean addParagraph = newParagraph;
for (String rawText : text.split("(?<=\r)")) {
// special case, if last text paragraph or run is empty, we will reuse it
boolean lastRunEmpty = (htr.getLength() == 0);
boolean lastParaEmpty = lastRunEmpty && (htp.getTextRuns().size() == 1);
if (addParagraph && !lastParaEmpty) {
TextPropCollection tpc = htp.getParagraphStyle();
HSLFTextParagraph prevHtp = htp;
htp = new HSLFTextParagraph(htp._headerAtom, htp._byteAtom, htp._charAtom, paragraphs);
htp.getParagraphStyle().copy(tpc);
htp.setParentShape(prevHtp.getParentShape());
htp.setShapeId(prevHtp.getShapeId());
htp.supplySheet(prevHtp.getSheet());
paragraphs.add(htp);
}
addParagraph = true;
if (!lastRunEmpty) {
TextPropCollection tpc = htr.getCharacterStyle();
htr = new HSLFTextRun(htp);
htr.getCharacterStyle().copy(tpc);
htp.addTextRun(htr);
}
htr.setText(rawText);
}
storeText(paragraphs);
return htr;
}
/**
* Sets (overwrites) the current text.
* Uses the properties of the first paragraph / textrun
*
* @param text the text string used by this object.
*/
public static HSLFTextRun setText(List paragraphs, String text) {
// check paragraphs
assert(!paragraphs.isEmpty() && !paragraphs.get(0).getTextRuns().isEmpty());
Iterator paraIter = paragraphs.iterator();
HSLFTextParagraph htp = paraIter.hasNext() ? paraIter.next() : null; // keep first
assert (htp != null);
while (paraIter.hasNext()) {
paraIter.next();
paraIter.remove();
}
Iterator runIter = htp.getTextRuns().iterator();
if (runIter.hasNext()) {
HSLFTextRun htr = runIter.next();
htr.setText("");
while (runIter.hasNext()) {
runIter.next();
runIter.remove();
}
} else {
HSLFTextRun trun = new HSLFTextRun(htp);
htp.addTextRun(trun);
}
return appendText(paragraphs, text, false);
}
public static String getText(List paragraphs) {
assert (!paragraphs.isEmpty());
String rawText = getRawText(paragraphs);
return toExternalString(rawText, paragraphs.get(0).getRunType());
}
public static String getRawText(List paragraphs) {
StringBuilder sb = new StringBuilder();
for (HSLFTextParagraph p : paragraphs) {
for (HSLFTextRun r : p.getTextRuns()) {
sb.append(r.getRawText());
}
}
return sb.toString();
}
@Override
public String toString() {
StringBuilder sb = new StringBuilder();
for (HSLFTextRun r : getTextRuns()) {
sb.append(r.getRawText());
}
return toExternalString(sb.toString(), getRunType());
}
/**
* Returns a new string with line breaks converted into internal ppt
* representation
*/
protected static String toInternalString(String s) {
return s.replaceAll("\\r?\\n", "\r");
}
/**
* Converts raw text from the text paragraphs to a formatted string,
* i.e. it converts certain control characters used in the raw txt
*
* @param rawText the raw text
* @param runType the run type of the shape, paragraph or headerAtom.
* use -1 if unknown
* @return the formatted string
*/
public static String toExternalString(String rawText, int runType) {
// PowerPoint seems to store files with \r as the line break
// The messes things up on everything but a Mac, so translate
// them to \n
String text = rawText.replace('\r', '\n');
switch (runType) {
// 0xB acts like cariage return in page titles and like blank in the
// others
case -1:
case org.apache.poi.hslf.record.TextHeaderAtom.TITLE_TYPE:
case org.apache.poi.hslf.record.TextHeaderAtom.CENTER_TITLE_TYPE:
text = text.replace((char) 0x0B, '\n');
break;
default:
text = text.replace((char) 0x0B, ' ');
break;
}
return text;
}
/**
* For a given PPDrawing, grab all the TextRuns
*/
public static List> findTextParagraphs(PPDrawing ppdrawing, HSLFSheet sheet) {
List> runsV = new ArrayList<>();
for (EscherTextboxWrapper wrapper : ppdrawing.getTextboxWrappers()) {
List p = findTextParagraphs(wrapper, sheet);
if (p != null) {
runsV.add(p);
}
}
return runsV;
}
/**
* Scans through the supplied record array, looking for
* a TextHeaderAtom followed by one of a TextBytesAtom or
* a TextCharsAtom. Builds up TextRuns from these
*
* @param wrapper an EscherTextboxWrapper
*/
protected static List findTextParagraphs(EscherTextboxWrapper wrapper, HSLFSheet sheet) {
// propagate parents to parent-aware records
RecordContainer.handleParentAwareRecords(wrapper);
int shapeId = wrapper.getShapeId();
List rv = null;
OutlineTextRefAtom ota = (OutlineTextRefAtom)wrapper.findFirstOfType(OutlineTextRefAtom.typeID);
if (ota != null) {
// if we are based on an outline, there are no further records to be parsed from the wrapper
if (sheet == null) {
throw new HSLFException("Outline atom reference can't be solved without a sheet record");
}
List> sheetRuns = sheet.getTextParagraphs();
assert (sheetRuns != null);
int idx = ota.getTextIndex();
for (List r : sheetRuns) {
if (r.isEmpty()) {
continue;
}
int ridx = r.get(0).getIndex();
if (ridx > idx) {
break;
}
if (ridx == idx) {
if (rv == null) {
rv = r;
} else {
// create a new container
// TODO: ... is this case really happening?
rv = new ArrayList<>(rv);
rv.addAll(r);
}
}
}
if (rv == null || rv.isEmpty()) {
logger.log(POILogger.WARN, "text run not found for OutlineTextRefAtom.TextIndex=" + idx);
}
} else {
if (sheet != null) {
// check sheet runs first, so we get exactly the same paragraph list
List> sheetRuns = sheet.getTextParagraphs();
assert (sheetRuns != null);
for (List paras : sheetRuns) {
if (!paras.isEmpty() && paras.get(0)._headerAtom.getParentRecord() == wrapper) {
rv = paras;
break;
}
}
}
if (rv == null) {
// if we haven't found the wrapper in the sheet runs, create a new paragraph list from its record
List> rvl = findTextParagraphs(wrapper.getChildRecords());
switch (rvl.size()) {
case 0: break; // nothing found
case 1: rv = rvl.get(0); break; // normal case
default:
throw new HSLFException("TextBox contains more than one list of paragraphs.");
}
}
}
if (rv != null) {
StyleTextProp9Atom styleTextProp9Atom = wrapper.getStyleTextProp9Atom();
for (HSLFTextParagraph htp : rv) {
htp.setShapeId(shapeId);
htp.setStyleTextProp9Atom(styleTextProp9Atom);
}
}
return rv;
}
/**
* Scans through the supplied record array, looking for
* a TextHeaderAtom followed by one of a TextBytesAtom or
* a TextCharsAtom. Builds up TextRuns from these
*
* @param records the records to build from
*/
protected static List> findTextParagraphs(Record[] records) {
List> paragraphCollection = new ArrayList<>();
int[] recordIdx = { 0 };
for (int slwtIndex = 0; recordIdx[0] < records.length; slwtIndex++) {
TextHeaderAtom header = null;
TextBytesAtom tbytes = null;
TextCharsAtom tchars = null;
TextRulerAtom ruler = null;
MasterTextPropAtom indents = null;
for (Record r : getRecords(records, recordIdx, null)) {
long rt = r.getRecordType();
if (RecordTypes.TextHeaderAtom.typeID == rt) {
header = (TextHeaderAtom) r;
} else if (RecordTypes.TextBytesAtom.typeID == rt) {
tbytes = (TextBytesAtom) r;
} else if (RecordTypes.TextCharsAtom.typeID == rt) {
tchars = (TextCharsAtom) r;
} else if (RecordTypes.TextRulerAtom.typeID == rt) {
ruler = (TextRulerAtom) r;
} else if (RecordTypes.MasterTextPropAtom.typeID == rt) {
indents = (MasterTextPropAtom) r;
}
// don't search for RecordTypes.StyleTextPropAtom.typeID here ... see findStyleAtomPresent below
}
if (header == null) {
break;
}
if (header.getParentRecord() instanceof SlideListWithText) {
// runs found in PPDrawing are not linked with SlideListWithTexts
header.setIndex(slwtIndex);
}
if (tbytes == null && tchars == null) {
tbytes = new TextBytesAtom();
// don't add record yet - set it in storeText
logger.log(POILogger.INFO, "bytes nor chars atom doesn't exist. Creating dummy record for later saving.");
}
String rawText = (tchars != null) ? tchars.getText() : tbytes.getText();
StyleTextPropAtom styles = findStyleAtomPresent(header, rawText.length());
List paragraphs = new ArrayList<>();
paragraphCollection.add(paragraphs);
// split, but keep delimiter
for (String para : rawText.split("(?<=\r)")) {
HSLFTextParagraph tpara = new HSLFTextParagraph(header, tbytes, tchars, paragraphs);
paragraphs.add(tpara);
tpara._ruler = ruler;
tpara.getParagraphStyle().updateTextSize(para.length());
HSLFTextRun trun = new HSLFTextRun(tpara);
tpara.addTextRun(trun);
trun.setText(para);
}
applyCharacterStyles(paragraphs, styles.getCharacterStyles());
applyParagraphStyles(paragraphs, styles.getParagraphStyles());
if (indents != null) {
applyParagraphIndents(paragraphs, indents.getIndents());
}
}
if (paragraphCollection.isEmpty()) {
logger.log(POILogger.DEBUG, "No text records found.");
}
return paragraphCollection;
}
protected static void applyHyperlinks(List paragraphs) {
List links = HSLFHyperlink.find(paragraphs);
for (HSLFHyperlink h : links) {
int csIdx = 0;
for (HSLFTextParagraph p : paragraphs) {
if (csIdx > h.getEndIndex()) {
break;
}
List runs = p.getTextRuns();
for (int rlen=0,rIdx=0; rIdx < runs.size(); csIdx+=rlen, rIdx++) {
HSLFTextRun run = runs.get(rIdx);
rlen = run.getLength();
if (csIdx < h.getEndIndex() && h.getStartIndex() < csIdx+rlen) {
String rawText = run.getRawText();
int startIdx = h.getStartIndex()-csIdx;
if (startIdx > 0) {
// hyperlink starts within current textrun
HSLFTextRun newRun = new HSLFTextRun(p);
newRun.setCharacterStyle(run.getCharacterStyle());
newRun.setText(rawText.substring(startIdx));
run.setText(rawText.substring(0, startIdx));
runs.add(rIdx+1, newRun);
rlen = startIdx;
continue;
}
int endIdx = Math.min(rlen, h.getEndIndex()-h.getStartIndex());
if (endIdx < rlen) {
// hyperlink ends before end of current textrun
HSLFTextRun newRun = new HSLFTextRun(p);
newRun.setCharacterStyle(run.getCharacterStyle());
newRun.setText(rawText.substring(0, endIdx));
run.setText(rawText.substring(endIdx));
runs.add(rIdx, newRun);
rlen = endIdx;
run = newRun;
}
run.setHyperlink(h);
}
}
}
}
}
protected static void applyCharacterStyles(List paragraphs, List charStyles) {
int paraIdx = 0, runIdx = 0;
HSLFTextRun trun;
for (int csIdx = 0; csIdx < charStyles.size(); csIdx++) {
TextPropCollection p = charStyles.get(csIdx);
for (int ccRun = 0, ccStyle = p.getCharactersCovered(); ccRun < ccStyle;) {
HSLFTextParagraph para = paragraphs.get(paraIdx);
List runs = para.getTextRuns();
trun = runs.get(runIdx);
final int len = trun.getLength();
if (ccRun + len <= ccStyle) {
ccRun += len;
} else {
String text = trun.getRawText();
trun.setText(text.substring(0, ccStyle - ccRun));
HSLFTextRun nextRun = new HSLFTextRun(para);
nextRun.setText(text.substring(ccStyle - ccRun));
runs.add(runIdx + 1, nextRun);
ccRun += ccStyle - ccRun;
}
trun.setCharacterStyle(p);
if (paraIdx == paragraphs.size()-1 && runIdx == runs.size()-1) {
if (csIdx < charStyles.size() - 1) {
// special case, empty trailing text run
HSLFTextRun nextRun = new HSLFTextRun(para);
nextRun.setText("");
runs.add(nextRun);
ccRun++;
} else {
// need to add +1 to the last run of the last paragraph
trun.getCharacterStyle().updateTextSize(trun.getLength()+1);
ccRun++;
}
}
// need to compare it again, in case a run has been added after
if (++runIdx == runs.size()) {
paraIdx++;
runIdx = 0;
}
}
}
}
protected static void applyParagraphStyles(List paragraphs, List paraStyles) {
int paraIdx = 0;
for (TextPropCollection p : paraStyles) {
for (int ccPara = 0, ccStyle = p.getCharactersCovered(); ccPara < ccStyle; paraIdx++) {
if (paraIdx >= paragraphs.size()) {
return;
}
HSLFTextParagraph htp = paragraphs.get(paraIdx);
TextPropCollection pCopy = new TextPropCollection(0, TextPropType.paragraph);
pCopy.copy(p);
htp.setParagraphStyle(pCopy);
int len = 0;
for (HSLFTextRun trun : htp.getTextRuns()) {
len += trun.getLength();
}
if (paraIdx == paragraphs.size()-1) {
len++;
}
pCopy.updateTextSize(len);
ccPara += len;
}
}
}
protected static void applyParagraphIndents(List paragraphs, List paraStyles) {
int paraIdx = 0;
for (IndentProp p : paraStyles) {
for (int ccPara = 0, ccStyle = p.getCharactersCovered(); ccPara < ccStyle; paraIdx++) {
if (paraIdx >= paragraphs.size() || ccPara >= ccStyle-1) {
return;
}
HSLFTextParagraph para = paragraphs.get(paraIdx);
int len = 0;
for (HSLFTextRun trun : para.getTextRuns()) {
len += trun.getLength();
}
para.setIndentLevel(p.getIndentLevel());
ccPara += len + 1;
}
}
}
public EscherTextboxWrapper getTextboxWrapper() {
return (EscherTextboxWrapper) _headerAtom.getParentRecord();
}
protected static Color getColorFromColorIndexStruct(int rgb, HSLFSheet sheet) {
int cidx = rgb >>> 24;
Color tmp;
switch (cidx) {
// Background ... Accent 3 color
case 0: case 1: case 2: case 3: case 4: case 5: case 6: case 7:
if (sheet == null) {
return null;
}
ColorSchemeAtom ca = sheet.getColorScheme();
tmp = new Color(ca.getColor(cidx), true);
break;
// Color is an sRGB value specified by red, green, and blue fields.
case 0xFE:
tmp = new Color(rgb, true);
break;
// Color is undefined.
default:
case 0xFF:
return null;
}
return new Color(tmp.getBlue(), tmp.getGreen(), tmp.getRed());
}
/**
* Sets the value of the given Paragraph TextProp, add if required
* @param propName The name of the Paragraph TextProp
* @param val The value to set for the TextProp
*/
public void setParagraphTextPropVal(String propName, Integer val) {
setPropVal(_paragraphStyle, propName, val);
setDirty();
}
/**
* marks this paragraph dirty, so its records will be renewed on save
*/
public void setDirty() {
_dirty = true;
}
public boolean isDirty() {
return _dirty;
}
/**
* Calculates the start index of the given text run
*
* @param textrun the text run to search for
* @return the start index with the paragraph collection or -1 if not found
*/
/* package */ int getStartIdxOfTextRun(HSLFTextRun textrun) {
int idx = 0;
for (HSLFTextParagraph p : parentList) {
for (HSLFTextRun r : p) {
if (r == textrun) {
return idx;
}
idx += r.getLength();
}
}
return -1;
}
/**
* {@inheritDoc}
*
* @see RoundTripHFPlaceholder12
*/
@Override
public boolean isHeaderOrFooter() {
HSLFTextShape s = getParentShape();
if (s == null) {
return false;
}
Placeholder ph = s.getPlaceholder();
if (ph == null) {
return false;
}
switch (ph) {
case DATETIME:
case SLIDE_NUMBER:
case FOOTER:
case HEADER:
return true;
default:
return false;
}
}
}