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BookHelper.java
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BookHelper.java
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/* BookHelper.java
Purpose:
Description:
History:
Mar 24, 2010 5:42:58 PM, Created by henrichen
Copyright (C) 2010 Potix Corporation. All Rights Reserved.
*/
package org.zkoss.zss.model.impl;
import java.io.Serializable;
import java.text.SimpleDateFormat;
import java.util.ArrayList;
import java.util.Calendar;
import java.util.Collections;
import java.util.Comparator;
import java.util.Date;
import java.util.HashMap;
import java.util.HashSet;
import java.util.Hashtable;
import java.util.Iterator;
import java.util.List;
import java.util.Locale;
import java.util.Map;
import java.util.Map.Entry;
import java.util.Set;
import java.util.logging.*;
import java.util.regex.Matcher;
import java.util.regex.Pattern;
import org.openxmlformats.schemas.spreadsheetml.x2006.main.CTCell;
import org.openxmlformats.schemas.spreadsheetml.x2006.main.CTCellFormula;
import org.openxmlformats.schemas.spreadsheetml.x2006.main.CTColor;
import org.zkoss.lang.Classes;
import org.zkoss.lang.Library;
import org.zkoss.lang.Objects;
import org.zkoss.lang.Strings;
import org.zkoss.poi.hssf.record.CellValueRecordInterface;
import org.zkoss.poi.hssf.record.FormulaRecord;
import org.zkoss.poi.hssf.record.FullColorExt;
import org.zkoss.poi.hssf.record.aggregates.FormulaRecordAggregate;
import org.zkoss.poi.hssf.usermodel.HSSFAutoFilter;
import org.zkoss.poi.hssf.usermodel.HSSFCell;
import org.zkoss.poi.hssf.usermodel.HSSFCellHelper;
import org.zkoss.poi.hssf.usermodel.HSSFCellStyle;
import org.zkoss.poi.hssf.usermodel.HSSFDataFormat;
import org.zkoss.poi.hssf.usermodel.HSSFDataValidation;
import org.zkoss.poi.hssf.usermodel.HSSFFont;
import org.zkoss.poi.hssf.usermodel.HSSFPalette;
import org.zkoss.poi.hssf.usermodel.HSSFRichTextString;
import org.zkoss.poi.hssf.usermodel.HSSFSheet;
import org.zkoss.poi.hssf.usermodel.HSSFWorkbook;
import org.zkoss.poi.hssf.util.HSSFColor;
import org.zkoss.poi.hssf.util.HSSFColorExt;
import org.zkoss.poi.hssf.util.PaneInformation;
import org.zkoss.poi.ss.SpreadsheetVersion;
import org.zkoss.poi.ss.format.CellFormat;
import org.zkoss.poi.ss.format.Formatters;
import org.zkoss.poi.ss.formula.*;
import org.zkoss.poi.ss.formula.eval.*;
import org.zkoss.poi.ss.formula.ptg.Area3DPtg;
import org.zkoss.poi.ss.formula.ptg.AreaPtgBase;
import org.zkoss.poi.ss.formula.ptg.Ptg;
import org.zkoss.poi.ss.formula.ptg.RefPtgBase;
import org.zkoss.poi.ss.usermodel.AutoFilter;
import org.zkoss.poi.ss.usermodel.BorderStyle;
import org.zkoss.poi.ss.usermodel.BuiltinFormats;
import org.zkoss.poi.ss.usermodel.Cell;
import org.zkoss.poi.ss.usermodel.CellStyle;
import org.zkoss.poi.ss.usermodel.CellValue;
import org.zkoss.poi.ss.usermodel.Chart;
import org.zkoss.poi.ss.usermodel.ClientAnchor;
import org.zkoss.poi.ss.usermodel.Color;
import org.zkoss.poi.ss.usermodel.Comment;
import org.zkoss.poi.ss.usermodel.CreationHelper;
import org.zkoss.poi.ss.usermodel.DataFormatter;
import org.zkoss.poi.ss.usermodel.DataValidation;
import org.zkoss.poi.ss.usermodel.DataValidationConstraint;
import org.zkoss.poi.ss.usermodel.DataValidationConstraint.OperatorType;
import org.zkoss.poi.ss.usermodel.DataValidationConstraint.ValidationType;
import org.zkoss.poi.ss.usermodel.DataValidationHelper;
import org.zkoss.poi.ss.usermodel.DateUtil;
import org.zkoss.poi.ss.usermodel.Drawing;
import org.zkoss.poi.ss.usermodel.ErrorConstants;
import org.zkoss.poi.ss.usermodel.FilterColumn;
import org.zkoss.poi.ss.usermodel.Font;
import org.zkoss.poi.ss.usermodel.Hyperlink;
import org.zkoss.poi.ss.usermodel.Picture;
import org.zkoss.poi.ss.usermodel.RichTextString;
import org.zkoss.poi.ss.usermodel.Row;
import org.zkoss.poi.ss.usermodel.Sheet;
import org.zkoss.poi.ss.usermodel.Workbook;
import org.zkoss.poi.ss.usermodel.ZssChartX;
import org.zkoss.poi.ss.usermodel.ZssContext;
import org.zkoss.poi.ss.util.CellRangeAddress;
import org.zkoss.poi.ss.util.CellRangeAddressList;
import org.zkoss.poi.ss.util.CellReference;
import org.zkoss.poi.ss.util.NumberToTextConverter;
import org.zkoss.poi.xssf.model.ThemesTable;
import org.zkoss.poi.xssf.usermodel.XSSFAutoFilter;
import org.zkoss.poi.xssf.usermodel.XSSFCell;
import org.zkoss.poi.xssf.usermodel.XSSFCellStyle;
import org.zkoss.poi.xssf.usermodel.XSSFColor;
import org.zkoss.poi.xssf.usermodel.XSSFDataFormat;
import org.zkoss.poi.xssf.usermodel.XSSFDataValidation;
import org.zkoss.poi.xssf.usermodel.XSSFDataValidationConstraint;
import org.zkoss.poi.xssf.usermodel.XSSFEvaluationWorkbook;
import org.zkoss.poi.xssf.usermodel.XSSFFont;
import org.zkoss.poi.xssf.usermodel.XSSFRichTextString;
import org.zkoss.poi.xssf.usermodel.XSSFSheet;
import org.zkoss.poi.xssf.usermodel.XSSFWorkbook;
import org.zkoss.xel.FunctionMapper;
import org.zkoss.xel.VariableResolver;
import org.zkoss.xel.XelContext;
import org.zkoss.xel.util.SimpleXelContext;
import org.zkoss.zk.ui.UiException;
import org.zkoss.zss.engine.Ref;
import org.zkoss.zss.engine.RefBook;
import org.zkoss.zss.engine.RefSheet;
import org.zkoss.zss.engine.event.SSDataEvent;
import org.zkoss.zss.engine.impl.AreaRefImpl;
import org.zkoss.zss.engine.impl.ChangeInfo;
import org.zkoss.zss.engine.impl.MergeChange;
import org.zkoss.zss.engine.impl.RefSheetImpl;
import org.zkoss.zss.model.Book;
import org.zkoss.zss.model.BookSeries;
import org.zkoss.zss.model.NumberInputMask;
import org.zkoss.zss.model.Range;
import org.zkoss.zss.model.Worksheet;
import org.zkoss.zss.ui.impl.Styles;
/**
* Internal User only. Helper class to handle the two version of Books.
* @author henrichen
*/
public final class BookHelper {
public static final String AUTO_COLOR = "AUTO_COLOR";
//@see #setBorders()
public static final short BORDER_EDGE_BOTTOM = 0x01;
public static final short BORDER_EDGE_RIGHT = 0x02;
public static final short BORDER_EDGE_TOP = 0x04;
public static final short BORDER_EDGE_LEFT = 0x08;
public static final short BORDER_INSIDE_HORIZONTAL = 0x10;
public static final short BORDER_INSIDE_VERTICAL = 0x20;
public static final short BORDER_DIAGONAL_DOWN = 0x40;
public static final short BORDER_DIAGONAL_UP = 0x80;
public static final short BORDER_FULL = 0xFF;
public static final short BORDER_OUTLINE = 0x0F;
public static final short BORDER_INSIDE = 0x30;
public static final short BORDER_DIAGONAL = 0xC0;
//@see #sort()
public static final int SORT_NORMAL_DEFAULT = 0;
public static final int SORT_TEXT_AS_NUMBERS = 1;
public static final int SORT_HEADER_NO = 0;
public static final int SORT_HEADER_YES = 1;
//inner pasteType for #paste & #fill
public final static int INNERPASTE_NUMBER_FORMATS = 0x01;
public final static int INNERPASTE_BORDERS = 0x02;
public final static int INNERPASTE_OTHER_FORMATS = 0x04;
public final static int INNERPASTE_VALUES = 0x08;
public final static int INNERPASTE_FORMULAS = 0x10;
public final static int INNERPASTE_VALUES_AND_FORMULAS = INNERPASTE_FORMULAS + INNERPASTE_VALUES;
public final static int INNERPASTE_COMMENTS = 0x20;
public final static int INNERPASTE_VALIDATION = 0x40;
public final static int INNERPASTE_COLUMN_WIDTHS = 0x80;
public final static int INNERPASTE_FORMATS = INNERPASTE_NUMBER_FORMATS + INNERPASTE_BORDERS + INNERPASTE_OTHER_FORMATS;
private final static int INNERPASTE_FILL_COPY = INNERPASTE_FORMATS + INNERPASTE_VALUES_AND_FORMULAS + INNERPASTE_VALIDATION;
private final static int INNERPASTE_FILL_VALUE = INNERPASTE_VALUES_AND_FORMULAS + INNERPASTE_VALIDATION;
private final static int INNERPASTE_FILL_FORMATS = INNERPASTE_FORMATS;
//inner pasteOp for #paste & #fill
public final static int PASTEOP_ADD = 1;
public final static int PASTEOP_SUB = 2;
public final static int PASTEOP_MUL = 3;
public final static int PASTEOP_DIV = 4;
public final static int PASTEOP_NONE = 0;
//inner fillType for #fill
public final static int FILL_DEFAULT = 0x01; //system determine
public final static int FILL_FORMATS = 0x02; //formats only
public final static int FILL_VALUES = 0x04; //value+formula+validation+hyperlink (no comment)
public final static int FILL_COPY = 0x06; //value+formula+validation+hyperlink, formats
public final static int FILL_DAYS = 0x10;
public final static int FILL_WEEKDAYS = 0x20;
public final static int FILL_MONTHS = 0x30;
public final static int FILL_YEARS = 0x40;
public final static int FILL_HOURS = 0x50;
public final static int FILL_GROWTH_TREND = 0x100; //multiplicative relation
public final static int FILL_LINER_TREND = 0x200; //additive relation
public final static int FILL_SERIES = FILL_LINER_TREND;
private static final Logger logger = Logger.getLogger(BookHelper.class.getName());
public static RefBook getRefBook(Book book) {
return book instanceof HSSFBookImpl ?
((HSSFBookImpl)book).getOrCreateRefBook():
((XSSFBookImpl)book).getOrCreateRefBook();
}
public static RefBook getOrCreateRefBook(Book book) {
return book instanceof HSSFBookImpl ?
((HSSFBookImpl)book).getOrCreateRefBook():
((XSSFBookImpl)book).getOrCreateRefBook();
}
public static RefSheet getRefSheet(Book book, Worksheet sheet) {
final RefBook refBook = getRefBook(book);
return refBook.getOrCreateRefSheet(sheet.getSheetName());
}
public static BookSeries getBooks(Book book) {
return book instanceof HSSFBookImpl ?
((HSSFBookImpl)book).getBookSeries():
((XSSFBookImpl)book).getBookSeries();
}
public static void setBooks(Book book, BookSeries books) {
if (book instanceof HSSFBookImpl)
((HSSFBookImpl)book).setBookSeries(books);
else
((XSSFBookImpl)book).setBookSeries(books);
}
public static Book getBook(Book book, String bookname) {
final BookSeries books = BookHelper.getBooks(book);
return bookname == null || book.getBookName().equals(bookname) ? book : books != null ? books.getBook(bookname) : null;
}
public static Book getBook(Book book, RefSheet refSheet) {
final String bookName = refSheet.getOwnerBook().getBookName();
return BookHelper.getBook(book, bookName);
}
public static Book getBook(Worksheet sheet, RefSheet refSheet) {
return BookHelper.getBook((Book)sheet.getWorkbook(), refSheet);
}
public static Worksheet getSheet(Worksheet sheet, RefSheet refSheet) {
final Book targetBook = BookHelper.getBook(sheet, refSheet);
final String sheetName = refSheet.getSheetName();
return targetBook.getWorksheet(sheetName);
}
public static Worksheet getSheet(Book book, RefSheet refSheet) {
final Book targetBook = BookHelper.getBook(book, refSheet);
final String sheetName = refSheet.getSheetName();
return targetBook.getWorksheet(sheetName);
}
public static VariableResolver getVariableResolver(Book book) {
if (book instanceof HSSFBookImpl)
return ((HSSFBookImpl)book).getVariableResolver();
else
return ((XSSFBookImpl)book).getVariableResolver();
}
public static FunctionMapper getFunctionMapper(Book book) {
if (book instanceof HSSFBookImpl)
return ((HSSFBookImpl)book).getFunctionMapper();
else
return ((XSSFBookImpl)book).getFunctionMapper();
}
public static void clearFormulaCache(Cell cell) {
if (cell != null) {
((Book)cell.getSheet().getWorkbook()).getFormulaEvaluator().notifySetFormula(cell);
}
}
/*package*/ static void clearFormulaCache(Book book, Set<Ref> all) {
if (all != null) {
for(Ref ref : all) {
final RefSheet refSheet = ref.getOwnerSheet();
final Book bookTarget = BookHelper.getBook(book, refSheet);
final Cell cell = getCell(book, ref.getTopRow(), ref.getLeftCol(), refSheet);
if (cell != null)
bookTarget.getFormulaEvaluator().notifySetFormula(cell);
}
}
}
/*package*/ static void reevaluate(Book book, Set<Ref> last) {
if (last != null) {
for(Ref ref : last) {
final RefSheet refSheet = ref.getOwnerSheet();
//locate the model book and sheet of the refSheet
final Book bookTarget = BookHelper.getBook(book, refSheet);
final Cell cell = getCell(book, ref.getTopRow(), ref.getLeftCol(), refSheet);
if (cell.getCellType() == Cell.CELL_TYPE_FORMULA) {
evaluate(bookTarget, cell);
}
}
}
}
public static void notifyCellChanges(Book book, Set<Ref> all) {
if (all != null) {
for(Ref ref : all) {
final RefSheet refSheet = ref.getOwnerSheet();
final RefBook refBook = refSheet.getOwnerBook();
refBook.publish(new SSDataEvent(SSDataEvent.ON_CONTENTS_CHANGE, ref, SSDataEvent.MOVE_NO));
}
}
}
public static void notifySizeChanges(Book book, Set<Ref> all) {
if (all != null) {
for(Ref ref : all) {
final RefSheet refSheet = ref.getOwnerSheet();
final RefBook refBook = refSheet.getOwnerBook();
refBook.publish(new SSDataEvent(SSDataEvent.ON_SIZE_CHANGE, ref, SSDataEvent.MOVE_NO));
}
}
}
public static void notifyWidgetChanges(Set<Ref> all) {
if (all != null) {
for(Ref ref : all) {
final RefSheet refSheet = ref.getOwnerSheet();
final RefBook refBook = refSheet.getOwnerBook();
refBook.publish(new SSDataEvent(SSDataEvent.ON_WIDGET_CHANGE, ref, SSDataEvent.MOVE_NO));
}
}
}
public static void notifyChartAdd(Ref ref, ZssChartX chartX) {
if (ref != null) {
final RefSheet refSheet = ref.getOwnerSheet();
final RefBook refBook = refSheet.getOwnerBook();
refBook.publish(new SSDataEvent(SSDataEvent.ON_CHART_ADD, ref, chartX));
}
}
public static void notifyChartDelete(Ref ref, Chart chart) {
if (ref != null) {
final RefSheet refSheet = ref.getOwnerSheet();
final RefBook refBook = refSheet.getOwnerBook();
refBook.publish(new SSDataEvent(SSDataEvent.ON_CHART_DELETE, ref, chart));
}
}
public static void notifyPictureAdd(Ref ref, Picture picture) {
if (ref != null) {
final RefSheet refSheet = ref.getOwnerSheet();
final RefBook refBook = refSheet.getOwnerBook();
refBook.publish(new SSDataEvent(SSDataEvent.ON_PICTURE_ADD, ref, picture));
}
}
public static void notifyPictureDelete(Ref ref, Picture picture) {
if (ref != null) {
final RefSheet refSheet = ref.getOwnerSheet();
final RefBook refBook = refSheet.getOwnerBook();
refBook.publish(new SSDataEvent(SSDataEvent.ON_PICTURE_DELETE, ref, picture));
}
}
public static void notifyPictureUpdate(Ref ref, Picture picture) {
if (ref != null) {
final RefSheet refSheet = ref.getOwnerSheet();
final RefBook refBook = refSheet.getOwnerBook();
refBook.publish(new SSDataEvent(SSDataEvent.ON_PICTURE_UPDATE, ref, picture));
}
}
public static void notifyChartUpdate(Ref ref, Chart chart) {
if (ref != null) {
final RefSheet refSheet = ref.getOwnerSheet();
final RefBook refBook = refSheet.getOwnerBook();
refBook.publish(new SSDataEvent(SSDataEvent.ON_CHART_UPDATE, ref, chart));
}
}
public static void notifyBtnChanges(Set<Ref> all) {
if (all != null) {
for(Ref ref : all) {
final RefSheet refSheet = ref.getOwnerSheet();
final RefBook refBook = refSheet.getOwnerBook();
refBook.publish(new SSDataEvent(SSDataEvent.ON_BTN_CHANGE, ref, SSDataEvent.MOVE_NO));
}
}
}
/*package*/ static void notifyGridlines(Book book, Set<Ref> all, boolean show) {
if (all != null) {
for(Ref ref : all) {
final RefSheet refSheet = ref.getOwnerSheet();
final RefBook refBook = refSheet.getOwnerBook();
refBook.publish(new SSDataEvent(SSDataEvent.ON_DISPLAY_GRIDLINES, ref, show));
}
}
}
/*package*/ static void notifyProtectSheet(Book book, Set<Ref> all, String password) {
if (all != null) {
for(Ref ref : all) {
final RefSheet refSheet = ref.getOwnerSheet();
final RefBook refBook = refSheet.getOwnerBook();
refBook.publish(new SSDataEvent(SSDataEvent.ON_PROTECT_SHEET, ref, password));
}
}
}
/*package*/ static void notifyMoveFriendFocus(Ref ref, Object obj) {
final RefSheet refSheet = ref.getOwnerSheet();
final RefBook refBook = refSheet.getOwnerBook();
refBook.publish(new SSDataEvent(SSDataEvent.ON_FRIEND_FOCUS_MOVE, ref, obj));
}
/*package*/ static void notifyDeleteFriendFocus(Ref ref, Object obj) {
final RefSheet refSheet = ref.getOwnerSheet();
final RefBook refBook = refSheet.getOwnerBook();
refBook.publish(new SSDataEvent(SSDataEvent.ON_FRIEND_FOCUS_DELETE, ref, obj));
}
/*package*/ static void notifyDeleteSheet(Ref ref, Object[] namePairs) {
final RefSheet refSheet = ref.getOwnerSheet();
final RefBook refBook = refSheet.getOwnerBook();
refBook.publish(new SSDataEvent(SSDataEvent.ON_SHEET_DELETE, ref, namePairs));
}
/*package*/ static void notifyCreateSheet(Ref ref, String sheetName) {
final RefSheet refSheet = ref.getOwnerSheet();
final RefBook refBook = refSheet.getOwnerBook();
refBook.publish(new SSDataEvent(SSDataEvent.ON_SHEET_CREATE, ref, sheetName));
}
/*package*/ static void notifyChangeSheetName(Ref ref, String sheetName) {
final RefSheet refSheet = ref.getOwnerSheet();
final RefBook refBook = refSheet.getOwnerBook();
refBook.publish(new SSDataEvent(SSDataEvent.ON_SHEET_NAME_CHANGE, ref, sheetName));
}
/*package*/ static void notifyChangeSheetOrder(Ref ref, String sheetName) {
final RefSheet refSheet = ref.getOwnerSheet();
final RefBook refBook = refSheet.getOwnerBook();
refBook.publish(new SSDataEvent(SSDataEvent.ON_SHEET_ORDER_CHANGE, ref, sheetName));
}
public static void reevaluateAndNotify(Book book, Set<Ref> last, Set<Ref> all) {
//clear cached formula value
clearFormulaCache(book, all);
//re-evaluate all required formula cells
reevaluate(book, last);
//notify all changed cells
notifyCellChanges(book, all);
}
public static CellValue evaluate(Book book, Cell cell) {
final XelContext old = XelContextHolder.getXelContext();
try {
final VariableResolver resolver = BookHelper.getVariableResolver(book);
final FunctionMapper mapper = BookHelper.getFunctionMapper(book);
final XelContext ctx = new SimpleXelContext(resolver, mapper);
ctx.setAttribute("zkoss.zss.CellType", Object.class);
XelContextHolder.setXelContext(ctx);
final CellValue cv = book.getFormulaEvaluator().evaluate(cell);
//set back into Cell formula record(update value and cachedFormulaResultType)
setCellValue(cell, cv);
return cv;
}catch(Exception e){ //handle all runtime exceptions happened in evaluating formulas, hawk
if(e instanceof FormulaParseException){
setCellValue(cell, CellValue.getError(ErrorEval.REF_INVALID.getErrorCode()));
return CellValue.getError(ErrorEval.REF_INVALID.getErrorCode());
}else{
//call getCellFormula() here will cause IllegalStateException.
logger.log(Level.SEVERE, "error evaluating formula at "+new CellReference(cell.getRowIndex(),cell.getColumnIndex()).formatAsString(), e);
setCellValue(cell, CellValue.getError(ErrorEval.VALUE_INVALID.getErrorCode()));
return CellValue.getError(ErrorEval.VALUE_INVALID.getErrorCode());
}
} finally {
XelContextHolder.setXelContext(old);
}
}
private static void setCellValue(Cell cell, CellValue cv) {
final int type = cv.getCellType();
switch(type) {
case Cell.CELL_TYPE_BLANK:
cell.setCellValue((String)null);
break;
case Cell.CELL_TYPE_BOOLEAN:
cell.setCellValue(cv.getBooleanValue());
break;
case Cell.CELL_TYPE_ERROR:
cell.setCellErrorValue(cv.getErrorValue());
break;
case Cell.CELL_TYPE_NUMERIC:
cell.setCellValue(cv.getNumberValue());
break;
case Cell.CELL_TYPE_STRING:
cell.setCellValue(cv.getStringValue());
break;
}
Hyperlink hyperlink = cv.getHyperlink();
if (hyperlink != null) {
if (cell instanceof HSSFCell)
((HSSFCell)cell).setEvalHyperlink(hyperlink);
else
((XSSFCell)cell).setEvalHyperlink(hyperlink);
}
}
private static Cell getCell(Book book, int rowIndex, int colIndex, RefSheet refSheet) {
//locate the model book and sheet of the refSheet
final Book bookTarget = BookHelper.getBook(book, refSheet);
if (bookTarget != null) {
final Worksheet sheet0 = bookTarget.getWorksheet(refSheet.getSheetName());
if (sheet0 != null)
return getCell(sheet0, rowIndex, colIndex);
}
return null;
}
public static Cell getCell(Worksheet sheet, int rowIndex, int colIndex) {
final Row row = sheet.getRow(rowIndex);
if (row != null) {
return row.getCell(colIndex);
}
return null;
}
public static Cell getOrCreateCell(Worksheet sheet, int rowIndex, int colIndex) {
Row row = sheet.getRow(rowIndex);
if (row == null) {
row = sheet.createRow(rowIndex);
}
Cell cell = row.getCell(colIndex);
if (cell == null) {
cell = row.createCell(colIndex);
}
return cell;
}
public static String formatHyperlink(Book book, int type, String address, String label) {
if (label == null) {
label = address;
}
final StringBuffer sb = new StringBuffer(address.length() + label.length() + 128);
sb.append("<a z.t=\"").append(type).append("\" href=\"")
.append(address)
.append("\">")
.append(label)
.append("</a>");
return sb.toString();
}
public static String formatRichText(Book book, RichTextString rstr, List<int[]> indexes) {
final String raw = rstr.getString();
final int runs = rstr.numFormattingRuns();
if (runs > 0) {
final int len = rstr.length();
StringBuffer sb = new StringBuffer(len + runs*96);
int e = 0;
boolean prespan = false;
for(int b = 0, j = 0; j < runs; ++j) {
final int sbb = sb.length();
e = rstr.getIndexOfFormattingRun(j);
if (e > 0) { //first run does NOT start from index 0
sb.append(raw.substring(b, e));
if (indexes != null) {
final int sbe = sb.length();
indexes.add(new int[] {sbb, sbe});
}
if (prespan) {
sb.append("</span>");
prespan = false;
}
}
b = e;
final Font font = getFont(book, rstr, j);
if (font != null) {
sb.append("<span style=\"")
.append(getFontCSSStyle(book, font))
.append("\">");
prespan = true;
}
}
if (e < len) {
final int sbb = sb.length();
sb.append(raw.substring(e));
if (indexes != null) {
final int sbe = sb.length();
indexes.add(new int[] {sbb, sbe});
}
if (prespan) {
sb.append("</span>");
prespan = false;
}
}
return sb.toString();
} else {
if (indexes != null)
indexes.add(new int[] {0, raw.length()});
return raw;
}
}
public static String getTextCSSStyle(Book book, Cell cell) {
final CellStyle style = cell.getCellStyle();
if (style == null)
return "";
final StringBuffer sb = new StringBuffer();
int textHAlign = getRealAlignment(cell);
switch(textHAlign) {
case CellStyle.ALIGN_RIGHT:
sb.append("text-align:").append("right").append(";");
break;
case CellStyle.ALIGN_CENTER:
case CellStyle.ALIGN_CENTER_SELECTION:
sb.append("text-align:").append("center").append(";");
break;
}
boolean textWrap = style.getWrapText();
if (textWrap) {
sb.append("white-space:").append("normal").append(";");
}/*else{ sb.append("white-space:").append("nowrap").append(";"); }*/
return sb.toString();
}
public static String awtColorToHTMLColor(java.awt.Color color) {
final int r = color.getRed();
final int g = color.getGreen();
final int b = color.getBlue();
return "#"+BookHelper.toHex(r)+BookHelper.toHex(g)+BookHelper.toHex(b);
}
/* given alignment and cell type, return real alignment */
//Halignment determined by style alignment, text format and value type
public static int getRealAlignment(Cell cell) {
CellStyle style = cell.getCellStyle();
int type = cell.getCellType();
int align = style.getAlignment();
if (align == CellStyle.ALIGN_GENERAL) {
final String format = style.getDataFormatString();
if (format != null && format.startsWith("@")) //a text format
type = Cell.CELL_TYPE_STRING;
else if (type == Cell.CELL_TYPE_FORMULA)
type = cell.getCachedFormulaResultType();
switch(type) {
case Cell.CELL_TYPE_BLANK:
return align;
case Cell.CELL_TYPE_BOOLEAN:
return CellStyle.ALIGN_CENTER;
case Cell.CELL_TYPE_ERROR:
return CellStyle.ALIGN_CENTER;
case Cell.CELL_TYPE_NUMERIC:
return CellStyle.ALIGN_RIGHT;
case Cell.CELL_TYPE_STRING:
return CellStyle.ALIGN_LEFT;
}
}
return align;
}
public static String getFontCSSStyle(Cell cell, Font font) {
final StringBuffer sb = new StringBuffer();
String fontName = font.getFontName();
if (fontName != null) {
sb.append("font-family:").append(fontName).append(";");
}
String textColor = BookHelper.getFontHTMLColor(cell, font);
if (BookHelper.AUTO_COLOR.equals(textColor)) {
textColor = "#000000";
}
if (textColor != null) {
sb.append("color:").append(textColor).append(";");
}
final int fontUnderline = font.getUnderline();
final boolean strikeThrough = font.getStrikeout();
boolean isUnderline = fontUnderline == Font.U_SINGLE || fontUnderline == Font.U_SINGLE_ACCOUNTING;
if (strikeThrough || isUnderline) {
sb.append("text-decoration:");
if (strikeThrough)
sb.append(" line-through");
if (isUnderline)
sb.append(" underline");
sb.append(";");
}
final short weight = font.getBoldweight();
final boolean italic = font.getItalic();
sb.append("font-weight:").append(weight).append(";");
if (italic)
sb.append("font-style:").append("italic;");
final int fontSize = font.getFontHeightInPoints();
sb.append("font-size:").append(fontSize).append("pt;");
return sb.toString();
}
public static String getFontCSSStyle(Book book, Font font) {
final StringBuffer sb = new StringBuffer();
String fontName = font.getFontName();
if (fontName != null) {
sb.append("font-family:").append(fontName).append(";");
}
String textColor = BookHelper.getFontHTMLColor(book, font);
if (BookHelper.AUTO_COLOR.equals(textColor)) {
textColor = "#000000";
}
if (textColor != null) {
sb.append("color:").append(textColor).append(";");
}
final int fontUnderline = font.getUnderline();
final boolean strikeThrough = font.getStrikeout();
boolean isUnderline = fontUnderline == Font.U_SINGLE || fontUnderline == Font.U_SINGLE_ACCOUNTING;
if (strikeThrough || isUnderline) {
sb.append("text-decoration:");
if (strikeThrough)
sb.append(" line-through");
if (isUnderline)
sb.append(" underline");
sb.append(";");
}
final short weight = font.getBoldweight();
final boolean italic = font.getItalic();
sb.append("font-weight:").append(weight).append(";");
if (italic)
sb.append("font-style:").append("italic;");
final int fontSize = font.getFontHeightInPoints();
sb.append("font-size:").append(fontSize).append("pt;");
return sb.toString();
}
private static Font getFont(Book book, RichTextString rstr, int run) {
return rstr instanceof HSSFRichTextString ?
book.getFontAt(((HSSFRichTextString)rstr).getFontOfFormattingRun(run)) :
((XSSFRichTextString)rstr).getFontOfFormattingRun(run);
}
//TODO see if we can remove this function to use getFontHTMLColor(Cell, Font);
public static String getFontHTMLColor(Book book, Font font) {
if (font instanceof XSSFFont) {
final XSSFFont f = (XSSFFont) font;
final XSSFColor color = f.getXSSFColor();
return BookHelper.colorToHTML(book, color);
} else {
return indexToHSSFRGB((HSSFWorkbook)book, font.getColor());
}
}
public static String getFontHTMLColor(Cell cell, Font font) {
if (font instanceof XSSFFont) {
final XSSFFont f = (XSSFFont) font;
final XSSFColor color = f.getXSSFColor();
return BookHelper.colorToHTML(cell.getSheet().getWorkbook(), color);
} else {
return getHSSFRGBString((HSSFCell)cell, font.getColor());
}
}
private static String getHSSFRGBString(HSSFCell cell, short index) {
final HSSFColor color = ((HSSFCellStyle)cell.getCellStyle()).getFontColorColor();
return HSSFColorToHTML((HSSFWorkbook) cell.getSheet().getWorkbook(), color);
}
/*
* Returns the associated #rrggbb HTML color per the given POI Color.
* @return the associated #rrggbb HTML color per the given POI Color.
*/
public static String colorToHTML(Workbook book, Color color) {
if (book instanceof HSSFWorkbook) {
return HSSFColorToHTML((HSSFWorkbook) book, (HSSFColor) color);
} else {
return XSSFColorToHTML((XSSFWorkbook) book, (XSSFColor) color);
}
}
private static byte[] getRgbWithTint(byte[] rgb, double tint) {
int k = rgb.length > 3 ? 1 : 0;
final byte red = rgb[k++];
final byte green = rgb[k++];
final byte blue = rgb[k++];
final double[] hsl = rgbToHsl(red, green, blue);
final double hue = hsl[0];
final double sat = hsl[1];
final double lum = tint(hsl[2], tint);
return hslToRgb(hue, sat, lum);
}
private static double[] rgbToHsl(byte red, byte green, byte blue){
final double r = (red & 0xff) / 255d;
final double g = (green & 0xff) / 255d;
final double b = (blue & 0xff) / 255d;
final double max = Math.max(Math.max(r, g), b);
final double min = Math.min(Math.min(r, g), b);
double h = 0d, s = 0d, l = (max + min) / 2d;
if (max == min) {
h = s = 0d; //gray scale
} else {
final double d = max - min;
s = l > 0.5 ? d / (2d - max - min) : d / (max + min);
if (max == r) {
h = (g - b) / d + (g < b ? 6d : 0d);
} else if (max == g) {
h = (b - r) / d + 2d;
} else if (max == b) {
h = (r - g) / d + 4d;
}
h /= 6d;
}
return new double[] {h, s, l};
}
private static byte[] hslToRgb(double hue, double sat, double lum){
double r, g, b;
if(sat == 0d){
r = g = b = lum; // gray scale
} else {
final double q = lum < 0.5d ? lum * (1d + sat) : lum + sat - lum * sat;
final double p = 2d * lum - q;
r = hue2rgb(p, q, hue + 1d/3d);
g = hue2rgb(p, q, hue);
b = hue2rgb(p, q, hue - 1d/3d);
}
final byte red = (byte) (r * 255d);
final byte green = (byte) (g * 255d);
final byte blue = (byte) (b * 255d);
return new byte[] {red, green, blue};
}
private static double hue2rgb(double p, double q, double t) {
if(t < 0d) t += 1d;
if(t > 1d) t -= 1d;
if(t < 1d/6d)
return p + (q - p) * 6d * t;
if(t < 1d/2d)
return q;
if(t < 2d/3d)
return p + (q - p) * (2d/3d - t) * 6d;
return p;
}
private static double tint(double val, double tint) {
return tint > 0d ? val * (1d - tint) + tint : val * (1d + tint);
}
/*
private static double shade(double val, double shade) {
final double value = val * shade;
return value < 0 ? 0 : value > 1 ? 1 : value;
}
private static double rgbToLinear(double val) {
return val < 0d ? 0d :
val < 0.04045 ? val / 12.92 :
val <= 1d ? Math.pow((val + 0.055) / 1.055, 2.4) : 1;
}
private static double linearToRgb(double val) {
return val < 0d ? 0d :
val <= 0.0031308 ? val * 12.92 :
val < 1 ? 1.055 * Math.pow(val, (1d / 2.4)) - 0.055 : 1;
}
*/
private static String XSSFColorToHTML(XSSFWorkbook book, XSSFColor color) {
if (color != null) {
final CTColor ctcolor = color.getCTColor();
if (ctcolor.isSetIndexed()) {
byte[] rgb = IndexedRGB.getRGB(color.getIndexed());
if (rgb != null) {
return "#"+ toHex(rgb[0])+ toHex(rgb[1])+ toHex(rgb[2]);
}
}
if (ctcolor.isSetRgb()) {
byte[] argb = ctcolor.isSetTint() ?
getRgbWithTint(color.getRgb(), color.getTint())/*color.getRgbWithTint()*/ : color.getRgb();
return argb.length > 3 ?
"#"+ toHex(argb[1])+ toHex(argb[2])+ toHex(argb[3])://ignore alpha
"#"+ toHex(argb[0])+ toHex(argb[1])+ toHex(argb[2]);
}
if (ctcolor.isSetTheme()) {
ThemesTable theme = book.getTheme();
if (theme != null) {
XSSFColor themecolor = theme.getThemeColor(color.getTheme());
if (themecolor != null) {
if (ctcolor.isSetTint()) {
themecolor.setTint(ctcolor.getTint());
}
return XSSFColorToHTML(book, themecolor); //recursive
}
}
}
}
return AUTO_COLOR;
}
private static String HSSFColorToHTML(HSSFWorkbook book, HSSFColor color) {
return color == null || HSSFColor.AUTOMATIC.getInstance().equals(color) ? AUTO_COLOR :
color.isIndex() ? indexToHSSFRGB(book, color.getIndex()) : HSSFColorToHTML((HSSFColorExt)color);
}
private static String HSSFColorToHTML(HSSFColorExt color) {
short[] triplet = color.getTriplet();
byte[] argb = new byte[3];
for (int j = 0; j < 3; ++j) {
argb[j] = (byte) triplet[j];
}
if (color.isTint()) {
argb = getRgbWithTint(argb, color.getTint());
}
return "#"+ toHex(argb[0])+ toHex(argb[1])+ toHex(argb[2]);
}
private static String indexToHSSFRGB(HSSFWorkbook book, int index) {
HSSFPalette palette = book.getCustomPalette();
HSSFColor color = null;
if (palette != null) {
color = palette.getColor(index);
}
short[] triplet = null;
if (color != null)
triplet = color.getTriplet();
else {
final Map<Integer, HSSFColor> colors = HSSFColor.getIndexHash();
color = colors.get(Integer.valueOf(index));
if (color != null)
triplet = color.getTriplet();
}
return triplet == null ? null :
HSSFColor.AUTOMATIC.getInstance().equals(color) ? AUTO_COLOR : tripletToHTML(triplet);
}
private static String tripletToHTML(short[] triplet) {
return triplet == null ? null : "#"+ toHex(triplet[0])+ toHex(triplet[1])+ toHex(triplet[2]);
}
public static short rgbToIndex(Book book, String color) {
HSSFPalette palette = ((HSSFWorkbook)book).getCustomPalette();
short red = Short.parseShort(color.substring(1,3), 16); //red
short green = Short.parseShort(color.substring(3,5), 16); //green
short blue = Short.parseShort(color.substring(5), 16); //blue
byte r = (byte)Math.abs((byte)red);
byte g = (byte)Math.abs((byte)green);
byte b = (byte)Math.abs((byte)blue);
HSSFColor pcolor = palette.findColor(r, g, b);
if (pcolor != null) { //find default palette
return pcolor.getIndex();
} else {
final Hashtable<short[], HSSFColor> colors = HSSFColor.getRgbHash();
HSSFColor tcolor = colors.get(new short[] {red, green, blue});
if (tcolor != null)
return tcolor.getIndex();
else {
try {
HSSFColor ncolor = palette.addColor(r, g, b);
return ncolor.getIndex();
} catch (RuntimeException ex) {
//return similar color if can't add new color to palette
/*
* TODO: find a better solution for fix this issue
*
* While there is no space for adding a color into palette
* return similar color cause return inexact color
*/
return palette.findSimilarColor(red, green, blue).getIndex();
}
}
}
}
public static String toHex(int num) {
num = num & 0xff;
final String hex = Integer.toHexString(num);
return hex.length() == 1 ? "0"+hex : hex;
}
public static Hyperlink getHyperlink(Cell cell) {
final Hyperlink hyperlink = cell.getHyperlink();
if (hyperlink != null) {
return hyperlink;
}
if (cell.getCellType() == Cell.CELL_TYPE_FORMULA) {
BookHelper.evaluate((Book)cell.getSheet().getWorkbook(), cell);
final int type = cell.getCachedFormulaResultType();
if (type != Cell.CELL_TYPE_ERROR) {
if (cell instanceof HSSFCell)
return ((HSSFCell)cell).getEvalHyperlink();
else
return ((XSSFCell)cell).getEvalHyperlink();
}
}
return null;
}