bundles/org.simantics.document.linking.ui/src/org/simantics/document/linking/report/pdf/PDFTable.java

   1 package org.simantics.document.linking.report.pdf;
   2
   3 import java.awt.Color;
   4 import java.awt.Font;
   5 import java.awt.Graphics2D;
   6 import java.awt.Shape;
   7 import java.awt.font.LineBreakMeasurer;
   8 import java.awt.font.TextAttribute;
   9 import java.awt.font.TextLayout;
  10 import java.net.URL;
  11 import java.text.AttributedCharacterIterator;
  12 import java.text.AttributedString;
  13 import java.util.ArrayList;
  14 import java.util.Collections;
  15 import java.util.Hashtable;
  16 import java.util.List;
  17
  18 import org.simantics.document.linking.report.Document.TextSize;
  19 import org.simantics.document.linking.report.Table;
  20 import org.simantics.document.linking.report.TableColumn;
  21 import org.simantics.document.linking.report.TableColumn.Alignment;
  22 import org.simantics.document.linking.report.TableRow;
  23 import org.simantics.document.linking.report.TextItem;
  24 import org.simantics.document.linking.report.URLItem;
  25
  26 import com.lowagie.text.pdf.PdfAction;
  27
  28
  29 public class PDFTable implements Table, PDFElement {
  30         PDFDocument writer;
  31         PDFPageStream stream;
  32         PDFPage startPage;
  33
  34         int currentLine = 0;
  35
  36         List<TableColumn> columns = new ArrayList<TableColumn>();
  37         List<String> columnNames = new ArrayList<String>();
  38         List<Integer> columnSizes = new ArrayList<Integer>();
  39         List<Integer> columnPositions = new ArrayList<Integer>();
  40
  41         TextItem title = null;
  42
  43         boolean headerVisible = true;
  44         private boolean linesVisible = true;
  45         private boolean linesPrevVisible = true;
  46         boolean clipText = false;
  47
  48         int textOffsetX = 2;
  49         int textOffsetY = 2;
  50
  51         public PDFTable(PDFDocument writer, PDFPageStream stream) {
  52                 this.writer = writer;
  53                 this.stream = stream;
  54                 this.startPage = stream.getCurrentPage();
  55
  56         }
  57
  58         public PDFTable(PDFTable table) {
  59                 this.writer = table.writer;
  60                 this.stream = table.stream;
  61                 this.startPage = stream.getCurrentPage();
  62                 this.columns.addAll(table.columns);
  63                 this.columnNames.addAll(table.columnNames);
  64
  65                 updateColumnPositions();
  66         }
  67
  68
  69         @Override
  70         public PDFPage getPage() {
  71                 return startPage;
  72         }
  73
  74         /* (non-Javadoc)
  75          * @see org.simantics.document.linking.report.Table#addColumn(java.lang.String, double)
  76          */
  77         @Override
  78         public TableColumn addColumn(String name, double width) {
  79                 TableColumn tc = new TableColumn(name, width);
  80                 columns.add(tc);
  81                 columnNames.add(name);
  82
  83                 updateColumnPositions();
  84                 return tc;
  85         }
  86
  87         private void updateColumnPositions() {
  88                 int pos = 0;
  89                 columnSizes.clear();
  90                 columnPositions.clear();
  91                 for (TableColumn c : columns) {
  92                         int size = (int)(c.getWidth()*stream.getContentWidth());
  93                         columnSizes.add(size);
  94                         columnPositions.add(pos);
  95                         pos+=size;
  96                 }
  97         }
  98
  99         @Override
 100         public List<TableColumn> getColumns() {
 101                 return columns;
 102         }
 103
 104         @Override
 105         public boolean isLinesVisible() {
 106                 return linesVisible;
 107         }
 108
 109         @Override
 110         public void setLinesVisible(boolean b) {
 111                 if (this.linesVisible == b)
 112                         return;
 113                 this.linesPrevVisible = linesVisible;
 114                 this.linesVisible = b;
 115         }
 116
 117         @Override
 118         public boolean isHeaderVisible() {
 119                 return headerVisible;
 120         }
 121
 122         @Override
 123         public void setHeaderVisible(boolean b) {
 124                 this.headerVisible = b;
 125         }
 126
 127         private boolean isFirstLine() {
 128                 return currentLine == 0 || stream.getCurrentPage().currentLine == 1;
 129         }
 130
 131         @Override
 132         public void setTitle(String title) {
 133                 try {
 134                         this.title = writer.newItem(TextItem.class);
 135                         this.title.setText(title);
 136                 } catch (Exception e) {
 137
 138                 }
 139         }
 140
 141         @Override
 142         public void setTitle(TextItem title){
 143                 this.title = title;
 144         }
 145
 146         /* (non-Javadoc)
 147          * @see org.simantics.document.linking.report.Table#writeRow(java.lang.String[])
 148          */
 149         @Override
 150         public TableRow writeRow(String... line) throws Exception{
 151                 List<String> list = new ArrayList<String>(line.length);
 152                 for (String s : line)
 153                         list.add(s);
 154                 return writeRow(list);
 155         }
 156
 157         /* (non-Javadoc)
 158          * @see org.simantics.document.linking.report.Table#writeRow(java.util.List)
 159          */
 160         @Override
 161         public TableRow writeRow(List<String> line) throws Exception{
 162                 if (isFirstLine())
 163                         writeHeader();
 164                 return _writeRow(line);
 165         }
 166
 167         @Override
 168         public TableRow writeRowItem(TextItem... line) throws Exception {
 169                 List<TextItem> list = new ArrayList<TextItem>(line.length);
 170                 for (TextItem s : line)
 171                         list.add(s);
 172                 return writeRowItem(list);
 173         }
 174
 175         @Override
 176         public TableRow writeRowItem(List<TextItem> line) throws Exception {
 177                 if (isFirstLine())
 178                         writeHeader();
 179                 return _writeRow2(line);
 180         }
 181
 182         private TableRow _writeRow(List<String> line) throws Exception {
 183                 int h = getTextHeight();
 184                 int ht = getTopHeight();
 185                 int hb = getBottomHeight();
 186                 PDFPage page = getCurrentPage();
 187                 Graphics2D g2d = page.g2d;
 188                 Shape clip = g2d.getClip();
 189
 190                 if (clipText) {
 191                         for (int i = 0; i < line.size(); i++) {
 192                                 if (line.get(i) == null)
 193                                         continue;
 194                                 g2d.setClip(columnPositions.get(i),ht-1,columnSizes.get(i),hb-ht+2);
 195                                 g2d.drawString(line.get(i), columnPositions.get(i)+textOffsetX, h);
 196                         }
 197                         g2d.setClip(clip);
 198                         if (linesVisible) {
 199                                 for (int i = 0; i < line.size(); i++) {
 200                                         g2d.drawLine(columnPositions.get(i), ht, columnPositions.get(i), hb);
 201                                 }
 202                                 if (isFirstLine() || !linesPrevVisible) {
 203                                         g2d.drawLine(0, ht, stream.contentWidth, ht);
 204                                         linesPrevVisible = true;
 205                                 }
 206                                 g2d.drawLine(stream.contentWidth, ht, stream.contentWidth, hb);
 207                                 g2d.drawLine(0, hb, stream.contentWidth, hb);
 208                         }
 209                         currentLine++;
 210                         page.currentLine++;
 211                         page.availableLines--;
 212                         page.currentPixel += getLineHeight();
 213                 } else {
 214                         PositionedRow row = _getRow(line);
 215                         if (stream.contentHeight-page.currentPixel < row.reservedSpace) {
 216                                 stream.nextPage();
 217                                 page = getCurrentPage();
 218                                 g2d = page.g2d;
 219                                 writeHeader();
 220                                 row = _getRow(line);
 221                         }
 222                         row.render(g2d);
 223                         currentLine+= row.realLines;
 224                         page.currentLine+= row.realLines;
 225                         page.currentPixel += row.reservedSpace;
 226                         page.estimateAvailableLines();
 227                 }
 228
 229                 stream.checkNextPage();
 230                 return new PDFTableRow();
 231         }
 232
 233         private TableRow _writeRow2(List<TextItem> line) throws Exception {
 234                 int h = getTextHeight();
 235                 int ht = getTopHeight();
 236                 int hb = getBottomHeight();
 237                 PDFPage page = getCurrentPage();
 238                 Graphics2D g2d = page.g2d;
 239                 Shape clip = g2d.getClip();
 240
 241                 if (clipText) {
 242                         for (int i = 0; i < line.size(); i++) {
 243                                 TextItem text = line.get(i);
 244                                 if (text == null)
 245                                         continue;
 246                                 g2d.setClip(columnPositions.get(i),ht,columnSizes.get(i),hb-ht);
 247                                 g2d.drawString(text.getText(), columnPositions.get(i)+textOffsetX, h);
 248                                 if (text instanceof URLItem) {
 249                                         URL url = ((URLItem)text).getURL();
 250                                         if (url != null) {
 251                                                 addLink(url, columnPositions.get(i),ht,columnSizes.get(i),hb-ht);
 252                                         }
 253                                 }
 254                         }
 255                         g2d.setClip(clip);
 256                         if (linesVisible) {
 257                                 for (int i = 0; i < line.size(); i++) {
 258                                         g2d.drawLine(columnPositions.get(i), ht, columnPositions.get(i), hb);
 259                                 }
 260                                 if (isFirstLine() || !linesPrevVisible) {
 261                                         g2d.drawLine(0, ht, stream.contentWidth, ht);
 262                                         linesPrevVisible = true;
 263                                 }
 264                                 g2d.drawLine(stream.contentWidth, ht, stream.contentWidth, hb);
 265                                 g2d.drawLine(0, hb, stream.contentWidth, hb);
 266                         }
 267                         currentLine++;
 268                         page.currentLine++;
 269                         page.availableLines--;
 270                         page.currentPixel += getLineHeight();
 271                 } else {
 272                         PositionedRow row = _getRow2(line);
 273                         if (stream.contentHeight-page.currentPixel < row.reservedSpace) {
 274                                 stream.nextPage();
 275                                 page = getCurrentPage();
 276                                 g2d = page.g2d;
 277                                 writeHeader();
 278                                 row = _getRow2(line);
 279                         }
 280                         row.render(g2d);
 281                         currentLine+= row.realLines;
 282                         page.currentLine+= row.realLines;
 283                         page.currentPixel += row.reservedSpace;
 284                         page.estimateAvailableLines();
 285                 }
 286
 287                 stream.checkNextPage();
 288                 return new PDFTableRow();
 289         }
 290
 291         void writeLine(String line) throws Exception{
 292                 writeLine(line, 0);
 293         }
 294
 295         void writeLine(TextItem line) throws Exception{
 296                 writeLine(line, 0);
 297         }
 298
 299         private void writeHeader() throws Exception{
 300                 if (headerVisible) {
 301                         TextSize s = currentTextSize;
 302                         setTextSize(TextSize.MEDIUM);
 303                         if (title != null) {
 304                                 boolean b = linesVisible;
 305                                 setLinesVisible(false);
 306                                 writeLine(title);
 307                                 setLinesVisible(b);
 308                         }
 309                         _writeRow(columnNames);
 310                         setTextSize(s);
 311                 }
 312         }
 313
 314         void writeLine(String line, int x) throws Exception{
 315                 int h = getTextHeight();
 316                 int ht = getTopHeight();
 317                 int hb = getBottomHeight();
 318                 PDFPage page = getCurrentPage();
 319                 Graphics2D g2d = page.g2d;
 320                 g2d.drawString(line, x+textOffsetX, h);
 321                 if (linesVisible) {
 322                         if (isFirstLine() || !linesPrevVisible) {
 323                                 g2d.drawLine(0, ht, stream.contentWidth, ht);
 324                                 linesPrevVisible = true;
 325                         }
 326                         g2d.drawLine(0, ht, 0, hb);
 327                         g2d.drawLine(stream.contentWidth, ht, stream.contentWidth, hb);
 328                         g2d.drawLine(0, hb, stream.contentWidth, hb);
 329                 }
 330                 currentLine++;
 331                 page.currentLine++;
 332                 page.availableLines--;
 333                 page.currentPixel += getLineHeight();
 334                 stream.checkNextPage();
 335         }
 336
 337         void writeLine(TextItem line, int x) throws Exception{
 338                 int h = getTextHeight();
 339                 int ht = getTopHeight();
 340                 int hb = getBottomHeight();
 341                 PDFPage page = getCurrentPage();
 342                 Graphics2D g2d = page.g2d;
 343                 g2d.drawString(line.getText(), x+textOffsetX, h);
 344                 if (linesVisible) {
 345                         if (isFirstLine() || !linesPrevVisible) {
 346                                 g2d.drawLine(0, ht, stream.contentWidth, ht);
 347                                 linesPrevVisible = true;
 348                         }
 349                         g2d.drawLine(0, ht, 0, hb);
 350                         g2d.drawLine(stream.contentWidth, ht, stream.contentWidth, hb);
 351                         g2d.drawLine(0, hb, stream.contentWidth, hb);
 352                 }
 353                 if (line instanceof URLItem) {
 354                         URL url = ((URLItem)line).getURL();
 355                         if (url != null) {
 356                                 addLink(url, 0,ht,stream.contentWidth,hb-ht);
 357                         }
 358                 }
 359                 currentLine++;
 360                 page.currentLine++;
 361                 page.availableLines--;
 362                 page.currentPixel += getLineHeight();
 363                 stream.checkNextPage();
 364         }
 365
 366         int getTopHeight() {
 367                 return getTopHeight(currentLine);
 368         }
 369
 370         int getTopHeight(int line) {
 371                 return (line-currentLine)*getLineHeight()+getCurrentPage().currentPixel;
 372         }
 373
 374         int getTextHeight() {
 375                 PDFPage page = getCurrentPage();
 376                 return page.currentPixel+getLineHeight()-page.fm.getDescent()-textOffsetY;
 377         }
 378
 379         PDFPage getCurrentPage() {
 380                 return stream.getCurrentPage();
 381         }
 382
 383         int getBottomHeight() {
 384                 return getBottomHeight(currentLine);
 385         }
 386
 387         protected int getLineHeight() {
 388                 return getCurrentPage().fm.getHeight()+textOffsetY;
 389         }
 390
 391         private int getBottomHeight(int line) {
 392                 return (line-currentLine+1)*getLineHeight()+getCurrentPage().currentPixel;
 393         }
 394
 395         public int getAvailableLines() {
 396                 PDFPage page = getCurrentPage();
 397                 int contentHeight = stream.contentHeight;
 398                 int pixelY = page.currentPixel;
 399                 return (int)Math.floor((contentHeight-pixelY)/getLineHeight());
 400         }
 401
 402         private TextSize currentTextSize = TextSize.SMALL;
 403
 404         @Override
 405         public void setTextSize(TextSize size) {
 406                 stream.getCurrentPage().setFont(writer.fonts.get(size));
 407                 currentTextSize = size;
 408         }
 409
 410         @Override
 411         public TextSize getTextSize() {
 412                 return currentTextSize;
 413         }
 414
 415         private PositionedRow _getRow(List<String> line) {
 416                 PositionedRow row = new PositionedRow();
 417                 int h = getTextHeight();
 418                 int realLines = 1;
 419                 int reservedSpace = 0;
 420                 List<List<PositionedText>> cells = new ArrayList<List<PositionedText>>(line.size());
 421                 if (line.size() > 1) {
 422                         for (int i = 0; i < line.size(); i++) {
 423                                 String text = line.get(i);
 424                                 int availableSize = columnSizes.get(i)-textOffsetX;
 425                                 if (text != null && text.length() > 0) {
 426                                         List<PositionedText> pt = getText(text,  columnPositions.get(i)+textOffsetX, h,availableSize, columns.get(i).getAlignment());
 427                                         cells.add(pt);
 428                                         reservedSpace = Math.max(reservedSpace, getResevedSpace(pt)+getLineHeight());
 429                                         realLines = Math.max(realLines, getLineSpace(pt));
 430                                 } else {
 431                                         cells.add(Collections.<PositionedText> emptyList());
 432                                         reservedSpace = Math.max(reservedSpace, getLineHeight());
 433                                 }
 434                         }
 435                 } else {
 436                         String text = line.get(0);
 437                         int availableSize = stream.contentWidth;
 438                         if (text != null && text.length() > 0) {
 439                                 List<PositionedText> pt = getText(text,  textOffsetX, h,availableSize, columns.get(0).getAlignment());
 440                                 cells.add(pt);
 441                                 reservedSpace = Math.max(reservedSpace, getResevedSpace(pt)+getLineHeight());
 442                                 realLines = Math.max(realLines, getLineSpace(pt));
 443                         } else {
 444                                 cells.add(Collections.<PositionedText> emptyList());
 445                                 reservedSpace = Math.max(reservedSpace, getLineHeight());
 446                         }
 447                 }
 448                 row.reservedSpace = reservedSpace;
 449                 row.startLine = currentLine;
 450                 row.realLines = realLines;
 451                 row.cells = cells;
 452                 return row;
 453         }
 454
 455         private PositionedRow _getRow2(List<TextItem> line) {
 456                 PositionedRow row = new PositionedRow();
 457                 int h = getTextHeight();
 458                 int realLines = 1;
 459                 int reservedSpace = 0;
 460                 row.cells = new ArrayList<List<PositionedText>>(line.size());
 461                 row.urls = new ArrayList<URL>();
 462                 if (line.size() > 1) {
 463                         for (int i = 0; i < line.size(); i++) {
 464                                 TextItem item =line.get(i);
 465
 466                                 int availableSize = columnSizes.get(i)-textOffsetX;
 467                                 if (item != null && item.getText().length() > 0) {
 468                                         String text = item.getText();
 469                                         List<PositionedText> pt = getText(text,  columnPositions.get(i)+textOffsetX, h,availableSize, columns.get(i).getAlignment());
 470                                         row.cells.add(pt);
 471                                         reservedSpace = Math.max(reservedSpace, getResevedSpace(pt)+getLineHeight());
 472                                         realLines = Math.max(realLines, getLineSpace(pt));
 473                                 } else {
 474                                         row.cells.add(Collections.<PositionedText> emptyList());
 475                                         reservedSpace = Math.max(reservedSpace, getLineHeight());
 476                                 }
 477                                 if (item instanceof URLItem) {
 478                                         row.urls.add(((URLItem)item).getURL());
 479                                 } else {
 480                                         row.urls.add(null);
 481                                 }
 482                         }
 483
 484                 } else {
 485                         String text = line.get(0).getText();
 486                         int availableSize = stream.contentWidth;
 487                         if (text != null && text.length() > 0) {
 488                                 List<PositionedText> pt = getText(text,  textOffsetX, h,availableSize, columns.get(0).getAlignment());
 489                                 row.cells.add(pt);
 490                                 reservedSpace = Math.max(reservedSpace, getResevedSpace(pt)+getLineHeight());
 491                                 realLines = Math.max(realLines, getLineSpace(pt));
 492                         } else {
 493                                 row.cells.add(Collections.<PositionedText> emptyList());
 494                                 reservedSpace = Math.max(reservedSpace, getLineHeight());
 495                         }
 496                 }
 497                 row.reservedSpace = reservedSpace;
 498                 row.startLine = currentLine;
 499                 row.realLines = realLines;
 500                 return row;
 501         }
 502
 503         private int getResevedSpace(List<PositionedText> pt) {
 504                 float sy = pt.get(0).drawPosY;
 505                 float ey = pt.get(pt.size()-1).drawPosY;
 506                 return (int)Math.ceil(ey-sy);
 507         }
 508         /**
 509          * Usually lines of multi-line cells consume less space than the maximum line height (FontMetrics). This method calculates the exact amount of lines required by a cell.
 510          * @param pt
 511          * @return
 512          */
 513         private int getLineSpace(List<PositionedText> pt) {
 514                 if (pt.size() < 2)
 515                         return 1;
 516
 517                 return (int)(getResevedSpace(pt)/getLineHeight())+1;
 518         }
 519
 520         private class PositionedRow {
 521                 int startLine;
 522                 int realLines;
 523                 int reservedSpace;
 524                 List<List<PositionedText>> cells;
 525                 List<URL> urls;
 526
 527                 void render(Graphics2D g) {
 528                         int ht = getTopHeight(startLine);
 529                         int hb = ht +reservedSpace;
 530                         if (cells.size() > 0) {
 531                                 for (int i = 0; i < cells.size(); i++) {
 532                                         List<PositionedText> ptl = cells.get(i);
 533                                         for (PositionedText pt : ptl)
 534                                                 pt.render(g);
 535                                         if (urls != null) {
 536                                                 URL url = urls.get(i);
 537                                                 if (url != null) {
 538                                                         addLink(url, columnPositions.get(i),ht,columnSizes.get(i),hb-ht);
 539                                                 }
 540                                         }
 541                                 }
 542                         }
 543                         if (linesVisible) {
 544                                 if (cells.size() > 0) {
 545                                         for (int i = 0; i < cells.size(); i++) {
 546                                                 g.drawLine(columnPositions.get(i), ht, columnPositions.get(i), hb);
 547                                         }
 548                                 } else {
 549                                         g.drawLine(columnPositions.get(0), ht, columnPositions.get(0), hb);
 550                                 }
 551                                 if (isFirstLine() || !linesPrevVisible) {
 552                                         g.drawLine(0, ht, stream.contentWidth, ht);
 553                                         linesPrevVisible = true;
 554                                 }
 555                                 g.drawLine(stream.contentWidth, ht, stream.contentWidth, hb);
 556                                 g.drawLine(0, hb, stream.contentWidth, hb);
 557
 558                         }
 559                 }
 560         }
 561
 562         private void addLink(URL url, int x, int y, int w, int h) {
 563                 PDFPage page = getCurrentPage();
 564                 float fx = +page.stream.marginLeft + x;
 565                 float fy = -page.stream.marginTop + page.template.getHeight() - y;
 566                 page.template.setAction(new PdfAction(url), fx, fy-h, fx+w, fy);
 567         }
 568
 569         private List<PositionedText> getText(String text, int x, int y, int cellWidth, Alignment alignment) {
 570                 List<PositionedText> result = new ArrayList<PositionedText>();
 571                 Hashtable<TextAttribute, Object> map = new Hashtable<TextAttribute, Object>();
 572                 PDFPage page = getCurrentPage();
 573                 Font font = page.getFont();
 574                 for (TextAttribute a : font.getAttributes().keySet()) {
 575                         Object v = font.getAttributes().get(a);
 576                         if (v != null)
 577                                 map.put(a, v);
 578                 }
 579 //              map.putAll(font.getAttributes());
 580                 map.put(TextAttribute.FOREGROUND, Color.black);
 581
 582                 AttributedString attributedText = new AttributedString( text, map);
 583
 584                 AttributedCharacterIterator paragraph = attributedText.getIterator();
 585                 int paragraphStart = paragraph.getBeginIndex();
 586                 int paragraphEnd = paragraph.getEndIndex();
 587                 LineBreakMeasurer lineMeasurer = new LineBreakMeasurer(paragraph, page.frc);
 588                 lineMeasurer.setPosition(paragraphStart);
 589
 590                 // Get lines until the entire paragraph has been displayed.
 591         int next, limit, charat, position = 0;
 592         int drawPosY = y;
 593         while ((position = lineMeasurer.getPosition()) < paragraphEnd) {
 594
 595             // Find possible line break and set it as a limit to the next layout
 596             next = lineMeasurer.nextOffset(cellWidth);
 597             limit = next;
 598             charat = text.indexOf(System.getProperty("line.separator"),position+1); //$NON-NLS-1$
 599             if(charat < next && charat != -1){
 600                limit = charat;
 601             }
 602
 603             // Retrieve next layout. A cleverer program would also cache
 604             // these layouts until the component is re-sized.
 605             TextLayout layout = lineMeasurer.nextLayout(cellWidth, limit, false);
 606
 607                 // Compute pen x position. If the paragraph is right-to-left we
 608                 // will align the TextLayouts to the right edge of the panel.
 609                 // Note: this won't occur for the English text in this sample.
 610                 // Note: drawPosX is always where the LEFT of the text is placed.
 611                 float drawPosX = 0;
 612                 switch (alignment) {
 613                         case LEFT:
 614                                 drawPosX = layout.isLeftToRight() ? 0 : cellWidth - layout.getAdvance();
 615                                 break;
 616                         case CENTER:
 617                                 drawPosX = (cellWidth - layout.getAdvance()) / 2;
 618                                 break;
 619                         case RIGHT:
 620                                 drawPosX = layout.isLeftToRight() ? cellWidth - layout.getAdvance() : 0;
 621                                 break;
 622                 }
 623
 624                 drawPosX += x;
 625
 626                 // If text has been forced to vertical, align it to center
 627 //              if(breakWidth < textAreaWidth) {
 628 //                      float centerCorrection = layout.isLeftToRight() ?
 629 //                                      (float) (layout.getAdvance() / 2) :
 630 //                                              -1 * (float) (layout.getAdvance() / 2);
 631 //                      drawPosX = textAreaWidth / 2 - centerCorrection;
 632 //              }
 633
 634                 // Stop drawing if the text won't fit
 635 //              if (breakHeight < drawPosY + layout.getDescent() + layout.getLeading()) {
 636 //                  break;
 637 //              }
 638
 639 //              drawPosY += layout.getAscent();
 640
 641                 // Add TextLayout at (drawPosX, drawPosY).
 642                 result.add(new PositionedText(drawPosX, drawPosY, layout));
 643
 644                 // Move y-coordinate in preparation for next layout.
 645                 //drawPosY += layout.getDescent() + layout.getLeading();
 646                 drawPosY += layout.getDescent() + layout.getLeading() + layout.getAscent();
 647 //              drawPosY += getLineHeight();
 648             }
 649         return result;
 650         }
 651
 652         class PositionedText {
 653         float drawPosX;
 654         float drawPosY;
 655         TextLayout layout;
 656
 657         public PositionedText(float drawPosX, float drawPosY, TextLayout layout) {
 658             this.drawPosX = drawPosX;
 659             this.drawPosY = drawPosY;
 660             this.layout = layout;
 661         }
 662
 663         public void render(Graphics2D g) {
 664             layout.draw(g, drawPosX, drawPosY);
 665         }
 666     }
 667 }