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| 429 | |
| 430 | //-------------------------------------------------------------------------- |
| 431 | void GuiMessageVectorCtrl::createLineWrapping(LineWrapping& rWrapping, const char* string) |
| 432 | { |
| 433 | Vector<TempLineBreak> tempBreaks(__FILE__, __LINE__); |
| 434 | |
| 435 | U32 i; |
| 436 | U32 currStart = 0; |
| 437 | U32 length = dStrlen(string); |
| 438 | if (length != 0) { |
| 439 | for (i = 0; i < length; i++) { |
| 440 | if (string[i] == '\n') { |
| 441 | tempBreaks.increment(); |
| 442 | tempBreaks.last().start = currStart; |
| 443 | tempBreaks.last().end = i-1; |
| 444 | currStart = i+1; |
| 445 | } else if (i == length - 1) { |
| 446 | tempBreaks.increment(); |
| 447 | tempBreaks.last().start = currStart; |
| 448 | tempBreaks.last().end = i; |
| 449 | currStart = i+1; |
| 450 | } |
| 451 | } |
| 452 | } else { |
| 453 | tempBreaks.increment(); |
| 454 | tempBreaks.last().start = 0; |
| 455 | tempBreaks.last().end = -1; |
| 456 | } |
| 457 | |
| 458 | U32 splitWidth = getWidth(); |
| 459 | U32 currLine = 0; |
| 460 | while (currLine < tempBreaks.size()) { |
| 461 | TempLineBreak& rLine = tempBreaks[currLine]; |
| 462 | if (rLine.start >= rLine.end) { |
| 463 | if (currLine == 0) |
| 464 | splitWidth -= mLineContinuationIndent; |
| 465 | currLine++; |
| 466 | continue; |
| 467 | } |
| 468 | |
| 469 | // Ok, there's some actual text in this line. How long is it? |
| 470 | U32 baseLength = mProfile->mFont->getStrNWidthPrecise((const UTF8 *)&string[rLine.start], rLine.end-rLine.start+1); |
| 471 | if (baseLength > splitWidth) { |
| 472 | // DMMNOTE: Replace with bin search eventually |
| 473 | U32 currPos = 0; |
| 474 | U32 breakPos = 0; |
| 475 | for (currPos = 0; currPos < rLine.end-rLine.start+1; currPos++) { |
| 476 | U32 currLength = mProfile->mFont->getStrNWidthPrecise((const UTF8 *)&string[rLine.start], currPos+1); |
| 477 | if (currLength > splitWidth) |
| 478 | { |
| 479 | // Make sure that the currPos has advanced, then set the breakPoint. |
| 480 | breakPos = currPos != 0 ? currPos - 1 : 0; |
| 481 | break; |
| 482 | } |
| 483 | } |
| 484 | if (currPos == rLine.end-rLine.start+1) { |
| 485 | AssertFatal(false, "Error, if the line must be broken, the position must be before this point!"); |
| 486 | currLine++; |
| 487 | continue; |
| 488 | } |