diff options
Diffstat (limited to 'indra/llui/lltextbase.cpp')
| -rwxr-xr-x | indra/llui/lltextbase.cpp | 31 |
1 files changed, 26 insertions, 5 deletions
diff --git a/indra/llui/lltextbase.cpp b/indra/llui/lltextbase.cpp index 71db0ac030..b57e858d9e 100755 --- a/indra/llui/lltextbase.cpp +++ b/indra/llui/lltextbase.cpp @@ -218,7 +218,8 @@ LLTextBase::LLTextBase(const LLTextBase::Params &p) mParseHighlights(p.parse_highlights), mBGVisible(p.bg_visible), mScroller(NULL), - mStyleDirty(true) + mStyleDirty(true), + mDrawRightmostCursor(false) { if(p.allow_scroll) { @@ -1504,6 +1505,11 @@ void LLTextBase::reflow() // find and erase line info structs starting at start_index and going to end of document if (!mLineInfoList.empty()) { + if (mDrawRightmostCursor) + { + start_index--; + } + // find first element whose end comes after start_index line_list_t::iterator iter = std::upper_bound(mLineInfoList.begin(), mLineInfoList.end(), start_index, line_end_compare()); line_start_index = iter->mDocIndexStart; @@ -1692,6 +1698,11 @@ S32 LLTextBase::getLineNumFromDocIndex( S32 doc_index, bool include_wordwrap) co } else { + if (mDrawRightmostCursor) + { + doc_index--; + } + line_list_t::const_iterator iter = std::upper_bound(mLineInfoList.begin(), mLineInfoList.end(), doc_index, line_end_compare()); if (include_wordwrap) { @@ -1720,6 +1731,11 @@ S32 LLTextBase::getLineOffsetFromDocIndex( S32 startpos, bool include_wordwrap) } else { + if (mDrawRightmostCursor) + { + startpos--; + } + line_list_t::const_iterator iter = std::upper_bound(mLineInfoList.begin(), mLineInfoList.end(), startpos, line_end_compare()); return startpos - iter->mDocIndexStart; } @@ -2381,7 +2397,7 @@ S32 LLTextBase::getDocIndexFromLocalCoord( S32 local_x, S32 local_y, BOOL round, // binary search for line that starts before local_y line_list_t::const_iterator line_iter = std::lower_bound(mLineInfoList.begin(), mLineInfoList.end(), doc_y, compare_bottom()); - if (line_iter == mLineInfoList.end()) + if (!mLineInfoList.size() || line_iter == mLineInfoList.end()) { return getLength(); // past the end } @@ -2440,7 +2456,7 @@ S32 LLTextBase::getDocIndexFromLocalCoord( S32 local_x, S32 local_y, BOOL round, } else if (hit_past_end_of_line && segmentp->getEnd() >= line_iter->mDocIndexEnd) { - if (getLineNumFromDocIndex(line_iter->mDocIndexEnd - 1) == line_iter->mLineNum) + if (getLineNumFromDocIndex(line_iter->mDocIndexEnd - 1) == line_iter->mLineNum && !mDrawRightmostCursor) { // if segment wraps to the next line we should step one char back // to compensate for the space char between words @@ -2473,8 +2489,13 @@ LLRect LLTextBase::getDocRectFromDocIndex(S32 pos) const // clamp pos to valid values pos = llclamp(pos, 0, mLineInfoList.back().mDocIndexEnd - 1); - // find line that contains cursor - line_list_t::const_iterator line_iter = std::upper_bound(mLineInfoList.begin(), mLineInfoList.end(), pos, line_end_compare()); + S32 corrected_pos = pos; + if (mDrawRightmostCursor && pos > 0) + { + corrected_pos--; + } + + line_list_t::const_iterator line_iter = std::upper_bound(mLineInfoList.begin(), mLineInfoList.end(), corrected_pos, line_end_compare()); doc_rect.mLeft = line_iter->mRect.mLeft; doc_rect.mBottom = line_iter->mRect.mBottom; |