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Diffstat (limited to 'indra/llui/lltextbase.cpp')
-rw-r--r--indra/llui/lltextbase.cpp21
1 files changed, 13 insertions, 8 deletions
diff --git a/indra/llui/lltextbase.cpp b/indra/llui/lltextbase.cpp
index 7447a984ac..17aecaf32f 100644
--- a/indra/llui/lltextbase.cpp
+++ b/indra/llui/lltextbase.cpp
@@ -346,7 +346,8 @@ void LLTextBase::drawSelectionBackground()
S32 segment_line_start = segmentp->getStart() + segment_offset;
S32 segment_line_end = llmin(segmentp->getEnd(), line_iter->mDocIndexEnd);
- S32 segment_width, segment_height;
+ S32 segment_width = 0;
+ S32 segment_height = 0;
// if selection after beginning of segment
if(selection_left >= segment_line_start)
@@ -433,7 +434,8 @@ void LLTextBase::drawCursor()
if (LL_KIM_OVERWRITE == gKeyboard->getInsertMode() && !hasSelection())
{
- S32 segment_width, segment_height;
+ S32 segment_width = 0;
+ S32 segment_height = 0;
segmentp->getDimensions(mCursorPos - segmentp->getStart(), 1, segment_width, segment_height);
S32 width = llmax(CURSOR_THICKNESS, segment_width);
cursor_rect.mRight = cursor_rect.mLeft + width;
@@ -2443,10 +2445,12 @@ void LLNormalTextSegment::setToolTip(const std::string& tooltip)
bool LLNormalTextSegment::getDimensions(S32 first_char, S32 num_chars, S32& width, S32& height) const
{
- height = mFontHeight;
+ height = 0;
+ width = 0;
bool force_newline = false;
if (num_chars > 0)
{
+ height = mFontHeight;
LLWString text = mEditor.getWText();
// if last character is a newline, then return true, forcing line break
llwchar last_char = text[mStart + first_char + num_chars - 1];
@@ -2461,10 +2465,6 @@ bool LLNormalTextSegment::getDimensions(S32 first_char, S32 num_chars, S32& widt
width = mStyle->getFont()->getWidth(text.c_str(), mStart + first_char, num_chars);
}
}
- else
- {
- width = 0;
- }
LLUIImagePtr image = mStyle->getImage();
if( image.notNull())
@@ -2509,10 +2509,15 @@ S32 LLNormalTextSegment::getNumChars(S32 num_pixels, S32 segment_offset, S32 lin
// set max characters to length of segment, or to first newline
max_chars = llmin(max_chars, last_char - (mStart + segment_offset));
+ // if no character yet displayed on this line, don't require word wrapping since
+ // we can just move to the next line, otherwise insist on it so we make forward progress
+ LLFontGL::EWordWrapStyle word_wrap_style = (line_offset == 0)
+ ? LLFontGL::WORD_BOUNDARY_IF_POSSIBLE
+ : LLFontGL::ONLY_WORD_BOUNDARIES;
S32 num_chars = mStyle->getFont()->maxDrawableChars(text.c_str() + segment_offset + mStart,
(F32)num_pixels,
max_chars,
- TRUE);
+ word_wrap_style);
if (num_chars == 0
&& line_offset == 0