From 2703125698914e1f2f440b94ac03902f218ebc38 Mon Sep 17 00:00:00 2001 From: Richard Linden Date: Fri, 28 May 2010 16:55:12 -0700 Subject: Backed out changeset: 13b29333f1db --- indra/llui/lltextbase.cpp | 11 ----------- 1 file changed, 11 deletions(-) (limited to 'indra/llui/lltextbase.cpp') diff --git a/indra/llui/lltextbase.cpp b/indra/llui/lltextbase.cpp index d7bbb8a56e..851fb966ec 100644 --- a/indra/llui/lltextbase.cpp +++ b/indra/llui/lltextbase.cpp @@ -957,18 +957,7 @@ void LLTextBase::reshape(S32 width, S32 height, BOOL called_from_parent) { if (width != getRect().getWidth() || height != getRect().getHeight()) { - //EXT-4288 - //to keep consistance scrolling behaviour - //when scrolling from top and from bottom... - bool is_scrolled_to_end = (mScroller!=NULL) && scrolledToEnd(); - LLUICtrl::reshape( width, height, called_from_parent ); - - if (is_scrolled_to_end) - { - deselect(); - endOfDoc(); - } // do this first after reshape, because other things depend on // up-to-date mVisibleTextRect -- cgit v1.2.3 From 2646eb816677ccda533396235c2270989424d618 Mon Sep 17 00:00:00 2001 From: Richard Linden Date: Sat, 29 May 2010 13:31:37 -0700 Subject: EXT-7557 - About Second Life > Credits does not open with scrollbar all the way at the top also made floaters not update title label every time they are resized --- indra/llui/lltextbase.cpp | 127 ++++++++++++++++++++++++++++++---------------- 1 file changed, 83 insertions(+), 44 deletions(-) (limited to 'indra/llui/lltextbase.cpp') diff --git a/indra/llui/lltextbase.cpp b/indra/llui/lltextbase.cpp index 0e542ad05c..616033f77f 100644 --- a/indra/llui/lltextbase.cpp +++ b/indra/llui/lltextbase.cpp @@ -962,8 +962,20 @@ void LLTextBase::reshape(S32 width, S32 height, BOOL called_from_parent) { if (width != getRect().getWidth() || height != getRect().getHeight()) { + bool scrolled_to_bottom = mScroller ? mScroller->isAtBottom() : false; + LLUICtrl::reshape( width, height, called_from_parent ); - + + if (mScroller && scrolled_to_bottom && mTrackEnd) + { + // keep bottom of text buffer visible + // do this here as well as in reflow to handle case + // where shrinking from top, which causes buffer to temporarily + // not be scrolled to the bottom, since the scroll index + // specified the _top_ of the visible document region + mScroller->goToBottom(); + } + // do this first after reshape, because other things depend on // up-to-date mVisibleTextRect updateRects(); @@ -1105,6 +1117,34 @@ void LLTextBase::reflow() updateSegments(); + if (mReflowIndex == S32_MAX) + { + return; + } + + bool scrolled_to_bottom = mScroller ? mScroller->isAtBottom() : false; + + LLRect cursor_rect = getLocalRectFromDocIndex(mCursorPos); + bool follow_selection = getLocalRect().overlaps(cursor_rect); // cursor is (potentially) visible + + // store in top-left relative coordinates to avoid issues with horizontal scrollbar appearing and disappearing + cursor_rect.mTop = mVisibleTextRect.mTop - cursor_rect.mTop; + cursor_rect.mBottom = mVisibleTextRect.mTop - cursor_rect.mBottom; + + S32 first_line = getFirstVisibleLine(); + + // if scroll anchor not on first line, update it to first character of first line + if (!mLineInfoList.empty() + && (mScrollIndex < mLineInfoList[first_line].mDocIndexStart + || mScrollIndex >= mLineInfoList[first_line].mDocIndexEnd)) + { + mScrollIndex = mLineInfoList[first_line].mDocIndexStart; + } + LLRect first_char_rect = getLocalRectFromDocIndex(mScrollIndex); + // store in top-left relative coordinates to avoid issues with horizontal scrollbar appearing and disappearing + first_char_rect.mTop = mVisibleTextRect.mTop - first_char_rect.mTop; + first_char_rect.mBottom = mVisibleTextRect.mTop - first_char_rect.mBottom; + S32 reflow_count = 0; while(mReflowIndex < S32_MAX) { @@ -1118,6 +1158,7 @@ void LLTextBase::reflow() lldebugs << "Breaking out of reflow due to possible infinite loop in " << getName() << llendl; break; } + S32 start_index = mReflowIndex; mReflowIndex = S32_MAX; @@ -1125,25 +1166,6 @@ void LLTextBase::reflow() // to force inlined widgets with follows set to shrink mDocumentView->reshape(mVisibleTextRect.getWidth(), mDocumentView->getRect().getHeight()); - bool scrolled_to_bottom = mScroller ? mScroller->isAtBottom() : false; - - LLRect old_cursor_rect = getLocalRectFromDocIndex(mCursorPos); - bool follow_selection = mVisibleTextRect.overlaps(old_cursor_rect); // cursor is visible - old_cursor_rect.translate(-mVisibleTextRect.mLeft, -mVisibleTextRect.mBottom); - - S32 first_line = getFirstVisibleLine(); - - // if scroll anchor not on first line, update it to first character of first line - if (!mLineInfoList.empty() - && (mScrollIndex < mLineInfoList[first_line].mDocIndexStart - || mScrollIndex >= mLineInfoList[first_line].mDocIndexEnd)) - { - mScrollIndex = mLineInfoList[first_line].mDocIndexStart; - } - LLRect first_char_rect = getLocalRectFromDocIndex(mScrollIndex); - // subtract off effect of horizontal scrollbar from local position of first char - first_char_rect.translate(-mVisibleTextRect.mLeft, -mVisibleTextRect.mBottom); - S32 cur_top = 0; segment_set_t::iterator seg_iter = mSegments.begin(); @@ -1264,32 +1286,42 @@ void LLTextBase::reflow() segmentp->updateLayout(*this); } + } - // apply scroll constraints after reflowing text - if (!hasMouseCapture() && mScroller) + // apply scroll constraints after reflowing text + if (!hasMouseCapture() && mScroller) + { + if (scrolled_to_bottom && mTrackEnd) { - if (scrolled_to_bottom && mTrackEnd) - { - // keep bottom of text buffer visible - endOfDoc(); - } - else if (hasSelection() && follow_selection) - { - // keep cursor in same vertical position on screen when selecting text - LLRect new_cursor_rect_doc = getDocRectFromDocIndex(mCursorPos); - mScroller->scrollToShowRect(new_cursor_rect_doc, old_cursor_rect); - } - else - { - // keep first line of text visible - LLRect new_first_char_rect = getDocRectFromDocIndex(mScrollIndex); - mScroller->scrollToShowRect(new_first_char_rect, first_char_rect); - } + // keep bottom of text buffer visible + endOfDoc(); } + else if (hasSelection() && follow_selection) + { + // keep cursor in same vertical position on screen when selecting text + LLRect new_cursor_rect_doc = getDocRectFromDocIndex(mCursorPos); + LLRect old_cursor_rect = cursor_rect; + old_cursor_rect.mTop = mVisibleTextRect.mTop - cursor_rect.mTop; + old_cursor_rect.mBottom = mVisibleTextRect.mTop - cursor_rect.mBottom; - // reset desired x cursor position - updateCursorXPos(); + mScroller->scrollToShowRect(new_cursor_rect_doc, old_cursor_rect); + } + else + { + // keep first line of text visible + LLRect new_first_char_rect = getDocRectFromDocIndex(mScrollIndex); + + // pass in desired rect in the coordinate frame of the document viewport + LLRect old_first_char_rect = first_char_rect; + old_first_char_rect.mTop = mVisibleTextRect.mTop - first_char_rect.mTop; + old_first_char_rect.mBottom = mVisibleTextRect.mTop - first_char_rect.mBottom; + + mScroller->scrollToShowRect(new_first_char_rect, old_first_char_rect); + } } + + // reset desired x cursor position + updateCursorXPos(); } LLRect LLTextBase::getTextBoundingRect() @@ -1947,11 +1979,18 @@ LLRect LLTextBase::getDocRectFromDocIndex(S32 pos) const LLRect LLTextBase::getLocalRectFromDocIndex(S32 pos) const { + LLRect content_window_rect = mScroller ? mScroller->getContentWindowRect() : getLocalRect(); + if (mBorderVisible) + { + content_window_rect.stretch(-1); + } + LLRect local_rect; + if (mLineInfoList.empty()) { // return default height rect in upper left - local_rect = mVisibleTextRect; + local_rect = content_window_rect; local_rect.mBottom = local_rect.mTop - (S32)(mDefaultFont->getLineHeight()); return local_rect; } @@ -1962,8 +2001,8 @@ LLRect LLTextBase::getLocalRectFromDocIndex(S32 pos) const // compensate for scrolled, inset view of doc LLRect scrolled_view_rect = getVisibleDocumentRect(); local_rect = doc_rect; - local_rect.translate(mVisibleTextRect.mLeft - scrolled_view_rect.mLeft, - mVisibleTextRect.mBottom - scrolled_view_rect.mBottom); + local_rect.translate(content_window_rect.mLeft - scrolled_view_rect.mLeft, + content_window_rect.mBottom - scrolled_view_rect.mBottom); return local_rect; } -- cgit v1.2.3 From 9e7cf5c1bc9174d65c2541f54a3a70a2864519b7 Mon Sep 17 00:00:00 2001 From: Richard Linden Date: Wed, 2 Jun 2010 13:33:15 -0700 Subject: eliminated several warnings on startup --- indra/llui/lltextbase.cpp | 8 +++----- 1 file changed, 3 insertions(+), 5 deletions(-) (limited to 'indra/llui/lltextbase.cpp') diff --git a/indra/llui/lltextbase.cpp b/indra/llui/lltextbase.cpp index 616033f77f..71c7811757 100644 --- a/indra/llui/lltextbase.cpp +++ b/indra/llui/lltextbase.cpp @@ -1704,13 +1704,11 @@ void LLTextBase::appendAndHighlightText(const std::string &new_text, bool prepen setCursorPos(old_length); - LLTextParser* highlight = LLTextParser::getInstance(); - - if (mParseHighlights && highlight) + if (mParseHighlights) { LLStyle::Params highlight_params(style_params); - - LLSD pieces = highlight->parsePartialLineHighlights(new_text, highlight_params.color(), (LLTextParser::EHighlightPosition)highlight_part); +. + LLSD pieces = LLTextParser::instance().parsePartialLineHighlights(new_text, highlight_params.color(), (LLTextParser::EHighlightPosition)highlight_part); for (S32 i = 0; i < pieces.size(); i++) { LLSD color_llsd = pieces[i]["color"]; -- cgit v1.2.3 From 6df66c35b38371ffaa20094dc2be140574e989c8 Mon Sep 17 00:00:00 2001 From: Richard Linden Date: Wed, 2 Jun 2010 14:43:45 -0700 Subject: fixed compile error --- indra/llui/lltextbase.cpp | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) (limited to 'indra/llui/lltextbase.cpp') diff --git a/indra/llui/lltextbase.cpp b/indra/llui/lltextbase.cpp index 71c7811757..f0a8f70ae5 100644 --- a/indra/llui/lltextbase.cpp +++ b/indra/llui/lltextbase.cpp @@ -1707,7 +1707,7 @@ void LLTextBase::appendAndHighlightText(const std::string &new_text, bool prepen if (mParseHighlights) { LLStyle::Params highlight_params(style_params); -. + LLSD pieces = LLTextParser::instance().parsePartialLineHighlights(new_text, highlight_params.color(), (LLTextParser::EHighlightPosition)highlight_part); for (S32 i = 0; i < pieces.size(); i++) { -- cgit v1.2.3 From 5c263cdc64507cfa1f0f88712b45332894aab09e Mon Sep 17 00:00:00 2001 From: Yuri Chebotarev Date: Thu, 3 Jun 2010 10:38:03 +0300 Subject: EXT-6333 FIX introduce new segments - LLLineBreakSegment and LLImageSegment reviewed by Richard Nelson at https://codereview.productengine.com/secondlife/r/241/ --HG-- branch : product-engine --- indra/llui/lltextbase.cpp | 282 ++++++++++++++++++++++++++++++---------------- 1 file changed, 183 insertions(+), 99 deletions(-) (limited to 'indra/llui/lltextbase.cpp') diff --git a/indra/llui/lltextbase.cpp b/indra/llui/lltextbase.cpp index 78a6ab1eaa..ab9cd11769 100644 --- a/indra/llui/lltextbase.cpp +++ b/indra/llui/lltextbase.cpp @@ -1562,7 +1562,7 @@ std::string LLTextBase::getText() const return getViewModel()->getValue().asString(); } -void LLTextBase::appendText(const std::string &new_text, bool prepend_newline, const LLStyle::Params& input_params) +void LLTextBase::appendTextImpl(const std::string &new_text, const LLStyle::Params& input_params) { LLStyle::Params style_params(input_params); style_params.fillFrom(getDefaultStyleParams()); @@ -1598,8 +1598,7 @@ void LLTextBase::appendText(const std::string &new_text, bool prepend_newline, c part = (S32)LLTextParser::MIDDLE; } std::string subtext=text.substr(0,start); - appendAndHighlightText(subtext, prepend_newline, part, style_params); - prepend_newline = false; + appendAndHighlightTextImpl(subtext, part, style_params); } // output an optional icon before the Url @@ -1613,19 +1612,18 @@ void LLTextBase::appendText(const std::string &new_text, bool prepend_newline, c // Text will be replaced during rendering with the icon, // but string cannot be empty or the segment won't be // added (or drawn). - appendAndHighlightText(" ", prepend_newline, part, icon); - prepend_newline = false; + appendImageSegment(part, icon); } } // output the styled Url (unless we've been asked to suppress hyperlinking) if (match.isLinkDisabled()) { - appendAndHighlightText(match.getLabel(), prepend_newline, part, style_params); + appendAndHighlightTextImpl(match.getLabel(), part, style_params); } else { - appendAndHighlightText(match.getLabel(), prepend_newline, part, link_params); + appendAndHighlightTextImpl(match.getLabel(), part, link_params); // set the tooltip for the Url label if (! match.getTooltip().empty()) @@ -1638,8 +1636,6 @@ void LLTextBase::appendText(const std::string &new_text, bool prepend_newline, c } } } - prepend_newline = false; - // move on to the rest of the text after the Url if (end < (S32)text.length()) { @@ -1652,13 +1648,41 @@ void LLTextBase::appendText(const std::string &new_text, bool prepend_newline, c break; } } - if (part != (S32)LLTextParser::WHOLE) part=(S32)LLTextParser::END; - if (end < (S32)text.length()) appendAndHighlightText(text, prepend_newline, part, style_params); + if (part != (S32)LLTextParser::WHOLE) + part=(S32)LLTextParser::END; + if (end < (S32)text.length()) + appendAndHighlightTextImpl(text, part, style_params); } else { - appendAndHighlightText(new_text, prepend_newline, part, style_params); + appendAndHighlightTextImpl(new_text, part, style_params); + } +} + +void LLTextBase::appendText(const std::string &new_text, bool prepend_newline, const LLStyle::Params& input_params) +{ + if (new_text.empty()) + return; + + if(prepend_newline) + appendLineBreakSegment(input_params); + std::string::size_type start = 0; + std::string::size_type pos = new_text.find("\n",start); + + while(pos!=-1) + { + if(pos!=start) + { + std::string str = std::string(new_text,start,pos-start); + appendTextImpl(str,input_params); + } + appendLineBreakSegment(input_params); + start = pos+1; + pos = new_text.find("\n",start); } + + std::string str = std::string(new_text,start,new_text.length()-start); + appendTextImpl(str,input_params); } void LLTextBase::needsReflow(S32 index) @@ -1667,10 +1691,28 @@ void LLTextBase::needsReflow(S32 index) mReflowIndex = llmin(mReflowIndex, index); } -void LLTextBase::appendAndHighlightText(const std::string &new_text, bool prepend_newline, S32 highlight_part, const LLStyle::Params& style_params) +void LLTextBase::appendLineBreakSegment(const LLStyle::Params& style_params) { - if (new_text.empty()) return; + segment_vec_t segments; + LLStyleConstSP sp(new LLStyle(style_params)); + segments.push_back(new LLLineBreakTextSegment(sp, getLength())); + insertStringNoUndo(getLength(), utf8str_to_wstring("\n"), &segments); +} + +void LLTextBase::appendImageSegment(S32 highlight_part, const LLStyle::Params& style_params) +{ + segment_vec_t segments; + LLStyleConstSP sp(new LLStyle(style_params)); + segments.push_back(new LLImageTextSegment(sp, getLength(),*this)); + + insertStringNoUndo(getLength(), utf8str_to_wstring(" "), &segments); +} + + + +void LLTextBase::appendAndHighlightTextImpl(const std::string &new_text, S32 highlight_part, const LLStyle::Params& style_params) +{ // Save old state S32 selection_start = mSelectionStart; S32 selection_end = mSelectionEnd; @@ -1698,14 +1740,8 @@ void LLTextBase::appendAndHighlightText(const std::string &new_text, bool prepen highlight_params.color = lcolor; LLWString wide_text; - if (prepend_newline && (i == 0 || pieces.size() <= 1 )) - { - wide_text = utf8str_to_wstring(std::string("\n") + pieces[i]["text"].asString()); - } - else - { - wide_text = utf8str_to_wstring(pieces[i]["text"].asString()); - } + wide_text = utf8str_to_wstring(pieces[i]["text"].asString()); + S32 cur_length = getLength(); LLStyleConstSP sp(new LLStyle(highlight_params)); LLTextSegmentPtr segmentp = new LLNormalTextSegment(sp, cur_length, cur_length + wide_text.size(), *this); @@ -1717,17 +1753,7 @@ void LLTextBase::appendAndHighlightText(const std::string &new_text, bool prepen else { LLWString wide_text; - - // Add carriage return if not first line - if (getLength() != 0 - && prepend_newline) - { - wide_text = utf8str_to_wstring(std::string("\n") + new_text); - } - else - { - wide_text = utf8str_to_wstring(new_text); - } + wide_text = utf8str_to_wstring(new_text); segment_vec_t segments; S32 segment_start = old_length; @@ -1755,11 +1781,32 @@ void LLTextBase::appendAndHighlightText(const std::string &new_text, bool prepen { setCursorPos(cursor_pos); } +} + +void LLTextBase::appendAndHighlightText(const std::string &new_text, bool prepend_newline, S32 highlight_part, const LLStyle::Params& style_params) +{ + if (new_text.empty()) return; + + if(prepend_newline) + appendLineBreakSegment(style_params); + + std::string::size_type start = 0; + std::string::size_type pos = new_text.find("\n",start); + + while(pos!=-1) + { + if(pos!=start) + { + std::string str = std::string(new_text,start,pos-start); + appendAndHighlightTextImpl(str,highlight_part, style_params); + } + appendLineBreakSegment(style_params); + start = pos+1; + pos = new_text.find("\n",start); + } - //if( !allow_undo ) - //{ - // blockUndo(); - //} + std::string str = std::string(new_text,start,new_text.length()-start); + appendAndHighlightTextImpl(str,highlight_part, style_params); } @@ -1852,14 +1899,19 @@ S32 LLTextBase::getDocIndexFromLocalCoord( S32 local_x, S32 local_y, BOOL round, S32 text_width, text_height; bool newline = segmentp->getDimensions(line_seg_offset, segment_line_length, text_width, text_height); + if(newline) + { + pos = segment_line_start + segmentp->getOffset(local_x - start_x, line_seg_offset, segment_line_length, round); + break; + } + // if we've reached a line of text *below* the mouse cursor, doc index is first character on that line if (hit_past_end_of_line && local_y - mVisibleTextRect.mBottom + visible_region.mBottom > line_iter->mRect.mTop) { pos = segment_line_start; break; } - if (local_x < start_x + text_width // cursor to left of right edge of text - || newline) // or this line ends with a newline, set doc pos to newline char + if (local_x < start_x + text_width) // cursor to left of right edge of text { // Figure out which character we're nearest to. S32 offset; @@ -1883,13 +1935,13 @@ S32 LLTextBase::getDocIndexFromLocalCoord( S32 local_x, S32 local_y, BOOL round, pos = segment_line_start + offset; break; } - else if (hit_past_end_of_line && segmentp->getEnd() >= line_iter->mDocIndexEnd - 1) + else if (hit_past_end_of_line && segmentp->getEnd() > line_iter->mDocIndexEnd - 1) { - // segment wraps to next line, so just set doc pos to start of next line (represented by mDocIndexEnd) - pos = llmin(getLength(), line_iter->mDocIndexEnd); + // segment wraps to next line, so just set doc pos to the end of the line + // segment wraps to next line, so just set doc pos to start of next line (represented by mDocIndexEnd) + pos = llmin(getLength(), line_iter->mDocIndexEnd); break; } - start_x += text_width; } @@ -2346,25 +2398,6 @@ F32 LLNormalTextSegment::draw(S32 start, S32 end, S32 selection_start, S32 selec { if( end - start > 0 ) { - if ( mStyle->isImage() && (start >= 0) && (end <= mEnd - mStart)) - { - // ...for images, only render the image, not the underlying text, - // which is only a placeholder space - LLColor4 color = LLColor4::white % mEditor.getDrawContext().mAlpha; - LLUIImagePtr image = mStyle->getImage(); - S32 style_image_height = image->getHeight(); - S32 style_image_width = image->getWidth(); - // Text is drawn from the top of the draw_rect downward - S32 text_center = draw_rect.mTop - (mFontHeight / 2); - // Align image to center of text - S32 image_bottom = text_center - (style_image_height / 2); - image->draw(draw_rect.mLeft, image_bottom, - style_image_width, style_image_height, color); - - const S32 IMAGE_HPAD = 3; - return draw_rect.mLeft + style_image_width + IMAGE_HPAD; - } - return drawClippedSegment( getStart() + start, getStart() + end, selection_start, selection_end, draw_rect); } return draw_rect.mLeft; @@ -2377,11 +2410,6 @@ F32 LLNormalTextSegment::drawClippedSegment(S32 seg_start, S32 seg_end, S32 sele const LLWString &text = mEditor.getWText(); - if ( text[seg_end-1] == '\n' ) - { - --seg_end; - } - F32 right_x = rect.mLeft; if (!mStyle->isVisible()) { @@ -2540,33 +2568,14 @@ bool LLNormalTextSegment::getDimensions(S32 first_char, S32 num_chars, S32& widt { height = 0; width = 0; - bool force_newline = false; if (num_chars > 0) { height = mFontHeight; const 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]; - if (last_char == '\n') - { - force_newline = true; - // don't count newline in font width - width = mStyle->getFont()->getWidth(text.c_str(), mStart + first_char, num_chars - 1); - } - else - { - width = mStyle->getFont()->getWidth(text.c_str(), mStart + first_char, num_chars); - } - } - - LLUIImagePtr image = mStyle->getImage(); - if( image.notNull()) - { - width += image->getWidth(); - height = llmax(height, image->getHeight()); + width = mStyle->getFont()->getWidth(text.c_str(), mStart + first_char, num_chars); } - - return force_newline; + return false; } S32 LLNormalTextSegment::getOffset(S32 segment_local_x_coord, S32 start_offset, S32 num_chars, bool round) const @@ -2589,15 +2598,7 @@ S32 LLNormalTextSegment::getNumChars(S32 num_pixels, S32 segment_offset, S32 lin num_pixels = llmax(0, num_pixels - image->getWidth()); } - // search for newline and if found, truncate there - S32 last_char = mStart + segment_offset; - for (; last_char != mEnd; ++last_char) - { - if (text[last_char] == '\n') - { - break; - } - } + S32 last_char = mEnd; // set max characters to length of segment, or to first newline max_chars = llmin(max_chars, last_char - (mStart + segment_offset)); @@ -2625,8 +2626,7 @@ S32 LLNormalTextSegment::getNumChars(S32 num_pixels, S32 segment_offset, S32 lin S32 last_char_in_run = mStart + segment_offset + num_chars; // check length first to avoid indexing off end of string if (last_char_in_run < mEnd - && (last_char_in_run >= mEditor.getLength() - || text[last_char_in_run] == '\n')) + && (last_char_in_run >= mEditor.getLength() )) { num_chars++; } @@ -2721,3 +2721,87 @@ void LLInlineViewSegment::linkToDocument(LLTextBase* editor) { editor->addDocumentChild(mView); } + +LLLineBreakTextSegment::LLLineBreakTextSegment(LLStyleConstSP style,S32 pos):LLTextSegment(pos,pos+1) +{ + mFontHeight = llceil(style->getFont()->getLineHeight()); +} +LLLineBreakTextSegment::~LLLineBreakTextSegment() +{ +} +bool LLLineBreakTextSegment::getDimensions(S32 first_char, S32 num_chars, S32& width, S32& height) const +{ + width = 0; + height = mFontHeight; + + return true; +} +S32 LLLineBreakTextSegment::getNumChars(S32 num_pixels, S32 segment_offset, S32 line_offset, S32 max_chars) const +{ + return 1; +} +F32 LLLineBreakTextSegment::draw(S32 start, S32 end, S32 selection_start, S32 selection_end, const LLRect& draw_rect) +{ + return draw_rect.mLeft; +} + +LLImageTextSegment::LLImageTextSegment(LLStyleConstSP style,S32 pos,class LLTextBase& editor) + :LLTextSegment(pos,pos+1) + ,mStyle( style ) + ,mEditor(editor) +{ +} + +LLImageTextSegment::~LLImageTextSegment() +{ +} + +static const S32 IMAGE_HPAD = 3; + +bool LLImageTextSegment::getDimensions(S32 first_char, S32 num_chars, S32& width, S32& height) const +{ + width = 0; + height = llceil(mStyle->getFont()->getLineHeight());; + + LLUIImagePtr image = mStyle->getImage(); + if( image.notNull()) + { + width += image->getWidth() + IMAGE_HPAD; + height = llmax(height, image->getHeight() + IMAGE_HPAD ); + } + return false; +} + +S32 LLImageTextSegment::getNumChars(S32 num_pixels, S32 segment_offset, S32 line_offset, S32 max_chars) const +{ + LLUIImagePtr image = mStyle->getImage(); + S32 image_width = image->getWidth(); + if(num_pixels>image_width + IMAGE_HPAD) + { + return 1; + } + + return 0; +} +F32 LLImageTextSegment::draw(S32 start, S32 end, S32 selection_start, S32 selection_end, const LLRect& draw_rect) +{ + if ( (start >= 0) && (end <= mEnd - mStart)) + { + LLColor4 color = LLColor4::white % mEditor.getDrawContext().mAlpha; + LLUIImagePtr image = mStyle->getImage(); + S32 style_image_height = image->getHeight(); + S32 style_image_width = image->getWidth(); + // Text is drawn from the top of the draw_rect downward + + S32 text_center = draw_rect.mTop - (draw_rect.getHeight() / 2); + // Align image to center of draw rect + S32 image_bottom = text_center - (style_image_height / 2); + image->draw(draw_rect.mLeft, image_bottom, + style_image_width, style_image_height, color); + + const S32 IMAGE_HPAD = 3; + return draw_rect.mLeft + style_image_width + IMAGE_HPAD; + } + return 0.0; +} + -- cgit v1.2.3