- switch(boundary)
- {
- case Dali::Accessibility::TextBoundary::CHARACTER:
- {
- if(offset < textSize)
- {
- range.content = text[offset];
- range.startOffset = offset;
- range.endOffset = offset + 1;
- }
- break;
- }
- case Dali::Accessibility::TextBoundary::WORD:
- case Dali::Accessibility::TextBoundary::LINE:
- {
- auto textString = text.c_str();
- auto breaks = std::vector<char>(textSize, 0);
-
- if(boundary == Dali::Accessibility::TextBoundary::WORD)
- {
- Accessibility::Accessible::FindWordSeparationsUtf8(reinterpret_cast<const utf8_t*>(textString), textSize, "", breaks.data());
- }
- else
- {
- Accessibility::Accessible::FindLineSeparationsUtf8(reinterpret_cast<const utf8_t*>(textString), textSize, "", breaks.data());
- }
-
- auto index = 0u;
- auto counter = 0u;
- while(index < textSize && counter <= offset)
- {
- auto start = index;
- if(breaks[index])
- {
- while(breaks[index])
- {
- index++;
- }
- counter++;
- }
- else
- {
- if(boundary == Dali::Accessibility::TextBoundary::WORD)
- {
- index++;
- }
- if(boundary == Dali::Accessibility::TextBoundary::LINE)
- {
- counter++;
- }
- }
-
- if((counter > 0) && ((counter - 1) == offset))
- {
- range.content = text.substr(start, index - start + 1);
- range.startOffset = start;
- range.endOffset = index + 1;
- }
-
- if(boundary == Dali::Accessibility::TextBoundary::LINE)
- {
- index++;
- }
- }
- break;
- }
- case Dali::Accessibility::TextBoundary::SENTENCE:
- {
- /* not supported by default */
- break;
- }
- case Dali::Accessibility::TextBoundary::PARAGRAPH:
- {
- /* Paragraph is not supported by libunibreak library */
- break;
- }
- default:
- break;
- }
-
- return range;
-}
-
-Dali::Accessibility::Range TextLabel::AccessibleImpl::GetRangeOfSelection(size_t selectionIndex)
-{
- // Since DALi supports only one selection indexes higher than 0 are ignored
- if(selectionIndex > 0)
- {
- return {};
- }
-
- auto self = Toolkit::TextLabel::DownCast(Self());
- auto controller = Dali::Toolkit::GetImpl(self).GetTextController();
- std::string value{};
- controller->RetrieveSelection(value);
- auto indices = controller->GetSelectionIndexes();
-
- return {static_cast<size_t>(indices.first), static_cast<size_t>(indices.second), value};