Method getTextPositionOffset

src/eepp/ui/uicodeeditor.cpp:2571–2649

}

Vector2d UICodeEditor::getTextPositionOffset( const TextPosition& position,
											  std::optional<Float> lineHeight,
											  bool allowVisualLineEnd,
											  bool visualizeNewLine ) const {
	double lh = lineHeight ? *lineHeight : getLineHeight();
	if ( mDocView.isWrappedLine( position.line() ) ) {
		auto info = mDocView.getVisibleLineRange( position, allowVisualLineEnd );
		auto firstWrappedIndex = mDocView.toVisibleIndex( position.line() );
		Float offsetX =
			( info.visibleIndex != firstWrappedIndex ? mDocView.getLinePadding( position.line() )
													 : 0.f );
		double offsetY = mDocView.getLineYOffset( info.visibleIndex, lh );
		if ( !isMonospaceLine( position.line() ) ) {
			if ( !info.range.isValid() )
				return {};
			const auto& line = mDoc->line( position.line() ).getText();
			auto partialLine =
				line.view().substr( info.range.start().column(), info.range.end().column() );
			Float x =
				Text::findCharacterPos(
					position.column() - info.range.start().column(), mFont, getCharacterSize(),
					partialLine, mFontStyleConfig.Style, mTabWidth,
					mFontStyleConfig.OutlineThickness, mTabStops ? 0 : std::optional<Float>(),
					false, mDoc->line( position.line() ).getTextHints() | getWidgetTextDrawHints(),
					mTextDirection )
					.x;
			if ( visualizeNewLine && allowVisualLineEnd &&
				 position.column() == (Int64)mDoc->line( position.line() ).getText().size() - 1 )
				x += getGlyphWidth();
			return { x + offsetX, offsetY };
		}
		const String& line = mDoc->line( position.line() ).getText();
		Float glyphWidth = getGlyphWidth();
		Float x = 0;
		Int64 maxCol = eemin( position.column(), info.range.end().column() );
		for ( auto i = info.range.start().column(); i < maxCol; i++ ) {
			if ( line[i] == '\t' ) {
				x += Text::tabAdvance( glyphWidth, mTabWidth,
									   mTabStops ? x : std::optional<Float>{} );
			} else if ( visualizeNewLine || ( line[i] != '\n' && line[i] != '\r' ) ) {
				x += glyphWidth;
			}
		}
		if ( visualizeNewLine && allowVisualLineEnd &&
			 position.column() == (Int64)mDoc->line( position.line() ).getText().size() - 1 )
			x += glyphWidth;
		return { x + offsetX, offsetY };
	}

	double offsetY = mDocView.getLineYOffset( position.line(), lh );
	if ( !isMonospaceLine( position.line() ) ) {
		bool isLastChar =
			position.column() == (Int64)mDoc->line( position.line() ).getText().size();
		Float x =
			Text::findCharacterPos(
				isLastChar ? position.column() - 1 : position.column(), mFont, getCharacterSize(),
				mDoc->line( position.line() ).getText(), mFontStyleConfig.Style, mTabWidth,
				mFontStyleConfig.OutlineThickness, mTabStops ? 0 : std::optional<Float>(), false,