caretWidth = getCaretWidth();
int caretWidth = getCaretWidth();
	public void calculate(int startLine, int lineCount) {		int caretWidth = 0;		int endLine = startLine + lineCount;					if (startLine < 0 || endLine > lineWidth.length) {			return;		}		caretWidth = getCaretWidth();		for (int i = startLine; i < endLine; i++) {			if (lineWidth[i] == -1) {				String line = content.getLine(i);				int lineOffset = content.getOffsetAtLine(i);				lineWidth[i] = contentWidth(line, lineOffset) + caretWidth;			}			if (lineWidth[i] > maxWidth) {				maxWidth = lineWidth[i];				maxWidthLineIndex = i;			}		}	}