void (int startOffset, int endOffset, boolean invalidateSize) { int textLength = myDocument.getTextLength(); if (startOffset > endOffset || startOffset >= textLength || endOffset < 0) { return; } int startLine = myDocument.getLineNumber(Math.max(0, startOffset)); int endLine = myDocument.getLineNumber(Math.min(textLength, endOffset)); myTextLayoutCache.invalidateLines(startLine, endLine); if (invalidateSize) { mySizeManager.invalidateRange(startOffset, endOffset); } }