private void _applyFontStyleForSelection(Font font) {
StyledDocument doc = mTextEditor.getStyledDocument();
MutableAttributeSet attrs = mTextEditor.getInputAttributes();
StyleConstants.setFontFamily(attrs, font.getFamily());
StyleConstants.setFontSize(attrs, font.getSize());
StyleConstants.setBold(attrs, ((font.getStyle() & Font.BOLD) != 0));
StyleConstants.setItalic(attrs, ((font.getStyle() & Font.ITALIC) != 0));
StyleConstants.setUnderline(attrs, ((font.getStyle() & Font.CENTER_BASELINE) != 0));
int start = mTextEditor.getSelectionStart();
int end = mTextEditor.getSelectionEnd();
doc.setCharacterAttributes(start, (end - start), attrs, false);
}
static {
StyleConstants.setForeground(PLAIN_ATTR, Color.black);
StyleConstants.setBold(PLAIN_ATTR, false);
StyleConstants.setFontFamily(PLAIN_ATTR, "Helvetica");
StyleConstants.setFontSize(PLAIN_ATTR, 14);
}