float</span> pos); </div><div class="line"><a name="l00068"></a><span class="lineno">   68</span>&#160;</div><div class="line"><a name="l00069"></a><span class="lineno">   69</span>&#160;<span class="keyword">protected</span>:</div><div class="line"><a name="l00070"></a><span class="lineno">   70</span>&#160;    <span class="keywordtype">float</span> getPosition (uint32_t milliseconds) <span class="keyword">override</span>;</div><div class="line"><a name="l00071"></a><span class="lineno">   71</span>&#160;<