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<h1><a href="http://developer.yahoo.com/yui/" title="Yahoo! UI Library">Yahoo! UI Library</a></h1>
<h3>anim <span class="subtitle">3.0.0</span></h3>
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<div class="highlight" ><pre><span class="c">/**</span>
<span class="c"> * Adds support for the <code>scroll</code> property in <code>to</code></span>
<span class="c"> * and <code>from</code> attributes.</span>
<span class="c"> * @module anim</span>
<span class="c"> * @submodule anim-scroll</span>
<span class="c"> */</span>
<span class="k">var</span> <span class="nx">NUM</span> <span class="o">=</span> <span class="nb">Number</span><span class="o">;</span>
<span class="c">//TODO: deprecate for scrollTop/Left properties?</span>
<span class="c"></span><span class="nx">Y</span><span class="o">.</span><span class="nx">Anim</span><span class="o">.</span><span class="nx">behaviors</span><span class="o">.</span><span class="nx">scroll</span> <span class="o">=</span> <span class="o">{</span>
<span class="nx">set</span><span class="o">:</span> <span class="k">function</span><span class="o">(</span><span class="nx">anim</span><span class="o">,</span> <span class="nx">att</span><span class="o">,</span> <span class="nx">from</span><span class="o">,</span> <span class="nx">to</span><span class="o">,</span> <span class="nx">elapsed</span><span class="o">,</span> <span class="nx">duration</span><span class="o">,</span> <span class="nx">fn</span><span class="o">)</span> <span class="o">{</span>
<span class="k">var</span>
<span class="nx">node</span> <span class="o">=</span> <span class="nx">anim</span><span class="o">.</span><span class="nx">_node</span><span class="o">,</span>
<span class="nx">val</span> <span class="o">=</span> <span class="o">([</span>
<span class="nx">fn</span><span class="o">(</span><span class="nx">elapsed</span><span class="o">,</span> <span class="nx">NUM</span><span class="o">(</span><span class="nx">from</span><span class="o">[</span><span class="m">0</span><span class="o">]),</span> <span class="nx">NUM</span><span class="o">(</span><span class="nx">to</span><span class="o">[</span><span class="m">0</span><span class="o">])</span> <span class="o">-</span> <span class="nx">NUM</span><span class="o">(</span><span class="nx">from</span><span class="o">[</span><span class="m">0</span><span class="o">]),</span> <span class="nx">duration</span><span class="o">),</span>
<span class="nx">fn</span><span class="o">(</span><span class="nx">elapsed</span><span class="o">,</span> <span class="nx">NUM</span><span class="o">(</span><span class="nx">from</span><span class="o">[</span><span class="m">1</span><span class="o">]),</span> <span class="nx">NUM</span><span class="o">(</span><span class="nx">to</span><span class="o">[</span><span class="m">1</span><span class="o">])</span> <span class="o">-</span> <span class="nx">NUM</span><span class="o">(</span><span class="nx">from</span><span class="o">[</span><span class="m">1</span><span class="o">]),</span> <span class="nx">duration</span><span class="o">)</span>
<span class="o">]);</span>
<span class="k">if</span> <span class="o">(</span><span class="nx">val</span><span class="o">[</span><span class="m">0</span><span class="o">])</span> <span class="o">{</span>
<span class="nx">node</span><span class="o">.</span><span class="nx">set</span><span class="o">(</span><span class="s1">'scrollLeft'</span><span class="o">,</span> <span class="nx">val</span><span class="o">[</span><span class="m">0</span><span class="o">]);</span>
<span class="o">}</span>
<span class="k">if</span> <span class="o">(</span><span class="nx">val</span><span class="o">[</span><span class="m">1</span><span class="o">])</span> <span class="o">{</span>
<span class="nx">node</span><span class="o">.</span><span class="nx">set</span><span class="o">(</span><span class="s1">'scrollTop'</span><span class="o">,</span> <span class="nx">val</span><span class="o">[</span><span class="m">1</span><span class="o">]);</span>
<span class="o">}</span>
<span class="o">},</span>
<span class="nx">get</span><span class="o">:</span> <span class="k">function</span><span class="o">(</span><span class="nx">anim</span><span class="o">)</span> <span class="o">{</span>
<span class="k">var</span> <span class="nx">node</span> <span class="o">=</span> <span class="nx">anim</span><span class="o">.</span><span class="nx">_node</span><span class="o">;</span>
<span class="k">return</span> <span class="o">[</span><span class="nx">node</span><span class="o">.</span><span class="nx">get</span><span class="o">(</span><span class="s1">'scrollLeft'</span><span class="o">),</span> <span class="nx">node</span><span class="o">.</span><span class="nx">get</span><span class="o">(</span><span class="s1">'scrollTop'</span><span class="o">)];</span>
<span class="o">}</span>
<span class="o">};</span>
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