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<!DOCTYPE html> <html> <head> <title>swipe.js</title> <meta http-equiv="content-type" content="text/html; charset=UTF-8"> <link rel="stylesheet" media="all" href="docco.css" /> </head> <body> <div id="container"> <div id="background"></div> <div id="jump_to"> Jump To … <div id="jump_wrapper"> <div id="jump_page"> <a class="source" href="jquerypp.html"> jquerypp.js </a> <a class="source" href="animate.html"> animate.js </a> <a class="source" href="compare.html"> compare.js </a> <a class="source" href="cookie.html"> cookie.js </a> <a class="source" href="dimensions.html"> dimensions.js </a> <a class="source" href="form_params.html"> form_params.js </a> <a class="source" href="range.html"> range.js </a> <a class="source" href="selection.html"> selection.js </a> <a class="source" href="styles.html"> styles.js </a> <a class="source" href="within.html"> within.js </a> <a class="source" href="default.html"> default.js </a> <a class="source" href="destroyed.html"> destroyed.js </a> <a class="source" href="drag.html"> drag.js </a> <a class="source" href="core.html"> core.js </a> <a class="source" href="limit.html"> limit.js </a> <a class="source" href="scroll.html"> scroll.js </a> <a class="source" href="step.html"> step.js </a> <a class="source" href="drop.html"> drop.js </a> <a class="source" href="fastfix.html"> fastfix.js </a> <a class="source" href="hover.html"> hover.js </a> <a class="source" href="key.html"> key.js </a> <a class="source" href="livehack.html"> livehack.js </a> <a class="source" href="pause.html"> pause.js </a> <a class="source" href="resize.html"> resize.js </a> <a class="source" href="reverse.html"> reverse.js </a> <a class="source" href="swipe.html"> swipe.js </a> <a class="source" href="json.html"> json.js </a> <a class="source" href="vector.html"> vector.js </a> </div> </div> </div> <table cellpadding="0" cellspacing="0"> <thead> <tr> <th class="docs"> <h1> swipe.js </h1> </th> <th class="code"> </th> </tr> </thead> <tbody> <tr id="section-1"> <td class="docs"> <div class="pilwrap"> <a class="pilcrow" href="#section-1">¶</a> </div> </td> <td class="code"> <div class="highlight"><pre><span class="p">(</span><span class="kd">function</span> <span class="p">(</span><span class="nx">$</span><span class="p">)</span> <span class="p">{</span>
<span class="kd">var</span> <span class="nx">isPhantom</span> <span class="o">=</span> <span class="sr">/Phantom/</span><span class="p">.</span><span class="nx">test</span><span class="p">(</span><span class="nx">navigator</span><span class="p">.</span><span class="nx">userAgent</span><span class="p">),</span>
<span class="nx">supportTouch</span> <span class="o">=</span> <span class="o">!</span><span class="nx">isPhantom</span> <span class="o">&&</span> <span class="s2">"ontouchend"</span> <span class="k">in</span> <span class="nb">document</span><span class="p">,</span>
<span class="nx">scrollEvent</span> <span class="o">=</span> <span class="s2">"touchmove scroll"</span><span class="p">,</span></pre></div> </td> </tr> <tr id="section-2"> <td class="docs"> <div class="pilwrap"> <a class="pilcrow" href="#section-2">¶</a> </div> <p>Use touch events or map it to mouse events</p> </td> <td class="code"> <div class="highlight"><pre> <span class="nx">touchStartEvent</span> <span class="o">=</span> <span class="nx">supportTouch</span> <span class="o">?</span> <span class="s2">"touchstart"</span> <span class="o">:</span> <span class="s2">"mousedown"</span><span class="p">,</span>
<span class="nx">touchStopEvent</span> <span class="o">=</span> <span class="nx">supportTouch</span> <span class="o">?</span> <span class="s2">"touchend"</span> <span class="o">:</span> <span class="s2">"mouseup"</span><span class="p">,</span>
<span class="nx">touchMoveEvent</span> <span class="o">=</span> <span class="nx">supportTouch</span> <span class="o">?</span> <span class="s2">"touchmove"</span> <span class="o">:</span> <span class="s2">"mousemove"</span><span class="p">,</span>
<span class="nx">data</span> <span class="o">=</span> <span class="kd">function</span> <span class="p">(</span><span class="nx">event</span><span class="p">)</span> <span class="p">{</span>
<span class="kd">var</span> <span class="nx">d</span> <span class="o">=</span> <span class="nx">event</span><span class="p">.</span><span class="nx">originalEvent</span><span class="p">.</span><span class="nx">touches</span> <span class="o">?</span> <span class="nx">event</span><span class="p">.</span><span class="nx">originalEvent</span><span class="p">.</span><span class="nx">touches</span><span class="p">[</span><span class="mi">0</span><span class="p">]</span> <span class="o">:</span> <span class="nx">event</span><span class="p">;</span>
<span class="k">return</span> <span class="p">{</span>
<span class="nx">time</span><span class="o">:</span> <span class="p">(</span><span class="k">new</span> <span class="nb">Date</span><span class="p">).</span><span class="nx">getTime</span><span class="p">(),</span>
<span class="nx">coords</span><span class="o">:</span> <span class="p">[</span><span class="nx">d</span><span class="p">.</span><span class="nx">pageX</span><span class="p">,</span> <span class="nx">d</span><span class="p">.</span><span class="nx">pageY</span><span class="p">],</span>
<span class="nx">origin</span><span class="o">:</span> <span class="nx">$</span><span class="p">(</span><span class="nx">event</span><span class="p">.</span><span class="nx">target</span><span class="p">)</span>
<span class="p">};</span>
<span class="p">};</span>
<span class="kd">var</span> <span class="nx">swipe</span> <span class="o">=</span> <span class="nx">$</span><span class="p">.</span><span class="nx">event</span><span class="p">.</span><span class="nx">swipe</span> <span class="o">=</span> <span class="p">{</span>
<span class="nx">delay</span><span class="o">:</span> <span class="mi">500</span><span class="p">,</span>
<span class="nx">max</span><span class="o">:</span> <span class="mi">320</span><span class="p">,</span>
<span class="nx">min</span><span class="o">:</span> <span class="mi">30</span>
<span class="p">};</span>
<span class="nx">$</span><span class="p">.</span><span class="nx">event</span><span class="p">.</span><span class="nx">setupHelper</span><span class="p">([</span>
<span class="s2">"swipe"</span><span class="p">,</span>
<span class="s1">'swipeleft'</span><span class="p">,</span>
<span class="s1">'swiperight'</span><span class="p">,</span>
<span class="s1">'swipeup'</span><span class="p">,</span>
<span class="s1">'swipedown'</span><span class="p">],</span> <span class="nx">touchStartEvent</span><span class="p">,</span> <span class="kd">function</span> <span class="p">(</span><span class="nx">ev</span><span class="p">)</span> <span class="p">{</span>
<span class="kd">var</span></pre></div> </td> </tr> <tr id="section-3"> <td class="docs"> <div class="pilwrap"> <a class="pilcrow" href="#section-3">¶</a> </div> <p>update with data when the event was started</p> </td> <td class="code"> <div class="highlight"><pre> <span class="nx">start</span> <span class="o">=</span> <span class="nx">data</span><span class="p">(</span><span class="nx">ev</span><span class="p">),</span>
<span class="nx">stop</span><span class="p">,</span> <span class="nx">delegate</span> <span class="o">=</span> <span class="nx">ev</span><span class="p">.</span><span class="nx">delegateTarget</span> <span class="o">||</span> <span class="nx">ev</span><span class="p">.</span><span class="nx">currentTarget</span><span class="p">,</span>
<span class="nx">selector</span> <span class="o">=</span> <span class="nx">ev</span><span class="p">.</span><span class="nx">handleObj</span><span class="p">.</span><span class="nx">selector</span><span class="p">,</span>
<span class="nx">entered</span> <span class="o">=</span> <span class="k">this</span><span class="p">;</span>
<span class="kd">function</span> <span class="nx">moveHandler</span><span class="p">(</span><span class="nx">event</span><span class="p">)</span> <span class="p">{</span>
<span class="k">if</span> <span class="p">(</span><span class="o">!</span><span class="nx">start</span><span class="p">)</span> <span class="p">{</span>
<span class="k">return</span><span class="p">;</span>
<span class="p">}</span></pre></div> </td> </tr> <tr id="section-4"> <td class="docs"> <div class="pilwrap"> <a class="pilcrow" href="#section-4">¶</a> </div> <p>update stop with the data from the current event</p> </td> <td class="code"> <div class="highlight"><pre> <span class="nx">stop</span> <span class="o">=</span> <span class="nx">data</span><span class="p">(</span><span class="nx">event</span><span class="p">);</span></pre></div> </td> </tr> <tr id="section-5"> <td class="docs"> <div class="pilwrap"> <a class="pilcrow" href="#section-5">¶</a> </div> <p>prevent scrolling</p> </td> <td class="code"> <div class="highlight"><pre> <span class="k">if</span> <span class="p">(</span><span class="nb">Math</span><span class="p">.</span><span class="nx">abs</span><span class="p">(</span><span class="nx">start</span><span class="p">.</span><span class="nx">coords</span><span class="p">[</span><span class="mi">0</span><span class="p">]</span> <span class="o">-</span> <span class="nx">stop</span><span class="p">.</span><span class="nx">coords</span><span class="p">[</span><span class="mi">0</span><span class="p">])</span> <span class="o">></span> <span class="mi">10</span><span class="p">)</span> <span class="p">{</span>
<span class="nx">event</span><span class="p">.</span><span class="nx">preventDefault</span><span class="p">();</span>
<span class="p">}</span>
<span class="p">};</span></pre></div> </td> </tr> <tr id="section-6"> <td class="docs"> <div class="pilwrap"> <a class="pilcrow" href="#section-6">¶</a> </div> <p>Attach to the touch move events</p> </td> <td class="code"> <div class="highlight"><pre> <span class="nx">$</span><span class="p">(</span><span class="nb">document</span><span class="p">.</span><span class="nx">documentElement</span><span class="p">).</span><span class="nx">bind</span><span class="p">(</span><span class="nx">touchMoveEvent</span><span class="p">,</span> <span class="nx">moveHandler</span><span class="p">).</span><span class="nx">one</span><span class="p">(</span><span class="nx">touchStopEvent</span><span class="p">,</span> <span class="kd">function</span> <span class="p">(</span><span class="nx">event</span><span class="p">)</span> <span class="p">{</span>
<span class="nx">$</span><span class="p">(</span><span class="k">this</span><span class="p">).</span><span class="nx">unbind</span><span class="p">(</span><span class="nx">touchMoveEvent</span><span class="p">,</span> <span class="nx">moveHandler</span><span class="p">);</span></pre></div> </td> </tr> <tr id="section-7"> <td class="docs"> <div class="pilwrap"> <a class="pilcrow" href="#section-7">¶</a> </div> <p>if start and stop contain data figure out if we have a swipe event</p> </td> <td class="code"> <div class="highlight"><pre> <span class="k">if</span> <span class="p">(</span><span class="nx">start</span> <span class="o">&&</span> <span class="nx">stop</span><span class="p">)</span> <span class="p">{</span></pre></div> </td> </tr> <tr id="section-8"> <td class="docs"> <div class="pilwrap"> <a class="pilcrow" href="#section-8">¶</a> </div> <p>calculate the distance between start and stop data</p> </td> <td class="code"> <div class="highlight"><pre> <span class="kd">var</span> <span class="nx">deltaX</span> <span class="o">=</span> <span class="nb">Math</span><span class="p">.</span><span class="nx">abs</span><span class="p">(</span><span class="nx">start</span><span class="p">.</span><span class="nx">coords</span><span class="p">[</span><span class="mi">0</span><span class="p">]</span> <span class="o">-</span> <span class="nx">stop</span><span class="p">.</span><span class="nx">coords</span><span class="p">[</span><span class="mi">0</span><span class="p">]),</span>
<span class="nx">deltaY</span> <span class="o">=</span> <span class="nb">Math</span><span class="p">.</span><span class="nx">abs</span><span class="p">(</span><span class="nx">start</span><span class="p">.</span><span class="nx">coords</span><span class="p">[</span><span class="mi">1</span><span class="p">]</span> <span class="o">-</span> <span class="nx">stop</span><span class="p">.</span><span class="nx">coords</span><span class="p">[</span><span class="mi">1</span><span class="p">]),</span>
<span class="nx">distance</span> <span class="o">=</span> <span class="nb">Math</span><span class="p">.</span><span class="nx">sqrt</span><span class="p">(</span><span class="nx">deltaX</span> <span class="o">*</span> <span class="nx">deltaX</span> <span class="o">+</span> <span class="nx">deltaY</span> <span class="o">*</span> <span class="nx">deltaY</span><span class="p">);</span></pre></div> </td> </tr> <tr id="section-9"> <td class="docs"> <div class="pilwrap"> <a class="pilcrow" href="#section-9">¶</a> </div> <p>check if the delay and distance are matched</p> </td> <td class="code"> <div class="highlight"><pre> <span class="k">if</span> <span class="p">(</span><span class="nx">stop</span><span class="p">.</span><span class="nx">time</span> <span class="o">-</span> <span class="nx">start</span><span class="p">.</span><span class="nx">time</span> <span class="o"><</span> <span class="nx">swipe</span><span class="p">.</span><span class="nx">delay</span> <span class="o">&&</span> <span class="nx">distance</span> <span class="o">>=</span> <span class="nx">swipe</span><span class="p">.</span><span class="nx">min</span> <span class="o">&&</span> <span class="nx">distance</span> <span class="o"><=</span> <span class="nx">swipe</span><span class="p">.</span><span class="nx">max</span><span class="p">)</span> <span class="p">{</span>
<span class="kd">var</span> <span class="nx">events</span> <span class="o">=</span> <span class="p">[</span><span class="s1">'swipe'</span><span class="p">];</span></pre></div> </td> </tr> <tr id="section-10"> <td class="docs"> <div class="pilwrap"> <a class="pilcrow" href="#section-10">¶</a> </div> <p>check if we moved horizontally</p> </td> <td class="code"> <div class="highlight"><pre> <span class="k">if</span> <span class="p">(</span><span class="nx">deltaX</span> <span class="o">>=</span> <span class="nx">swipe</span><span class="p">.</span><span class="nx">min</span> <span class="o">&&</span> <span class="nx">deltaY</span> <span class="o"><</span> <span class="nx">swipe</span><span class="p">.</span><span class="nx">min</span><span class="p">)</span> <span class="p">{</span></pre></div> </td> </tr> <tr id="section-11"> <td class="docs"> <div class="pilwrap"> <a class="pilcrow" href="#section-11">¶</a> </div> <p>based on the x coordinate check if we moved left or right</p> </td> <td class="code"> <div class="highlight"><pre> <span class="nx">events</span><span class="p">.</span><span class="nx">push</span><span class="p">(</span><span class="nx">start</span><span class="p">.</span><span class="nx">coords</span><span class="p">[</span><span class="mi">0</span><span class="p">]</span> <span class="o">></span> <span class="nx">stop</span><span class="p">.</span><span class="nx">coords</span><span class="p">[</span><span class="mi">0</span><span class="p">]</span> <span class="o">?</span> <span class="s2">"swipeleft"</span> <span class="o">:</span> <span class="s2">"swiperight"</span><span class="p">);</span>
<span class="p">}</span> <span class="k">else</span></pre></div> </td> </tr> <tr id="section-12"> <td class="docs"> <div class="pilwrap"> <a class="pilcrow" href="#section-12">¶</a> </div> <p>check if we moved vertically</p> </td> <td class="code"> <div class="highlight"><pre> <span class="k">if</span> <span class="p">(</span><span class="nx">deltaY</span> <span class="o">>=</span> <span class="nx">swipe</span><span class="p">.</span><span class="nx">min</span> <span class="o">&&</span> <span class="nx">deltaX</span> <span class="o"><</span> <span class="nx">swipe</span><span class="p">.</span><span class="nx">min</span><span class="p">)</span> <span class="p">{</span></pre></div> </td> </tr> <tr id="section-13"> <td class="docs"> <div class="pilwrap"> <a class="pilcrow" href="#section-13">¶</a> </div> <p>based on the y coordinate check if we moved up or down</p> </td> <td class="code"> <div class="highlight"><pre> <span class="nx">events</span><span class="p">.</span><span class="nx">push</span><span class="p">(</span><span class="nx">start</span><span class="p">.</span><span class="nx">coords</span><span class="p">[</span><span class="mi">1</span><span class="p">]</span> <span class="o"><</span> <span class="nx">stop</span><span class="p">.</span><span class="nx">coords</span><span class="p">[</span><span class="mi">1</span><span class="p">]</span> <span class="o">?</span> <span class="s2">"swipedown"</span> <span class="o">:</span> <span class="s2">"swipeup"</span><span class="p">);</span>
<span class="p">}</span></pre></div> </td> </tr> <tr id="section-14"> <td class="docs"> <div class="pilwrap"> <a class="pilcrow" href="#section-14">¶</a> </div> <p>trigger swipe events on this guy</p> </td> <td class="code"> <div class="highlight"><pre> <span class="nx">$</span><span class="p">.</span><span class="nx">each</span><span class="p">(</span><span class="nx">$</span><span class="p">.</span><span class="nx">event</span><span class="p">.</span><span class="nx">find</span><span class="p">(</span><span class="nx">delegate</span><span class="p">,</span> <span class="nx">events</span><span class="p">,</span> <span class="nx">selector</span><span class="p">),</span> <span class="kd">function</span> <span class="p">()</span> <span class="p">{</span>
<span class="k">this</span><span class="p">.</span><span class="nx">call</span><span class="p">(</span><span class="nx">entered</span><span class="p">,</span> <span class="nx">ev</span><span class="p">,</span> <span class="p">{</span>
<span class="nx">start</span><span class="o">:</span> <span class="nx">start</span><span class="p">,</span>
<span class="nx">end</span><span class="o">:</span> <span class="nx">stop</span>
<span class="p">})</span>
<span class="p">})</span>
<span class="p">}</span>
<span class="p">}</span></pre></div> </td> </tr> <tr id="section-15"> <td class="docs"> <div class="pilwrap"> <a class="pilcrow" href="#section-15">¶</a> </div> <p>reset start and stop</p> </td> <td class="code"> <div class="highlight"><pre> <span class="nx">start</span> <span class="o">=</span> <span class="nx">stop</span> <span class="o">=</span> <span class="kc">undefined</span><span class="p">;</span>
<span class="p">})</span>
<span class="p">});</span>
<span class="k">return</span> <span class="nx">$</span><span class="p">;</span>
<span class="p">})(</span><span class="nx">jQuery</span><span class="p">);</span>
</pre></div> </td> </tr> </tbody> </table> </div> </body> </html>