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</style></head><body><pre><span class='line'> 1</span> <span class="NAME">tQuery.registerStatic</span><span class="PUNC">(</span><span class="STRN">'createAnimation'</span><span class="PUNC">,</span><span class="WHIT"> </span><span class="KEYW">function</span><span class="PUNC">(</span><span class="NAME">opts</span><span class="PUNC">)</span><span class="PUNC">{</span><span class="WHIT">
<span class='line'> 2</span> </span><span class="WHIT"> </span><span class="KEYW">return</span><span class="WHIT"> </span><span class="KEYW">new</span><span class="WHIT"> </span><span class="NAME">tQuery.Animation</span><span class="PUNC">(</span><span class="NAME">opts</span><span class="PUNC">)</span><span class="PUNC">;</span><span class="WHIT">
<span class='line'> 3</span> </span><span class="PUNC">}</span><span class="PUNC">)</span><span class="PUNC">;</span><span class="WHIT">
<span class='line'> 4</span>
<span class='line'> 5</span>
<span class='line'> 6</span>
<span class='line'> 7</span> </span><span class="COMM">////////////////////////////////////////////////////////////////////////////
<span class='line'> 8</span> </span><span class="COMM">// Constructor //</span><span class="WHIT">
<span class='line'> 9</span> </span><span class="COMM">////////////////////////////////////////////////////////////////////////////
<span class='line'> 10</span>
<span class='line'> 11</span> </span><span class="COMM">
<span class='line'> 12</span> * handle an animation
<span class='line'> 13</span> *
<span class='line'> 14</span> * @name tQuery.Animation
<span class='line'> 15</span> * @class
<span class='line'> 16</span>
</span><span class="WHIT">
<span class='line'> 17</span> </span><span class="NAME">tQuery.registerStatic</span><span class="PUNC">(</span><span class="STRN">'Animation'</span><span class="PUNC">,</span><span class="WHIT"> </span><span class="KEYW">function</span><span class="PUNC">(</span><span class="NAME">opts</span><span class="PUNC">)</span><span class="PUNC">{</span><span class="WHIT">
<span class='line'> 18</span> </span><span class="WHIT"> </span><span class="NAME">opts</span><span class="WHIT"> </span><span class="PUNC">=</span><span class="WHIT"> </span><span class="NAME">this._opts</span><span class="WHIT"> </span><span class="PUNC">=</span><span class="WHIT"> </span><span class="NAME">tQuery.extend</span><span class="PUNC">(</span><span class="NAME">opts</span><span class="PUNC">,</span><span class="WHIT"> </span><span class="PUNC">{</span><span class="WHIT">
<span class='line'> 19</span> </span><span class="WHIT"> </span><span class="NAME">world</span><span class="WHIT"> </span><span class="PUNC">:</span><span class="WHIT"> </span><span class="NAME">tQuery.world</span><span class="WHIT">
<span class='line'> 20</span> </span><span class="WHIT"> </span><span class="PUNC">}</span><span class="PUNC">)</span><span class="WHIT">
<span class='line'> 21</span> </span><span class="WHIT"> </span><span class="NAME">this._keyframes</span><span class="WHIT"> </span><span class="PUNC">=</span><span class="WHIT"> </span><span class="KEYW">new</span><span class="WHIT"> </span><span class="NAME">Array</span><span class="PUNC">;</span><span class="WHIT">
<span class='line'> 22</span> </span><span class="WHIT"> </span><span class="NAME">this._totalTime</span><span class="WHIT"> </span><span class="PUNC">=</span><span class="WHIT"> </span><span class="KEYW">null</span><span class="PUNC">;</span><span class="WHIT">
<span class='line'> 23</span> </span><span class="WHIT"> </span><span class="NAME">this._onUpdate</span><span class="WHIT"> </span><span class="PUNC">=</span><span class="WHIT"> </span><span class="KEYW">null</span><span class="PUNC">;</span><span class="WHIT">
<span class='line'> 24</span> </span><span class="WHIT"> </span><span class="NAME">this._onCapture</span><span class="WHIT"> </span><span class="PUNC">=</span><span class="WHIT"> </span><span class="KEYW">function</span><span class="PUNC">(</span><span class="NAME">position</span><span class="PUNC">)</span><span class="PUNC">{</span><span class="PUNC">}</span><span class="PUNC">;</span><span class="WHIT">
<span class='line'> 25</span> </span><span class="WHIT"> </span><span class="NAME">this._initialPos</span><span class="WHIT"> </span><span class="PUNC">=</span><span class="WHIT"> </span><span class="PUNC">{</span><span class="PUNC">}</span><span class="PUNC">;</span><span class="WHIT">
<span class='line'> 26</span> </span><span class="WHIT"> </span><span class="NAME">this._propertyTweens</span><span class="WHIT"> </span><span class="PUNC">=</span><span class="WHIT"> </span><span class="PUNC">{</span><span class="PUNC">}</span><span class="PUNC">;</span><span class="WHIT">
<span class='line'> 27</span> </span><span class="PUNC">}</span><span class="PUNC">)</span><span class="PUNC">;</span><span class="WHIT">
<span class='line'> 28</span>
<span class='line'> 29</span>
<span class='line'> 30</span> </span><span class="COMM">
<span class='line'> 31</span> * Destructor
<span class='line'> 32</span>
</span><span class="WHIT">
<span class='line'> 33</span> </span><span class="NAME">tQuery.Animation.prototype.destroy</span><span class="WHIT"> </span><span class="PUNC">=</span><span class="WHIT"> </span><span class="KEYW">function</span><span class="PUNC">(</span><span class="PUNC">)</span><span class="PUNC">{</span><span class="WHIT">
<span class='line'> 34</span> </span><span class="WHIT"> </span><span class="NAME">this.stop</span><span class="PUNC">(</span><span class="PUNC">)</span><span class="PUNC">;</span><span class="WHIT">
<span class='line'> 35</span> </span><span class="PUNC">}</span><span class="PUNC">;</span><span class="WHIT">
<span class='line'> 36</span>
<span class='line'> 37</span>
<span class='line'> 38</span> </span><span class="COMM">////////////////////////////////////////////////////////////////////////////
<span class='line'> 39</span> </span><span class="COMM">// setup //</span><span class="WHIT">
<span class='line'> 40</span> </span><span class="COMM">////////////////////////////////////////////////////////////////////////////
<span class='line'> 41</span>
<span class='line'> 42</span> </span><span class="COMM">
<span class='line'> 43</span> *
parameter: {Number} duration the duration of this keyframe validity in seconds
<span class='line'> 44</span> *
parameter: {Object} position list of properties involved in the animations
<span class='line'> 45</span>
</span><span class="WHIT">
<span class='line'> 46</span> </span><span class="NAME">tQuery.Animation.prototype.pushKeyframe</span><span class="WHIT"> </span><span class="PUNC">=</span><span class="WHIT"> </span><span class="KEYW">function</span><span class="PUNC">(</span><span class="NAME">duration</span><span class="PUNC">,</span><span class="WHIT"> </span><span class="NAME">position</span><span class="PUNC">)</span><span class="PUNC">{</span><span class="WHIT">
<span class='line'> 47</span> </span><span class="WHIT"> </span><span class="NAME">this._keyframes.push</span><span class="PUNC">(</span><span class="PUNC">{</span><span class="WHIT">
<span class='line'> 48</span> </span><span class="WHIT"> </span><span class="NAME">duration</span><span class="WHIT"> </span><span class="PUNC">:</span><span class="WHIT"> </span><span class="NAME">duration</span><span class="PUNC">,</span><span class="WHIT">
<span class='line'> 49</span> </span><span class="WHIT"> </span><span class="NAME">position</span><span class="WHIT"> </span><span class="PUNC">:</span><span class="WHIT"> </span><span class="NAME">position</span><span class="WHIT">
<span class='line'> 50</span> </span><span class="WHIT"> </span><span class="PUNC">}</span><span class="PUNC">)</span><span class="PUNC">;</span><span class="WHIT">
<span class='line'> 51</span> </span><span class="WHIT"> </span><span class="KEYW">return</span><span class="WHIT"> </span><span class="KEYW">this</span><span class="PUNC">;</span><span class="WHIT"> </span><span class="COMM">// for chained API</span><span class="WHIT">
<span class='line'> 52</span> </span><span class="PUNC">}</span><span class="PUNC">;</span><span class="WHIT">
<span class='line'> 53</span>
<span class='line'> 54</span> </span><span class="COMM">
<span class='line'> 55</span> * Set the Update callback
<span class='line'> 56</span> *
<span class='line'> 57</span> *
parameter: {function} fn the update callback
<span class='line'> 58</span>
</span><span class="WHIT">
<span class='line'> 59</span> </span><span class="NAME">tQuery.Animation.prototype.onUpdate</span><span class="WHIT"> </span><span class="PUNC">=</span><span class="WHIT"> </span><span class="KEYW">function</span><span class="PUNC">(</span><span class="NAME">fn</span><span class="PUNC">)</span><span class="PUNC">{</span><span class="WHIT">
<span class='line'> 60</span> </span><span class="WHIT"> </span><span class="NAME">this._onUpdate</span><span class="WHIT"> </span><span class="PUNC">=</span><span class="WHIT"> </span><span class="NAME">fn</span><span class="WHIT">
<span class='line'> 61</span> </span><span class="WHIT"> </span><span class="KEYW">return</span><span class="WHIT"> </span><span class="KEYW">this</span><span class="PUNC">;</span><span class="WHIT"> </span><span class="COMM">// for chained API</span><span class="WHIT">
<span class='line'> 62</span> </span><span class="PUNC">}</span><span class="WHIT">
<span class='line'> 63</span>
<span class='line'> 64</span> </span><span class="COMM">
<span class='line'> 65</span> * Set the Capture callback
<span class='line'> 66</span> *
<span class='line'> 67</span> *
parameter: {function} fn the update callback
<span class='line'> 68</span>
</span><span class="WHIT">
<span class='line'> 69</span> </span><span class="NAME">tQuery.Animation.prototype.onCapture</span><span class="WHIT"> </span><span class="PUNC">=</span><span class="WHIT"> </span><span class="KEYW">function</span><span class="PUNC">(</span><span class="NAME">fn</span><span class="PUNC">)</span><span class="PUNC">{</span><span class="WHIT">
<span class='line'> 70</span> </span><span class="WHIT"> </span><span class="NAME">this._onCapture</span><span class="WHIT"> </span><span class="PUNC">=</span><span class="WHIT"> </span><span class="NAME">fn</span><span class="WHIT">
<span class='line'> 71</span> </span><span class="WHIT"> </span><span class="KEYW">return</span><span class="WHIT"> </span><span class="KEYW">this</span><span class="PUNC">;</span><span class="WHIT"> </span><span class="COMM">// for chained API</span><span class="WHIT">
<span class='line'> 72</span> </span><span class="PUNC">}</span><span class="WHIT">
<span class='line'> 73</span>
<span class='line'> 74</span> </span><span class="COMM">
<span class='line'> 75</span> * Set propertyTweens
<span class='line'> 76</span> *
<span class='line'> 77</span> *
parameter: {function} fn the update callback
<span class='line'> 78</span>
</span><span class="WHIT">
<span class='line'> 79</span> </span><span class="NAME">tQuery.Animation.prototype.propertyTweens</span><span class="WHIT"> </span><span class="PUNC">=</span><span class="WHIT"> </span><span class="KEYW">function</span><span class="PUNC">(</span><span class="NAME">propertyTweens</span><span class="PUNC">)</span><span class="PUNC">{</span><span class="WHIT">
<span class='line'> 80</span> </span><span class="WHIT"> </span><span class="NAME">this._propertyTweens</span><span class="WHIT"> </span><span class="PUNC">=</span><span class="WHIT"> </span><span class="NAME">propertyTweens</span><span class="PUNC">;</span><span class="WHIT">
<span class='line'> 81</span> </span><span class="WHIT"> </span><span class="KEYW">return</span><span class="WHIT"> </span><span class="KEYW">this</span><span class="PUNC">;</span><span class="WHIT"> </span><span class="COMM">// for chained API</span><span class="WHIT">
<span class='line'> 82</span> </span><span class="PUNC">}</span><span class="WHIT">
<span class='line'> 83</span>
<span class='line'> 84</span> </span><span class="COMM">
<span class='line'> 85</span> * get the total animation duration
<span class='line'> 86</span> *
<span class='line'> 87</span> *
returns: {Number} the duration of the whole animation
<span class='line'> 88</span>
</span><span class="WHIT">
<span class='line'> 89</span> </span><span class="NAME">tQuery.Animation.prototype.duration</span><span class="WHIT"> </span><span class="PUNC">=</span><span class="WHIT"> </span><span class="KEYW">function</span><span class="PUNC">(</span><span class="PUNC">)</span><span class="PUNC">{</span><span class="WHIT">
<span class='line'> 90</span> </span><span class="WHIT"> </span><span class="KEYW">if</span><span class="PUNC">(</span><span class="WHIT"> </span><span class="NAME">this._keyframes.length</span><span class="WHIT"> </span><span class="PUNC">===</span><span class="WHIT"> </span><span class="NUMB">0</span><span class="WHIT"> </span><span class="PUNC">)</span><span class="WHIT"> </span><span class="KEYW">return</span><span class="WHIT"> </span><span class="NUMB">0</span><span class="PUNC">;</span><span class="WHIT">
<span class='line'> 91</span> </span><span class="WHIT"> </span><span class="KEYW">var</span><span class="WHIT"> </span><span class="NAME">lastKeyframe</span><span class="WHIT"> </span><span class="PUNC">=</span><span class="WHIT"> </span><span class="NAME">this._keyframes</span><span class="PUNC">[</span><span class="NAME">this._keyframes.length</span><span class="WHIT"> </span><span class="PUNC">-</span><span class="WHIT"> </span><span class="NUMB">1</span><span class="PUNC">]</span><span class="PUNC">;</span><span class="WHIT">
<span class='line'> 92</span> </span><span class="WHIT"> </span><span class="KEYW">return</span><span class="WHIT"> </span><span class="NAME">lastKeyframe._endTime</span><span class="PUNC">;</span><span class="WHIT">
<span class='line'> 93</span> </span><span class="PUNC">}</span><span class="PUNC">;</span><span class="WHIT">
<span class='line'> 94</span>
<span class='line'> 95</span>
<span class='line'> 96</span> </span><span class="COMM">////////////////////////////////////////////////////////////////////////////
<span class='line'> 97</span> </span><span class="COMM">// interpolation //</span><span class="WHIT">
<span class='line'> 98</span> </span><span class="COMM">////////////////////////////////////////////////////////////////////////////
<span class='line'> 99</span>
<span class='line'>100</span> </span><span class="COMM">
<span class='line'>101</span> * build a interpolated position
<span class='line'>102</span> *
<span class='line'>103</span> *
parameter: {Number} age amount of seconds since the animation started
<span class='line'>104</span>
</span><span class="WHIT">
<span class='line'>105</span> </span><span class="NAME">tQuery.Animation.prototype._buildPosition</span><span class="WHIT"> </span><span class="PUNC">=</span><span class="WHIT"> </span><span class="KEYW">function</span><span class="PUNC">(</span><span class="NAME">age</span><span class="PUNC">)</span><span class="PUNC">{</span><span class="WHIT">
<span class='line'>106</span> </span><span class="WHIT"> </span><span class="COMM">// compute the deltatime</span><span class="WHIT">
<span class='line'>107</span> </span><span class="WHIT"> </span><span class="KEYW">var</span><span class="WHIT"> </span><span class="NAME">delta</span><span class="WHIT"> </span><span class="PUNC">=</span><span class="WHIT"> </span><span class="NAME">age</span><span class="WHIT"> </span><span class="PUNC">%</span><span class="WHIT"> </span><span class="NAME">this.duration</span><span class="PUNC">(</span><span class="PUNC">)</span><span class="PUNC">;</span><span class="WHIT">
<span class='line'>108</span> </span><span class="WHIT"> </span><span class="COMM">// find baseFrame based on delta</span><span class="WHIT">
<span class='line'>109</span> </span><span class="WHIT"> </span><span class="KEYW">for</span><span class="PUNC">(</span><span class="KEYW">var</span><span class="WHIT"> </span><span class="NAME">frameIdx</span><span class="WHIT"> </span><span class="PUNC">=</span><span class="WHIT"> </span><span class="NUMB">0</span><span class="PUNC">;</span><span class="WHIT"> </span><span class="NAME">frameIdx</span><span class="WHIT"> </span><span class="PUNC"><</span><span class="WHIT"> </span><span class="NAME">this._keyframes.length</span><span class="PUNC">;</span><span class="WHIT"> </span><span class="NAME">frameIdx</span><span class="PUNC">++</span><span class="PUNC">)</span><span class="PUNC">{</span><span class="WHIT">
<span class='line'>110</span> </span><span class="WHIT"> </span><span class="KEYW">var</span><span class="WHIT"> </span><span class="NAME">baseFrame</span><span class="WHIT"> </span><span class="PUNC">=</span><span class="WHIT"> </span><span class="NAME">this._keyframes</span><span class="PUNC">[</span><span class="NAME">frameIdx</span><span class="PUNC">]</span><span class="PUNC">;</span><span class="WHIT">
<span class='line'>111</span> </span><span class="WHIT"> </span><span class="KEYW">if</span><span class="PUNC">(</span><span class="WHIT"> </span><span class="NAME">delta</span><span class="WHIT"> </span><span class="PUNC"><</span><span class="WHIT"> </span><span class="NAME">baseFrame._startTime</span><span class="WHIT"> </span><span class="PUNC">)</span><span class="WHIT"> </span><span class="KEYW">continue</span><span class="PUNC">;</span><span class="WHIT">
<span class='line'>112</span> </span><span class="WHIT"> </span><span class="KEYW">if</span><span class="PUNC">(</span><span class="WHIT"> </span><span class="NAME">delta</span><span class="WHIT"> </span><span class="PUNC">>=</span><span class="WHIT"> </span><span class="NAME">baseFrame._endTime</span><span class="WHIT"> </span><span class="PUNC">)</span><span class="WHIT"> </span><span class="KEYW">continue</span><span class="PUNC">;</span><span class="WHIT">
<span class='line'>113</span> </span><span class="WHIT"> </span><span class="KEYW">break</span><span class="PUNC">;</span><span class="WHIT">
<span class='line'>114</span> </span><span class="WHIT"> </span><span class="PUNC">}</span><span class="WHIT">
<span class='line'>115</span> </span><span class="WHIT"> </span><span class="COMM">// sanity check - the baseFrame has to be known</span><span class="WHIT">
<span class='line'>116</span> </span><span class="WHIT"> </span><span class="NAME">console.assert</span><span class="PUNC">(</span><span class="WHIT"> </span><span class="NAME">frameIdx</span><span class="WHIT"> </span><span class="PUNC">!==</span><span class="WHIT"> </span><span class="NAME">this._keyframes.length</span><span class="WHIT"> </span><span class="PUNC">)</span><span class="PUNC">;</span><span class="WHIT">
<span class='line'>117</span> </span><span class="WHIT"> </span><span class="COMM">// compute some variables</span><span class="WHIT">
<span class='line'>118</span> </span><span class="WHIT"> </span><span class="KEYW">var</span><span class="WHIT"> </span><span class="NAME">timeOffset</span><span class="WHIT"> </span><span class="PUNC">=</span><span class="WHIT"> </span><span class="NAME">delta</span><span class="WHIT"> </span><span class="PUNC">-</span><span class="WHIT"> </span><span class="NAME">baseFrame._startTime</span><span class="PUNC">;</span><span class="WHIT">
<span class='line'>119</span> </span><span class="WHIT"> </span><span class="KEYW">var</span><span class="WHIT"> </span><span class="NAME">timePercent</span><span class="WHIT"> </span><span class="PUNC">=</span><span class="WHIT"> </span><span class="NAME">timeOffset</span><span class="WHIT"> </span><span class="PUNC">/</span><span class="WHIT"> </span><span class="NAME">baseFrame.duration</span><span class="PUNC">;</span><span class="WHIT">
<span class='line'>120</span> </span><span class="WHIT"> </span><span class="KEYW">var</span><span class="WHIT"> </span><span class="NAME">nextFrame</span><span class="WHIT"> </span><span class="PUNC">=</span><span class="WHIT"> </span><span class="NAME">this._keyframes</span><span class="PUNC">[</span><span class="WHIT"> </span><span class="PUNC">(</span><span class="NAME">frameIdx</span><span class="PUNC">+</span><span class="NUMB">1</span><span class="PUNC">)</span><span class="WHIT"> </span><span class="PUNC">%</span><span class="WHIT"> </span><span class="NAME">this._keyframes.length</span><span class="WHIT"> </span><span class="PUNC">]</span><span class="PUNC">;</span><span class="WHIT">
<span class='line'>121</span>
<span class='line'>122</span> </span><span class="WHIT"> </span><span class="COMM">//console.log("delta", delta)</span><span class="WHIT">
<span class='line'>123</span> </span><span class="WHIT"> </span><span class="COMM">//console.log("frameIdx", frameIdx)</span><span class="WHIT">
<span class='line'>124</span> </span><span class="WHIT"> </span><span class="COMM">//console.log("timeOffset", timeOffset)</span><span class="WHIT">
<span class='line'>125</span> </span><span class="WHIT"> </span><span class="COMM">//console.log("timePercent", timePercent)</span><span class="WHIT">
<span class='line'>126</span>
<span class='line'>127</span> </span><span class="WHIT"> </span><span class="KEYW">var</span><span class="WHIT"> </span><span class="NAME">basePosition</span><span class="PUNC">=</span><span class="WHIT"> </span><span class="NAME">baseFrame.position</span><span class="PUNC">;</span><span class="WHIT">
<span class='line'>128</span> </span><span class="WHIT"> </span><span class="KEYW">var</span><span class="WHIT"> </span><span class="NAME">nextPosition</span><span class="PUNC">=</span><span class="WHIT"> </span><span class="NAME">nextFrame.position</span><span class="PUNC">;</span><span class="WHIT">
<span class='line'>129</span>
<span class='line'>130</span> </span><span class="WHIT"> </span><span class="COMM">// zero this._initialPos if age > baseFrame.duration - it wont be usefull anymore</span><span class="WHIT">
<span class='line'>131</span> </span><span class="WHIT"> </span><span class="KEYW">if</span><span class="PUNC">(</span><span class="WHIT"> </span><span class="NAME">age</span><span class="WHIT"> </span><span class="PUNC">></span><span class="WHIT"> </span><span class="NAME">baseFrame.duration</span><span class="WHIT"> </span><span class="PUNC">&&</span><span class="WHIT"> </span><span class="NAME">this._initialPos</span><span class="WHIT"> </span><span class="PUNC">)</span><span class="WHIT"> </span><span class="NAME">this._initialPos</span><span class="PUNC">=</span><span class="WHIT"> </span><span class="KEYW">null</span><span class="PUNC">;</span><span class="WHIT">
<span class='line'>132</span> </span><span class="WHIT"> </span><span class="COMM">// if frameIdx === 0 and there is a this._initialPos, use it as basePosition</span><span class="WHIT">
<span class='line'>133</span> </span><span class="WHIT"> </span><span class="KEYW">if</span><span class="PUNC">(</span><span class="WHIT"> </span><span class="NAME">frameIdx</span><span class="WHIT"> </span><span class="PUNC">===</span><span class="WHIT"> </span><span class="NUMB">0</span><span class="WHIT"> </span><span class="PUNC">&&</span><span class="WHIT"> </span><span class="NAME">this._initialPos</span><span class="WHIT"> </span><span class="PUNC">)</span><span class="WHIT"> </span><span class="NAME">basePosition</span><span class="WHIT"> </span><span class="PUNC">=</span><span class="WHIT"> </span><span class="NAME">this._initialPos</span><span class="PUNC">;</span><span class="WHIT">
<span class='line'>134</span> </span><span class="WHIT">
<span class='line'>135</span> </span><span class="COMM">// compute the result based on the linear interpolation between the two frames based on time offset within the frame</span><span class="WHIT">
<span class='line'>136</span> </span><span class="WHIT"> </span><span class="KEYW">var</span><span class="WHIT"> </span><span class="NAME">result</span><span class="WHIT"> </span><span class="PUNC">=</span><span class="WHIT"> </span><span class="PUNC">{</span><span class="PUNC">}</span><span class="PUNC">;</span><span class="WHIT">
<span class='line'>137</span> </span><span class="WHIT"> </span><span class="KEYW">for</span><span class="PUNC">(</span><span class="WHIT"> </span><span class="KEYW">var</span><span class="WHIT"> </span><span class="NAME">property</span><span class="WHIT"> </span><span class="KEYW">in</span><span class="WHIT"> </span><span class="NAME">baseFrame.position</span><span class="WHIT"> </span><span class="PUNC">)</span><span class="PUNC">{</span><span class="WHIT">
<span class='line'>138</span> </span><span class="WHIT"> </span><span class="COMM">// check the property exists</span><span class="WHIT">
<span class='line'>139</span> </span><span class="WHIT"> </span><span class="NAME">console.assert</span><span class="PUNC">(</span><span class="WHIT"> </span><span class="NAME">nextPosition</span><span class="PUNC">[</span><span class="NAME">property</span><span class="PUNC">]</span><span class="WHIT"> </span><span class="PUNC">!==</span><span class="WHIT"> </span><span class="NAME">undefined</span><span class="WHIT"> </span><span class="PUNC">)</span><span class="PUNC">;</span><span class="WHIT">
<span class='line'>140</span> </span><span class="WHIT"> </span><span class="NAME">console.assert</span><span class="PUNC">(</span><span class="WHIT"> </span><span class="NAME">basePosition</span><span class="PUNC">[</span><span class="NAME">property</span><span class="PUNC">]</span><span class="WHIT"> </span><span class="PUNC">!==</span><span class="WHIT"> </span><span class="NAME">undefined</span><span class="WHIT"> </span><span class="PUNC">)</span><span class="PUNC">;</span><span class="WHIT">
<span class='line'>141</span> </span><span class="WHIT"> </span><span class="COMM">// linear interpolation between the values</span><span class="WHIT">
<span class='line'>142</span> </span><span class="WHIT"> </span><span class="KEYW">var</span><span class="WHIT"> </span><span class="NAME">baseValue</span><span class="WHIT"> </span><span class="PUNC">=</span><span class="WHIT"> </span><span class="NAME">basePosition</span><span class="PUNC">[</span><span class="NAME">property</span><span class="PUNC">]</span><span class="PUNC">;</span><span class="WHIT">
<span class='line'>143</span> </span><span class="WHIT"> </span><span class="KEYW">var</span><span class="WHIT"> </span><span class="NAME">nextValue</span><span class="WHIT"> </span><span class="PUNC">=</span><span class="WHIT"> </span><span class="NAME">nextPosition</span><span class="PUNC">[</span><span class="NAME">property</span><span class="PUNC">]</span><span class="PUNC">;</span><span class="WHIT">
<span class='line'>144</span> </span><span class="WHIT"> </span><span class="COMM">// define propertyTween for this property - default to linear interpolation</span><span class="WHIT">
<span class='line'>145</span> </span><span class="WHIT"> </span><span class="KEYW">var</span><span class="WHIT"> </span><span class="NAME">propertyTween</span><span class="WHIT"> </span><span class="PUNC">=</span><span class="WHIT"> </span><span class="NAME">this._propertyTweens</span><span class="PUNC">[</span><span class="NAME">property</span><span class="PUNC">]</span><span class="WHIT"> </span><span class="PUNC">||</span><span class="WHIT"> </span><span class="KEYW">function</span><span class="PUNC">(</span><span class="NAME">baseValue</span><span class="PUNC">,</span><span class="WHIT"> </span><span class="NAME">nextValue</span><span class="PUNC">,</span><span class="WHIT"> </span><span class="NAME">timePercent</span><span class="PUNC">)</span><span class="PUNC">{</span><span class="WHIT">
<span class='line'>146</span> </span><span class="WHIT"> </span><span class="KEYW">return</span><span class="WHIT"> </span><span class="PUNC">(</span><span class="NUMB">1</span><span class="PUNC">-</span><span class="NAME">timePercent</span><span class="PUNC">)</span><span class="WHIT"> </span><span class="PUNC">*</span><span class="WHIT"> </span><span class="NAME">baseValue</span><span class="WHIT"> </span><span class="PUNC">+</span><span class="WHIT"> </span><span class="NAME">timePercent</span><span class="WHIT"> </span><span class="PUNC">*</span><span class="WHIT"> </span><span class="NAME">nextValue</span><span class="PUNC">;</span><span class="WHIT">
<span class='line'>147</span> </span><span class="WHIT"> </span><span class="PUNC">}</span><span class="WHIT">
<span class='line'>148</span> </span><span class="WHIT"> </span><span class="COMM">// compute the actual result</span><span class="WHIT">
<span class='line'>149</span> </span><span class="WHIT"> </span><span class="NAME">result</span><span class="PUNC">[</span><span class="NAME">property</span><span class="PUNC">]</span><span class="PUNC">=</span><span class="WHIT"> </span><span class="NAME">propertyTween</span><span class="PUNC">(</span><span class="NAME">baseValue</span><span class="PUNC">,</span><span class="WHIT"> </span><span class="NAME">nextValue</span><span class="PUNC">,</span><span class="WHIT"> </span><span class="NAME">timePercent</span><span class="PUNC">)</span><span class="PUNC">;</span><span class="WHIT">
<span class='line'>150</span> </span><span class="WHIT"> </span><span class="PUNC">}</span><span class="WHIT">
<span class='line'>151</span> </span><span class="WHIT"> </span><span class="COMM">// return the result</span><span class="WHIT">
<span class='line'>152</span> </span><span class="WHIT"> </span><span class="KEYW">return</span><span class="WHIT"> </span><span class="NAME">result</span><span class="PUNC">;</span><span class="WHIT">
<span class='line'>153</span> </span><span class="PUNC">}</span><span class="PUNC">;</span><span class="WHIT">
<span class='line'>154</span>
<span class='line'>155</span> </span><span class="COMM">////////////////////////////////////////////////////////////////////////////
<span class='line'>156</span> </span><span class="COMM">// //</span><span class="WHIT">
<span class='line'>157</span> </span><span class="COMM">////////////////////////////////////////////////////////////////////////////
<span class='line'>158</span>
<span class='line'>159</span> </span><span class="COMM">
<span class='line'>160</span> * Start the animation
<span class='line'>161</span>
</span><span class="WHIT">
<span class='line'>162</span> </span><span class="NAME">tQuery.Animation.prototype.start</span><span class="WHIT"> </span><span class="PUNC">=</span><span class="WHIT"> </span><span class="KEYW">function</span><span class="PUNC">(</span><span class="PUNC">)</span><span class="PUNC">{</span><span class="WHIT">
<span class='line'>163</span> </span><span class="WHIT"> </span><span class="COMM">// update _startTime and _endTime</span><span class="WHIT">
<span class='line'>164</span> </span><span class="WHIT"> </span><span class="NAME">this._totalTime</span><span class="WHIT"> </span><span class="PUNC">=</span><span class="WHIT"> </span><span class="NUMB">0</span><span class="PUNC">;</span><span class="WHIT">
<span class='line'>165</span> </span><span class="WHIT"> </span><span class="NAME">this._keyframes.forEach</span><span class="PUNC">(</span><span class="KEYW">function</span><span class="PUNC">(</span><span class="NAME">keyframe</span><span class="PUNC">)</span><span class="PUNC">{</span><span class="WHIT">
<span class='line'>166</span> </span><span class="WHIT"> </span><span class="NAME">keyframe._startTime</span><span class="WHIT"> </span><span class="PUNC">=</span><span class="WHIT"> </span><span class="NAME">this._totalTime</span><span class="PUNC">;</span><span class="WHIT">
<span class='line'>167</span> </span><span class="WHIT"> </span><span class="NAME">this._totalTime</span><span class="WHIT"> </span><span class="PUNC">+</span><span class="PUNC">=</span><span class="WHIT"> </span><span class="NAME">keyframe.duration</span><span class="PUNC">;</span><span class="WHIT">
<span class='line'>168</span> </span><span class="WHIT"> </span><span class="NAME">keyframe._endTime</span><span class="WHIT"> </span><span class="PUNC">=</span><span class="WHIT"> </span><span class="NAME">this._totalTime</span><span class="PUNC">;</span><span class="WHIT">
<span class='line'>169</span> </span><span class="WHIT"> </span><span class="PUNC">}</span><span class="PUNC">.</span><span class="NAME">bind</span><span class="PUNC">(</span><span class="KEYW">this</span><span class="PUNC">)</span><span class="PUNC">)</span><span class="PUNC">;</span><span class="WHIT">
<span class='line'>170</span>
<span class='line'>171</span> </span><span class="WHIT"> </span><span class="COMM">// get this._initialPos from this._onCapture()</span><span class="WHIT">
<span class='line'>172</span> </span><span class="WHIT"> </span><span class="COMM">// - the initial position is the position when the animation started.</span><span class="WHIT">
<span class='line'>173</span> </span><span class="WHIT"> </span><span class="COMM">// - it will be used as basePosition during the first keyframe of the animation</span><span class="WHIT">
<span class='line'>174</span> </span><span class="WHIT"> </span><span class="COMM">// - it is optional. the user may not define it</span><span class="WHIT">
<span class='line'>175</span> </span><span class="WHIT"> </span><span class="NAME">this._initialPos</span><span class="PUNC">=</span><span class="WHIT"> </span><span class="NAME">tQuery.extend</span><span class="PUNC">(</span><span class="PUNC">{</span><span class="PUNC">}</span><span class="PUNC">,</span><span class="WHIT"> </span><span class="NAME">this._keyframes</span><span class="PUNC">[</span><span class="NUMB">0</span><span class="PUNC">]</span><span class="PUNC">.</span><span class="NAME">position</span><span class="PUNC">)</span><span class="WHIT">
<span class='line'>176</span> </span><span class="WHIT"> </span><span class="NAME">this._onCapture</span><span class="PUNC">(</span><span class="NAME">this._initialPos</span><span class="PUNC">)</span><span class="PUNC">;</span><span class="WHIT">
<span class='line'>177</span>
<span class='line'>178</span> </span><span class="WHIT"> </span><span class="COMM">// init the loop callback</span><span class="WHIT">
<span class='line'>179</span> </span><span class="WHIT"> </span><span class="KEYW">var</span><span class="WHIT"> </span><span class="NAME">startDate</span><span class="WHIT"> </span><span class="PUNC">=</span><span class="WHIT"> </span><span class="NAME">Date.now</span><span class="PUNC">(</span><span class="PUNC">)</span><span class="PUNC">/</span><span class="NUMB">1000</span><span class="PUNC">;</span><span class="WHIT">
<span class='line'>180</span> </span><span class="WHIT"> </span><span class="KEYW">var</span><span class="WHIT"> </span><span class="NAME">duration</span><span class="WHIT"> </span><span class="PUNC">=</span><span class="WHIT"> </span><span class="NAME">this.duration</span><span class="PUNC">(</span><span class="PUNC">)</span><span class="PUNC">;</span><span class="WHIT">
<span class='line'>181</span> </span><span class="WHIT"> </span><span class="NAME">this._
<span class='line'>189</span> * test if the animation is running or not
<span class='line'>190</span> *
<span class='line'>191</span> *
returns: {boolean} return true if the animation is running, false otherwise
<span class='line'>192</span>
</span><span class="WHIT">
<span class='line'>193</span> </span><span class="NAME">tQuery.Animation.prototype.isRunning</span><span class="WHIT"> </span><span class="PUNC">=</span><span class="WHIT"> </span><span class="KEYW">function</span><span class="PUNC">(</span><span class="PUNC">)</span><span class="PUNC">{</span><span class="WHIT">
<span class='line'>194</span> </span><span class="WHIT"> </span><span class="KEYW">return</span><span class="WHIT"> </span><span class="NAME">this._loopCb</span><span class="WHIT"> </span><span class="PUNC">?</span><span class="WHIT"> </span><span class="KEYW">true</span><span class="WHIT"> </span><span class="PUNC">:</span><span class="WHIT"> </span><span class="KEYW">false</span><span class="PUNC">;</span><span class="WHIT">
<span class='line'>195</span> </span><span class="PUNC">}</span><span class="PUNC">;</span><span class="WHIT">
<span class='line'>196</span>
<span class='line'>197</span> </span><span class="COMM">
<span class='line'>198</span> * Stop the animation
<span class='line'>199</span>
</span><span class="WHIT">
<span class='line'>200</span> </span><span class="NAME">tQuery.Animation.prototype.stop</span><span class="WHIT"> </span><span class="PUNC">=</span><span class="WHIT"> </span><span class="KEYW">function</span><span class="PUNC">(</span><span class="PUNC">)</span><span class="PUNC">{</span><span class="WHIT">
<span class='line'>201</span> </span><span class="WHIT"> </span><span class="NAME">this._loopCb</span><span class="PUNC">)</span><span class="PUNC">;</span><span class="WHIT">
<span class='line'>202</span> </span><span class="WHIT"> </span><span class="NAME">this._
(C) Æliens
04/09/2009
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