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<h1 class="title">pacman.js Example File</h1>
<span class="small-subtitle">script/context2d/scripts/pacman.js</span>
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<pre class="js"> <span class="keyword">function</span> <span class="name">roundedRect</span>(<span class="name">ctx</span>,x,y,width,height,radius){
<span class="name">ctx</span>.<span class="name">beginPath</span>();
<span class="name">ctx</span>.<span class="name">moveTo</span>(<span class="name">x</span>,<span class="name">y</span><span class="operator">+</span><span class="name">radius</span>);
<span class="name">ctx</span>.<span class="name">lineTo</span>(<span class="name">x</span>,<span class="name">y</span><span class="operator">+</span><span class="name">height</span><span class="operator">-</span><span class="name">radius</span>);
<span class="name">ctx</span>.<span class="name">quadraticCurveTo</span>(<span class="name">x</span>,<span class="name">y</span><span class="operator">+</span><span class="name">height</span>,<span class="name">x</span><span class="operator">+</span><span class="name">radius</span>,<span class="name">y</span><span class="operator">+</span><span class="name">height</span>);
<span class="name">ctx</span>.<span class="name">lineTo</span>(<span class="name">x</span><span class="operator">+</span><span class="name">width</span><span class="operator">-</span><span class="name">radius</span>,<span class="name">y</span><span class="operator">+</span><span class="name">height</span>);
<span class="name">ctx</span>.<span class="name">quadraticCurveTo</span>(<span class="name">x</span><span class="operator">+</span><span class="name">width</span>,<span class="name">y</span><span class="operator">+</span><span class="name">height</span>,<span class="name">x</span><span class="operator">+</span><span class="name">width</span>,<span class="name">y</span><span class="operator">+</span><span class="name">height</span><span class="operator">-</span><span class="name">radius</span>);
<span class="name">ctx</span>.<span class="name">lineTo</span>(<span class="name">x</span><span class="operator">+</span><span class="name">width</span>,<span class="name">y</span><span class="operator">+</span><span class="name">radius</span>);
<span class="name">ctx</span>.<span class="name">quadraticCurveTo</span>(<span class="name">x</span><span class="operator">+</span><span class="name">width</span>,<span class="name">y</span>,<span class="name">x</span><span class="operator">+</span><span class="name">width</span><span class="operator">-</span><span class="name">radius</span>,<span class="name">y</span>);
<span class="name">ctx</span>.<span class="name">lineTo</span>(<span class="name">x</span><span class="operator">+</span><span class="name">radius</span>,<span class="name">y</span>);
<span class="name">ctx</span>.<span class="name">quadraticCurveTo</span>(<span class="name">x</span>,<span class="name">y</span>,<span class="name">x</span>,<span class="name">y</span><span class="operator">+</span><span class="name">radius</span>);
<span class="name">ctx</span>.<span class="name">stroke</span>();
}
var <span class="name">canvas</span> = <span class="name">document</span>.<span class="name">getElementById</span>(<span class="string">'tutorial'</span>);
<span class="comment">// Make sure we don't execute when canvas isn't supported</span>
<span class="keyword">if</span> (<span class="name">canvas</span>.<span class="name">getContext</span>){
<span class="comment">// use getContext to use the canvas for drawing</span>
var <span class="name">ctx</span> = <span class="name">canvas</span>.<span class="name">getContext</span>(<span class="string">'2d'</span>);
<span class="comment">// Draw shapes</span>
<span class="name">roundedRect</span>(<span class="name">ctx</span>,<span class="number">12</span>,<span class="number">12</span>,<span class="number">150</span>,<span class="number">150</span>,<span class="number">15</span>);
<span class="name">roundedRect</span>(<span class="name">ctx</span>,<span class="number">19</span>,<span class="number">19</span>,<span class="number">150</span>,<span class="number">150</span>,<span class="number">9</span>);
<span class="name">roundedRect</span>(<span class="name">ctx</span>,<span class="number">53</span>,<span class="number">53</span>,<span class="number">49</span>,<span class="number">33</span>,<span class="number">10</span>);
<span class="name">roundedRect</span>(<span class="name">ctx</span>,<span class="number">53</span>,<span class="number">119</span>,<span class="number">49</span>,<span class="number">16</span>,<span class="number">6</span>);
<span class="name">roundedRect</span>(<span class="name">ctx</span>,<span class="number">135</span>,<span class="number">53</span>,<span class="number">49</span>,<span class="number">33</span>,<span class="number">10</span>);
<span class="name">roundedRect</span>(<span class="name">ctx</span>,<span class="number">135</span>,<span class="number">119</span>,<span class="number">25</span>,<span class="number">49</span>,<span class="number">10</span>);
<span class="comment">// Character 1</span>
<span class="name">ctx</span>.<span class="name">beginPath</span>();
<span class="name">ctx</span>.<span class="name">arc</span>(<span class="number">37</span>,<span class="number">37</span>,<span class="number">13</span>,<span class="name">Math</span>.<span class="name">PI</span><span class="operator">/</span><span class="number">7</span>,-<span class="name">Math</span>.<span class="name">PI</span><span class="operator">/</span><span class="number">7</span>,<span class="number">false</span>);
<span class="name">ctx</span>.<span class="name">lineTo</span>(<span class="number">34</span>,<span class="number">37</span>);
<span class="name">ctx</span>.<span class="name">fill</span>();
<span class="comment">// blocks</span>
<span class="keyword">for</span>(<span class="name">i</span><span class="operator">=</span><span class="number">0</span>;<span class="name">i</span><span class="operator"><</span><span class="number">8</span>;i++){
<span class="name">ctx</span>.<span class="name">fillRect</span>(<span class="number">51</span><span class="operator">+</span><span class="name">i</span><span class="operator">*</span><span class="number">16</span>,<span class="number">35</span>,<span class="number">4</span>,<span class="number">4</span>);
}
<span class="keyword">for</span>(<span class="name">i</span><span class="operator">=</span><span class="number">0</span>;<span class="name">i</span><span class="operator"><</span><span class="number">6</span>;i++){
<span class="name">ctx</span>.<span class="name">fillRect</span>(<span class="number">115</span>,<span class="number">51</span><span class="operator">+</span><span class="name">i</span><span class="operator">*</span><span class="number">16</span>,<span class="number">4</span>,<span class="number">4</span>);
}
<span class="keyword">for</span>(<span class="name">i</span><span class="operator">=</span><span class="number">0</span>;<span class="name">i</span><span class="operator"><</span><span class="number">8</span>;i++){
<span class="name">ctx</span>.<span class="name">fillRect</span>(<span class="number">51</span><span class="operator">+</span><span class="name">i</span><span class="operator">*</span><span class="number">16</span>,<span class="number">99</span>,<span class="number">4</span>,<span class="number">4</span>);
}
<span class="comment">// character 2</span>
<span class="name">ctx</span>.<span class="name">beginPath</span>();
<span class="name">ctx</span>.<span class="name">moveTo</span>(<span class="number">83</span>,<span class="number">116</span>);
<span class="name">ctx</span>.<span class="name">lineTo</span>(<span class="number">83</span>,<span class="number">102</span>);
<span class="name">ctx</span>.<span class="name">bezierCurveTo</span>(<span class="number">83</span>,<span class="number">94</span>,<span class="number">89</span>,<span class="number">88</span>,<span class="number">97</span>,<span class="number">88</span>);
<span class="name">ctx</span>.<span class="name">bezierCurveTo</span>(<span class="number">105</span>,<span class="number">88</span>,<span class="number">111</span>,<span class="number">94</span>,<span class="number">111</span>,<span class="number">102</span>);
<span class="name">ctx</span>.<span class="name">lineTo</span>(<span class="number">111</span>,<span class="number">116</span>);
<span class="name">ctx</span>.<span class="name">lineTo</span>(<span class="number">106.333</span>,<span class="number">111.333</span>);
<span class="name">ctx</span>.<span class="name">lineTo</span>(<span class="number">101.666</span>,<span class="number">116</span>);
<span class="name">ctx</span>.<span class="name">lineTo</span>(<span class="number">97</span>,<span class="number">111.333</span>);
<span class="name">ctx</span>.<span class="name">lineTo</span>(<span class="number">92.333</span>,<span class="number">116</span>);
<span class="name">ctx</span>.<span class="name">lineTo</span>(<span class="number">87.666</span>,<span class="number">111.333</span>);
<span class="name">ctx</span>.<span class="name">lineTo</span>(<span class="number">83</span>,<span class="number">116</span>);
<span class="name">ctx</span>.<span class="name">fill</span>();
<span class="name">ctx</span>.<span class="name">fillStyle</span> <span class="operator">=</span> <span class="string">"white"</span>;
<span class="name">ctx</span>.<span class="name">beginPath</span>();
<span class="name">ctx</span>.<span class="name">moveTo</span>(<span class="number">91</span>,<span class="number">96</span>);
<span class="name">ctx</span>.<span class="name">bezierCurveTo</span>(<span class="number">88</span>,<span class="number">96</span>,<span class="number">87</span>,<span class="number">99</span>,<span class="number">87</span>,<span class="number">101</span>);
<span class="name">ctx</span>.<span class="name">bezierCurveTo</span>(<span class="number">87</span>,<span class="number">103</span>,<span class="number">88</span>,<span class="number">106</span>,<span class="number">91</span>,<span class="number">106</span>);
<span class="name">ctx</span>.<span class="name">bezierCurveTo</span>(<span class="number">94</span>,<span class="number">106</span>,<span class="number">95</span>,<span class="number">103</span>,<span class="number">95</span>,<span class="number">101</span>);
<span class="name">ctx</span>.<span class="name">bezierCurveTo</span>(<span class="number">95</span>,<span class="number">99</span>,<span class="number">94</span>,<span class="number">96</span>,<span class="number">91</span>,<span class="number">96</span>);
<span class="name">ctx</span>.<span class="name">moveTo</span>(<span class="number">103</span>,<span class="number">96</span>);
<span class="name">ctx</span>.<span class="name">bezierCurveTo</span>(<span class="number">100</span>,<span class="number">96</span>,<span class="number">99</span>,<span class="number">99</span>,<span class="number">99</span>,<span class="number">101</span>);
<span class="name">ctx</span>.<span class="name">bezierCurveTo</span>(<span class="number">99</span>,<span class="number">103</span>,<span class="number">100</span>,<span class="number">106</span>,<span class="number">103</span>,<span class="number">106</span>);
<span class="name">ctx</span>.<span class="name">bezierCurveTo</span>(<span class="number">106</span>,<span class="number">106</span>,<span class="number">107</span>,<span class="number">103</span>,<span class="number">107</span>,<span class="number">101</span>);
<span class="name">ctx</span>.<span class="name">bezierCurveTo</span>(<span class="number">107</span>,<span class="number">99</span>,<span class="number">106</span>,<span class="number">96</span>,<span class="number">103</span>,<span class="number">96</span>);
<span class="name">ctx</span>.<span class="name">fill</span>();
<span class="name">ctx</span>.<span class="name">fillStyle</span> <span class="operator">=</span> <span class="string">"black"</span>;
<span class="name">ctx</span>.<span class="name">beginPath</span>();
<span class="name">ctx</span>.<span class="name">arc</span>(<span class="number">101</span>,<span class="number">102</span>,<span class="number">2</span>,<span class="number">0</span>,<span class="name">Math</span>.<span class="name">PI</span><span class="operator">*</span><span class="number">2</span>,<span class="number">true</span>);
<span class="name">ctx</span>.<span class="name">fill</span>();
<span class="name">ctx</span>.<span class="name">beginPath</span>();
<span class="name">ctx</span>.<span class="name">arc</span>(<span class="number">89</span>,<span class="number">102</span>,<span class="number">2</span>,<span class="number">0</span>,<span class="name">Math</span>.<span class="name">PI</span><span class="operator">*</span><span class="number">2</span>,<span class="number">true</span>);
<span class="name">ctx</span>.<span class="name">fill</span>();
}</pre>
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