48 lines
1.8 KiB
Vue
48 lines
1.8 KiB
Vue
<template>
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<div>
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<h1>KeyboardNavigation插件</h1>
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<blockquote>
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<p>v0.2.17+</p>
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</blockquote>
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<p><code>KeyboardNavigation</code>插件提供键盘导航的功能,也就是当你按下方向键时会自动寻找下一个节点并激活</p>
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<h2>注册</h2>
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<pre class="hljs"><code><span class="hljs-keyword">import</span> MindMap <span class="hljs-keyword">from</span> <span class="hljs-string">'simple-mind-map'</span>
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<span class="hljs-keyword">import</span> KeyboardNavigation <span class="hljs-keyword">from</span> <span class="hljs-string">'simple-mind-map/src/plugins/KeyboardNavigation.js'</span>
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<span class="hljs-comment">// import KeyboardNavigation from 'simple-mind-map/src/KeyboardNavigation.js' v0.6.0以下版本使用该路径</span>
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MindMap.usePlugin(KeyboardNavigation)
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</code></pre>
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<p>注册完且实例化<code>MindMap</code>后可通过<code>mindMap.keyboardNavigation</code>获取到该实例。</p>
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<h2>方法</h2>
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<h3>focus(dir)</h3>
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<p><code>dir</code>:要寻找哪个方向的下一个节点,可选值:<code>Left</code>、 <code>Up</code>、 <code>Right</code>、 <code>Down</code></p>
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<p>聚焦到下一个节点</p>
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<h3>getNodeRect(node)</h3>
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<p><code>node</code>:节点</p>
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<p>获取节点的位置信息,返回一个对象:</p>
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<pre class="hljs"><code>{
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left,
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top,
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right,
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bottom
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}
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</code></pre>
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<h3>getDistance(node1Rect, node2Rect)</h3>
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<p><code>node1Rect</code>、<code>node2Rect</code>:节点的位置数据,可通过<code>getNodeRect(node)</code>方法获取</p>
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<p>获取两个节点的距离</p>
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<h3>getCenter(nodeRect)</h3>
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<p><code>nodeRect</code>:节点的位置数据,可通过<code>getNodeRect(node)</code>方法获取</p>
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<p>获取节点的中心点</p>
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</div>
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</template>
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<script>
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export default {
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}
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</script>
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<style>
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</style> |