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author | Peter Bengtsson <mail@peterbe.com> | 2020-12-08 14:40:17 -0500 |
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committer | Peter Bengtsson <mail@peterbe.com> | 2020-12-08 14:40:17 -0500 |
commit | 33058f2b292b3a581333bdfb21b8f671898c5060 (patch) | |
tree | 51c3e392513ec574331b2d3f85c394445ea803c6 /files/ja/web/api/element/releasepointercapture/index.html | |
parent | 8b66d724f7caf0157093fb09cfec8fbd0c6ad50a (diff) | |
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diff --git a/files/ja/web/api/element/releasepointercapture/index.html b/files/ja/web/api/element/releasepointercapture/index.html new file mode 100644 index 0000000000..483e1cb927 --- /dev/null +++ b/files/ja/web/api/element/releasepointercapture/index.html @@ -0,0 +1,130 @@ +--- +title: Element.releasePointerCapture() +slug: Web/API/Element/releasePointerCapture +tags: + - API + - DOM + - Element + - Method + - PointerEvent + - Reference +translation_of: Web/API/Element/releasePointerCapture +--- +<div>{{APIRef("DOM")}}</div> + +<p><span class="seoSummary">{{domxref("Element")}} インターフェイスの <strong><code>releasePointerCapture()</code></strong> メソッドは、特定の({{domxref("PointerEvent")}})<em>ポインタ</em>に対して以前に設定された<em>ポインタキャプチャ</em>を解放(停止)します。</span></p> + +<p><em>ポインタキャプチャ</em>の説明と特定の要素に設定する方法については、{{domxref("Element.setPointerCapture","Element.setPointerCapture()")}} メソッドを参照してください。</p> + +<h2 id="Syntax" name="Syntax">構文</h2> + +<pre class="syntaxbox"><em>targetElement</em>.releasePointerCapture(<em>pointerId</em>); +</pre> + +<h3 id="Parameters" name="Parameters">パラメーター</h3> + +<dl> + <dt><code>pointerId</code></dt> + <dd>{{domxref("PointerEvent")}} オブジェクトの {{domxref("PointerEvent.pointerId", "pointerId")}}。</dd> +</dl> + +<h3 id="Return_value" name="Return_value">戻り値</h3> + +<p>このメソッドは <code>undefined</code> を返します。</p> + +<h3 id="Exceptions" name="Exceptions">例外</h3> + +<table class="standard-table"> + <thead> + <tr> + <th scope="col">例外</th> + <th scope="col">説明</th> + </tr> + </thead> + <tbody> + <tr> + <td><code>InvalidPointerId</code></td> + <td>pointerId は、どのアクティブポインタとも一致しません。</td> + </tr> + </tbody> +</table> + +<h2 id="Example" name="Example">例</h2> + +<p>この例では、{{HtmlElement("div")}} を押下するとポインタキャプチャが設定されます。 これにより、ポインタをその境界の外側に移動した場合でも、要素を水平方向にスライドさせることができます。</p> + +<h3 id="HTML" name="HTML">HTML</h3> + +<pre class="brush: html"><div id="slider">SLIDE ME</div></pre> + +<h3 id="CSS" name="CSS">CSS</h3> + +<pre class="brush: css">div { + width: 140px; + height: 50px; + display: flex; + align-items: center; + justify-content: center; + background: #fbe; +}</pre> + +<h3 id="JavaScript" name="JavaScript">JavaScript</h3> + +<pre class="brush: js">function beginSliding(e) { + slider.onpointermove = slide; + slider.setPointerCapture(e.pointerId); +} + +function stopSliding(e) { + slider.onpointermove = null; + slider.releasePointerCapture(e.pointerId); +} + +function slide(e) { + slider.style.transform = `translate(${e.clientX - 70}px)`; +} + +const slider = document.getElementById('slider'); + +slider.onpointerdown = beginSliding; +slider.onpointerup = stopSliding; +</pre> + +<h3 id="Result" name="Result">結果</h3> + +<p>{{EmbedLiveSample("Example")}}</p> + +<h2 id="Specifications" name="Specifications">仕様</h2> + +<table class="standard-table"> + <tbody> + <tr> + <th scope="col">仕様</th> + <th scope="col">状態</th> + <th scope="col">コメント</th> + </tr> + <tr> + <td>{{SpecName('Pointer Events 2','#idl-def-element-releasepointercapture-pointerid', 'releasePointerCapture')}}</td> + <td>{{Spec2('Pointer Events 2')}}</td> + <td>不安定版</td> + </tr> + <tr> + <td>{{SpecName('Pointer Events', '#idl-def-element-releasepointercapture-pointerid', 'releasePointerCapture')}}</td> + <td>{{Spec2('Pointer Events')}}</td> + <td>初期定義</td> + </tr> + </tbody> +</table> + +<h2 id="Browser_compatibility" name="Browser_compatibility">ブラウザーの互換性</h2> + + + +<p>{{Compat("api.Element.releasePointerCapture")}}</p> + +<h2 id="See_also" name="See_also">関連情報</h2> + +<ul> + <li>{{ domxref("Element.setPointerCapture","Element.setPointerCapture()") }}</li> + <li>{{ domxref("Pointer_events","Pointer Events") }}</li> +</ul> |