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author | Peter Bengtsson <mail@peterbe.com> | 2020-12-08 14:41:15 -0500 |
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committer | Peter Bengtsson <mail@peterbe.com> | 2020-12-08 14:41:15 -0500 |
commit | 4b1a9203c547c019fc5398082ae19a3f3d4c3efe (patch) | |
tree | d4a40e13ceeb9f85479605110a76e7a4d5f3b56b /files/de/web/api/canvasrenderingcontext2d/fillrect/index.html | |
parent | 33058f2b292b3a581333bdfb21b8f671898c5060 (diff) | |
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diff --git a/files/de/web/api/canvasrenderingcontext2d/fillrect/index.html b/files/de/web/api/canvasrenderingcontext2d/fillrect/index.html new file mode 100644 index 0000000000..178a861f4e --- /dev/null +++ b/files/de/web/api/canvasrenderingcontext2d/fillrect/index.html @@ -0,0 +1,177 @@ +--- +title: CanvasRenderingContext2D.fillRect() +slug: Web/API/CanvasRenderingContext2D/fillRect +tags: + - API + - Canvas + - CanvasRenderingContext2D + - Method + - Methode(2) + - Reference + - Referenz +translation_of: Web/API/CanvasRenderingContext2D/fillRect +--- +<div>{{APIRef}}</div> + +<p>Die Methode <code><strong>CanvasRenderingContext2D</strong></code><strong><code>.fillRect()</code></strong> der Canvas 2D API zeichnet ein ausgefülltes Rechteck an der Position <em>(<code>x</code>, <code>y</code>)</em>. Die Größe wird über die Parameter <code><em>width</em></code> und <code><em>height</em></code> bestimmt. Die Füllfarbe wird über das Attribut <code>fillStyle</code> des Context-Objekts festgelegt.</p> + +<h2 id="Syntax">Syntax</h2> + +<pre class="syntaxbox">void <var><em>ctx</em>.fillRect(x, y, width, height);</var> +</pre> + +<h3 id="Parameter">Parameter</h3> + +<dl> + <dt><code>x</code></dt> + <dd>Die Koordinate auf der x-Achse als horizontaler Startpunkt des Rechtecks.</dd> + <dt><code>y</code></dt> + <dd>Die Koordinate auf der y-Achse als vertikaler Startpunkt des Rechtecks.</dd> + <dt><code>width</code></dt> + <dd>Die Breite des Rechtecks.</dd> + <dt><code>height</code></dt> + <dd>Die Höhe des Rechtecks.</dd> +</dl> + +<h2 id="Beispiele">Beispiele</h2> + +<h3 id="Benutzung_der_Methode_fillRect">Benutzung der Methode <code>fillRect</code></h3> + +<p>Dies ist ein einfaches Code-Beispiel, welches die <code>fillRect</code> Methode nutzt.</p> + +<h4 id="HTML">HTML</h4> + +<pre class="brush: html"><canvas id="canvas"></canvas> +</pre> + +<h4 id="JavaScript">JavaScript</h4> + +<pre class="brush: js; highlight:[4]">var canvas = document.getElementById("canvas"); +var ctx = canvas.getContext("2d"); +ctx.fillStyle = "green"; +ctx.fillRect(10, 10, 100, 100); + +// fill the whole canvas +// ctx.fillRect(0, 0, canvas.width, canvas.height); +</pre> + +<p>Ändern Sie den unten gezeigten Code und sehen Sie Ihre Änderungen live im Canvas-Element:</p> + +<div style="display: none;"> +<h6 id="Playable_code">Playable code</h6> + +<pre class="brush: html"><canvas id="canvas" width="400" height="200" class="playable-canvas"></canvas> +<div class="playable-buttons"> + <input id="edit" type="button" value="Edit" /> + <input id="reset" type="button" value="Reset" /> +</div> +<textarea id="code" class="playable-code"> +ctx.fillStyle = "green"; +ctx.fillRect(10, 10, 100, 100);</textarea> +</pre> + +<pre class="brush: js">var canvas = document.getElementById("canvas"); +var ctx = canvas.getContext("2d"); +var textarea = document.getElementById("code"); +var reset = document.getElementById("reset"); +var edit = document.getElementById("edit"); +var code = textarea.value; + +function drawCanvas() { + ctx.clearRect(0, 0, canvas.width, canvas.height); + eval(textarea.value); +} + +reset.addEventListener("click", function() { + textarea.value = code; + drawCanvas(); +}); + +edit.addEventListener("click", function() { + textarea.focus(); +}) + +textarea.addEventListener("input", drawCanvas); +window.addEventListener("load", drawCanvas); +</pre> +</div> + +<p>{{ EmbedLiveSample('Playable_code', 700, 360) }}</p> + +<h2 id="Spezifikationen">Spezifikationen</h2> + +<table class="standard-table"> + <tbody> + <tr> + <th scope="col">Spezifikation</th> + <th scope="col">Status</th> + <th scope="col">Kommentar</th> + </tr> + <tr> + <td>{{SpecName('HTML WHATWG', "scripting.html#dom-context-2d-fillrect", "CanvasRenderingContext2D.fillRect")}}</td> + <td>{{Spec2('HTML WHATWG')}}</td> + <td> </td> + </tr> + </tbody> +</table> + +<h2 id="Browserkompatibilität">Browserkompatibilität</h2> + +<p>{{CompatibilityTable}}</p> + +<div id="compat-desktop"> +<table class="compat-table"> + <tbody> + <tr> + <th>Feature</th> + <th>Chrome</th> + <th>Firefox (Gecko)</th> + <th>Internet Explorer</th> + <th>Opera</th> + <th>Safari</th> + </tr> + <tr> + <td>Basic support</td> + <td>{{CompatVersionUnknown}}</td> + <td>{{CompatVersionUnknown}}</td> + <td>{{CompatVersionUnknown}}</td> + <td>{{CompatVersionUnknown}}</td> + <td>{{CompatVersionUnknown}}</td> + </tr> + </tbody> +</table> +</div> + +<div id="compat-mobile"> +<table class="compat-table"> + <tbody> + <tr> + <th>Feature</th> + <th>Android</th> + <th>Chrome for Android</th> + <th>Firefox Mobile (Gecko)</th> + <th>IE Mobile</th> + <th>Opera Mobile</th> + <th>Safari Mobile</th> + </tr> + <tr> + <td>Basic support</td> + <td>{{CompatVersionUnknown}}</td> + <td>{{CompatVersionUnknown}}</td> + <td>{{CompatVersionUnknown}}</td> + <td>{{CompatVersionUnknown}}</td> + <td>{{CompatVersionUnknown}}</td> + <td>{{CompatVersionUnknown}}</td> + </tr> + </tbody> +</table> +</div> + +<h2 id="Siehe_auch">Siehe auch</h2> + +<ul> + <li>Das zugehörige Interface, {{domxref("CanvasRenderingContext2D")}}</li> + <li>{{domxref("CanvasRenderingContext2D.fillStyle")}}</li> + <li>{{domxref("CanvasRenderingContext2D.clearRect()")}}</li> + <li>{{domxref("CanvasRenderingContext2D.strokeRect()")}}</li> +</ul> |