HaxeFoundation.haxe/std/js/html/CanvasElement.hx

/*
 * Copyright (C)2005-2013 Haxe Foundation
 *
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 * copy of this software and associated documentation files (the "Software"),
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 * and/or sell copies of the Software, and to permit persons to whom the
 * Software is furnished to do so, subject to the following conditions:
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 * The above copyright notice and this permission notice shall be included in
 * all copies or substantial portions of the Software.
 *
 * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
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// This file is generated, do not edit!
package js.html;

/** DOM&nbsp;canvas elements expose the <code><a class="external" href="http://www.w3.org/TR/html5/the-canvas-element.html#htmlcanvaselement" rel="external nofollow" target="_blank" title="http://www.w3.org/TR/html5/the-canvas-element.html#htmlcanvaselement">HTMLCanvasElement</a></code> interface, which provides properties and methods for manipulating the layout and presentation of canvas elements. The <code>HTMLCanvasElement</code> interface inherits the properties and methods of the <code><a rel="custom" href="/api/js/html/Element">element</a></code>
 object interface.<br><br>
Documentation for this class was provided by <a href="https://developer.mozilla.org/en/DOM/HTMLCanvasElement">MDN</a>. */
@:native("HTMLCanvasElement")
extern class CanvasElement extends Element
{
	/** Reflects the 

<code><a rel="custom" href="https://developer.mozilla.org/en/HTML/Element/canvas#attr-height">height</a></code>
 HTML attribute, specifying the height of the coordinate space in CSS pixels. */
	var height : Int;

	/** Reflects the 

<code><a rel="custom" href="https://developer.mozilla.org/en/HTML/Element/canvas#attr-width">width</a></code>
 HTML attribute, specifying the width of the coordinate space in CSS pixels. */
	var width : Int;

	function getContext( contextId : String ) : Dynamic;

	function toDataURL( ?type : String ) : String;

	/** A typed shortcut for <code>getContext("2d")</code>. */
	public inline function getContext2d() : CanvasRenderingContext2D { return cast getContext("2d"); }

	public inline function getContextWebGL( ?attribs :js.html.webgl.ContextAttributes ) :js.html.webgl.RenderingContext {
		return CanvasUtil.getContextWebGL(this, attribs);
	}
}

private class CanvasUtil {
	public static function getContextWebGL( canvas :CanvasElement, attribs :Dynamic ) {
		for (name in ["webgl", "experimental-webgl"]) {
			var ctx = (untyped canvas).getContext(name, attribs);
			if (ctx != null) return ctx;
		}
		return null;
	}
}