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Kha/Tools/macos/std/js/html/CanvasElement.hx

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+/*
+ * Copyright (C)2005-2019 Haxe Foundation
+ *
+ * Permission is hereby granted, free of charge, to any person obtaining a
+ * copy of this software and associated documentation files (the "Software"),
+ * to deal in the Software without restriction, including without limitation
+ * the rights to use, copy, modify, merge, publish, distribute, sublicense,
+ * 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:
+ *
+ * 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
+ * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
+ * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
+ * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
+ * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING
+ * FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER
+ * DEALINGS IN THE SOFTWARE.
+ */
+
+// This file is generated from mozilla\HTMLCanvasElement.webidl. Do not edit!
+
+package js.html;
+
+/**
+	The `HTMLCanvasElement` interface provides properties and methods for manipulating the layout and presentation of canvas elements. The `HTMLCanvasElement` interface also inherits the properties and methods of the `HTMLElement` interface.
+
+	Documentation [HTMLCanvasElement](https://developer.mozilla.org/en-US/docs/Web/API/HTMLCanvasElement) by [Mozilla Contributors](https://developer.mozilla.org/en-US/docs/Web/API/HTMLCanvasElement$history), licensed under [CC-BY-SA 2.5](https://creativecommons.org/licenses/by-sa/2.5/).
+
+	@see <https://developer.mozilla.org/en-US/docs/Web/API/HTMLCanvasElement>
+**/
+@:native("HTMLCanvasElement")
+extern class CanvasElement extends Element {
+	
+	/**
+		Is a positive `integer` reflecting the `width` HTML attribute of the `canvas` element interpreted in CSS pixels. When the attribute is not specified, or if it is set to an invalid value, like a negative, the default value of `300` is used.
+	**/
+	var width : Int;
+	
+	/**
+		Is a positive `integer` reflecting the `height` HTML attribute of the `canvas` element interpreted in CSS pixels. When the attribute is not specified, or if it is set to an invalid value, like a negative, the default value of `150` is used.
+	**/
+	var height : Int;
+	
+	
+	/**
+		Returns a drawing context on the canvas, or null if the context ID is not supported. A drawing context lets you draw on the canvas. Calling getContext with `"2d"` returns a `CanvasRenderingContext2D` object, whereas calling it with `"webgl"` (or `"experimental-webgl"`) returns a `WebGLRenderingContext` object. This context is only available on browsers that implement WebGL.
+		@throws DOMError
+	**/
+	function getContext( contextId : String, ?contextOptions : Dynamic ) : Dynamic;
+	
+	/**
+		Returns a data-URL containing a representation of the image in the format specified by the `type` parameter (defaults to `png`). The returned image is in a resolution of 96dpi.
+		@throws DOMError
+	**/
+	function toDataURL( type : String = "", ?encoderOptions : Dynamic ) : String;
+	
+	/**
+		Creates a `Blob` object representing the image contained in the canvas; this file may be cached on the disk or stored in memory at the discretion of the user agent.
+		@throws DOMError
+	**/
+	function toBlob( callback : Blob -> Void, type : String = "", ?encoderOptions : Dynamic ) : Void;
+	
+	/**
+		Returns a `CanvasCaptureMediaStream` that is a real-time video capture of the surface of the canvas.
+		@throws DOMError
+	**/
+	function captureStream( ?frameRate : Float ) : CanvasCaptureMediaStream;
+	
+	/** Shorthand for getting a CanvasRenderingContext2D. */
+	inline function getContext2d( ?attribs : {} ) : CanvasRenderingContext2D {
+		return cast getContext("2d", attribs);
+	}
+	/** Shorthand for getting a js.html.webgl.RenderingContext. */
+	inline function getContextWebGL( ?attribs : js.html.webgl.ContextAttributes ) : js.html.webgl.RenderingContext {
+		return CanvasUtil.getContextWebGL(this, attribs);
+	}
+	/** Shorthand for getting a js.html.webgl.WebGL2RenderingContext. */
+	inline function getContextWebGL2( ?attribs : js.html.webgl.ContextAttributes ) : js.html.webgl.WebGL2RenderingContext {
+		return this.getContext('webgl2', attribs);
+	}
+}
+
+private class CanvasUtil {
+	public static function getContextWebGL( canvas :CanvasElement, attribs :{} ) {
+		for (name in ["webgl", "experimental-webgl"]) {
+			var ctx = canvas.getContext(name, attribs);
+			if (ctx != null) return ctx;
+		}
+		return null;
+	}
+}