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Use extends and super for ImageCanvas

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This commit is contained in:
ahocevar
2018-07-17 13:45:54 +02:00
parent 61c48ce09f
commit 6ca865375e
1 changed files with 5 additions and 11 deletions
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16
src/ol/ImageCanvas.js
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@@ -1,7 +1,6 @@
/**
* @module ol/ImageCanvas
*/
import {inherits} from './util.js';
import ImageBase from './ImageBase.js';
import ImageState from './ImageState.js';
@@ -16,10 +15,7 @@ import ImageState from './ImageState.js';
*/
/**
* @extends {module:ol/ImageBase}
*/
class ImageCanvas {
class ImageCanvas extends ImageBase {
/**
* @param {module:ol/extent~Extent} extent Extent.
@@ -31,6 +27,10 @@ class ImageCanvas {
*/
constructor(extent, resolution, pixelRatio, canvas, opt_loader) {
const state = opt_loader !== undefined ? ImageState.IDLE : ImageState.LOADED;
super(extent, resolution, pixelRatio, state);
/**
* Optional canvas loader function.
* @type {?module:ol/ImageCanvas~Loader}
@@ -38,10 +38,6 @@ class ImageCanvas {
*/
this.loader_ = opt_loader !== undefined ? opt_loader : null;
const state = opt_loader !== undefined ? ImageState.IDLE : ImageState.LOADED;
ImageBase.call(this, extent, resolution, pixelRatio, state);
/**
* @private
* @type {HTMLCanvasElement}
@@ -98,7 +94,5 @@ class ImageCanvas {
}
}
inherits(ImageCanvas, ImageBase);
export default ImageCanvas;