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Use assertInstanceof instead of getImageLayer

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This commit is contained in:
Tom Payne
2013-12-13 17:14:38 +01:00
parent e11d8bf717
commit c9b0d0bf0e
3 changed files with 8 additions and 30 deletions
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13
src/ol/renderer/canvas/canvasimagelayerrenderer.js
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@@ -1,5 +1,6 @@
goog.provide('ol.renderer.canvas.ImageLayer');
goog.require('goog.asserts');
goog.require('goog.events');
goog.require('goog.events.EventType');
goog.require('goog.vec.Mat4');
@@ -47,15 +48,6 @@ ol.renderer.canvas.ImageLayer.prototype.getImage = function() {
};
/**
* @protected
* @return {ol.layer.Image} Single image layer.
*/
ol.renderer.canvas.ImageLayer.prototype.getImageLayer = function() {
return /** @type {ol.layer.Image} */ (this.getLayer());
};
/**
* @inheritDoc
*/
@@ -76,7 +68,8 @@ ol.renderer.canvas.ImageLayer.prototype.renderFrame =
var viewRotation = view2DState.rotation;
var image;
var imageLayer = this.getImageLayer();
var imageLayer = this.getLayer();
goog.asserts.assertInstanceof(imageLayer, ol.layer.Image);
var imageSource = imageLayer.getImageSource();
var hints = frameState.viewHints;