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Make layers responsible for creating layer renderers

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This commit is contained in:
Tim Schaub
2016-12-28 11:55:51 -07:00
parent 8df6d3da9c
commit afefe66af8
8 changed files with 79 additions and 60 deletions
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18
src/ol/layer/tile.js
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@@ -4,6 +4,9 @@ goog.require('ol');
goog.require('ol.layer.Layer');
goog.require('ol.layer.TileProperty');
goog.require('ol.obj');
goog.require('ol.renderer.Type');
goog.require('ol.renderer.canvas.TileLayer');
goog.require('ol.renderer.webgl.TileLayer');
/**
@@ -36,6 +39,21 @@ ol.layer.Tile = function(opt_options) {
ol.inherits(ol.layer.Tile, ol.layer.Layer);
/**
* @inheritDoc
*/
ol.layer.Tile.prototype.createRenderer = function(mapRenderer) {
var renderer = null;
var type = mapRenderer.getType();
if (ol.ENABLE_CANVAS && type === ol.renderer.Type.CANVAS) {
renderer = new ol.renderer.canvas.TileLayer(this);
} else if (ol.ENABLE_WEBGL && type === ol.renderer.Type.WEBGL) {
renderer = new ol.renderer.webgl.TileLayer(/** @type {ol.renderer.webgl.Map} */ (mapRenderer), this);
}
return renderer;
};
/**
* Return the level as number to which we will preload tiles up to.
* @return {number} The level to preload tiles up to.