rlayers/dist/layer/RLayerTileWebGL.js

React Components for OpenLayers

import { WebGLTile as LayerTileWebGL } from 'ol/layer';
import { ImageTile as SourceImageTile } from 'ol/source';
import { default as RLayerWebGL } from './RLayerWebGL';
/**
 * A layer with XYZ raster tiles rendered by WebGL
 *
 * Requires an `RMap` context
 */
export default class RLayerTileWebGL extends RLayerWebGL {
    constructor(props) {
        super(props);
        this.createSource();
        this.ol = new LayerTileWebGL({
            opacity: 0.9,
            source: this.source,
            cacheSize: props.cacheSize
        });
        this.eventSources = [this.ol, this.source];
    }
    createSource() {
        this.source = new SourceImageTile({
            url: this.props.url,
            interpolate: !this.props.noIterpolation,
            projection: this.props.projection,
            tileGrid: this.props.tileGrid,
            crossOrigin: 'anonymous',
            attributions: this.props.attributions
        });
        this.eventSources = [this.ol, this.source];
    }
    refresh(prevProps) {
        super.refresh(prevProps);
        if ((prevProps === null || prevProps === void 0 ? void 0 : prevProps.tileGrid) !== this.props.tileGrid || (prevProps === null || prevProps === void 0 ? void 0 : prevProps.url) !== this.props.url) {
            this.createSource();
            this.ol.setSource(this.source);
            this.attachOldEventHandlers(this.source);
        }
    }
}
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