//关于openlayers创建图层 import ImageLayer from 'ol/layer/Image'createImageLayers(title, extent, imgUrl, opacity, zindex, visible) {const self = thisconst tempLayer = new ImageLayer({zIndex: zindex,title: title,name: title,visible: visible,opacity: opacity})self.$map.addLayer(tempLayer) var source = new Static({url: imgUrl,crossOrigin: null,projection: new Projection({code: 'EPSG:4326',extent: extent// 此处为图层的外包范围}),imageExtent: extent})tempLayer.setSource(source)},```
