import { defaultValue } from "@cesium/engine"; let canvasCount = 0; function createCanvas(width, height) { width = defaultValue(width, 1); height = defaultValue(height, 1); const canvas = document.createElement("canvas"); canvas.id = `canvas${canvasCount++}`; canvas.setAttribute("width", width); canvas.setAttribute("clientWidth", width); canvas.setAttribute("height", height); canvas.setAttribute("clientHeight", height); canvas.innerHTML = "To view this web page, upgrade your browser; it does not support the HTML5 canvas element."; document.body.appendChild(canvas); return canvas; } export default createCanvas;