{
  "version": 3,
  "sources": ["../../../src/lib/utils/export.ts"],
  "sourcesContent": ["import { PngHelpers, debugFlags } from '@tldraw/editor'\nimport { getBrowserCanvasMaxSize } from '../shapes/shared/getBrowserCanvasMaxSize'\n\n/** @public */\nexport type TLCopyType = 'svg' | 'png' | 'jpeg' | 'json'\n\n/** @public */\nexport type TLExportType = 'svg' | 'png' | 'jpeg' | 'webp' | 'json'\n\n/** @public */\nexport function getSvgAsString(svg: SVGElement) {\n\tconst clone = svg.cloneNode(true) as SVGGraphicsElement\n\n\tsvg.setAttribute('width', +svg.getAttribute('width')! + '')\n\tsvg.setAttribute('height', +svg.getAttribute('height')! + '')\n\n\tconst out = new XMLSerializer()\n\t\t.serializeToString(clone)\n\t\t.replaceAll('&#10;      ', '')\n\t\t.replaceAll(/((\\s|\")[0-9]*\\.[0-9]{2})([0-9]*)(\\b|\"|\\))/g, '$1')\n\n\treturn out\n}\n\n/** @public */\nexport async function getSvgAsImage(\n\tsvg: SVGElement,\n\toptions: {\n\t\ttype: TLCopyType | TLExportType\n\t\tquality: number\n\t\tscale: number\n\t}\n) {\n\tconst { type, quality, scale } = options\n\n\tconst width = +svg.getAttribute('width')!\n\tconst height = +svg.getAttribute('height')!\n\tlet scaledWidth = width * scale\n\tlet scaledHeight = height * scale\n\n\tconst dataUrl = await getSvgAsDataUrl(svg)\n\n\tconst canvasSizes = await getBrowserCanvasMaxSize()\n\tif (width > canvasSizes.maxWidth) {\n\t\tscaledWidth = canvasSizes.maxWidth\n\t\tscaledHeight = (scaledWidth / width) * height\n\t}\n\tif (height > canvasSizes.maxHeight) {\n\t\tscaledHeight = canvasSizes.maxHeight\n\t\tscaledWidth = (scaledHeight / height) * width\n\t}\n\tif (scaledWidth * scaledHeight > canvasSizes.maxArea) {\n\t\tconst ratio = Math.sqrt(canvasSizes.maxArea / (scaledWidth * scaledHeight))\n\t\tscaledWidth *= ratio\n\t\tscaledHeight *= ratio\n\t}\n\n\tscaledWidth = Math.floor(scaledWidth)\n\tscaledHeight = Math.floor(scaledHeight)\n\tconst effectiveScale = scaledWidth / width\n\n\tconst canvas = await new Promise<HTMLCanvasElement | null>((resolve) => {\n\t\tconst image = new Image()\n\t\timage.crossOrigin = 'anonymous'\n\n\t\timage.onload = async () => {\n\t\t\t// safari will fire `onLoad` before the fonts in the SVG are\n\t\t\t// actually loaded. just waiting around a while is brittle, but\n\t\t\t// there doesn't seem to be any better solution for now :( see\n\t\t\t// https://bugs.webkit.org/show_bug.cgi?id=219770\n\t\t\tawait new Promise((resolve) => setTimeout(resolve, 250))\n\n\t\t\tconst canvas = document.createElement('canvas') as HTMLCanvasElement\n\t\t\tconst ctx = canvas.getContext('2d')!\n\n\t\t\tcanvas.width = scaledWidth\n\t\t\tcanvas.height = scaledHeight\n\n\t\t\tctx.imageSmoothingEnabled = true\n\t\t\tctx.imageSmoothingQuality = 'high'\n\t\t\tctx.drawImage(image, 0, 0, scaledWidth, scaledHeight)\n\n\t\t\tURL.revokeObjectURL(dataUrl)\n\n\t\t\tresolve(canvas)\n\t\t}\n\n\t\timage.onerror = () => {\n\t\t\tresolve(null)\n\t\t}\n\n\t\timage.src = dataUrl\n\t})\n\n\tif (!canvas) return null\n\n\tconst blob = await new Promise<Blob | null>((resolve) =>\n\t\tcanvas.toBlob(\n\t\t\t(blob) => {\n\t\t\t\tif (!blob || debugFlags.throwToBlob.value) {\n\t\t\t\t\tresolve(null)\n\t\t\t\t}\n\t\t\t\tresolve(blob)\n\t\t\t},\n\t\t\t'image/' + type,\n\t\t\tquality\n\t\t)\n\t)\n\n\tif (!blob) return null\n\n\tconst view = new DataView(await blob.arrayBuffer())\n\treturn PngHelpers.setPhysChunk(view, effectiveScale, {\n\t\ttype: 'image/' + type,\n\t})\n}\n\n/** @public */\nexport async function getSvgAsDataUrl(svg: SVGElement) {\n\tconst clone = svg.cloneNode(true) as SVGGraphicsElement\n\tclone.setAttribute('encoding', 'UTF-8\"')\n\n\tconst fileReader = new FileReader()\n\tconst imgs = Array.from(clone.querySelectorAll('image')) as SVGImageElement[]\n\n\tfor (const img of imgs) {\n\t\tconst src = img.getAttribute('xlink:href')\n\t\tif (src) {\n\t\t\tif (!src.startsWith('data:')) {\n\t\t\t\tconst blob = await (await fetch(src)).blob()\n\t\t\t\tconst base64 = await new Promise<string>((resolve, reject) => {\n\t\t\t\t\tfileReader.onload = () => resolve(fileReader.result as string)\n\t\t\t\t\tfileReader.onerror = () => reject(fileReader.error)\n\t\t\t\t\tfileReader.readAsDataURL(blob)\n\t\t\t\t})\n\t\t\t\timg.setAttribute('xlink:href', base64)\n\t\t\t}\n\t\t}\n\t}\n\n\treturn getSvgAsDataUrlSync(clone)\n}\n\n/** @public */\nexport function getSvgAsDataUrlSync(node: SVGElement) {\n\tconst svgStr = new XMLSerializer().serializeToString(node)\n\t// NOTE: `unescape` works everywhere although deprecated\n\tconst base64SVG = window.btoa(unescape(encodeURIComponent(svgStr)))\n\treturn `data:image/svg+xml;base64,${base64SVG}`\n}\n\n/** @public */\nexport function downloadDataURLAsFile(dataUrl: string, filename: string) {\n\tconst link = document.createElement('a')\n\tlink.href = dataUrl\n\tlink.download = filename\n\tlink.click()\n}\n\n/** @public */\nexport function getTextBoundingBox(text: SVGTextElement) {\n\tconst svg = document.createElementNS('http://www.w3.org/2000/svg', 'svg')\n\tsvg.appendChild(text)\n\n\tdocument.body.appendChild(svg)\n\tconst bbox = text.getBoundingClientRect()\n\tdocument.body.removeChild(svg)\n\n\treturn bbox\n}\n"],
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  "names": ["resolve", "canvas", "blob"]
}