{
  "version": 3,
  "sources": ["../../../../src/lib/shapes/shared/defaultStyleDefs.tsx"],
  "sourcesContent": ["import {\n\tDefaultColorThemePalette,\n\tDefaultFontFamilies,\n\tDefaultFontStyle,\n\tHASH_PATTERN_ZOOM_NAMES,\n\tMAX_ZOOM,\n\tSvgExportDef,\n\tTLDefaultColorTheme,\n\tTLDefaultFillStyle,\n\tTLDefaultFontStyle,\n\tTLShapeUtilCanvasSvgDef,\n\tdebugFlags,\n\tuseEditor,\n} from '@tldraw/editor'\nimport { useEffect, useMemo, useRef, useState } from 'react'\n\n/** @public */\nexport function getFontDefForExport(fontStyle: TLDefaultFontStyle): SvgExportDef {\n\treturn {\n\t\tkey: `${DefaultFontStyle.id}:${fontStyle}`,\n\t\tgetElement: async () => {\n\t\t\tconst font = findFont(fontStyle)\n\t\t\tif (!font) return null\n\n\t\t\tconst url = (font as any).$$_url\n\t\t\tconst fontFaceRule = (font as any).$$_fontface\n\t\t\tif (!url || !fontFaceRule) return null\n\n\t\t\tconst fontFile = await (await fetch(url)).blob()\n\t\t\tconst base64FontFile = await new Promise<string>((resolve, reject) => {\n\t\t\t\tconst reader = new FileReader()\n\t\t\t\treader.onload = () => resolve(reader.result as string)\n\t\t\t\treader.onerror = reject\n\t\t\t\treader.readAsDataURL(fontFile)\n\t\t\t})\n\n\t\t\tconst newFontFaceRule = fontFaceRule.replace(url, base64FontFile)\n\t\t\tconst style = document.createElementNS('http://www.w3.org/2000/svg', 'style')\n\t\t\tstyle.textContent = newFontFaceRule\n\t\t\treturn style\n\t\t},\n\t}\n}\n\nfunction findFont(name: TLDefaultFontStyle): FontFace | null {\n\tconst fontFamily = DefaultFontFamilies[name]\n\tfor (const font of document.fonts) {\n\t\tif (fontFamily.includes(font.family)) {\n\t\t\treturn font\n\t\t}\n\t}\n\treturn null\n}\n\n/** @public */\nexport function getFillDefForExport(\n\tfill: TLDefaultFillStyle,\n\ttheme: TLDefaultColorTheme\n): SvgExportDef {\n\treturn {\n\t\tkey: `${DefaultFontStyle.id}:${fill}`,\n\t\tgetElement: async () => {\n\t\t\tif (fill !== 'pattern') return null\n\n\t\t\tconst t = 8 / 12\n\t\t\tconst divEl = document.createElement('div')\n\t\t\tdivEl.innerHTML = `\n\t\t\t\t<svg>\n\t\t\t\t\t<defs>\n\t\t\t\t\t\t<mask id=\"hash_pattern_mask\">\n\t\t\t\t\t\t\t<rect x=\"0\" y=\"0\" width=\"8\" height=\"8\" fill=\"white\" />\n\t\t\t\t\t\t\t<g\n\t\t\t\t\t\t\t\tstrokeLinecap=\"round\"\n\t\t\t\t\t\t\t\tstroke=\"black\"\n\t\t\t\t\t\t\t>\n\t\t\t\t\t\t\t\t<line x1=\"${t * 1}\" y1=\"${t * 3}\" x2=\"${t * 3}\" y2=\"${t * 1}\" />\n\t\t\t\t\t\t\t\t<line x1=\"${t * 5}\" y1=\"${t * 7}\" x2=\"${t * 7}\" y2=\"${t * 5}\" />\n\t\t\t\t\t\t\t\t<line x1=\"${t * 9}\" y1=\"${t * 11}\" x2=\"${t * 11}\" y2=\"${t * 9}\" />\n\t\t\t\t\t\t\t</g>\n\t\t\t\t\t\t</mask>\n\t\t\t\t\t\t<pattern\n\t\t\t\t\t\t\tid=\"hash_pattern\"\n\t\t\t\t\t\t\twidth=\"8\"\n\t\t\t\t\t\t\theight=\"8\"\n\t\t\t\t\t\t\tpatternUnits=\"userSpaceOnUse\"\n\t\t\t\t\t\t>\n\t\t\t\t\t\t\t<rect x=\"0\" y=\"0\" width=\"8\" height=\"8\" fill=\"${theme.solid}\" mask=\"url(#hash_pattern_mask)\" />\n\t\t\t\t\t\t</pattern>\n\t\t\t\t\t</defs>\n\t\t\t\t</svg>\n\t\t\t`\n\t\t\treturn Array.from(divEl.querySelectorAll('defs > *'))\n\t\t},\n\t}\n}\n\nexport function getFillDefForCanvas(): TLShapeUtilCanvasSvgDef {\n\treturn {\n\t\tkey: `${DefaultFontStyle.id}:pattern`,\n\t\tcomponent: PatternFillDefForCanvas,\n\t}\n}\nconst TILE_PATTERN_SIZE = 8\n\nconst generateImage = (dpr: number, currentZoom: number, darkMode: boolean) => {\n\treturn new Promise<Blob>((resolve, reject) => {\n\t\tconst size = TILE_PATTERN_SIZE * currentZoom * dpr\n\n\t\tconst canvasEl = document.createElement('canvas')\n\t\tcanvasEl.width = size\n\t\tcanvasEl.height = size\n\n\t\tconst ctx = canvasEl.getContext('2d')\n\t\tif (!ctx) return\n\n\t\tctx.fillStyle = darkMode ? '#212529' : '#f8f9fa'\n\t\tctx.fillRect(0, 0, size, size)\n\n\t\t// This essentially generates an inverse of the pattern we're drawing.\n\t\tctx.globalCompositeOperation = 'destination-out'\n\n\t\tctx.lineCap = 'round'\n\t\tctx.lineWidth = 1.25 * currentZoom * dpr\n\n\t\tconst t = 8 / 12\n\t\tconst s = (v: number) => v * currentZoom * dpr\n\n\t\tctx.beginPath()\n\t\tctx.moveTo(s(t * 1), s(t * 3))\n\t\tctx.lineTo(s(t * 3), s(t * 1))\n\n\t\tctx.moveTo(s(t * 5), s(t * 7))\n\t\tctx.lineTo(s(t * 7), s(t * 5))\n\n\t\tctx.moveTo(s(t * 9), s(t * 11))\n\t\tctx.lineTo(s(t * 11), s(t * 9))\n\t\tctx.stroke()\n\n\t\tcanvasEl.toBlob((blob) => {\n\t\t\tif (!blob || debugFlags.throwToBlob.value) {\n\t\t\t\treject()\n\t\t\t} else {\n\t\t\t\tresolve(blob)\n\t\t\t}\n\t\t})\n\t})\n}\n\nconst canvasBlob = (size: [number, number], fn: (ctx: CanvasRenderingContext2D) => void) => {\n\tconst canvas = document.createElement('canvas')\n\tcanvas.width = size[0]\n\tcanvas.height = size[1]\n\tconst ctx = canvas.getContext('2d')\n\tif (!ctx) return ''\n\tfn(ctx)\n\treturn canvas.toDataURL()\n}\ntype PatternDef = { zoom: number; url: string; darkMode: boolean }\n\nconst getDefaultPatterns = () => {\n\tconst defaultPatterns: PatternDef[] = []\n\tfor (let i = 1; i <= Math.ceil(MAX_ZOOM); i++) {\n\t\tconst whitePixelBlob = canvasBlob([1, 1], (ctx) => {\n\t\t\tctx.fillStyle = DefaultColorThemePalette.lightMode.black.semi\n\t\t\tctx.fillRect(0, 0, 1, 1)\n\t\t})\n\t\tconst blackPixelBlob = canvasBlob([1, 1], (ctx) => {\n\t\t\tctx.fillStyle = DefaultColorThemePalette.darkMode.black.semi\n\t\t\tctx.fillRect(0, 0, 1, 1)\n\t\t})\n\t\tdefaultPatterns.push({\n\t\t\tzoom: i,\n\t\t\turl: whitePixelBlob,\n\t\t\tdarkMode: false,\n\t\t})\n\t\tdefaultPatterns.push({\n\t\t\tzoom: i,\n\t\t\turl: blackPixelBlob,\n\t\t\tdarkMode: true,\n\t\t})\n\t}\n\treturn defaultPatterns\n}\n\nfunction usePattern() {\n\tconst editor = useEditor()\n\tconst dpr = editor.instanceState.devicePixelRatio\n\tconst [isReady, setIsReady] = useState(false)\n\tconst defaultPatterns = useMemo(() => getDefaultPatterns(), [])\n\tconst [backgroundUrls, setBackgroundUrls] = useState<PatternDef[]>(defaultPatterns)\n\n\tuseEffect(() => {\n\t\tconst promises: Promise<{ zoom: number; url: string; darkMode: boolean }>[] = []\n\n\t\tfor (let i = 1; i <= Math.ceil(MAX_ZOOM); i++) {\n\t\t\tpromises.push(\n\t\t\t\tgenerateImage(dpr, i, false).then((blob) => ({\n\t\t\t\t\tzoom: i,\n\t\t\t\t\turl: URL.createObjectURL(blob),\n\t\t\t\t\tdarkMode: false,\n\t\t\t\t}))\n\t\t\t)\n\t\t\tpromises.push(\n\t\t\t\tgenerateImage(dpr, i, true).then((blob) => ({\n\t\t\t\t\tzoom: i,\n\t\t\t\t\turl: URL.createObjectURL(blob),\n\t\t\t\t\tdarkMode: true,\n\t\t\t\t}))\n\t\t\t)\n\t\t}\n\n\t\tlet isCancelled = false\n\t\tPromise.all(promises).then((urls) => {\n\t\t\tif (isCancelled) return\n\t\t\tsetBackgroundUrls(urls)\n\t\t\tsetIsReady(true)\n\t\t})\n\n\t\treturn () => {\n\t\t\tisCancelled = true\n\t\t\tsetIsReady(false)\n\t\t}\n\t}, [dpr])\n\n\tconst defs = (\n\t\t<>\n\t\t\t{backgroundUrls.map((item) => {\n\t\t\t\tconst key = item.zoom + (item.darkMode ? '_dark' : '_light')\n\t\t\t\treturn (\n\t\t\t\t\t<pattern\n\t\t\t\t\t\tkey={key}\n\t\t\t\t\t\tid={HASH_PATTERN_ZOOM_NAMES[key]}\n\t\t\t\t\t\twidth={TILE_PATTERN_SIZE}\n\t\t\t\t\t\theight={TILE_PATTERN_SIZE}\n\t\t\t\t\t\tpatternUnits=\"userSpaceOnUse\"\n\t\t\t\t\t>\n\t\t\t\t\t\t<image href={item.url} width={TILE_PATTERN_SIZE} height={TILE_PATTERN_SIZE} />\n\t\t\t\t\t</pattern>\n\t\t\t\t)\n\t\t\t})}\n\t\t</>\n\t)\n\n\treturn { defs, isReady }\n}\n\nfunction PatternFillDefForCanvas() {\n\tconst editor = useEditor()\n\tconst containerRef = useRef<SVGGElement>(null)\n\tconst { defs, isReady } = usePattern()\n\n\tuseEffect(() => {\n\t\tif (isReady && editor.environment.isSafari) {\n\t\t\tconst htmlLayer = findHtmlLayerParent(containerRef.current!)\n\t\t\tif (htmlLayer) {\n\t\t\t\t// Wait for `patternContext` to be picked up\n\t\t\t\trequestAnimationFrame(() => {\n\t\t\t\t\thtmlLayer.style.display = 'none'\n\n\t\t\t\t\t// Wait for 'display = \"none\"' to take effect\n\t\t\t\t\trequestAnimationFrame(() => {\n\t\t\t\t\t\thtmlLayer.style.display = ''\n\t\t\t\t\t})\n\t\t\t\t})\n\t\t\t}\n\t\t}\n\t}, [editor, isReady])\n\n\treturn <g ref={containerRef}>{defs}</g>\n}\n\nfunction findHtmlLayerParent(element: Element): HTMLElement | null {\n\tif (element.classList.contains('tl-html-layer')) return element as HTMLElement\n\tif (element.parentElement) return findHtmlLayerParent(element.parentElement)\n\treturn null\n}\n"],
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