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svg-helpers.js

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  • user avatar
    chris48s authored and GitHub committed
    * load icons once on module load
    46ed6f02
    History
    svg-helpers.js 845 B
    import SVGPathCommander from 'svg-path-commander'
    import loadSimpleIcons from './load-simple-icons.js'
    
    const simpleIcons = loadSimpleIcons()
    
    function svg2base64(svg) {
      return `data:image/svg+xml;base64,${Buffer.from(svg.trim()).toString(
        'base64',
      )}`
    }
    
    function getIconSize(iconKey) {
      if (!(iconKey in simpleIcons)) {
        return undefined
      }
    
      const {
        width,
        height,
        x: x0,
        y: y0,
        x2: x1,
        y2: y1,
      } = SVGPathCommander.getPathBBox(simpleIcons[iconKey].path)
    
      return { width, height, x0, y0, x1, y1 }
    }
    
    function resetIconPosition(path) {
      const { x: offsetX, y: offsetY } = SVGPathCommander.getPathBBox(path)
      const pathReset = new SVGPathCommander(path)
        .transform({ translate: [-offsetX, -offsetY] })
        .toString()
    
      return pathReset
    }
    
    export { svg2base64, getIconSize, resetIconPosition }