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path: root/src/svg.js
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// Use the `SVG()` function to create a SVG document within a given html element. The first argument can either be an id of the element or the selected element itself.
//
//     var draw = SVG('paper').size(300, 300)
//     var rect = draw.rect(100, 100).attr({ fill: '#f06' })



// The main wrapping element
this.SVG = function(element) {
  if (SVG.supported)
    return new SVG.Doc(element)
}

// DEPRECATED!!! Use SVG() instead
this.svg = function(element) {
  console.warn('WARNING: svg() is deprecated, please use SVG() instead.')
  return SVG(element)
}

// Default namespaces
SVG.ns = 'http://www.w3.org/2000/svg'
SVG.xlink = 'http://www.w3.org/1999/xlink'

// Element id sequence
SVG.did  = 1000

// Get next named element id
SVG.eid = function(name) {
  return 'Svgjs' + name.charAt(0).toUpperCase() + name.slice(1) + 'Element' + (SVG.did++)
}

// Method for element creation
SVG.create = function(name) {
  /* create element */
  var element = document.createElementNS(this.ns, name)
  
  /* apply unique id */
  element.setAttribute('id', this.eid(name))
  
  return element
}

  // Method for extending objects
SVG.extend = function() {
  var modules, methods, key, i
  
  /* get list of modules */
  modules = Array.prototype.slice.call(arguments)
  
  /* get object with extensions */
  methods = modules.pop()
  
  for (i = modules.length - 1; i >= 0; i--)
    if (modules[i])
      for (key in methods)
        modules[i].prototype[key] = methods[key]
}

// svg support test
SVG.supported = (function() {
  return !! document.createElementNS &&
         !! document.createElementNS(SVG.ns,'svg').createSVGRect
})()

if (!SVG.supported) return false