// Generated by CoffeeScript 1.4.0
(function() {
  var R, d3cola, defs, enter_nodes, enter_phantom_nodes, enter_views, graph, height, l, links, links_layer, n, nodes, nodes_layer, phantom_links, phantom_links_layer, phantom_nodes, phantom_nodes_layer, svg, views, views_data, width, _i, _j, _len, _len1, _ref, _ref1,
    __indexOf = [].indexOf || function(item) { for (var i = 0, l = this.length; i < l; i++) { if (i in this && this[i] === item) return i; } return -1; };

  graph = {
    nodes: [
      {
        id: 'A',
        graphs: ['I', 'II']
      }, {
        id: 'B',
        graphs: ['II']
      }, {
        id: 'C',
        graphs: ['I', 'II']
      }, {
        id: 'D',
        graphs: ['I']
      }, {
        id: 'E',
        graphs: ['II']
      }, {
        id: 'F',
        graphs: ['I', 'II']
      }, {
        id: 'G',
        graphs: ['I', 'II']
      }, {
        id: 'H',
        graphs: ['I', 'II']
      }, {
        id: 'I',
        graphs: ['I', 'II']
      }, {
        id: 'J',
        graphs: ['I']
      }
    ],
    links: [
      {
        id: 1,
        source: 'A',
        target: 'B',
        graphs: ['II']
      }, {
        id: 2,
        source: 'A',
        target: 'C',
        graphs: ['I', 'II']
      }, {
        id: 3,
        source: 'A',
        target: 'D',
        graphs: ['I']
      }, {
        id: 4,
        source: 'B',
        target: 'E',
        graphs: ['II']
      }, {
        id: 5,
        source: 'B',
        target: 'F',
        graphs: ['II']
      }, {
        id: 6,
        source: 'C',
        target: 'G',
        graphs: ['I', 'II']
      }, {
        id: 7,
        source: 'C',
        target: 'F',
        graphs: ['I', 'II']
      }, {
        id: 8,
        source: 'F',
        target: 'G',
        graphs: ['I', 'II']
      }, {
        id: 9,
        source: 'G',
        target: 'H',
        graphs: ['I', 'II']
      }, {
        id: 10,
        source: 'G',
        target: 'I',
        graphs: ['I', 'II']
      }, {
        id: 11,
        source: 'H',
        target: 'I',
        graphs: ['I', 'II']
      }, {
        id: 12,
        source: 'I',
        target: 'J',
        graphs: ['I']
      }
    ]
  };

  /* objectify the graph
  */


  /* resolve node IDs (not optimized at all!)
  */


  _ref = graph.links;
  for (_i = 0, _len = _ref.length; _i < _len; _i++) {
    l = _ref[_i];
    _ref1 = graph.nodes;
    for (_j = 0, _len1 = _ref1.length; _j < _len1; _j++) {
      n = _ref1[_j];
      if (l.source === n.id) {
        l.source = n;
      }
      if (l.target === n.id) {
        l.target = n;
      }
    }
  }

  R = 18;

  svg = d3.select('svg');

  width = svg.node().getBoundingClientRect().width;

  height = svg.node().getBoundingClientRect().height;

  defs = svg.append('defs');

  /* define arrow markers for graph links
  */


  defs.append('marker').attr({
    id: 'end-arrow',
    viewBox: '0 0 10 10',
    refX: 4 + R,
    refY: 5,
    orient: 'auto'
  }).append('path').attr({
    d: 'M0,0 L0,10 L10,5 z'
  });

  defs.append('marker').attr({
    id: 'phantom-end-arrow',
    viewBox: '0 0 10 10',
    refX: 4 + R,
    refY: 5,
    orient: 'auto'
  }).append('path').attr({
    d: 'M0,0 L0,10 L10,5 z'
  });

  /* create views
  */


  defs.append('clipPath').attr({
    id: 'square_window'
  }).append('rect').attr({
    x: 0,
    y: 0,
    width: width / 2,
    height: height
  });

  views_data = ['I', 'II'];

  views = svg.selectAll('.view').data(views_data);

  enter_views = views.enter().append('g').attr({
    "class": 'view',
    'clip-path': 'url(#square_window)',
    transform: function(d) {
      if (d === 'II') {
        return "translate(" + (width / 2) + ",0)";
      } else {
        return 'translate(0,0)';
      }
    }
  });

  svg.append('line').attr({
    "class": 'separator',
    x1: width / 2,
    y1: 0,
    x2: width / 2,
    y2: height
  });

  /* create phantom nodes and links
  */


  phantom_links_layer = enter_views.append('g');

  phantom_links = phantom_links_layer.selectAll('.link').data((function(v) {
    return graph.links.filter(function(l) {
      return __indexOf.call(l.graphs, v) < 0;
    });
  }), function(d) {
    return d.id;
  });

  phantom_links.enter().append('line').attr('class', 'phantom link');

  phantom_nodes_layer = enter_views.append('g');

  phantom_nodes = phantom_nodes_layer.selectAll('.node').data((function(v) {
    return graph.nodes.filter(function(n) {
      return __indexOf.call(n.graphs, v) < 0;
    });
  }), function(d) {
    return d.id;
  });

  enter_phantom_nodes = phantom_nodes.enter().append('g').attr('class', 'phantom node');

  enter_phantom_nodes.append('circle').attr('r', R);

  /* create nodes and links
  */


  links_layer = enter_views.append('g');

  links = links_layer.selectAll('.link').data((function(v) {
    return graph.links.filter(function(l) {
      return __indexOf.call(l.graphs, v) >= 0;
    });
  }), function(d) {
    return d.id;
  });

  links.enter().append('line').attr('class', 'link');

  nodes_layer = enter_views.append('g');

  nodes = nodes_layer.selectAll('.node').data((function(v) {
    return graph.nodes.filter(function(n) {
      return __indexOf.call(n.graphs, v) >= 0;
    });
  }), function(d) {
    return d.id;
  });

  enter_nodes = nodes.enter().append('g').attr('class', 'node');

  enter_nodes.append('circle').attr('r', R);

  /* draw the label
  */


  enter_nodes.append('text').text(function(d) {
    return d.id;
  }).attr('dy', '0.35em');

  /* cola layout
  */


  graph.nodes.forEach(function(v) {
    v.width = 2.5 * R;
    return v.height = 2.5 * R;
  });

  d3cola = cola.d3adaptor().size([width / 2, height]).linkDistance(70).avoidOverlaps(true).nodes(graph.nodes).links(graph.links).on('tick', function() {
    /* update nodes and links
    */
    views.selectAll('.node').attr('transform', function(d) {
      return "translate(" + d.x + "," + d.y + ")";
    });
    return views.selectAll('.link').attr('x1', function(d) {
      return d.source.x;
    }).attr('y1', function(d) {
      return d.source.y;
    }).attr('x2', function(d) {
      return d.target.x;
    }).attr('y2', function(d) {
      return d.target.y;
    });
  });

  enter_nodes.call(d3cola.drag);

  enter_phantom_nodes.call(d3cola.drag);

  d3cola.start(30, 30, 30);

}).call(this);