function computeOffsets()

in applications/clouddemo/net4/CloudDemo.Mvc/Scripts/bootstrap.bundle.js [2862:2925]

• 54 lines of code
• 12 McCabe index (conditional complexity)

  function computeOffsets(_ref) {
    var reference = _ref.reference,
        element = _ref.element,
        placement = _ref.placement;
    var basePlacement = placement ? getBasePlacement(placement) : null;
    var variation = placement ? getVariation(placement) : null;
    var commonX = reference.x + reference.width / 2 - element.width / 2;
    var commonY = reference.y + reference.height / 2 - element.height / 2;
    var offsets;

    switch (basePlacement) {
      case top:
        offsets = {
          x: commonX,
          y: reference.y - element.height
        };
        break;

      case bottom:
        offsets = {
          x: commonX,
          y: reference.y + reference.height
        };
        break;

      case right:
        offsets = {
          x: reference.x + reference.width,
          y: commonY
        };
        break;

      case left:
        offsets = {
          x: reference.x - element.width,
          y: commonY
        };
        break;

      default:
        offsets = {
          x: reference.x,
          y: reference.y
        };
    }

    var mainAxis = basePlacement ? getMainAxisFromPlacement(basePlacement) : null;

    if (mainAxis != null) {
      var len = mainAxis === 'y' ? 'height' : 'width';

      switch (variation) {
        case start:
          offsets[mainAxis] = offsets[mainAxis] - (reference[len] / 2 - element[len] / 2);
          break;

        case end:
          offsets[mainAxis] = offsets[mainAxis] + (reference[len] / 2 - element[len] / 2);
          break;
      }
    }

    return offsets;
  }