|  | @@ -0,0 +1,1186 @@
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				|  |  | +/* eslint-disable */
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				|  |  | +// https://www.npmjs.com/package/css-layout
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				|  |  | +// change: module export strategy. Use ES6 Module
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				|  |  | +
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				|  |  | +/**
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				|  |  | + * Copyright (c) 2014, Facebook, Inc.
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				|  |  | + * All rights reserved.
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				|  |  | + *
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				|  |  | + * This source code is licensed under the BSD-style license found in the
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				|  |  | + * LICENSE file in the root directory of this source tree. An additional grant
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				|  |  | + * of patent rights can be found in the PATENTS file in the same directory.
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				|  |  | + */
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				|  |  | +
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				|  |  | +var computeLayout = (function() {
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				|  |  | +
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				|  |  | +  var CSS_UNDEFINED;
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				|  |  | +
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				|  |  | +  var CSS_DIRECTION_INHERIT = 'inherit';
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				|  |  | +  var CSS_DIRECTION_LTR = 'ltr';
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				|  |  | +  var CSS_DIRECTION_RTL = 'rtl';
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				|  |  | +
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				|  |  | +  var CSS_FLEX_DIRECTION_ROW = 'row';
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				|  |  | +  var CSS_FLEX_DIRECTION_ROW_REVERSE = 'row-reverse';
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				|  |  | +  var CSS_FLEX_DIRECTION_COLUMN = 'column';
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				|  |  | +  var CSS_FLEX_DIRECTION_COLUMN_REVERSE = 'column-reverse';
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				|  |  | +
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				|  |  | +  var CSS_JUSTIFY_FLEX_START = 'flex-start';
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				|  |  | +  var CSS_JUSTIFY_CENTER = 'center';
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				|  |  | +  var CSS_JUSTIFY_FLEX_END = 'flex-end';
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				|  |  | +  var CSS_JUSTIFY_SPACE_BETWEEN = 'space-between';
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				|  |  | +  var CSS_JUSTIFY_SPACE_AROUND = 'space-around';
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				|  |  | +
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				|  |  | +  var CSS_ALIGN_FLEX_START = 'flex-start';
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				|  |  | +  var CSS_ALIGN_CENTER = 'center';
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				|  |  | +  var CSS_ALIGN_FLEX_END = 'flex-end';
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				|  |  | +  var CSS_ALIGN_STRETCH = 'stretch';
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				|  |  | +
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				|  |  | +  var CSS_POSITION_RELATIVE = 'relative';
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				|  |  | +  var CSS_POSITION_ABSOLUTE = 'absolute';
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				|  |  | +
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				|  |  | +  var leading = {
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				|  |  | +    'row': 'left',
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				|  |  | +    'row-reverse': 'right',
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				|  |  | +    'column': 'top',
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				|  |  | +    'column-reverse': 'bottom'
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				|  |  | +  };
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				|  |  | +  var trailing = {
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				|  |  | +    'row': 'right',
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				|  |  | +    'row-reverse': 'left',
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				|  |  | +    'column': 'bottom',
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				|  |  | +    'column-reverse': 'top'
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				|  |  | +  };
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				|  |  | +  var pos = {
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				|  |  | +    'row': 'left',
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				|  |  | +    'row-reverse': 'right',
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				|  |  | +    'column': 'top',
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				|  |  | +    'column-reverse': 'bottom'
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				|  |  | +  };
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				|  |  | +  var dim = {
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				|  |  | +    'row': 'width',
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				|  |  | +    'row-reverse': 'width',
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				|  |  | +    'column': 'height',
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				|  |  | +    'column-reverse': 'height'
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				|  |  | +  };
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				|  |  | +
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				|  |  | +  // When transpiled to Java / C the node type has layout, children and style
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				|  |  | +  // properties. For the JavaScript version this function adds these properties
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				|  |  | +  // if they don't already exist.
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				|  |  | +  function fillNodes(node) {
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				|  |  | +    if (!node.layout || node.isDirty) {
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				|  |  | +      node.layout = {
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				|  |  | +        width: undefined,
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				|  |  | +        height: undefined,
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				|  |  | +        top: 0,
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				|  |  | +        left: 0,
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				|  |  | +        right: 0,
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				|  |  | +        bottom: 0
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				|  |  | +      };
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				|  |  | +    }
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				|  |  | +
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				|  |  | +    if (!node.style) {
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				|  |  | +      node.style = {};
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				|  |  | +    }
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				|  |  | +
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				|  |  | +    if (!node.children) {
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				|  |  | +      node.children = [];
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				|  |  | +    }
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				|  |  | +    node.children.forEach(fillNodes);
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				|  |  | +    return node;
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				|  |  | +  }
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				|  |  | +
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				|  |  | +  function isUndefined(value) {
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				|  |  | +    return value === undefined;
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				|  |  | +  }
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				|  |  | +
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				|  |  | +  function isRowDirection(flexDirection) {
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				|  |  | +    return flexDirection === CSS_FLEX_DIRECTION_ROW ||
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				|  |  | +           flexDirection === CSS_FLEX_DIRECTION_ROW_REVERSE;
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				|  |  | +  }
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				|  |  | +
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				|  |  | +  function isColumnDirection(flexDirection) {
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				|  |  | +    return flexDirection === CSS_FLEX_DIRECTION_COLUMN ||
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				|  |  | +           flexDirection === CSS_FLEX_DIRECTION_COLUMN_REVERSE;
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				|  |  | +  }
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				|  |  | +
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				|  |  | +  function getLeadingMargin(node, axis) {
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				|  |  | +    if (node.style.marginStart !== undefined && isRowDirection(axis)) {
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				|  |  | +      return node.style.marginStart;
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				|  |  | +    }
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				|  |  | +
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				|  |  | +    var value = null;
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				|  |  | +    switch (axis) {
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				|  |  | +      case 'row':            value = node.style.marginLeft;   break;
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				|  |  | +      case 'row-reverse':    value = node.style.marginRight;  break;
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				|  |  | +      case 'column':         value = node.style.marginTop;    break;
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				|  |  | +      case 'column-reverse': value = node.style.marginBottom; break;
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				|  |  | +    }
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				|  |  | +
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				|  |  | +    if (value !== undefined) {
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				|  |  | +      return value;
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				|  |  | +    }
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				|  |  | +
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				|  |  | +    if (node.style.margin !== undefined) {
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				|  |  | +      return node.style.margin;
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				|  |  | +    }
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				|  |  | +
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				|  |  | +    return 0;
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				|  |  | +  }
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				|  |  | +
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				|  |  | +  function getTrailingMargin(node, axis) {
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				|  |  | +    if (node.style.marginEnd !== undefined && isRowDirection(axis)) {
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				|  |  | +      return node.style.marginEnd;
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				|  |  | +    }
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				|  |  | +
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				|  |  | +    var value = null;
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				|  |  | +    switch (axis) {
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				|  |  | +      case 'row':            value = node.style.marginRight;  break;
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				|  |  | +      case 'row-reverse':    value = node.style.marginLeft;   break;
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				|  |  | +      case 'column':         value = node.style.marginBottom; break;
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				|  |  | +      case 'column-reverse': value = node.style.marginTop;    break;
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				|  |  | +    }
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				|  |  | +
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				|  |  | +    if (value != null) {
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				|  |  | +      return value;
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				|  |  | +    }
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				|  |  | +
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				|  |  | +    if (node.style.margin !== undefined) {
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				|  |  | +      return node.style.margin;
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				|  |  | +    }
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				|  |  | +
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				|  |  | +    return 0;
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				|  |  | +  }
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				|  |  | +
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				|  |  | +  function getLeadingPadding(node, axis) {
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				|  |  | +    if (node.style.paddingStart !== undefined && node.style.paddingStart >= 0
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				|  |  | +        && isRowDirection(axis)) {
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				|  |  | +      return node.style.paddingStart;
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				|  |  | +    }
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				|  |  | +
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				|  |  | +    var value = null;
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				|  |  | +    switch (axis) {
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				|  |  | +      case 'row':            value = node.style.paddingLeft;   break;
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				|  |  | +      case 'row-reverse':    value = node.style.paddingRight;  break;
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				|  |  | +      case 'column':         value = node.style.paddingTop;    break;
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				|  |  | +      case 'column-reverse': value = node.style.paddingBottom; break;
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				|  |  | +    }
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				|  |  | +
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				|  |  | +    if (value != null && value >= 0) {
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				|  |  | +      return value;
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				|  |  | +    }
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				|  |  | +
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				|  |  | +    if (node.style.padding !== undefined && node.style.padding >= 0) {
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				|  |  | +      return node.style.padding;
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				|  |  | +    }
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				|  |  | +
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				|  |  | +    return 0;
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				|  |  | +  }
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				|  |  | +
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				|  |  | +  function getTrailingPadding(node, axis) {
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				|  |  | +    if (node.style.paddingEnd !== undefined && node.style.paddingEnd >= 0
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				|  |  | +        && isRowDirection(axis)) {
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				|  |  | +      return node.style.paddingEnd;
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				|  |  | +    }
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				|  |  | +
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				|  |  | +    var value = null;
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				|  |  | +    switch (axis) {
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				|  |  | +      case 'row':            value = node.style.paddingRight;  break;
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				|  |  | +      case 'row-reverse':    value = node.style.paddingLeft;   break;
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				|  |  | +      case 'column':         value = node.style.paddingBottom; break;
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				|  |  | +      case 'column-reverse': value = node.style.paddingTop;    break;
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				|  |  | +    }
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				|  |  | +
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				|  |  | +    if (value != null && value >= 0) {
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				|  |  | +      return value;
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				|  |  | +    }
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				|  |  | +
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				|  |  | +    if (node.style.padding !== undefined && node.style.padding >= 0) {
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				|  |  | +      return node.style.padding;
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				|  |  | +    }
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				|  |  | +
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				|  |  | +    return 0;
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				|  |  | +  }
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				|  |  | +
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				|  |  | +  function getLeadingBorder(node, axis) {
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				|  |  | +    if (node.style.borderStartWidth !== undefined && node.style.borderStartWidth >= 0
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				|  |  | +        && isRowDirection(axis)) {
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				|  |  | +      return node.style.borderStartWidth;
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				|  |  | +    }
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				|  |  | +
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				|  |  | +    var value = null;
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				|  |  | +    switch (axis) {
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				|  |  | +      case 'row':            value = node.style.borderLeftWidth;   break;
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				|  |  | +      case 'row-reverse':    value = node.style.borderRightWidth;  break;
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				|  |  | +      case 'column':         value = node.style.borderTopWidth;    break;
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				|  |  | +      case 'column-reverse': value = node.style.borderBottomWidth; break;
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				|  |  | +    }
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				|  |  | +
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				|  |  | +    if (value != null && value >= 0) {
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				|  |  | +      return value;
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				|  |  | +    }
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				|  |  | +
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				|  |  | +    if (node.style.borderWidth !== undefined && node.style.borderWidth >= 0) {
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				|  |  | +      return node.style.borderWidth;
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				|  |  | +    }
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				|  |  | +
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				|  |  | +    return 0;
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				|  |  | +  }
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				|  |  | +
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				|  |  | +  function getTrailingBorder(node, axis) {
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				|  |  | +    if (node.style.borderEndWidth !== undefined && node.style.borderEndWidth >= 0
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				|  |  | +        && isRowDirection(axis)) {
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				|  |  | +      return node.style.borderEndWidth;
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				|  |  | +    }
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				|  |  | +
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				|  |  | +    var value = null;
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				|  |  | +    switch (axis) {
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				|  |  | +      case 'row':            value = node.style.borderRightWidth;  break;
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				|  |  | +      case 'row-reverse':    value = node.style.borderLeftWidth;   break;
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				|  |  | +      case 'column':         value = node.style.borderBottomWidth; break;
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				|  |  | +      case 'column-reverse': value = node.style.borderTopWidth;    break;
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				|  |  | +    }
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				|  |  | +
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				|  |  | +    if (value != null && value >= 0) {
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				|  |  | +      return value;
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				|  |  | +    }
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				|  |  | +
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				|  |  | +    if (node.style.borderWidth !== undefined && node.style.borderWidth >= 0) {
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				|  |  | +      return node.style.borderWidth;
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				|  |  | +    }
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				|  |  | +
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				|  |  | +    return 0;
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				|  |  | +  }
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				|  |  | +
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				|  |  | +  function getLeadingPaddingAndBorder(node, axis) {
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				|  |  | +    return getLeadingPadding(node, axis) + getLeadingBorder(node, axis);
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				|  |  | +  }
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				|  |  | +
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				|  |  | +  function getTrailingPaddingAndBorder(node, axis) {
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				|  |  | +    return getTrailingPadding(node, axis) + getTrailingBorder(node, axis);
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				|  |  | +  }
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				|  |  | +
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				|  |  | +  function getBorderAxis(node, axis) {
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				|  |  | +    return getLeadingBorder(node, axis) + getTrailingBorder(node, axis);
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				|  |  | +  }
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				|  |  | +
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				|  |  | +  function getMarginAxis(node, axis) {
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				|  |  | +    return getLeadingMargin(node, axis) + getTrailingMargin(node, axis);
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				|  |  | +  }
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				|  |  | +
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				|  |  | +  function getPaddingAndBorderAxis(node, axis) {
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				|  |  | +    return getLeadingPaddingAndBorder(node, axis) +
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				|  |  | +        getTrailingPaddingAndBorder(node, axis);
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				|  |  | +  }
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				|  |  | +
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				|  |  | +  function getJustifyContent(node) {
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				|  |  | +    if (node.style.justifyContent) {
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				|  |  | +      return node.style.justifyContent;
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				|  |  | +    }
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				|  |  | +    return 'flex-start';
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				|  |  | +  }
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				|  |  | +
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				|  |  | +  function getAlignContent(node) {
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				|  |  | +    if (node.style.alignContent) {
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				|  |  | +      return node.style.alignContent;
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				|  |  | +    }
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				|  |  | +    return 'flex-start';
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				|  |  | +  }
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				|  |  | +
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				|  |  | +  function getAlignItem(node, child) {
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				|  |  | +    if (child.style.alignSelf) {
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				|  |  | +      return child.style.alignSelf;
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				|  |  | +    }
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				|  |  | +    if (node.style.alignItems) {
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				|  |  | +      return node.style.alignItems;
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				|  |  | +    }
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				|  |  | +    return 'stretch';
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				|  |  | +  }
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				|  |  | +
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				|  |  | +  function resolveAxis(axis, direction) {
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				|  |  | +    if (direction === CSS_DIRECTION_RTL) {
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				|  |  | +      if (axis === CSS_FLEX_DIRECTION_ROW) {
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				|  |  | +        return CSS_FLEX_DIRECTION_ROW_REVERSE;
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				|  |  | +      } else if (axis === CSS_FLEX_DIRECTION_ROW_REVERSE) {
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				|  |  | +        return CSS_FLEX_DIRECTION_ROW;
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				|  |  | +      }
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				|  |  | +    }
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				|  |  | +
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				|  |  | +    return axis;
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				|  |  | +  }
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				|  |  | +
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				|  |  | +  function resolveDirection(node, parentDirection) {
 | 
	
		
			
				|  |  | +    var direction;
 | 
	
		
			
				|  |  | +    if (node.style.direction) {
 | 
	
		
			
				|  |  | +      direction = node.style.direction;
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				|  |  | +    } else {
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				|  |  | +      direction = CSS_DIRECTION_INHERIT;
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				|  |  | +    }
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				|  |  | +
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				|  |  | +    if (direction === CSS_DIRECTION_INHERIT) {
 | 
	
		
			
				|  |  | +      direction = (parentDirection === undefined ? CSS_DIRECTION_LTR : parentDirection);
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				|  |  | +    }
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				|  |  | +
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				|  |  | +    return direction;
 | 
	
		
			
				|  |  | +  }
 | 
	
		
			
				|  |  | +
 | 
	
		
			
				|  |  | +  function getFlexDirection(node) {
 | 
	
		
			
				|  |  | +    if (node.style.flexDirection) {
 | 
	
		
			
				|  |  | +      return node.style.flexDirection;
 | 
	
		
			
				|  |  | +    }
 | 
	
		
			
				|  |  | +    return CSS_FLEX_DIRECTION_COLUMN;
 | 
	
		
			
				|  |  | +  }
 | 
	
		
			
				|  |  | +
 | 
	
		
			
				|  |  | +  function getCrossFlexDirection(flexDirection, direction) {
 | 
	
		
			
				|  |  | +    if (isColumnDirection(flexDirection)) {
 | 
	
		
			
				|  |  | +      return resolveAxis(CSS_FLEX_DIRECTION_ROW, direction);
 | 
	
		
			
				|  |  | +    } else {
 | 
	
		
			
				|  |  | +      return CSS_FLEX_DIRECTION_COLUMN;
 | 
	
		
			
				|  |  | +    }
 | 
	
		
			
				|  |  | +  }
 | 
	
		
			
				|  |  | +
 | 
	
		
			
				|  |  | +  function getPositionType(node) {
 | 
	
		
			
				|  |  | +    if (node.style.position) {
 | 
	
		
			
				|  |  | +      return node.style.position;
 | 
	
		
			
				|  |  | +    }
 | 
	
		
			
				|  |  | +    return 'relative';
 | 
	
		
			
				|  |  | +  }
 | 
	
		
			
				|  |  | +
 | 
	
		
			
				|  |  | +  function isFlex(node) {
 | 
	
		
			
				|  |  | +    return (
 | 
	
		
			
				|  |  | +      getPositionType(node) === CSS_POSITION_RELATIVE &&
 | 
	
		
			
				|  |  | +      node.style.flex > 0
 | 
	
		
			
				|  |  | +    );
 | 
	
		
			
				|  |  | +  }
 | 
	
		
			
				|  |  | +
 | 
	
		
			
				|  |  | +  function isFlexWrap(node) {
 | 
	
		
			
				|  |  | +    return node.style.flexWrap === 'wrap';
 | 
	
		
			
				|  |  | +  }
 | 
	
		
			
				|  |  | +
 | 
	
		
			
				|  |  | +  function getDimWithMargin(node, axis) {
 | 
	
		
			
				|  |  | +    return node.layout[dim[axis]] + getMarginAxis(node, axis);
 | 
	
		
			
				|  |  | +  }
 | 
	
		
			
				|  |  | +
 | 
	
		
			
				|  |  | +  function isDimDefined(node, axis) {
 | 
	
		
			
				|  |  | +    return node.style[dim[axis]] !== undefined && node.style[dim[axis]] >= 0;
 | 
	
		
			
				|  |  | +  }
 | 
	
		
			
				|  |  | +
 | 
	
		
			
				|  |  | +  function isPosDefined(node, pos) {
 | 
	
		
			
				|  |  | +    return node.style[pos] !== undefined;
 | 
	
		
			
				|  |  | +  }
 | 
	
		
			
				|  |  | +
 | 
	
		
			
				|  |  | +  function isMeasureDefined(node) {
 | 
	
		
			
				|  |  | +    return node.style.measure !== undefined;
 | 
	
		
			
				|  |  | +  }
 | 
	
		
			
				|  |  | +
 | 
	
		
			
				|  |  | +  function getPosition(node, pos) {
 | 
	
		
			
				|  |  | +    if (node.style[pos] !== undefined) {
 | 
	
		
			
				|  |  | +      return node.style[pos];
 | 
	
		
			
				|  |  | +    }
 | 
	
		
			
				|  |  | +    return 0;
 | 
	
		
			
				|  |  | +  }
 | 
	
		
			
				|  |  | +
 | 
	
		
			
				|  |  | +  function boundAxis(node, axis, value) {
 | 
	
		
			
				|  |  | +    var min = {
 | 
	
		
			
				|  |  | +      'row': node.style.minWidth,
 | 
	
		
			
				|  |  | +      'row-reverse': node.style.minWidth,
 | 
	
		
			
				|  |  | +      'column': node.style.minHeight,
 | 
	
		
			
				|  |  | +      'column-reverse': node.style.minHeight
 | 
	
		
			
				|  |  | +    }[axis];
 | 
	
		
			
				|  |  | +
 | 
	
		
			
				|  |  | +    var max = {
 | 
	
		
			
				|  |  | +      'row': node.style.maxWidth,
 | 
	
		
			
				|  |  | +      'row-reverse': node.style.maxWidth,
 | 
	
		
			
				|  |  | +      'column': node.style.maxHeight,
 | 
	
		
			
				|  |  | +      'column-reverse': node.style.maxHeight
 | 
	
		
			
				|  |  | +    }[axis];
 | 
	
		
			
				|  |  | +
 | 
	
		
			
				|  |  | +    var boundValue = value;
 | 
	
		
			
				|  |  | +    if (max !== undefined && max >= 0 && boundValue > max) {
 | 
	
		
			
				|  |  | +      boundValue = max;
 | 
	
		
			
				|  |  | +    }
 | 
	
		
			
				|  |  | +    if (min !== undefined && min >= 0 && boundValue < min) {
 | 
	
		
			
				|  |  | +      boundValue = min;
 | 
	
		
			
				|  |  | +    }
 | 
	
		
			
				|  |  | +    return boundValue;
 | 
	
		
			
				|  |  | +  }
 | 
	
		
			
				|  |  | +
 | 
	
		
			
				|  |  | +  function fmaxf(a, b) {
 | 
	
		
			
				|  |  | +    if (a > b) {
 | 
	
		
			
				|  |  | +      return a;
 | 
	
		
			
				|  |  | +    }
 | 
	
		
			
				|  |  | +    return b;
 | 
	
		
			
				|  |  | +  }
 | 
	
		
			
				|  |  | +
 | 
	
		
			
				|  |  | +  // When the user specifically sets a value for width or height
 | 
	
		
			
				|  |  | +  function setDimensionFromStyle(node, axis) {
 | 
	
		
			
				|  |  | +    // The parent already computed us a width or height. We just skip it
 | 
	
		
			
				|  |  | +    if (node.layout[dim[axis]] !== undefined) {
 | 
	
		
			
				|  |  | +      return;
 | 
	
		
			
				|  |  | +    }
 | 
	
		
			
				|  |  | +    // We only run if there's a width or height defined
 | 
	
		
			
				|  |  | +    if (!isDimDefined(node, axis)) {
 | 
	
		
			
				|  |  | +      return;
 | 
	
		
			
				|  |  | +    }
 | 
	
		
			
				|  |  | +
 | 
	
		
			
				|  |  | +    // The dimensions can never be smaller than the padding and border
 | 
	
		
			
				|  |  | +    node.layout[dim[axis]] = fmaxf(
 | 
	
		
			
				|  |  | +      boundAxis(node, axis, node.style[dim[axis]]),
 | 
	
		
			
				|  |  | +      getPaddingAndBorderAxis(node, axis)
 | 
	
		
			
				|  |  | +    );
 | 
	
		
			
				|  |  | +  }
 | 
	
		
			
				|  |  | +
 | 
	
		
			
				|  |  | +  function setTrailingPosition(node, child, axis) {
 | 
	
		
			
				|  |  | +    child.layout[trailing[axis]] = node.layout[dim[axis]] -
 | 
	
		
			
				|  |  | +        child.layout[dim[axis]] - child.layout[pos[axis]];
 | 
	
		
			
				|  |  | +  }
 | 
	
		
			
				|  |  | +
 | 
	
		
			
				|  |  | +  // If both left and right are defined, then use left. Otherwise return
 | 
	
		
			
				|  |  | +  // +left or -right depending on which is defined.
 | 
	
		
			
				|  |  | +  function getRelativePosition(node, axis) {
 | 
	
		
			
				|  |  | +    if (node.style[leading[axis]] !== undefined) {
 | 
	
		
			
				|  |  | +      return getPosition(node, leading[axis]);
 | 
	
		
			
				|  |  | +    }
 | 
	
		
			
				|  |  | +    return -getPosition(node, trailing[axis]);
 | 
	
		
			
				|  |  | +  }
 | 
	
		
			
				|  |  | +
 | 
	
		
			
				|  |  | +  function layoutNodeImpl(node, parentMaxWidth, /*css_direction_t*/parentDirection) {
 | 
	
		
			
				|  |  | +    var/*css_direction_t*/ direction = resolveDirection(node, parentDirection);
 | 
	
		
			
				|  |  | +    var/*(c)!css_flex_direction_t*//*(java)!int*/ mainAxis = resolveAxis(getFlexDirection(node), direction);
 | 
	
		
			
				|  |  | +    var/*(c)!css_flex_direction_t*//*(java)!int*/ crossAxis = getCrossFlexDirection(mainAxis, direction);
 | 
	
		
			
				|  |  | +    var/*(c)!css_flex_direction_t*//*(java)!int*/ resolvedRowAxis = resolveAxis(CSS_FLEX_DIRECTION_ROW, direction);
 | 
	
		
			
				|  |  | +
 | 
	
		
			
				|  |  | +    // Handle width and height style attributes
 | 
	
		
			
				|  |  | +    setDimensionFromStyle(node, mainAxis);
 | 
	
		
			
				|  |  | +    setDimensionFromStyle(node, crossAxis);
 | 
	
		
			
				|  |  | +
 | 
	
		
			
				|  |  | +    // Set the resolved resolution in the node's layout
 | 
	
		
			
				|  |  | +    node.layout.direction = direction;
 | 
	
		
			
				|  |  | +
 | 
	
		
			
				|  |  | +    // The position is set by the parent, but we need to complete it with a
 | 
	
		
			
				|  |  | +    // delta composed of the margin and left/top/right/bottom
 | 
	
		
			
				|  |  | +    node.layout[leading[mainAxis]] += getLeadingMargin(node, mainAxis) +
 | 
	
		
			
				|  |  | +      getRelativePosition(node, mainAxis);
 | 
	
		
			
				|  |  | +    node.layout[trailing[mainAxis]] += getTrailingMargin(node, mainAxis) +
 | 
	
		
			
				|  |  | +      getRelativePosition(node, mainAxis);
 | 
	
		
			
				|  |  | +    node.layout[leading[crossAxis]] += getLeadingMargin(node, crossAxis) +
 | 
	
		
			
				|  |  | +      getRelativePosition(node, crossAxis);
 | 
	
		
			
				|  |  | +    node.layout[trailing[crossAxis]] += getTrailingMargin(node, crossAxis) +
 | 
	
		
			
				|  |  | +      getRelativePosition(node, crossAxis);
 | 
	
		
			
				|  |  | +
 | 
	
		
			
				|  |  | +    // Inline immutable values from the target node to avoid excessive method
 | 
	
		
			
				|  |  | +    // invocations during the layout calculation.
 | 
	
		
			
				|  |  | +    var/*int*/ childCount = node.children.length;
 | 
	
		
			
				|  |  | +    var/*float*/ paddingAndBorderAxisResolvedRow = getPaddingAndBorderAxis(node, resolvedRowAxis);
 | 
	
		
			
				|  |  | +
 | 
	
		
			
				|  |  | +    if (isMeasureDefined(node)) {
 | 
	
		
			
				|  |  | +      var/*bool*/ isResolvedRowDimDefined = !isUndefined(node.layout[dim[resolvedRowAxis]]);
 | 
	
		
			
				|  |  | +
 | 
	
		
			
				|  |  | +      var/*float*/ width = CSS_UNDEFINED;
 | 
	
		
			
				|  |  | +      if (isDimDefined(node, resolvedRowAxis)) {
 | 
	
		
			
				|  |  | +        width = node.style.width;
 | 
	
		
			
				|  |  | +      } else if (isResolvedRowDimDefined) {
 | 
	
		
			
				|  |  | +        width = node.layout[dim[resolvedRowAxis]];
 | 
	
		
			
				|  |  | +      } else {
 | 
	
		
			
				|  |  | +        width = parentMaxWidth -
 | 
	
		
			
				|  |  | +          getMarginAxis(node, resolvedRowAxis);
 | 
	
		
			
				|  |  | +      }
 | 
	
		
			
				|  |  | +      width -= paddingAndBorderAxisResolvedRow;
 | 
	
		
			
				|  |  | +
 | 
	
		
			
				|  |  | +      // We only need to give a dimension for the text if we haven't got any
 | 
	
		
			
				|  |  | +      // for it computed yet. It can either be from the style attribute or because
 | 
	
		
			
				|  |  | +      // the element is flexible.
 | 
	
		
			
				|  |  | +      var/*bool*/ isRowUndefined = !isDimDefined(node, resolvedRowAxis) && !isResolvedRowDimDefined;
 | 
	
		
			
				|  |  | +      var/*bool*/ isColumnUndefined = !isDimDefined(node, CSS_FLEX_DIRECTION_COLUMN) &&
 | 
	
		
			
				|  |  | +        isUndefined(node.layout[dim[CSS_FLEX_DIRECTION_COLUMN]]);
 | 
	
		
			
				|  |  | +
 | 
	
		
			
				|  |  | +      // Let's not measure the text if we already know both dimensions
 | 
	
		
			
				|  |  | +      if (isRowUndefined || isColumnUndefined) {
 | 
	
		
			
				|  |  | +        var/*css_dim_t*/ measureDim = node.style.measure(
 | 
	
		
			
				|  |  | +          /*(c)!node->context,*/
 | 
	
		
			
				|  |  | +          /*(java)!layoutContext.measureOutput,*/
 | 
	
		
			
				|  |  | +          width
 | 
	
		
			
				|  |  | +        );
 | 
	
		
			
				|  |  | +        if (isRowUndefined) {
 | 
	
		
			
				|  |  | +          node.layout.width = measureDim.width +
 | 
	
		
			
				|  |  | +            paddingAndBorderAxisResolvedRow;
 | 
	
		
			
				|  |  | +        }
 | 
	
		
			
				|  |  | +        if (isColumnUndefined) {
 | 
	
		
			
				|  |  | +          node.layout.height = measureDim.height +
 | 
	
		
			
				|  |  | +            getPaddingAndBorderAxis(node, CSS_FLEX_DIRECTION_COLUMN);
 | 
	
		
			
				|  |  | +        }
 | 
	
		
			
				|  |  | +      }
 | 
	
		
			
				|  |  | +      if (childCount === 0) {
 | 
	
		
			
				|  |  | +        return;
 | 
	
		
			
				|  |  | +      }
 | 
	
		
			
				|  |  | +    }
 | 
	
		
			
				|  |  | +
 | 
	
		
			
				|  |  | +    var/*bool*/ isNodeFlexWrap = isFlexWrap(node);
 | 
	
		
			
				|  |  | +
 | 
	
		
			
				|  |  | +    var/*css_justify_t*/ justifyContent = getJustifyContent(node);
 | 
	
		
			
				|  |  | +
 | 
	
		
			
				|  |  | +    var/*float*/ leadingPaddingAndBorderMain = getLeadingPaddingAndBorder(node, mainAxis);
 | 
	
		
			
				|  |  | +    var/*float*/ leadingPaddingAndBorderCross = getLeadingPaddingAndBorder(node, crossAxis);
 | 
	
		
			
				|  |  | +    var/*float*/ paddingAndBorderAxisMain = getPaddingAndBorderAxis(node, mainAxis);
 | 
	
		
			
				|  |  | +    var/*float*/ paddingAndBorderAxisCross = getPaddingAndBorderAxis(node, crossAxis);
 | 
	
		
			
				|  |  | +
 | 
	
		
			
				|  |  | +    var/*bool*/ isMainDimDefined = !isUndefined(node.layout[dim[mainAxis]]);
 | 
	
		
			
				|  |  | +    var/*bool*/ isCrossDimDefined = !isUndefined(node.layout[dim[crossAxis]]);
 | 
	
		
			
				|  |  | +    var/*bool*/ isMainRowDirection = isRowDirection(mainAxis);
 | 
	
		
			
				|  |  | +
 | 
	
		
			
				|  |  | +    var/*int*/ i;
 | 
	
		
			
				|  |  | +    var/*int*/ ii;
 | 
	
		
			
				|  |  | +    var/*css_node_t**/ child;
 | 
	
		
			
				|  |  | +    var/*(c)!css_flex_direction_t*//*(java)!int*/ axis;
 | 
	
		
			
				|  |  | +
 | 
	
		
			
				|  |  | +    var/*css_node_t**/ firstAbsoluteChild = null;
 | 
	
		
			
				|  |  | +    var/*css_node_t**/ currentAbsoluteChild = null;
 | 
	
		
			
				|  |  | +
 | 
	
		
			
				|  |  | +    var/*float*/ definedMainDim = CSS_UNDEFINED;
 | 
	
		
			
				|  |  | +    if (isMainDimDefined) {
 | 
	
		
			
				|  |  | +      definedMainDim = node.layout[dim[mainAxis]] - paddingAndBorderAxisMain;
 | 
	
		
			
				|  |  | +    }
 | 
	
		
			
				|  |  | +
 | 
	
		
			
				|  |  | +    // We want to execute the next two loops one per line with flex-wrap
 | 
	
		
			
				|  |  | +    var/*int*/ startLine = 0;
 | 
	
		
			
				|  |  | +    var/*int*/ endLine = 0;
 | 
	
		
			
				|  |  | +    // var/*int*/ nextOffset = 0;
 | 
	
		
			
				|  |  | +    var/*int*/ alreadyComputedNextLayout = 0;
 | 
	
		
			
				|  |  | +    // We aggregate the total dimensions of the container in those two variables
 | 
	
		
			
				|  |  | +    var/*float*/ linesCrossDim = 0;
 | 
	
		
			
				|  |  | +    var/*float*/ linesMainDim = 0;
 | 
	
		
			
				|  |  | +    var/*int*/ linesCount = 0;
 | 
	
		
			
				|  |  | +    while (endLine < childCount) {
 | 
	
		
			
				|  |  | +      // <Loop A> Layout non flexible children and count children by type
 | 
	
		
			
				|  |  | +
 | 
	
		
			
				|  |  | +      // mainContentDim is accumulation of the dimensions and margin of all the
 | 
	
		
			
				|  |  | +      // non flexible children. This will be used in order to either set the
 | 
	
		
			
				|  |  | +      // dimensions of the node if none already exist, or to compute the
 | 
	
		
			
				|  |  | +      // remaining space left for the flexible children.
 | 
	
		
			
				|  |  | +      var/*float*/ mainContentDim = 0;
 | 
	
		
			
				|  |  | +
 | 
	
		
			
				|  |  | +      // There are three kind of children, non flexible, flexible and absolute.
 | 
	
		
			
				|  |  | +      // We need to know how many there are in order to distribute the space.
 | 
	
		
			
				|  |  | +      var/*int*/ flexibleChildrenCount = 0;
 | 
	
		
			
				|  |  | +      var/*float*/ totalFlexible = 0;
 | 
	
		
			
				|  |  | +      var/*int*/ nonFlexibleChildrenCount = 0;
 | 
	
		
			
				|  |  | +
 | 
	
		
			
				|  |  | +      // Use the line loop to position children in the main axis for as long
 | 
	
		
			
				|  |  | +      // as they are using a simple stacking behaviour. Children that are
 | 
	
		
			
				|  |  | +      // immediately stacked in the initial loop will not be touched again
 | 
	
		
			
				|  |  | +      // in <Loop C>.
 | 
	
		
			
				|  |  | +      var/*bool*/ isSimpleStackMain =
 | 
	
		
			
				|  |  | +          (isMainDimDefined && justifyContent === CSS_JUSTIFY_FLEX_START) ||
 | 
	
		
			
				|  |  | +          (!isMainDimDefined && justifyContent !== CSS_JUSTIFY_CENTER);
 | 
	
		
			
				|  |  | +      var/*int*/ firstComplexMain = (isSimpleStackMain ? childCount : startLine);
 | 
	
		
			
				|  |  | +
 | 
	
		
			
				|  |  | +      // Use the initial line loop to position children in the cross axis for
 | 
	
		
			
				|  |  | +      // as long as they are relatively positioned with alignment STRETCH or
 | 
	
		
			
				|  |  | +      // FLEX_START. Children that are immediately stacked in the initial loop
 | 
	
		
			
				|  |  | +      // will not be touched again in <Loop D>.
 | 
	
		
			
				|  |  | +      var/*bool*/ isSimpleStackCross = true;
 | 
	
		
			
				|  |  | +      var/*int*/ firstComplexCross = childCount;
 | 
	
		
			
				|  |  | +
 | 
	
		
			
				|  |  | +      var/*css_node_t**/ firstFlexChild = null;
 | 
	
		
			
				|  |  | +      var/*css_node_t**/ currentFlexChild = null;
 | 
	
		
			
				|  |  | +
 | 
	
		
			
				|  |  | +      var/*float*/ mainDim = leadingPaddingAndBorderMain;
 | 
	
		
			
				|  |  | +      var/*float*/ crossDim = 0;
 | 
	
		
			
				|  |  | +
 | 
	
		
			
				|  |  | +      var/*float*/ maxWidth;
 | 
	
		
			
				|  |  | +      for (i = startLine; i < childCount; ++i) {
 | 
	
		
			
				|  |  | +        child = node.children[i];
 | 
	
		
			
				|  |  | +        child.lineIndex = linesCount;
 | 
	
		
			
				|  |  | +
 | 
	
		
			
				|  |  | +        child.nextAbsoluteChild = null;
 | 
	
		
			
				|  |  | +        child.nextFlexChild = null;
 | 
	
		
			
				|  |  | +
 | 
	
		
			
				|  |  | +        var/*css_align_t*/ alignItem = getAlignItem(node, child);
 | 
	
		
			
				|  |  | +
 | 
	
		
			
				|  |  | +        // Pre-fill cross axis dimensions when the child is using stretch before
 | 
	
		
			
				|  |  | +        // we call the recursive layout pass
 | 
	
		
			
				|  |  | +        if (alignItem === CSS_ALIGN_STRETCH &&
 | 
	
		
			
				|  |  | +            getPositionType(child) === CSS_POSITION_RELATIVE &&
 | 
	
		
			
				|  |  | +            isCrossDimDefined &&
 | 
	
		
			
				|  |  | +            !isDimDefined(child, crossAxis)) {
 | 
	
		
			
				|  |  | +          child.layout[dim[crossAxis]] = fmaxf(
 | 
	
		
			
				|  |  | +            boundAxis(child, crossAxis, node.layout[dim[crossAxis]] -
 | 
	
		
			
				|  |  | +              paddingAndBorderAxisCross - getMarginAxis(child, crossAxis)),
 | 
	
		
			
				|  |  | +            // You never want to go smaller than padding
 | 
	
		
			
				|  |  | +            getPaddingAndBorderAxis(child, crossAxis)
 | 
	
		
			
				|  |  | +          );
 | 
	
		
			
				|  |  | +        } else if (getPositionType(child) === CSS_POSITION_ABSOLUTE) {
 | 
	
		
			
				|  |  | +          // Store a private linked list of absolutely positioned children
 | 
	
		
			
				|  |  | +          // so that we can efficiently traverse them later.
 | 
	
		
			
				|  |  | +          if (firstAbsoluteChild === null) {
 | 
	
		
			
				|  |  | +            firstAbsoluteChild = child;
 | 
	
		
			
				|  |  | +          }
 | 
	
		
			
				|  |  | +          if (currentAbsoluteChild !== null) {
 | 
	
		
			
				|  |  | +            currentAbsoluteChild.nextAbsoluteChild = child;
 | 
	
		
			
				|  |  | +          }
 | 
	
		
			
				|  |  | +          currentAbsoluteChild = child;
 | 
	
		
			
				|  |  | +
 | 
	
		
			
				|  |  | +          // Pre-fill dimensions when using absolute position and both offsets for the axis are defined (either both
 | 
	
		
			
				|  |  | +          // left and right or top and bottom).
 | 
	
		
			
				|  |  | +          for (ii = 0; ii < 2; ii++) {
 | 
	
		
			
				|  |  | +            axis = (ii !== 0) ? CSS_FLEX_DIRECTION_ROW : CSS_FLEX_DIRECTION_COLUMN;
 | 
	
		
			
				|  |  | +            if (!isUndefined(node.layout[dim[axis]]) &&
 | 
	
		
			
				|  |  | +                !isDimDefined(child, axis) &&
 | 
	
		
			
				|  |  | +                isPosDefined(child, leading[axis]) &&
 | 
	
		
			
				|  |  | +                isPosDefined(child, trailing[axis])) {
 | 
	
		
			
				|  |  | +              child.layout[dim[axis]] = fmaxf(
 | 
	
		
			
				|  |  | +                boundAxis(child, axis, node.layout[dim[axis]] -
 | 
	
		
			
				|  |  | +                  getPaddingAndBorderAxis(node, axis) -
 | 
	
		
			
				|  |  | +                  getMarginAxis(child, axis) -
 | 
	
		
			
				|  |  | +                  getPosition(child, leading[axis]) -
 | 
	
		
			
				|  |  | +                  getPosition(child, trailing[axis])),
 | 
	
		
			
				|  |  | +                // You never want to go smaller than padding
 | 
	
		
			
				|  |  | +                getPaddingAndBorderAxis(child, axis)
 | 
	
		
			
				|  |  | +              );
 | 
	
		
			
				|  |  | +            }
 | 
	
		
			
				|  |  | +          }
 | 
	
		
			
				|  |  | +        }
 | 
	
		
			
				|  |  | +
 | 
	
		
			
				|  |  | +        var/*float*/ nextContentDim = 0;
 | 
	
		
			
				|  |  | +
 | 
	
		
			
				|  |  | +        // It only makes sense to consider a child flexible if we have a computed
 | 
	
		
			
				|  |  | +        // dimension for the node.
 | 
	
		
			
				|  |  | +        if (isMainDimDefined && isFlex(child)) {
 | 
	
		
			
				|  |  | +          flexibleChildrenCount++;
 | 
	
		
			
				|  |  | +          totalFlexible += child.style.flex;
 | 
	
		
			
				|  |  | +
 | 
	
		
			
				|  |  | +          // Store a private linked list of flexible children so that we can
 | 
	
		
			
				|  |  | +          // efficiently traverse them later.
 | 
	
		
			
				|  |  | +          if (firstFlexChild === null) {
 | 
	
		
			
				|  |  | +            firstFlexChild = child;
 | 
	
		
			
				|  |  | +          }
 | 
	
		
			
				|  |  | +          if (currentFlexChild !== null) {
 | 
	
		
			
				|  |  | +            currentFlexChild.nextFlexChild = child;
 | 
	
		
			
				|  |  | +          }
 | 
	
		
			
				|  |  | +          currentFlexChild = child;
 | 
	
		
			
				|  |  | +
 | 
	
		
			
				|  |  | +          // Even if we don't know its exact size yet, we already know the padding,
 | 
	
		
			
				|  |  | +          // border and margin. We'll use this partial information, which represents
 | 
	
		
			
				|  |  | +          // the smallest possible size for the child, to compute the remaining
 | 
	
		
			
				|  |  | +          // available space.
 | 
	
		
			
				|  |  | +          nextContentDim = getPaddingAndBorderAxis(child, mainAxis) +
 | 
	
		
			
				|  |  | +            getMarginAxis(child, mainAxis);
 | 
	
		
			
				|  |  | +
 | 
	
		
			
				|  |  | +        } else {
 | 
	
		
			
				|  |  | +          maxWidth = CSS_UNDEFINED;
 | 
	
		
			
				|  |  | +          if (!isMainRowDirection) {
 | 
	
		
			
				|  |  | +            if (isDimDefined(node, resolvedRowAxis)) {
 | 
	
		
			
				|  |  | +              maxWidth = node.layout[dim[resolvedRowAxis]] -
 | 
	
		
			
				|  |  | +                paddingAndBorderAxisResolvedRow;
 | 
	
		
			
				|  |  | +            } else {
 | 
	
		
			
				|  |  | +              maxWidth = parentMaxWidth -
 | 
	
		
			
				|  |  | +                getMarginAxis(node, resolvedRowAxis) -
 | 
	
		
			
				|  |  | +                paddingAndBorderAxisResolvedRow;
 | 
	
		
			
				|  |  | +            }
 | 
	
		
			
				|  |  | +          }
 | 
	
		
			
				|  |  | +
 | 
	
		
			
				|  |  | +          // This is the main recursive call. We layout non flexible children.
 | 
	
		
			
				|  |  | +          if (alreadyComputedNextLayout === 0) {
 | 
	
		
			
				|  |  | +            layoutNode(/*(java)!layoutContext, */child, maxWidth, direction);
 | 
	
		
			
				|  |  | +          }
 | 
	
		
			
				|  |  | +
 | 
	
		
			
				|  |  | +          // Absolute positioned elements do not take part of the layout, so we
 | 
	
		
			
				|  |  | +          // don't use them to compute mainContentDim
 | 
	
		
			
				|  |  | +          if (getPositionType(child) === CSS_POSITION_RELATIVE) {
 | 
	
		
			
				|  |  | +            nonFlexibleChildrenCount++;
 | 
	
		
			
				|  |  | +            // At this point we know the final size and margin of the element.
 | 
	
		
			
				|  |  | +            nextContentDim = getDimWithMargin(child, mainAxis);
 | 
	
		
			
				|  |  | +          }
 | 
	
		
			
				|  |  | +        }
 | 
	
		
			
				|  |  | +
 | 
	
		
			
				|  |  | +        // The element we are about to add would make us go to the next line
 | 
	
		
			
				|  |  | +        if (isNodeFlexWrap &&
 | 
	
		
			
				|  |  | +            isMainDimDefined &&
 | 
	
		
			
				|  |  | +            mainContentDim + nextContentDim > definedMainDim &&
 | 
	
		
			
				|  |  | +            // If there's only one element, then it's bigger than the content
 | 
	
		
			
				|  |  | +            // and needs its own line
 | 
	
		
			
				|  |  | +            i !== startLine) {
 | 
	
		
			
				|  |  | +          nonFlexibleChildrenCount--;
 | 
	
		
			
				|  |  | +          alreadyComputedNextLayout = 1;
 | 
	
		
			
				|  |  | +          break;
 | 
	
		
			
				|  |  | +        }
 | 
	
		
			
				|  |  | +
 | 
	
		
			
				|  |  | +        // Disable simple stacking in the main axis for the current line as
 | 
	
		
			
				|  |  | +        // we found a non-trivial child. The remaining children will be laid out
 | 
	
		
			
				|  |  | +        // in <Loop C>.
 | 
	
		
			
				|  |  | +        if (isSimpleStackMain &&
 | 
	
		
			
				|  |  | +            (getPositionType(child) !== CSS_POSITION_RELATIVE || isFlex(child))) {
 | 
	
		
			
				|  |  | +          isSimpleStackMain = false;
 | 
	
		
			
				|  |  | +          firstComplexMain = i;
 | 
	
		
			
				|  |  | +        }
 | 
	
		
			
				|  |  | +
 | 
	
		
			
				|  |  | +        // Disable simple stacking in the cross axis for the current line as
 | 
	
		
			
				|  |  | +        // we found a non-trivial child. The remaining children will be laid out
 | 
	
		
			
				|  |  | +        // in <Loop D>.
 | 
	
		
			
				|  |  | +        if (isSimpleStackCross &&
 | 
	
		
			
				|  |  | +            (getPositionType(child) !== CSS_POSITION_RELATIVE ||
 | 
	
		
			
				|  |  | +                (alignItem !== CSS_ALIGN_STRETCH && alignItem !== CSS_ALIGN_FLEX_START) ||
 | 
	
		
			
				|  |  | +                isUndefined(child.layout[dim[crossAxis]]))) {
 | 
	
		
			
				|  |  | +          isSimpleStackCross = false;
 | 
	
		
			
				|  |  | +          firstComplexCross = i;
 | 
	
		
			
				|  |  | +        }
 | 
	
		
			
				|  |  | +
 | 
	
		
			
				|  |  | +        if (isSimpleStackMain) {
 | 
	
		
			
				|  |  | +          child.layout[pos[mainAxis]] += mainDim;
 | 
	
		
			
				|  |  | +          if (isMainDimDefined) {
 | 
	
		
			
				|  |  | +            setTrailingPosition(node, child, mainAxis);
 | 
	
		
			
				|  |  | +          }
 | 
	
		
			
				|  |  | +
 | 
	
		
			
				|  |  | +          mainDim += getDimWithMargin(child, mainAxis);
 | 
	
		
			
				|  |  | +          crossDim = fmaxf(crossDim, boundAxis(child, crossAxis, getDimWithMargin(child, crossAxis)));
 | 
	
		
			
				|  |  | +        }
 | 
	
		
			
				|  |  | +
 | 
	
		
			
				|  |  | +        if (isSimpleStackCross) {
 | 
	
		
			
				|  |  | +          child.layout[pos[crossAxis]] += linesCrossDim + leadingPaddingAndBorderCross;
 | 
	
		
			
				|  |  | +          if (isCrossDimDefined) {
 | 
	
		
			
				|  |  | +            setTrailingPosition(node, child, crossAxis);
 | 
	
		
			
				|  |  | +          }
 | 
	
		
			
				|  |  | +        }
 | 
	
		
			
				|  |  | +
 | 
	
		
			
				|  |  | +        alreadyComputedNextLayout = 0;
 | 
	
		
			
				|  |  | +        mainContentDim += nextContentDim;
 | 
	
		
			
				|  |  | +        endLine = i + 1;
 | 
	
		
			
				|  |  | +      }
 | 
	
		
			
				|  |  | +
 | 
	
		
			
				|  |  | +      // <Loop B> Layout flexible children and allocate empty space
 | 
	
		
			
				|  |  | +
 | 
	
		
			
				|  |  | +      // In order to position the elements in the main axis, we have two
 | 
	
		
			
				|  |  | +      // controls. The space between the beginning and the first element
 | 
	
		
			
				|  |  | +      // and the space between each two elements.
 | 
	
		
			
				|  |  | +      var/*float*/ leadingMainDim = 0;
 | 
	
		
			
				|  |  | +      var/*float*/ betweenMainDim = 0;
 | 
	
		
			
				|  |  | +
 | 
	
		
			
				|  |  | +      // The remaining available space that needs to be allocated
 | 
	
		
			
				|  |  | +      var/*float*/ remainingMainDim = 0;
 | 
	
		
			
				|  |  | +      if (isMainDimDefined) {
 | 
	
		
			
				|  |  | +        remainingMainDim = definedMainDim - mainContentDim;
 | 
	
		
			
				|  |  | +      } else {
 | 
	
		
			
				|  |  | +        remainingMainDim = fmaxf(mainContentDim, 0) - mainContentDim;
 | 
	
		
			
				|  |  | +      }
 | 
	
		
			
				|  |  | +
 | 
	
		
			
				|  |  | +      // If there are flexible children in the mix, they are going to fill the
 | 
	
		
			
				|  |  | +      // remaining space
 | 
	
		
			
				|  |  | +      if (flexibleChildrenCount !== 0) {
 | 
	
		
			
				|  |  | +        var/*float*/ flexibleMainDim = remainingMainDim / totalFlexible;
 | 
	
		
			
				|  |  | +        var/*float*/ baseMainDim;
 | 
	
		
			
				|  |  | +        var/*float*/ boundMainDim;
 | 
	
		
			
				|  |  | +
 | 
	
		
			
				|  |  | +        // If the flex share of remaining space doesn't meet min/max bounds,
 | 
	
		
			
				|  |  | +        // remove this child from flex calculations.
 | 
	
		
			
				|  |  | +        currentFlexChild = firstFlexChild;
 | 
	
		
			
				|  |  | +        while (currentFlexChild !== null) {
 | 
	
		
			
				|  |  | +          baseMainDim = flexibleMainDim * currentFlexChild.style.flex +
 | 
	
		
			
				|  |  | +              getPaddingAndBorderAxis(currentFlexChild, mainAxis);
 | 
	
		
			
				|  |  | +          boundMainDim = boundAxis(currentFlexChild, mainAxis, baseMainDim);
 | 
	
		
			
				|  |  | +
 | 
	
		
			
				|  |  | +          if (baseMainDim !== boundMainDim) {
 | 
	
		
			
				|  |  | +            remainingMainDim -= boundMainDim;
 | 
	
		
			
				|  |  | +            totalFlexible -= currentFlexChild.style.flex;
 | 
	
		
			
				|  |  | +          }
 | 
	
		
			
				|  |  | +
 | 
	
		
			
				|  |  | +          currentFlexChild = currentFlexChild.nextFlexChild;
 | 
	
		
			
				|  |  | +        }
 | 
	
		
			
				|  |  | +        flexibleMainDim = remainingMainDim / totalFlexible;
 | 
	
		
			
				|  |  | +
 | 
	
		
			
				|  |  | +        // The non flexible children can overflow the container, in this case
 | 
	
		
			
				|  |  | +        // we should just assume that there is no space available.
 | 
	
		
			
				|  |  | +        if (flexibleMainDim < 0) {
 | 
	
		
			
				|  |  | +          flexibleMainDim = 0;
 | 
	
		
			
				|  |  | +        }
 | 
	
		
			
				|  |  | +
 | 
	
		
			
				|  |  | +        currentFlexChild = firstFlexChild;
 | 
	
		
			
				|  |  | +        while (currentFlexChild !== null) {
 | 
	
		
			
				|  |  | +          // At this point we know the final size of the element in the main
 | 
	
		
			
				|  |  | +          // dimension
 | 
	
		
			
				|  |  | +          currentFlexChild.layout[dim[mainAxis]] = boundAxis(currentFlexChild, mainAxis,
 | 
	
		
			
				|  |  | +            flexibleMainDim * currentFlexChild.style.flex +
 | 
	
		
			
				|  |  | +                getPaddingAndBorderAxis(currentFlexChild, mainAxis)
 | 
	
		
			
				|  |  | +          );
 | 
	
		
			
				|  |  | +
 | 
	
		
			
				|  |  | +          maxWidth = CSS_UNDEFINED;
 | 
	
		
			
				|  |  | +          if (isDimDefined(node, resolvedRowAxis)) {
 | 
	
		
			
				|  |  | +            maxWidth = node.layout[dim[resolvedRowAxis]] -
 | 
	
		
			
				|  |  | +              paddingAndBorderAxisResolvedRow;
 | 
	
		
			
				|  |  | +          } else if (!isMainRowDirection) {
 | 
	
		
			
				|  |  | +            maxWidth = parentMaxWidth -
 | 
	
		
			
				|  |  | +              getMarginAxis(node, resolvedRowAxis) -
 | 
	
		
			
				|  |  | +              paddingAndBorderAxisResolvedRow;
 | 
	
		
			
				|  |  | +          }
 | 
	
		
			
				|  |  | +
 | 
	
		
			
				|  |  | +          // And we recursively call the layout algorithm for this child
 | 
	
		
			
				|  |  | +          layoutNode(/*(java)!layoutContext, */currentFlexChild, maxWidth, direction);
 | 
	
		
			
				|  |  | +
 | 
	
		
			
				|  |  | +          child = currentFlexChild;
 | 
	
		
			
				|  |  | +          currentFlexChild = currentFlexChild.nextFlexChild;
 | 
	
		
			
				|  |  | +          child.nextFlexChild = null;
 | 
	
		
			
				|  |  | +        }
 | 
	
		
			
				|  |  | +
 | 
	
		
			
				|  |  | +      // We use justifyContent to figure out how to allocate the remaining
 | 
	
		
			
				|  |  | +      // space available
 | 
	
		
			
				|  |  | +      } else if (justifyContent !== CSS_JUSTIFY_FLEX_START) {
 | 
	
		
			
				|  |  | +        if (justifyContent === CSS_JUSTIFY_CENTER) {
 | 
	
		
			
				|  |  | +          leadingMainDim = remainingMainDim / 2;
 | 
	
		
			
				|  |  | +        } else if (justifyContent === CSS_JUSTIFY_FLEX_END) {
 | 
	
		
			
				|  |  | +          leadingMainDim = remainingMainDim;
 | 
	
		
			
				|  |  | +        } else if (justifyContent === CSS_JUSTIFY_SPACE_BETWEEN) {
 | 
	
		
			
				|  |  | +          remainingMainDim = fmaxf(remainingMainDim, 0);
 | 
	
		
			
				|  |  | +          if (flexibleChildrenCount + nonFlexibleChildrenCount - 1 !== 0) {
 | 
	
		
			
				|  |  | +            betweenMainDim = remainingMainDim /
 | 
	
		
			
				|  |  | +              (flexibleChildrenCount + nonFlexibleChildrenCount - 1);
 | 
	
		
			
				|  |  | +          } else {
 | 
	
		
			
				|  |  | +            betweenMainDim = 0;
 | 
	
		
			
				|  |  | +          }
 | 
	
		
			
				|  |  | +        } else if (justifyContent === CSS_JUSTIFY_SPACE_AROUND) {
 | 
	
		
			
				|  |  | +          // Space on the edges is half of the space between elements
 | 
	
		
			
				|  |  | +          betweenMainDim = remainingMainDim /
 | 
	
		
			
				|  |  | +            (flexibleChildrenCount + nonFlexibleChildrenCount);
 | 
	
		
			
				|  |  | +          leadingMainDim = betweenMainDim / 2;
 | 
	
		
			
				|  |  | +        }
 | 
	
		
			
				|  |  | +      }
 | 
	
		
			
				|  |  | +
 | 
	
		
			
				|  |  | +      // <Loop C> Position elements in the main axis and compute dimensions
 | 
	
		
			
				|  |  | +
 | 
	
		
			
				|  |  | +      // At this point, all the children have their dimensions set. We need to
 | 
	
		
			
				|  |  | +      // find their position. In order to do that, we accumulate data in
 | 
	
		
			
				|  |  | +      // variables that are also useful to compute the total dimensions of the
 | 
	
		
			
				|  |  | +      // container!
 | 
	
		
			
				|  |  | +      mainDim += leadingMainDim;
 | 
	
		
			
				|  |  | +
 | 
	
		
			
				|  |  | +      for (i = firstComplexMain; i < endLine; ++i) {
 | 
	
		
			
				|  |  | +        child = node.children[i];
 | 
	
		
			
				|  |  | +
 | 
	
		
			
				|  |  | +        if (getPositionType(child) === CSS_POSITION_ABSOLUTE &&
 | 
	
		
			
				|  |  | +            isPosDefined(child, leading[mainAxis])) {
 | 
	
		
			
				|  |  | +          // In case the child is position absolute and has left/top being
 | 
	
		
			
				|  |  | +          // defined, we override the position to whatever the user said
 | 
	
		
			
				|  |  | +          // (and margin/border).
 | 
	
		
			
				|  |  | +          child.layout[pos[mainAxis]] = getPosition(child, leading[mainAxis]) +
 | 
	
		
			
				|  |  | +            getLeadingBorder(node, mainAxis) +
 | 
	
		
			
				|  |  | +            getLeadingMargin(child, mainAxis);
 | 
	
		
			
				|  |  | +        } else {
 | 
	
		
			
				|  |  | +          // If the child is position absolute (without top/left) or relative,
 | 
	
		
			
				|  |  | +          // we put it at the current accumulated offset.
 | 
	
		
			
				|  |  | +          child.layout[pos[mainAxis]] += mainDim;
 | 
	
		
			
				|  |  | +
 | 
	
		
			
				|  |  | +          // Define the trailing position accordingly.
 | 
	
		
			
				|  |  | +          if (isMainDimDefined) {
 | 
	
		
			
				|  |  | +            setTrailingPosition(node, child, mainAxis);
 | 
	
		
			
				|  |  | +          }
 | 
	
		
			
				|  |  | +
 | 
	
		
			
				|  |  | +          // Now that we placed the element, we need to update the variables
 | 
	
		
			
				|  |  | +          // We only need to do that for relative elements. Absolute elements
 | 
	
		
			
				|  |  | +          // do not take part in that phase.
 | 
	
		
			
				|  |  | +          if (getPositionType(child) === CSS_POSITION_RELATIVE) {
 | 
	
		
			
				|  |  | +            // The main dimension is the sum of all the elements dimension plus
 | 
	
		
			
				|  |  | +            // the spacing.
 | 
	
		
			
				|  |  | +            mainDim += betweenMainDim + getDimWithMargin(child, mainAxis);
 | 
	
		
			
				|  |  | +            // The cross dimension is the max of the elements dimension since there
 | 
	
		
			
				|  |  | +            // can only be one element in that cross dimension.
 | 
	
		
			
				|  |  | +            crossDim = fmaxf(crossDim, boundAxis(child, crossAxis, getDimWithMargin(child, crossAxis)));
 | 
	
		
			
				|  |  | +          }
 | 
	
		
			
				|  |  | +        }
 | 
	
		
			
				|  |  | +      }
 | 
	
		
			
				|  |  | +
 | 
	
		
			
				|  |  | +      var/*float*/ containerCrossAxis = node.layout[dim[crossAxis]];
 | 
	
		
			
				|  |  | +      if (!isCrossDimDefined) {
 | 
	
		
			
				|  |  | +        containerCrossAxis = fmaxf(
 | 
	
		
			
				|  |  | +          // For the cross dim, we add both sides at the end because the value
 | 
	
		
			
				|  |  | +          // is aggregate via a max function. Intermediate negative values
 | 
	
		
			
				|  |  | +          // can mess this computation otherwise
 | 
	
		
			
				|  |  | +          boundAxis(node, crossAxis, crossDim + paddingAndBorderAxisCross),
 | 
	
		
			
				|  |  | +          paddingAndBorderAxisCross
 | 
	
		
			
				|  |  | +        );
 | 
	
		
			
				|  |  | +      }
 | 
	
		
			
				|  |  | +
 | 
	
		
			
				|  |  | +      // <Loop D> Position elements in the cross axis
 | 
	
		
			
				|  |  | +      for (i = firstComplexCross; i < endLine; ++i) {
 | 
	
		
			
				|  |  | +        child = node.children[i];
 | 
	
		
			
				|  |  | +
 | 
	
		
			
				|  |  | +        if (getPositionType(child) === CSS_POSITION_ABSOLUTE &&
 | 
	
		
			
				|  |  | +            isPosDefined(child, leading[crossAxis])) {
 | 
	
		
			
				|  |  | +          // In case the child is absolutely positionned and has a
 | 
	
		
			
				|  |  | +          // top/left/bottom/right being set, we override all the previously
 | 
	
		
			
				|  |  | +          // computed positions to set it correctly.
 | 
	
		
			
				|  |  | +          child.layout[pos[crossAxis]] = getPosition(child, leading[crossAxis]) +
 | 
	
		
			
				|  |  | +            getLeadingBorder(node, crossAxis) +
 | 
	
		
			
				|  |  | +            getLeadingMargin(child, crossAxis);
 | 
	
		
			
				|  |  | +
 | 
	
		
			
				|  |  | +        } else {
 | 
	
		
			
				|  |  | +          var/*float*/ leadingCrossDim = leadingPaddingAndBorderCross;
 | 
	
		
			
				|  |  | +
 | 
	
		
			
				|  |  | +          // For a relative children, we're either using alignItems (parent) or
 | 
	
		
			
				|  |  | +          // alignSelf (child) in order to determine the position in the cross axis
 | 
	
		
			
				|  |  | +          if (getPositionType(child) === CSS_POSITION_RELATIVE) {
 | 
	
		
			
				|  |  | +            // This variable is intentionally re-defined as the code is transpiled to a block scope language
 | 
	
		
			
				|  |  | +            var/*css_align_t*/ alignItem = getAlignItem(node, child);
 | 
	
		
			
				|  |  | +            if (alignItem === CSS_ALIGN_STRETCH) {
 | 
	
		
			
				|  |  | +              // You can only stretch if the dimension has not already been set
 | 
	
		
			
				|  |  | +              // previously.
 | 
	
		
			
				|  |  | +              if (isUndefined(child.layout[dim[crossAxis]])) {
 | 
	
		
			
				|  |  | +                child.layout[dim[crossAxis]] = fmaxf(
 | 
	
		
			
				|  |  | +                  boundAxis(child, crossAxis, containerCrossAxis -
 | 
	
		
			
				|  |  | +                    paddingAndBorderAxisCross - getMarginAxis(child, crossAxis)),
 | 
	
		
			
				|  |  | +                  // You never want to go smaller than padding
 | 
	
		
			
				|  |  | +                  getPaddingAndBorderAxis(child, crossAxis)
 | 
	
		
			
				|  |  | +                );
 | 
	
		
			
				|  |  | +              }
 | 
	
		
			
				|  |  | +            } else if (alignItem !== CSS_ALIGN_FLEX_START) {
 | 
	
		
			
				|  |  | +              // The remaining space between the parent dimensions+padding and child
 | 
	
		
			
				|  |  | +              // dimensions+margin.
 | 
	
		
			
				|  |  | +              var/*float*/ remainingCrossDim = containerCrossAxis -
 | 
	
		
			
				|  |  | +                paddingAndBorderAxisCross - getDimWithMargin(child, crossAxis);
 | 
	
		
			
				|  |  | +
 | 
	
		
			
				|  |  | +              if (alignItem === CSS_ALIGN_CENTER) {
 | 
	
		
			
				|  |  | +                leadingCrossDim += remainingCrossDim / 2;
 | 
	
		
			
				|  |  | +              } else { // CSS_ALIGN_FLEX_END
 | 
	
		
			
				|  |  | +                leadingCrossDim += remainingCrossDim;
 | 
	
		
			
				|  |  | +              }
 | 
	
		
			
				|  |  | +            }
 | 
	
		
			
				|  |  | +          }
 | 
	
		
			
				|  |  | +
 | 
	
		
			
				|  |  | +          // And we apply the position
 | 
	
		
			
				|  |  | +          child.layout[pos[crossAxis]] += linesCrossDim + leadingCrossDim;
 | 
	
		
			
				|  |  | +
 | 
	
		
			
				|  |  | +          // Define the trailing position accordingly.
 | 
	
		
			
				|  |  | +          if (isCrossDimDefined) {
 | 
	
		
			
				|  |  | +            setTrailingPosition(node, child, crossAxis);
 | 
	
		
			
				|  |  | +          }
 | 
	
		
			
				|  |  | +        }
 | 
	
		
			
				|  |  | +      }
 | 
	
		
			
				|  |  | +
 | 
	
		
			
				|  |  | +      linesCrossDim += crossDim;
 | 
	
		
			
				|  |  | +      linesMainDim = fmaxf(linesMainDim, mainDim);
 | 
	
		
			
				|  |  | +      linesCount += 1;
 | 
	
		
			
				|  |  | +      startLine = endLine;
 | 
	
		
			
				|  |  | +    }
 | 
	
		
			
				|  |  | +
 | 
	
		
			
				|  |  | +    // <Loop E>
 | 
	
		
			
				|  |  | +    //
 | 
	
		
			
				|  |  | +    // Note(prenaux): More than one line, we need to layout the crossAxis
 | 
	
		
			
				|  |  | +    // according to alignContent.
 | 
	
		
			
				|  |  | +    //
 | 
	
		
			
				|  |  | +    // Note that we could probably remove <Loop D> and handle the one line case
 | 
	
		
			
				|  |  | +    // here too, but for the moment this is safer since it won't interfere with
 | 
	
		
			
				|  |  | +    // previously working code.
 | 
	
		
			
				|  |  | +    //
 | 
	
		
			
				|  |  | +    // See specs:
 | 
	
		
			
				|  |  | +    // http://www.w3.org/TR/2012/CR-css3-flexbox-20120918/#layout-algorithm
 | 
	
		
			
				|  |  | +    // section 9.4
 | 
	
		
			
				|  |  | +    //
 | 
	
		
			
				|  |  | +    if (linesCount > 1 && isCrossDimDefined) {
 | 
	
		
			
				|  |  | +      var/*float*/ nodeCrossAxisInnerSize = node.layout[dim[crossAxis]] -
 | 
	
		
			
				|  |  | +          paddingAndBorderAxisCross;
 | 
	
		
			
				|  |  | +      var/*float*/ remainingAlignContentDim = nodeCrossAxisInnerSize - linesCrossDim;
 | 
	
		
			
				|  |  | +
 | 
	
		
			
				|  |  | +      var/*float*/ crossDimLead = 0;
 | 
	
		
			
				|  |  | +      var/*float*/ currentLead = leadingPaddingAndBorderCross;
 | 
	
		
			
				|  |  | +
 | 
	
		
			
				|  |  | +      var/*css_align_t*/ alignContent = getAlignContent(node);
 | 
	
		
			
				|  |  | +      if (alignContent === CSS_ALIGN_FLEX_END) {
 | 
	
		
			
				|  |  | +        currentLead += remainingAlignContentDim;
 | 
	
		
			
				|  |  | +      } else if (alignContent === CSS_ALIGN_CENTER) {
 | 
	
		
			
				|  |  | +        currentLead += remainingAlignContentDim / 2;
 | 
	
		
			
				|  |  | +      } else if (alignContent === CSS_ALIGN_STRETCH) {
 | 
	
		
			
				|  |  | +        if (nodeCrossAxisInnerSize > linesCrossDim) {
 | 
	
		
			
				|  |  | +          crossDimLead = (remainingAlignContentDim / linesCount);
 | 
	
		
			
				|  |  | +        }
 | 
	
		
			
				|  |  | +      }
 | 
	
		
			
				|  |  | +
 | 
	
		
			
				|  |  | +      var/*int*/ endIndex = 0;
 | 
	
		
			
				|  |  | +      for (i = 0; i < linesCount; ++i) {
 | 
	
		
			
				|  |  | +        var/*int*/ startIndex = endIndex;
 | 
	
		
			
				|  |  | +
 | 
	
		
			
				|  |  | +        // compute the line's height and find the endIndex
 | 
	
		
			
				|  |  | +        var/*float*/ lineHeight = 0;
 | 
	
		
			
				|  |  | +        for (ii = startIndex; ii < childCount; ++ii) {
 | 
	
		
			
				|  |  | +          child = node.children[ii];
 | 
	
		
			
				|  |  | +          if (getPositionType(child) !== CSS_POSITION_RELATIVE) {
 | 
	
		
			
				|  |  | +            continue;
 | 
	
		
			
				|  |  | +          }
 | 
	
		
			
				|  |  | +          if (child.lineIndex !== i) {
 | 
	
		
			
				|  |  | +            break;
 | 
	
		
			
				|  |  | +          }
 | 
	
		
			
				|  |  | +          if (!isUndefined(child.layout[dim[crossAxis]])) {
 | 
	
		
			
				|  |  | +            lineHeight = fmaxf(
 | 
	
		
			
				|  |  | +              lineHeight,
 | 
	
		
			
				|  |  | +              child.layout[dim[crossAxis]] + getMarginAxis(child, crossAxis)
 | 
	
		
			
				|  |  | +            );
 | 
	
		
			
				|  |  | +          }
 | 
	
		
			
				|  |  | +        }
 | 
	
		
			
				|  |  | +        endIndex = ii;
 | 
	
		
			
				|  |  | +        lineHeight += crossDimLead;
 | 
	
		
			
				|  |  | +
 | 
	
		
			
				|  |  | +        for (ii = startIndex; ii < endIndex; ++ii) {
 | 
	
		
			
				|  |  | +          child = node.children[ii];
 | 
	
		
			
				|  |  | +          if (getPositionType(child) !== CSS_POSITION_RELATIVE) {
 | 
	
		
			
				|  |  | +            continue;
 | 
	
		
			
				|  |  | +          }
 | 
	
		
			
				|  |  | +
 | 
	
		
			
				|  |  | +          var/*css_align_t*/ alignContentAlignItem = getAlignItem(node, child);
 | 
	
		
			
				|  |  | +          if (alignContentAlignItem === CSS_ALIGN_FLEX_START) {
 | 
	
		
			
				|  |  | +            child.layout[pos[crossAxis]] = currentLead + getLeadingMargin(child, crossAxis);
 | 
	
		
			
				|  |  | +          } else if (alignContentAlignItem === CSS_ALIGN_FLEX_END) {
 | 
	
		
			
				|  |  | +            child.layout[pos[crossAxis]] = currentLead + lineHeight - getTrailingMargin(child, crossAxis) - child.layout[dim[crossAxis]];
 | 
	
		
			
				|  |  | +          } else if (alignContentAlignItem === CSS_ALIGN_CENTER) {
 | 
	
		
			
				|  |  | +            var/*float*/ childHeight = child.layout[dim[crossAxis]];
 | 
	
		
			
				|  |  | +            child.layout[pos[crossAxis]] = currentLead + (lineHeight - childHeight) / 2;
 | 
	
		
			
				|  |  | +          } else if (alignContentAlignItem === CSS_ALIGN_STRETCH) {
 | 
	
		
			
				|  |  | +            child.layout[pos[crossAxis]] = currentLead + getLeadingMargin(child, crossAxis);
 | 
	
		
			
				|  |  | +            // TODO(prenaux): Correctly set the height of items with undefined
 | 
	
		
			
				|  |  | +            //                (auto) crossAxis dimension.
 | 
	
		
			
				|  |  | +          }
 | 
	
		
			
				|  |  | +        }
 | 
	
		
			
				|  |  | +
 | 
	
		
			
				|  |  | +        currentLead += lineHeight;
 | 
	
		
			
				|  |  | +      }
 | 
	
		
			
				|  |  | +    }
 | 
	
		
			
				|  |  | +
 | 
	
		
			
				|  |  | +    var/*bool*/ needsMainTrailingPos = false;
 | 
	
		
			
				|  |  | +    var/*bool*/ needsCrossTrailingPos = false;
 | 
	
		
			
				|  |  | +
 | 
	
		
			
				|  |  | +    // If the user didn't specify a width or height, and it has not been set
 | 
	
		
			
				|  |  | +    // by the container, then we set it via the children.
 | 
	
		
			
				|  |  | +    if (!isMainDimDefined) {
 | 
	
		
			
				|  |  | +      node.layout[dim[mainAxis]] = fmaxf(
 | 
	
		
			
				|  |  | +        // We're missing the last padding at this point to get the final
 | 
	
		
			
				|  |  | +        // dimension
 | 
	
		
			
				|  |  | +        boundAxis(node, mainAxis, linesMainDim + getTrailingPaddingAndBorder(node, mainAxis)),
 | 
	
		
			
				|  |  | +        // We can never assign a width smaller than the padding and borders
 | 
	
		
			
				|  |  | +        paddingAndBorderAxisMain
 | 
	
		
			
				|  |  | +      );
 | 
	
		
			
				|  |  | +
 | 
	
		
			
				|  |  | +      if (mainAxis === CSS_FLEX_DIRECTION_ROW_REVERSE ||
 | 
	
		
			
				|  |  | +          mainAxis === CSS_FLEX_DIRECTION_COLUMN_REVERSE) {
 | 
	
		
			
				|  |  | +        needsMainTrailingPos = true;
 | 
	
		
			
				|  |  | +      }
 | 
	
		
			
				|  |  | +    }
 | 
	
		
			
				|  |  | +
 | 
	
		
			
				|  |  | +    if (!isCrossDimDefined) {
 | 
	
		
			
				|  |  | +      node.layout[dim[crossAxis]] = fmaxf(
 | 
	
		
			
				|  |  | +        // For the cross dim, we add both sides at the end because the value
 | 
	
		
			
				|  |  | +        // is aggregate via a max function. Intermediate negative values
 | 
	
		
			
				|  |  | +        // can mess this computation otherwise
 | 
	
		
			
				|  |  | +        boundAxis(node, crossAxis, linesCrossDim + paddingAndBorderAxisCross),
 | 
	
		
			
				|  |  | +        paddingAndBorderAxisCross
 | 
	
		
			
				|  |  | +      );
 | 
	
		
			
				|  |  | +
 | 
	
		
			
				|  |  | +      if (crossAxis === CSS_FLEX_DIRECTION_ROW_REVERSE ||
 | 
	
		
			
				|  |  | +          crossAxis === CSS_FLEX_DIRECTION_COLUMN_REVERSE) {
 | 
	
		
			
				|  |  | +        needsCrossTrailingPos = true;
 | 
	
		
			
				|  |  | +      }
 | 
	
		
			
				|  |  | +    }
 | 
	
		
			
				|  |  | +
 | 
	
		
			
				|  |  | +    // <Loop F> Set trailing position if necessary
 | 
	
		
			
				|  |  | +    if (needsMainTrailingPos || needsCrossTrailingPos) {
 | 
	
		
			
				|  |  | +      for (i = 0; i < childCount; ++i) {
 | 
	
		
			
				|  |  | +        child = node.children[i];
 | 
	
		
			
				|  |  | +
 | 
	
		
			
				|  |  | +        if (needsMainTrailingPos) {
 | 
	
		
			
				|  |  | +          setTrailingPosition(node, child, mainAxis);
 | 
	
		
			
				|  |  | +        }
 | 
	
		
			
				|  |  | +
 | 
	
		
			
				|  |  | +        if (needsCrossTrailingPos) {
 | 
	
		
			
				|  |  | +          setTrailingPosition(node, child, crossAxis);
 | 
	
		
			
				|  |  | +        }
 | 
	
		
			
				|  |  | +      }
 | 
	
		
			
				|  |  | +    }
 | 
	
		
			
				|  |  | +
 | 
	
		
			
				|  |  | +    // <Loop G> Calculate dimensions for absolutely positioned elements
 | 
	
		
			
				|  |  | +    currentAbsoluteChild = firstAbsoluteChild;
 | 
	
		
			
				|  |  | +    while (currentAbsoluteChild !== null) {
 | 
	
		
			
				|  |  | +      // Pre-fill dimensions when using absolute position and both offsets for
 | 
	
		
			
				|  |  | +      // the axis are defined (either both left and right or top and bottom).
 | 
	
		
			
				|  |  | +      for (ii = 0; ii < 2; ii++) {
 | 
	
		
			
				|  |  | +        axis = (ii !== 0) ? CSS_FLEX_DIRECTION_ROW : CSS_FLEX_DIRECTION_COLUMN;
 | 
	
		
			
				|  |  | +
 | 
	
		
			
				|  |  | +        if (!isUndefined(node.layout[dim[axis]]) &&
 | 
	
		
			
				|  |  | +            !isDimDefined(currentAbsoluteChild, axis) &&
 | 
	
		
			
				|  |  | +            isPosDefined(currentAbsoluteChild, leading[axis]) &&
 | 
	
		
			
				|  |  | +            isPosDefined(currentAbsoluteChild, trailing[axis])) {
 | 
	
		
			
				|  |  | +          currentAbsoluteChild.layout[dim[axis]] = fmaxf(
 | 
	
		
			
				|  |  | +            boundAxis(currentAbsoluteChild, axis, node.layout[dim[axis]] -
 | 
	
		
			
				|  |  | +              getBorderAxis(node, axis) -
 | 
	
		
			
				|  |  | +              getMarginAxis(currentAbsoluteChild, axis) -
 | 
	
		
			
				|  |  | +              getPosition(currentAbsoluteChild, leading[axis]) -
 | 
	
		
			
				|  |  | +              getPosition(currentAbsoluteChild, trailing[axis])
 | 
	
		
			
				|  |  | +            ),
 | 
	
		
			
				|  |  | +            // You never want to go smaller than padding
 | 
	
		
			
				|  |  | +            getPaddingAndBorderAxis(currentAbsoluteChild, axis)
 | 
	
		
			
				|  |  | +          );
 | 
	
		
			
				|  |  | +        }
 | 
	
		
			
				|  |  | +
 | 
	
		
			
				|  |  | +        if (isPosDefined(currentAbsoluteChild, trailing[axis]) &&
 | 
	
		
			
				|  |  | +            !isPosDefined(currentAbsoluteChild, leading[axis])) {
 | 
	
		
			
				|  |  | +          currentAbsoluteChild.layout[leading[axis]] =
 | 
	
		
			
				|  |  | +            node.layout[dim[axis]] -
 | 
	
		
			
				|  |  | +            currentAbsoluteChild.layout[dim[axis]] -
 | 
	
		
			
				|  |  | +            getPosition(currentAbsoluteChild, trailing[axis]);
 | 
	
		
			
				|  |  | +        }
 | 
	
		
			
				|  |  | +      }
 | 
	
		
			
				|  |  | +
 | 
	
		
			
				|  |  | +      child = currentAbsoluteChild;
 | 
	
		
			
				|  |  | +      currentAbsoluteChild = currentAbsoluteChild.nextAbsoluteChild;
 | 
	
		
			
				|  |  | +      child.nextAbsoluteChild = null;
 | 
	
		
			
				|  |  | +    }
 | 
	
		
			
				|  |  | +  }
 | 
	
		
			
				|  |  | +
 | 
	
		
			
				|  |  | +  function layoutNode(node, parentMaxWidth, parentDirection) {
 | 
	
		
			
				|  |  | +    node.shouldUpdate = true;
 | 
	
		
			
				|  |  | +
 | 
	
		
			
				|  |  | +    var direction = node.style.direction || CSS_DIRECTION_LTR;
 | 
	
		
			
				|  |  | +    var skipLayout =
 | 
	
		
			
				|  |  | +      !node.isDirty &&
 | 
	
		
			
				|  |  | +      node.lastLayout &&
 | 
	
		
			
				|  |  | +      node.lastLayout.requestedHeight === node.layout.height &&
 | 
	
		
			
				|  |  | +      node.lastLayout.requestedWidth === node.layout.width &&
 | 
	
		
			
				|  |  | +      node.lastLayout.parentMaxWidth === parentMaxWidth &&
 | 
	
		
			
				|  |  | +      node.lastLayout.direction === direction;
 | 
	
		
			
				|  |  | +
 | 
	
		
			
				|  |  | +    if (skipLayout) {
 | 
	
		
			
				|  |  | +      node.layout.width = node.lastLayout.width;
 | 
	
		
			
				|  |  | +      node.layout.height = node.lastLayout.height;
 | 
	
		
			
				|  |  | +      node.layout.top = node.lastLayout.top;
 | 
	
		
			
				|  |  | +      node.layout.left = node.lastLayout.left;
 | 
	
		
			
				|  |  | +    } else {
 | 
	
		
			
				|  |  | +      if (!node.lastLayout) {
 | 
	
		
			
				|  |  | +        node.lastLayout = {};
 | 
	
		
			
				|  |  | +      }
 | 
	
		
			
				|  |  | +
 | 
	
		
			
				|  |  | +      node.lastLayout.requestedWidth = node.layout.width;
 | 
	
		
			
				|  |  | +      node.lastLayout.requestedHeight = node.layout.height;
 | 
	
		
			
				|  |  | +      node.lastLayout.parentMaxWidth = parentMaxWidth;
 | 
	
		
			
				|  |  | +      node.lastLayout.direction = direction;
 | 
	
		
			
				|  |  | +
 | 
	
		
			
				|  |  | +      // Reset child layouts
 | 
	
		
			
				|  |  | +      node.children.forEach(function(child) {
 | 
	
		
			
				|  |  | +        child.layout.width = undefined;
 | 
	
		
			
				|  |  | +        child.layout.height = undefined;
 | 
	
		
			
				|  |  | +        child.layout.top = 0;
 | 
	
		
			
				|  |  | +        child.layout.left = 0;
 | 
	
		
			
				|  |  | +      });
 | 
	
		
			
				|  |  | +
 | 
	
		
			
				|  |  | +      layoutNodeImpl(node, parentMaxWidth, parentDirection);
 | 
	
		
			
				|  |  | +
 | 
	
		
			
				|  |  | +      node.lastLayout.width = node.layout.width;
 | 
	
		
			
				|  |  | +      node.lastLayout.height = node.layout.height;
 | 
	
		
			
				|  |  | +      node.lastLayout.top = node.layout.top;
 | 
	
		
			
				|  |  | +      node.lastLayout.left = node.layout.left;
 | 
	
		
			
				|  |  | +    }
 | 
	
		
			
				|  |  | +  }
 | 
	
		
			
				|  |  | +
 | 
	
		
			
				|  |  | +  return {
 | 
	
		
			
				|  |  | +    layoutNodeImpl: layoutNodeImpl,
 | 
	
		
			
				|  |  | +    computeLayout: layoutNode,
 | 
	
		
			
				|  |  | +    fillNodes: fillNodes
 | 
	
		
			
				|  |  | +  };
 | 
	
		
			
				|  |  | +})();
 | 
	
		
			
				|  |  | +
 | 
	
		
			
				|  |  | +export default function(node) {
 | 
	
		
			
				|  |  | +  // disabling ESLint because this code relies on the above include
 | 
	
		
			
				|  |  | +  computeLayout.fillNodes(node);
 | 
	
		
			
				|  |  | +  computeLayout.computeLayout(node);
 | 
	
		
			
				|  |  | +};
 |