Rizwan Haider | 8e5f477 | 2016-08-17 18:04:35 -0400 | [diff] [blame] | 1 | /** |
| 2 | * © OpenCORD |
| 3 | * |
| 4 | * Visit http://guide.xosproject.org/devguide/addview/ for more information |
| 5 | * |
| 6 | * Created by teone on 6/28/16. |
| 7 | */ |
| 8 | |
| 9 | (function () { |
| 10 | 'use strict'; |
| 11 | angular.module('xos.ecordTopology') |
| 12 | .directive('serviceMap', function(){ |
| 13 | return { |
| 14 | restrict: 'E', |
| 15 | scope: { |
| 16 | unis: '=', |
| 17 | services: '=' |
| 18 | }, |
| 19 | bindToController: true, |
| 20 | controllerAs: 'vm', |
| 21 | template: '', |
| 22 | controller: function($element, $scope, $rootScope, $timeout, $log, cordIcons){ |
| 23 | const el = $element[0]; |
| 24 | const layout = d3.layout.tree(); |
| 25 | let duration = 500; |
| 26 | let margin = 40; |
| 27 | |
| 28 | // count the mas depth of an object |
| 29 | const depthOf = (obj) => { |
| 30 | var depth = 0; |
| 31 | if (obj.children) { |
| 32 | obj.children.forEach(function (d) { |
| 33 | var tmpDepth = depthOf(d); |
| 34 | if (tmpDepth > depth) { |
| 35 | depth = tmpDepth |
| 36 | } |
| 37 | }) |
| 38 | } |
| 39 | return 1 + depth |
| 40 | }; |
| 41 | |
| 42 | // create svg elements |
| 43 | const svg = d3.select(el) |
| 44 | .append('svg') |
| 45 | .style('width', `${el.clientWidth}px`) |
| 46 | .style('height', `${el.clientHeight}px`) |
| 47 | |
| 48 | var diagonal = d3.svg.diagonal() |
| 49 | .projection(function(d) { return [d.y, d.x]; }); |
| 50 | |
| 51 | let i = 0; |
| 52 | const update = (tree) => { |
| 53 | |
| 54 | let maxDepth = depthOf(tree); |
| 55 | |
| 56 | layout |
| 57 | .size([el.clientHeight, el.clientWidth]); |
| 58 | |
| 59 | var nodes = layout.nodes(tree); |
| 60 | var links = layout.links(nodes); |
| 61 | |
| 62 | const step = ((el.clientWidth - margin) / (maxDepth - 1)); |
| 63 | // Normalize for fixed-depth. |
| 64 | nodes.forEach(function(d, i) { |
| 65 | if(i === 0){ |
| 66 | d.y = margin; |
| 67 | } |
| 68 | else{ |
| 69 | d.y = d.depth * step; |
| 70 | } |
| 71 | }); |
| 72 | |
| 73 | // Update the nodes… |
| 74 | var node = svg.selectAll('g.node') |
| 75 | .data(nodes, (d) => { |
| 76 | return d.id || (d.id = ++i) |
| 77 | }); |
| 78 | |
| 79 | |
| 80 | // Enter any new nodes at the parent's previous position. |
| 81 | var nodeEnter = node.enter().append('g') |
| 82 | .attr({ |
| 83 | 'class': d => `node ${d.type}`, |
| 84 | id: d => d.id |
| 85 | }) |
| 86 | .attr('transform', () => `translate(${el.clientWidth / 2}, 50)`); |
| 87 | |
| 88 | nodeEnter.append('rect') |
| 89 | .attr({ |
| 90 | class: d => d.type, |
| 91 | width: 24, |
| 92 | height: 24, |
| 93 | x: -12, |
| 94 | y: -12 |
| 95 | }); |
| 96 | |
| 97 | // unis |
| 98 | nodeEnter.filter('.uni') |
| 99 | .append('path') |
| 100 | .attr({ |
| 101 | d: cordIcons.cordLogo, |
| 102 | transform: 'translate(-10, -10),scale(0.18)' |
| 103 | }); |
| 104 | |
| 105 | // services |
| 106 | nodeEnter.filter('.service') |
| 107 | .append('path') |
| 108 | .attr({ |
| 109 | d: cordIcons.service, |
| 110 | transform: 'translate(-12, -12)' |
| 111 | }); |
| 112 | |
| 113 | nodeEnter.append('text') |
| 114 | .attr({ |
| 115 | 'text-anchor': 'middle', |
| 116 | x: 0, |
| 117 | y: 25 |
| 118 | }) |
| 119 | .text(d => { |
| 120 | return d.name |
| 121 | }); |
| 122 | |
| 123 | // Transition exiting nodes to the parent's new position. |
| 124 | var nodeExit = node.exit().transition() |
| 125 | .duration(duration) |
| 126 | .remove(); |
| 127 | |
| 128 | nodeExit.select('circle') |
| 129 | .attr('r', 1e-6); |
| 130 | |
| 131 | nodeExit.select('text') |
| 132 | .style('fill-opacity', 1e-6); |
| 133 | |
| 134 | var nodeUpdate = node.transition() |
| 135 | .duration(duration) |
| 136 | .attr('transform', (d) => `translate(${d.y},${d.x})`); |
| 137 | |
| 138 | // Update the links… |
| 139 | var link = svg.selectAll('path.link') |
| 140 | .data(links, function(d) { return d.target.id; }); |
| 141 | |
| 142 | // Enter any new links at the parent's previous position. |
| 143 | link.enter().insert('path', 'g') |
| 144 | .attr('class', 'link') |
| 145 | .attr('d', function(d) { |
| 146 | var o = {x: d.source.x, y: d.source.y}; |
| 147 | return diagonal({source: o, target: o}); |
| 148 | }); |
| 149 | |
| 150 | // Transition links to their new position. |
| 151 | link.transition() |
| 152 | .duration(duration) |
| 153 | .attr('d', diagonal); |
| 154 | |
| 155 | // Transition exiting nodes to the parent's new position. |
| 156 | link.exit().transition() |
| 157 | .duration(duration) |
| 158 | .attr('d', function(d) { |
| 159 | var o = {x: d.source.x, y: d.source.y}; |
| 160 | return diagonal({source: o, target: o}); |
| 161 | }) |
| 162 | .remove(); |
| 163 | |
| 164 | // Stash the old positions for transition. |
| 165 | nodes.forEach(function(d) { |
| 166 | d.x0 = d.x; |
| 167 | d.y0 = d.y; |
| 168 | }); |
| 169 | }; |
| 170 | |
| 171 | // format uni in the tree layout shape |
| 172 | this.formatUni = (unis) => { |
| 173 | return unis.reduce((list, item, i) => { |
| 174 | list.push({ |
| 175 | name: item.scaEthFppUniN.name, |
| 176 | children: [], |
| 177 | id: `uni-${i}` |
| 178 | }); |
| 179 | return list; |
| 180 | }, []) |
| 181 | return unis; |
| 182 | } |
| 183 | |
| 184 | // add active services |
| 185 | this.addServices = (services, unis) => { |
| 186 | |
| 187 | let list = [unis[0], ...services, unis[1]]; |
| 188 | |
| 189 | |
| 190 | const addChildR = (base, list) => { |
| 191 | |
| 192 | if(list.length === 0){ |
| 193 | return []; |
| 194 | } |
| 195 | |
| 196 | let el = list.shift(); |
| 197 | |
| 198 | let n = { |
| 199 | name: el.name || el.label, |
| 200 | type: el.name ? 'uni':'service', |
| 201 | children: addChildR(el, list), |
| 202 | id: el.id |
| 203 | }; |
| 204 | |
| 205 | return [n]; |
| 206 | }; |
| 207 | |
| 208 | let tree = addChildR({}, list); |
| 209 | |
| 210 | return tree[0]; |
| 211 | }; |
| 212 | |
| 213 | $scope.$watch(() => this.services, (s) => { |
| 214 | if(s && this.unis){ |
| 215 | update(this.addServices(s, this.formatUni(this.unis))) |
| 216 | } |
| 217 | }, true) |
| 218 | } |
| 219 | }; |
| 220 | }); |
| 221 | })(); |
| 222 | |