1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50 51 52 53 54 55 56 57 58 59 60 61 62 63 64 65 66 67 68 69 70 71 72 73 74 75 76 77 78 79 80 81 82 83 84 85 86 87 88 89 90 91 92 93 94 95 96 97 98 99 100 101 102 103 104 105 106 107 108 109 110 111 112 113 114 115 116 117 118 119 | 1× 850× 1× 1× 36× 36× 36× 36× 36× 36× 36× 64× 6× 64× 6× 36× 36× 64× 7× 14× 64× 36× 36× 36× 64× 7× 7× 57× 57× 8× 57× 36× 128× | import { assign, forEach, isNumber, map, pick, values } from 'min-dash'; import { getBBox, getParents } from '../../../util/Elements'; var round = Math.round; export default function CreateElementsHandler(modeling) { this._modeling = modeling; } CreateElementsHandler.$inject = [ 'modeling' ]; CreateElementsHandler.prototype.preExecute = function(context) { var elements = context.elements, parent = context.parent, parentIndex = context.parentIndex, position = context.position, hints = context.hints; var modeling = this._modeling; // make sure each element has x and y forEach(elements, function(element) { if (!isNumber(element.x)) { element.x = 0; } if (!isNumber(element.y)) { element.y = 0; } }); var bbox = getBBox(elements); // center elements around position forEach(elements, function(element) { if (isConnection(element)) { element.waypoints = map(element.waypoints, function(waypoint) { return { x: round(waypoint.x - bbox.x - bbox.width / 2 + position.x), y: round(waypoint.y - bbox.y - bbox.height / 2 + position.y) }; }); } assign(element, { x: round(element.x - bbox.x - bbox.width / 2 + position.x), y: round(element.y - bbox.y - bbox.height / 2 + position.y) }); }); var parents = getParents(elements); var cache = {}; forEach(elements, function(element) { if (isConnection(element)) { cache[ element.id ] = isNumber(parentIndex) ? modeling.createConnection( cache[ element.source.id ], cache[ element.target.id ], parentIndex, element, element.parent || parent, hints ) : modeling.createConnection( cache[ element.source.id ], cache[ element.target.id ], element, element.parent || parent, hints ); return; } var createShapeHints = assign({}, hints); if (parents.indexOf(element) === -1) { createShapeHints.autoResize = false; } cache[ element.id ] = isNumber(parentIndex) ? modeling.createShape( element, pick(element, [ 'x', 'y', 'width', 'height' ]), element.parent || parent, parentIndex, createShapeHints ) : modeling.createShape( element, pick(element, [ 'x', 'y', 'width', 'height' ]), element.parent || parent, createShapeHints ); }); context.elements = values(cache); }; // helpers ////////// function isConnection(element) { return !!element.waypoints; } |