feat(modeling): repair broken connection dockings on import

Closes #479
This commit is contained in:
Nico Rehwaldt 2016-06-26 23:42:11 +02:00
parent f5f05ac011
commit df54005cfa
10 changed files with 280 additions and 59 deletions

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@ -0,0 +1,105 @@
'use strict';
var getMid = require('diagram-js/lib/layout/LayoutUtil').getMid;
/**
* Fix broken dockings after DI imports.
*
* @param {EventBus} eventBus
*/
function ImportDockingFix(eventBus) {
function adjustDocking(startPoint, nextPoint, elementMid) {
var elementTop = {
x: elementMid.x,
y: elementMid.y - 50
};
var elementLeft = {
x: elementMid.x - 50,
y: elementMid.y
};
var verticalIntersect = lineIntersect(startPoint, nextPoint, elementMid, elementTop),
horizontalIntersect = lineIntersect(startPoint, nextPoint, elementMid, elementLeft);
// original is horizontal or vertical center cross intersection
var centerIntersect;
if (verticalIntersect && horizontalIntersect) {
if (getDistance(verticalIntersect, elementMid) > getDistance(horizontalIntersect, elementMid)) {
centerIntersect = horizontalIntersect;
} else {
centerIntersect = verticalIntersect;
}
} else {
centerIntersect = verticalIntersect || horizontalIntersect;
}
startPoint.original = centerIntersect;
}
function fixDockings(connection) {
var waypoints = connection.waypoints;
adjustDocking(
waypoints[0],
waypoints[1],
getMid(connection.source)
);
adjustDocking(
waypoints[waypoints.length - 1],
waypoints[waypoints.length - 2],
getMid(connection.target)
);
}
eventBus.on('bpmnElement.added', function(e) {
var element = e.element;
if (element.waypoints) {
fixDockings(element);
}
});
}
ImportDockingFix.$inject = [ 'eventBus' ];
module.exports = ImportDockingFix;
/////// helpers //////////////////////////////////
function lineIntersect(l1s, l1e, l2s, l2e) {
// if the lines intersect, the result contains the x and y of the
// intersection (treating the lines as infinite) and booleans for
// whether line segment 1 or line segment 2 contain the point
var denominator, a, b, c, numerator;
denominator = ((l2e.y - l2s.y) * (l1e.x - l1s.x)) - ((l2e.x - l2s.x) * (l1e.y - l1s.y));
if (denominator == 0) {
return null;
}
a = l1s.y - l2s.y;
b = l1s.x - l2s.x;
numerator = ((l2e.x - l2s.x) * a) - ((l2e.y - l2s.y) * b);
c = numerator / denominator;
// if we cast these lines infinitely in
// both directions, they intersect here
return {
x: Math.round(l1s.x + (c * (l1e.x - l1s.x))),
y: Math.round(l1s.y + (c * (l1e.y - l1s.y)))
};
}
function getDistance(p1, p2) {
return Math.sqrt(Math.pow(p1.x - p2.x, 2) + Math.pow(p1.y - p2.y, 2));
}

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@ -8,6 +8,7 @@ module.exports = {
'createParticipantBehavior',
'dataInputAssociationBehavior',
'deleteLaneBehavior',
'importDockingFix',
'labelBehavior',
'modelingFeedback',
'removeParticipantBehavior',
@ -27,6 +28,7 @@ module.exports = {
createParticipantBehavior: [ 'type', require('./CreateParticipantBehavior') ],
dataInputAssociationBehavior: [ 'type', require('./DataInputAssociationBehavior') ],
deleteLaneBehavior: [ 'type', require('./DeleteLaneBehavior') ],
importDockingFix: [ 'type', require('./ImportDockingFix') ],
labelBehavior: [ 'type', require('./LabelBehavior') ],
modelingFeedback: [ 'type', require('./ModelingFeedback') ],
removeParticipantBehavior: [ 'type', require('./RemoveParticipantBehavior') ],

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@ -29,7 +29,7 @@ describe('features/modeling - move connection', function() {
// when
modeling.moveConnection(sequenceFlowConnection, { x: 20, y: 10 });
var waypoints = [
var expectedWaypoints = [
{ x: 598, y: 351 },
{ x: 954, y: 351 },
{ x: 954, y: 446 },
@ -39,10 +39,10 @@ describe('features/modeling - move connection', function() {
// then
// expect cropped connection
expect(sequenceFlowConnection.waypoints).eql(waypoints);
expect(sequenceFlowConnection).to.have.waypoints(expectedWaypoints);
// expect cropped waypoints in di
var diWaypoints = bpmnFactory.createDiWaypoints(waypoints);
var diWaypoints = bpmnFactory.createDiWaypoints(expectedWaypoints);
expect(sequenceFlow.di.waypoint).eql(diWaypoints);
}));

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@ -4,6 +4,8 @@ require('../../../../TestHelper');
/* global inject, bootstrapModeler */
var flatten = require('lodash/array/flatten');
var modelingModule = require('../../../../../lib/features/modeling');
@ -40,10 +42,12 @@ describe('modeling/behavior - drop on connection', function() {
sequenceFlow = elementRegistry.get('SequenceFlow'),
task = elementRegistry.get('Task');
var position = { x: 340, y: 120 }; // first bendpoint
var originalWaypoints = sequenceFlow.waypoints;
var dropPosition = { x: 340, y: 120 }; // first bendpoint
// when
var newShape = modeling.createShape(intermediateThrowEvent, position, sequenceFlow);
var newShape = modeling.createShape(intermediateThrowEvent, dropPosition, sequenceFlow);
// then
@ -62,16 +66,19 @@ describe('modeling/behavior - drop on connection', function() {
expect(task.incoming[0]).to.equal(newShape.outgoing[0]);
// split target at insertion point
expect(sequenceFlow.waypoints).eql([
{ original: { x: 209, y: 120 }, x: 209, y: 120 },
{ original: { x: 340, y: 120 }, x: 322, y: 120 }
]);
expect(sequenceFlow).to.have.waypoints(flatten([
originalWaypoints.slice(0, 1),
{ x: 322, y: 120 }
]));
expect(targetConnection.waypoints).eql([
{ original: { x: 340, y: 120 }, x: 340, y: 138 },
{ x: 340, y: 299 },
{ original: { x: 502, y: 299 }, x: 502, y: 299 }
]);
expect(sequenceFlow).to.have.endDocking(dropPosition);
expect(targetConnection).to.have.waypoints(flatten([
{ x: 340, y: 138 },
originalWaypoints.slice(2)
]));
expect(targetConnection).to.have.startDocking(dropPosition);
}));
@ -81,11 +88,12 @@ describe('modeling/behavior - drop on connection', function() {
var endEventShape = elementFactory.createShape({ type: 'bpmn:EndEvent' });
var sequenceFlow = elementRegistry.get('SequenceFlow');
var originalWaypoints = sequenceFlow.waypoints;
var position = { x: 340, y: 120 }; // first bendpoint
var dropPosition = { x: 340, y: 120 }; // first bendpoint
// when
var newShape = modeling.createShape(endEventShape, position, sequenceFlow);
var newShape = modeling.createShape(endEventShape, dropPosition, sequenceFlow);
// then
@ -97,10 +105,10 @@ describe('modeling/behavior - drop on connection', function() {
expect(newShape.outgoing.length).to.equal(0);
// split target at insertion point
expect(sequenceFlow.waypoints).eql([
{ original: { x: 209, y: 120 }, x: 209, y: 120 },
{ original: { x: 340, y: 120 }, x: 322, y: 120 }
]);
expect(sequenceFlow).to.have.waypoints(flatten([
originalWaypoints.slice(0, 1),
{ x: 322, y: 120 }
]));
}));
@ -110,11 +118,12 @@ describe('modeling/behavior - drop on connection', function() {
var startEventShape = elementFactory.createShape({ type: 'bpmn:StartEvent' });
var sequenceFlow = elementRegistry.get('SequenceFlow');
var originalWaypoints = sequenceFlow.waypoints;
var position = { x: 340, y: 120 }; // first bendpoint
var dropPosition = { x: 340, y: 120 }; // first bendpoint
// when
var newShape = modeling.createShape(startEventShape, position, sequenceFlow);
var newShape = modeling.createShape(startEventShape, dropPosition, sequenceFlow);
// then
@ -126,12 +135,12 @@ describe('modeling/behavior - drop on connection', function() {
expect(newShape.outgoing[0]).to.eql(sequenceFlow);
// split target at insertion point
expect(sequenceFlow.waypoints).eql([
{ original: { x: 340, y: 120 }, x: 340, y: 138 },
{ x: 340, y: 299 },
{ original: { x: 502, y: 299 }, x: 502, y: 299 }
]);
expect(sequenceFlow).to.have.waypoints(flatten([
{ x: 340, y: 138 },
originalWaypoints.slice(2)
]));
}));
});
@ -144,13 +153,13 @@ describe('modeling/behavior - drop on connection', function() {
var sequenceFlow = elementRegistry.get('SequenceFlow');
var position = { x: 340, y: 120 }; // first bendpoint
var dropPosition = { x: 340, y: 120 }; // first bendpoint
// when
var canDrop = rules.allowed('shape.create', {
shape: participantShape,
parent: sequenceFlow,
position: position
dropPosition: dropPosition
});
// then
@ -159,4 +168,4 @@ describe('modeling/behavior - drop on connection', function() {
});
});
});

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@ -0,0 +1,61 @@
<?xml version="1.0" encoding="UTF-8"?>
<bpmn:definitions xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance" xmlns:bpmn="http://www.omg.org/spec/BPMN/20100524/MODEL" xmlns:bpmndi="http://www.omg.org/spec/BPMN/20100524/DI" xmlns:dc="http://www.omg.org/spec/DD/20100524/DC" xmlns:di="http://www.omg.org/spec/DD/20100524/DI" id="Definitions_1" targetNamespace="http://bpmn.io/schema/bpmn">
<bpmn:process id="Process_1" isExecutable="false">
<bpmn:startEvent id="StartEvent_1">
<bpmn:outgoing>SequenceFlow</bpmn:outgoing>
</bpmn:startEvent>
<bpmn:task id="Task_A" name="A">
<bpmn:incoming>SequenceFlow</bpmn:incoming>
<bpmn:property id="Property_09ddda9" name="__targetRef_placeholder" />
<bpmn:dataInputAssociation id="DataAssociation_1">
<bpmn:sourceRef>DataStoreReference</bpmn:sourceRef>
<bpmn:targetRef>Property_09ddda9</bpmn:targetRef>
</bpmn:dataInputAssociation>
</bpmn:task>
<bpmn:sequenceFlow id="SequenceFlow" sourceRef="StartEvent_1" targetRef="Task_A" />
<bpmn:dataStoreReference id="DataStoreReference" />
<bpmn:task id="Task_B">
<bpmn:property id="Property_0vybrii" name="__targetRef_placeholder" />
<bpmn:dataInputAssociation id="DataAssociation_2">
<bpmn:sourceRef>DataStoreReference</bpmn:sourceRef>
<bpmn:targetRef>Property_0vybrii</bpmn:targetRef>
</bpmn:dataInputAssociation>
</bpmn:task>
</bpmn:process>
<bpmndi:BPMNDiagram id="BPMNDiagram_1">
<bpmndi:BPMNPlane id="BPMNPlane_1" bpmnElement="Process_1">
<bpmndi:BPMNShape id="_BPMNShape_StartEvent_2" bpmnElement="StartEvent_1">
<dc:Bounds x="173" y="102" width="36" height="36" />
</bpmndi:BPMNShape>
<bpmndi:BPMNShape id="Task_A_di" bpmnElement="Task_A">
<dc:Bounds x="278" y="80" width="100" height="80" />
</bpmndi:BPMNShape>
<!-- off by 10px (x) -->
<bpmndi:BPMNEdge id="SequenceFlow_di" bpmnElement="SequenceFlow">
<di:waypoint xsi:type="dc:Point" x="209" y="120" />
<di:waypoint xsi:type="dc:Point" x="268" y="120" />
<bpmndi:BPMNLabel>
<dc:Bounds x="198.5" y="95" width="90" height="20" />
</bpmndi:BPMNLabel>
</bpmndi:BPMNEdge>
<bpmndi:BPMNShape id="DataStoreReference_di" bpmnElement="DataStoreReference">
<dc:Bounds x="412" y="344" width="50" height="50" />
<bpmndi:BPMNLabel>
<dc:Bounds x="392" y="394" width="90" height="20" />
</bpmndi:BPMNLabel>
</bpmndi:BPMNShape>
<bpmndi:BPMNEdge id="DataAssociation_1_di" bpmnElement="DataAssociation_1">
<di:waypoint xsi:type="dc:Point" x="426" y="344" />
<di:waypoint xsi:type="dc:Point" x="346" y="160" />
</bpmndi:BPMNEdge>
<bpmndi:BPMNShape id="Task_B_di" bpmnElement="Task_B">
<dc:Bounds x="584" y="329" width="100" height="80" />
</bpmndi:BPMNShape>
<!-- off by 10px (x) -->
<bpmndi:BPMNEdge id="DataAssociation_2_di" bpmnElement="DataAssociation_2">
<di:waypoint xsi:type="dc:Point" x="462" y="369" />
<di:waypoint xsi:type="dc:Point" x="574" y="369" />
</bpmndi:BPMNEdge>
</bpmndi:BPMNPlane>
</bpmndi:BPMNDiagram>
</bpmn:definitions>

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@ -0,0 +1,37 @@
'use strict';
require('../../../../TestHelper');
/* global bootstrapModeler, inject */
var modelingModule = require('../../../../../lib/features/modeling'),
coreModule = require('../../../../../lib/core');
describe('features/modeling/behavior - ImportDockingFix', function() {
var diagramXML = require('./ImportDockingFix.bpmn');
beforeEach(bootstrapModeler(diagramXML, {
modules: [
coreModule,
modelingModule
]
}));
it('should correct dockings on import', inject(function(elementRegistry, modeling) {
// when
var sequenceFlowConnection = elementRegistry.get('SequenceFlow'),
associationConnection = elementRegistry.get('DataAssociation_1');
// then
expect(sequenceFlowConnection).to.have.startDocking({ x: 191, y: 120 });
expect(sequenceFlowConnection).to.have.endDocking({ x: 328, y: 120 });
expect(associationConnection).to.have.startDocking({ x: 437, y: 369 });
expect(associationConnection).to.have.endDocking({ x: 328, y: 119 });
}));
});

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@ -7,20 +7,26 @@ require('../../../../TestHelper');
var modelingModule = require('../../../../../lib/features/modeling'),
coreModule = require('../../../../../lib/core');
describe('features/modeling - layout association', function() {
var diagramXML = require('../../../../fixtures/bpmn/basic.bpmn');
var testModules = [ coreModule, modelingModule ];
beforeEach(bootstrapModeler(diagramXML, {
modules: [
coreModule,
modelingModule
]
}));
var rootShape;
beforeEach(bootstrapModeler(diagramXML, { modules: testModules }));
beforeEach(inject(function(canvas) {
rootShape = canvas.getRootElement();
}));
it('should layout straight after TextAnnotation creation', inject(function(elementRegistry, modeling) {
// given

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@ -26,6 +26,8 @@ describe('features/modeling - layout connection', function() {
var sequenceFlowConnection = elementRegistry.get('SequenceFlow_1'),
sequenceFlow = sequenceFlowConnection.businessObject;
var expectedWaypoints = sequenceFlowConnection.waypoints;
// when
modeling.layoutConnection(sequenceFlowConnection);
@ -34,17 +36,10 @@ describe('features/modeling - layout connection', function() {
// expect cropped, repaired connection
// that was not actually modified
var waypoints = [
{ original: { x: 578, y: 341 }, x: 578, y: 341 },
{ x: 934, y: 341 },
{ x: 934, y: 436 },
{ original: { x: 832, y: 436 }, x: 832, y: 436 }
];
expect(sequenceFlowConnection.waypoints).eql(waypoints);
expect(sequenceFlowConnection.waypoints).to.eql(expectedWaypoints);
// expect cropped waypoints in di
var diWaypoints = bpmnFactory.createDiWaypoints(waypoints);
var diWaypoints = bpmnFactory.createDiWaypoints(expectedWaypoints);
expect(sequenceFlow.di.waypoint).eql(diWaypoints);
}));

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@ -13,18 +13,23 @@ describe('features/modeling - layout data association', function() {
var diagramXML = require('../../../../fixtures/bpmn/basic.bpmn');
var testModules = [ coreModule, modelingModule ];
beforeEach(bootstrapModeler(diagramXML, {
modules: [
coreModule,
modelingModule
]
}));
var rootShape,
taskShape;
beforeEach(bootstrapModeler(diagramXML, { modules: testModules }));
beforeEach(inject(function(elementRegistry, canvas) {
rootShape = canvas.getRootElement();
taskShape = elementRegistry.get('Task_1');
}));
it('should layout straight after DataObjectReference creation', inject(function(modeling) {
// when

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@ -161,11 +161,11 @@ describe('features/modeling - layout', function() {
reconnectEnd(connection, 'ExclusiveGateway_1', newDocking);
// then
expect(connection.waypoints).to.eql([
{ original:{ x:382,y:241 },x:382,y:241 },
{ x:559,y:241 },
{ x:559,y:138 },
{ original:{ x:660,y:280 },x:660,y:280 }
expect(connection).to.have.waypoints([
{ x: 382, y: 241 },
{ x: 559, y: 241 },
{ x: 559, y: 138 },
{ x: 660, y: 280 }
]);
}));
@ -180,10 +180,11 @@ describe('features/modeling - layout', function() {
move('ServiceTask_1', delta);
// then
expect(connection.waypoints).to.eql([{ original:{ x:382,y:241 },x:382,y:241 },
{ x:559,y:241 },
{ x:559,y:158 },
{ original:{ x:598,y:158 },x:598,y:158 }
expect(connection).to.have.waypoints([
{ x: 382, y: 241 },
{ x: 559, y: 241 },
{ x: 559, y: 158 },
{ x: 598, y: 158 }
]);
}));
@ -198,11 +199,11 @@ describe('features/modeling - layout', function() {
move('Task_1', delta);
// then
expect(connection.waypoints).to.eql([
{ original:{ x:352,y:261 },x:352,y:261 },
{ x:559,y:261 },
{ x:559,y:138 },
{ original:{ x:628,y:138 },x:628,y:138 }
expect(connection).to.have.waypoints([
{ x: 352, y: 261 },
{ x: 559, y: 261 },
{ x: 559, y: 138 },
{ x: 628, y: 138 }
]);
}));