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| define(["require", "exports", "../primitives/rect", "../utility/connector", "../utility/constraints-util"], function (require, exports, rect_1, connector_1, constraints_util_1) {
"use strict";
Object.defineProperty(exports, "__esModule", { value: true });
var LineRouting = (function () {
function LineRouting() {
this.size = 20;
this.intermediatePoints = [];
this.gridCollection = [];
this.startArray = [];
this.targetGridCollection = [];
this.sourceGridCollection = [];
this.considerWalkable = [];
}
LineRouting.prototype.lineRouting = function (diagram) {
var length = diagram.connectors.length;
this.renderVirtualRegion(diagram);
Eif (length > 0) {
for (var k = 0; k < length; k++) {
var connector = diagram.connectors[parseInt(k.toString(), 10)];
Eif (connector.type === 'Orthogonal' && connector.visible) {
this.refreshConnectorSegments(diagram, connector, true);
}
}
}
};
LineRouting.prototype.renderVirtualRegion = function (diagram, isUpdate) {
var extraBounds = this.size;
if (diagram.spatialSearch['pageTop'] < 0 || diagram.spatialSearch['pageLeft'] < 0) {
extraBounds = this.size + (this.size / 2);
}
var right = diagram.spatialSearch['pageRight'] + extraBounds;
var bottom = diagram.spatialSearch['pageBottom'] + extraBounds;
var left = diagram.spatialSearch['pageLeft'] - extraBounds;
var top = diagram.spatialSearch['pageTop'] - extraBounds;
left = left < 0 ? left - 20 : 0;
top = top < 0 ? top - 20 : 0;
if ((isUpdate && (this.width !== (right - left) || this.height !== (bottom - top) ||
this.diagramStartX !== left || this.diagramStartY !== top)) || isUpdate === undefined) {
this.width = right - left;
this.height = bottom - top;
this.diagramStartX = left;
this.diagramStartY = top;
this.gridCollection = [];
this.noOfRows = this.width / this.size;
this.noOfCols = this.height / this.size;
var size = this.size;
var x = this.diagramStartX < 0 ? this.diagramStartX : 0;
var y = this.diagramStartY < 0 ? this.diagramStartY : 0;
for (var i = 0; i < this.noOfCols; i++) {
for (var j = 0; j < this.noOfRows; j++) {
if (i === 0) {
this.gridCollection.push([0]);
}
var grid = {
x: x, y: y, width: size, height: size, gridX: j,
gridY: i, walkable: true, tested: undefined, nodeId: []
};
this.gridCollection[parseInt(j.toString(), 10)][parseInt(i.toString(), 10)] = grid;
x += size;
}
x = this.diagramStartX < 0 ? this.diagramStartX : 0;
y += size;
}
}
var nodes = this.findNodes(diagram.nodes);
this.updateNodesInVirtualRegion(nodes);
};
LineRouting.prototype.findNodes = function (nodes) {
var objects = [];
var node;
for (var i = 0; i < nodes.length; i++) {
node = nodes[parseInt(i.toString(), 10)];
if (node.shape.type !== 'SwimLane' && !node.isLane && !node.isPhase && !node.isHeader && node.visible) {
objects.push(node);
}
}
return objects;
};
LineRouting.prototype.updateNodesInVirtualRegion = function (diagramNodes) {
var size = this.size;
var x = this.diagramStartX < 0 ? this.diagramStartX : 0;
var y = this.diagramStartY < 0 ? this.diagramStartY : 0;
for (var i = 0; i < this.noOfCols; i++) {
for (var j = 0; j < this.noOfRows; j++) {
var grid = this.gridCollection[parseInt(j.toString(), 10)][parseInt(i.toString(), 10)];
var rectangle = new rect_1.Rect(x, y, this.size, this.size);
var isContains = void 0;
var k = void 0;
grid.walkable = true;
grid.tested = undefined;
grid.nodeId = [];
for (k = 0; k < diagramNodes.length; k++) {
Eif (diagramNodes[parseInt(k.toString(), 10)].wrapper.bounds) {
isContains = this.intersectRect(rectangle, diagramNodes[parseInt(k.toString(), 10)].wrapper.bounds);
}
if (isContains) {
grid.nodeId.push(diagramNodes[parseInt(k.toString(), 10)].id);
grid.walkable = false;
if (diagramNodes[parseInt(k.toString(), 10)].parentId !== '') {
grid.parentNodeId = diagramNodes[parseInt(k.toString(), 10)].parentId;
}
}
}
x += size;
}
x = this.diagramStartX < 0 ? this.diagramStartX : 0;
y += size;
}
};
LineRouting.prototype.intersectRect = function (r1, r2) {
return !(r2.left >= r1.right || r2.right <= r1.left ||
r2.top >= r1.bottom || r2.bottom <= r1.top);
};
LineRouting.prototype.findEndPoint = function (connector, isSource, isPortBounds) {
var endPoint;
var portDirection;
if ((isSource && connector.sourcePortID !== '' && connector.sourcePortWrapper) || (!isSource && connector.targetPortID !== '' && connector.targetPortWrapper)) {
endPoint = (isSource) ? { x: connector.sourcePortWrapper.offsetX, y: connector.sourcePortWrapper.offsetY } :
{ x: connector.targetPortWrapper.offsetX, y: connector.targetPortWrapper.offsetY };
portDirection = connector_1.getPortDirection(endPoint, undefined, (isSource) ? connector.sourceWrapper.bounds : connector.targetWrapper.bounds, false);
var bounds = (isSource) ? connector.sourcePortWrapper.bounds : connector.targetPortWrapper.bounds;
if (isPortBounds) {
if (portDirection === 'Top') {
endPoint = { x: bounds.topCenter.x, y: bounds.topCenter.y };
}
else if (portDirection === 'Left') {
endPoint = { x: bounds.middleLeft.x, y: bounds.middleLeft.y };
}
else Eif (portDirection === 'Right') {
endPoint = { x: bounds.middleRight.x, y: bounds.middleRight.y };
}
else {
endPoint = { x: bounds.bottomCenter.x, y: bounds.bottomCenter.y };
}
}
else {
endPoint = { x: bounds.center.x, y: bounds.center.y };
}
}
else {
Eif ((isSource && this.startNode) || (!isSource && this.targetNode)) {
endPoint = (isSource) ? { x: this.startNode.wrapper.offsetX, y: this.startNode.wrapper.offsetY } :
{ x: this.targetNode.wrapper.offsetX, y: this.targetNode.wrapper.offsetY };
}
else {
endPoint = (isSource) ? { x: connector.sourcePoint.x, y: connector.sourcePoint.y } :
{ x: connector.targetPoint.x, y: connector.targetPoint.y };
}
}
return endPoint;
};
LineRouting.prototype.refreshConnectorSegments = function (diagram, connector, isUpdate, isEnableRouting) {
var sourceId = connector.sourceID;
var targetId = connector.targetID;
var sourcePortID = connector.sourcePortID;
var targetPortID = connector.targetPortID;
var startPoint;
var targetPoint;
var sourcePortDirection;
var targetPortDirection;
var grid;
var sourceTop;
var sourceBottom;
var isBreak;
var sourceLeft;
var sourceRight;
var targetRight;
var targetTop;
var targetBottom;
var targetLeft;
Eif (constraints_util_1.canEnableRouting(connector, diagram) || isEnableRouting) {
this.startNode = diagram.nameTable["" + sourceId];
this.targetNode = diagram.nameTable["" + targetId];
this.intermediatePoints = [];
this.startArray = [];
this.targetGridCollection = [];
this.sourceGridCollection = [];
this.startGrid = undefined;
this.targetGrid = undefined;
for (var i = 0; i < this.noOfCols; i++) {
for (var j = 0; j < this.noOfRows; j++) {
this.gridCollection[parseInt(j.toString(), 10)][parseInt(i.toString(), 10)].tested
= this.gridCollection[parseInt(j.toString(), 10)][parseInt(i.toString(), 10)].parent = undefined;
this.gridCollection[parseInt(j.toString(), 10)][parseInt(i.toString(), 10)].previousDistance
= this.gridCollection[parseInt(j.toString(), 10)][parseInt(i.toString(), 10)].afterDistance = undefined;
this.gridCollection[parseInt(j.toString(), 10)][parseInt(i.toString(), 10)].totalDistance = undefined;
}
}
startPoint = this.findEndPoint(connector, true);
targetPoint = this.findEndPoint(connector, false);
for (var i = 0; i < this.noOfRows; i++) {
for (var j = 0; j < this.noOfCols; j++) {
grid = this.gridCollection[parseInt(i.toString(), 10)][parseInt(j.toString(), 10)];
var rectangle = new rect_1.Rect(grid.x, grid.y, grid.width, grid.height);
if (rectangle.containsPoint(startPoint) && !this.startGrid &&
(grid.nodeId.indexOf(sourceId) !== -1 || sourceId === '')) {
this.startGrid = (sourcePortID && this.startGrid &&
(sourcePortDirection === 'Left' || sourcePortDirection === 'Top')) ? this.startGrid : grid;
}
if (rectangle.containsPoint(targetPoint) && !this.targetGrid &&
(grid.nodeId.indexOf(targetId) !== -1 || targetId === '')) {
this.targetGrid = (targetPortID && this.targetGrid &&
(targetPortDirection === 'Left' || targetPortDirection === 'Top')) ? this.targetGrid : grid;
}
if (!sourcePortID && this.startNode) {
var bounds = this.startNode.wrapper.bounds;
if (rectangle.containsPoint(bounds.topCenter) && !sourceTop) {
sourceTop = grid;
}
if (rectangle.containsPoint(bounds.middleLeft) && !sourceLeft) {
sourceLeft = grid;
}
if (rectangle.containsPoint(bounds.middleRight) && !sourceRight) {
sourceRight = grid;
}
if (rectangle.containsPoint(bounds.bottomCenter) && !sourceBottom) {
sourceBottom = grid;
}
}
if (!targetPortID && this.targetNode) {
var bounds = this.targetNode.wrapper.bounds;
if (rectangle.containsPoint(bounds.topCenter) && !targetTop) {
targetTop = grid;
}
if (rectangle.containsPoint(bounds.middleLeft) && !targetLeft) {
targetLeft = grid;
}
if (rectangle.containsPoint(bounds.middleRight) && !targetRight) {
targetRight = grid;
}
if (rectangle.containsPoint({ x: bounds.bottomCenter.x, y: bounds.bottomCenter.y }) && !targetBottom) {
targetBottom = grid;
}
}
}
}
this.findEdgeBoundary(sourcePortID, sourceLeft, sourceRight, sourceTop, sourceBottom, true);
this.findEdgeBoundary(targetPortID, targetLeft, targetRight, targetTop, targetBottom, false);
this.startGrid.totalDistance = 0;
this.startGrid.previousDistance = 0;
this.intermediatePoints.push({ x: this.startGrid.gridX, y: this.startGrid.gridY });
this.startArray.push(this.startGrid);
if (connector && targetLeft && targetRight && targetTop && targetBottom) {
this.checkObstacles(connector, diagram, targetLeft, targetRight, targetTop, targetBottom);
}
renderPathElement: while (this.startArray.length > 0) {
var startGridNode = this.startArray.pop();
Eif (startGridNode) {
for (var i = 0; i < this.targetGridCollection.length; i++) {
var target = this.targetGridCollection[parseInt(i.toString(), 10)];
Eif (startGridNode) {
if (startGridNode.gridX === target.gridX && startGridNode.gridY === target.gridY) {
this.getIntermediatePoints(startGridNode);
this.optimizeIntermediatePoints();
if (startGridNode.nodeId && startGridNode.nodeId.length > 1) {
connector.segments = [];
}
isBreak = this.updateConnectorSegments(diagram, this.intermediatePoints, this.gridCollection, connector, isUpdate);
if (!isBreak) {
this.targetGridCollection.splice(this.targetGridCollection.indexOf(target), 1);
startGridNode = this.startArray.pop();
}
else {
this.considerWalkable = [];
break renderPathElement;
}
}
}
}
Eif (startGridNode) {
this.findPath(startGridNode);
}
}
}
}
};
LineRouting.prototype.checkChildNodes = function (grid, isSource) {
var check = false;
var reject = false;
if (grid.nodeId.length >= 1 && !isSource) {
for (var i = 0; i < grid.nodeId.length; i++) {
var id = grid.nodeId[parseInt(i.toString(), 10)];
for (var j = 0; j < grid.nodeId.length; j++) {
Iif (this.targetNode.parentId === grid.nodeId[parseInt(j.toString(), 10)]) {
reject = true;
}
}
if (!reject && this.targetNode.id === id) {
check = true;
}
else {
check = false;
}
}
}
else {
if (grid.nodeId.length === 1) {
check = true;
}
}
return check;
};
LineRouting.prototype.findEdgeBoundary = function (portID, left, right, top, bottom, isSource) {
var grid;
var collection = (isSource) ? this.sourceGridCollection : this.targetGridCollection;
if (!portID && ((isSource) ? this.startNode : this.targetNode)) {
for (var i = left.gridX; i <= right.gridX; i++) {
grid = this.gridCollection[parseInt(i.toString(), 10)][left.gridY];
if ((this.checkChildNodes(grid, isSource) && (i === left.gridX || i === right.gridX)) ||
(i !== left.gridX && i !== right.gridX)) {
collection.push(grid);
}
}
for (var i = top.gridY; i <= bottom.gridY; i++) {
grid = this.gridCollection[top.gridX][parseInt(i.toString(), 10)];
if (((this.checkChildNodes(grid, isSource) && (i === top.gridY || i === bottom.gridY)) ||
(i !== top.gridY && i !== bottom.gridY)) && collection.indexOf(grid) === -1) {
collection.push(grid);
}
}
}
else {
collection.push((isSource) ? this.startGrid : this.targetGrid);
}
};
LineRouting.prototype.checkObstacles = function (connector, diagram, targetLeft, targetRight, targetTop, targetBottom) {
var neigbours = this.findNearestNeigbours(this.startGrid, this.gridCollection, true);
Iif (neigbours.length === 0) {
if (connector.sourcePortID !== '') {
var endPoint = { x: connector.sourcePortWrapper.offsetX, y: connector.sourcePortWrapper.offsetY };
var portDirection = connector_1.getPortDirection(endPoint, undefined, connector.sourceWrapper.bounds, false);
if (portDirection === 'Top') {
this.resetGridColl(this.startGrid, 'top', true);
}
else if (portDirection === 'Right') {
this.resetGridColl(this.startGrid, 'right', true);
}
else if (portDirection === 'Bottom') {
this.resetGridColl(this.startGrid, 'bottom', true);
}
else {
this.resetGridColl(this.startGrid, 'left', true);
}
}
else {
this.resetGridColl(this.startGrid, 'top', true);
this.resetGridColl(this.startGrid, 'right', true);
this.resetGridColl(this.startGrid, 'bottom', true);
this.resetGridColl(this.startGrid, 'left', true);
}
}
neigbours = this.findNearestNeigbours(this.targetGrid, this.gridCollection, false);
if (neigbours.length === 0) {
Iif (connector.targetPortID !== '') {
var endPoint = { x: connector.targetPortWrapper.offsetX, y: connector.targetPortWrapper.offsetY };
var portDirection = connector_1.getPortDirection(endPoint, undefined, connector.targetWrapper.bounds, false);
if (portDirection === 'Top') {
this.resetGridColl(this.targetGrid, 'top', true);
}
else if (portDirection === 'Right') {
this.resetGridColl(this.targetGrid, 'right', true);
}
else if (portDirection === 'Bottom') {
this.resetGridColl(this.targetGrid, 'bottom', true);
}
else {
this.resetGridColl(this.targetGrid, 'left', true);
}
}
else {
this.resetGridColl(this.targetGrid, 'top', false);
this.resetGridColl(this.targetGrid, 'right', false);
this.resetGridColl(this.targetGrid, 'bottom', false);
this.resetGridColl(this.targetGrid, 'left', false);
}
}
if (this.targetGridCollection.length > 1 && this.targetGridCollection[0].nodeId.length > 1) {
for (var i = 0; i <= 1; i++) {
var gridX = this.targetGridCollection[parseInt(i.toString(), 10)].gridX;
var gridY = this.targetGridCollection[parseInt(i.toString(), 10)].gridY;
var gridNodes = this.targetGridCollection[parseInt(i.toString(), 10)].nodeId;
var targetNode = void 0;
for (var k = 0; k < gridNodes.length; k++) {
if (this.targetNode.id !== gridNodes[parseInt(k.toString(), 10)]) {
targetNode = gridNodes[parseInt(k.toString(), 10)];
break;
}
}
var targetNodewrapper = void 0;
var overLapNode = void 0;
var contains = void 0;
Eif (diagram.nameTable[this.targetNode.id]) {
targetNodewrapper = diagram.nameTable[this.targetNode.id].wrapper;
}
if (diagram.nameTable["" + targetNode]) {
overLapNode = diagram.nameTable["" + targetNode].wrapper;
}
if (targetNodewrapper && overLapNode) {
contains = this.contains(overLapNode.bounds, targetNodewrapper.bounds);
}
var reject = void 0;
for (var j = 0; j < gridNodes.length; j++) {
Iif (this.targetNode.parentId === gridNodes[parseInt(j.toString(), 10)]) {
reject = true;
}
}
if (!this.gridCollection[parseInt(gridX.toString(), 10)][parseInt(gridY.toString(), 10)].walkable && contains && !reject) {
var grid = void 0;
var diff = void 0;
grid = this.getEndvalue(targetLeft, 'left');
diff = targetLeft.gridX - grid.gridX;
this.changeValue(targetLeft, diff, 'left');
grid = this.getEndvalue(targetRight, 'right');
diff = grid.gridX - targetRight.gridX;
this.changeValue(targetRight, diff, 'right');
grid = this.getEndvalue(targetTop, 'top');
diff = targetTop.gridY - grid.gridY;
this.changeValue(targetTop, diff, 'top');
grid = this.getEndvalue(targetBottom, 'bottom');
diff = targetBottom.gridY - grid.gridY;
this.changeValue(targetBottom, diff, 'top');
}
}
}
};
LineRouting.prototype.contains = function (rect1, rect2) {
return rect1.left <= rect2.left && rect1.right >= rect2.right && rect1.top <= rect2.top && rect1.bottom >= rect2.bottom;
};
LineRouting.prototype.getEndvalue = function (target, direction) {
if (!this.gridCollection[target.gridX][target.gridY].walkable) {
if (direction === 'left') {
return this.getEndvalue(this.gridCollection[target.gridX - 1][target.gridY], direction);
}
if (direction === 'right') {
return this.getEndvalue(this.gridCollection[target.gridX + 1][target.gridY], direction);
}
if (direction === 'top') {
return this.getEndvalue(this.gridCollection[target.gridX][target.gridY - 1], direction);
}
Eif (direction === 'bottom') {
return this.getEndvalue(this.gridCollection[target.gridX][target.gridY + 1], direction);
}
}
else {
return target;
}
return target;
};
LineRouting.prototype.changeValue = function (targetLeft, diff, direction) {
Eif (!targetLeft.walkable) {
this.considerWalkable.push(targetLeft);
}
var grid;
for (var i = 0; i <= diff; i++) {
if (direction === 'left') {
grid = this.gridCollection[targetLeft.gridX - i][targetLeft.gridY];
}
else if (direction === 'right') {
grid = this.gridCollection[targetLeft.gridX + i][targetLeft.gridY];
}
else Eif (direction === 'top') {
grid = this.gridCollection[targetLeft.gridX][targetLeft.gridY - i];
}
else if (direction === 'bottom') {
grid = this.gridCollection[targetLeft.gridX][targetLeft.gridY + i];
}
if (!grid.walkable) {
this.considerWalkable.push(grid);
}
}
};
LineRouting.prototype.getIntermediatePoints = function (target) {
var distance;
this.intermediatePoints = [];
while (target) {
this.intermediatePoints.push({ x: target.gridX, y: target.gridY });
target = target.parent;
}
this.intermediatePoints.reverse();
Eif (this.intermediatePoints.length >= 1 && this.intermediatePoints[0] !== undefined
&& this.intermediatePoints[1] !== undefined) {
if (this.intermediatePoints[0].x === this.intermediatePoints[1].x) {
if (this.intermediatePoints[0].y < this.intermediatePoints[1].y) {
distance = this.neigbour(this.startGrid, 'bottom', undefined, true);
this.intermediatePoints[0].y += distance - 1;
}
else {
distance = this.neigbour(this.startGrid, 'top', undefined, true);
this.intermediatePoints[0].y -= distance - 1;
}
}
else {
if (this.intermediatePoints[0].x < this.intermediatePoints[1].x) {
distance = this.neigbour(this.startGrid, 'right', undefined, true);
this.intermediatePoints[0].x += distance - 1;
}
else {
distance = this.neigbour(this.startGrid, 'left', undefined, true);
this.intermediatePoints[0].x -= distance - 1;
}
}
}
};
LineRouting.prototype.optimizeIntermediatePoints = function () {
this.intermediatePoints = this.removePointsInSameLine(this.intermediatePoints);
this.intermediatePoints = this.getValidPoints(this.intermediatePoints);
};
LineRouting.prototype.removePointsInSameLine = function (points) {
Iif (points.length < 3) {
return points;
}
var result = [points[0]];
for (var i = 1; i < points.length - 1; i++) {
var prevPoint = result[result.length - 1];
var currentPoint = points[parseInt(i.toString(), 10)];
var nextPoint = points[i + 1];
if (!this.arePointsInSameLine(prevPoint, currentPoint, nextPoint)) {
result.push(currentPoint);
}
}
result.push(points[points.length - 1]);
return result;
};
LineRouting.prototype.arePointsInSameLine = function (point1, point2, point3) {
return (point2.x - point1.x) * (point3.y - point1.y) === (point3.x - point1.x) * (point2.y - point1.y);
};
LineRouting.prototype.getValidPoints = function (points) {
if (points.length < 4) {
return points;
}
var i = 1;
while (i < points.length - 3) {
var lineStart1 = points[parseInt(i.toString(), 10)];
var lineEnd1 = points[i + 1];
var lineStart2 = points[i + 2];
var lineEnd2 = points[i + 3];
if (lineStart1.x === lineEnd1.x) {
if ((lineEnd1.y < lineStart1.y && lineEnd2.y < lineStart2.y)
|| (lineEnd1.y > lineStart1.y && lineEnd2.y > lineStart2.y)) {
var dx = lineStart1.x < lineStart2.x ? 1 : -1;
var dy = lineEnd1.y < lineStart1.y ? -1 : 1;
var neigbourGridX = lineStart1.x + dx;
var neigbourGridY = lineStart1.y;
var isValid = false;
while (neigbourGridX !== lineEnd2.x || neigbourGridY !== lineEnd2.y) {
if (!this.isWalkable(neigbourGridX, neigbourGridY)) {
isValid = false;
break;
}
else {
isValid = true;
}
if (neigbourGridX !== lineStart2.x) {
neigbourGridX += dx;
}
else {
neigbourGridY += dy;
}
}
if (isValid) {
lineStart1.x = lineStart2.x;
points.splice(i + 1, 2);
continue;
}
}
}
else Eif (lineStart1.y === lineEnd1.y) {
if ((lineEnd1.x < lineStart1.x && lineEnd2.x < lineStart2.x)
|| (lineEnd1.x > lineStart1.x && lineEnd2.x > lineStart2.x)) {
var dy1 = lineStart1.y < lineStart2.y ? 1 : -1;
var dx1 = lineEnd1.x < lineStart1.x ? -1 : 1;
var neigbourGridY1 = lineStart1.y + dy1;
var neigbourGridX1 = lineStart1.x;
var isValid1 = false;
while (neigbourGridX1 !== lineEnd2.x || neigbourGridY1 !== lineEnd2.y) {
if (!this.isWalkable(neigbourGridX1, neigbourGridY1)) {
isValid1 = false;
break;
}
else {
isValid1 = true;
}
if (neigbourGridY1 !== lineStart2.y) {
neigbourGridY1 += dy1;
}
else {
neigbourGridX1 += dx1;
}
}
if (isValid1) {
lineStart1.y = lineStart2.y;
points.splice(i + 1, 2);
continue;
}
}
}
i++;
}
return points;
};
LineRouting.prototype.updateConnectorSegments = function (diagram, intermediatePoints, gridCollection, connector, isUpdate) {
var segments = [];
var seg;
var targetPoint;
var pointX;
var pointY;
var node;
var points = [];
var direction;
var length;
var currentdirection;
var prevDirection;
var targetWrapper = connector.targetWrapper;
var sourceWrapper = connector.sourceWrapper;
var sourcePoint = this.findEndPoint(connector, true);
if (connector.targetPortID !== '' || !connector.targetWrapper) {
targetPoint = this.findEndPoint(connector, false, true);
}
for (var i = 0; i < intermediatePoints.length; i++) {
node = gridCollection[intermediatePoints[parseInt(i.toString(), 10)].x][intermediatePoints[parseInt(i.toString(), 10)].y];
Eif (node) {
pointX = node.x + node.width / 2;
pointY = node.y + node.height / 2;
points.push({ x: pointX, y: pointY });
if (i >= 1 && points.length > 1) {
if (points[points.length - 2].x !== points[points.length - 1].x) {
currentdirection = (points[points.length - 2].x > points[points.length - 1].x) ? 'Left' : 'Right';
}
else {
currentdirection = (points[points.length - 2].y > points[points.length - 1].y) ? 'Top' : 'Bottom';
}
}
Iif (i >= 2 && prevDirection === currentdirection && points.length > 1) {
points.splice(points.length - 2, 1);
}
prevDirection = currentdirection;
}
}
Eif (points && points.length > 1) {
for (var j = 0; j < points.length - 1; j++) {
var currentPoint = points[parseInt(j.toString(), 10)];
var nextPoint = points[j + 1];
if (currentPoint.x !== nextPoint.x) {
if (j === 0 && connector.sourcePortID === '' && sourceWrapper) {
sourcePoint = (currentPoint.x > nextPoint.x)
? sourceWrapper.bounds.middleLeft : sourceWrapper.bounds.middleRight;
}
if (j === points.length - 2 && connector.targetPortID === '' && targetWrapper) {
targetPoint = (currentPoint.x > nextPoint.x)
? targetWrapper.bounds.middleRight : targetWrapper.bounds.middleLeft;
}
if (j === 0 && sourcePoint) {
currentPoint.x = sourcePoint.x;
currentPoint.y = nextPoint.y = sourcePoint.y;
var newDirection = currentPoint.x > nextPoint.x ? 'Left' : 'Right';
var refPoint = connector_1.findPoint(sourceWrapper.bounds, connector_1.getOppositeDirection(newDirection));
sourcePoint = connector_1.getIntersection(connector, sourceWrapper, sourcePoint, refPoint, false);
currentPoint.x = sourcePoint.x;
}
if (j === points.length - 2 && targetPoint) {
Iif (j > 0 && connector.targetDecorator &&
((targetPoint.x - nextPoint.x) < 0) &&
(Math.abs(targetPoint.x - currentPoint.x) < connector.targetDecorator.width + 1)) {
currentPoint.x = points[j - 1].x -= this.size / 2;
}
if (j > 0 && connector.targetDecorator &&
((targetPoint.x - nextPoint.x) > 0) &&
(Math.abs(targetPoint.x - currentPoint.x) < connector.targetDecorator.width + 1)) {
currentPoint.x = points[j - 1].x += this.size / 2;
}
nextPoint.x = targetPoint.x;
currentPoint.y = nextPoint.y = targetPoint.y;
}
}
else {
if (j === 0 && connector.sourcePortID === '' && sourceWrapper) {
sourcePoint = (currentPoint.y > nextPoint.y)
? sourceWrapper.bounds.topCenter : sourceWrapper.bounds.bottomCenter;
}
if (j === points.length - 2 && connector.targetPortID === '' && targetWrapper) {
targetPoint = (currentPoint.y > nextPoint.y)
? targetWrapper.bounds.bottomCenter : targetWrapper.bounds.topCenter;
}
if (j === 0 && sourcePoint) {
currentPoint.y = sourcePoint.y;
currentPoint.x = nextPoint.x = sourcePoint.x;
var newDirection1 = currentPoint.y > nextPoint.y ? 'Top' : 'Bottom';
var refPoint = connector_1.findPoint(sourceWrapper.bounds, connector_1.getOppositeDirection(newDirection1));
sourcePoint = connector_1.getIntersection(connector, sourceWrapper, sourcePoint, refPoint, false);
currentPoint.y = sourcePoint.y;
}
if (j === points.length - 2 && targetPoint) {
if (j > 0 && connector.targetDecorator &&
((targetPoint.y - nextPoint.y) < 0) &&
(Math.abs(targetPoint.y - currentPoint.y) < connector.targetDecorator.height + 1)) {
currentPoint.y = points[j - 1].y -= this.size / 2;
}
Iif (j > 0 && connector.targetDecorator &&
((targetPoint.y - nextPoint.y) > 0) &&
(Math.abs(targetPoint.y - currentPoint.y) < connector.targetDecorator.height + 1)) {
currentPoint.y = points[j - 1].y += this.size / 2;
}
nextPoint.y = targetPoint.y;
currentPoint.x = nextPoint.x = targetPoint.x;
}
}
}
for (var j = 0; j < points.length - 1; j++) {
var currentPoint = points[parseInt(j.toString(), 10)];
var nextPoint = points[j + 1];
if (currentPoint.x !== nextPoint.x) {
if (currentPoint.x > nextPoint.x) {
direction = 'Left';
length = currentPoint.x - nextPoint.x;
}
else {
direction = 'Right';
length = nextPoint.x - currentPoint.x;
}
}
else {
if (currentPoint.y > nextPoint.y) {
direction = 'Top';
length = currentPoint.y - nextPoint.y;
}
else {
direction = 'Bottom';
length = nextPoint.y - currentPoint.y;
}
}
seg = { type: 'Orthogonal', length: length, direction: direction };
segments.push(seg);
}
}
Eif (segments && segments.length > 0) {
var lastSeg = segments[segments.length - 1];
if (segments.length === 1) {
lastSeg.length -= 20;
}
Iif (lastSeg.length < 10 && segments.length === 2) {
segments.pop();
if (segments.length > 0) {
segments[0].length -= 20;
lastSeg = segments[0];
}
}
if (connector.targetDecorator &&
((lastSeg.direction === 'Top' || lastSeg.direction === 'Bottom') && lastSeg.length > connector.targetDecorator.height + 1) ||
((lastSeg.direction === 'Right' || lastSeg.direction === 'Left') && lastSeg.length > connector.targetDecorator.width + 1)) {
connector.segments = segments;
if (isUpdate) {
diagram.connectorPropertyChange(connector, {}, { type: 'Orthogonal', segments: segments });
}
return true;
}
}
return false;
};
LineRouting.prototype.findPath = function (startGrid) {
var intermediatePoint;
var collection = [];
var neigbours = this.findNearestNeigbours(startGrid, this.gridCollection, true);
for (var i = 0; i < neigbours.length; i++) {
intermediatePoint = this.findIntermediatePoints(neigbours[parseInt(i.toString(), 10)].gridX, neigbours[parseInt(i.toString(), 10)].gridY, startGrid.gridX, startGrid.gridY, this.targetGrid.gridX, this.targetGrid.gridY);
if (intermediatePoint !== null) {
var grid = this.gridCollection[intermediatePoint.x][intermediatePoint.y];
var h = this.octile(Math.abs(intermediatePoint.x - startGrid.gridX), Math.abs(intermediatePoint.y - startGrid.gridY));
if (startGrid.parent && startGrid.parent.parent) {
if (grid.gridX !== startGrid.parent.gridX && grid.gridY !== startGrid.parent.gridY) {
h += 0.1;
}
}
var l = startGrid.previousDistance + h;
if ((!grid.previousDistance || grid.previousDistance > l) &&
(!(intermediatePoint.x === startGrid.gridX && intermediatePoint.y === startGrid.gridY))) {
collection.push(intermediatePoint);
grid.previousDistance = l;
grid.afterDistance = grid.afterDistance || this.manhattan(Math.abs(intermediatePoint.x - this.targetGrid.gridX), Math.abs(intermediatePoint.y - this.targetGrid.gridY));
grid.totalDistance = grid.previousDistance + grid.afterDistance;
grid.parent = startGrid;
}
}
}
if (collection.length > 0) {
for (var i = 0; i < collection.length; i++) {
var grid = this.gridCollection[collection[parseInt(i.toString(), 10)].x][collection[parseInt(i.toString(), 10)].y];
if (this.startArray.indexOf(grid) === -1) {
this.startArray.push(grid);
}
}
}
this.sorting(this.startArray);
};
LineRouting.prototype.sorting = function (array) {
var done = false;
while (!done) {
done = true;
for (var i = 1; i < array.length; i += 1) {
if (array[i - 1].totalDistance < array[parseInt(i.toString(), 10)].totalDistance) {
done = false;
var tmp = array[i - 1];
array[i - 1] = array[parseInt(i.toString(), 10)];
array[parseInt(i.toString(), 10)] = tmp;
}
}
}
return array;
};
LineRouting.prototype.octile = function (t, e) {
var r = Math.SQRT2 - 1;
return e > t ? r * t + e : r * e + t;
};
LineRouting.prototype.manhattan = function (t, e) {
return t + e;
};
LineRouting.prototype.findNearestNeigbours = function (startGrid, gridCollection, isSource) {
var neigbours = [];
var parent = startGrid.parent;
if (parent) {
var dx = (startGrid.gridX - parent.gridX) / Math.max(Math.abs(startGrid.gridX - parent.gridX), 1);
var dy = (startGrid.gridY - parent.gridY) / Math.max(Math.abs(startGrid.gridY - parent.gridY), 1);
if (dx !== 0) {
if (this.isWalkable(startGrid.gridX, startGrid.gridY - 1, true) &&
this.sourceGridCollection.indexOf(gridCollection[startGrid.gridX][startGrid.gridY - 1]) === -1) {
neigbours.push(gridCollection[startGrid.gridX][startGrid.gridY - 1]);
}
if (this.isWalkable(startGrid.gridX, startGrid.gridY + 1, true) &&
this.sourceGridCollection.indexOf(gridCollection[startGrid.gridX][startGrid.gridY + 1])) {
neigbours.push(gridCollection[startGrid.gridX][startGrid.gridY + 1]);
}
if (this.isWalkable(startGrid.gridX + dx, startGrid.gridY, true) &&
this.sourceGridCollection.indexOf(gridCollection[startGrid.gridX + dx][startGrid.gridY]) === -1) {
neigbours.push(gridCollection[startGrid.gridX + dx][startGrid.gridY]);
}
}
else Eif (dy !== 0) {
if (this.isWalkable(startGrid.gridX - 1, startGrid.gridY, true) &&
this.sourceGridCollection.indexOf(gridCollection[startGrid.gridX - 1][startGrid.gridY]) === -1) {
neigbours.push(gridCollection[startGrid.gridX - 1][startGrid.gridY]);
}
if (this.isWalkable(startGrid.gridX + 1, startGrid.gridY, true) &&
this.sourceGridCollection.indexOf(gridCollection[startGrid.gridX + 1][startGrid.gridY]) === -1) {
neigbours.push(gridCollection[startGrid.gridX + 1][startGrid.gridY]);
}
if (this.isWalkable(startGrid.gridX, startGrid.gridY + dy, true) &&
this.sourceGridCollection.indexOf(gridCollection[startGrid.gridX][startGrid.gridY + dy]) === -1) {
neigbours.push(gridCollection[startGrid.gridX][startGrid.gridY + dy]);
}
}
}
else {
this.neigbour(startGrid, 'top', neigbours, isSource);
this.neigbour(startGrid, 'right', neigbours, isSource);
this.neigbour(startGrid, 'bottom', neigbours, isSource);
this.neigbour(startGrid, 'left', neigbours, isSource);
}
return neigbours;
};
LineRouting.prototype.neigbour = function (startGrid, direction, neigbours, isSource) {
var i = 1;
var nearGrid;
while (i > 0) {
var x = (direction === 'top' || direction === 'bottom') ?
(startGrid.gridX) : ((direction === 'left') ? startGrid.gridX - i : startGrid.gridX + i);
var y = (direction === 'right' || direction === 'left') ?
(startGrid.gridY) : ((direction === 'top') ? startGrid.gridY - i : startGrid.gridY + i);
nearGrid = this.gridCollection[parseInt(x.toString(), 10)][parseInt(y.toString(), 10)];
if (nearGrid && ((isSource && this.sourceGridCollection.indexOf(nearGrid) === -1)
|| (!isSource && this.targetGridCollection.indexOf(nearGrid) === -1))) {
if (neigbours && this.isWalkable(x, y)) {
neigbours.push(nearGrid);
}
return i;
}
Eif (x > 0 && y > 0) {
i++;
}
else {
break;
}
}
return null;
};
LineRouting.prototype.resetGridColl = function (grid, direction, isSource) {
var i = 1;
var nearGrid;
while (i > 0) {
var x = (direction === 'top' || direction === 'bottom') ?
(grid.gridX) : ((direction === 'left') ? grid.gridX - i : grid.gridX + i);
var y = (direction === 'right' || direction === 'left') ?
(grid.gridY) : ((direction === 'top') ? grid.gridY - i : grid.gridY + i);
nearGrid = this.gridCollection[parseInt(x.toString(), 10)][parseInt(y.toString(), 10)];
if (nearGrid && ((isSource && this.sourceGridCollection.indexOf(nearGrid) === -1) ||
(!isSource && this.targetGridCollection.indexOf(nearGrid) === -1))) {
if (this.isWalkable(x, y)) {
break;
}
else {
var grid_1 = this.gridCollection[parseInt(x.toString(), 10)][parseInt(y.toString(), 10)];
this.considerWalkable.push(grid_1);
}
}
Eif (x > 0 && y > 0) {
if (direction === 'top' || direction === 'left') {
i--;
}
else {
i++;
}
}
else {
break;
}
}
return null;
};
LineRouting.prototype.isWalkable = function (x, y, isparent) {
if (x >= 0 && x < this.noOfRows && y >= 0 && y < this.noOfCols) {
var grid = this.gridCollection[parseInt(x.toString(), 10)][parseInt(y.toString(), 10)];
if (grid && (grid.walkable || ((grid.nodeId.length === 1 || (grid.nodeId.length === 2 && grid.parentNodeId
|| (this.considerWalkable.indexOf(grid) !== -1))) &&
(this.sourceGridCollection.indexOf(grid) !== -1 || this.targetGridCollection.indexOf(grid) !== -1 ||
this.considerWalkable.indexOf(grid) !== -1)))) {
if ((isparent && !grid.parent) || !isparent) {
return true;
}
}
}
return false;
};
LineRouting.prototype.findIntermediatePoints = function (neigbourGridX, neigbourGridY, startGridX, startGridY, endGridX, endGridY) {
var dx = neigbourGridX - startGridX;
var dy = neigbourGridY - startGridY;
var gridX = neigbourGridX;
var gridY = neigbourGridY;
for (var i = 0; i < this.targetGridCollection.length; i++) {
if (neigbourGridX === this.targetGridCollection[parseInt(i.toString(), 10)].gridX
&& neigbourGridY === this.targetGridCollection[parseInt(i.toString(), 10)].gridY) {
return { x: neigbourGridX, y: neigbourGridY };
}
}
if (!this.isWalkable(neigbourGridX, neigbourGridY)) {
return null;
}
var neigbourGrid = this.gridCollection[parseInt(neigbourGridX.toString(), 10)][parseInt(neigbourGridY.toString(), 10)];
if (neigbourGrid.tested) {
return { x: neigbourGridX, y: neigbourGridY };
}
neigbourGrid.tested = true;
if (dx !== 0) {
dx = (dx > 0) ? 1 : -1;
if ((this.isWalkable(gridX, gridY - 1) && !this.isWalkable(gridX - dx, gridY - 1)) ||
(this.isWalkable(gridX, gridY + 1) && !this.isWalkable(gridX - dx, gridY + 1))) {
return { x: neigbourGridX, y: neigbourGridY };
}
}
if (dy !== 0) {
dy = (dy > 0) ? 1 : -1;
if ((this.isWalkable(gridX - 1, gridY) && !this.isWalkable(gridX - 1, gridY - dy)) ||
(this.isWalkable(gridX + 1, gridY) && !this.isWalkable(gridX + 1, gridY - dy))) {
return { x: neigbourGridX, y: neigbourGridY };
}
if (this.findIntermediatePoints(gridX + 1, gridY, gridX, gridY, endGridX, endGridY) ||
this.findIntermediatePoints(gridX - 1, gridY, gridX, gridY, endGridX, endGridY)) {
return { x: neigbourGridX, y: neigbourGridY };
}
}
return this.findIntermediatePoints(gridX + dx, gridY + dy, gridX, gridY, endGridX, endGridY);
};
LineRouting.prototype.destroy = function () {
};
LineRouting.prototype.getModuleName = function () {
return 'LineRouting';
};
return LineRouting;
}());
exports.LineRouting = LineRouting;
});
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