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| define(["require", "exports", "../../primitives/rect", "./quad"], function (require, exports, rect_1, quad_1) {
"use strict";
Object.defineProperty(exports, "__esModule", { value: true });
var SpatialSearch = (function () {
function SpatialSearch(objectTable) {
this.quadSize = 500;
this.objectTable = objectTable;
this.parentQuad = new quad_1.Quad(0, 0, this.quadSize * 2, this.quadSize * 2, this);
this.pageLeft = Number.MAX_VALUE;
this.pageRight = -Number.MAX_VALUE;
this.pageTop = Number.MAX_VALUE;
this.pageBottom = -Number.MAX_VALUE;
this.quadTable = {};
}
SpatialSearch.prototype.removeFromAQuad = function (node) {
if (this.quadTable[node.id]) {
var quad = this.quadTable[node.id];
var index = this.objectIndex(quad.objects, node);
Eif (index !== -1) {
quad.objects.splice(index, 1);
this.update(quad);
delete this.quadTable[node.id];
}
}
};
SpatialSearch.prototype.update = function (quad) {
if (quad.parent && quad.objects.length === 0 && quad.first == null && quad.second == null
&& quad.third == null && quad.fourth == null) {
var parent_1 = quad.parent;
if (parent_1.first === quad) {
parent_1.first = null;
}
else if (parent_1.second === quad) {
parent_1.second = null;
}
else if (parent_1.third === quad) {
parent_1.third = null;
}
else Eif (parent_1.fourth === quad) {
parent_1.fourth = null;
}
this.update(quad.parent);
}
else {
if (quad === this.parentQuad && !quad.first && !quad.second && !quad.third && !quad.fourth) {
quad.left = 0;
quad.width = 1000;
quad.top = 0;
quad.height = 1000;
}
return;
}
};
SpatialSearch.prototype.addIntoAQuad = function (node) {
var quad = this.parentQuad.addIntoAQuad(node);
this.quadTable[node.id] = quad;
};
SpatialSearch.prototype.objectIndex = function (objects, node) {
for (var i = 0; i < objects.length; i++) {
if ((objects[parseInt(i.toString(), 10)]).id === node.id) {
return i;
}
}
return -1;
};
SpatialSearch.prototype.updateQuad = function (node) {
this.setCurrentNode(node);
var nodBounds = node.outerBounds;
if (!(!isNaN(nodBounds.x) && !isNaN(nodBounds.y) &&
!isNaN(nodBounds.width) && !isNaN(nodBounds.height))) {
return false;
}
if (this.quadTable[node.id]) {
var quad = this.quadTable[node.id];
if (!quad.isContained()) {
this.removeFromAQuad(node);
this.addIntoAQuad(node);
}
}
else {
this.addIntoAQuad(node);
}
if (this.isWithinPageBounds(nodBounds) &&
this.leftElement !== node &&
this.topElement !== node &&
this.rightElement !== node &&
this.bottomElement !== node) {
}
else {
var modified = false;
if (this.pageLeft !== this.childLeft || node !== this.leftElement) {
if (this.pageLeft >= this.childLeft) {
this.pageLeft = this.childLeft;
this.leftElement = node;
modified = true;
}
else if (node === this.leftElement) {
this.pageLeft = Number.MAX_VALUE;
this.findLeft(this.parentQuad);
modified = true;
}
}
if (this.pageTop !== this.childTop || node !== this.topElement) {
if (this.pageTop >= this.childTop) {
this.pageTop = this.childTop;
this.topElement = node;
modified = true;
}
else if (node === this.topElement) {
this.pageTop = Number.MAX_VALUE;
this.findTop(this.parentQuad);
modified = true;
}
}
if (this.pageBottom !== this.childBottom || node !== this.bottomElement) {
if (this.pageBottom <= this.childBottom) {
modified = true;
this.pageBottom = this.childBottom;
this.bottomElement = node;
}
else if (node === this.bottomElement) {
this.pageBottom = -Number.MAX_VALUE;
this.findBottom(this.parentQuad);
modified = true;
}
}
if (this.pageRight !== this.childRight || node !== this.rightElement) {
if (this.pageRight <= this.childRight) {
this.pageRight = this.childRight;
this.rightElement = node;
modified = true;
}
else if (node === this.rightElement) {
this.pageRight = -Number.MAX_VALUE;
this.findRight(this.parentQuad);
modified = true;
}
}
return modified;
}
this.setCurrentNode(null);
return false;
};
SpatialSearch.prototype.isWithinPageBounds = function (node) {
if (node.left >= this.pageLeft && node.right <= this.pageRight && node.top >= this.pageTop
&& node.bottom <= this.pageBottom) {
return true;
}
else {
return false;
}
};
SpatialSearch.prototype.findQuads = function (region) {
var quads = [];
this.parentQuad.findQuads(region, quads);
return quads;
};
SpatialSearch.prototype.findObjects = function (region) {
var quads = this.findQuads(region);
var objects = [];
for (var _i = 0, quads_1 = quads; _i < quads_1.length; _i++) {
var quad = quads_1[_i];
for (var _a = 0, _b = quad.objects; _a < _b.length; _a++) {
var obj = _b[_a];
if (obj.outerBounds.intersects(region)) {
objects.push(this.objectTable[obj.id]);
}
}
}
return objects;
};
SpatialSearch.prototype.updateBounds = function (node, isSwimLane) {
var modified = false;
if (isSwimLane) {
if (this.topElement && node.id === this.topElement.id) {
modified = this.updateTop();
}
if (this.leftElement && node.id === this.leftElement.id) {
modified = this.updateLeft();
}
if (this.rightElement && node.id === this.rightElement.id) {
modified = this.updateRight();
}
if (this.bottomElement && node.id === this.bottomElement.id) {
modified = this.updateBottom();
}
}
else {
if (node === this.topElement) {
modified = this.updateTop();
}
if (node === this.leftElement) {
modified = this.updateLeft();
}
if (node === this.rightElement) {
modified = this.updateRight();
}
if (node === this.bottomElement) {
modified = this.updateBottom();
}
}
return modified;
};
SpatialSearch.prototype.updateTop = function () {
this.pageTop = Number.MAX_VALUE;
this.topElement = null;
this.findTop(this.parentQuad);
return true;
};
SpatialSearch.prototype.updateBottom = function () {
this.pageBottom = -Number.MAX_VALUE;
this.bottomElement = null;
this.findBottom(this.parentQuad);
return true;
};
SpatialSearch.prototype.updateLeft = function () {
this.pageLeft = Number.MAX_VALUE;
this.leftElement = null;
this.findLeft(this.parentQuad);
return true;
};
SpatialSearch.prototype.updateRight = function () {
this.pageRight = -Number.MAX_VALUE;
this.rightElement = null;
this.findRight(this.parentQuad);
return true;
};
SpatialSearch.prototype.findBottom = function (quad) {
{
if (quad.third || quad.fourth) {
if (quad.third) {
this.findBottom(quad.third);
}
if (quad.fourth) {
this.findBottom(quad.fourth);
}
}
else {
if (quad.second) {
this.findBottom(quad.second);
}
if (quad.first) {
this.findBottom(quad.first);
}
}
}
for (var _i = 0, _a = quad.objects; _i < _a.length; _i++) {
var node = _a[_i];
if (this.pageBottom <= node.outerBounds.bottom) {
this.pageBottom = node.outerBounds.bottom;
this.bottomElement = node;
}
}
};
SpatialSearch.prototype.findRight = function (quad) {
{
if (quad.second || quad.fourth) {
if (quad.second) {
this.findRight(quad.second);
}
if (quad.fourth) {
this.findRight(quad.fourth);
}
}
{
if (quad.first) {
this.findRight(quad.first);
}
if (quad.third) {
this.findRight(quad.third);
}
}
}
for (var _i = 0, _a = quad.objects; _i < _a.length; _i++) {
var node = _a[_i];
if (this.pageRight <= node.outerBounds.right) {
this.pageRight = node.outerBounds.right;
this.rightElement = node;
}
}
};
SpatialSearch.prototype.findLeft = function (quad) {
{
if (quad.first || quad.third) {
if (quad.first) {
this.findLeft(quad.first);
}
if (quad.third) {
this.findLeft(quad.third);
}
}
else {
if (quad.second) {
this.findLeft(quad.second);
}
if (quad.fourth) {
this.findLeft(quad.fourth);
}
}
}
for (var _i = 0, _a = quad.objects; _i < _a.length; _i++) {
var node = _a[_i];
if (this.pageLeft >= node.outerBounds.left) {
this.pageLeft = node.outerBounds.left;
this.leftElement = node;
}
}
};
SpatialSearch.prototype.findTop = function (quad) {
{
if (quad.first || quad.second) {
if (quad.first) {
this.findTop(quad.first);
}
if (quad.second) {
this.findTop(quad.second);
}
}
else {
if (quad.third) {
this.findTop(quad.third);
}
if (quad.fourth) {
this.findTop(quad.fourth);
}
}
}
for (var _i = 0, _a = quad.objects; _i < _a.length; _i++) {
var node = _a[_i];
if (this.pageTop >= node.outerBounds.top) {
this.pageTop = node.outerBounds.top;
this.topElement = node;
}
}
};
SpatialSearch.prototype.setCurrentNode = function (node) {
this.childNode = node;
if (node) {
var r = node.outerBounds;
this.childLeft = Number(r.left);
this.childTop = Number(r.top);
this.childRight = Number(r.right);
this.childBottom = Number(r.bottom);
}
else {
this.childLeft = Number.MAX_VALUE;
this.childTop = Number.MAX_VALUE;
this.childRight = -Number.MAX_VALUE;
this.childBottom = -Number.MAX_VALUE;
}
};
SpatialSearch.prototype.getPageBounds = function (originX, originY) {
if (this.pageLeft === Number.MAX_VALUE) {
return new rect_1.Rect(0, 0, 0, 0);
}
var left = originX !== undefined ? Math.min(this.pageLeft, 0) : this.pageLeft;
var top = originY !== undefined ? Math.min(this.pageTop, 0) : this.pageTop;
return new rect_1.Rect(Math.round(left), Math.round(top), Math.round(this.pageRight - left), Math.round(this.pageBottom - top));
};
SpatialSearch.prototype.getQuad = function (node) {
return this.quadTable[node.id];
};
return SpatialSearch;
}());
exports.SpatialSearch = SpatialSearch;
});
|