project/node_modules/echarts/lib/data/Graph.js

459 lines
13 KiB
JavaScript

/*
* Licensed to the Apache Software Foundation (ASF) under one
* or more contributor license agreements. See the NOTICE file
* distributed with this work for additional information
* regarding copyright ownership. The ASF licenses this file
* to you under the Apache License, Version 2.0 (the
* "License"); you may not use this file except in compliance
* with the License. You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing,
* software distributed under the License is distributed on an
* "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
* KIND, either express or implied. See the License for the
* specific language governing permissions and limitations
* under the License.
*/
/**
* AUTO-GENERATED FILE. DO NOT MODIFY.
*/
/*
* Licensed to the Apache Software Foundation (ASF) under one
* or more contributor license agreements. See the NOTICE file
* distributed with this work for additional information
* regarding copyright ownership. The ASF licenses this file
* to you under the Apache License, Version 2.0 (the
* "License"); you may not use this file except in compliance
* with the License. You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing,
* software distributed under the License is distributed on an
* "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
* KIND, either express or implied. See the License for the
* specific language governing permissions and limitations
* under the License.
*/
import * as zrUtil from 'zrender/lib/core/util.js';
// id may be function name of Object, add a prefix to avoid this problem.
function generateNodeKey(id) {
return '_EC_' + id;
}
var Graph = /** @class */function () {
function Graph(directed) {
this.type = 'graph';
this.nodes = [];
this.edges = [];
this._nodesMap = {};
/**
* @type {Object.<string, module:echarts/data/Graph.Edge>}
* @private
*/
this._edgesMap = {};
this._directed = directed || false;
}
/**
* If is directed graph
*/
Graph.prototype.isDirected = function () {
return this._directed;
};
;
/**
* Add a new node
*/
Graph.prototype.addNode = function (id, dataIndex) {
id = id == null ? '' + dataIndex : '' + id;
var nodesMap = this._nodesMap;
if (nodesMap[generateNodeKey(id)]) {
if (process.env.NODE_ENV !== 'production') {
console.error('Graph nodes have duplicate name or id');
}
return;
}
var node = new GraphNode(id, dataIndex);
node.hostGraph = this;
this.nodes.push(node);
nodesMap[generateNodeKey(id)] = node;
return node;
};
;
/**
* Get node by data index
*/
Graph.prototype.getNodeByIndex = function (dataIndex) {
var rawIdx = this.data.getRawIndex(dataIndex);
return this.nodes[rawIdx];
};
;
/**
* Get node by id
*/
Graph.prototype.getNodeById = function (id) {
return this._nodesMap[generateNodeKey(id)];
};
;
/**
* Add a new edge
*/
Graph.prototype.addEdge = function (n1, n2, dataIndex) {
var nodesMap = this._nodesMap;
var edgesMap = this._edgesMap;
// PENDING
if (zrUtil.isNumber(n1)) {
n1 = this.nodes[n1];
}
if (zrUtil.isNumber(n2)) {
n2 = this.nodes[n2];
}
if (!(n1 instanceof GraphNode)) {
n1 = nodesMap[generateNodeKey(n1)];
}
if (!(n2 instanceof GraphNode)) {
n2 = nodesMap[generateNodeKey(n2)];
}
if (!n1 || !n2) {
return;
}
var key = n1.id + '-' + n2.id;
var edge = new GraphEdge(n1, n2, dataIndex);
edge.hostGraph = this;
if (this._directed) {
n1.outEdges.push(edge);
n2.inEdges.push(edge);
}
n1.edges.push(edge);
if (n1 !== n2) {
n2.edges.push(edge);
}
this.edges.push(edge);
edgesMap[key] = edge;
return edge;
};
;
/**
* Get edge by data index
*/
Graph.prototype.getEdgeByIndex = function (dataIndex) {
var rawIdx = this.edgeData.getRawIndex(dataIndex);
return this.edges[rawIdx];
};
;
/**
* Get edge by two linked nodes
*/
Graph.prototype.getEdge = function (n1, n2) {
if (n1 instanceof GraphNode) {
n1 = n1.id;
}
if (n2 instanceof GraphNode) {
n2 = n2.id;
}
var edgesMap = this._edgesMap;
if (this._directed) {
return edgesMap[n1 + '-' + n2];
} else {
return edgesMap[n1 + '-' + n2] || edgesMap[n2 + '-' + n1];
}
};
;
/**
* Iterate all nodes
*/
Graph.prototype.eachNode = function (cb, context) {
var nodes = this.nodes;
var len = nodes.length;
for (var i = 0; i < len; i++) {
if (nodes[i].dataIndex >= 0) {
cb.call(context, nodes[i], i);
}
}
};
;
/**
* Iterate all edges
*/
Graph.prototype.eachEdge = function (cb, context) {
var edges = this.edges;
var len = edges.length;
for (var i = 0; i < len; i++) {
if (edges[i].dataIndex >= 0 && edges[i].node1.dataIndex >= 0 && edges[i].node2.dataIndex >= 0) {
cb.call(context, edges[i], i);
}
}
};
;
/**
* Breadth first traverse
* Return true to stop traversing
*/
Graph.prototype.breadthFirstTraverse = function (cb, startNode, direction, context) {
if (!(startNode instanceof GraphNode)) {
startNode = this._nodesMap[generateNodeKey(startNode)];
}
if (!startNode) {
return;
}
var edgeType = direction === 'out' ? 'outEdges' : direction === 'in' ? 'inEdges' : 'edges';
for (var i = 0; i < this.nodes.length; i++) {
this.nodes[i].__visited = false;
}
if (cb.call(context, startNode, null)) {
return;
}
var queue = [startNode];
while (queue.length) {
var currentNode = queue.shift();
var edges = currentNode[edgeType];
for (var i = 0; i < edges.length; i++) {
var e = edges[i];
var otherNode = e.node1 === currentNode ? e.node2 : e.node1;
if (!otherNode.__visited) {
if (cb.call(context, otherNode, currentNode)) {
// Stop traversing
return;
}
queue.push(otherNode);
otherNode.__visited = true;
}
}
}
};
;
// TODO
// depthFirstTraverse(
// cb, startNode, direction, context
// ) {
// };
// Filter update
Graph.prototype.update = function () {
var data = this.data;
var edgeData = this.edgeData;
var nodes = this.nodes;
var edges = this.edges;
for (var i = 0, len = nodes.length; i < len; i++) {
nodes[i].dataIndex = -1;
}
for (var i = 0, len = data.count(); i < len; i++) {
nodes[data.getRawIndex(i)].dataIndex = i;
}
edgeData.filterSelf(function (idx) {
var edge = edges[edgeData.getRawIndex(idx)];
return edge.node1.dataIndex >= 0 && edge.node2.dataIndex >= 0;
});
// Update edge
for (var i = 0, len = edges.length; i < len; i++) {
edges[i].dataIndex = -1;
}
for (var i = 0, len = edgeData.count(); i < len; i++) {
edges[edgeData.getRawIndex(i)].dataIndex = i;
}
};
;
/**
* @return {module:echarts/data/Graph}
*/
Graph.prototype.clone = function () {
var graph = new Graph(this._directed);
var nodes = this.nodes;
var edges = this.edges;
for (var i = 0; i < nodes.length; i++) {
graph.addNode(nodes[i].id, nodes[i].dataIndex);
}
for (var i = 0; i < edges.length; i++) {
var e = edges[i];
graph.addEdge(e.node1.id, e.node2.id, e.dataIndex);
}
return graph;
};
;
return Graph;
}();
var GraphNode = /** @class */function () {
function GraphNode(id, dataIndex) {
this.inEdges = [];
this.outEdges = [];
this.edges = [];
this.dataIndex = -1;
this.id = id == null ? '' : id;
this.dataIndex = dataIndex == null ? -1 : dataIndex;
}
/**
* @return {number}
*/
GraphNode.prototype.degree = function () {
return this.edges.length;
};
/**
* @return {number}
*/
GraphNode.prototype.inDegree = function () {
return this.inEdges.length;
};
/**
* @return {number}
*/
GraphNode.prototype.outDegree = function () {
return this.outEdges.length;
};
GraphNode.prototype.getModel = function (path) {
if (this.dataIndex < 0) {
return;
}
var graph = this.hostGraph;
var itemModel = graph.data.getItemModel(this.dataIndex);
return itemModel.getModel(path);
};
GraphNode.prototype.getAdjacentDataIndices = function () {
var dataIndices = {
edge: [],
node: []
};
for (var i = 0; i < this.edges.length; i++) {
var adjacentEdge = this.edges[i];
if (adjacentEdge.dataIndex < 0) {
continue;
}
dataIndices.edge.push(adjacentEdge.dataIndex);
dataIndices.node.push(adjacentEdge.node1.dataIndex, adjacentEdge.node2.dataIndex);
}
return dataIndices;
};
GraphNode.prototype.getTrajectoryDataIndices = function () {
var connectedEdgesMap = zrUtil.createHashMap();
var connectedNodesMap = zrUtil.createHashMap();
for (var i = 0; i < this.edges.length; i++) {
var adjacentEdge = this.edges[i];
if (adjacentEdge.dataIndex < 0) {
continue;
}
connectedEdgesMap.set(adjacentEdge.dataIndex, true);
var sourceNodesQueue = [adjacentEdge.node1];
var targetNodesQueue = [adjacentEdge.node2];
var nodeIteratorIndex = 0;
while (nodeIteratorIndex < sourceNodesQueue.length) {
var sourceNode = sourceNodesQueue[nodeIteratorIndex];
nodeIteratorIndex++;
connectedNodesMap.set(sourceNode.dataIndex, true);
for (var j = 0; j < sourceNode.inEdges.length; j++) {
connectedEdgesMap.set(sourceNode.inEdges[j].dataIndex, true);
sourceNodesQueue.push(sourceNode.inEdges[j].node1);
}
}
nodeIteratorIndex = 0;
while (nodeIteratorIndex < targetNodesQueue.length) {
var targetNode = targetNodesQueue[nodeIteratorIndex];
nodeIteratorIndex++;
connectedNodesMap.set(targetNode.dataIndex, true);
for (var j = 0; j < targetNode.outEdges.length; j++) {
connectedEdgesMap.set(targetNode.outEdges[j].dataIndex, true);
targetNodesQueue.push(targetNode.outEdges[j].node2);
}
}
}
return {
edge: connectedEdgesMap.keys(),
node: connectedNodesMap.keys()
};
};
return GraphNode;
}();
var GraphEdge = /** @class */function () {
function GraphEdge(n1, n2, dataIndex) {
this.dataIndex = -1;
this.node1 = n1;
this.node2 = n2;
this.dataIndex = dataIndex == null ? -1 : dataIndex;
}
// eslint-disable-next-line @typescript-eslint/no-unused-vars
GraphEdge.prototype.getModel = function (path) {
if (this.dataIndex < 0) {
return;
}
var graph = this.hostGraph;
var itemModel = graph.edgeData.getItemModel(this.dataIndex);
return itemModel.getModel(path);
};
GraphEdge.prototype.getAdjacentDataIndices = function () {
return {
edge: [this.dataIndex],
node: [this.node1.dataIndex, this.node2.dataIndex]
};
};
GraphEdge.prototype.getTrajectoryDataIndices = function () {
var connectedEdgesMap = zrUtil.createHashMap();
var connectedNodesMap = zrUtil.createHashMap();
connectedEdgesMap.set(this.dataIndex, true);
var sourceNodes = [this.node1];
var targetNodes = [this.node2];
var nodeIteratorIndex = 0;
while (nodeIteratorIndex < sourceNodes.length) {
var sourceNode = sourceNodes[nodeIteratorIndex];
nodeIteratorIndex++;
connectedNodesMap.set(sourceNode.dataIndex, true);
for (var j = 0; j < sourceNode.inEdges.length; j++) {
connectedEdgesMap.set(sourceNode.inEdges[j].dataIndex, true);
sourceNodes.push(sourceNode.inEdges[j].node1);
}
}
nodeIteratorIndex = 0;
while (nodeIteratorIndex < targetNodes.length) {
var targetNode = targetNodes[nodeIteratorIndex];
nodeIteratorIndex++;
connectedNodesMap.set(targetNode.dataIndex, true);
for (var j = 0; j < targetNode.outEdges.length; j++) {
connectedEdgesMap.set(targetNode.outEdges[j].dataIndex, true);
targetNodes.push(targetNode.outEdges[j].node2);
}
}
return {
edge: connectedEdgesMap.keys(),
node: connectedNodesMap.keys()
};
};
return GraphEdge;
}();
function createGraphDataProxyMixin(hostName, dataName) {
return {
/**
* @param Default 'value'. can be 'a', 'b', 'c', 'd', 'e'.
*/
getValue: function (dimension) {
var data = this[hostName][dataName];
return data.getStore().get(data.getDimensionIndex(dimension || 'value'), this.dataIndex);
},
// TODO: TYPE stricter type.
setVisual: function (key, value) {
this.dataIndex >= 0 && this[hostName][dataName].setItemVisual(this.dataIndex, key, value);
},
getVisual: function (key) {
return this[hostName][dataName].getItemVisual(this.dataIndex, key);
},
setLayout: function (layout, merge) {
this.dataIndex >= 0 && this[hostName][dataName].setItemLayout(this.dataIndex, layout, merge);
},
getLayout: function () {
return this[hostName][dataName].getItemLayout(this.dataIndex);
},
getGraphicEl: function () {
return this[hostName][dataName].getItemGraphicEl(this.dataIndex);
},
getRawIndex: function () {
return this[hostName][dataName].getRawIndex(this.dataIndex);
}
};
}
;
;
;
zrUtil.mixin(GraphNode, createGraphDataProxyMixin('hostGraph', 'data'));
zrUtil.mixin(GraphEdge, createGraphDataProxyMixin('hostGraph', 'edgeData'));
export default Graph;
export { GraphNode, GraphEdge };