TreeSeries.js
5.08 KB
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
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
154
155
156
157
158
159
160
161
162
163
164
165
166
167
168
169
170
171
172
173
174
175
176
177
178
179
180
181
182
183
184
185
186
/*
* 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.
*/
/**
* @file Create data struct and define tree view's series model
* @author Deqing Li(annong035@gmail.com)
*/
import SeriesModel from '../../model/Series';
import Tree from '../../data/Tree';
import {encodeHTML} from '../../util/format';
export default SeriesModel.extend({
type: 'series.tree',
layoutInfo: null,
// can support the position parameters 'left', 'top','right','bottom', 'width',
// 'height' in the setOption() with 'merge' mode normal.
layoutMode: 'box',
/**
* Init a tree data structure from data in option series
* @param {Object} option the object used to config echarts view
* @return {module:echarts/data/List} storage initial data
*/
getInitialData: function (option) {
//create an virtual root
var root = {name: option.name, children: option.data};
var leaves = option.leaves || {};
var treeOption = {};
treeOption.leaves = leaves;
var tree = Tree.createTree(root, this, treeOption);
var treeDepth = 0;
tree.eachNode('preorder', function (node) {
if (node.depth > treeDepth) {
treeDepth = node.depth;
}
});
var expandAndCollapse = option.expandAndCollapse;
var expandTreeDepth = (expandAndCollapse && option.initialTreeDepth >= 0)
? option.initialTreeDepth : treeDepth;
tree.root.eachNode('preorder', function (node) {
var item = node.hostTree.data.getRawDataItem(node.dataIndex);
// Add item.collapsed != null, because users can collapse node original in the series.data.
node.isExpand = (item && item.collapsed != null)
? !item.collapsed
: node.depth <= expandTreeDepth;
});
return tree.data;
},
/**
* Make the configuration 'orient' backward compatibly, with 'horizontal = LR', 'vertical = TB'.
* @returns {string} orient
*/
getOrient: function () {
var orient = this.get('orient');
if (orient === 'horizontal') {
orient = 'LR';
}
else if (orient === 'vertical') {
orient = 'TB';
}
return orient;
},
setZoom: function (zoom) {
this.option.zoom = zoom;
},
setCenter: function (center) {
this.option.center = center;
},
/**
* @override
* @param {number} dataIndex
*/
formatTooltip: function (dataIndex) {
var tree = this.getData().tree;
var realRoot = tree.root.children[0];
var node = tree.getNodeByDataIndex(dataIndex);
var value = node.getValue();
var name = node.name;
while (node && (node !== realRoot)) {
name = node.parentNode.name + '.' + name;
node = node.parentNode;
}
return encodeHTML(name + (
(isNaN(value) || value == null) ? '' : ' : ' + value
));
},
defaultOption: {
zlevel: 0,
z: 2,
coordinateSystem: 'view',
// the position of the whole view
left: '12%',
top: '12%',
right: '12%',
bottom: '12%',
// the layout of the tree, two value can be selected, 'orthogonal' or 'radial'
layout: 'orthogonal',
roam: false, // true | false | 'move' | 'scale', see module:component/helper/RoamController.
// Symbol size scale ratio in roam
nodeScaleRatio: 0.4,
// Default on center of graph
center: null,
zoom: 1,
// The orient of orthoginal layout, can be setted to 'LR', 'TB', 'RL', 'BT'.
// and the backward compatibility configuration 'horizontal = LR', 'vertical = TB'.
orient: 'LR',
symbol: 'emptyCircle',
symbolSize: 7,
expandAndCollapse: true,
initialTreeDepth: 2,
lineStyle: {
color: '#ccc',
width: 1.5,
curveness: 0.5
},
itemStyle: {
color: 'lightsteelblue',
borderColor: '#c23531',
borderWidth: 1.5
},
label: {
show: true,
color: '#555'
},
leaves: {
label: {
show: true
}
},
animationEasing: 'linear',
animationDuration: 700,
animationDurationUpdate: 1000
}
});