1 | using System;
|
---|
2 | using System.Collections.Generic;
|
---|
3 | using System.Globalization;
|
---|
4 | using System.Xml;
|
---|
5 | using HeuristicLab.Core;
|
---|
6 | using System.Text;
|
---|
7 | using HeuristicLab.Visualization.Options;
|
---|
8 |
|
---|
9 | namespace HeuristicLab.Visualization{
|
---|
10 | public delegate void DataRowAddedHandler(IDataRow row);
|
---|
11 | public delegate void DataRowRemovedHandler(IDataRow row);
|
---|
12 | public delegate void ModelChangedHandler();
|
---|
13 |
|
---|
14 | public class ChartDataRowsModel : ItemBase, IChartDataRowsModel {
|
---|
15 | private string title = "Title";
|
---|
16 | private ViewSettings viewSettings = new ViewSettings();
|
---|
17 | private readonly XAxisDescriptor xAxisDescriptor = new XAxisDescriptor();
|
---|
18 | private readonly YAxisDescriptor defaultYAxisDescriptor = new YAxisDescriptor();
|
---|
19 | private readonly List<IDataRow> rows = new List<IDataRow>();
|
---|
20 |
|
---|
21 | public ChartDataRowsModel() {
|
---|
22 | this.XAxis.XAxisDescriptorChanged += delegate { OnModelChanged(); };
|
---|
23 | }
|
---|
24 |
|
---|
25 | public override IView CreateView() {
|
---|
26 | return new LineChart(this);
|
---|
27 | }
|
---|
28 |
|
---|
29 | public string Title {
|
---|
30 | get { return title; }
|
---|
31 | set {
|
---|
32 | title = value;
|
---|
33 | OnModelChanged();
|
---|
34 | }
|
---|
35 | }
|
---|
36 |
|
---|
37 | public XAxisDescriptor XAxis {
|
---|
38 | get { return xAxisDescriptor; }
|
---|
39 | }
|
---|
40 |
|
---|
41 | public List<YAxisDescriptor> YAxes {
|
---|
42 | get {
|
---|
43 | Dictionary<YAxisDescriptor, object> yaxes = new Dictionary<YAxisDescriptor, object>();
|
---|
44 |
|
---|
45 | foreach (IDataRow row in rows) {
|
---|
46 | yaxes[row.YAxis] = null;
|
---|
47 | }
|
---|
48 |
|
---|
49 | return new List<YAxisDescriptor>(yaxes.Keys);
|
---|
50 | }
|
---|
51 | }
|
---|
52 |
|
---|
53 | public YAxisDescriptor DefaultYAxis {
|
---|
54 | get { return defaultYAxisDescriptor; }
|
---|
55 | }
|
---|
56 |
|
---|
57 | public List<IDataRow> Rows{
|
---|
58 | get { return rows; }
|
---|
59 | }
|
---|
60 |
|
---|
61 | public void AddDataRow(IDataRow row) {
|
---|
62 | if (row.YAxis == null) {
|
---|
63 | row.YAxis = defaultYAxisDescriptor;
|
---|
64 | }
|
---|
65 | rows.Add(row);
|
---|
66 | OnDataRowAdded(row);
|
---|
67 | }
|
---|
68 |
|
---|
69 | public void RemoveDataRow(IDataRow row) {
|
---|
70 | rows.Remove(row);
|
---|
71 | OnDataRowRemoved(row);
|
---|
72 | }
|
---|
73 |
|
---|
74 | // TODO implement calculation of max data row values
|
---|
75 | public int MaxDataRowValues {
|
---|
76 | get {
|
---|
77 | int max = 0;
|
---|
78 |
|
---|
79 | foreach (IDataRow row in rows) {
|
---|
80 | max = Math.Max(max, row.Count);
|
---|
81 | }
|
---|
82 |
|
---|
83 | return max;
|
---|
84 | }
|
---|
85 | }
|
---|
86 |
|
---|
87 | public ViewSettings ViewSettings {
|
---|
88 | get { return viewSettings; }
|
---|
89 | set { viewSettings = value; }
|
---|
90 | }
|
---|
91 |
|
---|
92 | public event ModelChangedHandler ModelChanged;
|
---|
93 |
|
---|
94 | protected void OnModelChanged() {
|
---|
95 | if (ModelChanged != null) {
|
---|
96 | ModelChanged();
|
---|
97 | }
|
---|
98 | }
|
---|
99 |
|
---|
100 | public event DataRowAddedHandler DataRowAdded;
|
---|
101 |
|
---|
102 | protected void OnDataRowAdded(IDataRow row) {
|
---|
103 | if (DataRowAdded != null) {
|
---|
104 | DataRowAdded(row);
|
---|
105 | }
|
---|
106 | }
|
---|
107 |
|
---|
108 | public event DataRowRemovedHandler DataRowRemoved;
|
---|
109 |
|
---|
110 | protected void OnDataRowRemoved(IDataRow row) {
|
---|
111 | if (DataRowRemoved != null) {
|
---|
112 | DataRowRemoved(row);
|
---|
113 | }
|
---|
114 | }
|
---|
115 |
|
---|
116 | public override XmlNode GetXmlNode(string name, XmlDocument document, IDictionary<Guid, IStorable> persistedObjects) {
|
---|
117 | XmlNode node = base.GetXmlNode(name, document, persistedObjects);
|
---|
118 |
|
---|
119 | foreach (IDataRow row in rows) {
|
---|
120 | XmlNode columnElement = document.CreateNode(XmlNodeType.Element, "row", null);
|
---|
121 |
|
---|
122 | XmlAttribute idAttr = document.CreateAttribute("label");
|
---|
123 | idAttr.Value = row.Label;
|
---|
124 | columnElement.Attributes.Append(idAttr);
|
---|
125 |
|
---|
126 | StringBuilder builder = new StringBuilder();
|
---|
127 |
|
---|
128 | for (int i = 0; i < row.Count; i++) {
|
---|
129 | if (i == 0) {
|
---|
130 | builder.Append(row[i].ToString(CultureInfo.InvariantCulture.NumberFormat));
|
---|
131 | //columnElement.InnerText += row[i].ToString(CultureInfo.InvariantCulture.NumberFormat);
|
---|
132 | } else {
|
---|
133 | builder.Append(";" + row[i].ToString(CultureInfo.InvariantCulture.NumberFormat));
|
---|
134 | //columnElement.InnerText += ";" + row[i].ToString(CultureInfo.InvariantCulture.NumberFormat);
|
---|
135 | }
|
---|
136 | }
|
---|
137 | columnElement.InnerText += builder.ToString();
|
---|
138 | node.AppendChild(columnElement);
|
---|
139 | }
|
---|
140 |
|
---|
141 | XmlNode labelProviderNode = document.ImportNode(XAxis.LabelProvider.GetLabelProviderXmlNode(), true);
|
---|
142 | node.AppendChild(labelProviderNode);
|
---|
143 |
|
---|
144 | return node;
|
---|
145 | }
|
---|
146 |
|
---|
147 | public override void Populate(XmlNode node, IDictionary<Guid, IStorable> restoredObjects) {
|
---|
148 | base.Populate(node, restoredObjects);
|
---|
149 |
|
---|
150 | foreach (XmlNode dataRow in node.ChildNodes) {
|
---|
151 | if (dataRow.Name.Equals("LabelProvider")) {
|
---|
152 | XAxis.LabelProvider = XAxis.LabelProvider.PopulateLabelProviderXmlNode(dataRow);
|
---|
153 | } else {
|
---|
154 | XmlAttributeCollection attrs = dataRow.Attributes;
|
---|
155 | XmlAttribute rowIdAttr = (XmlAttribute)attrs.GetNamedItem("label");
|
---|
156 | string rowLabel = rowIdAttr.Value;
|
---|
157 | DataRow row = new DataRow();
|
---|
158 | row.Label = rowLabel;
|
---|
159 |
|
---|
160 | string[] tokens = dataRow.InnerText.Split(';');
|
---|
161 | double[] data = new double[tokens.Length];
|
---|
162 | for (int i = 0; i < data.Length; i++) {
|
---|
163 | if (tokens[i].Length != 0) {
|
---|
164 | if (
|
---|
165 | double.TryParse(tokens[i], NumberStyles.Float, CultureInfo.InvariantCulture.NumberFormat, out data[i]) ==
|
---|
166 | false) {
|
---|
167 | throw new FormatException("Can't parse " + tokens[i] + " as double value.");
|
---|
168 | }
|
---|
169 | }
|
---|
170 | }
|
---|
171 | row.AddValues(data);
|
---|
172 | AddDataRow(row);
|
---|
173 | }
|
---|
174 | }
|
---|
175 | }
|
---|
176 | }
|
---|
177 | }
|
---|