1 | #region License Information
|
---|
2 | /* HeuristicLab
|
---|
3 | * Copyright (C) 2002-2013 Heuristic and Evolutionary Algorithms Laboratory (HEAL)
|
---|
4 | *
|
---|
5 | * This file is part of HeuristicLab.
|
---|
6 | *
|
---|
7 | * HeuristicLab is free software: you can redistribute it and/or modify
|
---|
8 | * it under the terms of the GNU General Public License as published by
|
---|
9 | * the Free Software Foundation, either version 3 of the License, or
|
---|
10 | * (at your option) any later version.
|
---|
11 | *
|
---|
12 | * HeuristicLab is distributed in the hope that it will be useful,
|
---|
13 | * but WITHOUT ANY WARRANTY; without even the implied warranty of
|
---|
14 | * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
|
---|
15 | * GNU General Public License for more details.
|
---|
16 | *
|
---|
17 | * You should have received a copy of the GNU General Public License
|
---|
18 | * along with HeuristicLab. If not, see <http://www.gnu.org/licenses/>.
|
---|
19 | */
|
---|
20 | #endregion
|
---|
21 |
|
---|
22 | using System;
|
---|
23 | using System.Drawing;
|
---|
24 | using System.Windows.Forms;
|
---|
25 | using HeuristicLab.Core.Views;
|
---|
26 | using HeuristicLab.MainForm;
|
---|
27 |
|
---|
28 | namespace HeuristicLab.DataPreprocessing.Views {
|
---|
29 |
|
---|
30 | [View("Manipulation Chart View")]
|
---|
31 | [Content(typeof(ManipulationContent), true)]
|
---|
32 | public partial class ManipulationView : ItemView {
|
---|
33 |
|
---|
34 | private Action[] validators;
|
---|
35 | private Action[] manipulations;
|
---|
36 |
|
---|
37 | public ManipulationView() {
|
---|
38 | InitializeComponent();
|
---|
39 | cmbReplaceWith.SelectedIndex = 0;
|
---|
40 | tabsData.Appearance = TabAppearance.FlatButtons;
|
---|
41 | tabsData.ItemSize = new Size(0, 1);
|
---|
42 | tabsData.SizeMode = TabSizeMode.Fixed;
|
---|
43 | tabsPreview.Appearance = TabAppearance.FlatButtons;
|
---|
44 | tabsPreview.ItemSize = new Size(0, 1);
|
---|
45 | tabsPreview.SizeMode = TabSizeMode.Fixed;
|
---|
46 |
|
---|
47 | validators = new Action[] {
|
---|
48 | ()=>validateDeleteColumnsInfo(),
|
---|
49 | ()=>validateDeleteColumnsVariance(),
|
---|
50 | ()=>validateDeleteRowsInfo(),
|
---|
51 | ()=>validateReplaceWith(),
|
---|
52 | ()=>{btnApply.Enabled = true; lblPreviewShuffle.Text = "Data will be shuffled randomly - preview not possible";} //shuffle
|
---|
53 | };
|
---|
54 |
|
---|
55 | manipulations = new Action[] {
|
---|
56 | ()=>Content.ManipulationLogic.DeleteColumnsWithMissingValuesGreater(getDeleteColumnsInfo()),
|
---|
57 | ()=>Content.ManipulationLogic.DeleteColumnsWithVarianceSmaller(getDeleteColumnsVariance()),
|
---|
58 | ()=>Content.ManipulationLogic.DeleteRowsWithMissingValuesGreater(getRowsColumnsInfo()),
|
---|
59 | ()=>replaceMissingValues(),
|
---|
60 | ()=>Content.ManipulationLogic.ShuffleWithRanges()
|
---|
61 | };
|
---|
62 | }
|
---|
63 |
|
---|
64 | protected override void RegisterContentEvents() {
|
---|
65 | base.RegisterContentEvents();
|
---|
66 | Content.ManipulationLogic.Changed += Content_Changed;
|
---|
67 | }
|
---|
68 |
|
---|
69 | protected override void DeregisterContentEvents() {
|
---|
70 | base.DeregisterContentEvents();
|
---|
71 | Content.ManipulationLogic.Changed -= Content_Changed;
|
---|
72 | }
|
---|
73 |
|
---|
74 | private double getDeleteColumnsInfo() {
|
---|
75 | return double.Parse(txtDeleteColumnsInfo.Text);
|
---|
76 | }
|
---|
77 |
|
---|
78 | private double getDeleteColumnsVariance() {
|
---|
79 | return double.Parse(txtDeleteColumnsVariance.Text);
|
---|
80 | }
|
---|
81 |
|
---|
82 | private double getRowsColumnsInfo() {
|
---|
83 | return double.Parse(txtDeleteRowsInfo.Text);
|
---|
84 | }
|
---|
85 |
|
---|
86 | private void replaceMissingValues() {
|
---|
87 | var cells = Content.SearchLogic.GetMissingValueIndices();
|
---|
88 | switch (cmbReplaceWith.SelectedIndex) {
|
---|
89 | case 0: //Value
|
---|
90 | Content.ManipulationLogic.ReplaceIndicesByValue(cells, txtReplaceValue.Text);
|
---|
91 | break;
|
---|
92 | case 1: //Average
|
---|
93 | Content.ManipulationLogic.ReplaceIndicesByAverageValue(cells, false);
|
---|
94 | break;
|
---|
95 | case 2: //Median
|
---|
96 | Content.ManipulationLogic.ReplaceIndicesByMedianValue(cells, false);
|
---|
97 | break;
|
---|
98 | case 3: //Most Common
|
---|
99 | Content.ManipulationLogic.ReplaceIndicesByMostCommonValue(cells, false);
|
---|
100 | break;
|
---|
101 | case 4: //Random
|
---|
102 | Content.ManipulationLogic.ReplaceIndicesByRandomValue(cells, false);
|
---|
103 | break;
|
---|
104 | }
|
---|
105 | }
|
---|
106 |
|
---|
107 | private void validateDeleteColumnsInfo() {
|
---|
108 | validateDoubleTextBox(txtDeleteColumnsInfo.Text);
|
---|
109 | if (btnApply.Enabled) {
|
---|
110 | int count = Content.ManipulationLogic.ColumnsWithMissingValuesGreater(getDeleteColumnsInfo()).Count;
|
---|
111 | lblPreviewColumnsInfo.Text = count + " column" + (count > 1 || count == 0 ? "s" : "") + " were detected with more than " + txtDeleteColumnsInfo.Text + "% missing values.";
|
---|
112 | if (count > 0) {
|
---|
113 | lblPreviewColumnsInfo.Text += Environment.NewLine + Environment.NewLine + "Please press the button \"Apply Manipulation\" if you wish to delete those columns.";
|
---|
114 | } else {
|
---|
115 | btnApply.Enabled = false;
|
---|
116 | }
|
---|
117 | } else {
|
---|
118 | lblPreviewColumnsInfo.Text = "Preview not possible yet - please input the limit above.";
|
---|
119 | }
|
---|
120 | }
|
---|
121 |
|
---|
122 | private void validateDeleteColumnsVariance() {
|
---|
123 | validateDoubleTextBox(txtDeleteColumnsVariance.Text);
|
---|
124 | if (btnApply.Enabled) {
|
---|
125 | int count = Content.ManipulationLogic.ColumnsWithVarianceSmaller(getDeleteColumnsVariance()).Count;
|
---|
126 | lblPreviewColumnsVariance.Text = count + " column" + (count > 1 || count == 0 ? "s" : "") + " were detected with a variance smaller than " + txtDeleteColumnsVariance.Text + ".";
|
---|
127 | if (count > 0) {
|
---|
128 | lblPreviewColumnsVariance.Text += Environment.NewLine + Environment.NewLine + "Please press the button \"Apply Manipulation\" if you wish to delete those columns.";
|
---|
129 | } else {
|
---|
130 | btnApply.Enabled = false;
|
---|
131 | }
|
---|
132 | } else {
|
---|
133 | lblPreviewColumnsVariance.Text = "Preview not possible yet - please input the limit for the variance above.";
|
---|
134 | }
|
---|
135 | }
|
---|
136 |
|
---|
137 | private void validateDeleteRowsInfo() {
|
---|
138 | validateDoubleTextBox(txtDeleteRowsInfo.Text);
|
---|
139 | if (btnApply.Enabled) {
|
---|
140 | int count = Content.ManipulationLogic.RowsWithMissingValuesGreater(getRowsColumnsInfo()).Count;
|
---|
141 | lblPreviewRowsInfo.Text = count + " row" + (count > 1 || count == 0 ? "s" : "") + " were detected with more than " + txtDeleteRowsInfo.Text + "% missing values.";
|
---|
142 | if (count > 0) {
|
---|
143 | lblPreviewRowsInfo.Text += Environment.NewLine + Environment.NewLine + "Please press the button \"Apply Manipulation\" if you wish to delete those rows.";
|
---|
144 | } else {
|
---|
145 | btnApply.Enabled = false;
|
---|
146 | }
|
---|
147 | } else {
|
---|
148 | lblPreviewRowsInfo.Text = "Preview not possible yet - please input the limit above.";
|
---|
149 | }
|
---|
150 | }
|
---|
151 |
|
---|
152 | private void validateReplaceWith() {
|
---|
153 | btnApply.Enabled = false;
|
---|
154 | string replaceValue = cmbReplaceWith.SelectedText;
|
---|
155 | if (cmbReplaceWith.SelectedIndex == 0) {
|
---|
156 | btnApply.Enabled = !string.IsNullOrEmpty(txtReplaceValue.Text);
|
---|
157 | replaceValue = @"\"+ txtReplaceValue.Text + @"\";
|
---|
158 | } else {
|
---|
159 | btnApply.Enabled = true;
|
---|
160 | }
|
---|
161 | if (btnApply.Enabled) {
|
---|
162 | int count = Content.SearchLogic.GetMissingValueIndices().Count;
|
---|
163 | lblPreviewReplaceMissingValues.Text = count + " cell" + (count > 1 || count == 0 ? "s" : "")
|
---|
164 | + " were detected with missing values which would be replaced with " + replaceValue;
|
---|
165 | if (count > 0) {
|
---|
166 | lblPreviewReplaceMissingValues.Text += Environment.NewLine + Environment.NewLine + "Please press the button \"Apply Manipulation\" if you wish to perform the replacement.";
|
---|
167 | } else {
|
---|
168 | btnApply.Enabled = false;
|
---|
169 | }
|
---|
170 | } else {
|
---|
171 | lblPreviewReplaceMissingValues.Text = "Preview not possible yet - please input the text which will be used as replacement.";
|
---|
172 | }
|
---|
173 | }
|
---|
174 |
|
---|
175 | public new ManipulationContent Content {
|
---|
176 | get { return (ManipulationContent)base.Content; }
|
---|
177 | set { base.Content = value; }
|
---|
178 | }
|
---|
179 |
|
---|
180 | private void lstMethods_SelectedIndexChanged(object sender, System.EventArgs e) {
|
---|
181 | int index = lstMethods.SelectedIndex;
|
---|
182 | tabsData.SelectedIndex = index + 1;
|
---|
183 | tabsPreview.SelectedIndex = index + 1;
|
---|
184 | btnApply.Enabled = false;
|
---|
185 |
|
---|
186 | //in order that button is enabled if necessary input was already entered
|
---|
187 | if (index >= 0) {
|
---|
188 | validators[index]();
|
---|
189 | }
|
---|
190 | }
|
---|
191 |
|
---|
192 | private void btnApply_Click(object sender, System.EventArgs e) {
|
---|
193 | manipulations[lstMethods.SelectedIndex]();
|
---|
194 | switch (lstMethods.SelectedIndex) {
|
---|
195 | case 0:
|
---|
196 | lblPreviewColumnsInfo.Text = "columns successfully deleted.";
|
---|
197 | break;
|
---|
198 | case 1:
|
---|
199 | lblPreviewColumnsVariance.Text = "columns successfully deleted.";
|
---|
200 | break;
|
---|
201 | case 2:
|
---|
202 | lblPreviewRowsInfo.Text = "rows successfully deleted.";
|
---|
203 | break;
|
---|
204 | case 3:
|
---|
205 | lblPreviewShuffle.Text = "dataset shuffled successfully.";
|
---|
206 | btnApply.Enabled = false;
|
---|
207 | break;
|
---|
208 | }
|
---|
209 | }
|
---|
210 |
|
---|
211 | private void validateDoubleTextBox(String text) {
|
---|
212 | btnApply.Enabled = false;
|
---|
213 | if (!string.IsNullOrEmpty(text)) {
|
---|
214 | double percent;
|
---|
215 | if (Double.TryParse(text, out percent)) {
|
---|
216 | btnApply.Enabled = true;
|
---|
217 | }
|
---|
218 | }
|
---|
219 | }
|
---|
220 |
|
---|
221 | private void txtDeleteColumnsInfo_TextChanged(object sender, EventArgs e) {
|
---|
222 | validateDeleteColumnsInfo();
|
---|
223 | }
|
---|
224 |
|
---|
225 | private void txtDeleteColumnsVariance_TextChanged(object sender, EventArgs e) {
|
---|
226 | validateDeleteColumnsVariance();
|
---|
227 | }
|
---|
228 |
|
---|
229 | private void txtDeleteRowsInfo_TextChanged(object sender, EventArgs e) {
|
---|
230 | validateDeleteRowsInfo();
|
---|
231 | }
|
---|
232 |
|
---|
233 | void Content_Changed(object sender, DataPreprocessingChangedEventArgs e) {
|
---|
234 | switch(lstMethods.SelectedIndex){
|
---|
235 | case 0:
|
---|
236 | validateDeleteColumnsInfo();
|
---|
237 | break;
|
---|
238 | case 1:
|
---|
239 | validateDeleteColumnsVariance();
|
---|
240 | break;
|
---|
241 | case 2:
|
---|
242 | validateDeleteRowsInfo();
|
---|
243 | break;
|
---|
244 | }
|
---|
245 | }
|
---|
246 |
|
---|
247 | private void cmbReplaceWith_SelectedIndexChanged(object sender, EventArgs e) {
|
---|
248 | bool isReplaceWithValueSelected = cmbReplaceWith.SelectedIndex == 0;
|
---|
249 | lblValueColon.Visible = isReplaceWithValueSelected;
|
---|
250 | txtReplaceValue.Visible = isReplaceWithValueSelected;
|
---|
251 | validateReplaceWith();
|
---|
252 | }
|
---|
253 |
|
---|
254 | private void txtReplaceValue_TextChanged(object sender, EventArgs e) {
|
---|
255 | validateReplaceWith();
|
---|
256 | }
|
---|
257 | }
|
---|
258 | }
|
---|