source: branches/HeuristicLab.Visualization/HeuristicLab.Visualization/3.3/ChartModes/SelectChartMode.cs @ 13122

Last change on this file since 13122 was 13122, checked in by jkarder, 7 years ago

#1265: worked on visualization

  • added default chart mode
  • updated SelectChartMode
File size: 3.5 KB
Line 
1#region License Information
2/* HeuristicLab
3 * Copyright (C) 2002-2015 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
22using System.Drawing;
23using System.Linq;
24using System.Windows.Forms;
25using HeuristicLab.Common.Resources;
26
27namespace HeuristicLab.Visualization {
28  public class SelectChartMode : ChartMode {
29    public override Image Image { get { return VSImageLibrary.Pointer; } }
30    public override string Text { get { return "&Select"; } }
31    public override string ToolTipText { get { return "Select"; } }
32
33    public SelectChartMode(ChartControl control) : base(control) { }
34
35    public override void HandleOnKeyDown(object sender, KeyEventArgs e) {
36      try {
37        switch (e.KeyCode) {
38          case Keys.Delete:
39            try {
40              chartControl.SuspendRendering();
41              foreach (var primitive in chartControl.Chart.Group.SelectedPrimitives)
42                chartControl.Chart.Group.Remove(primitive);
43            } finally { chartControl.ResumeRendering(); }
44
45            break;
46        }
47      } finally {
48        base.HandleOnKeyDown(sender, e);
49      }
50    }
51
52    public override void HandleOnMouseDown(object sender, MouseEventArgs e) {
53      try {
54        switch (e.Button) {
55          case MouseButtons.Left:
56            try {
57              chartControl.SuspendRendering();
58              var worldLocation = chartControl.Chart.TransformPixelToWorld(e.Location);
59              foreach (var sp in chartControl.Chart.Group.SelectedPrimitives.Where(x => !x.ContainsPoint(worldLocation)))
60                sp.Selected = false;
61              var p = chartControl.Chart.GetPrimitive(e.Location);
62              if (p != null) p.Selected = true;
63            } finally { chartControl.ResumeRendering(); }
64            break;
65        }
66      } finally {
67        base.HandleOnMouseDown(sender, e);
68      }
69    }
70
71    public override void HandleOnMouseMove(object sender, MouseEventArgs e) {
72      try {
73        cursor = chartControl.Chart.GetCursor(e.Location);
74
75        switch (e.Button) {
76          case MouseButtons.Left:
77            var previousWorldLocation = chartControl.Chart.TransformPixelToWorld(previousLocation);
78            var worldLocation = chartControl.Chart.TransformPixelToWorld(e.Location);
79            var offset = worldLocation - previousWorldLocation;
80            try {
81              chartControl.SuspendRendering();
82              foreach (var primitive in chartControl.Chart.Group.SelectedPrimitives.Where(p => p.ContainsPoint(previousWorldLocation)))
83                primitive.Move(previousWorldLocation, offset);
84            } finally { chartControl.ResumeRendering(); }
85            break;
86        }
87      } finally {
88        chartControl.UpdatePicture();
89        base.HandleOnMouseMove(sender, e);
90      }
91    }
92  }
93}
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