[4773] | 1 | #region License Information
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| 2 | /* HeuristicLab
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[12535] | 3 | * Copyright (C) 2002-2015 Heuristic and Evolutionary Algorithms Laboratory (HEAL)
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[4773] | 4 | *
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| 5 | * This file is part of HeuristicLab.
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| 6 | *
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| 7 | * HeuristicLab is free software: you can redistribute it and/or modify
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| 8 | * it under the terms of the GNU General Public License as published by
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| 9 | * the Free Software Foundation, either version 3 of the License, or
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| 10 | * (at your option) any later version.
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| 11 | *
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| 12 | * HeuristicLab is distributed in the hope that it will be useful,
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| 13 | * but WITHOUT ANY WARRANTY; without even the implied warranty of
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| 14 | * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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| 15 | * GNU General Public License for more details.
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| 16 | *
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| 17 | * You should have received a copy of the GNU General Public License
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| 18 | * along with HeuristicLab. If not, see <http://www.gnu.org/licenses/>.
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| 19 | */
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| 20 | #endregion
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| 21 |
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| 22 | using System;
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[13076] | 23 | using System.Collections.Generic;
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[13045] | 24 | using System.ComponentModel;
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[4773] | 25 | using System.Drawing;
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[9415] | 26 | using System.Drawing.Imaging;
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[13045] | 27 | using System.Linq;
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[4773] | 28 | using System.Windows.Forms;
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| 29 |
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[4776] | 30 | namespace HeuristicLab.Visualization {
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[4773] | 31 | public partial class ChartControl : UserControl {
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[13045] | 32 | protected Bitmap Picture;
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| 33 | protected bool RenderingRequired;
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[13076] | 34 | protected Dictionary<Type, ChartMode> Modes = new Dictionary<Type, ChartMode>();
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[4773] | 35 |
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[13045] | 36 | protected bool SuppressEvents { get; set; }
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| 37 | private bool SuppressRender { get; set; }
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| 38 |
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[13115] | 39 | public bool ShowToolBar {
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| 40 | get { return !splitContainer.Panel1Collapsed; }
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| 41 | set { splitContainer.Panel1Collapsed = !value; }
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| 42 | }
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| 43 |
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[13045] | 44 | private IChart chart;
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| 45 | public IChart Chart {
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| 46 | get { return chart; }
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| 47 | protected set {
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| 48 | if (chart != null) DeregisterChartEvents(chart);
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| 49 | chart = value;
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| 50 | chart.Enabled = Enabled;
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| 51 | pictureBox.Enabled = Enabled;
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| 52 | if (chart != null) RegisterChartEvents(chart);
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| 53 | }
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| 54 | }
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| 55 |
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| 56 | private ChartMode mode;
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[13122] | 57 | private ChartMode defaultMode;
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[13045] | 58 | public ChartMode Mode {
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| 59 | get { return mode; }
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[4773] | 60 | set {
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[13045] | 61 | if (mode == value) return;
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| 62 | mode = value;
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[13122] | 63 | if (defaultMode == null) defaultMode = mode;
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| 64 | if (mode == null) mode = defaultMode;
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[13115] | 65 | SetModeButtonCheckedState();
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| 66 | SetModeMenuItemCheckedState();
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[13045] | 67 | SetPictureBoxCursor(GetPictureBoxCursor());
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| 68 | OnModeChanged();
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| 69 | if (chart != null) {
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| 70 | GenerateImage();
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[4773] | 71 | }
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| 72 | }
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| 73 | }
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| 74 |
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[13045] | 75 | public bool ScaleOnResize { get; set; }
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| 76 |
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| 77 | public bool IsRenderingPaused { get { return SuppressRender; } }
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| 78 |
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| 79 | public ChartControl() : this(null) { }
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| 80 | public ChartControl(IChart defaultChart) {
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[4773] | 81 | InitializeComponent();
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[13045] | 82 | ScaleOnResize = true;
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| 83 | Chart = defaultChart ?? new Chart(0, 0, Width, Height);
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[4773] | 84 | }
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| 85 |
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[13076] | 86 | public void AddChartModes(params ChartMode[] chartModes) {
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| 87 | foreach (var chartMode in chartModes)
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| 88 | Modes.Add(chartMode.GetType(), chartMode);
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| 89 |
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[13115] | 90 | ReloadModeToolBar();
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| 91 | ReloadModeContextMenu();
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[13076] | 92 | }
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| 93 |
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[13045] | 94 | public void SuspendRendering() {
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| 95 | SuppressRender = true;
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| 96 | }
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| 97 |
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| 98 | public void ResumeRendering() {
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| 99 | SuppressRender = false;
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| 100 | if (Chart != null) GenerateImage();
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| 101 | }
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| 102 |
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[13114] | 103 | public void RefreshPicture() {
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| 104 | pictureBox.Refresh();
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| 105 | }
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| 106 |
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| 107 | public void UpdatePicture() {
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| 108 | pictureBox.Update();
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| 109 | }
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| 110 |
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| 111 | public Graphics CreatePictureGraphics() {
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| 112 | return pictureBox.CreateGraphics();
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| 113 | }
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| 114 |
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[13115] | 115 | protected virtual void ReloadModeToolBar() {
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| 116 | splitContainer.Panel1.Controls.Clear();
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| 117 |
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| 118 | var chartModes = Modes.Values.ToList();
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| 119 | for (int i = 0; i < chartModes.Count; i++) {
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| 120 | var chartMode = chartModes[i];
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| 121 | var rb = CreateChartModeRadioButton(chartMode);
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| 122 | rb.Location = new Point(3, 3 + i * (rb.Height + rb.Margin.Vertical));
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| 123 | rb.TabIndex = i;
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| 124 | toolTip.SetToolTip(rb, chartMode.ToolTipText);
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| 125 | splitContainer.Panel1.Controls.Add(rb);
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| 126 | }
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| 127 |
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| 128 | SetModeButtonCheckedState();
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| 129 | }
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| 130 |
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| 131 | protected virtual void ReloadModeContextMenu() {
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| 132 | modeToolStripMenuItem.DropDownItems.Clear();
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| 133 |
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| 134 | foreach (var chartMode in Modes.Values) {
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| 135 | var mi = CreateChartModeMenuItem(chartMode);
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| 136 | modeToolStripMenuItem.DropDownItems.Add(mi);
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| 137 | }
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| 138 |
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| 139 | SetModeMenuItemCheckedState();
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| 140 | }
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| 141 |
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| 142 | protected virtual void SetModeButtonCheckedState() {
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| 143 | foreach (var rb in splitContainer.Panel1.Controls.OfType<RadioButton>())
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[13076] | 144 | rb.Checked = rb.Tag == Mode;
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[13045] | 145 | }
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| 146 |
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[13115] | 147 | protected virtual void SetModeMenuItemCheckedState() {
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| 148 | foreach (var mi in modeToolStripMenuItem.DropDownItems.OfType<ToolStripMenuItem>())
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| 149 | mi.Checked = mi.Tag == Mode;
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| 150 | }
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| 151 |
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[13045] | 152 | protected virtual void SetPictureBoxCursor(Cursor cursor) {
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| 153 | if (pictureBox.Cursor != cursor) pictureBox.Cursor = cursor;
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| 154 | }
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| 155 |
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| 156 | protected virtual Cursor GetPictureBoxCursor() {
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[13115] | 157 | return mode != null ? mode.Cursor : null;
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[13045] | 158 | }
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| 159 |
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| 160 | protected virtual void RegisterChartEvents(IChart chart) {
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| 161 | chart.RedrawRequired += ChartOnUpdateRequired;
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| 162 | }
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| 163 |
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| 164 | protected virtual void DeregisterChartEvents(IChart chart) {
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| 165 | chart.RedrawRequired -= ChartOnUpdateRequired;
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| 166 | }
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| 167 |
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| 168 | protected virtual void ChartOnUpdateRequired(object sender, EventArgs e) {
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| 169 | if (SuppressRender) return;
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[4773] | 170 | GenerateImage();
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| 171 | }
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[13045] | 172 |
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| 173 | #region PictureBox Events
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| 174 | protected virtual void PictureBoxOnSizeChanged(object sender, EventArgs e) {
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| 175 | if (Chart == null) return;
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[4773] | 176 | if (ScaleOnResize) {
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| 177 | if ((pictureBox.Width > 0) && (pictureBox.Height > 0) && (Chart != null)) {
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[13045] | 178 | var point = Chart.TransformPixelToWorld(new Point(pictureBox.Width, Chart.SizeInPixels.Height - pictureBox.Height));
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| 179 | var diff = Chart.UpperRight - point;
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| 180 | Chart.SetPosition(new PointD(Chart.LowerLeft.X + (diff.DX / 2.0), Chart.LowerLeft.Y + (diff.DY / 2.0)),
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| 181 | new PointD(Chart.UpperRight.X - (diff.DX / 2.0), Chart.UpperRight.Y - (diff.DY / 2.0)));
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[4773] | 182 | }
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| 183 | }
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| 184 | GenerateImage();
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| 185 | }
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[13045] | 186 |
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| 187 | protected virtual void PictureBoxOnVisibleChanged(object sender, EventArgs e) {
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| 188 | if (pictureBox.Visible && RenderingRequired) GenerateImage();
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| 189 | }
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| 190 |
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| 191 | protected virtual void PictureBoxOnMouseClick(object sender, MouseEventArgs e) {
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[13115] | 192 | if (mode != null)
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| 193 | mode.HandleOnMouseClick(sender, e);
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[13045] | 194 | }
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| 195 |
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| 196 | protected virtual void PictureBoxOnMouseDoubleClick(object sender, MouseEventArgs e) {
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[13115] | 197 | if (mode != null)
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| 198 | mode.HandleOnMouseDoubleClick(sender, e);
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[13045] | 199 | }
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| 200 |
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| 201 | protected virtual void OnKeyDown(object sender, KeyEventArgs e) {
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[13115] | 202 | if (mode != null)
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| 203 | mode.HandleOnKeyDown(sender, e);
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[4773] | 204 | }
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| 205 |
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[13045] | 206 | protected virtual void OnKeyUp(object sender, KeyEventArgs e) {
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[13115] | 207 | if (mode != null)
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| 208 | mode.HandleOnKeyUp(sender, e);
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[4773] | 209 | }
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[13045] | 210 |
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| 211 | protected virtual void PictureBoxOnMouseWheel(object sender, MouseEventArgs e) {
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[13115] | 212 | if (mode != null)
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| 213 | mode.HandleOnMouseWheel(sender, e);
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[13045] | 214 | }
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| 215 |
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| 216 | protected virtual void PictureBoxOnMouseDown(object sender, MouseEventArgs e) {
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[13115] | 217 | if (mode != null)
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| 218 | mode.HandleOnMouseDown(sender, e);
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[13045] | 219 | }
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| 220 |
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| 221 | protected virtual void PictureBoxOnMouseUp(object sender, MouseEventArgs e) {
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[13115] | 222 | if (mode != null)
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| 223 | mode.HandleOnMouseUp(sender, e);
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[13076] | 224 |
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[13045] | 225 | if (Chart == null) return;
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[13076] | 226 |
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| 227 | if (e.Button == MouseButtons.Right) {
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[13045] | 228 | propertiesToolStripMenuItem.Enabled = Chart.Group.SelectedPrimitives.Count() == 1;
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| 229 | oneLayerUpToolStripMenuItem.Enabled = Chart.Group.SelectedPrimitives.Count() == 1;
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| 230 | oneLayerDownToolStripMenuItem.Enabled = Chart.Group.SelectedPrimitives.Count() == 1;
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| 231 | intoForegroundToolStripMenuItem.Enabled = Chart.Group.SelectedPrimitives.Count() == 1;
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| 232 | intoBackgroundToolStripMenuItem.Enabled = Chart.Group.SelectedPrimitives.Count() == 1;
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[4773] | 233 | }
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| 234 | }
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[7780] | 235 |
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[13045] | 236 | protected virtual void PictureBoxOnMouseMove(object sender, MouseEventArgs e) {
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| 237 | if (InvokeRequired) {
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[13076] | 238 | Invoke((Action<object, MouseEventArgs>)PictureBoxOnMouseMove, sender, e);
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| 239 | } else {
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| 240 | var toolTipText = Chart.GetToolTipText(e.Location);
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| 241 | if (toolTip.GetToolTip(pictureBox) != toolTipText) toolTip.SetToolTip(pictureBox, toolTipText);
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[4773] | 242 |
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[13115] | 243 | if (mode != null)
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| 244 | mode.HandleOnMouseMove(sender, e);
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[13045] | 245 |
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[13115] | 246 | SetPictureBoxCursor(GetPictureBoxCursor());
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[4773] | 247 | }
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| 248 | }
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| 249 |
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[13045] | 250 | protected virtual void PictureBoxOnMouseEnter(object sender, EventArgs e) {
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| 251 | if (InvokeRequired) {
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[13076] | 252 | Invoke((Action<object, MouseEventArgs>)PictureBoxOnMouseEnter, sender, e);
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[13045] | 253 | return;
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[9491] | 254 | }
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[13115] | 255 | if (!Focused) pictureBox.Focus();
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[13076] | 256 |
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[13115] | 257 | if (mode != null)
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| 258 | mode.HandleOnMouseEnter(sender, e);
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[9491] | 259 | }
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| 260 |
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[13045] | 261 | protected virtual void PictureBoxOnMouseLeave(object sender, EventArgs e) {
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[13115] | 262 | if (mode != null)
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| 263 | mode.HandleOnMouseLeave(sender, e);
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[9491] | 264 | }
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| 265 |
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[13045] | 266 | protected virtual void PictureBoxOnClick(object sender, EventArgs e) {
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| 267 | if (InvokeRequired) {
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[13115] | 268 | Invoke((Action<object, MouseEventArgs>)PictureBoxOnClick, sender, e);
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[13045] | 269 | return;
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[4773] | 270 | }
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[13115] | 271 | if (!Focused) pictureBox.Focus();
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[13076] | 272 |
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[13115] | 273 | if (mode != null)
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| 274 | mode.HandleOnClick(sender, e);
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[4773] | 275 | }
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[13045] | 276 | #endregion
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[4773] | 277 |
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[13045] | 278 | protected virtual void PictureBoxContextMenuStripOnOpening(object sender, CancelEventArgs e) { }
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| 279 |
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| 280 | protected virtual void oneLayerUpToolStripMenuItem_Click(object sender, EventArgs e) {
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| 281 | if (Chart == null) return;
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| 282 | if (Chart.Group.SelectedPrimitives.Count() == 1) {
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| 283 | Chart.OneLayerUp(Chart.Group.SelectedPrimitives.First());
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| 284 | }
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[4773] | 285 | }
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[13045] | 286 | protected virtual void oneLayerDownToolStripMenuItem_Click(object sender, EventArgs e) {
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| 287 | if (Chart == null) return;
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| 288 | if (Chart.Group.SelectedPrimitives.Count() == 1) {
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| 289 | Chart.OneLayerDown(Chart.Group.SelectedPrimitives.First());
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[4773] | 290 | }
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| 291 | }
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[13045] | 292 | protected virtual void intoForegroundToolStripMenuItem_Click(object sender, EventArgs e) {
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| 293 | if (Chart == null) return;
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| 294 | if (Chart.Group.SelectedPrimitives.Count() == 1) {
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| 295 | Chart.IntoForeground(Chart.Group.SelectedPrimitives.First());
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[4773] | 296 | }
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| 297 | }
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[13045] | 298 | protected virtual void intoBackgroundToolStripMenuItem_Click(object sender, EventArgs e) {
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| 299 | if (Chart == null) return;
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| 300 | if (Chart.Group.SelectedPrimitives.Count() == 1) {
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| 301 | Chart.IntoBackground(Chart.Group.SelectedPrimitives.First());
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[4773] | 302 | }
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| 303 | }
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[13045] | 304 | protected virtual void propertiesToolStripMenuItem_Click(object sender, EventArgs e) {
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| 305 | if (Chart == null) return;
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| 306 | if (Chart.Group.SelectedPrimitives.Count() == 1) {
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| 307 | using (var dialog = new PropertiesDialog(Chart.Group.SelectedPrimitives.First())) {
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| 308 | dialog.ShowDialog(this);
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| 309 | }
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[4773] | 310 | }
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| 311 | }
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[13045] | 312 | protected virtual void saveImageToolStripMenuItem_Click(object sender, EventArgs e) {
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| 313 | if (Picture == null) return;
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| 314 |
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| 315 | if (saveFileDialog.ShowDialog() == DialogResult.OK) {
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| 316 | var format = ImageFormat.Bmp;
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| 317 | var filename = saveFileDialog.FileName.ToLower();
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| 318 | if (filename.EndsWith("emf")) {
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| 319 | using (var g1 = Graphics.FromImage(Picture)) {
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| 320 | var rectangle = new System.Drawing.Rectangle(0, 0, Picture.Width, Picture.Height);
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| 321 | using (var metafile = new Metafile(filename, g1.GetHdc(), rectangle, MetafileFrameUnit.Pixel, EmfType.EmfPlusDual))
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| 322 | using (var g2 = Graphics.FromImage(metafile))
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| 323 | Chart.Render(g2, pictureBox.Width, pictureBox.Height);
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| 324 | }
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| 325 | } else {
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| 326 | using (var graphics = Graphics.FromImage(Picture))
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| 327 | Chart.Render(graphics, Picture.Width, Picture.Height);
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| 328 |
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| 329 | if (filename.EndsWith("jpg")) {
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| 330 | format = ImageFormat.Jpeg;
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| 331 | } else if (filename.EndsWith("gif")) {
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| 332 | format = ImageFormat.Gif;
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| 333 | } else if (filename.EndsWith("png")) {
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| 334 | format = ImageFormat.Png;
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| 335 | } else if (filename.EndsWith("tif")) {
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| 336 | format = ImageFormat.Tiff;
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| 337 | }
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| 338 |
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| 339 | Picture.Save(saveFileDialog.FileName, format);
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| 340 | }
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[4773] | 341 | }
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| 342 | }
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| 343 |
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[13045] | 344 | protected virtual void GenerateImage() {
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| 345 | if (InvokeRequired) {
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| 346 | Invoke((Action)GenerateImage);
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| 347 | return;
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| 348 | }
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[4773] | 349 | if (!Visible) {
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[13045] | 350 | RenderingRequired = true;
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[4773] | 351 | } else {
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| 352 | if ((pictureBox.Width == 0) || (pictureBox.Height == 0)) {
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[13045] | 353 | pictureBox.Image = pictureBox.ErrorImage;
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| 354 | if (Picture != null) Picture.Dispose();
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| 355 | Picture = null;
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[4773] | 356 | } else {
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[13045] | 357 | if (Picture != null) Picture.Dispose();
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| 358 | Picture = new Bitmap(pictureBox.Width, pictureBox.Height);
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| 359 | using (var graphics = Graphics.FromImage(Picture)) {
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[4773] | 360 | graphics.SetClip(new System.Drawing.Rectangle(0, 0, pictureBox.Width, pictureBox.Height));
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| 361 | Chart.Render(graphics, pictureBox.Width, pictureBox.Height);
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| 362 | }
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| 363 | }
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[13045] | 364 | pictureBox.Image = Picture;
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| 365 | RenderingRequired = false;
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[4773] | 366 | }
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| 367 | }
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| 368 |
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[13045] | 369 | public event EventHandler ModeChanged;
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| 370 | protected void OnModeChanged() {
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| 371 | var handler = ModeChanged;
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| 372 | if (handler != null) handler(this, EventArgs.Empty);
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[4773] | 373 | }
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[9415] | 374 |
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[13076] | 375 | private void ChartControl_Load(object sender, EventArgs e) {
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| 376 | if (!SuppressRender) GenerateImage();
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[9415] | 377 | }
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| 378 |
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[13076] | 379 | #region Helpers
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| 380 | private RadioButton CreateChartModeRadioButton(ChartMode chartMode) {
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| 381 | var rb = new RadioButton {
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| 382 | Appearance = Appearance.Button,
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| 383 | Image = chartMode.Image,
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| 384 | Size = new Size(24, 24),
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| 385 | TabStop = true,
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| 386 | Tag = chartMode,
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| 387 | UseVisualStyleBackColor = true
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| 388 | };
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[9415] | 389 |
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[13132] | 390 | rb.CheckedChanged += (sender, args) => { if (rb.Checked) chartMode.Select(); };
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[13045] | 391 |
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[13076] | 392 | return rb;
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[13045] | 393 | }
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[13115] | 394 |
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| 395 | private ToolStripMenuItem CreateChartModeMenuItem(ChartMode chartMode) {
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| 396 | var mi = new ToolStripMenuItem(chartMode.Text) {
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| 397 | CheckOnClick = true,
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| 398 | Image = chartMode.Image,
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| 399 | Tag = chartMode
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| 400 | };
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| 401 |
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[13132] | 402 | mi.CheckedChanged += (sender, args) => { if (mi.Checked) chartMode.Select(); };
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[13115] | 403 |
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| 404 | return mi;
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| 405 | }
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[13076] | 406 | #endregion
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[4773] | 407 | }
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| 408 | }
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