[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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[13076] | 39 | public PictureBox PictureBox { get { return pictureBox; } }
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| 40 |
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[13045] | 41 | private IChart chart;
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| 42 | public IChart Chart {
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| 43 | get { return chart; }
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| 44 | protected set {
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| 45 | if (chart != null) DeregisterChartEvents(chart);
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| 46 | chart = value;
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| 47 | chart.Enabled = Enabled;
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| 48 | pictureBox.Enabled = Enabled;
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| 49 | if (chart != null) RegisterChartEvents(chart);
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| 50 | }
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| 51 | }
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| 52 |
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| 53 | private ChartMode mode;
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| 54 | public ChartMode Mode {
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| 55 | get { return mode; }
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[4773] | 56 | set {
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[13045] | 57 | if (mode == value) return;
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| 58 | mode = value;
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| 59 | SetButtonCheckedSate();
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| 60 | SetPictureBoxCursor(GetPictureBoxCursor());
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| 61 | OnModeChanged();
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| 62 | if (chart != null) {
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| 63 | GenerateImage();
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[4773] | 64 | }
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| 65 | }
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| 66 | }
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| 67 |
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[13045] | 68 | public bool ScaleOnResize { get; set; }
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| 69 |
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| 70 | public bool IsRenderingPaused { get { return SuppressRender; } }
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| 71 |
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| 72 | public ChartControl() : this(null) { }
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| 73 | public ChartControl(IChart defaultChart) {
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[4773] | 74 | InitializeComponent();
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[13045] | 75 | ScaleOnResize = true;
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| 76 | Chart = defaultChart ?? new Chart(0, 0, Width, Height);
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[4773] | 77 | }
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| 78 |
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[13076] | 79 | public void AddChartModes(params ChartMode[] chartModes) {
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| 80 | foreach (var chartMode in chartModes)
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| 81 | Modes.Add(chartMode.GetType(), chartMode);
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| 82 |
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| 83 | RebuildButtonPanel();
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| 84 | }
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| 85 |
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| 86 | protected virtual void RebuildButtonPanel() {
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| 87 | buttonPanel.Controls.Clear();
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| 88 |
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| 89 | int locationY = 3;
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| 90 | foreach (var chartMode in Modes.Values) {
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| 91 | var rb = CreateChartModeRadioButton(chartMode);
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| 92 | rb.Location = new Point(3, locationY);
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| 93 | toolTip.SetToolTip(rb, chartMode.ToolTip);
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| 94 | buttonPanel.Controls.Add(rb);
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| 95 | locationY += rb.Height + rb.Margin.Vertical;
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| 96 | }
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| 97 | }
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| 98 |
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[13045] | 99 | public void SuspendRendering() {
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| 100 | SuppressRender = true;
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| 101 | }
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| 102 |
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| 103 | public void ResumeRendering() {
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| 104 | SuppressRender = false;
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| 105 | if (Chart != null) GenerateImage();
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| 106 | }
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| 107 |
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| 108 | protected virtual void SetButtonCheckedSate() {
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[13076] | 109 | foreach (var rb in buttonPanel.Controls.OfType<RadioButton>())
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| 110 | rb.Checked = rb.Tag == Mode;
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[13045] | 111 | }
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| 112 |
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| 113 | protected virtual void SetPictureBoxCursor(Cursor cursor) {
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| 114 | if (pictureBox.Cursor != cursor) pictureBox.Cursor = cursor;
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| 115 | }
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| 116 |
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| 117 | protected virtual Cursor GetPictureBoxCursor() {
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[13076] | 118 | if (mode == null) return null;
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| 119 |
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| 120 | return mode.Cursor;
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[13045] | 121 | }
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| 122 |
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| 123 | protected virtual void RegisterChartEvents(IChart chart) {
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| 124 | chart.RedrawRequired += ChartOnUpdateRequired;
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| 125 | }
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| 126 |
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| 127 | protected virtual void DeregisterChartEvents(IChart chart) {
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| 128 | chart.RedrawRequired -= ChartOnUpdateRequired;
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| 129 | }
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| 130 |
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| 131 | protected virtual void ChartOnUpdateRequired(object sender, EventArgs e) {
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| 132 | if (SuppressRender) return;
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[4773] | 133 | GenerateImage();
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| 134 | }
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[13045] | 135 |
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| 136 | #region PictureBox Events
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| 137 | protected virtual void PictureBoxOnSizeChanged(object sender, EventArgs e) {
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| 138 | if (Chart == null) return;
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[4773] | 139 | if (ScaleOnResize) {
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| 140 | if ((pictureBox.Width > 0) && (pictureBox.Height > 0) && (Chart != null)) {
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[13045] | 141 | var point = Chart.TransformPixelToWorld(new Point(pictureBox.Width, Chart.SizeInPixels.Height - pictureBox.Height));
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| 142 | var diff = Chart.UpperRight - point;
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| 143 | Chart.SetPosition(new PointD(Chart.LowerLeft.X + (diff.DX / 2.0), Chart.LowerLeft.Y + (diff.DY / 2.0)),
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| 144 | new PointD(Chart.UpperRight.X - (diff.DX / 2.0), Chart.UpperRight.Y - (diff.DY / 2.0)));
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[4773] | 145 | }
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| 146 | }
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| 147 | GenerateImage();
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| 148 | }
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[13045] | 149 |
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| 150 | protected virtual void PictureBoxOnVisibleChanged(object sender, EventArgs e) {
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| 151 | if (pictureBox.Visible && RenderingRequired) GenerateImage();
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| 152 | }
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| 153 |
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| 154 | protected virtual void PictureBoxOnMouseClick(object sender, MouseEventArgs e) {
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[13076] | 155 | if (mode == null) return;
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| 156 | mode.HandleOnMouseClick(sender, e);
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[13045] | 157 | }
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| 158 |
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| 159 | protected virtual void PictureBoxOnMouseDoubleClick(object sender, MouseEventArgs e) {
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[13076] | 160 | if (mode == null) return;
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| 161 | mode.HandleOnMouseDoubleClick(sender, e);
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[13045] | 162 | }
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| 163 |
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| 164 | protected virtual void OnKeyDown(object sender, KeyEventArgs e) {
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[13076] | 165 | if (mode == null) return;
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| 166 | mode.HandleOnKeyDown(sender, e);
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[4773] | 167 | }
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| 168 |
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[13045] | 169 | protected virtual void OnKeyUp(object sender, KeyEventArgs e) {
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[13076] | 170 | if (mode == null) return;
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| 171 | mode.HandleOnKeyUp(sender, e);
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[4773] | 172 | }
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[13045] | 173 |
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| 174 | protected virtual void PictureBoxOnMouseWheel(object sender, MouseEventArgs e) {
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[13076] | 175 | if (mode == null) return;
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| 176 | mode.HandleOnMouseWheel(sender, e);
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[13045] | 177 | }
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| 178 |
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| 179 | protected virtual void PictureBoxOnMouseDown(object sender, MouseEventArgs e) {
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[13076] | 180 | if (mode == null) return;
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| 181 | mode.HandleOnMouseDown(sender, e);
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[13045] | 182 | }
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| 183 |
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| 184 | protected virtual void PictureBoxOnMouseUp(object sender, MouseEventArgs e) {
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[13076] | 185 | if (mode == null) return;
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| 186 | mode.HandleOnMouseUp(sender, e);
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| 187 |
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[13045] | 188 | if (Chart == null) return;
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[13076] | 189 |
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| 190 | if (e.Button == MouseButtons.Right) {
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[13045] | 191 | propertiesToolStripMenuItem.Enabled = Chart.Group.SelectedPrimitives.Count() == 1;
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| 192 | oneLayerUpToolStripMenuItem.Enabled = Chart.Group.SelectedPrimitives.Count() == 1;
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| 193 | oneLayerDownToolStripMenuItem.Enabled = Chart.Group.SelectedPrimitives.Count() == 1;
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| 194 | intoForegroundToolStripMenuItem.Enabled = Chart.Group.SelectedPrimitives.Count() == 1;
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| 195 | intoBackgroundToolStripMenuItem.Enabled = Chart.Group.SelectedPrimitives.Count() == 1;
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[4773] | 196 | }
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| 197 | }
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[7780] | 198 |
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[13045] | 199 | protected virtual void PictureBoxOnMouseMove(object sender, MouseEventArgs e) {
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| 200 | if (InvokeRequired) {
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[13076] | 201 | Invoke((Action<object, MouseEventArgs>)PictureBoxOnMouseMove, sender, e);
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| 202 | } else {
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| 203 | var toolTipText = Chart.GetToolTipText(e.Location);
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| 204 | if (toolTip.GetToolTip(pictureBox) != toolTipText) toolTip.SetToolTip(pictureBox, toolTipText);
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[4773] | 205 |
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[13076] | 206 | if (mode == null) return;
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[13045] | 207 |
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[13076] | 208 | mode.HandleOnMouseMove(sender, e);
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[13045] | 209 |
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[13076] | 210 | SetPictureBoxCursor(mode.Cursor);
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[4773] | 211 | }
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| 212 | }
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| 213 |
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[13045] | 214 | protected virtual void PictureBoxOnMouseEnter(object sender, EventArgs e) {
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| 215 | if (InvokeRequired) {
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[13076] | 216 | Invoke((Action<object, MouseEventArgs>)PictureBoxOnMouseEnter, sender, e);
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[13045] | 217 | return;
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[9491] | 218 | }
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[13045] | 219 | if (!Focused) this.pictureBox.Focus();
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[13076] | 220 |
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| 221 | if (mode == null) return;
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| 222 |
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| 223 | mode.HandleOnMouseEnter(sender, e);
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[9491] | 224 | }
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| 225 |
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[13045] | 226 | protected virtual void PictureBoxOnMouseLeave(object sender, EventArgs e) {
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[13076] | 227 | if (mode == null) return;
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| 228 | mode.HandleOnMouseLeave(sender, e);
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[9491] | 229 | }
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| 230 |
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[13045] | 231 | protected virtual void PictureBoxOnClick(object sender, EventArgs e) {
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| 232 | if (InvokeRequired) {
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| 233 | Invoke((Action<Object, MouseEventArgs>)PictureBoxOnClick, sender, e);
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| 234 | return;
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[4773] | 235 | }
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[13045] | 236 | if (!Focused) this.pictureBox.Focus();
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[13076] | 237 |
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| 238 | if (mode == null) return;
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| 239 |
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| 240 | mode.HandleOnClick(sender, e);
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[4773] | 241 | }
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[13045] | 242 | #endregion
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[4773] | 243 |
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[13045] | 244 | protected virtual void PictureBoxContextMenuStripOnOpening(object sender, CancelEventArgs e) { }
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| 245 |
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| 246 | protected virtual void oneLayerUpToolStripMenuItem_Click(object sender, EventArgs e) {
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| 247 | if (Chart == null) return;
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| 248 | if (Chart.Group.SelectedPrimitives.Count() == 1) {
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| 249 | Chart.OneLayerUp(Chart.Group.SelectedPrimitives.First());
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| 250 | }
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[4773] | 251 | }
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[13045] | 252 | protected virtual void oneLayerDownToolStripMenuItem_Click(object sender, EventArgs e) {
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| 253 | if (Chart == null) return;
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| 254 | if (Chart.Group.SelectedPrimitives.Count() == 1) {
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| 255 | Chart.OneLayerDown(Chart.Group.SelectedPrimitives.First());
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[4773] | 256 | }
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| 257 | }
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[13045] | 258 | protected virtual void intoForegroundToolStripMenuItem_Click(object sender, EventArgs e) {
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| 259 | if (Chart == null) return;
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| 260 | if (Chart.Group.SelectedPrimitives.Count() == 1) {
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| 261 | Chart.IntoForeground(Chart.Group.SelectedPrimitives.First());
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[4773] | 262 | }
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| 263 | }
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[13045] | 264 | protected virtual void intoBackgroundToolStripMenuItem_Click(object sender, EventArgs e) {
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| 265 | if (Chart == null) return;
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| 266 | if (Chart.Group.SelectedPrimitives.Count() == 1) {
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| 267 | Chart.IntoBackground(Chart.Group.SelectedPrimitives.First());
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[4773] | 268 | }
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| 269 | }
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[13045] | 270 | protected virtual void propertiesToolStripMenuItem_Click(object sender, EventArgs e) {
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| 271 | if (Chart == null) return;
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| 272 | if (Chart.Group.SelectedPrimitives.Count() == 1) {
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| 273 | using (var dialog = new PropertiesDialog(Chart.Group.SelectedPrimitives.First())) {
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| 274 | dialog.ShowDialog(this);
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| 275 | }
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[4773] | 276 | }
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| 277 | }
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[13045] | 278 | protected virtual void saveImageToolStripMenuItem_Click(object sender, EventArgs e) {
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| 279 | if (Picture == null) return;
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| 280 |
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| 281 | if (saveFileDialog.ShowDialog() == DialogResult.OK) {
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| 282 | var format = ImageFormat.Bmp;
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| 283 | var filename = saveFileDialog.FileName.ToLower();
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| 284 | if (filename.EndsWith("emf")) {
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| 285 | using (var g1 = Graphics.FromImage(Picture)) {
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| 286 | var rectangle = new System.Drawing.Rectangle(0, 0, Picture.Width, Picture.Height);
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| 287 | using (var metafile = new Metafile(filename, g1.GetHdc(), rectangle, MetafileFrameUnit.Pixel, EmfType.EmfPlusDual))
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| 288 | using (var g2 = Graphics.FromImage(metafile))
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| 289 | Chart.Render(g2, pictureBox.Width, pictureBox.Height);
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| 290 | }
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| 291 | } else {
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| 292 | using (var graphics = Graphics.FromImage(Picture))
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| 293 | Chart.Render(graphics, Picture.Width, Picture.Height);
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| 294 |
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| 295 | if (filename.EndsWith("jpg")) {
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| 296 | format = ImageFormat.Jpeg;
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| 297 | } else if (filename.EndsWith("gif")) {
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| 298 | format = ImageFormat.Gif;
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| 299 | } else if (filename.EndsWith("png")) {
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| 300 | format = ImageFormat.Png;
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| 301 | } else if (filename.EndsWith("tif")) {
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| 302 | format = ImageFormat.Tiff;
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| 303 | }
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| 304 |
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| 305 | Picture.Save(saveFileDialog.FileName, format);
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| 306 | }
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[4773] | 307 | }
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| 308 | }
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| 309 |
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[13045] | 310 | protected virtual void GenerateImage() {
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| 311 | if (InvokeRequired) {
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| 312 | Invoke((Action)GenerateImage);
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| 313 | return;
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| 314 | }
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[4773] | 315 | if (!Visible) {
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[13045] | 316 | RenderingRequired = true;
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[4773] | 317 | } else {
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| 318 | if ((pictureBox.Width == 0) || (pictureBox.Height == 0)) {
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[13045] | 319 | pictureBox.Image = pictureBox.ErrorImage;
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| 320 | if (Picture != null) Picture.Dispose();
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| 321 | Picture = null;
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[4773] | 322 | } else {
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[13045] | 323 | if (Picture != null) Picture.Dispose();
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| 324 | Picture = new Bitmap(pictureBox.Width, pictureBox.Height);
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| 325 | using (var graphics = Graphics.FromImage(Picture)) {
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[4773] | 326 | graphics.SetClip(new System.Drawing.Rectangle(0, 0, pictureBox.Width, pictureBox.Height));
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| 327 | Chart.Render(graphics, pictureBox.Width, pictureBox.Height);
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| 328 | }
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| 329 | }
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[13045] | 330 | pictureBox.Image = Picture;
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| 331 | RenderingRequired = false;
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[4773] | 332 | }
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| 333 | }
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| 334 |
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[13045] | 335 | public event EventHandler ModeChanged;
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| 336 | protected void OnModeChanged() {
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| 337 | var handler = ModeChanged;
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| 338 | if (handler != null) handler(this, EventArgs.Empty);
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[4773] | 339 | }
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[9415] | 340 |
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[13076] | 341 | private void ChartControl_Load(object sender, EventArgs e) {
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| 342 | if (!SuppressRender) GenerateImage();
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[9415] | 343 | }
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| 344 |
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[13076] | 345 | #region Helpers
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| 346 | private RadioButton CreateChartModeRadioButton(ChartMode chartMode) {
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| 347 | var rb = new RadioButton {
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| 348 | Appearance = Appearance.Button,
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| 349 | Image = chartMode.Image,
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| 350 | Size = new Size(24, 24),
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| 351 | TabStop = true,
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| 352 | Tag = chartMode,
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| 353 | UseVisualStyleBackColor = true
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| 354 | };
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[9415] | 355 |
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[13076] | 356 | rb.CheckedChanged += (sender, args) => { if (rb.Checked) Mode = chartMode; };
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[13045] | 357 |
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[13076] | 358 | return rb;
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[13045] | 359 | }
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[13076] | 360 | #endregion
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[4773] | 361 | }
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| 362 | }
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