[6640] | 1 | #region License Information
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| 2 | /* HeuristicLab
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[15584] | 3 | * Copyright (C) 2002-2018 Heuristic and Evolutionary Algorithms Laboratory (HEAL)
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[6640] | 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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| 23 | using System.ComponentModel;
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| 24 | using System.Drawing;
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| 25 | using System.Drawing.Imaging;
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| 26 | using System.IO;
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[9532] | 27 | using System.Linq;
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[6640] | 28 | using System.Windows.Forms;
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| 29 | using System.Windows.Forms.DataVisualization.Charting;
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| 30 |
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| 31 | namespace HeuristicLab.Visualization.ChartControlsExtensions {
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| 32 | public sealed partial class ImageExportDialog : Form {
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| 33 | private const float CMPERINCH = 2.54f;
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[6641] | 34 | private static readonly string DPI = "dpi", DPCM = "dpcm", INCH = "inch", CM = "cm";
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[6640] | 35 | private Chart originalChart, workingChart;
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| 36 | private bool SuppressEvents { get; set; }
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| 37 |
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| 38 | /// <summary>
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| 39 | /// Initializes a new ImageExportDialog.
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| 40 | /// </summary>
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| 41 | /// <remarks>
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| 42 | /// Throws an ArgumentNullException if <paramref name="chart"/> is null.
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| 43 | /// </remarks>
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| 44 | /// <param name="chart">The chart for which the export should be generated.</param>
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| 45 | public ImageExportDialog(Chart chart) {
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| 46 | if (chart == null) throw new ArgumentNullException("chart");
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| 47 | this.originalChart = chart;
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| 48 | InitializeComponent();
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[6641] | 49 | #region Custom Initialization
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[6640] | 50 | SuppressEvents = true;
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[6641] | 51 | try {
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| 52 | resolutionUnitComboBox.Items.Add(DPI);
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| 53 | resolutionUnitComboBox.Items.Add(DPCM);
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| 54 | lengthUnitComboBox.Items.Add(INCH);
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| 55 | lengthUnitComboBox.Items.Add(CM);
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| 56 | resolutionUnitComboBox.SelectedIndex = 0;
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| 57 | if (System.Globalization.RegionInfo.CurrentRegion.IsMetric)
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| 58 | lengthUnitComboBox.SelectedIndex = 1;
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| 59 | else lengthUnitComboBox.SelectedIndex = 0;
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| 60 |
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[9532] | 61 | titleFontSizeComboBox.Text = "10";
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[6641] | 62 | axisFontSizeComboBox.Text = "8";
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| 63 | scalesFontSizeComboBox.Text = "6";
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| 64 | legendFontSizeComboBox.Text = "6";
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[9532] | 65 | resolutionComboBox.Text = "150";
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[6641] | 66 | SuppressEvents = false;
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| 67 | splitContainer.Panel2Collapsed = true;
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| 68 | Width = 305;
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[9532] | 69 | Height = 625;
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[10006] | 70 | }
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| 71 | finally { SuppressEvents = false; }
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[6641] | 72 | #endregion
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[6640] | 73 | }
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| 74 |
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| 75 | private void UpdateFields() {
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[9532] | 76 | var area = GetCurrentChartArea();
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[6640] | 77 |
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| 78 | try {
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| 79 | SuppressEvents = true;
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| 80 |
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[9532] | 81 | if (workingChart.Titles.Count == 0) titleFontSizeComboBox.Text = "10";
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[6640] | 82 | else {
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| 83 | titleTextBox.Text = workingChart.Titles[0].Text;
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[6641] | 84 | titleFontSizeComboBox.Text = workingChart.Titles[0].Font.SizeInPoints.ToString();
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[6640] | 85 | }
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| 86 |
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| 87 | primaryXTextBox.Text = area.AxisX.Title;
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| 88 | primaryYTextBox.Text = area.AxisY.Title;
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| 89 | secondaryXTextBox.Text = area.AxisX2.Title;
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| 90 | secondaryYTextBox.Text = area.AxisY2.Title;
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| 91 |
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[6641] | 92 | axisFontSizeComboBox.Text = area.AxisX.TitleFont.SizeInPoints.ToString();
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| 93 | scalesFontSizeComboBox.Text = area.AxisX.LabelStyle.Font.SizeInPoints.ToString();
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[9532] | 94 | if (workingChart.Legends.Count == 0) legendFontSizeComboBox.Text = "6";
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[6641] | 95 | else legendFontSizeComboBox.Text = workingChart.Legends[0].Font.SizeInPoints.ToString();
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[10006] | 96 | }
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| 97 | finally {
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[6640] | 98 | SuppressEvents = false;
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| 99 | }
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| 100 | }
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| 101 |
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| 102 | private ChartArea GetCurrentChartArea() {
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| 103 | return workingChart.ChartAreas[chartAreaComboBox.Text];
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| 104 | }
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| 105 |
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| 106 | private void UpdatePreview() {
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[6641] | 107 | float dpi;
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| 108 | float width;
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| 109 | float height;
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| 110 | GetImageParameters(out dpi, out width, out height);
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| 111 |
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| 112 | if (previewPictureBox.Image != null) {
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| 113 | previewPictureBox.Image.Dispose();
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| 114 | previewPictureBox.Image = null;
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[6640] | 115 | }
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[6641] | 116 |
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[6640] | 117 | int previewWidth, previewHeight;
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| 118 | if (width / height >= 1.0) {
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| 119 | previewWidth = previewPictureBox.Width;
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| 120 | previewHeight = (int)Math.Round(height / width * previewWidth);
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| 121 | } else {
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| 122 | previewHeight = previewPictureBox.Height;
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| 123 | previewWidth = (int)Math.Round(width / height * previewHeight);
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| 124 | }
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[6641] | 125 |
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[9532] | 126 | var scaleFactor = (float)Math.Min(previewWidth / width, previewHeight / height);
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[6641] | 127 | if (scaleFactor >= 1) {
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| 128 | previewZoomLabel.Text = "100%";
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| 129 | previewWidth = (int)Math.Round(width);
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| 130 | previewHeight = (int)Math.Round(height);
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| 131 | } else previewZoomLabel.Text = (scaleFactor * 100).ToString("0") + "%";
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[7216] | 132 | rawImageSizeLabel.Text = GetRawImageSizeInMegabytes(width, height).ToString("0.00") + "M " + "(" + Math.Round(width).ToString("0") + " x " + Math.Round(height).ToString("0") + ") pixels";
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[6641] | 133 |
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[9532] | 134 | var image = new Bitmap(previewWidth, previewHeight);
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[6640] | 135 | image.SetResolution(dpi, dpi);
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| 136 | using (Graphics graphics = Graphics.FromImage(image)) {
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[6641] | 137 | if (scaleFactor < 1) graphics.ScaleTransform(scaleFactor, scaleFactor);
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| 138 | workingChart.Printing.PrintPaint(graphics, new Rectangle(0, 0, (int)Math.Round(width), (int)Math.Round(height)));
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[6640] | 139 | }
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| 140 | previewPictureBox.Image = image;
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| 141 | }
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| 142 |
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[6641] | 143 | private void GetImageParameters(out float dpi, out float width, out float height) {
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| 144 | dpi = float.Parse(resolutionComboBox.Text);
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| 145 | if (resolutionUnitComboBox.Text == DPCM) dpi *= CMPERINCH;
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| 146 | width = (float)widthNumericUD.Value;
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| 147 | height = (float)heightNumericUD.Value;
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| 148 | if (lengthUnitComboBox.Text == CM) {
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| 149 | width /= CMPERINCH; height /= CMPERINCH;
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| 150 | }
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| 151 | width *= dpi; height *= dpi;
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| 152 | }
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| 153 |
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[6640] | 154 | protected override void OnShown(EventArgs e) {
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[6641] | 155 | #region Create copy of chart
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| 156 | var prevContent = originalChart.Serializer.Content;
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| 157 | var prevFormat = originalChart.Serializer.Format;
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[6640] | 158 | originalChart.Serializer.Content = SerializationContents.Default;
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[6641] | 159 | originalChart.Serializer.Format = SerializationFormat.Binary;
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[9532] | 160 | using (var ms = new MemoryStream()) {
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| 161 | originalChart.Serializer.Save(ms);
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[6640] | 162 |
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[9532] | 163 | ms.Seek(0, SeekOrigin.Begin);
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| 164 | workingChart = new EnhancedChart();
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| 165 | workingChart.Serializer.Format = originalChart.Serializer.Format;
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| 166 | workingChart.Serializer.Load(ms);
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| 167 | }
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[6644] | 168 |
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[9532] | 169 | foreach (var s in workingChart.Series.Where(x => !x.Points.Any()).ToArray())
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| 170 | s.IsVisibleInLegend = false;
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| 171 |
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[6644] | 172 | originalChart.Serializer.Content = prevContent;
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| 173 | originalChart.Serializer.Format = prevFormat;
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[6641] | 174 | #endregion
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[6640] | 175 |
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| 176 | chartAreaComboBox.Items.Clear();
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[12609] | 177 | foreach (var area in originalChart.ChartAreas.Where(x => x.Visible)) {
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[6640] | 178 | chartAreaComboBox.Items.Add(area.Name);
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| 179 | }
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| 180 | chartAreaComboBox.SelectedIndex = 0;
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[9532] | 181 | SuppressEvents = true;
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| 182 | try {
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| 183 | showPrimaryXAxisCheckBox.Checked = originalChart.Series.Any(x => x.XAxisType == AxisType.Primary);
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| 184 | showPrimaryYAxisCheckBox.Checked = originalChart.Series.Any(x => x.YAxisType == AxisType.Primary);
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| 185 | showSecondaryXAxisCheckBox.Checked = originalChart.Series.Any(x => x.XAxisType == AxisType.Secondary);
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| 186 | showSecondaryYAxisCheckBox.Checked = originalChart.Series.Any(x => x.YAxisType == AxisType.Secondary);
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| 187 |
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| 188 | if (!workingChart.Legends.Any()) {
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| 189 | legendPositionComboBox.Enabled = false;
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| 190 | legendFontSizeComboBox.Enabled = false;
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| 191 | } else {
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| 192 | legendPositionComboBox.Enabled = true;
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| 193 | legendFontSizeComboBox.Enabled = true;
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| 194 | if (workingChart.Legends[0].Enabled) {
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| 195 | switch (workingChart.Legends[0].Docking) {
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| 196 | case Docking.Top:
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| 197 | legendPositionComboBox.SelectedItem = "Top";
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| 198 | break;
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| 199 | case Docking.Right:
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| 200 | legendPositionComboBox.SelectedItem = "Right";
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| 201 | break;
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| 202 | case Docking.Bottom:
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| 203 | legendPositionComboBox.SelectedItem = "Bottom";
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| 204 | break;
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| 205 | case Docking.Left:
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| 206 | legendPositionComboBox.SelectedItem = "Left";
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| 207 | break;
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| 208 | }
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| 209 | } else {
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| 210 | legendPositionComboBox.SelectedItem = "Hidden";
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| 211 | }
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| 212 | }
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[10006] | 213 | }
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| 214 | finally { SuppressEvents = false; }
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[6640] | 215 | base.OnShown(e);
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| 216 |
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| 217 | if (togglePreviewCheckBox.Checked) UpdatePreview();
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| 218 | }
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| 219 |
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| 220 | private void togglePreviewCheckBox_CheckedChanged(object sender, EventArgs e) {
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| 221 | splitContainer.Panel2Collapsed = !togglePreviewCheckBox.Checked;
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| 222 | togglePreviewCheckBox.Text = togglePreviewCheckBox.Checked ? "<" : ">";
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| 223 | if (splitContainer.Panel2Collapsed)
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| 224 | Width = cancelButton.Right + cancelButton.Margin.Right + Margin.Right + 10;
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| 225 | else
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| 226 | Width = splitContainer.Right + splitContainer.Margin.Right + Margin.Right;
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| 227 | if (togglePreviewCheckBox.Checked) UpdatePreview();
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| 228 | }
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| 229 |
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| 230 | private void chartAreaComboBox_SelectedIndexChanged(object sender, EventArgs e) {
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| 231 | if (chartAreaComboBox.SelectedIndex >= 0)
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| 232 | UpdateFields();
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| 233 | }
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| 234 |
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[9532] | 235 | private void legendPositionComboBox_SelectedIndexChanged(object sender, EventArgs e) {
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| 236 | if (!SuppressEvents) {
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| 237 | if (legendPositionComboBox.SelectedIndex >= 0) {
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| 238 | var legend = workingChart.Legends[0];
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| 239 | var legendPosition = legendPositionComboBox.Items[legendPositionComboBox.SelectedIndex].ToString();
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| 240 | if (legendPosition != "Hidden" && !legend.Enabled)
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| 241 | legend.Enabled = true;
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| 242 | switch (legendPosition) {
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| 243 | case "Top":
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| 244 | legend.Docking = Docking.Top;
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| 245 | break;
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| 246 | case "Right":
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| 247 | legend.Docking = Docking.Right;
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| 248 | break;
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| 249 | case "Bottom":
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| 250 | legend.Docking = Docking.Bottom;
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| 251 | break;
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| 252 | case "Left":
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| 253 | legend.Docking = Docking.Left;
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| 254 | break;
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| 255 | case "Hidden":
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| 256 | legend.Enabled = false;
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| 257 | break;
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| 258 | }
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| 259 | }
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| 260 | UpdatePreview();
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| 261 | }
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| 262 | }
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| 263 |
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[6640] | 264 | private void titleTextBox_TextChanged(object sender, EventArgs e) {
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| 265 | if (!SuppressEvents) {
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[9532] | 266 | if (string.IsNullOrEmpty(titleTextBox.Text))
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| 267 | workingChart.Titles.Clear();
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| 268 | else {
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| 269 | if (workingChart.Titles.Count > 0) {
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| 270 | workingChart.Titles[0].Text = titleTextBox.Text;
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| 271 | } else {
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| 272 | var t = new Title(titleTextBox.Text);
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| 273 | t.Font = ChangeFontSizePt(t.Font, float.Parse(titleFontSizeComboBox.Text));
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| 274 | workingChart.Titles.Add(t);
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| 275 | }
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[6640] | 276 | }
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| 277 | if (togglePreviewCheckBox.Checked) UpdatePreview();
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| 278 | }
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| 279 | }
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| 280 |
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| 281 | private void primaryXTextBox_TextChanged(object sender, EventArgs e) {
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| 282 | if (!SuppressEvents) {
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[9532] | 283 | var area = GetCurrentChartArea();
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[6640] | 284 | area.AxisX.Title = primaryXTextBox.Text;
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| 285 | if (togglePreviewCheckBox.Checked) UpdatePreview();
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| 286 | }
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| 287 | }
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| 288 |
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| 289 | private void primaryYTextBox_TextChanged(object sender, EventArgs e) {
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| 290 | if (!SuppressEvents) {
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[9532] | 291 | var area = GetCurrentChartArea();
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[6640] | 292 | area.AxisY.Title = primaryYTextBox.Text;
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| 293 | if (togglePreviewCheckBox.Checked) UpdatePreview();
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| 294 | }
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| 295 | }
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| 296 |
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| 297 | private void secondaryXTextBox_TextChanged(object sender, EventArgs e) {
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| 298 | if (!SuppressEvents) {
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[9532] | 299 | var area = GetCurrentChartArea();
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[6640] | 300 | area.AxisX2.Title = secondaryXTextBox.Text;
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| 301 | if (togglePreviewCheckBox.Checked) UpdatePreview();
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| 302 | }
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| 303 | }
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| 304 |
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| 305 | private void secondaryYTextBox_TextChanged(object sender, EventArgs e) {
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| 306 | if (!SuppressEvents) {
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[9532] | 307 | var area = GetCurrentChartArea();
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[6640] | 308 | area.AxisY2.Title = secondaryYTextBox.Text;
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| 309 | if (togglePreviewCheckBox.Checked) UpdatePreview();
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| 310 | }
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| 311 | }
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| 312 |
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[9532] | 313 | private void showPrimaryXAxisCheckBox_CheckedChanged(object sender, EventArgs e) {
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| 314 | if (!SuppressEvents) {
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| 315 | var area = GetCurrentChartArea();
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| 316 | var isChecked = ((CheckBox)sender).Checked;
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| 317 | area.AxisX.Enabled = isChecked ? AxisEnabled.True : AxisEnabled.False;
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| 318 | if (togglePreviewCheckBox.Checked) UpdatePreview();
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| 319 | }
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| 320 | }
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| 321 |
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| 322 | private void showPrimaryYAxisCheckBox_CheckedChanged(object sender, EventArgs e) {
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| 323 | if (!SuppressEvents) {
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| 324 | var area = GetCurrentChartArea();
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| 325 | var isChecked = ((CheckBox)sender).Checked;
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| 326 | area.AxisY.Enabled = isChecked ? AxisEnabled.True : AxisEnabled.False;
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| 327 | if (togglePreviewCheckBox.Checked) UpdatePreview();
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| 328 | }
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| 329 | }
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| 330 |
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| 331 | private void showSecondaryXAxisCheckBox_CheckedChanged(object sender, EventArgs e) {
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| 332 | if (!SuppressEvents) {
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| 333 | var area = GetCurrentChartArea();
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| 334 | var isChecked = ((CheckBox)sender).Checked;
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| 335 | area.AxisX2.Enabled = isChecked ? AxisEnabled.True : AxisEnabled.False;
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| 336 | if (togglePreviewCheckBox.Checked) UpdatePreview();
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| 337 | }
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| 338 | }
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| 339 |
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| 340 | private void showSecondaryYAxisCheckBox_CheckedChanged(object sender, EventArgs e) {
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| 341 | if (!SuppressEvents) {
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| 342 | var area = GetCurrentChartArea();
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| 343 | var isChecked = ((CheckBox)sender).Checked;
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| 344 | area.AxisY2.Enabled = isChecked ? AxisEnabled.True : AxisEnabled.False;
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| 345 | if (togglePreviewCheckBox.Checked) UpdatePreview();
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| 346 | }
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| 347 | }
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| 348 |
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[6640] | 349 | private void widthNumericUD_ValueChanged(object sender, EventArgs e) {
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[7216] | 350 | float dpi, width, height;
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| 351 | GetImageParameters(out dpi, out width, out height);
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| 352 | if (GetRawImageSizeInMegabytes(width, height) > 25) // bigger than A4 at 300dpi
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| 353 | MessageBox.Show("Warning: The image is getting quite big.");
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[6640] | 354 | if (togglePreviewCheckBox.Checked) UpdatePreview();
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| 355 | }
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| 356 |
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| 357 | private void heightNumericUD_ValueChanged(object sender, EventArgs e) {
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[7216] | 358 | float dpi, width, height;
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| 359 | GetImageParameters(out dpi, out width, out height);
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| 360 | if (GetRawImageSizeInMegabytes(width, height) > 25) // bigger than A4 at 300dpi
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| 361 | MessageBox.Show("Warning: The image is getting quite big.");
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[6640] | 362 | if (togglePreviewCheckBox.Checked) UpdatePreview();
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| 363 | }
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| 364 |
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[6641] | 365 | private void titleFontSizeComboBox_TextChanged(object sender, EventArgs e) {
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[6640] | 366 | if (!SuppressEvents) {
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| 367 | float fontSize;
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[6641] | 368 | if (float.TryParse(titleFontSizeComboBox.Text, out fontSize)) {
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[6640] | 369 | if (workingChart.Titles.Count > 0) {
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| 370 | workingChart.Titles[0].Font = ChangeFontSizePt(workingChart.Titles[0].Font, fontSize);
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| 371 | if (togglePreviewCheckBox.Checked) UpdatePreview();
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| 372 | }
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| 373 | }
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| 374 | }
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| 375 | }
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| 376 |
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[6641] | 377 | private void axisFontSizeComboBox_TextChanged(object sender, EventArgs e) {
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[6640] | 378 | if (!SuppressEvents) {
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| 379 | float fontSize;
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[6641] | 380 | if (float.TryParse(axisFontSizeComboBox.Text, out fontSize)) {
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[9532] | 381 | var area = GetCurrentChartArea();
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| 382 | foreach (Axis a in area.Axes)
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[6640] | 383 | a.TitleFont = ChangeFontSizePt(a.TitleFont, fontSize);
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| 384 | }
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| 385 | if (togglePreviewCheckBox.Checked) UpdatePreview();
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| 386 | }
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| 387 | }
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| 388 |
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[6641] | 389 | private void scalesFontSizeComboBox_TextChanged(object sender, EventArgs e) {
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[6640] | 390 | if (!SuppressEvents) {
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| 391 | float fontSize;
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[6641] | 392 | if (float.TryParse(scalesFontSizeComboBox.Text, out fontSize)) {
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[9532] | 393 | var area = GetCurrentChartArea();
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| 394 | foreach (var a in area.Axes)
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[6640] | 395 | a.LabelStyle.Font = ChangeFontSizePt(a.LabelStyle.Font, fontSize);
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| 396 | }
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| 397 | if (togglePreviewCheckBox.Checked) UpdatePreview();
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| 398 | }
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| 399 | }
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| 400 |
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[6641] | 401 | private void legendFontSizeComboBox_TextChanged(object sender, EventArgs e) {
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| 402 | if (!SuppressEvents) {
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| 403 | float fontSize;
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| 404 | if (float.TryParse(legendFontSizeComboBox.Text, out fontSize)) {
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[9532] | 405 | foreach (var l in workingChart.Legends)
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[6641] | 406 | l.Font = ChangeFontSizePt(l.Font, fontSize);
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| 407 | }
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| 408 | if (togglePreviewCheckBox.Checked) UpdatePreview();
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| 409 | }
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| 410 | }
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| 411 |
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| 412 | private void numericComboBox_Validating(object sender, CancelEventArgs e) {
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| 413 | if (!(sender is ComboBox)) return;
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[6640] | 414 | float number;
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[6641] | 415 | e.Cancel = !float.TryParse((sender as ComboBox).Text, out number);
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[6640] | 416 | }
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| 417 |
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| 418 | private void resolutionComboBox_TextChanged(object sender, EventArgs e) {
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| 419 | float resolution;
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| 420 | if (float.TryParse(resolutionComboBox.Text, out resolution)) {
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| 421 | if (togglePreviewCheckBox.Checked) UpdatePreview();
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| 422 | }
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| 423 | }
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| 424 |
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| 425 | private void resolutionComboBox_Validating(object sender, CancelEventArgs e) {
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| 426 | float resolution;
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| 427 | e.Cancel = !float.TryParse(resolutionComboBox.Text, out resolution);
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| 428 | }
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| 429 |
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| 430 | private void resolutionUnitComboBox_SelectedIndexChanged(object sender, EventArgs e) {
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| 431 | if (togglePreviewCheckBox.Checked) UpdatePreview();
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| 432 | }
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| 433 |
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| 434 | private void lengthUnitComboBox_SelectedIndexChanged(object sender, EventArgs e) {
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| 435 | if (togglePreviewCheckBox.Checked) UpdatePreview();
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| 436 | }
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| 437 |
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| 438 | private void okButton_Click(object sender, EventArgs e) {
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[6641] | 439 | float dpi;
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| 440 | float width;
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| 441 | float height;
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| 442 | GetImageParameters(out dpi, out width, out height);
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[9532] | 443 | var image = new Bitmap((int)Math.Round(width), (int)Math.Round(height));
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[6640] | 444 | image.SetResolution(dpi, dpi);
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[6641] | 445 | if (titleTextBox.Text.Trim() != String.Empty) saveFileDialog.FileName = titleTextBox.Text.Trim();
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[6640] | 446 | if (saveFileDialog.ShowDialog() == DialogResult.OK) {
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[9532] | 447 | var format = ImageFormat.Bmp;
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| 448 | var filename = saveFileDialog.FileName.ToLower();
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[10006] | 449 | if (filename.EndsWith("emf")) {
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| 450 | using (var graphics = Graphics.FromImage(image)) {
|
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| 451 | var rectangle = new Rectangle(0, 0, image.Width, image.Height);
|
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| 452 | using (var metafile = new Metafile(filename, graphics.GetHdc(), rectangle, MetafileFrameUnit.Pixel, EmfType.EmfPlusDual)) {
|
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| 453 | graphics.ReleaseHdc();
|
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| 454 | using (var g = Graphics.FromImage(metafile)) {
|
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| 455 | workingChart.Printing.PrintPaint(g, rectangle);
|
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| 456 | }
|
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| 457 | }
|
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| 458 | }
|
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| 459 | } else {
|
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| 460 | using (var graphics = Graphics.FromImage(image)) {
|
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| 461 | workingChart.Printing.PrintPaint(graphics, new Rectangle(0, 0, image.Width, image.Height));
|
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| 462 | }
|
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| 463 | if (filename.EndsWith("jpg")) {
|
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| 464 | format = ImageFormat.Jpeg;
|
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| 465 | } else if (filename.EndsWith("gif")) {
|
---|
| 466 | format = ImageFormat.Gif;
|
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| 467 | } else if (filename.EndsWith("png")) {
|
---|
| 468 | format = ImageFormat.Png;
|
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| 469 | } else if (filename.EndsWith("tif")) {
|
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| 470 | format = ImageFormat.Tiff;
|
---|
| 471 | }
|
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| 472 | image.Save(saveFileDialog.FileName, format);
|
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[6640] | 473 | }
|
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| 474 | }
|
---|
| 475 | image.Dispose();
|
---|
| 476 | Cleanup();
|
---|
| 477 | }
|
---|
| 478 |
|
---|
| 479 | private void cancelButton_Click(object sender, EventArgs e) {
|
---|
| 480 | Cleanup();
|
---|
| 481 | }
|
---|
| 482 |
|
---|
| 483 | private void Cleanup() {
|
---|
| 484 | if (previewPictureBox.Image != null) previewPictureBox.Image.Dispose();
|
---|
| 485 | previewPictureBox.Image = null;
|
---|
| 486 | workingChart = null;
|
---|
| 487 | }
|
---|
| 488 |
|
---|
| 489 | private static Font ChangeFontSizePt(Font font, float fontSize) {
|
---|
| 490 | if (font != null) {
|
---|
| 491 | float currentSize = font.Size;
|
---|
| 492 | if (currentSize != fontSize) {
|
---|
| 493 | font = new Font(font.Name, fontSize, font.Style, GraphicsUnit.Point, font.GdiCharSet, font.GdiVerticalFont);
|
---|
| 494 | }
|
---|
| 495 | }
|
---|
| 496 | return font;
|
---|
| 497 | }
|
---|
| 498 |
|
---|
[7216] | 499 | private static float GetRawImageSizeInMegabytes(float width, float height) {
|
---|
| 500 | return ((3 * width * height) / (1024 * 1024));
|
---|
| 501 | }
|
---|
| 502 |
|
---|
[6640] | 503 | }
|
---|
| 504 | }
|
---|