Exemple #1
0
        /// <summary>Creates the graph.</summary>
        /// <param name="writer">The writer.</param>
        /// <param name="graphAndTable">The graph and table to convert to html.</param>
        private void CreateGraphPDF(Section section, AutoDocumentation.GraphAndTable graphAndTable)
        {
            // Create a 2 column, 1 row table. Image in first cell, X/Y data in second cell.
            var table = section.AddTable();

            table.Style           = "GraphAndTable";
            table.Rows.LeftIndent = graphAndTable.indent + "cm";

            var column1 = table.AddColumn();

            column1.Width = "8cm";
            //column1.Format.Alignment = ParagraphAlignment.Right;
            var column2 = table.AddColumn();

            column2.Width = "8cm";
            //column2.Format.Alignment = ParagraphAlignment.Right;
            var row = table.AddRow();

            // Ensure graphs directory exists.
            string graphDirectory = Path.Combine(WorkingDirectory, "Graphs");

            Directory.CreateDirectory(graphDirectory);

            // Determine the name of the .png file to write.
            string pngFileName = Path.Combine(graphDirectory,
                                              graphAndTable.xyPairs.Parent.Parent.Name + graphAndTable.xyPairs.Parent.Name + ".png");
            int count = 0;

            // If there are multiple graphs with the same name, they may overwrite each other.
            // Therefore, we attempt to generate a unique name. After 20 attempts, we give up.
            while (File.Exists(pngFileName) && count < 20)
            {
                count++;
                pngFileName = Path.Combine(graphDirectory, graphAndTable.xyPairs.Parent.Parent.Name + graphAndTable.xyPairs.Parent.Name + Guid.NewGuid() + ".png");
            }
            // Setup graph.
            GraphView graph = new GraphView();

            graph.Clear();
            graph.Width  = 400;
            graph.Height = 250;

            // Create a line series.
            graph.DrawLineAndMarkers("", graphAndTable.xyPairs.X, graphAndTable.xyPairs.Y, null, null, null,
                                     Models.Axis.AxisType.Bottom, Models.Axis.AxisType.Left,
                                     System.Drawing.Color.Blue, Models.LineType.Solid, Models.MarkerType.None,
                                     Models.LineThicknessType.Normal, Models.MarkerSizeType.Normal, 1, true);

            graph.ForegroundColour = OxyPlot.OxyColors.Black;
            graph.BackColor        = OxyPlot.OxyColors.White;
            // Format the axes.
            graph.FormatAxis(Models.Axis.AxisType.Bottom, graphAndTable.xName, false, double.NaN, double.NaN, double.NaN, false);
            graph.FormatAxis(Models.Axis.AxisType.Left, graphAndTable.yName, false, double.NaN, double.NaN, double.NaN, false);
            graph.FontSize = 10;
            graph.Refresh();

            // Export graph to bitmap file.
            Bitmap image = new Bitmap(graph.Width, graph.Height);

            using (Graphics gfx = Graphics.FromImage(image))
                using (SolidBrush brush = new SolidBrush(System.Drawing.Color.White))
                {
                    gfx.FillRectangle(brush, 0, 0, image.Width, image.Height);
                }
            graph.Export(ref image, new Rectangle(0, 0, image.Width, image.Height), false);
            graph.MainWidget.Destroy();
            image.Save(pngFileName, System.Drawing.Imaging.ImageFormat.Png);
            MigraDoc.DocumentObjectModel.Shapes.Image sectionImage = row.Cells[0].AddImage(pngFileName);
            sectionImage.LockAspectRatio = true;
            sectionImage.Width           = "8cm";

            // Add x/y data.
            Paragraph xyParagraph = row.Cells[1].AddParagraph();

            xyParagraph.Style = "xyStyle";
            AddFixedWidthText(xyParagraph, "X", 10);
            AddFixedWidthText(xyParagraph, "Y", 10);
            xyParagraph.AddLineBreak();
            for (int i = 0; i < graphAndTable.xyPairs.X.Length; i++)
            {
                AddFixedWidthText(xyParagraph, graphAndTable.xyPairs.X[i].ToString(), 10);
                AddFixedWidthText(xyParagraph, graphAndTable.xyPairs.Y[i].ToString(), 10);
                xyParagraph.AddLineBreak();
            }

            // Add an empty paragraph for spacing.
            section.AddParagraph();
        }
Exemple #2
0
        /// <summary>Creates the graph.</summary>
        /// <param name="writer">The writer.</param>
        /// <param name="graphAndTable">The graph and table to convert to html.</param>
        /// <param name="workingDirectory">The working directory.</param>
        private void CreateGraphPDF(Section section, AutoDocumentation.GraphAndTable graphAndTable, string workingDirectory)
        {
            // Create a 2 column, 1 row table. Image in first cell, X/Y data in second cell.
            Table table = section.AddTable();

            table.Style           = "GraphAndTable";
            table.Rows.LeftIndent = graphAndTable.indent + "cm";

            Column column1 = table.AddColumn();

            column1.Width = "8cm";
            //column1.Format.Alignment = ParagraphAlignment.Right;
            Column column2 = table.AddColumn();

            column2.Width = "8cm";
            //column2.Format.Alignment = ParagraphAlignment.Right;
            Row row = table.AddRow();

            // Ensure graphs directory exists.
            string graphDirectory = Path.Combine(workingDirectory, "Graphs");

            Directory.CreateDirectory(graphDirectory);

            // Determine the name of the .png file to write.
            string PNGFileName = Path.Combine(graphDirectory,
                                              graphAndTable.xyPairs.Parent.Parent.Name + graphAndTable.xyPairs.Parent.Name + ".png");

            // Setup graph.
            GraphView graph = new GraphView(null);

            graph.Clear();

            // Create a line series.
            graph.DrawLineAndMarkers("", graphAndTable.xyPairs.X, graphAndTable.xyPairs.Y,
                                     Models.Graph.Axis.AxisType.Bottom, Models.Graph.Axis.AxisType.Left,
                                     System.Drawing.Color.Blue, Models.Graph.LineType.Solid, Models.Graph.MarkerType.None,
                                     Models.Graph.LineThicknessType.Normal, Models.Graph.MarkerSizeType.Normal, true);

            // Format the axes.
            graph.FormatAxis(Models.Graph.Axis.AxisType.Bottom, graphAndTable.xName, false, double.NaN, double.NaN, double.NaN);
            graph.FormatAxis(Models.Graph.Axis.AxisType.Left, graphAndTable.yName, false, double.NaN, double.NaN, double.NaN);
            graph.BackColor = OxyPlot.OxyColors.White;
            graph.FontSize  = 10;
            graph.Refresh();

            // Export graph to bitmap file.
            Bitmap image = new Bitmap(400, 250);

            graph.Export(ref image, false);
            image.Save(PNGFileName, System.Drawing.Imaging.ImageFormat.Png);
            MigraDoc.DocumentObjectModel.Shapes.Image image1 = row.Cells[0].AddImage(PNGFileName);

            // Add x/y data.
            Paragraph xyParagraph = row.Cells[1].AddParagraph();

            xyParagraph.Style = "xyStyle";
            AddFixedWidthText(xyParagraph, "X", 10);
            AddFixedWidthText(xyParagraph, "Y", 10);
            xyParagraph.AddLineBreak();
            for (int i = 0; i < graphAndTable.xyPairs.X.Length; i++)
            {
                AddFixedWidthText(xyParagraph, graphAndTable.xyPairs.X[i].ToString(), 10);
                AddFixedWidthText(xyParagraph, graphAndTable.xyPairs.Y[i].ToString(), 10);
                xyParagraph.AddLineBreak();
            }

            // Add an empty paragraph for spacing.
            Paragraph spacing = section.AddParagraph();
        }