//// This code is part of Document Solutions for PDF .NET demos.// Copyright (c) MESCIUS inc. All rights reserved.//using System.IO;using System.Drawing;using GrapeCity.Documents.Pdf;using GrapeCity.Documents.Text;using GrapeCity.Documents.Drawing;using GrapeCity.Documents.Layout.Composition;using GCTEXT = GrapeCity.Documents.Text;using GCDRAW = GrapeCity.Documents.Drawing;
namespace DsPdfWeb.Demos{    // This example shows how to draw a simple empty table,    // using the GrapeCity.Documents.Layout.Composition.Surface and    // GrapeCity.Documents.Drawing.TableRenderer classes.    // This example highlights the main elements of the table layout    // that can be created using the TableRenderer class.    public class EmptyTable    {        public int CreatePDF(Stream stream)        {            var doc = new GcPdfDocument();            var g = doc.NewPage().Graphics;
            DrawTable(g, g.CanvasSize.Width, g.CanvasSize.Height);
            // Save the PDF:            doc.Save(stream);            return doc.Pages.Count;        }
        static readonly TextFormat FormatDesc = new TextFormat()        {            Font = GCTEXT.Font.FromFile(Path.Combine("Resources", "Fonts", "NotoSans-Regular.ttf")),            FontSize = 16,            FontSizeInGraphicUnits = true,            ForeColor = Color.White        };
        static void DrawTable(GcGraphics g, float pageWidth, float pageHeight)        {            var surf = new Surface();            var view = surf.CreateView(pageWidth, pageHeight);
            // Fill the page with Gray color.            view.CreateVisual((g, v) => {                g.FillRectangle(v.AsRectF(), Color.Gray);            }).LayoutRect.AnchorExact(null);
            var vTable = view.CreateVisual();            var tableRect = vTable.LayoutRect;            tableRect.AnchorTopLeftRight(null, 36, 36, 36);
            // The paddingAll parameter adds padding to the table grid relative to the table rectangle.            var ta = new TableRenderer(g,                tableRect, FixedTableSides.TopLeftRight,                rowCount: 3,                columnCount: 3,                gridLineColor: Color.Yellow,                gridLineWidth: 5,                rowMinHeight: 100,                paddingAll: 40);
            var columns = ta.ColumnRects;            columns[0].SetStarWidth(1);            columns[1].SetWidth(100);            columns[2].SetStarWidth(3);
            ta.TableFrameStyle = new FrameStyle            {                LinePaddingAll = 20,                LineColor = Color.SlateBlue,                FillColor = Color.LightGreen,                LineWidth = 10f            };
            ta.ApplyCellConstraints();
            vTable.Draw = (g, v) =>            {                var rc = v.AsRectF();                g.FillRectangle(rc, Color.White);
                var tl = g.CreateTextLayout();                tl.AppendLine("Table rectangle (tableRect) is White,", FormatDesc);                tl.AppendLine("Padding of the table frame is 20 (TableFrameStyle.LinePaddingAll),", FormatDesc);                tl.AppendLine("Frame line width is 10 (TableFrameStyle.LineWidth),", FormatDesc);                tl.AppendLine("Frame line color is SlateBlue (TableFrameStyle.LineColor),", FormatDesc);                tl.AppendLine("Frame area color is LightGreen (TableFrameStyle.FillColor),", FormatDesc);                tl.AppendLine("Padding of the table grid is 40 (the paddingAll parameter),", FormatDesc);                tl.AppendLine("Table grid line width is 5 (the gridLineWidth parameter),", FormatDesc);                tl.AppendLine("Grid line color is Yellow (the gridLineColor parameter).", FormatDesc);                g.DrawTextLayout(tl, new PointF(0, rc.Bottom + 10));
                g.Transform = v.Layer.Surface.BaseTransform;                ta.Render();            };
            surf.Render(g);        }    }}