Ejemplo n.º 1
0
        public static void Main(string[] args)
        {
            var fileName = "out.pdf";

            if (File.Exists(fileName))
            {
                File.Delete(fileName);
            }

            using (var fs = File.OpenWrite(fileName))
                using (var writer = new PdfWriter(fs))
                {
                    var bleed    = new Spacing(3, Unit.Millimeters);
                    var mediaBox = Sizes.A4.Expand(bleed).AsRectangle();
                    var trimBox  = mediaBox.Contract(bleed);

                    writer
                    // Set document info
                    .SetDocumentInfo(info =>
                    {
                        info.Author = "Gerard Gunnewijk";
                        info.Title  = "Example 1";
                    })
                    // Test placement using rectangle
                    .AddPage(page =>
                    {
                        page.MediaBox = mediaBox;
                        page.TrimBox  = trimBox;

                        using (var barrenStream = File.OpenRead("Pexels_com/arid-barren-desert-1975514.jpg"))
                            using (var barrenImage = SixLabors.ImageSharp.Image.Load(barrenStream))
                            {
                                var scale = (double)barrenImage.Width / barrenImage.Height;

                                page.AddImage(barrenImage, new Rectangle(0, 0, scale * 303, 303, Unit.Millimeters));
                            }

                        using (var eyeStream = File.OpenRead("Pexels_com/adult-blue-blue-eyes-865711.jpg"))
                        {
                            var scale = 3456d / 5184;

                            var width  = 100;
                            var height = 100 * scale;

                            var offSet = 6;
                            page.AddImage(eyeStream, new Rectangle(offSet, offSet, width + offSet, height + offSet, Unit.Millimeters));
                        }
                    })
                    // Test shape graphics
                    .AddPage(page =>
                    {
                        page.AddShapes(ctx =>
                        {
                            ctx.DefaultState(g =>
                            {
                                g.LineWidth = 1;
                                g.Fill      = null;
                                g.Stroke    = null;
                                g.Dash      = new Dash()
                                {
                                    Array = Array.Empty <double>(),
                                    Phase = 0
                                };
                                g.MiterLimit = 10;
                                g.LineCap    = LineCapStyle.ButtCap;
                                g.LineJoin   = LineJoinStyle.MiterJoin;
                            });

                            ctx.NewPath(g => { g.Fill = PredefinedColors.Red; g.Stroke = PredefinedColors.Black; g.LineWidth = 5; })
                            .Move(100, 100)
                            .LineTo(200, 100)
                            .LineTo(200, 200)
                            .LineTo(100, 200);
                            ctx.NewPath(g => { g.Fill = PredefinedColors.Blue; g.Stroke = null; })
                            .Move(50, 50)
                            .LineTo(150, 50)
                            .LineTo(150, 150)
                            .LineTo(50, 150)
                            .Close();
                            ctx.NewPath(g => { g.Fill = null; g.Stroke = PredefinedColors.Yellow; g.LineWidth = 3; g.Dash = new Dash()
                                               {
                                                   Array = new[] { 5d }
                                               }; })
                            .Move(150, 150)
                            .LineTo(250, 150)
                            .LineTo(250, 250)
                            .LineTo(150, 250)
                            .Close();
                        });
                    })
                    // Test placement using matrix
                    .AddPage(page =>
                    {
                        page.MediaBox = mediaBox;
                        page.TrimBox  = trimBox;

                        using (var forestStream = File.OpenRead("Pexels_com/android-wallpaper-art-backlit-1114897.jpg"))
                            using (var forestImage = SixLabors.ImageSharp.Image.Load(forestStream))
                            {
                                var scale = (double)forestImage.Width / forestImage.Height;

                                var matrix = Matrix.CreateScaleMatrix(new Value(scale * 303, Unit.Millimeters), new Value(303, Unit.Millimeters))
                                             .Translate(new Value(-100, Unit.Millimeters), new Value(0, Unit.Millimeters));

                                page.AddImage(forestImage, matrix);
                            }
                    });

                    using (var blurStream = File.OpenRead("Pexels_com/4k-wallpaper-blur-bokeh-1484253.jpg"))
                        using (var blurImage = SixLabors.ImageSharp.Image.Load(blurStream))
                        {
                            var reusedImage = writer.AddImage(blurImage);

                            for (int i = 0; i < 4; i++)
                            {
                                writer.AddPage(page =>
                                {
                                    page.MediaBox = mediaBox;
                                    page.TrimBox  = trimBox;

                                    var scale = (double)blurImage.Width / blurImage.Height;

                                    page.AddImage(reusedImage, new Rectangle(0, 0, scale * 303, 303, Unit.Millimeters));
                                });
                            }
                        }
                }
        }