Exemplo n.º 1
0
        private void button11_Click(object sender, System.EventArgs e)
        {
            // initialize
            C1.C1Pdf.C1PdfDocument pdf = new C1.C1Pdf.C1PdfDocument();

            // create points
            PointF[] pts = new PointF[]
            {
                new PointF(50f, 100f), new PointF(100f, 10f), new PointF(250f, 50f),
                new PointF(400f, 100f), new PointF(500f, 150f), new PointF(550f, 250f),
                new PointF(400f, 300f)
            };

            // draw Bezier spline
            pdf.DrawBeziers(new Pen(Color.Blue, 4), pts);

            // show points
            pdf.DrawLines(Pens.Gray, pts);
            for (int i = 0; i < pts.Length; i++)
            {
                Brush brush = (i % 3 == 0)? Brushes.Red: Brushes.Green;
                pdf.FillRectangle(brush, pts[i].X - 2, pts[i].Y - 2, 4, 4);
            }

            // save document
            string fileName = tempdir + "beziers.pdf";

            pdf.Save(fileName);
            System.Diagnostics.Process.Start(fileName);
        }
Exemplo n.º 2
0
        private void GdiModel_Load(object sender, EventArgs e)
        {
            //start document
            _c1pdf.Clear();

            //prepare to draw with Gdi-like commands
            int       penWidth = 0;
            int       penRGB   = 0;
            Rectangle rc       = new Rectangle(50, 50, 300, 200);
            string    text     = "Hello world of .NET Graphics and PDF.\r\nNice to meet you.";
            Font      font     = new Font("Times New Roman", 16, FontStyle.Italic | FontStyle.Underline);

            //start, c1, c2, end1, c3, c4, end
            PointF[] bezierPoints = new PointF[]
            {
                new PointF(110f, 200f), new PointF(120f, 110f), new PointF(135f, 150f),
                new PointF(150f, 200f), new PointF(160f, 250f), new PointF(165f, 200f),
                new PointF(150f, 100f)
            };

            //draw to pdf document
            C1.C1Pdf.C1PdfDocument g = _c1pdf;
            g.FillPie(Brushes.Red, rc, 0, 20f);
            g.FillPie(Brushes.Green, rc, 20f, 30f);
            g.FillPie(Brushes.Blue, rc, 60f, 12f);
            g.FillPie(Brushes.Gold, rc, -80f, -20f);
            for (float sa = 0; sa < 360; sa += 40)
            {
                Color penColor = Color.FromArgb(penRGB, penRGB, penRGB);
                Pen   pen      = new Pen(penColor, penWidth++);
                penRGB = penRGB + 20;
                g.DrawArc(pen, rc, sa, 40f);
            }
            g.DrawRectangle(Pens.Red, rc);
            g.DrawBeziers(Pens.Blue, bezierPoints);
            g.DrawString(text, font, Brushes.Black, rc);

            //save pdf file
            string filename = GetTempFileName(".pdf");

            _c1pdf.Save(filename);

            //display it
            webBrowser1.Navigate(filename);
        }
Exemplo n.º 3
0
        private void button5_Click(object sender, System.EventArgs e)
        {
            // create pdf document
            C1.C1Pdf.C1PdfDocument g = new C1.C1Pdf.C1PdfDocument();

            // set up to draw
            Rectangle rc   = new Rectangle(0, 0, 300, 200);
            string    text = "Hello world of .NET Graphics and PDF.\r\nNice to meet you.";
            Font      font = new Font("Times New Roman", 12, FontStyle.Italic | FontStyle.Underline);

            PointF[] bezierpts = new PointF[]
            {
                new PointF(10f, 100f), new PointF(20f, 10f), new PointF(35f, 50f),
                new PointF(50f, 100f), new PointF(60f, 150f), new PointF(65f, 100f),
                new PointF(50f, 50f)
            };

            // draw to pdf document
            int penWidth = 0;
            int penRGB   = 0;

            g.FillPie(Brushes.Red, rc, 0, 20f);
            g.FillPie(Brushes.Green, rc, 20f, 30f);
            g.FillPie(Brushes.Blue, rc, 60f, 12f);
            g.FillPie(Brushes.Gold, rc, -80f, -20f);
            for (float startAngle = 0; startAngle < 360; startAngle += 40)
            {
                Color penColor = Color.FromArgb(penRGB, penRGB, penRGB);
                Pen   pen      = new Pen(penColor, penWidth++);
                penRGB = penRGB + 20;
                g.DrawArc(pen, rc, startAngle, 40f);
            }
            g.DrawRectangle(Pens.Red, rc);
            g.DrawBeziers(Pens.Blue, bezierpts);
            g.DrawString(text, font, Brushes.Black, rc);

            // show it
            string fileName = tempdir + "graphics.pdf";

            g.Save(fileName);
            System.Diagnostics.Process.Start(fileName);
        }