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);
}
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);
}
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);
}
