| 1: | using System; | |
| 2: | using System.IO; | |
| 3: | ||
| 4: | using iTextSharp.text; | |
| 5: | using iTextSharp.text.pdf; | |
| 6: | ||
| 7: | namespace iTextSharp.tutorial.Chap10 | |
| 8: | { | |
| 9: | /// <summary> | |
| 10: | /// Simple Graphic | |
| 11: | /// </summary> | |
| 12: | public class Chap1001 | |
| 13: | { | |
| 14: | ||
| 15: | public Chap1001() | |
| 16: | { | |
| 17: | ||
| 18: | Console.WriteLine("Chapter 10 example 1: Simple Graphic"); | |
| 19: | ||
| 20: | // step 1: creation of a document-object | |
| 21: | Document document = new Document(); | |
| 22: | ||
| 23: | try | |
| 24: | { | |
| 25: | ||
| 26: | // step 2: | |
| 27: | // we create a writer that listens to the document | |
| 28: | // and directs a PDF-stream to a file | |
| 29: | PdfWriter writer = PdfWriter.GetInstance(document, new FileStream("Chap1001.pdf", FileMode.Create)); | |
| 30: | ||
| 31: | // step 3: we open the document | |
| 32: | document.Open(); | |
| 33: | ||
| 34: | // step 4: we grab the ContentByte and do some stuff with it | |
| 35: | PdfContentByte cb = writer.DirectContent; | |
| 36: | ||
| 37: | // an example of a rectangle with a diagonal in very thick lines | |
| 38: | //cb.SetLineWidth(10f; | |
| 39: | cb.SetLineWidth(10f); | |
| 40: | // draw a rectangle | |
| 41: | cb.Rectangle(100, 700, 100, 100); | |
| 42: | // add the diagonal | |
| 43: | cb.MoveTo(100, 700); | |
| 44: | cb.LineTo(200, 800); | |
| 45: | // stroke the lines | |
| 46: | cb.Stroke(); | |
| 47: | ||
| 48: | // an example of some circles | |
| 49: | cb.SetLineDash(3, 3, 0); | |
| 50: | cb.SetRGBColorStrokeF(0f, 255f, 0f); | |
| 51: | cb.Circle(150f, 500f, 100f); | |
| 52: | cb.Stroke(); | |
| 53: | ||
| 54: | cb.SetLineWidth(5f); | |
| 55: | cb.ResetRGBColorStroke(); | |
| 56: | cb.Circle(150f, 500f, 50f); | |
| 57: | cb.Stroke(); | |
| 58: | ||
| 59: | // example with colorfill | |
| 60: | cb.SetRGBColorFillF(0f, 255f, 0f); | |
| 61: | cb.MoveTo(100f, 200f); | |
| 62: | cb.LineTo(200f, 250f); | |
| 63: | cb.LineTo(400f, 150f); | |
| 64: | // because we change the fill color BEFORE we stroke the triangle | |
| 65: | // the color of the triangle will be red instead of green | |
| 66: | cb.SetRGBColorFillF(255f, 0f, 0f); | |
| 67: | cb.ClosePathFillStroke(); | |
| 68: | } | |
| 69: | catch(DocumentException de) | |
| 70: | { | |
| 71: | Console.Error.WriteLine(de.Message); | |
| 72: | } | |
| 73: | catch(IOException ioe) | |
| 74: | { | |
| 75: | Console.Error.WriteLine(ioe.Message); | |
| 76: | } | |
| 77: | ||
| 78: | // step 5: we close the document | |
| 79: | document.Close(); | |
| 80: | } | |
| 81: | } | |
| 82: | } |