1: | using System; | |
2: | using System.IO; | |
3: | ||
4: | using iTextSharp.text; | |
5: | using iTextSharp.text.pdf; | |
6: | ||
7: | namespace iTextSharp.tutorial.Chap06 | |
8: | { | |
9: | /// <summary> | |
10: | /// Scaling and Rotating the Image: | |
11: | /// Rotating | |
12: | /// </summary> | |
13: | public class Chap0608 | |
14: | { | |
15: | ||
16: | public Chap0608() | |
17: | { | |
18: | ||
19: | Console.WriteLine("Chapter 6 example 8: Rotating an Image"); | |
20: | ||
21: | // step 1: creation of a document-object | |
22: | Document document = new Document(); | |
23: | ||
24: | try | |
25: | { | |
26: | ||
27: | // step 2: | |
28: | // we create a writer that listens to the document | |
29: | // and directs a PDF-stream to a file | |
30: | ||
31: | PdfWriter.GetInstance(document, new FileStream("Chap0608.pdf", FileMode.Create)); | |
32: | ||
33: | // step 3: we open the document | |
34: | document.Open(); | |
35: | ||
36: | // step 4: we add content | |
37: | Image jpg = Image.GetInstance("myKids.jpg"); | |
38: | jpg.Alignment = Image.MIDDLE_ALIGN; | |
39: | ||
40: | jpg.Rotation=((float)Math.PI / 6); | |
41: | document.Add(new Paragraph("rotate 30 degrees")); | |
42: | document.Add(jpg); | |
43: | document.NewPage(); | |
44: | ||
45: | jpg.Rotation=((float)Math.PI / 4); | |
46: | document.Add(new Paragraph("rotate 45 degrees")); | |
47: | document.Add(jpg); | |
48: | document.NewPage(); | |
49: | ||
50: | jpg.Rotation=((float)Math.PI / 2); | |
51: | document.Add(new Paragraph("rotate pi/2 radians")); | |
52: | document.Add(jpg); | |
53: | document.NewPage(); | |
54: | ||
55: | jpg.Rotation=((float)(Math.PI * 0.75)); | |
56: | document.Add(new Paragraph("rotate 135 degrees")); | |
57: | document.Add(jpg); | |
58: | document.NewPage(); | |
59: | ||
60: | jpg.Rotation=((float)Math.PI); | |
61: | document.Add(new Paragraph("rotate pi radians")); | |
62: | document.Add(jpg); | |
63: | document.NewPage(); | |
64: | ||
65: | jpg.Rotation=((float)(2.0 * Math.PI)); | |
66: | document.Add(new Paragraph("rotate 2 x pi radians")); | |
67: | document.Add(jpg); | |
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: | } |