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: | /// Text at absolute positions | |
11: | /// </summary> | |
12: | public class Chap1002 | |
13: | { | |
14: | ||
15: | public Chap1002() | |
16: | { | |
17: | ||
18: | Console.WriteLine("Chapter 10 example 2: Text at absolute positions"); | |
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("Chap1002.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: | // first we draw some lines to be able to visualize the text alignment functions | |
38: | cb.SetLineWidth(0f); | |
39: | cb.MoveTo(250, 500); | |
40: | cb.LineTo(250, 800); | |
41: | cb.MoveTo(50, 700); | |
42: | cb.LineTo(400, 700); | |
43: | cb.MoveTo(50, 650); | |
44: | cb.LineTo(400, 650); | |
45: | cb.MoveTo(50, 600); | |
46: | cb.LineTo(400, 600); | |
47: | cb.Stroke(); | |
48: | ||
49: | // we tell the ContentByte we're ready to draw text | |
50: | cb.BeginText(); | |
51: | ||
52: | BaseFont bf = BaseFont.CreateFont(BaseFont.HELVETICA, BaseFont.CP1252, BaseFont.NOT_EMBEDDED); | |
53: | cb.SetFontAndSize(bf, 12); | |
54: | String text = "Sample text for alignment"; | |
55: | // we show some text starting on some absolute position with a given alignment | |
56: | cb.ShowTextAligned(PdfContentByte.ALIGN_CENTER, text + " Center", 250, 700, 0); | |
57: | cb.ShowTextAligned(PdfContentByte.ALIGN_RIGHT, text + " Right", 250, 650, 0); | |
58: | cb.ShowTextAligned(PdfContentByte.ALIGN_LEFT, text + " Left", 250, 600, 0); | |
59: | ||
60: | // we draw some text on a certain position | |
61: | cb.SetTextMatrix(100, 400); | |
62: | cb.ShowText("Text at position 100,400."); | |
63: | ||
64: | // we draw some rotated text on a certain position | |
65: | cb.SetTextMatrix(0, 1, -1, 0, 100, 300); | |
66: | cb.ShowText("Text at position 100,300, rotated 90 degrees."); | |
67: | ||
68: | // we draw some mirrored, rotated text on a certain position | |
69: | cb.SetTextMatrix(0, 1, 1, 0, 200, 200); | |
70: | cb.ShowText("Text at position 200,200, mirrored and rotated 90 degrees."); | |
71: | ||
72: | // we tell the contentByte, we've finished drawing text | |
73: | cb.EndText(); | |
74: | } | |
75: | catch(DocumentException de) | |
76: | { | |
77: | Console.Error.WriteLine(de.Message); | |
78: | } | |
79: | catch(IOException ioe) | |
80: | { | |
81: | Console.Error.WriteLine(ioe.Message); | |
82: | } | |
83: | ||
84: | // step 5: we close the document | |
85: | document.Close(); | |
86: | } | |
87: | } | |
88: | } |