private void drawArea()
{
_template.SetColorStroke(BorderColor);
_template.SetColorFill(BackgroundColor);
_template.Rectangle(0, 0, _template.Width, _template.Height);
_template.FillStroke();
}
private void ShowText(PdfContentByte cb, float x, float y, float xPrevious, float yPrevious, double xmidden, double ymidden, String character)
{
double corner = CalculateCorner(x, y, xPrevious, yPrevious);
cb.SaveState();
PdfTemplate template2 = cb.CreateTemplate(1000, 1000);
template2.BeginText();
template2.SetColorFill(BaseColor.BLACK);
BaseFont bf = BaseFont.CreateFont();
template2.SetFontAndSize(bf, fontsize);
//template2.SetTextRise(10);
//double halfWidthOfCharacter = cb.GetEffectiveStringWidth(character+"", true) / 2.0;
template2.SetTextMatrix(0, 0);
template2.ShowText(character + "");
template2.EndText();
Matrix translation = new Matrix();
translation.Translate((float)xmidden, (float)ymidden);
cb.ConcatCTM(translation);
Matrix rotation = new Matrix();
rotation.Rotate((float)corner);
cb.ConcatCTM(rotation);
cb.ConcatCTM(1, 0, 0, -1, 0, 0);
cb.AddTemplate(template2, 0, 0);
cb.RestoreState();
}
static private PdfTemplate CreateBarcodeTemplate(PdfContentByte over, Barcode barcode, bool opaque, bool withBorder)
{
PdfTemplate template = over.CreateTemplate(0, 0);
float borderSize = opaque && withBorder ? barcode.X * 3 : 0; // 3 ширины полоски
if (opaque)
{
// Создадим п/у залитый белым цветом
template.SetColorFill(BaseColor.WHITE);
template.Rectangle(-borderSize, -borderSize, barcode.BarcodeSize.Width + borderSize * 2, barcode.BarcodeSize.Height + borderSize * 2);
template.Fill();
}
iTextSharp.text.Rectangle boundingBox = barcode.PlaceBarcode(template, BaseColor.BLACK, BaseColor.BLACK);
if (borderSize != 0.0)
{
boundingBox.Right += borderSize;
boundingBox.Left -= borderSize;
boundingBox.Top += borderSize;
if (barcode.Font != null)
{
// Если текст отображается, то не нужно расширять, потому что там и так место под текстом есть.
boundingBox.Bottom -= borderSize;
}
}
// Обрежем шаблон до размера barCode + граница
template.BoundingBox = boundingBox;
return(template);
}
public sealed override void OnCloseDocument(PdfWriter writer, Document document)
{
base.OnCloseDocument(writer, document);
template.BeginText();
template.SetFontAndSize(font.BaseFont, font.Size);
template.SetColorFill(font.Color);
template.SetTextMatrix(0, 0);
template.ShowText((writer.PageNumber).ToString());
template.EndText();
}
public static Image CreateRectangle(PdfWriter writer, float x, float y, float width, float height, BaseColor backColor)
{
PdfTemplate template = writer.DirectContent.CreateTemplate(width, height);
template.SetColorFill(backColor);
template.Rectangle(x, y, width, height);
template.Fill();
writer.ReleaseTemplate(template);
return(Image.GetInstance(template));
}
public override void OnCloseDocument(PdfWriter writer, Document document)
{
base.OnCloseDocument(writer, document);
headerTemplate.BeginText();
headerTemplate.SetColorFill(BaseColor.RED);
headerTemplate.SetFontAndSize(bf, 12);
headerTemplate.SetTextMatrix(0, 0);
headerTemplate.ShowText((writer.PageNumber - 1).ToString());
headerTemplate.EndText();
footerTemplate.BeginText();
footerTemplate.SetFontAndSize(bf, 12);
footerTemplate.SetTextMatrix(0, 0);
footerTemplate.ShowText((writer.PageNumber - 1).ToString());
footerTemplate.EndText();
}
public PdfTemplate AddPageFooter(int PageNumber)
{
PdfTemplate footerTemplate = cb.CreateTemplate(500, 55);
footerTemplate.BeginText();
BaseFont bf2 = BaseFont.CreateFont(BaseFont.TIMES_ITALIC, BaseFont.WINANSI, BaseFont.NOT_EMBEDDED);
footerTemplate.SetFontAndSize(bf2, 11);
footerTemplate.SetColorStroke(BaseColor.DARK_GRAY);
footerTemplate.SetColorFill(BaseColor.GRAY);
int al = -200;
footerTemplate.SetLineWidth(3);
footerTemplate.LineTo(500, footerTemplate.YTLM);
string texttoadd = "Page: " + PageNumber.ToString();
float widthoftext = 500.0f - bf2.GetWidthPoint(texttoadd, 11);
footerTemplate.ShowTextAligned(al, texttoadd, widthoftext, 30, 0);
footerTemplate.EndText();
return(footerTemplate);
}
public void Sign(String src, String name, String dest, ICollection <X509Certificate> chain, ICipherParameters pk,
String digestAlgorithm, CryptoStandard subfilter, String reason, String location)
{
// Creating the reader and the stamper
PdfReader reader = new PdfReader(src);
FileStream os = new FileStream(dest, FileMode.Create);
PdfStamper stamper = PdfStamper.CreateSignature(reader, os, '\0');
// Creating the appearance
PdfSignatureAppearance appearance = stamper.SignatureAppearance;
appearance.Reason = reason;
appearance.Location = location;
appearance.SetVisibleSignature(name);
// Creating the appearance for layer 0
PdfTemplate n0 = appearance.GetLayer(0);
float x = n0.BoundingBox.Left;
float y = n0.BoundingBox.Bottom;
float width = n0.BoundingBox.Width;
float height = n0.BoundingBox.Height;
n0.SetColorFill(BaseColor.LIGHT_GRAY);
n0.Rectangle(x, y, width, height);
n0.Fill();
// Creating the appearance for layer 2
PdfTemplate n2 = appearance.GetLayer(2);
ColumnText ct = new ColumnText(n2);
ct.SetSimpleColumn(n2.BoundingBox);
Paragraph p = new Paragraph("This document was signed by Bruno Specimen.");
ct.AddElement(p);
ct.Go();
// Creating the signature
IExternalSignature pks = new PrivateKeySignature(pk, digestAlgorithm);
MakeSignature.SignDetached(appearance, pks, chain, null, null, null, 0, subfilter);
}
public PdfTemplate AddAddressFooter()
{
PdfTemplate footerTemplate = cb.CreateTemplate(500, (FooterLines.Count * 45 + 10));
footerTemplate.BeginText();
BaseFont bf2 = BaseFont.CreateFont(BaseFont.TIMES_ITALIC, BaseFont.WINANSI, BaseFont.NOT_EMBEDDED);
footerTemplate.SetFontAndSize(bf2, 11);
footerTemplate.SetColorStroke(BaseColor.DARK_GRAY);
footerTemplate.SetColorFill(BaseColor.GRAY);
int al = -200;
int p = 0; // current line
int v; // vertical positioning
foreach (string FooterLine in FooterLines)
{
v = 45 - (15 * p);
float widthoftext = 500.0f - bf2.GetWidthPoint(FooterLine, 11);
footerTemplate.ShowTextAligned(al, FooterLine, widthoftext, v, 0);
p++;
}
footerTemplate.EndText();
return(footerTemplate);
}
public Chap1013()
{
Console.WriteLine("Chapter 10 Example 13: Spot Color");
// step 1: creation of a document-object
Document document = new Document();
try
{
// step 2:
// we create a writer that listens to the document
// and directs a PDF-stream to a file
PdfWriter writer = PdfWriter.GetInstance(document, new FileStream("Chap1013.pdf", FileMode.Create));
BaseFont bf = BaseFont.CreateFont("Helvetica", "winansi", BaseFont.NOT_EMBEDDED);
// step 3: we open the document
document.Open();
// step 4: we add some content
PdfContentByte cb = writer.DirectContent;
// Note: I made up these names unless someone give me a PANTONE swatch as gift ([email protected])
PdfSpotColor spc_cmyk = new PdfSpotColor("PANTONE 280 CV", 0.25f, new CMYKColor(0.9f, .2f, .3f, .1f));
PdfSpotColor spc_rgb = new PdfSpotColor("PANTONE 147", 0.9f, new Color(114, 94, 38));
PdfSpotColor spc_g = new PdfSpotColor("PANTONE 100 CV", 0.5f, new GrayColor(0.9f));
// Stroke a rectangle with CMYK alternate
cb.SetColorStroke(spc_cmyk, .5f);
cb.SetLineWidth(10f);
// draw a rectangle
cb.Rectangle(100, 700, 100, 100);
// add the diagonal
cb.MoveTo(100, 700);
cb.LineTo(200, 800);
// stroke the lines
cb.Stroke();
// Fill a rectangle with CMYK alternate
cb.SetColorFill(spc_cmyk, spc_cmyk.Tint);
cb.Rectangle(250, 700, 100, 100);
cb.Fill();
// Stroke a circle with RGB alternate
cb.SetColorStroke(spc_rgb, spc_rgb.Tint);
cb.SetLineWidth(5f);
cb.Circle(150f, 500f, 100f);
cb.Stroke();
// Fill the circle with RGB alternate
cb.SetColorFill(spc_rgb, spc_rgb.Tint);
cb.Circle(150f, 500f, 50f);
cb.Fill();
// example with colorfill
cb.SetColorFill(spc_g, spc_g.Tint);
cb.MoveTo(100f, 200f);
cb.LineTo(200f, 250f);
cb.LineTo(400f, 150f);
cb.Fill();
document.NewPage();
String text = "Some text to show";
document.Add(new Paragraph(text, FontFactory.GetFont(FontFactory.HELVETICA, 24, Font.NORMAL, new SpotColor(spc_cmyk))));
document.Add(new Paragraph(text, FontFactory.GetFont(FontFactory.HELVETICA, 24, Font.NORMAL, new SpotColor(spc_cmyk, 0.5f))));
// example with template
PdfTemplate t = cb.CreateTemplate(500f, 500f);
// Stroke a rectangle with CMYK alternate
t.SetColorStroke(new SpotColor(spc_cmyk, .5f));
t.SetLineWidth(10f);
// draw a rectangle
t.Rectangle(100, 10, 100, 100);
// add the diagonal
t.MoveTo(100, 10);
t.LineTo(200, 100);
// stroke the lines
t.Stroke();
// Fill a rectangle with CMYK alternate
t.SetColorFill(spc_g, spc_g.Tint);
t.Rectangle(100, 125, 100, 100);
t.Fill();
t.BeginText();
t.SetFontAndSize(bf, 20f);
t.SetTextMatrix(1f, 0f, 0f, 1f, 10f, 10f);
t.ShowText("Template text upside down");
t.EndText();
t.Rectangle(0, 0, 499, 499);
t.Stroke();
cb.AddTemplate(t, -1.0f, 0.00f, 0.00f, -1.0f, 550f, 550f);
}
catch (Exception de)
{
Console.Error.WriteLine(de.Message);
Console.Error.WriteLine(de.StackTrace);
}
// step 5: we close the document
document.Close();
}