public void EgsCheckTest4() {
Document document = new Document();
PdfAWriter writer = PdfAWriter.GetInstance(document, new FileStream(OUT + "pdfa2egsCheckTest4.pdf", FileMode.Create), PdfAConformanceLevel.PDF_A_2B);
writer.CreateXmpMetadata();
document.Open();
Font font = FontFactory.GetFont(RESOURCES + "FreeMonoBold.ttf", BaseFont.WINANSI, BaseFont.EMBEDDED, 12);
document.Add(new Paragraph("Hello World", font));
PdfContentByte canvas = writer.DirectContent;
PdfGState gs = new PdfGState();
gs.Put(PdfName.TR2, new PdfName("Test"));
gs.Put(PdfName.HTP, new PdfName("Test"));
canvas.SaveState();
canvas.SetGState(gs);
canvas.RestoreState();
canvas.MoveTo(writer.PageSize.Left, writer.PageSize.Bottom);
canvas.LineTo(writer.PageSize.Right, writer.PageSize.Bottom);
canvas.LineTo(writer.PageSize.Right, writer.PageSize.Top);
canvas.Fill();
FileStream iccProfileFileStream = File.Open(RESOURCES + "sRGB Color Space Profile.icm", FileMode.Open, FileAccess.Read, FileShare.Read);
ICC_Profile icc = ICC_Profile.GetInstance(iccProfileFileStream);
iccProfileFileStream.Close();
writer.SetOutputIntents("Custom", "", "http://www.color.org", "sRGB IEC61966-2.1", icc);
bool exceptionThrown = false;
try {
document.Close();
}
catch (PdfAConformanceException e) {
if (e.GetObject() == gs) {
exceptionThrown = true;
}
}
if (!exceptionThrown)
Assert.Fail("PdfAConformanceException should be thrown.");
}
public void EgsCheckTest3() {
Document document = new Document();
PdfAWriter writer = PdfAWriter.GetInstance(document,
new FileStream(OUT + "pdfa2EgsCheckTest3.pdf", FileMode.Create), PdfAConformanceLevel.PDF_A_2A);
writer.CreateXmpMetadata();
document.Open();
Font font = FontFactory.GetFont(RESOURCES + "FreeMonoBold.ttf", BaseFont.WINANSI, BaseFont.EMBEDDED, 12);
document.Add(new Paragraph("Hello World", font));
PdfContentByte canvas = writer.DirectContent;
PdfGState gs = new PdfGState();
PdfDictionary dict = new PdfDictionary();
dict.Put(PdfName.HALFTONETYPE, new PdfNumber(5));
dict.Put(PdfName.HALFTONENAME, new PdfName("Test"));
gs.Put(PdfName.HT, dict);
canvas.SetGState(gs);
bool exceptionThrown = false;
try {
document.Close();
}
catch (PdfAConformanceException e) {
exceptionThrown = true;
}
if (!exceptionThrown)
Assert.Fail("PdfAConformanceException should be thrown.");
}
public void TransparencyCheckTest4() {
// step 1
Document document = new Document(new Rectangle(850, 600));
// step 2
PdfAWriter writer
= PdfAWriter.GetInstance(document, new FileStream(OUT + "pdfa2TransperancyCheckTest4.pdf", FileMode.Create),
PdfAConformanceLevel.PDF_A_2B);
writer.CreateXmpMetadata();
// step 3
document.Open();
// step 4
PdfContentByte canvas = writer.DirectContent;
// add the clipped image
Image img = Image.GetInstance(RESOURCES + "img/bruno_ingeborg.jpg");
float w = img.ScaledWidth;
float h = img.ScaledHeight;
canvas.Ellipse(1, 1, 848, 598);
canvas.Clip();
canvas.NewPath();
canvas.AddImage(img, w, 0, 0, h, 0, -600);
// Create a transparent PdfTemplate
PdfTemplate t2 = writer.DirectContent.CreateTemplate(850, 600);
PdfTransparencyGroup transGroup = new PdfTransparencyGroup();
transGroup.Put(PdfName.CS, PdfName.DEVICEGRAY);
transGroup.Isolated = true;
transGroup.Knockout = false;
t2.Group = transGroup;
// Add transparent ellipses to the template
int gradationStep = 30;
float[] gradationRatioList = new float[gradationStep];
for (int i = 0; i < gradationStep; i++) {
gradationRatioList[i] = 1 - (float) Math.Sin(Math.PI/180*90.0f/gradationStep*(i + 1));
}
for (int i = 1; i < gradationStep + 1; i++) {
t2.SetLineWidth(5*(gradationStep + 1 - i));
t2.SetGrayStroke(gradationRatioList[gradationStep - i]);
t2.Ellipse(0, 0, 850, 600);
t2.Stroke();
}
// Create an image mask for the direct content
PdfDictionary maskDict = new PdfDictionary();
maskDict.Put(PdfName.TYPE, PdfName.MASK);
maskDict.Put(PdfName.S, new PdfName("Luminosity"));
maskDict.Put(new PdfName("G"), t2.IndirectReference);
PdfGState gState = new PdfGState();
gState.Put(PdfName.SMASK, maskDict);
canvas.SetGState(gState);
canvas.AddTemplate(t2, 0, 0);
FileStream iccProfileFileStream = File.Open(RESOURCES + "sRGB Color Space Profile.icm", FileMode.Open, FileAccess.Read, FileShare.Read);
ICC_Profile icc = ICC_Profile.GetInstance(iccProfileFileStream);
iccProfileFileStream.Close();
writer.SetOutputIntents("Custom", "", "http://www.color.org", "sRGB IEC61966-2.1", icc);
// step 5
document.Close();
}
virtual public void TransparencyCheckTest3()
{
string filename = OUT + "TransparencyCheckTest3.pdf";
FileStream fos = new FileStream(filename, FileMode.Create);
Document document = new Document();
PdfAWriter writer = PdfAWriter.GetInstance(document, fos, PdfAConformanceLevel.PDF_A_1B);
writer.CreateXmpMetadata();
document.Open();
Font font = FontFactory.GetFont(RESOURCES + "FreeMonoBold.ttf", BaseFont.WINANSI, BaseFont.EMBEDDED, 12);
document.Add(new Paragraph("Hello World", font));
FileStream iccProfileFileStream = File.Open(RESOURCES + "sRGB Color Space Profile.icm", FileMode.Open, FileAccess.Read, FileShare.Read);
ICC_Profile icc = ICC_Profile.GetInstance(iccProfileFileStream);
iccProfileFileStream.Close();
writer.SetOutputIntents("Custom", "", "http://www.color.org", "sRGB IEC61966-2.1", icc);
PdfContentByte canvas = writer.DirectContent;
PdfGState gs = new PdfGState();
gs.Put(PdfName.SMASK, PdfName.NONE);
canvas.SetGState(gs);
document.Close();
}
virtual public void TransparencyCheckTest2()
{
string filename = OUT + "TransparencyCheckTest2.pdf";
FileStream fos = new FileStream(filename, FileMode.Create);
Document document = new Document();
PdfAWriter writer = PdfAWriter.GetInstance(document, fos, PdfAConformanceLevel.PDF_A_1B);
writer.CreateXmpMetadata();
document.Open();
Font font = FontFactory.GetFont(RESOURCES + "FreeMonoBold.ttf", BaseFont.WINANSI, BaseFont.EMBEDDED, 12);
document.Add(new Paragraph("Hello World", font));
FileStream iccProfileFileStream = File.Open(RESOURCES + "sRGB Color Space Profile.icm", FileMode.Open, FileAccess.Read, FileShare.Read);
ICC_Profile icc = ICC_Profile.GetInstance(iccProfileFileStream);
iccProfileFileStream.Close();
writer.SetOutputIntents("Custom", "", "http://www.color.org", "sRGB IEC61966-2.1", icc);
PdfContentByte canvas = writer.DirectContent;
PdfGState gs = new PdfGState();
gs.Put(PdfName.SMASK, new PdfName("Test"));
canvas.SetGState(gs);
bool exceptionThrown = false;
try
{
document.Close();
}
catch (PdfAConformanceException e)
{
if (e.GetObject().Equals(gs))
{
exceptionThrown = true;
}
}
if (!exceptionThrown)
Assert.Fail("PdfAConformanceException should be thrown.");
}
// ---------------------------------------------------------------------------
public byte[] CreatePdf() {
using (MemoryStream ms = new MemoryStream()) {
// step 1
using (Document document = new Document(new Rectangle(850, 600))) {
// step 2
PdfWriter writer = PdfWriter.GetInstance(document, ms);
// step 3
document.Open();
// step 4
PdfContentByte canvas = writer.DirectContent;
// add the clipped image
Image img = Image.GetInstance(
Path.Combine(Utility.ResourceImage, RESOURCE)
);
float w = img.ScaledWidth;
float h = img.ScaledHeight;
canvas.Ellipse(1, 1, 848, 598);
canvas.Clip();
canvas.NewPath();
canvas.AddImage(img, w, 0, 0, h, 0, -600);
// Create a transparent PdfTemplate
PdfTemplate t2 = writer.DirectContent.CreateTemplate(850, 600);
PdfTransparencyGroup transGroup = new PdfTransparencyGroup();
transGroup.Put( PdfName.CS, PdfName.DEVICEGRAY);
transGroup.Isolated = true;
transGroup.Knockout = false;
t2.Group = transGroup;
// Add transparent ellipses to the template
int gradationStep = 30;
float[] gradationRatioList = new float[gradationStep];
for(int i = 0; i < gradationStep; i++) {
/*
* gotta love .NET, guess they forgot to copy java.lang.Math.toRadians
*/
double radians = (Math.PI / 180) * 90.0f / gradationStep * (i + 1);
gradationRatioList[i] = 1 - (float) Math.Sin(radians);
}
for(int i = 1; i < gradationStep + 1; i++) {
t2.SetLineWidth(5 * (gradationStep + 1 - i));
t2.SetGrayStroke(gradationRatioList[gradationStep - i]);
t2.Ellipse(0, 0, 850, 600);
t2.Stroke();
}
// Create an image mask for the direct content
PdfDictionary maskDict = new PdfDictionary();
maskDict.Put(PdfName.TYPE, PdfName.MASK);
maskDict.Put(PdfName.S, new PdfName("Luminosity"));
maskDict.Put(new PdfName("G"), t2.IndirectReference);
PdfGState gState = new PdfGState();
gState.Put(PdfName.SMASK, maskDict );
canvas.SetGState(gState);
canvas.AddTemplate(t2, 0, 0);
}
return ms.ToArray();
}
}
