protected void ManipulatePdf(String dest)
{
PdfDocument pdfDoc = new PdfDocument(new PdfReader(SRC), new PdfWriter(dest));
// Suppose that this is our image data
byte[] circleData = new byte[]
{ (byte)0x3c, (byte)0x7e, (byte)0xff, (byte)0xff, (byte)0xff, (byte)0xff, (byte)0x7e, (byte)0x3c };
PdfSpecialCs colorspace = GetSeparationColorspace(pdfDoc.GetWriter(),
new DeviceCmyk(0.8f, 0.3f, 0.3f, 0.1f));
// Specifying a single component colorspace in the image
ImageData image = ImageDataFactory.Create(8, 8, 1, 1, circleData,
new int[] { 0, 0 });
PdfImageXObject imageXObject = new PdfImageXObject(image);
imageXObject.Put(PdfName.ColorSpace, colorspace.GetPdfObject());
imageXObject.MakeIndirect(pdfDoc);
// Now we add the image to the existing PDF document
PdfPage pdfPage = pdfDoc.GetFirstPage();
pdfPage.SetIgnorePageRotationForContent(true);
PdfCanvas canvas = new PdfCanvas(pdfPage);
Rectangle rect = PdfXObject.CalculateProportionallyFitRectangleWithWidth(imageXObject, 100, 200, 100);
canvas.AddXObjectFittedIntoRectangle(imageXObject, rect);
pdfDoc.Close();
}
public virtual void CalculateProportionallyFitRectangleWithWidthTest()
{
String fileName = "calculateProportionallyFitRectangleWithWidthTest.pdf";
String destPdf = DESTINATION_FOLDER + fileName;
String cmpPdf = SOURCE_FOLDER + "cmp_" + fileName;
FileStream fos = new FileStream(destPdf, FileMode.Create);
PdfWriter writer = new PdfWriter(fos);
PdfDocument document = new PdfDocument(writer);
PdfFormXObject formXObject = new PdfFormXObject(new Rectangle(5, 5, 15, 20));
formXObject.Put(PdfName.Matrix, new PdfArray(new float[] { 1, 0.57f, 0, 2, 20, 5 }));
new PdfCanvas(formXObject, document).Circle(10, 15, 10).Fill();
PdfImageXObject imageXObject = new PdfImageXObject(ImageDataFactory.Create(SOURCE_FOLDER + "itext.png"));
PdfPage page = document.AddNewPage();
PdfCanvas canvas = new PdfCanvas(page);
Rectangle rect = PdfXObject.CalculateProportionallyFitRectangleWithWidth(formXObject, 0, 0, 20);
canvas.AddXObjectFittedIntoRectangle(formXObject, rect);
rect = PdfXObject.CalculateProportionallyFitRectangleWithWidth(imageXObject, 20, 0, 20);
canvas.AddXObjectFittedIntoRectangle(imageXObject, rect);
canvas.Release();
page.Flush();
document.Close();
NUnit.Framework.Assert.IsNull(new CompareTool().CompareByContent(destPdf, cmpPdf, DESTINATION_FOLDER, "diff_"
));
}
public virtual void CalculateProportionallyFitRectangleWithWidthForCustomXObjectTest()
{
NUnit.Framework.Assert.That(() => {
PdfXObject pdfXObject = new PdfXObjectTest.CustomPdfXObject(new PdfStream());
PdfXObject.CalculateProportionallyFitRectangleWithWidth(pdfXObject, 0, 0, 20);
}
, NUnit.Framework.Throws.InstanceOf <ArgumentException>().With.Message.EqualTo("PdfFormXObject or PdfImageXObject expected."))
;
}
public virtual void AddFormXObjectXYWidthLargerOneWithoutMatrixTest()
{
String fileName = "addXObjectXYWidthLargerOneWithoutMatrixTest.pdf";
String destPdf = DESTINATION_FOLDER + fileName;
String cmpPdf = SOURCE_FOLDER + "cmp_" + fileName;
FileStream fos = new FileStream(destPdf, FileMode.Create);
PdfWriter writer = new PdfWriter(fos);
PdfDocument document = new PdfDocument(writer);
PdfFormXObject formXObject = new PdfFormXObject(new Rectangle(10, 15, 10, 20));
new PdfCanvas(formXObject, document).Rectangle(10, 10, 10, 20).Fill();
PdfPage page = document.AddNewPage();
PdfCanvas canvas = new PdfCanvas(page);
Rectangle rect = PdfXObject.CalculateProportionallyFitRectangleWithWidth(formXObject, 5, 5, 30);
canvas.AddXObjectFittedIntoRectangle(formXObject, rect);
canvas.Release();
page.Flush();
document.Close();
NUnit.Framework.Assert.IsNull(new CompareTool().CompareByContent(destPdf, cmpPdf, DESTINATION_FOLDER, "diff_"
));
}
