public void EqualityTest()
{
var oneInch1 = PdfMeasurement.Inches(1.0);
var oneInch2 = PdfMeasurement.Mm(25.4);
Assert.Equal(oneInch1, oneInch2);
}
public void ConvertTest()
{
var oneInch = PdfMeasurement.Inches(1.0);
Assert.Equal(72.0, oneInch.AsPoints());
Assert.Equal(25.4, oneInch.ConvertTo(PdfMeasurementType.Mm).RawValue);
}
public void BinaryOperatorTest()
{
var oneInch1 = PdfMeasurement.Inches(1.0);
var oneInch2 = PdfMeasurement.Mm(25.4);
Assert.Equal(2.0, (oneInch1 + oneInch2).RawValue);
Assert.Equal(50.8, (oneInch2 + oneInch1).RawValue);
}
private static string ConvertToString(DxfFile dxf, PdfMeasurement?pageWidth = null, PdfMeasurement?pageHeight = null, double scale = 1.0)
{
var options = new DxfToPdfConverterOptions(
pageWidth ?? PdfMeasurement.Inches(8.5),
pageHeight ?? PdfMeasurement.Inches(11.0),
scale);
return(ConvertToString(dxf, options));
}
public void VerifyGraphicsStreamTest()
{
var page = new PdfPage(PdfMeasurement.Inches(8.5), PdfMeasurement.Inches(11.0));
var width = 100;
var height = 100;
var bpp = 3;
var imageBytes = new byte[width * height * bpp]; // 0 is fine for this
var imageObject = new PdfImageObject(width, height, PdfColorSpace.DeviceRGB, 8, imageBytes, new ASCIIHexEncoder());
var xScale = 400;
var yScale = 400;
var xOffset = 100;
var yOffset = 100;
var transform = PdfMatrix.ScaleThenTranslate(xScale, yScale, xOffset, yOffset);
var imageItem = new PdfImageItem(imageObject, transform);
page.Items.Add(imageItem);
// placement of image
var expectedStream = @"
q
400.00 0.00 0.00 400.00 100.00 100.00 cm
/Im5 Do
Q
";
AssertPageContains(page, expectedStream);
// raw image data
var expectedImageData = @"
<</Type /XObject
/Subtype /Image
/Width 100
/Height 100
/ColorSpace /DeviceRGB
/BitsPerComponent 8
/Length 60939
/Filter [/ASCIIHexDecode]>>
stream
";
AssertPageContains(page, expectedImageData);
}
public void VerifyStreamFilterTest()
{
var page = new PdfPage(PdfMeasurement.Inches(8.5), PdfMeasurement.Inches(11.0), new ASCIIHexEncoder());
var text = new PdfText("foo", new PdfFontType1(PdfFontType1Type.Helvetica), PdfMeasurement.Points(12.0), new PdfPoint(PdfMeasurement.Inches(1.0), PdfMeasurement.Inches(1.0)));
page.Items.Add(text);
var expected = @"
<</Length 185
/Filter [/ASCIIHexDecode]
>>
stream
3020770D0A30203020302052470D0A30203020302072670D0A42540D0A202020202F46312031322E30302054660D0A2020202037322E30302037322E30302054
640D0A202020205B28666F6F295D20544A0D0A45540D0A530D0A>
endstream
endobj
";
AssertPageContains(page, expected);
}
public void VerifyPageTextAndFontTest()
{
var file = new PdfFile();
var page = PdfPage.NewLetter();
var text = new PdfText("foo", new PdfFontType1(PdfFontType1Type.Helvetica), PdfMeasurement.Points(12.0), new PdfPoint(PdfMeasurement.Inches(1.0), PdfMeasurement.Inches(2.0)));
page.Items.Add(text);
file.Pages.Add(page);
AssertFileContains(file, @"
BT
/F1 12.00 Tf
72.00 144.00 Td
[(foo)] TJ
ET
");
AssertFileContains(file, @"
/Resources <</Font <</F1 5 0 R>>>>
");
AssertFileContains(file, "<</Type /Font /Subtype /Type1 /BaseFont /Helvetica>>");
text.CharacterWidth = PdfMeasurement.Points(0.25);
AssertFileContains(file, @"
BT
/F1 12.00 Tf
72.00 144.00 Td
0.25 Tc
[(foo)] TJ
ET
");
}