protected override void CheckImage(PdfWriter writer, int key, Object obj1)
{
PdfImage image = (PdfImage)obj1;
if (image.Get(PdfName.SMASK) != null && !PdfName.NONE.Equals(image.GetAsName(PdfName.SMASK)))
{
throw new PdfAConformanceException(obj1, MessageLocalization.GetComposedMessage("the.smask.key.is.not.allowed.in.images"));
}
if (image.Contains(PdfName.ALTERNATES))
{
throw new PdfAConformanceException(obj1, MessageLocalization.GetComposedMessage("an.image.dictionary.shall.not.contain.alternates.key"));
}
if (image.Contains(PdfName.OPI))
{
throw new PdfAConformanceException(obj1, MessageLocalization.GetComposedMessage("an.image.dictionary.shall.not.contain.opi.key"));
}
PdfBoolean interpolate = image.GetAsBoolean(PdfName.INTERPOLATE);
if (interpolate != null && interpolate.BooleanValue)
{
throw new PdfAConformanceException(obj1, MessageLocalization.GetComposedMessage("the.value.of.interpolate.key.shall.not.be.true"));
}
PdfName intent = image.GetAsName(PdfName.INTENT);
if (intent != null && !(PdfName.RELATIVECOLORIMETRIC.Equals(intent) || PdfName.ABSOLUTECOLORIMETRIC.Equals(intent) || PdfName.PERCEPTUAL.Equals(intent) || PdfName.SATURATION.Equals(intent)))
{
throw new PdfAConformanceException(obj1, MessageLocalization.GetComposedMessage("1.value.of.intent.key.is.not.allowed", intent.ToString()));
}
}
protected override void CheckImage(PdfWriter writer, int key, Object obj1)
{
PdfImage image = (PdfImage)obj1;
if (image.Get(PdfName.SMASK) != null)
{
throw new PdfAConformanceException(MessageLocalization.GetComposedMessage("the.smask.key.is.not.allowed.in.images"));
}
}
/**
*
* @param writer
* @param key
* @param obj1
*/
static public void CheckPdfAConformance(PdfWriter writer, int key, Object obj1)
{
if (writer == null || !writer.IsPdfIso())
{
return;
}
switch (key)
{
case PdfIsoKeys.PDFISOKEY_FONT:
if (!((BaseFont)obj1).IsEmbedded())
{
throw new PdfAConformanceException(MessageLocalization.GetComposedMessage("all.the.fonts.must.be.embedded.this.one.isn.t.1", ((BaseFont)obj1).PostscriptFontName));
}
break;
case PdfIsoKeys.PDFISOKEY_IMAGE:
PdfImage image = (PdfImage)obj1;
if (image.Get(PdfName.SMASK) != null)
{
throw new PdfAConformanceException(MessageLocalization.GetComposedMessage("the.smask.key.is.not.allowed.in.images"));
}
break;
case PdfIsoKeys.PDFISOKEY_GSTATE:
PdfDictionary gs = (PdfDictionary)obj1;
PdfObject obj = gs.Get(PdfName.BM);
if (obj != null && !PdfGState.BM_NORMAL.Equals(obj) && !PdfGState.BM_COMPATIBLE.Equals(obj))
{
throw new PdfAConformanceException(MessageLocalization.GetComposedMessage("blend.mode.1.not.allowed", obj.ToString()));
}
obj = gs.Get(PdfName.CA);
double v = 0.0;
if (obj != null && (v = ((PdfNumber)obj).DoubleValue) != 1.0)
{
throw new PdfAConformanceException(MessageLocalization.GetComposedMessage("transparency.is.not.allowed.ca.eq.1", v));
}
obj = gs.Get(PdfName.ca_);
v = 0.0;
if (obj != null && (v = ((PdfNumber)obj).DoubleValue) != 1.0)
{
throw new PdfAConformanceException(MessageLocalization.GetComposedMessage("transparency.is.not.allowed.ca.eq.1", v));
}
break;
case PdfIsoKeys.PDFISOKEY_LAYER:
throw new PdfAConformanceException(MessageLocalization.GetComposedMessage("layers.are.not.allowed"));
default:
break;
}
}
/**
* Business logic that checks if a certain object is in conformance with PDF/X.
* @param writer the writer that is supposed to write the PDF/X file
* @param key the type of PDF ISO conformance that has to be checked
* @param obj1 the object that is checked for conformance
*/
public static void CheckPDFXConformance(PdfWriter writer, int key, Object obj1)
{
if (writer == null || !writer.IsPdfX())
{
return;
}
int conf = writer.PDFXConformance;
switch (key)
{
case PdfIsoKeys.PDFISOKEY_COLOR:
switch (conf)
{
case PdfWriter.PDFX1A2001:
if (obj1 is ExtendedColor)
{
ExtendedColor ec = (ExtendedColor)obj1;
switch (ec.Type)
{
case ExtendedColor.TYPE_CMYK:
case ExtendedColor.TYPE_GRAY:
return;
case ExtendedColor.TYPE_RGB:
throw new PdfXConformanceException(MessageLocalization.GetComposedMessage("colorspace.rgb.is.not.allowed"));
case ExtendedColor.TYPE_SEPARATION:
SpotColor sc = (SpotColor)ec;
CheckPDFXConformance(writer, PdfIsoKeys.PDFISOKEY_COLOR, sc.PdfSpotColor.AlternativeCS);
break;
case ExtendedColor.TYPE_SHADING:
ShadingColor xc = (ShadingColor)ec;
CheckPDFXConformance(writer, PdfIsoKeys.PDFISOKEY_COLOR, xc.PdfShadingPattern.Shading.ColorSpace);
break;
case ExtendedColor.TYPE_PATTERN:
PatternColor pc = (PatternColor)ec;
CheckPDFXConformance(writer, PdfIsoKeys.PDFISOKEY_COLOR, pc.Painter.DefaultColor);
break;
}
}
else if (obj1 is BaseColor)
{
throw new PdfXConformanceException(MessageLocalization.GetComposedMessage("colorspace.rgb.is.not.allowed"));
}
break;
}
break;
case PdfIsoKeys.PDFISOKEY_CMYK:
break;
case PdfIsoKeys.PDFISOKEY_RGB:
if (conf == PdfWriter.PDFX1A2001)
{
throw new PdfXConformanceException(MessageLocalization.GetComposedMessage("colorspace.rgb.is.not.allowed"));
}
break;
case PdfIsoKeys.PDFISOKEY_FONT:
if (!((BaseFont)obj1).IsEmbedded())
{
throw new PdfXConformanceException(MessageLocalization.GetComposedMessage("all.the.fonts.must.be.embedded.this.one.isn.t.1", ((BaseFont)obj1).PostscriptFontName));
}
break;
case PdfIsoKeys.PDFISOKEY_IMAGE:
PdfImage image = (PdfImage)obj1;
if (image.Get(PdfName.SMASK) != null)
{
throw new PdfXConformanceException(MessageLocalization.GetComposedMessage("the.smask.key.is.not.allowed.in.images"));
}
switch (conf)
{
case PdfWriter.PDFX1A2001:
PdfObject cs = image.Get(PdfName.COLORSPACE);
if (cs == null)
{
return;
}
if (cs.IsName())
{
if (PdfName.DEVICERGB.Equals(cs))
{
throw new PdfXConformanceException(MessageLocalization.GetComposedMessage("colorspace.rgb.is.not.allowed"));
}
}
else if (cs.IsArray())
{
if (PdfName.CALRGB.Equals(((PdfArray)cs)[0]))
{
throw new PdfXConformanceException(MessageLocalization.GetComposedMessage("colorspace.calrgb.is.not.allowed"));
}
}
break;
}
break;
case PdfIsoKeys.PDFISOKEY_GSTATE:
PdfDictionary gs = (PdfDictionary)obj1;
PdfObject obj = gs.Get(PdfName.BM);
if (obj != null && !PdfGState.BM_NORMAL.Equals(obj) && !PdfGState.BM_COMPATIBLE.Equals(obj))
{
throw new PdfXConformanceException(MessageLocalization.GetComposedMessage("blend.mode.1.not.allowed", obj.ToString()));
}
obj = gs.Get(PdfName.CA);
double v = 0.0;
if (obj != null && (v = ((PdfNumber)obj).DoubleValue) != 1.0)
{
throw new PdfXConformanceException(MessageLocalization.GetComposedMessage("transparency.is.not.allowed.ca.eq.1", v));
}
obj = gs.Get(PdfName.ca_);
v = 0.0;
if (obj != null && (v = ((PdfNumber)obj).DoubleValue) != 1.0)
{
throw new PdfXConformanceException(MessageLocalization.GetComposedMessage("transparency.is.not.allowed.ca.eq.1", v));
}
break;
case PdfIsoKeys.PDFISOKEY_LAYER:
throw new PdfXConformanceException(MessageLocalization.GetComposedMessage("layers.are.not.allowed"));
}
}
/**
* Business logic that checks if a certain object is in conformance with PDF/X.
* @param writer the writer that is supposed to write the PDF/X file
* @param key the type of PDF/X conformance that has to be checked
* @param obj1 the object that is checked for conformance
*/
public static void CheckPDFXConformance(PdfWriter writer, int key, Object obj1)
{
if (writer == null || !writer.IsPdfX())
{
return;
}
int conf = writer.PDFXConformance;
switch (key)
{
case PDFXKEY_COLOR:
switch (conf)
{
case PdfWriter.PDFX1A2001:
if (obj1 is ExtendedColor)
{
ExtendedColor ec = (ExtendedColor)obj1;
switch (ec.Type)
{
case ExtendedColor.TYPE_CMYK:
case ExtendedColor.TYPE_GRAY:
return;
case ExtendedColor.TYPE_RGB:
throw new PdfXConformanceException("Colorspace RGB is not allowed.");
case ExtendedColor.TYPE_SEPARATION:
SpotColor sc = (SpotColor)ec;
CheckPDFXConformance(writer, PDFXKEY_COLOR, sc.PdfSpotColor.AlternativeCS);
break;
case ExtendedColor.TYPE_SHADING:
ShadingColor xc = (ShadingColor)ec;
CheckPDFXConformance(writer, PDFXKEY_COLOR, xc.PdfShadingPattern.Shading.ColorSpace);
break;
case ExtendedColor.TYPE_PATTERN:
PatternColor pc = (PatternColor)ec;
CheckPDFXConformance(writer, PDFXKEY_COLOR, pc.Painter.DefaultColor);
break;
}
}
else if (obj1 is Color)
{
throw new PdfXConformanceException("Colorspace RGB is not allowed.");
}
break;
}
break;
case PDFXKEY_CMYK:
break;
case PDFXKEY_RGB:
if (conf == PdfWriter.PDFX1A2001)
{
throw new PdfXConformanceException("Colorspace RGB is not allowed.");
}
break;
case PDFXKEY_FONT:
if (!((BaseFont)obj1).IsEmbedded())
{
throw new PdfXConformanceException("All the fonts must be embedded. This one isn't: " + ((BaseFont)obj1).PostscriptFontName);
}
break;
case PDFXKEY_IMAGE:
PdfImage image = (PdfImage)obj1;
if (image.Get(PdfName.SMASK) != null)
{
throw new PdfXConformanceException("The /SMask key is not allowed in images.");
}
switch (conf)
{
case PdfWriter.PDFX1A2001:
PdfObject cs = image.Get(PdfName.COLORSPACE);
if (cs == null)
{
return;
}
if (cs.IsName())
{
if (PdfName.DEVICERGB.Equals(cs))
{
throw new PdfXConformanceException("Colorspace RGB is not allowed.");
}
}
else if (cs.IsArray())
{
if (PdfName.CALRGB.Equals(((PdfArray)cs)[0]))
{
throw new PdfXConformanceException("Colorspace CalRGB is not allowed.");
}
}
break;
}
break;
case PDFXKEY_GSTATE:
PdfDictionary gs = (PdfDictionary)obj1;
PdfObject obj = gs.Get(PdfName.BM);
if (obj != null && !PdfGState.BM_NORMAL.Equals(obj) && !PdfGState.BM_COMPATIBLE.Equals(obj))
{
throw new PdfXConformanceException("Blend mode " + obj.ToString() + " not allowed.");
}
obj = gs.Get(PdfName.CA);
double v = 0.0;
if (obj != null && (v = ((PdfNumber)obj).DoubleValue) != 1.0)
{
throw new PdfXConformanceException("Transparency is not allowed: /CA = " + v);
}
obj = gs.Get(PdfName.ca_);
v = 0.0;
if (obj != null && (v = ((PdfNumber)obj).DoubleValue) != 1.0)
{
throw new PdfXConformanceException("Transparency is not allowed: /ca = " + v);
}
break;
case PDFXKEY_LAYER:
throw new PdfXConformanceException("Layers are not allowed.");
}
}
/**
*
* @param writer
* @param key
* @param obj1
*/
static public void CheckPdfAConformance(PdfWriter writer, int key, Object obj1)
{
if (writer == null || !writer.IsPdfIso())
{
return;
}
switch (key)
{
case PdfIsoKeys.PDFISOKEY_FONT:
BaseFont bf = (BaseFont)obj1;
if (bf.FontType == BaseFont.FONT_TYPE_DOCUMENT)
{
PdfStream prs = null;
PdfDictionary fontDictionary = ((DocumentFont)bf).FontDictionary;
PdfDictionary fontDescriptor = fontDictionary.GetAsDict(PdfName.FONTDESCRIPTOR);
if (fontDescriptor != null)
{
prs = fontDescriptor.GetAsStream(PdfName.FONTFILE);
if (prs == null)
{
prs = fontDescriptor.GetAsStream(PdfName.FONTFILE2);
}
if (prs == null)
{
prs = fontDescriptor.GetAsStream(PdfName.FONTFILE3);
}
}
if (prs == null)
{
throw new PdfAConformanceException(MessageLocalization.GetComposedMessage("all.the.fonts.must.be.embedded.this.one.isn.t.1", ((BaseFont)obj1).PostscriptFontName));
}
}
else
{
if (!bf.IsEmbedded())
{
throw new PdfAConformanceException(MessageLocalization.GetComposedMessage("all.the.fonts.must.be.embedded.this.one.isn.t.1", ((BaseFont)obj1).PostscriptFontName));
}
}
break;
case PdfIsoKeys.PDFISOKEY_IMAGE:
PdfImage image = (PdfImage)obj1;
if (image.Get(PdfName.SMASK) != null)
{
throw new PdfAConformanceException(MessageLocalization.GetComposedMessage("the.smask.key.is.not.allowed.in.images"));
}
break;
case PdfIsoKeys.PDFISOKEY_GSTATE:
PdfDictionary gs = (PdfDictionary)obj1;
PdfObject obj = gs.Get(PdfName.BM);
if (obj != null && !PdfGState.BM_NORMAL.Equals(obj) && !PdfGState.BM_COMPATIBLE.Equals(obj))
{
throw new PdfAConformanceException(MessageLocalization.GetComposedMessage("blend.mode.1.not.allowed", obj.ToString()));
}
obj = gs.Get(PdfName.CA);
double v = 0.0;
if (obj != null && (v = ((PdfNumber)obj).DoubleValue) != 1.0)
{
throw new PdfAConformanceException(MessageLocalization.GetComposedMessage("transparency.is.not.allowed.ca.eq.1", v));
}
obj = gs.Get(PdfName.ca_);
v = 0.0;
if (obj != null && (v = ((PdfNumber)obj).DoubleValue) != 1.0)
{
throw new PdfAConformanceException(MessageLocalization.GetComposedMessage("transparency.is.not.allowed.ca.eq.1", v));
}
break;
case PdfIsoKeys.PDFISOKEY_LAYER:
throw new PdfAConformanceException(MessageLocalization.GetComposedMessage("layers.are.not.allowed"));
default:
break;
}
}