public virtual void TestInheritedResources()
{
PdfDocument pdfDocument = new PdfDocument(new PdfReader(sourceFolder + "simpleInheritedResources.pdf"));
PdfPage page = pdfDocument.GetPage(1);
PdfDictionary dict = page.GetResources().GetResource(PdfName.ExtGState);
NUnit.Framework.Assert.AreEqual(2, dict.Size());
PdfExtGState gState = new PdfExtGState((PdfDictionary)dict.Get(new PdfName("Gs1")));
NUnit.Framework.Assert.AreEqual(10, gState.GetLineWidth());
}
/// <summary>Updates current graphic state with values from extended graphic state dictionary.</summary>
/// <param name="extGState">the wrapper around the extended graphic state dictionary</param>
/// <param name="pdfDocument">the document to retrieve fonts from. Needed when the newly created fonts are used
/// </param>
internal virtual void UpdateFromExtGState(PdfExtGState extGState, PdfDocument pdfDocument)
{
float?lw = extGState.GetLineWidth();
if (lw != null)
{
lineWidth = (float)lw;
}
int?lc = extGState.GetLineCapStyle();
if (lc != null)
{
lineCapStyle = (int)lc;
}
int?lj = extGState.GetLineJoinStyle();
if (lj != null)
{
lineJoinStyle = (int)lj;
}
float?ml = extGState.GetMiterLimit();
if (ml != null)
{
miterLimit = (float)ml;
}
PdfArray d = extGState.GetDashPattern();
if (d != null)
{
dashPattern = d;
}
PdfName ri = extGState.GetRenderingIntent();
if (ri != null)
{
renderingIntent = ri;
}
bool?op = extGState.GetStrokeOverprintFlag();
if (op != null)
{
strokeOverprint = (bool)op;
}
op = extGState.GetFillOverprintFlag();
if (op != null)
{
fillOverprint = (bool)op;
}
int?opm = extGState.GetOverprintMode();
if (opm != null)
{
overprintMode = (int)opm;
}
PdfArray fnt = extGState.GetFont();
if (fnt != null)
{
PdfDictionary fontDictionary = fnt.GetAsDictionary(0);
if (this.font == null || this.font.GetPdfObject() != fontDictionary)
{
this.font = pdfDocument.GetFont(fontDictionary);
}
PdfNumber fntSz = fnt.GetAsNumber(1);
if (fntSz != null)
{
this.fontSize = fntSz.FloatValue();
}
}
PdfObject bg = extGState.GetBlackGenerationFunction();
if (bg != null)
{
blackGenerationFunction = bg;
}
PdfObject bg2 = extGState.GetBlackGenerationFunction2();
if (bg2 != null)
{
blackGenerationFunction2 = bg2;
}
PdfObject ucr = extGState.GetUndercolorRemovalFunction();
if (ucr != null)
{
underColorRemovalFunction = ucr;
}
PdfObject ucr2 = extGState.GetUndercolorRemovalFunction2();
if (ucr2 != null)
{
underColorRemovalFunction2 = ucr2;
}
PdfObject tr = extGState.GetTransferFunction();
if (tr != null)
{
transferFunction = tr;
}
PdfObject tr2 = extGState.GetTransferFunction2();
if (tr2 != null)
{
transferFunction2 = tr2;
}
PdfObject ht = extGState.GetHalftone();
if (ht != null)
{
halftone = ht;
}
PdfObject local_htp = extGState.GetPdfObject().Get(PdfName.HTP);
if (local_htp != null)
{
this.htp = local_htp;
}
float?fl = extGState.GetFlatnessTolerance();
if (fl != null)
{
flatnessTolerance = (float)fl;
}
float?sm = extGState.GetSmothnessTolerance();
if (sm != null)
{
smoothnessTolerance = sm;
}
bool?sa = extGState.GetAutomaticStrokeAdjustmentFlag();
if (sa != null)
{
automaticStrokeAdjustment = (bool)sa;
}
PdfObject bm = extGState.GetBlendMode();
if (bm != null)
{
blendMode = bm;
}
PdfObject sMask = extGState.GetSoftMask();
if (sMask != null)
{
softMask = sMask;
}
float?ca = extGState.GetStrokeOpacity();
if (ca != null)
{
strokeAlpha = (float)ca;
}
ca = extGState.GetFillOpacity();
if (ca != null)
{
fillAlpha = (float)ca;
}
bool?ais = extGState.GetAlphaSourceFlag();
if (ais != null)
{
alphaIsShape = (bool)ais;
}
bool?tk = extGState.GetTextKnockoutFlag();
if (tk != null)
{
textKnockout = (bool)tk;
}
}