private static PdfFunction.Type3 CreateStitchingCmykShadingFunction()
{
PdfArray domain0to1 = new PdfArray(new float[] { 0, 1 });
PdfArray range0to1For4n = new PdfArray(new float[] { 0, 1, 0, 1, 0, 1, 0, 1 });
float[] cmykColor0 = new float[] { 0.2f, 0.4f, 0f, 0f };
float[] cmykColor1 = new float[] { 0.2f, 1f, 0f, 0f };
PdfFunction.Type2 function0 = new PdfFunction.Type2(domain0to1, null, new PdfArray(cmykColor0), new PdfArray
(cmykColor1), new PdfNumber(1));
PdfFunction.Type2 function1 = new PdfFunction.Type2(domain0to1, null, new PdfArray(cmykColor1), new PdfArray
(cmykColor0), new PdfNumber(1));
PdfArray boundForTwoFunctionsSubdomains = new PdfArray(new float[] { 0.5f });
PdfArray encodeStitchingSubdomainToNthFunctionDomain = new PdfArray(new float[] { 0, 1, 0, 1 });
return(new PdfFunction.Type3(domain0to1, range0to1For4n, new List <PdfFunction>(JavaUtil.ArraysAsList(function0
, function1)), boundForTwoFunctionsSubdomains, encodeStitchingSubdomainToNthFunctionDomain));
}
public static void AddRectToClipper(Clipper clipper, Point[] rectVertices, PolyType polyType)
{
clipper.AddPath(new List <IntPoint>(ConvertToLongPoints(new List <Point>(JavaUtil.ArraysAsList(rectVertices)
))), polyType, true);
}
/* "ECC200" fills an nrow x ncol array with appropriate values for ECC200 */
private void Ecc200()
{
int row;
int col;
int chr;
/* First, fill the array[] with invalid entries */
JavaUtil.Fill(array, (short)0);
/* Starting in the correct location for character #1, bit 8,... */
chr = 1;
row = 4;
col = 0;
do
{
/* repeatedly first check for one of the special corner cases, then... */
if (row == nrow && col == 0)
{
Corner1(chr++);
}
if (row == nrow - 2 && col == 0 && ncol % 4 != 0)
{
Corner2(chr++);
}
if (row == nrow - 2 && col == 0 && ncol % 8 == 4)
{
Corner3(chr++);
}
if (row == nrow + 4 && col == 2 && ncol % 8 == 0)
{
Corner4(chr++);
}
do
{
/* sweep upward diagonally, inserting successive characters,... */
if (row < nrow && col >= 0 && array[row * ncol + col] == 0)
{
Utah(row, col, chr++);
}
row -= 2;
col += 2;
}while (row >= 0 && col < ncol);
row += 1;
col += 3;
do
{
/* & then sweep downward diagonally, inserting successive characters,... */
if (row >= 0 && col < ncol && array[row * ncol + col] == 0)
{
Utah(row, col, chr++);
}
row += 2;
col -= 2;
}while (row < nrow && col >= 0);
row += 3;
col += 1;
}while (row < nrow || col < ncol);
/* ... until the entire array is scanned */
/* Lastly, if the lower righthand corner is untouched, fill in fixed pattern */
if (array[nrow * ncol - 1] == 0)
{
array[nrow * ncol - 1] = array[nrow * ncol - ncol - 2] = 1;
}
}
public virtual void AddSinglesConstructor()
{
PageRange range = new PageRange("5, 1");
NUnit.Framework.Assert.AreEqual(range.GetQualifyingPageNums(10), JavaUtil.ArraysAsList(5, 1));
}
/// <summary>
/// Adds polygon path based on array of
/// <see cref="iText.Kernel.Geom.Point"/>
/// (internally converting
/// them by
/// <see cref="ConvertToLongPoints(System.Collections.Generic.IList{E})"/>
/// ) and adds this path to
/// <see cref="Clipper"/>
/// instance, treating the path as
/// a closed polygon.
/// <para />
/// The return value will be false if the path is invalid for clipping. A path is invalid for clipping when:
/// <ul>
/// <li>it has less than 3 vertices;
/// <li>the vertices are all co-linear.
/// </ul>
/// </summary>
/// <param name="clipper">
///
/// <see cref="Clipper"/>
/// instance to which the created polygon path will be added.
/// </param>
/// <param name="polyVertices">
/// an array of
/// <see cref="iText.Kernel.Geom.Point"/>
/// which will be internally converted
/// to clipper path and added to the clipper instance.
/// </param>
/// <param name="polyType">
/// either
/// <see cref="PolyType.SUBJECT"/>
/// or
/// <see cref="PolyType.CLIP"/>
/// denoting whether added
/// path is a subject of clipping or a part of the clipping polygon.
/// </param>
/// <returns>true if polygon path was successfully added, false otherwise.</returns>
public static bool AddPolygonToClipper(Clipper clipper, Point[] polyVertices, PolyType polyType)
{
return(clipper.AddPath(new List <IntPoint>(ConvertToLongPoints(new List <Point>(JavaUtil.ArraysAsList(polyVertices
)))), polyType, true));
}
public override bool Equals(Object o)
{
return(this == o || o != null && GetType() == o.GetType() && JavaUtil.ArraysEquals(content, ((iText.Kernel.Pdf.PdfLiteral
)o).content));
}
public PdfLiteral(int size)
: this(new byte[size])
{
JavaUtil.Fill(content, (byte)32);
}
/// <summary><inheritDoc/></summary>
/// <exception cref="System.IO.IOException"/>
public virtual float ReadFloat()
{
return(JavaUtil.IntBitsToFloat(ReadInt()));
}
/// <exception cref="System.IO.IOException"/>
public float ReadFloatLE()
{
return(JavaUtil.IntBitsToFloat(ReadIntLE()));
}
internal And(params Evaluator[] evaluators)
: this(JavaUtil.ArraysAsList(evaluators))
{
}
private byte[] SubArray(byte[] array, int beg, int end)
{
return(JavaUtil.ArraysCopyOfRange(array, beg, end + 1));
}
public override String ToString()
{
return(JavaUtil.ArraysToString(ranges));
}
public override int GetHashCode()
{
return(JavaUtil.ArraysHashCode(ranges));
}
/// <summary>
/// Processes an individual pathing operator and all of its arguments, converting into one or more
/// <see cref="iText.Svg.Renderers.Path.IPathShape"/>
/// objects.
/// </summary>
/// <param name="pathProperties">
/// The property operator and all arguments as an array of
/// <see cref="System.String"/>
/// s
/// </param>
/// <param name="previousShape">
/// The previous shape which can affect the positioning of the current shape. If no previous
/// shape exists
/// <see langword="null"/>
/// is passed.
/// </param>
/// <returns>
/// a
/// <see cref="System.Collections.IList{E}"/>
/// of each
/// <see cref="iText.Svg.Renderers.Path.IPathShape"/>
/// that should be drawn to represent the operator.
/// </returns>
private IList <IPathShape> ProcessPathOperator(String[] pathProperties, IPathShape previousShape)
{
IList <IPathShape> shapes = new List <IPathShape>();
if (pathProperties.Length == 0 || String.IsNullOrEmpty(pathProperties[0]) || SvgPathShapeFactory.GetArgumentCount
(pathProperties[0]) < 0)
{
return(shapes);
}
int argumentCount = SvgPathShapeFactory.GetArgumentCount(pathProperties[0]);
if (argumentCount == 0)
{
// closePath operator
if (previousShape == null)
{
throw new SvgProcessingException(SvgLogMessageConstant.INVALID_CLOSEPATH_OPERATOR_USE);
}
shapes.Add(zOperator);
currentPoint = zOperator.GetEndingPoint();
return(shapes);
}
for (int index = 1; index < pathProperties.Length; index += argumentCount)
{
if (index + argumentCount > pathProperties.Length)
{
break;
}
IPathShape pathShape = SvgPathShapeFactory.CreatePathShape(pathProperties[0]);
if (pathShape is MoveTo)
{
shapes.AddAll(AddMoveToShapes(pathShape, pathProperties));
return(shapes);
}
String[] shapeCoordinates = GetShapeCoordinates(pathShape, previousShape, JavaUtil.ArraysCopyOfRange(pathProperties
, index, index + argumentCount));
if (pathShape != null)
{
if (shapeCoordinates != null)
{
pathShape.SetCoordinates(shapeCoordinates, currentPoint);
}
currentPoint = pathShape.GetEndingPoint();
// unsupported operators are ignored.
shapes.Add(pathShape);
}
previousShape = pathShape;
}
return(shapes);
}
/// <summary>This method checks if the image is a valid JPEG and processes some parameters.</summary>
/// <exception cref="iText.IO.IOException"/>
/// <exception cref="System.IO.IOException"/>
private static void ProcessParameters(Stream jpegStream, String errorID, ImageData image)
{
byte[][] icc = null;
if (jpegStream.Read() != 0xFF || jpegStream.Read() != 0xD8)
{
throw new iText.IO.IOException(iText.IO.IOException._1IsNotAValidJpegFile).SetMessageParams(errorID);
}
bool firstPass = true;
int len;
while (true)
{
int v = jpegStream.Read();
if (v < 0)
{
throw new iText.IO.IOException(iText.IO.IOException.PrematureEofWhileReadingJpeg);
}
if (v == 0xFF)
{
int marker = jpegStream.Read();
if (firstPass && marker == M_APP0)
{
firstPass = false;
len = GetShort(jpegStream);
if (len < 16)
{
StreamUtil.Skip(jpegStream, len - 2);
continue;
}
byte[] bcomp = new byte[JFIF_ID.Length];
int r = jpegStream.Read(bcomp);
if (r != bcomp.Length)
{
throw new iText.IO.IOException(iText.IO.IOException._1CorruptedJfifMarker).SetMessageParams(errorID);
}
bool found = true;
for (int k = 0; k < bcomp.Length; ++k)
{
if (bcomp[k] != JFIF_ID[k])
{
found = false;
break;
}
}
if (!found)
{
StreamUtil.Skip(jpegStream, len - 2 - bcomp.Length);
continue;
}
StreamUtil.Skip(jpegStream, 2);
int units = jpegStream.Read();
int dx = GetShort(jpegStream);
int dy = GetShort(jpegStream);
if (units == 1)
{
image.SetDpi(dx, dy);
}
else
{
if (units == 2)
{
image.SetDpi((int)(dx * 2.54f + 0.5f), (int)(dy * 2.54f + 0.5f));
}
}
StreamUtil.Skip(jpegStream, len - 2 - bcomp.Length - 7);
continue;
}
if (marker == M_APPE)
{
len = GetShort(jpegStream) - 2;
byte[] byteappe = new byte[len];
for (int k = 0; k < len; ++k)
{
byteappe[k] = (byte)jpegStream.Read();
}
if (byteappe.Length >= 12)
{
String appe = iText.IO.Util.JavaUtil.GetStringForBytes(byteappe, 0, 5, "ISO-8859-1");
if (appe.Equals("Adobe"))
{
image.SetInverted(true);
}
}
continue;
}
if (marker == M_APP2)
{
len = GetShort(jpegStream) - 2;
byte[] byteapp2 = new byte[len];
for (int k = 0; k < len; ++k)
{
byteapp2[k] = (byte)jpegStream.Read();
}
if (byteapp2.Length >= 14)
{
String app2 = iText.IO.Util.JavaUtil.GetStringForBytes(byteapp2, 0, 11, "ISO-8859-1");
if (app2.Equals("ICC_PROFILE"))
{
int order = byteapp2[12] & 0xff;
int count = byteapp2[13] & 0xff;
// some jpeg producers don't know how to count to 1
if (order < 1)
{
order = 1;
}
if (count < 1)
{
count = 1;
}
if (icc == null)
{
icc = new byte[count][];
}
icc[order - 1] = byteapp2;
}
}
continue;
}
if (marker == M_APPD)
{
len = GetShort(jpegStream) - 2;
byte[] byteappd = new byte[len];
for (int k = 0; k < len; k++)
{
byteappd[k] = (byte)jpegStream.Read();
}
// search for '8BIM Resolution' marker
int k_1;
for (k_1 = 0; k_1 < len - PS_8BIM_RESO.Length; k_1++)
{
bool found = true;
for (int j = 0; j < PS_8BIM_RESO.Length; j++)
{
if (byteappd[k_1 + j] != PS_8BIM_RESO[j])
{
found = false;
break;
}
}
if (found)
{
break;
}
}
k_1 += PS_8BIM_RESO.Length;
if (k_1 < len - PS_8BIM_RESO.Length)
{
// "PASCAL String" for name, i.e. string prefix with length byte
// padded to be even length; 2 null bytes if empty
byte namelength = byteappd[k_1];
// add length byte
namelength++;
// add padding
if (namelength % 2 == 1)
{
namelength++;
}
// just skip name
k_1 += namelength;
// size of the resolution data
int resosize = (byteappd[k_1] << 24) + (byteappd[k_1 + 1] << 16) + (byteappd[k_1 + 2] << 8) + byteappd[k_1
+ 3];
// should be 16
if (resosize != 16)
{
// fail silently, for now
//System.err.println("DEBUG: unsupported resolution IRB size");
continue;
}
k_1 += 4;
int dx = (byteappd[k_1] << 8) + (byteappd[k_1 + 1] & 0xff);
k_1 += 2;
// skip 2 unknown bytes
k_1 += 2;
int unitsx = (byteappd[k_1] << 8) + (byteappd[k_1 + 1] & 0xff);
k_1 += 2;
// skip 2 unknown bytes
k_1 += 2;
int dy = (byteappd[k_1] << 8) + (byteappd[k_1 + 1] & 0xff);
k_1 += 2;
// skip 2 unknown bytes
k_1 += 2;
int unitsy = (byteappd[k_1] << 8) + (byteappd[k_1 + 1] & 0xff);
if (unitsx == 1 || unitsx == 2)
{
dx = (unitsx == 2 ? (int)(dx * 2.54f + 0.5f) : dx);
// make sure this is consistent with JFIF data
if (image.GetDpiX() != 0 && image.GetDpiX() != dx)
{
ILog logger = LogManager.GetLogger(typeof(JpegImageHelper));
logger.Debug(MessageFormatUtil.Format("Inconsistent metadata (dpiX: {0} vs {1})", image.GetDpiX(), dx));
}
else
{
image.SetDpi(dx, image.GetDpiY());
}
}
if (unitsy == 1 || unitsy == 2)
{
dy = (unitsy == 2 ? (int)(dy * 2.54f + 0.5f) : dy);
// make sure this is consistent with JFIF data
if (image.GetDpiY() != 0 && image.GetDpiY() != dy)
{
ILog logger = LogManager.GetLogger(typeof(JpegImageHelper));
logger.Debug(MessageFormatUtil.Format("Inconsistent metadata (dpiY: {0} vs {1})", image.GetDpiY(), dy));
}
else
{
image.SetDpi(image.GetDpiX(), dx);
}
}
}
continue;
}
firstPass = false;
int markertype = Marker(marker);
if (markertype == VALID_MARKER)
{
StreamUtil.Skip(jpegStream, 2);
if (jpegStream.Read() != 0x08)
{
throw new iText.IO.IOException(iText.IO.IOException._1MustHave8BitsPerComponent).SetMessageParams(errorID);
}
image.SetHeight(GetShort(jpegStream));
image.SetWidth(GetShort(jpegStream));
image.SetColorSpace(jpegStream.Read());
image.SetBpc(8);
break;
}
else
{
if (markertype == UNSUPPORTED_MARKER)
{
throw new iText.IO.IOException(iText.IO.IOException._1UnsupportedJpegMarker2).SetMessageParams(errorID, JavaUtil.IntegerToString
(marker));
}
else
{
if (markertype != NOPARAM_MARKER)
{
StreamUtil.Skip(jpegStream, GetShort(jpegStream) - 2);
}
}
}
}
}
if (icc != null)
{
int total = 0;
for (int k = 0; k < icc.Length; ++k)
{
if (icc[k] == null)
{
icc = null;
return;
}
total += icc[k].Length - 14;
}
byte[] ficc = new byte[total];
total = 0;
for (int k = 0; k < icc.Length; ++k)
{
Array.Copy(icc[k], 14, ficc, total, icc[k].Length - 14);
total += icc[k].Length - 14;
}
try {
image.SetProfile(IccProfile.GetInstance(ficc, image.GetColorSpace()));
}
catch (ArgumentException) {
}
}
}
/// <summary><inheritDoc/></summary>
/// <exception cref="System.IO.IOException"/>
public virtual double ReadDouble()
{
return(JavaUtil.LongBitsToDouble(ReadLong()));
}
/* (non-Javadoc)
* @see com.itextpdf.styledxmlparser.css.resolve.shorthand.IShorthandResolver#resolveShorthand(java.lang.String)
*/
public virtual IList <CssDeclaration> ResolveShorthand(String shorthandExpression)
{
if (UNSUPPORTED_VALUES_OF_FONT_SHORTHAND.Contains(shorthandExpression))
{
ILog logger = LogManager.GetLogger(typeof(FontShorthandResolver));
logger.Error(MessageFormatUtil.Format("The \"{0}\" value of CSS shorthand property \"font\" is not supported"
, shorthandExpression));
}
if (CommonCssConstants.INITIAL.Equals(shorthandExpression) || CommonCssConstants.INHERIT.Equals(shorthandExpression
))
{
return(JavaUtil.ArraysAsList(new CssDeclaration(CommonCssConstants.FONT_STYLE, shorthandExpression), new CssDeclaration
(CommonCssConstants.FONT_VARIANT, shorthandExpression), new CssDeclaration(CommonCssConstants.FONT_WEIGHT
, shorthandExpression), new CssDeclaration(CommonCssConstants.FONT_SIZE, shorthandExpression), new CssDeclaration
(CommonCssConstants.LINE_HEIGHT, shorthandExpression), new CssDeclaration(CommonCssConstants.FONT_FAMILY
, shorthandExpression)));
}
String fontStyleValue = null;
String fontVariantValue = null;
String fontWeightValue = null;
String fontSizeValue = null;
String lineHeightValue = null;
String fontFamilyValue = null;
IList <String> properties = GetFontProperties(iText.IO.Util.StringUtil.ReplaceAll(shorthandExpression, "\\s*,\\s*"
, ","));
foreach (String value in properties)
{
int slashSymbolIndex = value.IndexOf('/');
if (CommonCssConstants.ITALIC.Equals(value) || CommonCssConstants.OBLIQUE.Equals(value))
{
fontStyleValue = value;
}
else
{
if (CommonCssConstants.SMALL_CAPS.Equals(value))
{
fontVariantValue = value;
}
else
{
if (FONT_WEIGHT_NOT_DEFAULT_VALUES.Contains(value))
{
fontWeightValue = value;
}
else
{
if (slashSymbolIndex > 0)
{
fontSizeValue = value.JSubstring(0, slashSymbolIndex);
lineHeightValue = value.JSubstring(slashSymbolIndex + 1, value.Length);
}
else
{
if (FONT_SIZE_VALUES.Contains(value) || CssUtils.IsMetricValue(value) || CssUtils.IsNumericValue(value) ||
CssUtils.IsRelativeValue(value))
{
fontSizeValue = value;
}
else
{
fontFamilyValue = value;
}
}
}
}
}
}
IList <CssDeclaration> cssDeclarations = JavaUtil.ArraysAsList(new CssDeclaration(CommonCssConstants.FONT_STYLE
, fontStyleValue == null ? CommonCssConstants.INITIAL : fontStyleValue), new CssDeclaration(CommonCssConstants
.FONT_VARIANT, fontVariantValue == null ? CommonCssConstants.INITIAL : fontVariantValue), new CssDeclaration
(CommonCssConstants.FONT_WEIGHT, fontWeightValue == null ? CommonCssConstants.INITIAL : fontWeightValue
), new CssDeclaration(CommonCssConstants.FONT_SIZE, fontSizeValue == null ? CommonCssConstants.INITIAL
: fontSizeValue), new CssDeclaration(CommonCssConstants.LINE_HEIGHT, lineHeightValue == null ? CommonCssConstants
.INITIAL : lineHeightValue), new CssDeclaration(CommonCssConstants.FONT_FAMILY, fontFamilyValue == null
? CommonCssConstants.INITIAL : fontFamilyValue));
return(cssDeclarations);
}
/// <exception cref="System.IO.IOException"/>
public double ReadDoubleLE()
{
return(JavaUtil.LongBitsToDouble(ReadLongLE()));
}
public override int GetHashCode()
{
return(content == null ? 0 : JavaUtil.ArraysHashCode(content));
}
public PageRangePartAnd(params PageRange.IPageRangePart[] conditions)
{
this.conditions.AddAll(JavaUtil.ArraysAsList(conditions));
}
/// <summary>Writes cross reference table and trailer to PDF.</summary>
protected internal virtual void WriteXrefTableAndTrailer(PdfDocument document, PdfObject fileId, PdfObject
crypto)
{
PdfWriter writer = document.GetWriter();
if (!document.properties.appendMode)
{
for (int i = count; i > 0; --i)
{
PdfIndirectReference lastRef = xref[i];
if (lastRef == null || lastRef.IsFree())
{
RemoveFreeRefFromList(i);
--count;
}
else
{
break;
}
}
}
IList <int> sections = CreateSections(document, false);
if (document.properties.appendMode && sections.Count == 0)
{
// no modifications.
xref = null;
return;
}
long startxref = writer.GetCurrentPos();
long xRefStmPos = -1;
if (writer.IsFullCompression())
{
PdfStream xrefStream = (PdfStream) new PdfStream().MakeIndirect(document);
xrefStream.MakeIndirect(document);
xrefStream.Put(PdfName.Type, PdfName.XRef);
xrefStream.Put(PdfName.ID, fileId);
if (crypto != null)
{
xrefStream.Put(PdfName.Encrypt, crypto);
}
xrefStream.Put(PdfName.Size, new PdfNumber(this.Size()));
int offsetSize = GetOffsetSize(Math.Max(startxref, Size()));
xrefStream.Put(PdfName.W, new PdfArray(JavaUtil.ArraysAsList((PdfObject) new PdfNumber(1), new PdfNumber(offsetSize
), new PdfNumber(2))));
xrefStream.Put(PdfName.Info, document.GetDocumentInfo().GetPdfObject());
xrefStream.Put(PdfName.Root, document.GetCatalog().GetPdfObject());
PdfArray index = new PdfArray();
foreach (int?section in sections)
{
index.Add(new PdfNumber((int)section));
}
if (document.properties.appendMode && !document.reader.hybridXref)
{
// "not meaningful in hybrid-reference files"
PdfNumber lastXref = new PdfNumber(document.reader.GetLastXref());
xrefStream.Put(PdfName.Prev, lastXref);
}
xrefStream.Put(PdfName.Index, index);
iText.Kernel.Pdf.PdfXrefTable xrefTable = document.GetXref();
for (int k = 0; k < sections.Count; k += 2)
{
int first = (int)sections[k];
int len = (int)sections[k + 1];
for (int i = first; i < first + len; i++)
{
PdfIndirectReference reference = xrefTable.Get(i);
if (reference.IsFree())
{
xrefStream.GetOutputStream().Write(0);
xrefStream.GetOutputStream().Write(reference.GetOffset(), offsetSize);
xrefStream.GetOutputStream().Write(reference.GetGenNumber(), 2);
}
else
{
if (reference.GetObjStreamNumber() == 0)
{
xrefStream.GetOutputStream().Write(1);
xrefStream.GetOutputStream().Write(reference.GetOffset(), offsetSize);
xrefStream.GetOutputStream().Write(reference.GetGenNumber(), 2);
}
else
{
xrefStream.GetOutputStream().Write(2);
xrefStream.GetOutputStream().Write(reference.GetObjStreamNumber(), offsetSize);
xrefStream.GetOutputStream().Write(reference.GetIndex(), 2);
}
}
}
}
xrefStream.Flush();
xRefStmPos = startxref;
}
// For documents with hybrid cross-reference table, i.e. containing xref streams as well as regular xref sections,
// we write additional regular xref section at the end of the document because the /Prev reference from
// xref stream to a regular xref section doesn't seem to be valid
bool needsRegularXref = !writer.IsFullCompression() || document.properties.appendMode && document.reader.hybridXref;
if (needsRegularXref)
{
startxref = writer.GetCurrentPos();
writer.WriteString("xref\n");
iText.Kernel.Pdf.PdfXrefTable xrefTable = document.GetXref();
if (xRefStmPos != -1)
{
// Get rid of all objects from object stream. This is done for hybrid documents
sections = CreateSections(document, true);
}
for (int k = 0; k < sections.Count; k += 2)
{
int first = (int)sections[k];
int len = (int)sections[k + 1];
writer.WriteInteger(first).WriteSpace().WriteInteger(len).WriteByte((byte)'\n');
for (int i = first; i < first + len; i++)
{
PdfIndirectReference reference = xrefTable.Get(i);
StringBuilder off = new StringBuilder("0000000000").Append(reference.GetOffset());
StringBuilder gen = new StringBuilder("00000").Append(reference.GetGenNumber());
writer.WriteString(off.JSubstring(off.Length - 10, off.Length)).WriteSpace().WriteString(gen.JSubstring(gen
.Length - 5, gen.Length)).WriteSpace();
if (reference.IsFree())
{
writer.WriteBytes(freeXRefEntry);
}
else
{
writer.WriteBytes(inUseXRefEntry);
}
}
}
PdfDictionary trailer = document.GetTrailer();
// Remove all unused keys in case stamp mode in case original file has full compression, but destination file has not.
trailer.Remove(PdfName.W);
trailer.Remove(PdfName.Index);
trailer.Remove(PdfName.Type);
trailer.Remove(PdfName.Length);
trailer.Put(PdfName.Size, new PdfNumber(this.Size()));
trailer.Put(PdfName.ID, fileId);
if (xRefStmPos != -1)
{
trailer.Put(PdfName.XRefStm, new PdfNumber(xRefStmPos));
}
if (crypto != null)
{
trailer.Put(PdfName.Encrypt, crypto);
}
writer.WriteString("trailer\n");
if (document.properties.appendMode)
{
PdfNumber lastXref = new PdfNumber(document.reader.GetLastXref());
trailer.Put(PdfName.Prev, lastXref);
}
writer.Write(document.GetTrailer());
writer.Write('\n');
}
WriteKeyInfo(document);
writer.WriteString("startxref\n").WriteLong(startxref).WriteString("\n%%EOF\n");
xref = null;
freeReferencesLinkedList.Clear();
}
private static float[] GetDefaultColorants(int numOfColorants)
{
float[] colorants = new float[numOfColorants];
JavaUtil.Fill(colorants, 1f);
return(colorants);
}
public virtual void AddCustomEvenConstructor()
{
PageRange range = new PageRange("even");
NUnit.Framework.Assert.AreEqual(range.GetQualifyingPageNums(5), JavaUtil.ArraysAsList(2, 4));
}
public virtual void QueueTest()
{
TestCache(new EventDataCacheQueueBased <String, DataCacheTest.SimpleData>(), JavaUtil.ArraysAsList(new DataCacheTest.SimpleData
("type1", 10), new DataCacheTest.SimpleData("type2", 4), new DataCacheTest.SimpleData("type3", 5), new
DataCacheTest.SimpleData("type2", 12)), JavaUtil.ArraysAsList(new DataCacheTest.SimpleData("type1", 10
), new DataCacheTest.SimpleData("type2", 16), new DataCacheTest.SimpleData("type3", 5)));
}
/// <summary>
/// Adds polyline path based on array of
/// <see cref="iText.Kernel.Geom.Point"/>
/// (internally converting
/// them by
/// <see cref="ConvertToLongPoints(System.Collections.Generic.IList{E})"/>
/// ) and adds this path to
/// <see cref="Clipper"/>
/// instance, treating the path as
/// a polyline (an open path in terms of clipper library). This path is added to the subject of future clipping.
/// Polylines cannot be part of clipping polygon.
/// <para />
/// The return value will be false if the path is invalid for clipping. A path is invalid for clipping when:
/// <ul>
/// <li>it has less than 2 vertices;
/// </ul>
/// </summary>
/// <param name="clipper">
///
/// <see cref="Clipper"/>
/// instance to which the created polyline path will be added.
/// </param>
/// <param name="lineVertices">
/// an array of
/// <see cref="iText.Kernel.Geom.Point"/>
/// which will be internally converted
/// to clipper path and added to the clipper instance.
/// </param>
/// <returns>true if polyline path was successfully added, false otherwise.</returns>
public static bool AddPolylineSubjectToClipper(Clipper clipper, Point[] lineVertices)
{
return(clipper.AddPath(new List <IntPoint>(ConvertToLongPoints(new List <Point>(JavaUtil.ArraysAsList(lineVertices
)))), PolyType.SUBJECT, false));
}
public virtual void BiggestCountTest()
{
TestCache(new EventDataCacheComparatorBased <String, DataCacheTest.SimpleData>(new EventDataHandlerUtil.BiggerCountComparator
<String, DataCacheTest.SimpleData>()), JavaUtil.ArraysAsList(new DataCacheTest.SimpleData("type1", 10)
, new DataCacheTest.SimpleData("type2", 4), new DataCacheTest.SimpleData("type3", 5), new DataCacheTest.SimpleData
("type2", 8)), JavaUtil.ArraysAsList(new DataCacheTest.SimpleData("type2", 12), new DataCacheTest.SimpleData
("type1", 10), new DataCacheTest.SimpleData("type3", 5)));
}
// this method is ugly, and does a lot. but other breakups cause rescanning and stringbuilder generations
internal static void Escape(StringBuilder accum, String str, OutputSettings outputSettings, bool inAttribute
, bool normaliseWhite, bool stripLeadingWhite)
{
bool lastWasWhite = false;
bool reachedNonWhite = false;
Entities.EscapeMode escapeMode = outputSettings.EscapeMode();
System.Text.Encoding encoder = outputSettings.Charset();
Entities.CoreCharset coreCharset = GetCoreCharsetByName(outputSettings.Charset().Name());
IDictionary <char, String> map = escapeMode.GetMap();
int length = str.Length;
int codePoint;
for (int offset = 0; offset < length; offset += iText.IO.Util.TextUtil.CharCount(codePoint))
{
codePoint = str.CodePointAt(offset);
if (normaliseWhite)
{
if (iText.StyledXmlParser.Jsoup.Helper.StringUtil.IsWhitespace(codePoint))
{
if ((stripLeadingWhite && !reachedNonWhite) || lastWasWhite)
{
continue;
}
accum.Append(' ');
lastWasWhite = true;
continue;
}
else
{
lastWasWhite = false;
reachedNonWhite = true;
}
}
// surrogate pairs, split implementation for efficiency on single char common case (saves creating strings, char[]):
if (codePoint < iText.IO.Util.TextUtil.CHARACTER_MIN_SUPPLEMENTARY_CODE_POINT)
{
char c = (char)codePoint;
// html specific and required escapes:
switch (c)
{
case '&': {
accum.Append("&");
break;
}
case (char)0xA0: {
if (escapeMode != Entities.EscapeMode.xhtml)
{
accum.Append(" ");
}
else
{
accum.Append(" ");
}
break;
}
case '<': {
// escape when in character data or when in a xml attribue val; not needed in html attr val
if (!inAttribute || escapeMode == Entities.EscapeMode.xhtml)
{
accum.Append("<");
}
else
{
accum.Append(c);
}
break;
}
case '>': {
if (!inAttribute)
{
accum.Append(">");
}
else
{
accum.Append(c);
}
break;
}
case '"': {
if (inAttribute)
{
accum.Append(""");
}
else
{
accum.Append(c);
}
break;
}
default: {
if (CanEncode(coreCharset, c, encoder))
{
accum.Append(c);
}
else
{
if (map.ContainsKey(c))
{
accum.Append('&').Append(map.Get(c)).Append(';');
}
else
{
accum.Append("&#x").Append(JavaUtil.IntegerToHexString(codePoint)).Append(';');
}
}
break;
}
}
}
else
{
String c = new String(iText.IO.Util.TextUtil.ToChars(codePoint));
if (encoder.CanEncode(c))
{
// uses fallback encoder for simplicity
accum.Append(c);
}
else
{
accum.Append("&#x").Append(JavaUtil.IntegerToHexString(codePoint)).Append(';');
}
}
}
}
/// <summary>Adds an unspecified amount of tabstop elements as properties to the Paragraph.</summary>
/// <param name="tabStops">
/// the
/// <see cref="TabStop">tabstop(s)</see>
/// to be added as properties
/// </param>
/// <returns>this Paragraph</returns>
/// <seealso cref="TabStop"/>
public virtual iText.Layout.Element.Paragraph AddTabStops(params TabStop[] tabStops)
{
AddTabStopsAsProperty(JavaUtil.ArraysAsList(tabStops));
return(this);
}
private IRenderer CreateListSymbolRenderer(int index, IRenderer renderer)
{
Object defaultListSymbol = GetListItemOrListProperty(renderer, this, Property.LIST_SYMBOL);
if (defaultListSymbol is Text)
{
return(SurroundTextBullet(new TextRenderer((Text)defaultListSymbol)));
}
else
{
if (defaultListSymbol is Image)
{
return(new ImageRenderer((Image)defaultListSymbol));
}
else
{
if (defaultListSymbol is ListNumberingType)
{
ListNumberingType numberingType = (ListNumberingType)defaultListSymbol;
String numberText;
switch (numberingType)
{
case ListNumberingType.DECIMAL: {
numberText = index.ToString();
break;
}
case ListNumberingType.DECIMAL_LEADING_ZERO: {
numberText = (index < 10 ? "0" : "") + index.ToString();
break;
}
case ListNumberingType.ROMAN_LOWER: {
numberText = RomanNumbering.ToRomanLowerCase(index);
break;
}
case ListNumberingType.ROMAN_UPPER: {
numberText = RomanNumbering.ToRomanUpperCase(index);
break;
}
case ListNumberingType.ENGLISH_LOWER: {
numberText = EnglishAlphabetNumbering.ToLatinAlphabetNumberLowerCase(index);
break;
}
case ListNumberingType.ENGLISH_UPPER: {
numberText = EnglishAlphabetNumbering.ToLatinAlphabetNumberUpperCase(index);
break;
}
case ListNumberingType.GREEK_LOWER: {
numberText = GreekAlphabetNumbering.ToGreekAlphabetNumber(index, false, true);
break;
}
case ListNumberingType.GREEK_UPPER: {
numberText = GreekAlphabetNumbering.ToGreekAlphabetNumber(index, true, true);
break;
}
case ListNumberingType.ZAPF_DINGBATS_1: {
numberText = JavaUtil.CharToString((char)(index + 171));
break;
}
case ListNumberingType.ZAPF_DINGBATS_2: {
numberText = JavaUtil.CharToString((char)(index + 181));
break;
}
case ListNumberingType.ZAPF_DINGBATS_3: {
numberText = JavaUtil.CharToString((char)(index + 191));
break;
}
case ListNumberingType.ZAPF_DINGBATS_4: {
numberText = JavaUtil.CharToString((char)(index + 201));
break;
}
default: {
throw new InvalidOperationException();
}
}
Text textElement = new Text(GetListItemOrListProperty(renderer, this, Property.LIST_SYMBOL_PRE_TEXT) + numberText
+ GetListItemOrListProperty(renderer, this, Property.LIST_SYMBOL_POST_TEXT));
IRenderer textRenderer;
// Be careful. There is a workaround here. For Greek symbols we first set a dummy font with document=null
// in order for the metrics to be taken into account correctly during layout.
// Then on draw we set the correct font with actual document in order for the font objects to be created.
if (numberingType == ListNumberingType.GREEK_LOWER || numberingType == ListNumberingType.GREEK_UPPER || numberingType
== ListNumberingType.ZAPF_DINGBATS_1 || numberingType == ListNumberingType.ZAPF_DINGBATS_2 || numberingType
== ListNumberingType.ZAPF_DINGBATS_3 || numberingType == ListNumberingType.ZAPF_DINGBATS_4)
{
String constantFont = (numberingType == ListNumberingType.GREEK_LOWER || numberingType == ListNumberingType
.GREEK_UPPER) ? StandardFonts.SYMBOL : StandardFonts.ZAPFDINGBATS;
textRenderer = new _TextRenderer_211(constantFont, textElement);
try {
textRenderer.SetProperty(Property.FONT, PdfFontFactory.CreateFont(constantFont));
}
catch (System.IO.IOException) {
}
}
else
{
textRenderer = new TextRenderer(textElement);
}
return(SurroundTextBullet(textRenderer));
}
else
{
if (defaultListSymbol is IListSymbolFactory)
{
return(SurroundTextBullet(((IListSymbolFactory)defaultListSymbol).CreateSymbol(index, this, renderer).CreateRendererSubTree
()));
}
else
{
if (defaultListSymbol == null)
{
return(null);
}
else
{
throw new InvalidOperationException();
}
}
}
}
}
}
/// <summary>Places the barcode in a <c>PdfCanvas</c>.</summary>
/// <remarks>
/// Places the barcode in a <c>PdfCanvas</c>. The
/// barcode is always placed at coordinates (0, 0). Use the
/// translation matrix to move it elsewhere.
/// <para />
/// The bars and text are written in the following colors:
/// <table border="1" summary="">
/// <tr>
/// <th><c>barColor</c></th>
/// <th><c>textColor</c></th>
/// <th>Result</th>
/// </tr>
/// <tr>
/// <td><c>null</c></td>
/// <td><c>null</c></td>
/// <td>bars and text painted with current fill color</td>
/// </tr>
/// <tr>
/// <td><c>barColor</c></td>
/// <td><c>null</c></td>
/// <td>bars and text painted with <c>barColor</c></td>
/// </tr>
/// <tr>
/// <td><c>null</c></td>
/// <td><c>textColor</c></td>
/// <td>bars painted with current color<br />text painted with <c>textColor</c></td>
/// </tr>
/// <tr>
/// <td><c>barColor</c></td>
/// <td><c>textColor</c></td>
/// <td>bars painted with <c>barColor</c><br />text painted with <c>textColor</c></td>
/// </tr>
/// </table>
/// </remarks>
/// <param name="canvas">the <c>PdfCanvas</c> where the barcode will be placed</param>
/// <param name="barColor">the color of the bars. It can be <c>null</c></param>
/// <param name="textColor">the color of the text. It can be <c>null</c></param>
/// <returns>the dimensions the barcode occupies</returns>
public override Rectangle PlaceBarcode(PdfCanvas canvas, Color barColor, Color textColor)
{
String fullCode = this.code;
if (this.checksumText)
{
fullCode = fullCode + JavaUtil.IntegerToString(GetChecksum(this.code));
}
float fontX = 0.0f;
if (this.font != null)
{
String var10001 = this.altText != null ? this.altText : fullCode;
fullCode = this.altText != null ? this.altText : fullCode;
fontX = this.font.GetWidth(var10001, this.size);
}
String bCode = this.code;
if (this.generateChecksum)
{
bCode += GetChecksum(bCode);
}
int idx;
idx = bCode.Length;
float fullWidth = (float)((idx + 2) * 11) * this.x + 2.0f * this.x;
float barStartX = 0.0f;
float textStartX = 0.0f;
switch (this.textAlignment)
{
case 1: {
break;
}
case 2: {
if (fontX > fullWidth)
{
barStartX = fontX - fullWidth;
}
else
{
textStartX = fullWidth - fontX;
}
break;
}
default: {
if (fontX > fullWidth)
{
barStartX = (fontX - fullWidth) / 2.0f;
}
else
{
textStartX = (fullWidth - fontX) / 2.0f;
}
break;
}
}
float barStartY = 0.0f;
float textStartY = 0.0f;
if (this.font != null)
{
if (this.baseline <= 0.0f)
{
textStartY = this.barHeight - this.baseline;
}
else
{
textStartY = -this.GetDescender();
barStartY = textStartY + this.baseline;
}
}
byte[] bars = GetBarsMSI(bCode);
if (barColor != null)
{
canvas.SetFillColor(barColor);
}
for (int k = 0; k < bars.Length; ++k)
{
float w = (float)bars[k] * this.x;
if (bars[k] == 1)
{
canvas.Rectangle((double)barStartX, (double)barStartY, (double)(w - this.inkSpreading), (double)this.barHeight
);
}
barStartX += this.x;
}
canvas.Fill();
if (this.font != null)
{
if (textColor != null)
{
canvas.SetFillColor(textColor);
}
canvas.BeginText();
canvas.SetFontAndSize(this.font, this.size);
canvas.SetTextMatrix(textStartX, textStartY);
canvas.ShowText(fullCode);
canvas.EndText();
}
return(this.GetBarcodeSize());
}
