private void SavePatterns(TPdfStream DataStream, TXRefSection XRef)
{
int HatchCount = HatchPatterns.Count;
int ImageTextureCount = ImageTexturePatterns.Count;
int GradientCount = GradientPatterns.Count;
if (HatchCount + GradientCount + ImageTextureCount <= 0) return;
TPdfBaseRecord.WriteLine(DataStream, TPdfTokens.GetString(TPdfToken.PatternName));
TDictionaryRecord.BeginDictionary(DataStream);
for (int i = 0; i < HatchCount; i++)
{
HatchPatterns[i].WritePattern(DataStream, XRef);
}
for (int i = 0; i < ImageTextureCount; i++)
{
ImageTexturePatterns[i].WritePattern(DataStream, XRef);
}
for (int i = 0; i < GradientCount; i++)
{
GradientPatterns[i].WritePattern(DataStream, XRef);
}
TDictionaryRecord.EndDictionary(DataStream);
if (HatchCount <= 0) return;
//Pattern color space
TPdfBaseRecord.WriteLine(DataStream, TPdfTokens.GetString(TPdfToken.ColorSpaceName));
TDictionaryRecord.BeginDictionary(DataStream);
PatternColorSpaceId = TPdfHatch.WriteColorSpace(DataStream, XRef);
TDictionaryRecord.EndDictionary(DataStream);
}
public int CompareTo(object obj)
{
TPdfHatch p2 = obj as TPdfHatch;
if (p2 == null)
{
return(obj.GetType().GUID.CompareTo(this.GetType().GUID));
}
return(PatternStyle.CompareTo(p2.PatternStyle));
}
internal void SelectPattern(TPdfStream DataStream, HatchStyle aStyle, Color aColor)
{
TPdfHatch SearchPattern = new TPdfHatch(HatchPatterns.Count, aStyle);
int Index = HatchPatterns.BinarySearch(0, HatchPatterns.Count, SearchPattern, null); //Only BinarySearch compatible with CF.
if (Index < 0)
HatchPatterns.Insert(~Index, SearchPattern);
else SearchPattern = HatchPatterns[Index];
SearchPattern.Select(DataStream, aColor);
}
internal void SaveObjects(TPdfStream DataStream, TXRefSection XRef)
{
if (Fonts.Count > 0)
{
foreach (string s in Fonts.OrderedKeys)
{
TPdfFont pf = ((TPdfFont)Fonts[s]);
if (pf.UsedInDoc) pf.WriteFontObject(DataStream, XRef);
}
}
int aCount = Images.Count;
for (int i = 0; i < aCount; i++)
{
Images[i].WriteImageObject(DataStream, XRef);
}
aCount = HatchPatterns.Count;
for (int i = 0; i < aCount; i++)
{
HatchPatterns[i].WritePatternObject(DataStream, XRef);
}
if (aCount > 0)
{
TPdfHatch.WriteColorSpaceObject(DataStream, XRef, PatternColorSpaceId);
}
aCount = ImageTexturePatterns.Count;
for (int i = 0; i < aCount; i++)
{
ImageTexturePatterns[i].WritePatternObject(DataStream, XRef);
}
aCount = GradientPatterns.Count;
for (int i = 0; i < aCount; i++)
{
GradientPatterns[i].WritePatternObject(DataStream, XRef);
}
aCount = Functions.Count;
for (int i = 0; i < aCount; i++)
{
Functions[i].WriteFunctionObject(DataStream, XRef, FCompress);
}
aCount = GStates.Count;
for (int i = 0; i < aCount; i++)
{
GStates[i].WriteGStateObject(DataStream, XRef);
}
}
