/// <summary> /// Overrides the default method to write a 4 element array /// </summary> /// <param name="writer"></param> protected override void RenderCustomColorSpace(PDFWriter writer) { writer.BeginDictionaryEntry("ColorSpace"); if (null == this.Pallette || this.Pallette.Length == 0) { throw new NullReferenceException("Palette"); } else { PDFObjectRef index = writer.BeginObject(); writer.BeginArray(); writer.BeginArrayEntry(); writer.WriteName("Indexed"); writer.EndArrayEntry(); writer.BeginArrayEntry(); ColorSpace cs = this.Pallette[0].ColorSpace; if (cs == ColorSpace.RGB) { writer.WriteName("DeviceRGB"); } else if (cs == ColorSpace.G) { writer.WriteName("DeviceG"); } else { throw new ArgumentOutOfRangeException("Palette[0].ColorSpace"); } writer.EndArrayEntry(); writer.BeginArrayEntry(); writer.WriteNumber(this.Pallette.Length - 1);//maximum value not number of entries writer.EndArrayEntry(); //check the stored instance if (null == _bytestreamdata) { _bytestreamdata = GetPaletteString(cs); } writer.BeginArrayEntry(); writer.WriteByteString(_bytestreamdata); writer.EndArrayEntry(); writer.EndArray(); writer.EndObject(); writer.WriteObjectRef(index); } writer.EndDictionaryEntry(); }
protected virtual PDFObjectRef RenderShadingDictionary(PDFContextBase context, PDFWriter writer) { PDFPoint offset = new PDFPoint(this.Start.X, this.Start.Y);// this.Start; PDFSize size = this.Size; PDFSize graphicsSize = new PDFSize(size.Width + offset.X, size.Height + offset.Y); var func = this._descriptor.GetGradientFunction(offset, size); var coords = GetCoords(offset, size, _descriptor.Size, _descriptor.XCentre, _descriptor.YCentre); writer.BeginDictionaryEntry("Shading"); writer.BeginDictionary(); writer.WriteDictionaryNumberEntry("ShadingType", (int)ShadingType.Radial); writer.WriteDictionaryNameEntry("ColorSpace", "DeviceRGB"); writer.WriteDictionaryBooleanEntry("AntiAlias", true); writer.BeginDictionaryEntry("BBox"); writer.WriteArrayRealEntries(true, offset.X.PointsValue, offset.Y.PointsValue, offset.X.PointsValue + size.Width.PointsValue, offset.Y.PointsValue + size.Height.PointsValue); writer.EndDictionaryEntry(); writer.BeginDictionaryEntry("Coords"); writer.WriteArrayRealEntries(true, coords); writer.EndDictionaryEntry(); writer.BeginDictionaryEntry("Extend"); writer.BeginArray(); writer.BeginArrayEntry(); writer.WriteBooleanS(true); writer.EndArrayEntry(); writer.BeginArrayEntry(); writer.WriteBooleanS(true); writer.EndArrayEntry(); writer.EndArray(); writer.EndDictionaryEntry(); if (null != func) { writer.BeginDictionaryEntry("Function"); func.WriteFunctionDictionary(context, writer); writer.EndDictionaryEntry(); } writer.EndDictionary();//shading return(null); }
/// <summary> /// Writes a single destination /// </summary> /// <param name="context"></param> /// <param name="writer"></param> /// <param name="name"></param> /// <returns></returns> internal bool WriteDestination(PDFRenderContext context, PDFWriter writer, string name) { PDFDestination dest = _dests[name]; writer.BeginArrayEntry(); writer.WriteStringLiteral(name); writer.EndArrayEntry(); writer.BeginArrayEntry(); dest.OutputToPDF(context, writer); writer.EndArrayEntry(); writer.WriteLine(); return(true); }
/// <summary> /// Outputs the first Page tree Component and calls Output on each of the layout pages. /// </summary> /// <param name="context">The current context</param> /// <param name="writer">The current writer</param> /// <returns>A reference to the current page tree root Component</returns> protected virtual PDFObjectRef OutputPageTree(PDFRenderContext context, PDFWriter writer) { //Begin the Pages object and dictionary PDFObjectRef pgs = writer.BeginObject(Const.PageTreeName); writer.BeginDictionary(); writer.WriteDictionaryNameEntry("Type", "Pages"); List <PDFObjectRef> pagerefs = OutputAllPages(pgs, context, writer); //write the kids array entry in the dictionary writer.BeginDictionaryEntry("Kids"); writer.BeginArray(); foreach (PDFObjectRef kid in pagerefs) { writer.BeginArrayEntry(); writer.WriteFileObject(kid); writer.EndArrayEntry(); } writer.EndArray(); //Write the total number of pages to the dictionary writer.EndDictionaryEntry(); writer.BeginDictionaryEntry("Count"); writer.WriteNumber(pagerefs.Count); writer.EndDictionaryEntry(); //close the ditionary and the object writer.EndDictionary(); writer.EndObject(); return(pgs); }
public override void WriteFunctionDictionary(PDFContextBase context, PDFWriter writer) { writer.BeginDictionary(); writer.WriteDictionaryNumberEntry("FunctionType", 3); writer.BeginDictionaryEntry("Domain"); writer.WriteArrayRealEntries(this.DomainStart, this.DomainEnd); writer.EndDictionaryEntry(); //The bounds is the function extents of the functions writer.BeginDictionaryEntry("Bounds"); writer.BeginArray(); foreach (var boundary in this.Boundaries) { writer.BeginArrayEntry(); writer.WriteRealS(boundary.Bounds); writer.EndArrayEntry(); } writer.EndArray(); writer.EndDictionaryEntry(); //Write the array of function 2 (Axial aka Linear between 2 colours) List <double> encodes = new List <double>(); writer.BeginDictionaryEntry("Functions"); writer.BeginArray(); foreach (var func in this.Functions) { writer.BeginArrayEntry(); func.WriteFunctionDictionary(context, writer); writer.EndArrayEntry(); //May need to change these values encodes.Add(0); encodes.Add(1); } writer.EndArray(); writer.EndDictionaryEntry(); //Write the encodes for each of the functions 0 1 in a single array writer.BeginDictionaryEntry("Encode"); writer.WriteArrayRealEntries(encodes.ToArray()); writer.EndDictionaryEntry(); writer.EndDictionary(); }
/// <summary> /// Writes the underlying data of the file object to the passed text writer /// </summary> /// <param name="tw">The text writer object to write data to</param> public void WriteData(PDFWriter writer) { writer.BeginArrayS(); foreach (IFileObject pfo in this) { writer.BeginArrayEntry(); pfo.WriteData(writer); writer.EndArrayEntry(); } writer.EndArray(); }
private void WriteAPageLabel(PDFRenderContext context, PDFWriter writer, PDFPageNumberRegistration entry) { writer.WriteLine(); writer.BeginArrayEntry(); writer.WriteNumberS(entry.FirstPageIndex); writer.BeginDictionaryS(); string type; switch (entry.Group.NumberStyle) { case PageNumberStyle.Decimals: type = "D"; break; case PageNumberStyle.UppercaseRoman: type = "R"; break; case PageNumberStyle.LowercaseRoman: type = "r"; break; case PageNumberStyle.UppercaseLetters: type = "A"; break; case PageNumberStyle.LowercaseLetters: type = "a"; break; default: type = ""; break; } if (!string.IsNullOrEmpty(type)) { writer.WriteDictionaryNameEntry("S", type); } if (entry.Group.NumberStart > 0) { writer.WriteDictionaryNumberEntry("St", entry.Group.NumberStart + entry.PreviousLinkedRegistrationPageCount); } writer.EndDictionary(); writer.EndArrayEntry(); if (context.ShouldLogVerbose) { context.TraceLog.Add(TraceLevel.Verbose, "Page Labels", "Output the page label entry starting at page index " + entry.FirstPageIndex + " with style " + entry.Group.NumberStyle + ", starting at " + entry.Group.NumberStart); } }
protected void WriteFilterNames(PDFContextBase context, PDFWriter writer) { if (this.ShouldApplyFilters(context)) { if (this.Filters.Length == 1) { writer.WriteDictionaryNameEntry("Filter", this.Filters[0].FilterName); if (context.ShouldLogDebug) { context.TraceLog.Add(TraceLevel.Debug, "Image Data", "Output Image Filter with name " + this.Filters[0].FilterName); } } else { writer.BeginDictionaryEntry("Filter"); writer.BeginArray(); for (int i = 0; i < this.Filters.Length; i++) { writer.BeginArrayEntry(); writer.WriteName(this.Filters[i].FilterName); writer.EndArrayEntry(); if (context.ShouldLogDebug) { context.TraceLog.Add(TraceLevel.Debug, "Image Data", "Output Image Filter with name " + this.Filters[i].FilterName); } } writer.EndArray(); writer.EndDictionaryEntry(); } } else { if (context.ShouldLogDebug) { context.TraceLog.Add(TraceLevel.Debug, "Image Data", "No image filters to apply or not appropriate"); } } }
protected virtual PDFObjectRef OutputContent(PDFRenderContext context, PDFWriter writer) { PDFObjectRef oref = writer.BeginObject(); IStreamFilter[] filters = (context.Compression == OutputCompressionType.FlateDecode) ? this.PageCompressionFilters : null; writer.BeginStream(oref, filters); PDFPoint pt = context.Offset.Clone(); PDFSize sz = context.Space.Clone(); using (PDFGraphics g = this.CreateGraphics(writer, context.StyleStack, context)) { context.Graphics = g; if (null != this.HeaderBlock) { this.HeaderBlock.OutputToPDF(context, writer); } this.ContentBlock.OutputToPDF(context, writer); if (null != this.FooterBlock) { this.FooterBlock.OutputToPDF(context, writer); } if (_outputbadge) { this.PaintBadgeXObj(context, writer); } } context.Offset = pt; context.Space = sz; long len = writer.EndStream(); writer.BeginDictionary(); if (null != filters && filters.Length > 0) { writer.BeginDictionaryEntry("Length"); writer.WriteNumberS(len); writer.EndDictionaryEntry(); writer.BeginDictionaryEntry("Filter"); writer.BeginArray(); foreach (IStreamFilter filter in filters) { writer.BeginArrayEntry(); writer.WriteName(filter.FilterName); writer.EndArrayEntry(); } writer.EndArray(); writer.EndDictionaryEntry(); } else { writer.BeginDictionaryEntry("Length"); writer.WriteNumberS(len); writer.EndDictionaryEntry(); } writer.EndDictionary(); writer.EndObject(); return(oref); }
private void WriteXObjectDictionaryContent(PDFRenderContext context, PDFWriter writer, long len, IStreamFilter[] filters) { writer.WriteDictionaryNameEntry("Type", "XObject"); if (!string.IsNullOrEmpty(this.SubType)) { writer.WriteDictionaryNameEntry("Subtype", "Form"); } writer.BeginDictionaryEntry("Matrix"); writer.WriteArrayRealEntries(PDFTransformationMatrix.Identity().Components); // this.Matrix.Components); writer.EndDictionaryEntry(); writer.BeginDictionaryEntry("BBox"); writer.BeginArrayS(); if (this._position.ViewPort.HasValue) { PDFRect vp = this._position.ViewPort.Value; writer.WriteReal(vp.X.PointsValue); writer.WriteRealS(vp.Y.PointsValue); writer.WriteRealS(vp.Width.PointsValue); writer.WriteRealS(vp.Height.PointsValue); } else { writer.WriteReal(0.0F); writer.WriteRealS(0.0F); writer.WriteRealS(this._childContainer.Height.PointsValue); writer.WriteRealS(this._childContainer.Height.PointsValue); } writer.EndArray(); writer.EndDictionaryEntry(); PDFObjectRef res = this._resources.WriteResourceList(context, writer); if (null != res) { writer.WriteDictionaryObjectRefEntry("Resources", res); } if (null != filters && filters.Length > 0) { writer.BeginDictionaryEntry("Length"); writer.WriteNumberS(len); writer.EndDictionaryEntry(); writer.BeginDictionaryEntry("Filter"); writer.BeginArray(); foreach (IStreamFilter filter in filters) { writer.BeginArrayEntry(); writer.WriteName(filter.FilterName); writer.EndArrayEntry(); } writer.EndArray(); writer.EndDictionaryEntry(); } else { writer.BeginDictionaryEntry("Length"); writer.WriteNumberS(len); writer.EndDictionaryEntry(); } }
// // methods // #region public PDFObjectRef OutputToPDF(PDFWriter writer, PDFRenderContext context) /// <summary> /// Renderes this destination within the current PDFObject stream of the provided writer. /// </summary> /// <param name="context"></param> /// <param name="writer"></param> /// <returns></returns> public PDFObjectRef OutputToPDF(PDFRenderContext context, PDFWriter writer) { PDFComponentArrangement arrange; arrange = this.GetFirstArrangementInTree(this.Component); if (null == arrange) { //The component does not have an arrangement so cannot output the destination writer.WriteNullS(); if (context.TraceLog.ShouldLog(TraceLevel.Warning)) { context.TraceLog.Add(TraceLevel.Warning, "Destination", "Destination to component " + this.Component.UniqueID + " cannot be written as it has no arrangement"); } return(null); } int pgindex = arrange.PageIndex; PDFObjectRef oref = writer.PageRefs[pgindex]; if (null == oref) { //No page, so cannot output the destination writer.WriteNullS(); if (context.TraceLog.ShouldLog(TraceLevel.Warning)) { context.TraceLog.Add(TraceLevel.Warning, "Destination", "Destination to component " + this.Component.UniqueID + " cannot be written as it has no page reference"); } return(null); } writer.BeginArray(); //Write the page reference writer.BeginArrayEntry(); writer.WriteObjectRef(oref); writer.EndArrayEntry(); //Write the page fit method switch (this.Fit) { case OutlineFit.FullPage: writer.BeginArrayEntry(); writer.WriteName("Fit"); writer.EndArrayEntry(); break; case OutlineFit.PageWidth: writer.BeginArrayEntry(); writer.WriteName("FitH"); writer.EndArrayEntry(); break; case OutlineFit.PageHeight: writer.BeginArrayEntry(); writer.WriteName("FitV"); writer.EndArrayEntry(); break; case OutlineFit.BoundingBox: writer.BeginArrayEntry(); writer.WriteName("FitR"); writer.EndArrayEntry(); PDFReal left = arrange.RenderBounds.X.RealValue; PDFReal top = arrange.RenderBounds.Y.RealValue; PDFReal right = left + arrange.RenderBounds.Width.RealValue; PDFReal bottom = top + arrange.RenderBounds.Height.RealValue; left = context.Graphics.GetXPosition(left); right = context.Graphics.GetXPosition(right); top = context.Graphics.GetYPosition(top); bottom = context.Graphics.GetYPosition(bottom); if (bottom < top) { PDFReal temp = top; top = bottom; bottom = temp; } if (left > right) { PDFReal temp = left; left = right; right = temp; } writer.BeginArrayEntry(); left.WriteData(writer); writer.EndArrayEntry(); writer.BeginArrayEntry(); bottom.WriteData(writer); writer.EndArrayEntry(); writer.BeginArrayEntry(); right.WriteData(writer); writer.EndArrayEntry(); writer.BeginArrayEntry(); top.WriteData(writer); writer.EndArrayEntry(); break; default: break; } writer.EndArray(); if (context.ShouldLogVerbose) { context.TraceLog.Add(TraceLevel.Verbose, "Destination", "Added a destination to component " + this.Component.UniqueID + " with first arrangment on page " + pgindex + " (" + oref + ") with size fit of " + this.Fit); } return(null); }
// // methods // #region protected override PDFObjectRef DoRenderToPDF(PDFContextBase context, PDFWriter writer) /// <summary> /// Renders the tiling image /// </summary> /// <param name="context"></param> /// <param name="writer"></param> /// <returns></returns> protected override PDFObjectRef DoRenderToPDF(PDFContextBase context, PDFWriter writer) { IStreamFilter[] filters = writer.DefaultStreamFilters; PDFObjectRef pattern = writer.BeginObject(); writer.BeginDictionary(); writer.WriteDictionaryNameEntry("Type", "Pattern"); writer.WriteDictionaryNumberEntry("PatternType", (int)this.PatternType); writer.WriteDictionaryNumberEntry("PaintType", (int)this.PaintType); writer.WriteDictionaryNumberEntry("TilingType", (int)this.TilingType); writer.BeginDictionaryEntry("BBox"); PDFPoint offset = new PDFPoint(this.Start.X, this.Start.Y - this.ImageSize.Height);// this.Start; PDFSize size = this.ImageSize; PDFSize graphicsSize = new PDFSize(size.Width + offset.X, size.Height + offset.Y); writer.WriteArrayRealEntries(true, offset.X.PointsValue, offset.Y.PointsValue, offset.X.PointsValue + size.Width.PointsValue, offset.Y.PointsValue + size.Height.PointsValue); writer.EndDictionaryEntry(); writer.WriteDictionaryRealEntry("XStep", this.Step.Width.PointsValue); writer.WriteDictionaryRealEntry("YStep", this.Step.Height.PointsValue); PDFObjectRef all = this.Resources.WriteResourceList(context, writer); writer.WriteDictionaryObjectRefEntry("Resources", all); writer.BeginStream(pattern); using (PDFGraphics g = PDFGraphics.Create(writer, false, this, DrawingOrigin.TopLeft, graphicsSize, context)) { offset = new PDFPoint(offset.X, 0.0); g.PaintImageRef(this.Image, size, offset); } long len = writer.EndStream(); if (null != filters && filters.Length > 0) { writer.BeginDictionaryEntry("Length"); writer.WriteNumberS(len); writer.EndDictionaryEntry(); writer.BeginDictionaryEntry("Filter"); writer.BeginArray(); foreach (IStreamFilter filter in filters) { writer.BeginArrayEntry(); writer.WriteName(filter.FilterName); writer.EndArrayEntry(); } writer.EndArray(); writer.EndDictionaryEntry(); } else { writer.BeginDictionaryEntry("Length"); writer.WriteNumberS(len); writer.EndDictionaryEntry(); } writer.EndDictionary(); writer.EndObject(); return(pattern); }
public Native.PDFObjectRef OutputToPDF(PDFWriter writer, PDFRenderContext context) { List <ICategorisedArtefactNamesEntry> entries = new List <ICategorisedArtefactNamesEntry>(); Native.PDFObjectRef oref = null; if (this.InnerEntries.Count == 0) { return(oref); } if (this.NameType == PDFCategorisedNameDictionary.DestinationsName) { oref = writer.BeginObject(); writer.BeginDictionary(); writer.BeginDictionaryEntry("Names"); string first = null; string last = null; writer.BeginArray(); foreach (KeyValuePair <string, IArtefactEntry> kvp in this.InnerEntries) { if (string.IsNullOrEmpty(first)) { first = kvp.Key; } else { last = kvp.Key; } writer.BeginArrayEntry(); writer.WriteStringLiteral(kvp.Key); writer.EndArrayEntry(); writer.BeginArrayEntry(); ((PDFDestination)kvp.Value).OutputToPDF(context, writer); writer.EndArrayEntry(); writer.WriteLine(); } writer.EndArray(); writer.EndDictionaryEntry(); if (!string.IsNullOrEmpty(first) && !string.IsNullOrEmpty(last)) { writer.BeginDictionaryEntry("Limits"); writer.WriteArrayStringEntries(true, first, last); writer.EndDictionaryEntry(); } writer.EndDictionary(); writer.EndObject(); } else //we contain ICategorizedArtefactNameEntry(s) { oref = writer.BeginObject(); writer.BeginDictionary(); writer.BeginDictionaryEntry("Names"); //string first = null; //string last = null; writer.BeginArray(); foreach (KeyValuePair <string, IArtefactEntry> kvp in this.InnerEntries) { //if (string.IsNullOrEmpty(first)) // first = kvp.Key; //else // last = kvp.Key; writer.BeginArrayEntry(); writer.WriteStringLiteral(kvp.Key); writer.EndArrayEntry(); writer.BeginArrayEntry(); ICategorisedArtefactNamesEntry entry = (ICategorisedArtefactNamesEntry)kvp.Value; Native.PDFObjectRef entryOref = entry.OutputToPDF(context, writer); if (null != entryOref) { writer.WriteObjectRef(entryOref); } writer.EndArrayEntry(); writer.WriteLine(); } writer.EndArray(); writer.EndDictionaryEntry(); //Limits only required on Intermediate and Leaf nodes of a tree, not the root //if (!string.IsNullOrEmpty(first) && !string.IsNullOrEmpty(last)) //{ // writer.BeginDictionaryEntry("Limits"); // writer.WriteArrayStringEntries(true, first, last); // writer.EndDictionaryEntry(); //} writer.EndDictionary(); writer.EndObject(); } return(oref); }