public void WriteData(PDFWriter writer)
{
if (null == this._value)
{
writer.WriteNullS();
}
else
{
writer.WriteStringLiteralS(this.Value);
}
}
/// <summary>
/// Writes the null string to the writer
/// </summary>
/// <param name="writer">The writer to write to</param>
public void WriteData(PDFWriter writer)
{
writer.WriteNullS();
}
//
// 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);
}
