public xObjects::XObject ToXObject(
Document context
)
{
xObjects::FormXObject form;
{
form = new xObjects::FormXObject(context, Box);
form.Resources = (Resources)(context.Equals(Document)
? Resources // Same document: reuses the existing resources.
: Resources.Clone(context) // Alien document: clones the resources.
);
// Body (contents).
{
IBuffer formBody = form.BaseDataObject.Body;
PdfDataObject contentsDataObject = BaseDataObject.Resolve(PdfName.Contents);
if (contentsDataObject is PdfStream)
{
formBody.Append(((PdfStream)contentsDataObject).Body);
}
else
{
foreach (PdfDirectObject contentStreamObject in (PdfArray)contentsDataObject)
{
formBody.Append(((PdfStream)contentStreamObject.Resolve()).Body);
}
}
}
}
return(form);
}
public override xObjects::XObject ToXObject(Document context)
{
xObjects::FormXObject xObject = new xObjects::FormXObject(context, Size);
{
PrimitiveComposer composer = new PrimitiveComposer(xObject);
this.ToInlineObject(composer);
composer.Flush();
}
return(xObject);
}
public ContentScanner(xObjects::FormXObject formXObject, SKCanvas canvas, SKSize size)
{
objects =
contents = formXObject.Contents;
canvasSize =
contextSize = size;
renderContext = canvas;
MoveStart();
}
/**
* <summary>Instantiates a child-level content scanner for <see cref="PdfClown.Documents.Contents.XObjects.FormXObject">external form</see>.</summary>
* <param name="formXObject">External form.</param>
* <param name="parentLevel">Parent scan level.</param>
*/
public ContentScanner(xObjects::FormXObject formXObject, ContentScanner parentLevel)
{
this.parentLevel = parentLevel;
objects =
contents = formXObject.Contents;
canvasSize =
contextSize = parentLevel.contextSize;
renderContext = parentLevel.RenderContext;
MoveStart();
}
public xObjects::XObject ToXObject(
Document context
)
{
File contextFile = context.File;
xObjects::FormXObject form = new xObjects::FormXObject(context);
PdfStream formStream = form.BaseDataObject;
// Header.
{
PdfDictionary formHeader = formStream.Header;
// Bounding box.
formHeader[PdfName.BBox] = (PdfDirectObject)GetInheritableAttribute(PdfName.MediaBox).Clone(contextFile);
// Resources.
{
PdfDirectObject resourcesObject = GetInheritableAttribute(PdfName.Resources);
// Same document?
/* NOTE: Try to reuse the resource dictionary whenever possible. */
formHeader[PdfName.Resources] = (context.Equals(Document) ?
resourcesObject
: (PdfDirectObject)resourcesObject.Clone(contextFile));
}
}
// Body (contents).
{
IBuffer formBody = formStream.Body;
PdfDataObject contentsDataObject = BaseDataObject.Resolve(PdfName.Contents);
if (contentsDataObject is PdfStream)
{
formBody.Append(((PdfStream)contentsDataObject).Body);
}
else
{
foreach (PdfDirectObject contentStreamObject in (PdfArray)contentsDataObject)
{
formBody.Append(((PdfStream)File.Resolve(contentStreamObject)).Body);
}
}
}
return(form);
}
/**
* <summary>Instantiates a child-level content scanner for <see cref="org.pdfclown.documents.contents.xObjects.FormXObject">external form</see>.</summary>
* <param name="formXObject">External form.</param>
* <param name="parentLevel">Parent scan level.</param>
*/
public ContentScanner(
xObjects::FormXObject formXObject,
ContentScanner parentLevel
)
{
this.parentLevel = parentLevel;
this.objects = this.contents = formXObject.Contents;
OnStart += delegate(
ContentScanner scanner
)
{
// Adjust the initial graphics state to the external form context!
scanner.State.Ctm.Multiply(formXObject.Matrix);
/*
* TODO: On rendering, clip according to the form dictionary's BBox entry!
*/
};
MoveStart();
}
public override xObjects::XObject ToXObject(
Document context
)
{
xObjects::FormXObject xObject = new xObjects::FormXObject(context);
{
xObject.Size = Size;
PrimitiveComposer composer = new PrimitiveComposer(xObject);
this.ToInlineObject(composer);
composer.Flush();
}
return xObject;
}
