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/*
*
* Copyright (C) 2016-2017, J. Riesmeier, Oldenburg, Germany
* All rights reserved. See COPYRIGHT file for details.
*
* This software and supporting documentation are maintained by
*
* OFFIS e.V.
* R&D Division Health
* Escherweg 2
* D-26121 Oldenburg, Germany
*
*
* Module: dcmsr
*
* Author: Joerg Riesmeier
*
* Purpose:
* classes: DSRIncludedTemplateNodeCursor
*
*/
#include "dcmtk/config/osconfig.h" /* make sure OS specific configuration is included first */
#include "dcmtk/dcmsr/dsritcsr.h"
#include "dcmtk/dcmsr/dsrdoctn.h"
#include "dcmtk/dcmsr/dsrtpltn.h"
#include "dcmtk/dcmsr/dsrstpl.h"
DSRIncludedTemplateNodeCursor::DSRIncludedTemplateNodeCursor()
: DSRTreeNodeCursor<DSRDocumentTreeNode>()
{
}
DSRIncludedTemplateNodeCursor::DSRIncludedTemplateNodeCursor(const DSRIncludedTemplateNodeCursor &cursor)
: DSRTreeNodeCursor<DSRDocumentTreeNode>(cursor)
{
}
DSRIncludedTemplateNodeCursor::DSRIncludedTemplateNodeCursor(DSRDocumentTreeNode *node,
const DSRPositionCounter *position)
: DSRTreeNodeCursor<DSRDocumentTreeNode>(node, position)
{
}
DSRIncludedTemplateNodeCursor::~DSRIncludedTemplateNodeCursor()
{
}
DSRIncludedTemplateNodeCursor &DSRIncludedTemplateNodeCursor::operator=(const DSRIncludedTemplateNodeCursor &cursor)
{
DSRTreeNodeCursor<DSRDocumentTreeNode>::operator=(cursor);
return *this;
}
DSRIncludedTemplateNodeCursor &DSRIncludedTemplateNodeCursor::operator=(DSRDocumentTreeNode *node)
{
DSRTreeNodeCursor<DSRDocumentTreeNode>::operator=(node);
return *this;
}
const DSRDocumentTreeNode *DSRIncludedTemplateNodeCursor::getChildNode() const
{
DSRDocumentTreeNode *node = NULL;
if (NodeCursor != NULL)
{
/* check for special case "included template" */
if (NodeCursor->getValueType() == DSRTypes::VT_includedTemplate)
{
DSRSubTemplate *subTempl = OFstatic_cast(DSRIncludedTemplateTreeNode *, NodeCursor)->getValue().get();
if (subTempl != NULL)
{
/* get root node of referenced subtree */
node = subTempl->getRoot();
}
} else {
/* standard case */
node = NodeCursor->getDown();
}
}
return node;
}
size_t DSRIncludedTemplateNodeCursor::countChildNodes(const OFBool searchIntoSub) const
{
size_t count = 0;
if (NodeCursor != NULL)
{
/* do we have any children at all? */
DSRDocumentTreeNodeCursor cursor(*this);
if (cursor.goDown())
{
/* iterate over all child nodes */
do {
++count;
} while (cursor.iterate(searchIntoSub));
}
}
return count;
}
size_t DSRIncludedTemplateNodeCursor::goDown()
{
size_t nodeID = 0;
if (NodeCursor != NULL)
{
/* check for special case "included template" */
if (NodeCursor->getValueType() == DSRTypes::VT_includedTemplate)
{
DSRSubTemplate *subTempl = OFstatic_cast(DSRIncludedTemplateTreeNode *, NodeCursor)->getValue().get();
if (subTempl != NULL)
{
NodeCursorStack.push(NodeCursor);
/* go to root node of referenced subtree */
NodeCursor = subTempl->getRoot();
nodeID = NodeCursor->getIdent();
Position.goDown();
}
}
/* standard case */
else if (NodeCursor->getDown() != NULL)
{
NodeCursorStack.push(NodeCursor);
NodeCursor = NodeCursor->getDown();
nodeID = NodeCursor->getIdent();
Position.goDown();
}
}
return nodeID;
}
size_t DSRIncludedTemplateNodeCursor::iterate(const OFBool searchIntoSub)
{
size_t nodeID = 0;
if (NodeCursor != NULL)
{
/* perform "deep search", if specified */
if (searchIntoSub && hasChildNodes())
nodeID = goDown();
else if (NodeCursor->getNext() != NULL)
{
NodeCursor = NodeCursor->getNext();
nodeID = NodeCursor->getIdent();
/* check for special case: do not count "included template" nodes? */
if ((NodeCursor->getValueType() != DSRTypes::VT_includedTemplate) || !(Position.getFlags() & DSRTypes::PF_dontCountIncludedTemplateNodes))
++Position;
}
else if (searchIntoSub && !NodeCursorStack.empty())
{
do {
if (!NodeCursorStack.empty())
{
NodeCursor = NodeCursorStack.top();
NodeCursorStack.pop();
Position.goUp();
} else
NodeCursor = NULL;
} while ((NodeCursor != NULL) && (NodeCursor->getNext() == NULL));
if (NodeCursor != NULL)
{
if (NodeCursor->getNext() != NULL)
{
NodeCursor = NodeCursor->getNext();
nodeID = NodeCursor->getIdent();
/* check for special case: do not count "included template" nodes? */
if ((NodeCursor->getValueType() != DSRTypes::VT_includedTemplate) || !(Position.getFlags() & DSRTypes::PF_dontCountIncludedTemplateNodes))
++Position;
}
}
}
}
return nodeID;
}
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