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/******************************************************************************
* $Id: kmlvector.cpp 23978 2012-02-14 20:42:34Z rouault $
*
* Project: KML Driver
* Purpose: Specialization of the kml class, only for vectors in kml files.
* Author: Jens Oberender, j.obi@troja.net
*
******************************************************************************
* Copyright (c) 2007, Jens Oberender
*
* Permission is hereby granted, free of charge, to any person obtaining a
* copy of this software and associated documentation files (the "Software"),
* to deal in the Software without restriction, including without limitation
* the rights to use, copy, modify, merge, publish, distribute, sublicense,
* and/or sell copies of the Software, and to permit persons to whom the
* Software is furnished to do so, subject to the following conditions:
*
* The above copyright notice and this permission notice shall be included
* in all copies or substantial portions of the Software.
*
* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS
* OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
* FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL
* THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
* LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING
* FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER
* DEALINGS IN THE SOFTWARE.
****************************************************************************/
#include "kmlvector.h"
#include "kmlnode.h"
#include "cpl_conv.h"
// std
#include <string>
KMLVector::~KMLVector()
{
}
bool KMLVector::isLeaf(std::string const& sIn) const
{
if( sIn.compare("name") == 0
|| sIn.compare("coordinates") == 0
|| sIn.compare("altitudeMode") == 0
|| sIn.compare("description") == 0 )
{
return true;
}
return false;
}
// Container - FeatureContainer - Feature
bool KMLVector::isContainer(std::string const& sIn) const
{
if( sIn.compare("Folder") == 0
|| sIn.compare("Document") == 0
|| sIn.compare("kml") == 0 )
{
return true;
}
return false;
}
bool KMLVector::isFeatureContainer(std::string const& sIn) const
{
if( sIn.compare("MultiGeometry") == 0
|| sIn.compare("Placemark") == 0 )
{
return true;
}
return false;
}
bool KMLVector::isFeature(std::string const& sIn) const
{
if( sIn.compare("Polygon") == 0
|| sIn.compare("LineString") == 0
|| sIn.compare("Point") == 0 )
{
return true;
}
return false;
}
bool KMLVector::isRest(std::string const& sIn) const
{
if( sIn.compare("outerBoundaryIs") == 0
|| sIn.compare("innerBoundaryIs") == 0
|| sIn.compare("LinearRing") == 0 )
{
return true;
}
return false;
}
void KMLVector::findLayers(KMLNode* poNode, int bKeepEmptyContainers)
{
bool bEmpty = true;
// Start with the trunk
if( NULL == poNode )
{
nNumLayers_ = 0;
poNode = poTrunk_;
}
if( isFeature(poNode->getName())
|| isFeatureContainer(poNode->getName())
|| ( isRest(poNode->getName())
&& poNode->getName().compare("kml") != 0 ) )
{
return;
}
else if( isContainer(poNode->getName()) )
{
for( int z = 0; z < (int) poNode->countChildren(); z++ )
{
if( isContainer(poNode->getChild(z)->getName()) )
{
findLayers(poNode->getChild(z), bKeepEmptyContainers);
}
else if( isFeatureContainer(poNode->getChild(z)->getName()) )
{
bEmpty = false;
}
}
if( bKeepEmptyContainers && poNode->getName() == "Folder" )
{
if (!bEmpty)
poNode->eliminateEmpty(this);
}
else if(bEmpty)
{
return;
}
Nodetype nodeType = poNode->getType();
if( bKeepEmptyContainers ||
isFeature(Nodetype2String(nodeType)) ||
nodeType == Mixed ||
nodeType == MultiGeometry || nodeType == MultiPoint ||
nodeType == MultiLineString || nodeType == MultiPolygon)
{
poNode->setLayerNumber(nNumLayers_++);
papoLayers_ = (KMLNode**)CPLRealloc(papoLayers_, nNumLayers_ * sizeof(KMLNode*));
papoLayers_[nNumLayers_ - 1] = poNode;
}
else
{
CPLDebug( "KML", "We have a strange type here for node %s: %s",
poNode->getName().c_str(), Nodetype2String(poNode->getType()).c_str() );
}
}
else
{
CPLDebug("KML", "There is something wrong! Define KML_DEBUG to see details");
if( CPLGetConfigOption("KML_DEBUG",NULL) != NULL )
print();
}
}
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