int QgsWFSData::createMultiPointFromFragments()
{
mCurrentWKBSize = 0;
mCurrentWKBSize += 1 + 2 * sizeof( int );
mCurrentWKBSize += totalWKBFragmentSize();
mCurrentWKB = new unsigned char[mCurrentWKBSize];
int pos = 0;
QGis::WkbType type = QGis::WKBMultiPoint;
int numPoints = mCurrentWKBFragments.begin()->size();
memcpy( &( mCurrentWKB[pos] ), &mEndian, 1 );
pos += 1;
memcpy( &( mCurrentWKB[pos] ), &type, sizeof( int ) );
pos += sizeof( int );
memcpy( &( mCurrentWKB[pos] ), &numPoints, sizeof( int ) );
pos += sizeof( int );
std::list<unsigned char*>::iterator wkbIt = mCurrentWKBFragments.begin()->begin();
std::list<int>::iterator sizeIt = mCurrentWKBFragmentSizes.begin()->begin();
for ( ; wkbIt != mCurrentWKBFragments.begin()->end(); ++wkbIt, ++sizeIt )
{
memcpy( &( mCurrentWKB[pos] ), *wkbIt, *sizeIt );
pos += *sizeIt;
delete[] *wkbIt;
}
mCurrentWKBFragments.clear();
mCurrentWKBFragmentSizes.clear();
*mWkbType = QGis::WKBMultiPoint;
return 0;
}
int QgsGml::createMultiLineFromFragments()
{
mCurrentWKBSize = 0;
mCurrentWKBSize += 1 + 2 * sizeof( int );
mCurrentWKBSize += totalWKBFragmentSize();
mCurrentWKB = new unsigned char[mCurrentWKBSize];
int pos = 0;
QGis::WkbType type = QGis::WKBMultiLineString;
int numLines = mCurrentWKBFragments.begin()->size();
//add endian
memcpy( &( mCurrentWKB[pos] ), &mEndian, 1 );
pos += 1;
memcpy( &( mCurrentWKB[pos] ), &type, sizeof( int ) );
pos += sizeof( int );
memcpy( &( mCurrentWKB[pos] ), &numLines, sizeof( int ) );
pos += sizeof( int );
QList<unsigned char*>::iterator wkbIt = mCurrentWKBFragments.begin()->begin();
QList<int>::iterator sizeIt = mCurrentWKBFragmentSizes.begin()->begin();
//copy (and delete) all the wkb fragments
for ( ; wkbIt != mCurrentWKBFragments.begin()->end(); ++wkbIt, ++sizeIt )
{
memcpy( &( mCurrentWKB[pos] ), *wkbIt, *sizeIt );
pos += *sizeIt;
delete[] *wkbIt;
}
mCurrentWKBFragments.clear();
mCurrentWKBFragmentSizes.clear();
*mWkbType = QGis::WKBMultiLineString;
return 0;
}
int QgsGml::createMultiPolygonFromFragments()
{
mCurrentWKBSize = 0;
mCurrentWKBSize += 1 + 2 * sizeof( int );
mCurrentWKBSize += totalWKBFragmentSize();
mCurrentWKBSize += mCurrentWKBFragments.size() * ( 1 + 2 * sizeof( int ) ); //fragments are just the rings
mCurrentWKB = QgsWkbPtr( new unsigned char[mCurrentWKBSize], mCurrentWKBSize );
QgsWkbPtr wkbPtr( mCurrentWKB );
wkbPtr << ( char ) mEndian << QGis::WKBMultiPolygon << mCurrentWKBFragments.size();
//have outer and inner iterators
QList< QList<QgsWkbPtr> >::const_iterator outerWkbIt = mCurrentWKBFragments.constBegin();
for ( ; outerWkbIt != mCurrentWKBFragments.constEnd(); ++outerWkbIt )
{
//new polygon
wkbPtr << ( char ) mEndian << QGis::WKBPolygon << outerWkbIt->size();
QList<QgsWkbPtr>::const_iterator innerWkbIt = outerWkbIt->constBegin();
for ( ; innerWkbIt != outerWkbIt->constEnd(); ++innerWkbIt )
{
memcpy( wkbPtr, *innerWkbIt, innerWkbIt->size() );
wkbPtr += innerWkbIt->size();
delete[] *innerWkbIt;
}
}
mCurrentWKBFragments.clear();
*mWkbType = QGis::WKBMultiPolygon;
return 0;
}
int QgsWFSData::createMultiPolygonFromFragments()
{
mCurrentWKBSize = 0;
mCurrentWKBSize += 1 + 2 * sizeof( int );
mCurrentWKBSize += totalWKBFragmentSize();
mCurrentWKBSize += mCurrentWKBFragments.size() * ( 1 + 2 * sizeof( int ) ); //fragments are just the rings
mCurrentWKB = new unsigned char[mCurrentWKBSize];
int pos = 0;
QGis::WkbType type = QGis::WKBMultiPolygon;
QGis::WkbType polygonType = QGis::WKBPolygon;
int numPolys = mCurrentWKBFragments.size();
int numRings;
memcpy( &( mCurrentWKB[pos] ), &mEndian, 1 );
pos += 1;
memcpy( &( mCurrentWKB[pos] ), &type, sizeof( int ) );
pos += sizeof( int );
memcpy( &( mCurrentWKB[pos] ), &numPolys, sizeof( int ) );
pos += sizeof( int );
//have outer and inner iterators
std::list<std::list<unsigned char*> >::iterator outerWkbIt;
std::list<std::list<int> >::iterator outerSizeIt;
std::list<unsigned char*>::iterator innerWkbIt;
std::list<int>::iterator innerSizeIt;
outerWkbIt = mCurrentWKBFragments.begin();
outerSizeIt = mCurrentWKBFragmentSizes.begin();
for ( ; outerWkbIt != mCurrentWKBFragments.end(); ++outerWkbIt, ++outerSizeIt )
{
//new polygon
memcpy( &( mCurrentWKB[pos] ), &mEndian, 1 );
pos += 1;
memcpy( &( mCurrentWKB[pos] ), &polygonType, sizeof( int ) );
pos += sizeof( int );
numRings = outerWkbIt->size();
memcpy( &( mCurrentWKB[pos] ), &numRings, sizeof( int ) );
pos += sizeof( int );
innerWkbIt = outerWkbIt->begin();
innerSizeIt = outerSizeIt->begin();
for ( ; innerWkbIt != outerWkbIt->end(); ++innerWkbIt, ++innerSizeIt )
{
memcpy( &( mCurrentWKB[pos] ), *innerWkbIt, *innerSizeIt );
pos += *innerSizeIt;
delete[] *innerWkbIt;
}
}
mCurrentWKBFragments.clear();
mCurrentWKBFragmentSizes.clear();
*mWkbType = QGis::WKBMultiPolygon;
return 0;
}
int QgsGml::createPolygonFromFragments()
{
mCurrentWKBSize = 1 + 2 * sizeof( int ) + totalWKBFragmentSize();
mCurrentWKB = QgsWkbPtr( new unsigned char[mCurrentWKBSize], mCurrentWKBSize );
QgsWkbPtr wkbPtr( mCurrentWKB );
wkbPtr << mEndian << QGis::WKBPolygon << mCurrentWKBFragments.constBegin()->size();
QList<QgsWkbPtr>::const_iterator wkbIt = mCurrentWKBFragments.constBegin()->constBegin();
for ( ; wkbIt != mCurrentWKBFragments.constBegin()->constEnd(); ++wkbIt )
{
memcpy( wkbPtr, *wkbIt, wkbIt->size() );
wkbPtr += wkbIt->size();
delete[] *wkbIt;
}
mCurrentWKBFragments.clear();
*mWkbType = QGis::WKBPolygon;
return 0;
}
int QgsGml::createMultiLineFromFragments()
{
mCurrentWKBSize = 1 + 2 * sizeof( int ) + totalWKBFragmentSize();
mCurrentWKB = QgsWkbPtr( new unsigned char[mCurrentWKBSize], mCurrentWKBSize );
QgsWkbPtr wkbPtr( mCurrentWKB, mCurrentWKBSize );
wkbPtr << mEndian << QGis::WKBMultiLineString << mCurrentWKBFragments.constBegin()->size();
//copy (and delete) all the wkb fragments
QList<QgsWkbPtr>::const_iterator wkbIt = mCurrentWKBFragments.constBegin()->constBegin();
for ( ; wkbIt != mCurrentWKBFragments.constBegin()->constEnd(); ++wkbIt )
{
memcpy( wkbPtr, *wkbIt, wkbIt->size() );
wkbPtr += wkbIt->size();
delete[] *wkbIt;
}
mCurrentWKBFragments.clear();
*mWkbType = QGis::WKBMultiLineString;
return 0;
}