summaryrefslogtreecommitdiffstats
path: root/kpovmodeler/pmobjectdrag.cpp
diff options
context:
space:
mode:
Diffstat (limited to 'kpovmodeler/pmobjectdrag.cpp')
-rw-r--r--kpovmodeler/pmobjectdrag.cpp230
1 files changed, 230 insertions, 0 deletions
diff --git a/kpovmodeler/pmobjectdrag.cpp b/kpovmodeler/pmobjectdrag.cpp
new file mode 100644
index 00000000..6bebfc8e
--- /dev/null
+++ b/kpovmodeler/pmobjectdrag.cpp
@@ -0,0 +1,230 @@
+/*
+**************************************************************************
+ description
+ --------------------
+ copyright : (C) 2000-2003 by Andreas Zehender
+ email : zehender@kde.org
+**************************************************************************
+
+**************************************************************************
+* *
+* This program is free software; you can redistribute it and/or modify *
+* it under the terms of the GNU General Public License as published by *
+* the Free Software Foundation; either version 2 of the License, or *
+* (at your option) any later version. *
+* *
+**************************************************************************/
+
+
+#include "pmobjectdrag.h"
+#include "pmobject.h"
+#include "pmpart.h"
+#include "pmpovrayparser.h"
+#include "pmxmlparser.h"
+#include "pmxmlhelper.h"
+#include "pmdocumentformat.h"
+#include "pmiomanager.h"
+#include "pmserializer.h"
+
+#include <qbuffer.h>
+#include <string.h>
+
+const char* const c_kpmDocumentMimeFormat = "application/x-kpovmodeler";
+
+PMObjectDrag::PMObjectDrag( PMPart* part, PMObject* object, QWidget* dragSource,
+ const char* name )
+ : QDragObject( dragSource, name )
+{
+ QByteArray modelerData;
+
+ QTextStream s2( modelerData, IO_WriteOnly );
+ QDomDocument doc( "KPOVMODELER" );
+ QDomElement top = doc.createElement( "objects" );
+ doc.appendChild( top );
+ top.setAttribute( "majorFormat", c_majorDocumentFormat );
+ top.setAttribute( "minorFormat", c_minorDocumentFormat );
+
+ if( object->type( ) == "Scene" )
+ {
+ PMObject* o = object->firstChild( );
+ for( ; o; o = o->nextSibling( ) )
+ {
+ QDomElement e = o->serialize( doc );
+ top.appendChild( e );
+ }
+ }
+ else
+ {
+ QDomElement e = object->serialize( doc );
+ top.appendChild( e );
+ }
+ s2 << doc;
+
+ m_data.push_back( modelerData );
+ m_mimeTypes.push_back( c_kpmDocumentMimeFormat );
+
+ const QPtrList<PMIOFormat>& formats = part->ioManager( )->formats( );
+ QPtrListIterator<PMIOFormat> it( formats );
+ for( ; it.current( ); ++it )
+ {
+ if( it.current( )->services( ) & PMIOFormat::Export )
+ {
+ QByteArray data;
+ QBuffer buffer( data );
+ buffer.open( IO_WriteOnly );
+
+ PMSerializer* ser = it.current( )->newSerializer( &buffer );
+
+ if( ser )
+ {
+ ser->serialize( object );
+ ser->close( );
+ delete ser;
+ buffer.close( );
+
+ m_data.push_back( data );
+ m_mimeTypes.push_back( it.current( )->mimeType( ) );
+
+ kdDebug( PMArea ) << "Added mime type " << it.current( )->mimeType( )
+ << " " << data.size( ) << " bytes" << endl;
+ }
+ else
+ kdError( PMArea ) << "Format claims to support exporting, but doesn't provide a serializer" << endl;
+
+ buffer.close( );
+ }
+ }
+}
+
+PMObjectDrag::PMObjectDrag( PMPart* part, const PMObjectList& objList, QWidget* dragSource,
+ const char* name )
+ : QDragObject( dragSource, name )
+{
+ QByteArray modelerData;
+
+ QTextStream s2( modelerData, IO_WriteOnly );
+ QDomDocument doc( "KPOVMODELER" );
+ QDomElement top = doc.createElement( "objects" );
+ doc.appendChild( top );
+ top.setAttribute( "majorFormat", c_majorDocumentFormat );
+ top.setAttribute( "minorFormat", c_minorDocumentFormat );
+
+ PMObjectListIterator it( objList );
+ for( ; it.current( ); ++it )
+ {
+ if( it.current( )->type( ) == "Scene" )
+ {
+ PMObject* o = it.current( )->firstChild( );
+ for( ; o; o = o->nextSibling( ) )
+ {
+ QDomElement e = o->serialize( doc );
+ top.appendChild( e );
+ }
+ }
+ else
+ {
+ QDomElement e = it.current( )->serialize( doc );
+ top.appendChild( e );
+ }
+ }
+
+ s2 << doc;
+
+ m_data.push_back( modelerData );
+ m_mimeTypes.push_back( c_kpmDocumentMimeFormat );
+
+ const QPtrList<PMIOFormat>& formats = part->ioManager( )->formats( );
+ QPtrListIterator<PMIOFormat> fit( formats );
+ for( ; fit.current( ); ++fit )
+ {
+ if( fit.current( )->services( ) & PMIOFormat::Export )
+ {
+ QByteArray data;
+ QBuffer buffer( data );
+ buffer.open( IO_WriteOnly );
+
+ PMSerializer* ser = fit.current( )->newSerializer( &buffer );
+
+ if( ser )
+ {
+ ser->serializeList( objList );
+ ser->close( );
+ delete ser;
+ buffer.close( );
+
+ m_data.push_back( data );
+ m_mimeTypes.push_back( fit.current( )->mimeType( ) );
+
+ kdDebug( PMArea ) << "Added mime type " << fit.current( )->mimeType( )
+ << " " << data.size( ) << " bytes" << endl;
+ }
+ else
+ kdError( PMArea ) << "Format claims to support exporting, but doesn't provide a serializer" << endl;
+
+ buffer.close( );
+ }
+ }
+}
+
+PMObjectDrag::~PMObjectDrag( )
+{
+}
+
+QByteArray PMObjectDrag::encodedData( const char* format ) const
+{
+ QValueList<QByteArray>::ConstIterator dit;
+ QStringList::ConstIterator sit;
+
+ for( dit = m_data.begin( ), sit = m_mimeTypes.begin( );
+ dit != m_data.end( ) && sit != m_mimeTypes.end( ); ++dit, ++sit )
+ {
+ if( *sit == format )
+ return *dit;
+ }
+
+ QByteArray empty;
+ return empty;
+}
+
+const char* PMObjectDrag::format( int i /*=0*/ ) const
+{
+ if( i >= 0 && i < ( signed ) m_mimeTypes.size( ) )
+ return ( *m_mimeTypes.at( i ) ).latin1( );
+ return 0;
+}
+
+bool PMObjectDrag::canDecode( const QMimeSource* e, PMPart* part )
+{
+ if( e->provides( c_kpmDocumentMimeFormat ) )
+ return true;
+
+ const QPtrList<PMIOFormat>& formats = part->ioManager( )->formats( );
+ QPtrListIterator<PMIOFormat> fit( formats );
+ for( ; fit.current( ); ++fit )
+ if( fit.current( )->services( ) & PMIOFormat::Import &&
+ e->provides( fit.current( )->mimeType( ).latin1( ) ) )
+ return true;
+
+ return false;
+}
+
+PMParser* PMObjectDrag::newParser( const QMimeSource* e, PMPart* part )
+{
+ if( e->provides( c_kpmDocumentMimeFormat ) )
+ return new PMXMLParser( part, e->encodedData( c_kpmDocumentMimeFormat ) );
+
+ const QPtrList<PMIOFormat>& formats = part->ioManager( )->formats( );
+ QPtrListIterator<PMIOFormat> fit( formats );
+ for( ; fit.current( ); ++fit )
+ {
+ PMIOFormat* f = fit.current( );
+ QString str = f->mimeType( );
+ const char* lat = str.latin1( );
+ if( f->services( ) & PMIOFormat::Import && e->provides( lat ) )
+ return f->newParser( part, e->encodedData( lat ) );
+ }
+
+ return 0;
+}
+
+