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/*
* Kivio - Visual Modelling and Flowcharting
* Copyright (C) 2000-2001 theKompany.com & Dave Marotti
*
* 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.
*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with this program; if not, write to the Free Software
* Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA.
*/
#ifndef KIVIO_LAYER_H
#define KIVIO_LAYER_H
#include <qdom.h>
#include <qptrlist.h>
#include <qobject.h>
#include <KoPoint.h>
class KivioConnectorPoint;
class KivioConnectorTarget;
class KivioPage;
class KivioPainter;
class KoPoint;
class DCOPObject;
class KoZoomHandler;
class QDomElement;
class KoStore;
class KoXmlWriter;
#include "kivio_stencil.h"
#define FLOW_LAYER_VISIBLE 0x0001
#define FLOW_LAYER_CONNECTABLE 0x0002
#define FLOW_LAYER_NOT_EDITABLE 0x0004
#define FLOW_LAYER_NOT_PRINTABLE 0x0008
class KivioLayer
{
protected:
friend class KivioGroupStencil;
int m_flags;
QPtrList <KivioStencil> *m_pStencilList;
QPtrList <KivioStencil> *m_pDeletedStencilList;
QString m_name;
KivioPage *m_pPage;
DCOPObject* m_dcop;
KivioStencil *loadSMLStencil( const QDomElement & );
KivioStencil *loadGroupStencil( const QDomElement & );
KivioStencil *loadPluginStencil( const QDomElement & );
public:
KivioLayer( KivioPage * );
virtual ~KivioLayer();
KivioPage *page()const{return m_pPage;}
virtual DCOPObject* dcopObject();
QPtrList<KivioStencil> *stencilList() { return m_pStencilList; }
bool visible() { return (m_flags & FLOW_LAYER_VISIBLE); }
void setVisible( bool f );
bool connectable() { return (m_flags & FLOW_LAYER_CONNECTABLE); }
void setConnectable( bool f );
void setEditable(bool f);
bool editable() { return !(m_flags & FLOW_LAYER_NOT_EDITABLE); }
void setPrintable(bool f);
bool printable() { return !(m_flags & FLOW_LAYER_NOT_PRINTABLE); }
QString name() const { return m_name; }
void setName( const QString &n ) { m_name = QString(n); }
bool addStencil( KivioStencil * );
bool removeStencil( KivioStencil * );
bool loadXML( const QDomElement & );
void loadOasis(const QDomElement& layer);
QDomElement saveXML( QDomDocument & );
void saveOasis(KoXmlWriter* layerWriter);
KivioStencil *checkForStencil( KoPoint *, int *, float, bool );
void printContent( KivioPainter& painter, int xdpi = 0, int ydpi = 0 );
void printContent(KivioPainter& painter, KoZoomHandler* zoomHandler);
void paintContent( KivioPainter& painter, const QRect& rect, bool transparent, QPoint p0,
KoZoomHandler* zoom );
void paintConnectorTargets( KivioPainter& painter, const QRect& rect, bool transparent,
QPoint p0, KoZoomHandler* zoom );
void paintSelectionHandles( KivioPainter& painter, const QRect& rect, bool transparent,
QPoint p0, KoZoomHandler* zoom );
KivioStencil *firstStencil() { return m_pStencilList->first(); }
KivioStencil *nextStencil() { return m_pStencilList->next(); }
KivioStencil *prevStencil() { return m_pStencilList->prev(); }
KivioStencil *takeStencil() { return m_pStencilList->take(); }
KivioStencil *currentStencil() { return m_pStencilList->current(); }
KivioStencil *lastStencil() { return m_pStencilList->last(); }
KivioStencil *takeStencil( KivioStencil * );
KivioConnectorTarget *connectPointToTarget( KivioConnectorPoint *, float );
KoPoint snapToTarget( const KoPoint& p, double thresh, bool& hit );
int generateStencilIds( int );
void searchForConnections( KivioPage * );
void takeStencilFromList( KivioStencil *pStencil );
void insertStencil( KivioStencil *pStencil );
};
#endif
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