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Diffstat (limited to 'karbon/core/vgroup.h')
-rw-r--r-- | karbon/core/vgroup.h | 117 |
1 files changed, 117 insertions, 0 deletions
diff --git a/karbon/core/vgroup.h b/karbon/core/vgroup.h new file mode 100644 index 00000000..25190178 --- /dev/null +++ b/karbon/core/vgroup.h @@ -0,0 +1,117 @@ +/* This file is part of the KDE project + Copyright (C) 2002, 2003 The Karbon Developers + + This library is free software; you can redistribute it and/or + modify it under the terms of the GNU Library General Public + License as published by the Free Software Foundation; either + version 2 of the License, or (at your option) any later version. + + This library 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 + Library General Public License for more details. + + You should have received a copy of the GNU Library General Public License + along with this library; see the file COPYING.LIB. If not, write to + the Free Software Foundation, Inc., 51 Franklin Street, Fifth Floor, + * Boston, MA 02110-1301, USA. +*/ + +#ifndef __VGROUP_H__ +#define __VGROUP_H__ + +#include <qptrlist.h> + +#include "vobject.h" +#include <koffice_export.h> +typedef QPtrList<VObject> VObjectList; +typedef QPtrListIterator<VObject> VObjectListIterator; + +/** + * Base class for all sort of VObject conglomerats. + */ + +class KARBONBASE_EXPORT VGroup : public VObject +{ +public: + /** + * Constructs a new group object that is child of parent and has the given state. + * + * The object's fill and stroke are created here. + * + * @param parent the new object's parent + * @param state the new object's state + */ + VGroup( VObject* parent, VState state = normal ); + + /** + * Copy constructor. + * + * @param group the group to copy properties from + */ + VGroup( const VGroup& group ); + + /** + * Destroys the group and all of the child objects. + */ + virtual ~VGroup(); + + virtual void draw( VPainter* painter, const KoRect* rect = 0L ) const; + + virtual const KoRect& boundingBox() const; + + virtual void setStroke( const VStroke& stroke ); + virtual void setFill( const VFill& fill ); + + virtual void setState( const VState state ); + + virtual void save( QDomElement& element ) const; + virtual void saveOasis( KoStore *store, KoXmlWriter *docWriter, KoGenStyles &mainStyles, int &index ) const; + virtual void load( const QDomElement& element ); + virtual bool loadOasis( const QDomElement &element, KoOasisLoadingContext &context ); + + virtual VGroup* clone() const; + + virtual void accept( VVisitor& visitor ); + + /** + * Removes the reference to child object, not the object itself. + * + * @param object the child object to remove + */ + void take( const VObject& object ); + + /** + * Appends a new child object. + * + * @param object the object to append + */ + void append( VObject* object ); + + /** + * This function is important for undo/redo. It inserts newObject in front + * of oldObject. + * + * @param newObject the new object to insert + * @param oldObject the old object the new object is inserted in front of + */ + virtual void insertInfrontOf( VObject* newObject, VObject* oldObject ); + + /** + * Clears the group, without destroying the grouped objects. + */ + void clear(); + + /** + * Read only access to the grouped objects. + * + * @return reference to the list of grouped objects + */ + const VObjectList& objects() const { return m_objects; } + +protected: + VObjectList m_objects; /**< the list of grouped objects */ +}; + +#endif + |