/usr/include/libkgeomap/modelhelper.h is in libkgeomap-dev 1.0~digikam3.5.0-0ubuntu10.
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1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50 51 52 53 54 55 56 57 58 59 60 61 62 63 64 65 66 67 68 69 70 71 72 73 74 75 76 77 78 79 80 81 82 83 84 85 86 87 88 89 90 91 92 93 94 95 96 97 98 99 100 101 102 103 | /** ===========================================================
* @file
*
* This file is a part of digiKam project
* <a href="http://www.digikam.org">http://www.digikam.org</a>
*
* @date 2010-08-16
* @brief Helper class to access models
*
* @author Copyright (C) 2009-2010 by Michael G. Hansen
* <a href="mailto:mike at mghansen dot de">mike at mghansen dot de</a>
* @author Copyright (C) 2010 by Gilles Caulier
* <a href="mailto:caulier dot gilles at gmail dot com">caulier dot gilles at gmail dot com</a>
*
* 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, 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.
*
* ============================================================ */
#ifndef KGEOMAP_MODELHELPER
#define KGEOMAP_MODELHELPER
// Qt includes
#include <QtCore/QAbstractItemModel>
#include <QtGui/QItemSelectionModel>
#include <QtCore/QPersistentModelIndex>
#include <QtGui/QPixmap>
#include <QtCore/QPoint>
#include <QtCore/QString>
// Kde includes
#include <kdebug.h>
#include <kurl.h>
// local includes
#include "libkgeomap_export.h"
#include "kgeomap_primitives.h"
namespace KGeoMap
{
class KGEOMAP_EXPORT ModelHelper : public QObject
{
Q_OBJECT
public:
enum Flag
{
FlagNull = 0,
FlagVisible = 1,
FlagMovable = 2,
FlagSnaps = 4
};
Q_DECLARE_FLAGS(Flags, Flag)
explicit ModelHelper(QObject* const parent = 0);
virtual ~ModelHelper();
void snapItemsTo(const QModelIndex& targetIndex, const QList<QPersistentModelIndex>& snappedIndices);
// these are necessary for grouped and ungrouped models
virtual QAbstractItemModel* model() const = 0;
virtual QItemSelectionModel* selectionModel() const = 0;
virtual bool itemCoordinates(const QModelIndex& index, GeoCoordinates* const coordinates) const = 0;
virtual Flags modelFlags() const;
// these are necessary for ungrouped models
virtual bool itemIcon(const QModelIndex& index, QPoint* const offset, QSize* const size, QPixmap* const pixmap, KUrl* const url) const;
virtual Flags itemFlags(const QModelIndex& index) const;
virtual void snapItemsTo(const QModelIndex& targetIndex, const QList<QModelIndex>& snappedIndices);
// these are used by MarkerModel for grouped models
virtual QPixmap pixmapFromRepresentativeIndex(const QPersistentModelIndex& index, const QSize& size);
virtual QPersistentModelIndex bestRepresentativeIndexFromList(const QList<QPersistentModelIndex>& list, const int sortKey);
virtual void onIndicesClicked(const QList<QPersistentModelIndex>& clickedIndices);
virtual void onIndicesMoved(const QList<QPersistentModelIndex>& movedIndices, const GeoCoordinates& targetCoordinates, const QPersistentModelIndex& targetSnapIndex);
Q_SIGNALS:
void signalVisibilityChanged();
void signalThumbnailAvailableForIndex(const QPersistentModelIndex& index, const QPixmap& pixmap);
void signalModelChangedDrastically();
};
} /* namespace KGeoMap */
Q_DECLARE_OPERATORS_FOR_FLAGS(KGeoMap::ModelHelper::Flags)
#endif /* KGEOMAP_MODELHELPER */
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