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63 lines
1.6 KiB
C++
63 lines
1.6 KiB
C++
/*
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* Copyright 2010 Niels Kummerfeldt <niels.kummerfeldt@tu-harburg.de>
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*
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* This program is free software; you can redistribute it and/or modify
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* it under the terms of the GNU General Public License as published by
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* the Free Software Foundation; either version 2 of the License, or
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* (at your option) any later version.
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*
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* This program is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU General Public License for more details.
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*
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* You should have received a copy of the GNU General Public License
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* along with this program; if not, write to the Free Software
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* Foundation, Inc., 51 Franklin Street, Fifth Floor,
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* Boston, MA 02110-1301 USA
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*/
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#ifndef ABSTRACT_LAYER_H
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#define ABSTRACT_LAYER_H
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#include <QtCore/QObject>
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#include <QtGui/QKeyEvent>
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#include <QtGui/QPainter>
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class MapWidget;
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class AbstractLayer : public QObject
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{
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Q_OBJECT
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public:
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AbstractLayer(MapWidget *map);
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virtual void load(const QString &filename);
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virtual void zoom(int level);
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virtual void pan(const QPoint &move);
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virtual void triggerAction();
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virtual void keyPressed(QKeyEvent *event);
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void paintLayer(QPainter *painter);
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bool isVisible() const;
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public slots:
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void setVisible(bool visible = true);
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void toggleVisibility();
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signals:
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void visibilityChanged(bool visible);
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protected:
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MapWidget *map() const;
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virtual void paint(QPainter *painter) = 0;
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private:
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MapWidget *m_map;
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bool m_visible;
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};
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#endif // ABSTRACT_LAYER_H
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