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letter.h

/***********************************************************************
 *
 * Copyright (C) 2009, 2010 Graeme Gott <graeme@gottcode.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 3 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, see <http://www.gnu.org/licenses/>.
 *
 ***********************************************************************/

#ifndef LETTER_H
#define LETTER_H

#include <QGraphicsPathItem>
#include <QObject>
class QGraphicsSimpleTextItem;

class Letter : public QObject, public QGraphicsPathItem {
      Q_OBJECT

      public:
            Letter(const QFont& font, int size, const QPoint& position);

            QPoint position() const {
                  return m_position;
            }

            QString text() const {
                  return m_text;
            }

            void setArrow(qreal angle, int z);
            void setClickable(bool clickable);
            void setText(const QString& text);

      signals:
            void clicked(Letter* letter);

      protected:
            void mousePressEvent(QGraphicsSceneMouseEvent* event);

      private:
            void createCornerArrow();
            void createSideArrow();

      private:
            QGraphicsSimpleTextItem* m_item;
            QString m_text;
            QGraphicsItem* m_arrow;
            bool m_clickable;
            QPoint m_position;
};

#endif

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