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** Copyright (C) 2008 Nokia Corporation and/or its subsidiary(-ies).
** Contact: Qt Software Information (qt-info@nokia.com)
** This file is part of the demonstration applications of the Qt Toolkit.
** Commercial Usage
** Licensees holding valid Qt Commercial licenses may use this file in
** accordance with the Qt Commercial License Agreement provided with the
** Software or, alternatively, in accordance with the terms contained in
** a written agreement between you and Nokia.
** GNU General Public License Usage
** Alternatively, this file may be used under the terms of the GNU
** General Public License versions 2.0 or 3.0 as published by the Free
** Software Foundation and appearing in the file LICENSE.GPL included in
** the packaging of this file.  Please review the following information
** to ensure GNU General Public Licensing requirements will be met:
** http://www.fsf.org/licensing/licenses/info/GPLv2.html and
** http://www.gnu.org/copyleft/gpl.html.  In addition, as a special
** exception, Nokia gives you certain additional rights. These rights
** are described in the Nokia Qt GPL Exception version 1.3, included in
** the file GPL_EXCEPTION.txt in this package.
** Qt for Windows(R) Licensees
** As a special exception, Nokia, as the sole copyright holder for Qt
** Designer, grants users of the Qt/Eclipse Integration plug-in the
** right for the Qt/Eclipse Integration to link to functionality
** provided by Qt Designer and its related libraries.
** If you are unsure which license is appropriate for your use, please
** contact the sales department at qt-sales@nokia.com.

#ifndef DOCUMENT_H
#define DOCUMENT_H

#include <QWidget>


class Shape
    enum Type { Rectangle, Circle, Triangle };

    Shape(Type type = Rectangle, const QColor &color = Qt::red, const QRect &rect = QRect());

    Type type() const;
    QString name() const;
    QRect rect() const;
    QRect resizeHandle() const;
    QColor color() const;

    static QString typeToString(Type type);
    static Type stringToType(const QString &s, bool *ok = 0);

    static const QSize minSize;

    Type m_type;
    QRect m_rect;
    QColor m_color;
    QString m_name;

    friend class Document;

00073 class Document : public QWidget

    Document(QWidget *parent = 0);

    QString addShape(const Shape &shape);
    void deleteShape(const QString &shapeName);
    Shape shape(const QString &shapeName) const;
    QString currentShapeName() const;

    void setShapeRect(const QString &shapeName, const QRect &rect);
    void setShapeColor(const QString &shapeName, const QColor &color);

    bool load(QTextStream &stream);
    void save(QTextStream &stream);

    QString fileName() const;
    void setFileName(const QString &fileName);

    QUndoStack *undoStack() const;

    void currentShapeChanged(const QString &shapeName);

    void paintEvent(QPaintEvent *event);
    void mousePressEvent(QMouseEvent *event);
    void mouseReleaseEvent(QMouseEvent *event);
    void mouseMoveEvent(QMouseEvent *event);

    void setCurrentShape(int index);
    int indexOf(const QString &shapeName) const;
    int indexAt(const QPoint &pos) const;
    QString uniqueName(const QString &name) const;

    QList<Shape> m_shapeList;
    int m_currentIndex;
    int m_mousePressIndex;
    QPoint m_mousePressOffset;
    bool m_resizeHandlePressed;
    QString m_fileName;

    QUndoStack *m_undoStack;

#endif // DOCUMENT_H

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