1fdfc2abfe
Change-Id: I02f2c620296fcd91d4967d58767ea33fc4e1e7dc Reviewed-by: Rohan McGovern <rohan.mcgovern@nokia.com>
126 lines
3.6 KiB
C++
126 lines
3.6 KiB
C++
/****************************************************************************
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**
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** Copyright (C) 2012 Nokia Corporation and/or its subsidiary(-ies).
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** All rights reserved.
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** Contact: Nokia Corporation (qt-info@nokia.com)
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**
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** This file is part of the demonstration applications of the Qt Toolkit.
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**
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** $QT_BEGIN_LICENSE:LGPL$
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** GNU Lesser General Public License Usage
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** This file may be used under the terms of the GNU Lesser General Public
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** License version 2.1 as published by the Free Software Foundation and
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** appearing in the file LICENSE.LGPL included in the packaging of this
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** file. Please review the following information to ensure the GNU Lesser
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** General Public License version 2.1 requirements will be met:
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** http://www.gnu.org/licenses/old-licenses/lgpl-2.1.html.
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**
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** In addition, as a special exception, Nokia gives you certain additional
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** rights. These rights are described in the Nokia Qt LGPL Exception
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** version 1.1, included in the file LGPL_EXCEPTION.txt in this package.
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**
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** GNU General Public License Usage
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** Alternatively, this file may be used under the terms of the GNU General
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** Public License version 3.0 as published by the Free Software Foundation
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** and appearing in the file LICENSE.GPL included in the packaging of this
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** file. Please review the following information to ensure the GNU General
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** Public License version 3.0 requirements will be met:
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** http://www.gnu.org/copyleft/gpl.html.
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**
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** Other Usage
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** Alternatively, this file may be used in accordance with the terms and
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** conditions contained in a signed written agreement between you and Nokia.
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**
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**
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**
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**
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**
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** $QT_END_LICENSE$
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**
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****************************************************************************/
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#ifndef DOCUMENT_H
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#define DOCUMENT_H
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#include <QWidget>
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QT_FORWARD_DECLARE_CLASS(QUndoStack)
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QT_FORWARD_DECLARE_CLASS(QTextStream)
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class Shape
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{
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public:
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enum Type { Rectangle, Circle, Triangle };
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Shape(Type type = Rectangle, const QColor &color = Qt::red, const QRect &rect = QRect());
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Type type() const;
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QString name() const;
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QRect rect() const;
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QRect resizeHandle() const;
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QColor color() const;
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static QString typeToString(Type type);
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static Type stringToType(const QString &s, bool *ok = 0);
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static const QSize minSize;
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private:
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Type m_type;
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QRect m_rect;
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QColor m_color;
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QString m_name;
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friend class Document;
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};
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class Document : public QWidget
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{
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Q_OBJECT
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public:
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Document(QWidget *parent = 0);
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QString addShape(const Shape &shape);
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void deleteShape(const QString &shapeName);
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Shape shape(const QString &shapeName) const;
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QString currentShapeName() const;
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void setShapeRect(const QString &shapeName, const QRect &rect);
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void setShapeColor(const QString &shapeName, const QColor &color);
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bool load(QTextStream &stream);
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void save(QTextStream &stream);
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QString fileName() const;
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void setFileName(const QString &fileName);
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QUndoStack *undoStack() const;
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signals:
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void currentShapeChanged(const QString &shapeName);
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protected:
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void paintEvent(QPaintEvent *event);
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void mousePressEvent(QMouseEvent *event);
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void mouseReleaseEvent(QMouseEvent *event);
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void mouseMoveEvent(QMouseEvent *event);
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private:
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void setCurrentShape(int index);
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int indexOf(const QString &shapeName) const;
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int indexAt(const QPoint &pos) const;
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QString uniqueName(const QString &name) const;
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QList<Shape> m_shapeList;
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int m_currentIndex;
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int m_mousePressIndex;
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QPoint m_mousePressOffset;
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bool m_resizeHandlePressed;
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QString m_fileName;
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QUndoStack *m_undoStack;
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};
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#endif // DOCUMENT_H
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