Companion build on Linux

2013-12-02 18:47:43 +01:00
parent 942e658c8e
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+/****************************************************************************
+**
+** Copyright (C) 2010 Nokia Corporation and/or its subsidiary(-ies).
+** All rights reserved.
+** Contact: Nokia Corporation (qt-info@nokia.com)
+**
+** This file is part of the examples of the Qt Toolkit.
+**
+** $QT_BEGIN_LICENSE:LGPL$
+** 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 Lesser General Public License Usage
+** Alternatively, this file may be used under the terms of the GNU Lesser
+** General Public License version 2.1 as published by the Free Software
+** Foundation and appearing in the file LICENSE.LGPL included in the
+** packaging of this file.  Please review the following information to
+** ensure the GNU Lesser General Public License version 2.1 requirements
+** will be met: http://www.gnu.org/licenses/old-licenses/lgpl-2.1.html.
+**
+** In addition, as a special exception, Nokia gives you certain additional
+** rights.  These rights are described in the Nokia Qt LGPL Exception
+** version 1.1, included in the file LGPL_EXCEPTION.txt in this package.
+**
+** GNU General Public License Usage
+** Alternatively, this file may be used under the terms of the GNU
+** General Public License version 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 the GNU General Public License version 3.0 requirements will be
+** met: http://www.gnu.org/copyleft/gpl.html.
+**
+** If you have questions regarding the use of this file, please contact
+** Nokia at qt-info@nokia.com.
+** $QT_END_LICENSE$
+**
+****************************************************************************/
+
+#ifndef NODE_H
+#define NODE_H
+
+#include <QtGui>
+
+#define DEFAULT_BALL_SIZE 10
+#define BALL_HEIGHT 2
+
+class Edge;
+QT_BEGIN_NAMESPACE
+class QGraphicsSceneMouseEvent;
+QT_END_NAMESPACE
+
+class Node : public QGraphicsItem
+{
+
+public:
+    Node(QSpinBox *sb = 0, QSpinBox *sbx = 0);
+
+    void addEdge(Edge *edge);
+    QList<Edge *> edges() const;
+
+    enum { Type = UserType + 1 };
+    int type() const { return Type; }
+    QRectF boundingRect() const;
+    QPainterPath shape() const;
+    void paint(QPainter *painter, const QStyleOptionGraphicsItem *option, QWidget *widget);
+    void setBallSize(int size);
+    void stepToCenter(qreal step=10);
+    int  getBallSize() {return ballSize;}
+    qreal getX();
+    qreal getY();
+
+    void setCenteringX(bool val) {centerX = val;}
+    void setCenteringY(bool val) {centerY = val;}
+    void setFixedX(bool val) {fixedX = val;}
+    void setFixedY(bool val) {fixedY = val;}
+    bool getFixedX() {return fixedX;}
+    bool getFixedY() {return fixedY;}
+    void setMinX(int val) {minX = val;};
+    void setMaxX(int val) {maxX = val;};
+    void setColor(QColor color);
+    
+protected:
+    QVariant itemChange(GraphicsItemChange change, const QVariant &value);
+
+    void mousePressEvent(QGraphicsSceneMouseEvent *event);
+    void mouseReleaseEvent(QGraphicsSceneMouseEvent *event);
+    
+private:
+
+    bool bPressed;
+    bool centerX;
+    bool centerY;
+    bool fixedX;
+    bool fixedY;
+    int  ballSize;
+    int minX;
+    int maxX;
+    QSpinBox *qsb;
+    QSpinBox *qsbx;
+    QList<Edge *> edgeList;
+    QPointF newPos;
+    QColor nodecolor;
+};
+
+#endif