comparison view/Panner.h @ 127:89c625dda204

* Reorganising code base.  This revision will not compile.

+/* -*- c-basic-offset: 4 indent-tabs-mode: nil -*-  vi:set ts=8 sts=4 sw=4: */
+
+/*
+    Sonic Visualiser
+    An audio file viewer and annotation editor.
+    Centre for Digital Music, Queen Mary, University of London.
+    This file copyright 2006 Chris Cannam.
+    
+    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 2 of the
+    License, or (at your option) any later version.  See the file
+    COPYING included with this distribution for more information.
+*/
+
+#ifndef _PAN_WIDGET_H_
+#define _PAN_WIDGET_H_
+
+#include "base/View.h"
+
+#include <QPoint>
+
+class QWidget;
+class QPaintEvent;
+class Layer;
+class View;
+
+#include <map>
+
+class Panner : public View
+{
+    Q_OBJECT
+
+public:
+    Panner(QWidget *parent = 0);
+
+    void registerView(View *widget);
+    void unregisterView(View *widget);
+
+    virtual QString getPropertyContainerIconName() const { return "panner"; }
+
+public slots:
+    virtual void modelChanged(size_t startFrame, size_t endFrame);
+    virtual void modelReplaced();
+
+    virtual void viewManagerCentreFrameChanged(void *, unsigned long, bool);
+    virtual void viewManagerZoomLevelChanged(void *, unsigned long, bool);
+    virtual void viewManagerPlaybackFrameChanged(unsigned long);
+
+protected:
+    virtual void paintEvent(QPaintEvent *e);
+    virtual void mousePressEvent(QMouseEvent *e);
+    virtual void mouseReleaseEvent(QMouseEvent *e);
+    virtual void mouseMoveEvent(QMouseEvent *e);
+    virtual bool shouldLabelSelections() const { return false; }
+
+    QPoint m_clickPos;
+    QPoint m_mousePos;
+    bool m_clickedInRange;
+    size_t m_dragCentreFrame;
+    
+    typedef std::set<void *> WidgetSet;
+    WidgetSet m_widgets;
+};
+
+#endif
+