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1 /* -*- c-basic-offset: 4 indent-tabs-mode: nil -*- vi:set ts=8 sts=4 sw=4: */
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2
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3 /*
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4 Sonic Visualiser
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5 An audio file viewer and annotation editor.
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6 Centre for Digital Music, Queen Mary, University of London.
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7 This file copyright 2006 Chris Cannam and QMUL.
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8
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9 This program is free software; you can redistribute it and/or
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10 modify it under the terms of the GNU General Public License as
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11 published by the Free Software Foundation; either version 2 of the
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12 License, or (at your option) any later version. See the file
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13 COPYING included with this distribution for more information.
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14 */
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15
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16 #ifndef _OVERVIEW_H_
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17 #define _OVERVIEW_H_
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18
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19 #include "View.h"
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20
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21 #include <QPoint>
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22 #include <QTime>
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23
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24 class QWidget;
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25 class QPaintEvent;
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26 class Layer;
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27 class View;
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28
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29 #include <map>
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30
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31 class Overview : public View
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32 {
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33 Q_OBJECT
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34
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35 public:
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36 Overview(QWidget *parent = 0);
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37
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38 void registerView(View *view);
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39 void unregisterView(View *view);
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40
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41 virtual QString getPropertyContainerIconName() const { return "panner"; }
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42
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43 public slots:
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44 virtual void modelChangedWithin(sv_frame_t startFrame, sv_frame_t endFrame);
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45 virtual void modelReplaced();
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46
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47 virtual void globalCentreFrameChanged(sv_frame_t);
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48 virtual void viewCentreFrameChanged(View *, sv_frame_t);
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49 virtual void viewZoomLevelChanged(View *, int, bool);
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50 virtual void viewManagerPlaybackFrameChanged(sv_frame_t);
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51
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52 virtual void setBoxColour(QColor);
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53
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54 protected:
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55 virtual void paintEvent(QPaintEvent *e);
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56 virtual void mousePressEvent(QMouseEvent *e);
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57 virtual void mouseReleaseEvent(QMouseEvent *e);
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58 virtual void mouseMoveEvent(QMouseEvent *e);
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59 virtual void mouseDoubleClickEvent(QMouseEvent *e);
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60 virtual void enterEvent(QEvent *);
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61 virtual void leaveEvent(QEvent *);
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62 virtual bool shouldLabelSelections() const { return false; }
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63
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64 QColor getFillWithin() const;
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65 QColor getFillWithout() const;
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66
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67 QPoint m_clickPos;
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68 QPoint m_mousePos;
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69 bool m_clickedInRange;
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70 sv_frame_t m_dragCentreFrame;
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71 QTime m_modelTestTime;
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72 QColor m_boxColour;
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73
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74 typedef std::set<View *> ViewSet;
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75 ViewSet m_views;
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76 };
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77
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78 #endif
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79
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