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diff --git a/attic/muse_qt4_evolution/muse/midiedit/trackpattern.h b/attic/muse_qt4_evolution/muse/midiedit/trackpattern.h
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+//=================================================================
+//  trackpattern.h
+//  TrackPattern class for miditracker, QDock, QTree, Part, matrix
+//    miditracker.h
+//  (C) Copyright 2006 Nil Geisweiller (a_lin@user.sourceforge.net)
+//=================================================================
+
+#ifndef __TRACKERPATTERN_H__
+#define __TRACKERPATTERN_H__
+
+#include <vector>
+#include "miditrack.h"
+#include "part.h"
+
+class PartList;
+
+//----------------------------------------------------------
+// EventPat
+//  has to be derived, can be note or control
+//----------------------------------------------------------
+class EventPat {
+ private:
+ protected:
+  bool _isReadable; //true iff the time of the event is the exact row time
+  bool _isEmpty;
+ public:
+  EventPat(bool isEmpty, bool isReadable);
+  EventPat(); //_isEmpty=true and_isReadable=true at the initialization
+  ~EventPat();
+
+  void setEmpty(bool);
+  bool getEmpty();
+  void setReadable(bool);
+  bool getReadable();
+};
+
+//----------------------------------------------------------
+// VoiceEventPat
+//----------------------------------------------------------
+class VoiceEventPat : public EventPat {
+  private:
+  int _noteNum; //absolute note number including octave
+  int _velocity; //if velocity is 0 note is off
+ public:
+  VoiceEventPat(int noteNum, int velocity); // _isReadable is initialized true
+  VoiceEventPat(bool isEmpty, bool isReadable);
+  VoiceEventPat(); //_isEmpty = true, _isReadable = true
+  ~VoiceEventPat();
+
+  void setNoteNum(int n);
+  int getNoteNum();
+  void setVelocity(int n);
+  int getVelocity();
+  QString str(); //return the string to display on the entry of the pattern
+};
+
+//----------------------------------------------------------
+// CtrlEventPat
+//----------------------------------------------------------
+class CtrlEventPat : public EventPat {
+ private:
+  int _ctrlNum;
+  int _value; //if velocity is 0 note is off
+ public:
+  CtrlEventPat(int ctrlNum, int value); // _isReadable is initialized true
+  CtrlEventPat(); // _isReadable is initialized false
+  ~CtrlEventPat();
+
+  void setCtrlNum(int n);
+  int getCtrlNum();
+  void setValue(int n);
+  int getValue();
+  QString str(); //return the string to display on the entry of the pattern
+};
+
+//----------------------------------------------------------
+// BasePat
+//----------------------------------------------------------
+class BasePat {
+ protected:
+  QString _name;
+  unsigned _firstTick;
+  unsigned _lastTick;
+  int _quant;
+ public:
+  BasePat();
+  BasePat(QString name, unsigned firstTick, unsigned lastTick, int quant);
+  ~BasePat();
+
+  QString getName();
+
+  bool isRow(unsigned tick); //return true iff tick coincides with one row
+  unsigned tick2row(unsigned tick);  
+};
+
+//----------------------------------------------------------
+// VoicePat
+//----------------------------------------------------------
+class VoicePat : public BasePat {
+ private:
+  std::vector<VoiceEventPat*> _eventsCol; //column of VoiceEventPat to display
+  EventList* _events; //actual list of events, only one at a time
+ public:
+  VoicePat(QString name, unsigned firstTick, unsigned lastTick, int quant);
+  ~VoicePat();
+  
+  std::vector<VoiceEventPat*> getEventsCol();
+
+  bool add(const Event* e, unsigned tick); //add the Event e into the EventList
+                                           //and update properly _events
+                                           //return true if success, that is
+                                           //there is an empty space of the
+                                           //event
+  bool isFreeSpace(const Event* e, unsigned tick); //return true iff there
+                                                   //is space to add the
+                                                   //event e without
+                                                   //overlapping other events
+};
+
+//----------------------------------------------------------
+// CtrlPat
+//----------------------------------------------------------
+class CtrlPat {
+ private:
+  std::vector<CtrlEventPat> _events; //column of CtrlEventPat
+ public:
+  CtrlPat(QString name);
+  ~CtrlPat();
+};
+
+//------------------------------------------------------
+// BaseTrackPat
+//------------------------------------------------------
+class BaseTrackPat : public QDockWidget {
+  Q_OBJECT
+
+ protected:
+  QTreeWidget* _tree;
+  QMainWindow* _parent;
+
+  unsigned _rowMag; //contains the number of rows
+  unsigned _firstRow; //absolute index of the first row
+  unsigned _lastRow; //absolute index of the last row, included
+  unsigned _relativeCurrentRow; //index of the current according to the tree
+  unsigned _absoluteCurrentRow; //index of the current row according to the
+                                //event matrix
+  unsigned _absoluteNbrRow; //contains the number of rows of the matrix
+
+  int _fontHeight;
+
+  bool _update; //if true then the tree must updated
+
+ public:
+  BaseTrackPat(QMainWindow* parent, unsigned anr = 0);
+  ~BaseTrackPat();
+
+  void setRowMag(); //set _rowMag with the number of rows to display according
+                    //to the size of the window, adjust _lastRow accordingly,
+                    //assum that first row is set appropriately
+  void setFirstRow(unsigned f); //set _firstRow with f, that is the absolute index
+                                //of the first row, adjust _lastRow appropriately
+  void setRelativeCurrentRow(unsigned r); //set _relativeCurrentRow with r
+                                          //and _absoluteCurrentRow accordingly
+  void setAbsoluteCurrentRow(unsigned a); //set _absoluteCurrentRow with a
+                                          //and _relativeCurrentRow accordingly
+
+  unsigned getRowMag();
+  unsigned getFirstRow();
+  unsigned getLastRow();
+  unsigned getRelativeCurrentRow();
+  unsigned getAbsoluteCurrentRow();
+
+  unsigned getAbsoluteNbrRow();
+
+  void moveRelativeCurrentRow(unsigned newIndex); //update _firstRow, _lastrow
+                                                  //relativeCurrentRow,
+                                                  //absoluteCurrentRow, considering
+                                                  //that the new relative index is
+                                                  //newIndex
+
+  void resizeEvent(QResizeEvent* /*event*/);
+
+  virtual void clearMatrix() {}
+  virtual void buildMatrix() {}
+  virtual void fillPattern() {} //fill the treeWidget with the right window of times
+                                //according to _firstRow and _lastRow
+
+
+  void selectCurrentRow(); //block the signals and select the current row
+
+ signals:
+  void moveCurrentRow(unsigned i); //send the signal that the current row is moved
+                                   //at the relative index i
+ private slots:
+  void currentItemChanged(QTreeWidgetItem* nitem);
+  void moveRowFromSignal(unsigned index);
+  void updatePattern(int songChangeType);
+};
+
+//------------------------------------------------------
+// TrackPattern
+//------------------------------------------------------
+class TrackPattern : public BaseTrackPat, public BasePat {
+ private:
+  PartList* _partList; //partList concerned by a track
+  MidiTrack* _track;
+  std::vector<VoicePat*> _voiceColumns; //matrix of voice events
+  std::vector<CtrlPat*> _ctrlColumns; //matrix of ctrl events
+ public:
+  TrackPattern(QMainWindow* parent, QString name, 
+	       unsigned firstTick, unsigned lastTick,
+	       int quant, PartList* pl, MidiTrack* t, unsigned anr = 0);
+  ~TrackPattern();
+
+  void add(const Event* e, unsigned tick); //add the Event e and
+                                           //build consequently
+                                           //the matrix,
+                                           //creating new voices when necessary
+  MidiTrack* getTrack() {return _track;}
+  void setQuant(int quant);
+
+  virtual void clearMatrix();
+  virtual void buildMatrix();
+  virtual void fillPattern();
+};
+
+//------------------------------------------------------
+// TimingEvent
+//------------------------------------------------------
+class TimingEvent {
+ private:
+  int _bar;
+  int _beat;
+  unsigned _tick;
+  unsigned _row;
+
+ public:
+  TimingEvent(unsigned row);
+  ~TimingEvent();
+
+  void setBarBeatTick(unsigned tick);
+
+  QString barBeatTickStr();
+  QString rowStr();
+};
+
+class TimingPattern : public BasePat, public BaseTrackPat {
+ private:
+  //QTreeWidget* _tree;
+  std::vector<TimingEvent*> _timingEvents;
+ public:
+  TimingPattern(QMainWindow* parent, QString name, unsigned firstTick,
+		unsigned lastTick, int quant);
+  ~TimingPattern();
+
+  virtual void clearMatrix();
+  virtual void buildMatrix();
+  virtual void fillPattern();
+};
+
+#endif