mirror of
https://github.com/LMMS/lmms.git
synced 2026-01-24 22:38:07 -05:00
144 lines
3.1 KiB
C++
144 lines
3.1 KiB
C++
/*
|
|
* This file is part of LMMS - https://lmms.io
|
|
*
|
|
* 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.
|
|
*
|
|
* This program is distributed in the hope that it will be useful,
|
|
* but WITHOUT ANY WARRANTY; without even the implied warranty of
|
|
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
|
|
* General Public License for more details.
|
|
*
|
|
* You should have received a copy of the GNU General Public
|
|
* License along with this program (see COPYING); if not, write to the
|
|
* Free Software Foundation, Inc., 51 Franklin Street, Fifth Floor,
|
|
* Boston, MA 02110-1301 USA.
|
|
*
|
|
*/
|
|
|
|
#ifndef STEP_RECORDER_H
|
|
#define STEP_RECORDER_H
|
|
|
|
#include <QElapsedTimer>
|
|
#include <QTimer>
|
|
#include <QObject>
|
|
#include <QKeyEvent>
|
|
|
|
#include "Note.h"
|
|
#include "lmms_basics.h"
|
|
#include "Pattern.h"
|
|
|
|
class PianoRoll;
|
|
class StepRecorderWidget;
|
|
|
|
class StepRecorder : public QObject
|
|
{
|
|
Q_OBJECT
|
|
|
|
public:
|
|
StepRecorder(PianoRoll& pianoRoll, StepRecorderWidget& stepRecorderWidget);
|
|
|
|
void initialize();
|
|
void start(const TimePos& currentPosition,const TimePos& stepLength);
|
|
void stop();
|
|
void notePressed(const Note & n);
|
|
void noteReleased(const Note & n);
|
|
bool keyPressEvent(QKeyEvent* ke);
|
|
bool mousePressEvent(QMouseEvent* ke);
|
|
void setCurrentPattern(Pattern* newPattern);
|
|
void setStepsLength(const TimePos& newLength);
|
|
|
|
QVector<Note*> getCurStepNotes();
|
|
|
|
bool isRecording() const
|
|
{
|
|
return m_isRecording;
|
|
}
|
|
|
|
QColor curStepNoteColor() const
|
|
{
|
|
return QColor(245,3,139); // radiant pink
|
|
}
|
|
|
|
private slots:
|
|
void removeNotesReleasedForTooLong();
|
|
|
|
private:
|
|
void stepForwards();
|
|
void stepBackwards();
|
|
|
|
void applyStep();
|
|
void dismissStep();
|
|
void prepareNewStep();
|
|
|
|
TimePos getCurStepEndPos();
|
|
|
|
void updateCurStepNotes();
|
|
void updateWidget();
|
|
|
|
bool allCurStepNotesReleased();
|
|
|
|
PianoRoll& m_pianoRoll;
|
|
StepRecorderWidget& m_stepRecorderWidget;
|
|
|
|
bool m_isRecording = false;
|
|
TimePos m_curStepStartPos = 0;
|
|
TimePos m_curStepEndPos = 0;
|
|
|
|
TimePos m_stepsLength;
|
|
TimePos m_curStepLength; // current step length refers to the step currently recorded. it may defer from m_stepsLength
|
|
// since the user can make current step larger
|
|
|
|
QTimer m_updateReleasedTimer;
|
|
|
|
Pattern* m_pattern;
|
|
|
|
class StepNote
|
|
{
|
|
public:
|
|
StepNote(const Note & note) : m_note(note), m_pressed(true) {};
|
|
|
|
void setPressed()
|
|
{
|
|
m_pressed = true;
|
|
}
|
|
|
|
void setReleased()
|
|
{
|
|
m_pressed = false;
|
|
releasedTimer.start();
|
|
}
|
|
|
|
int timeSinceReleased()
|
|
{
|
|
return releasedTimer.elapsed();
|
|
}
|
|
|
|
bool isPressed() const
|
|
{
|
|
return m_pressed;
|
|
}
|
|
|
|
bool isReleased() const
|
|
{
|
|
return !m_pressed;
|
|
}
|
|
|
|
Note m_note;
|
|
|
|
private:
|
|
bool m_pressed;
|
|
QElapsedTimer releasedTimer;
|
|
} ;
|
|
|
|
QVector<StepNote*> m_curStepNotes; // contains the current recorded step notes (i.e. while user still press the notes; before they are applied to the pattern)
|
|
|
|
StepNote* findCurStepNote(const int key);
|
|
|
|
bool m_isStepInProgress = false;
|
|
};
|
|
|
|
#endif //STEP_RECORDER_H
|