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master
Lars Mewes 2 years ago
parent
commit
541c1f6fe0
5 changed files with 188 additions and 0 deletions
  1. 70
    0
      MainWindow.h
  2. 35
    0
      MidiListener.cpp
  3. 17
    0
      MidiListener.h
  4. 27
    0
      PianoKey.cpp
  5. 39
    0
      PianoKey.h

+ 70
- 0
MainWindow.h View File

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#ifndef MAINWINDOW_H
#define MAINWINDOW_H

#include <QMainWindow>
#include <QGraphicsView>
/* MAINWINDOW_H
* CLASS DECLARATION
*
* CHANGLOG:
* NAME: | CHANGES: | DATE: |
* Mewes, Lars | Neuerstellung | 24.09.2021 |
* Mewes, Lars | Änderung auf QTabWidget (statt QSplitter) + Midi-Versuche | 28.09.2021 |
* | | |
* | | |
*
* DESCRIPTION:
* Diese Klasse ist die "Hauptklasse" und besitzt die Farbtonskala "ColorScale", die QGraphicsViews sowie die Klaviatur und den Quintenzirkel
*
* TO-DOs:
*
*
*/

#include <QGraphicsScene>
#include <QTabWidget>
#include <QPlainTextEdit>
#include <QThread>

#include "RtMidi.h"

#include "MidiListener.h"
#include "PianoKeyBoard.h"
#include "Tone.h"
#include "ColorScale.h"
#include "CircleOfFifths.h"


class MainWindow : public QMainWindow
{
Q_OBJECT
QTabWidget * tabWidget;

QGraphicsView * gV_Keyboard;
QGraphicsView * gV_CircleOfFifths;
QGraphicsView * gV_Demo;
QPlainTextEdit * midiLog;

PianoKeyBoard * pianoKeyBoard;
CircleOfFifths * circleOfFifths;
QGraphicsScene * scene_Demo;

QThread midiThread;
MidiListener * midiPiano;
void lightShowDemonstration(int b1, int b2, int b3);
public slots:

void handleMidiMessage(int b1, int b2, int b3);
signals:
void startMidiListener(int Port = 1);
void nextMidiMessage();
void stopMidi();
public:

RtMidiIn * midiin = nullptr;
MainWindow(QWidget *parent = nullptr);
virtual ~MainWindow();

ColorScale colorScale;
};
#endif // MAINWINDOW_H

+ 35
- 0
MidiListener.cpp View File

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#include "MidiListener.h"
#include <vector>
#include <QString>
void MidiListener::start(int Port){
midiin = new RtMidiIn(RtMidi::Api::LINUX_ALSA, "Scrjabin");

try {
midiin->openPort(Port);
}
catch ( RtMidiError &error ) {
error.printMessage();
}
emit newMidiMessage(0,0,0);

};
void MidiListener::listen(){
std::vector<unsigned char> message;

// Don't ignore sysex, timing, or active sensing messages.
midiin->ignoreTypes( false, false, false );

midiin->getMessage( &message );
if ( message.size() == 3 )
emit newMidiMessage(message[0], message[1], message[2]);
else
emit newMidiMessage(0,0,0);
};
void MidiListener::stop(){
delete midiin;
this->disconnect();
this->~MidiListener();
}
MidiListener::~MidiListener(){

}

+ 17
- 0
MidiListener.h View File

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#pragma once
#include "RtMidi.h"
#include <iostream>
#include <QObject>

class MidiListener: public QObject{
Q_OBJECT
RtMidiIn * midiin;
public:
~MidiListener();
public slots:
void start(int Port = 0);
void listen();
void stop();
signals:
void newMidiMessage(int b1, int b2, int b3);
};

+ 27
- 0
PianoKey.cpp View File

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#include "PianoKey.h"
#include <QBrush>

PianoKey::PianoKey(Tone *tone): tone(tone){
if(tone->getFlatTone()){
setRect(-350+tone->getKeyboardPosition()*100,0, 100, 700);

}
else{
setRect(-350+75+tone->getKeyboardPosition()*100,0, 50, 500);
setZValue(1);
}
setBrush(QBrush(tone->getColor()));
};
PianoKey::~PianoKey(){};

Tone * PianoKey::getTone()const{
return tone;
};

//SLOTS:
void PianoKey::redraw(){
setBrush(QBrush(tone->getColor()));
};




+ 39
- 0
PianoKey.h View File

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/* PIANOKEY_H
* CLASS DECLARATION
*
* CHANGLOG:
* NAME: | CHANGES: | DATE: |
* Mewes, Lars | Neuerstellung | 24.09.2021 |
* | | |
* | | |
* | | |
*
* DESCRIPTION:
* Diese Klasse enthält analog zu "CircleElement" alle Bestandteile einer Klaviertaste.
*
* TO-DOs:
* Beschriftung auf den Tasten ergänzen
*
*/
#pragma once

#include <QGraphicsRectItem>
#include <QString>

#include "Tone.h"

class PianoKey: public QObject, public QGraphicsRectItem{
Q_OBJECT

Tone * tone;
public:

PianoKey(QString _tone, int pos, QColor _col, bool flatTone = true);
PianoKey(Tone * tone);
virtual ~PianoKey();

Tone * getTone()const;

public slots:
void redraw();
};

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