1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
154
155
156
157
158
159
160
161
162
163
164
165
166
167
168
169
170
171
172
173
174
175
176
177
|
from PyQt5.QtGui import *
from PyQt5.QtWidgets import *
from PyQt5.QtCore import *
from MainWindow import Ui_MainWindow
from solo_tool import SoloTool
POSITION_FACTOR = 100000
RATE_FACTOR = 10
UI_REFRESH_PERIOD_MS = 500
class PlaylistModel(QAbstractListModel):
def __init__(self, soloTool, *args, **kwargs):
super(PlaylistModel, self).__init__(*args, **kwargs)
self.soloTool = soloTool
def data(self, index, role):
if role == Qt.DisplayRole:
from pathlib import Path
path = Path(self.soloTool.getSongs()[index.row()])
return path.name
def rowCount(self, index):
return len(self.soloTool.getSongs())
class ABListModel(QAbstractListModel):
def __init__(self, soloTool, *args, **kwargs):
super(ABListModel, self).__init__(*args, **kwargs)
self.soloTool = soloTool
def data(self, index, role):
if role == Qt.DisplayRole:
ab = self.soloTool.getAbLimits()[index.row()]
return f"{ab[0]} - {ab[1]}"
def rowCount(self, index):
return len(self.soloTool.getAbLimits())
class MainWindow(QMainWindow, Ui_MainWindow):
def __init__(self, *args, **kwargs):
super(MainWindow, self).__init__(*args, **kwargs)
self.setupUi(self)
self.timer = QTimer(self)
self.timer.setInterval(UI_REFRESH_PERIOD_MS)
self.timer.timeout.connect(self.timerCallback)
self.soloTool = SoloTool()
self.playlistModel = PlaylistModel(self.soloTool)
self.songListView.setModel(self.playlistModel)
self.songListView.selectionModel().selectionChanged.connect(self.playlistSelectionChanged)
self.abListModel = ABListModel(self.soloTool)
self.abListView.setModel(self.abListModel)
self.abListView.selectionModel().selectionChanged.connect(self.abListSelectionChanged)
self.songSlider.setMaximum(POSITION_FACTOR)
self.songSlider.sliderPressed.connect(self.songSliderPressed)
self.songSlider.sliderReleased.connect(self.songSliderReleased)
self.aSlider.setMaximum(POSITION_FACTOR)
self.aSlider.sliderReleased.connect(self.abSliderReleased)
self.bSlider.setMaximum(POSITION_FACTOR)
self.bSlider.sliderReleased.connect(self.abSliderReleased)
self.rateSlider.setRange(int(0.5 * RATE_FACTOR), int(1.5 * RATE_FACTOR))
self.rateSlider.setSingleStep(int(0.1 * RATE_FACTOR))
self.rateSlider.setValue(int(1.0 * RATE_FACTOR))
self.rateSlider.sliderReleased.connect(self.rateSliderReleased)
self.playButton.pressed.connect(self.soloTool.play)
self.pauseButton.pressed.connect(self.soloTool.pause)
self.saveAbButton.pressed.connect(self.saveAbLimits)
self.saveSessionButton.pressed.connect(self.saveSession)
self.loadSessionButton.pressed.connect(self.loadSession)
self.addSongButton.pressed.connect(self.addSong)
self.abRepeatCheckBox.clicked.connect(self.toggleAbRepeat)
#self.initMidiButton.pressed.connect()
self.timer.start()
self.show()
def timerCallback(self):
position = self.soloTool.getPlaybackPosition() * POSITION_FACTOR
self.songSlider.setValue(int(position))
self.soloTool.tick()
def addSong(self):
path, _ = QFileDialog.getOpenFileName(self, "Open file", "", "mp3 Audio (*.mp3);FLAC audio (*.flac);All files (*.*)")
if path:
self.soloTool.addSong(path)
self.playlistModel.layoutChanged.emit()
def saveAbLimits(self):
a = self.aSlider.value() / float(POSITION_FACTOR)
b = self.bSlider.value() / float(POSITION_FACTOR)
self.soloTool.storeAbLimits(a, b)
self.abListModel.layoutChanged.emit()
def toggleAbRepeat(self):
enable = self.abRepeatCheckBox.isChecked()
self.soloTool.setAbLimitEnable(enable)
def saveSession(self):
path, _ = QFileDialog.getSaveFileName(self, "Open file", "", "session file (*.json)")
if path:
self.soloTool.saveSession(path)
def loadSession(self):
path, _ = QFileDialog.getOpenFileName(self, "Open file", "", "session file (*.json)")
if path:
self.soloTool.loadSession(path)
self.playlistModel.layoutChanged.emit()
self.abListModel.layoutChanged.emit()
def songSliderPressed(self):
self.timer.stop()
def songSliderReleased(self):
position = self.songSlider.value() / float(POSITION_FACTOR)
self.soloTool.setPlaybackPosition(position)
self.timer.start()
def clearAbListSelection(self):
i = self.abListView.selectionModel().currentIndex()
self.abListView.selectionModel().select(i, QItemSelectionModel.Deselect)
def abSliderReleased(self):
a = self.aSlider.value() / float(POSITION_FACTOR)
b = self.bSlider.value() / float(POSITION_FACTOR)
self.soloTool.setAbLimits(a, b)
self.clearAbListSelection()
def rateSliderReleased(self):
rate = self.rateSlider.value() / float(RATE_FACTOR)
self.soloTool.setPlaybackRate(rate)
def playlistSelectionChanged(self, i):
index = i.indexes()[0].row()
self.soloTool.setSong(index)
self.abListModel.layoutChanged.emit()
self.clearAbListSelection()
def abListSelectionChanged(self, i):
if i is not None and not i.isEmpty():
index = i.indexes()[0].row()
ab = self.soloTool.getAbLimits()[index]
self.soloTool.loadAbLimits(index)
self.aSlider.setValue(int(ab[0] * POSITION_FACTOR))
self.bSlider.setValue(int(ab[1] * POSITION_FACTOR))
if __name__ == '__main__':
app = QApplication([])
app.setApplicationName("Solo Tool")
app.setStyle("Fusion")
# Fusion dark palette from https://gist.github.com/QuantumCD/6245215.
palette = QPalette()
palette.setColor(QPalette.Window, QColor(53, 53, 53))
palette.setColor(QPalette.WindowText, Qt.white)
palette.setColor(QPalette.Base, QColor(25, 25, 25))
palette.setColor(QPalette.AlternateBase, QColor(53, 53, 53))
palette.setColor(QPalette.ToolTipBase, Qt.white)
palette.setColor(QPalette.ToolTipText, Qt.white)
palette.setColor(QPalette.Text, Qt.white)
palette.setColor(QPalette.Button, QColor(53, 53, 53))
palette.setColor(QPalette.ButtonText, Qt.white)
palette.setColor(QPalette.BrightText, Qt.red)
palette.setColor(QPalette.Link, QColor(42, 130, 218))
palette.setColor(QPalette.Highlight, QColor(42, 130, 218))
palette.setColor(QPalette.HighlightedText, Qt.black)
app.setPalette(palette)
app.setStyleSheet("QToolTip { color: #ffffff; background-color: #2a82da; border: 1px solid white; }")
window = MainWindow()
app.exec_()
|
