add sounds

.gitignore

@@ -1,2 +1,2 @@
 *.pyc
-__pycache__
+*__pycache__

blipblop/constants.py

@@ -1,6 +1,7 @@
 import os
 import glob
 from PyQt5.QtGui import QIcon
+from PyQt5.QtMultimedia import QSound
 
 organization = "bendalab"
 application = "blipblop"
@@ -9,14 +10,34 @@ version = 0.1
 PACKAGE_ROOT = os.path.abspath(os.path.join(os.path.dirname(__file__), os.pardir))
 ICONS_FOLDER = os.path.join(PACKAGE_ROOT, "icons")
 DOCS_ROOT_FILE = os.path.join(PACKAGE_ROOT, "docs", "index.md")
+SNDS_FOLDER = os.path.join(PACKAGE_ROOT, "sounds")
 
 ICONS_PATHS = glob.glob(os.path.join(ICONS_FOLDER, "*.png"))
 ICONS_PATHS.extend(glob.glob(os.path.join(ICONS_FOLDER, "*.icns")))
 ICONS_PATHS = sorted(ICONS_PATHS)
 ICON_DICT = {}
+
+SNDS_PATHS = glob.glob(os.path.join(SNDS_FOLDER, "*.wav"))
+SNDS_PATHS = sorted(SNDS_PATHS)
+SNDS_DICT = {}
+
 for icon in ICONS_PATHS:
     ICON_DICT[icon.split(os.sep)[-1].split(".")[0]] = icon
 
+for snd in SNDS_PATHS:
+    SNDS_DICT[snd.split(os.sep)[-1].split(".")[0]] = snd
+
+
+def get_sound(name):
+    if name in SNDS_DICT.keys():
+        print(name)
+        print(SNDS_DICT[name])
+        return QSound(SNDS_DICT[name])
+    else:
+        print("Sound %s not found!" % name)
+        return None
+
+
 def get_icon(name):
     if name in ICON_DICT.keys():
         return QIcon(ICON_DICT[name])

blipblop/ui/audioblop.py

@@ -1,20 +1,241 @@
-from PyQt5.QtWidgets import QComboBox, QFrame, QGroupBox, QHBoxLayout, QLabel, QSplitter, QTextEdit, QVBoxLayout, QWidget
-from PyQt5.QtCore import QItemSelectionModel, Qt
+from PyQt5.QtWidgets import QAction, QFormLayout, QGridLayout, QLabel, QLineEdit, QSizePolicy, QSlider, QSpinBox, QTextEdit, QWidget
+from PyQt5.QtCore import QPoint, QTimer, Qt, pyqtSignal, QSettings
+from PyQt5.QtGui import QColor, QFont, QKeySequence, QPainter, QBrush, QPen, QPixmap
+from PyQt5.QtMultimedia import QSound
 
+import os
 import blipblop.constants as cnst
+import numpy as np
+import datetime as dt
+
+class SettingsPanel(QWidget):
+    def __init__(self, parent=None):
+        super().__init__(parent=parent)
+
+        self._trial_spinner = QSpinBox()
+        self._trial_spinner.setMinimum(5)
+        self._trial_spinner.setMaximum(25)
+        self._trial_spinner.setValue(10)
+
+        self._min_delay_edit = QLineEdit()
+        self._min_delay_edit.setText(str("1000"))
+        self._min_delay_edit.setToolTip("Minimum delay between start of trial and stimulus display")
+        self._min_delay_edit.setEnabled(False)
+        
+        self._max_delay_edit = QLineEdit()
+        self._max_delay_edit.setText(str("5000"))
+        self._max_delay_edit.setToolTip("Maximum delay between start of trial and stimulus display")
+        self._max_delay_edit.setEnabled(False)
+        
+        self._saliency_slider = QSlider(Qt.Horizontal)
+        self._saliency_slider.setMinimum(0)
+        self._saliency_slider.setMaximum(100)
+        self._saliency_slider.setSliderPosition(100)
+        self._saliency_slider.setTickInterval(25)
+        self._saliency_slider.setTickPosition(QSlider.TicksBelow)
+        self._saliency_slider.setToolTip("Saliency of the stimulus, i.e. its opacity")
+
+        self._size_slider = QSlider(Qt.Horizontal)
+        self._size_slider.setMinimum(0)
+        self._size_slider.setMaximum(200)
+        self._size_slider.setSliderPosition(100)
+        self._size_slider.setTickInterval(25)
+        self._size_slider.setTickPosition(QSlider.TicksBelow)
+        self._size_slider.setToolTip("Diameter of the stimulus in pixel")
+
+        self._instructions = QTextEdit()
+        self._instructions.setMarkdown("* fixate central cross\n * press start (enter) when ready\n * press space bar as soon as the stimulus occurs")
+        self._instructions.setMinimumHeight(200)
+        self._instructions.setReadOnly(True)
+
+        form_layout = QFormLayout()
+        form_layout.addRow("Settings", None)
+        form_layout.addRow("number of trials", self._trial_spinner)
+        form_layout.addRow("minimum delay [ms]", self._min_delay_edit)
+        form_layout.addRow("maximum delay [ms]", self._max_delay_edit)
+        form_layout.addRow("stimulus saliency", self._saliency_slider)
+        form_layout.addRow("stimulus size", self._size_slider)
+        form_layout.addRow("instructions", self._instructions)
+        self.setLayout(form_layout)
+
+    @property
+    def trials(self):
+        return self._trial_spinner.value()
+    
+    @property
+    def saliency(self):
+        return self._saliency_slider.sliderPosition()
+    
+    @property
+    def size(self):
+        return self._size_slider.sliderPosition()
+    
+    @property
+    def min_delay(self):
+        return int(self._min_delay_edit.text())
+    
+    @property
+    def max_delay(self):
+        return int(self._max_delay_edit.text())
+    
+    def set_enabled(self, enabled):
+        self._trial_spinner.setEnabled(enabled)
+        self._saliency_slider.setEnabled(enabled)
 
 
 class AudioBlop(QWidget):
+    task_done = pyqtSignal()
+    task_aborted = pyqtSignal()
+
     def __init__(self, parent=None) -> None:
         super().__init__(parent=parent)
         
-        vbox = QVBoxLayout()
-      
-        l = QLabel("Auditory task")
-        vbox.addWidget(l)
+        grid = QGridLayout()
+        grid.setColumnStretch(0, 1)
+        grid.setColumnStretch(3, 1)
+        grid.setRowStretch(1, 1)
+        grid.setRowStretch(3, 1)
+        self.setLayout(grid)
 
+        l = QLabel("Auditory reaction test")
+        l.setPixmap(QPixmap(os.path.join(cnst.ICONS_FOLDER, "auditory_task.png")))
+        grid.addWidget(l, 0, 0, Qt.AlignLeft)
 
+        self._status_label = QLabel("Ready to start, press enter ...")
+        QFont
+        grid.addWidget(self._status_label, 3, 4, Qt.AlignBaseline)
 
-    def reset(self):
-        pass
+        self._draw_area = QLabel()
+        self._draw_area.setSizePolicy(QSizePolicy.Expanding, QSizePolicy.Expanding)
+        grid.addWidget(self._draw_area, 2, 1)
+        
+        self._settings = SettingsPanel()
+        grid.addWidget(self._settings, 2, 4)
 
+        self.reset_canvas()
+        self.create_actions()
+
+        self._start_time = None
+        self._response_time = None
+        self._reaction_times = []
+        self._trial_counter = 0
+        self._session_running = False
+        self._trial_running = False
+
+        self.setFocus()
+    
+    def create_actions(self):
+        self._start_action = QAction("start trial")
+        self._start_action.setShortcuts([QKeySequence("enter"), QKeySequence("return")])
+        self._start_action.triggered.connect(self.on_trial_start)
+        
+        self._reaction = QAction("reaction")
+        self._reaction.setShortcut(QKeySequence("space"))
+        self._reaction.triggered.connect(self.on_reaction)
+
+        self._abort = QAction("abort")
+        self._abort.setShortcut(QKeySequence("escape"))
+        self._abort.triggered.connect(self.on_abort)
+        
+        self.addAction(self._start_action)
+        self.addAction(self._reaction)
+        self.addAction(self._abort)
+
+    def on_reaction(self):
+        if not self._session_running or not self._trial_running:
+            return
+        
+        self._response_time = dt.datetime.now()
+        if self._trial_counter < self._settings.trials:
+            self._status_label.setText("Trial %i of %i, press enter for next trial" % (self._trial_counter, self._settings.trials))
+        if self._start_time is None:
+            self._reaction_times.append(-1000)
+        else:
+            reaction_time = self._response_time - self._start_time
+            self._reaction_times.append(reaction_time.total_seconds())
+        self.reset_canvas()
+        self._trial_running = False
+
+    def reset_canvas(self):
+        bkg_color = QColor()
+        bkg_color.setAlphaF(0.0)
+        canvas = QPixmap(400, 400)
+        self._canvas_center = QPoint(200, 200)
+        canvas.fill(bkg_color)
+        self.draw_fixation(canvas)        
+        self._draw_area.setPixmap(canvas)
+        self._draw_area.update()
+
+    def draw_fixation(self, pixmap):
+        left = QPoint(175, 200)
+        right = QPoint(225, 200)
+        top = QPoint(200, 175)
+        bottom = QPoint(200, 225)
+        painter = QPainter(pixmap)    
+        painter.setPen(QPen(Qt.red, 2, Qt.SolidLine))
+        painter.drawLine(left, right)
+        painter.drawLine(top, bottom)
+        painter.end()
+        self._canvas = QPixmap(400, 400)
+        self._canvas_center = QPoint(200, 200)
+        self._draw_area.setPixmap(self._canvas)
+
+    def blip(self):
+        bells = cnst.get_sound("message")
+        bells.setLoops(10)
+        #QSound("mysounds/bells.wav");
+        bells.play();
+        stim_size = self._settings.size
+        painter = QPainter(self._draw_area.pixmap())    
+        painter.setPen(QPen(Qt.red,  1, Qt.SolidLine))
+        color = QColor(Qt.red)
+        color.setAlphaF(self._settings.saliency/100)
+        painter.setBrush(QBrush(color, Qt.SolidPattern))      
+        painter.drawEllipse(self._canvas_center, stim_size, stim_size)
+        painter.end()
+        self._start_time = dt.datetime.now()
+        self._draw_area.update()
+    
+    def on_trial_start(self):
+        print("start trial",  self._trial_running)
+        if self._trial_running:
+            return
+        print("start trial")
+        if not self._session_running:
+            self._settings.set_enabled(False)
+            self._session_running = True
+        self._trial_running = True
+        if self._trial_counter >= self._settings.trials:
+            self.task_done.emit
+            return
+        self._trial_counter += 1
+        self._status_label.setText("Trial %i of %i running" % (self._trial_counter, self._settings.trials))
+        self.setStatusTip("Test")
+        min_interval = int(self._settings.min_delay / 100)
+        max_interval = int(self._settings.max_delay / 100)
+        interval = np.random.randint(min_interval, max_interval, 1) * 100
+        self._start_time = None
+        timer = QTimer(self)
+        timer.setSingleShot(True)
+        timer.setInterval(int(interval))
+        timer.timeout.connect(self.blip)
+        timer.start()
+    
+    def on_abort(self):
+        self.reset()
+        self.task_aborted.emit()
+    
+    @property
+    def results(self):
+        return self._reaction_times()
+        
+    def reset(self):
+        self.reset_canvas()
+        self._trial_counter = 0
+        self._session_running = 0
+        self._reaction_times = []
+        self._trial_running = False
+        self._session_running = False
+        self._status_label.setText("Ready to start...")
+        self._settings.set_enabled(True)
+        

setup.py

@@ -31,6 +31,7 @@ install_req = ["PyQt5", "numpy"]
 
 data_files = [("icons", glob.glob(os.path.join("icons", "*.png"))),
               ("icons", glob.glob(os.path.join("icons", "*.ic*"))),
+              ("sounds", glob.glob(os.path.join("sounds", "*.wav"))),
               (".", ["LICENSE"]),
               ("docs", glob.glob(os.path.join("docs", "*.md")))
               ]