class MainWindow(QWidget):
def __init__(self):
QWidget.__init__(self, None)
# initiate timer
self.timer = QTimer()
self.timer.timeout.connect(self.reload)
# layout id gridbox-like
self.box = QGridLayout()
self.resize(800, 800)
self.setLayout(self.box)
# Create two labels and a button
self.vertLabel = QLabel("Radolan Data Window", self)
self.timeLabel = QLabel("Time", self)
self.sliderLabel = QLabel("00:00", self)
# File Dialog
self.dlg = QFileDialog()
self.dlg.setFileMode(QFileDialog.Directory)
self.dlg.setOption(QFileDialog.ShowDirsOnly, True)
# Canvas
self.canvas = None
self.cbar = CBarCanvas()
# Sliders
self.slider = QSlider(Qt.Horizontal)
self.slider.setMinimum(1)
self.slider.setMaximum(100)
self.slider.setTickInterval(1)
self.slider.setSingleStep(1)
self.slider.valueChanged.connect(self.slider_moved)
self.cHighSlider = QSlider(Qt.Horizontal)
self.cHighSlider.setMinimum(0)
self.cHighSlider.setMaximum(4096)
self.cHighSlider.setTickInterval(1)
self.cHighSlider.setSingleStep(1)
self.cHighSlider.setValue(4096)
self.cHighSlider.valueChanged.connect(self.cHighSlider_moved)
self.cHighLabel = QLabel("Upper Limit:")
self.cHighValue = QLabel("4096")
# Load Button
self.loadButton = QPushButton("Open Directory")
self.loadButton.clicked.connect(self.button_clicked)
# Text Output Widget
self.attrWidget = TextWidget()
self.attrWidget.setVisible(False)
self.createButtons()
# grid parameters
self.c1 = 0
self.c2 = 10
# add Widgets to Layout
self.box.addWidget(self.loadButton, 0, self.c1, 1, 11)
self.box.addWidget(self.dlg, 1, self.c1, 3, 11)
self.box.addWidget(self.attrWidget, 1, self.c1, 3, -1)
self.box.addWidget(self.vertLabel, 6, self.c1, 1, 10)
self.box.addWidget(self.cbar.native, 5, self.c2, 10, 1)
self.box.addWidget(self.timeLabel, 4, self.c1, 1, 10)
self.box.addWidget(self.playPauseButton, 4, self.c1 + 1, 1, 1)
self.box.addWidget(self.cHighLabel, 4, self.c1 + 4, 1, 1)
self.box.addWidget(self.cHighValue, 4, self.c1 + 5, 1, 1)
self.box.addWidget(self.cHighSlider, 4, self.c1 + 6, 1, 4)
self.box.addWidget(self.sliderLabel, 5, self.c1, 1, 1)
self.box.addWidget(self.slider, 5, self.c1 + 1, 1, 9)
self.show()
# connect Filedialog
self.dlg.fileSelected.connect(self.folder_selected)
def folder_selected(self, folder):
if not self.canvas:
self.canvas = Canvas()
self.box.addWidget(self.canvas.native, 7, self.c1, -1, 10)
inname = "/raa*"
self.canvas.flist = sorted(glob.glob(str(folder) + inname))
self.canvas.frames = len(self.canvas.flist)
self.slider.setMaximum(self.canvas.frames)
self.attrWidget.setVisible(True)
self.slider.setValue(1)
self.slider_moved(1)
def button_clicked(self):
self.attrWidget.setVisible(False)
self.dlg.setVisible(True)
# loop continuously through data
def reload(self):
if self.slider.value() == self.slider.maximum():
self.slider.setValue(1)
else:
self.slider.setValue(self.slider.value() + 1)
# changing upper limit
def cHighSlider_moved(self, position):
clow, chigh = self.canvas.image.clim
self.canvas.image.clim = (clow, position)
self.cHighValue.setText(str(position))
# slide through data
def slider_moved(self, position):
self.canvas.actualFrame = position - 1
self.canvas.data, self.canvas.attrs = read_RADOLAN_composite(self.canvas.flist[self.canvas.actualFrame],
missing=0)
# adapt color limits
if self.canvas.data.dtype == 'uint8':
self.cHighSlider.setMaximum(255)
else:
self.cHighSlider.setMaximum(4096)
# change and update
self.canvas.update()
self.sliderLabel.setText(self.canvas.attrs['datetime'].strftime("%H:%M"))
self.attrWidget.radolanVersion.setText(self.canvas.attrs['radolanversion'])
self.attrWidget.dateTime.setText(self.canvas.attrs['datetime'].strftime("%Y-%m-%d"))
self.attrWidget.productType.setText(self.canvas.attrs['producttype'].upper())
# start/stop capability
def playpause(self):
if self.playPauseButton.toolTip() == 'Play':
self.playPauseButton.setToolTip("Pause")
self.timer.start()
self.playPauseButton.setIcon(self.style().standardIcon(QStyle.SP_MediaPause))
else:
self.playPauseButton.setToolTip("Play")
self.timer.stop()
self.playPauseButton.setIcon(self.style().standardIcon(QStyle.SP_MediaPlay))
# create play/pause Button
def createButtons(self):
iconSize = QSize(18, 18)
self.playPauseButton = QToolButton()
self.playPauseButton.setIcon(self.style().standardIcon(QStyle.SP_MediaPlay))
self.playPauseButton.setIconSize(iconSize)
self.playPauseButton.setToolTip("Play")
self.playPauseButton.clicked.connect(self.playpause)
