def __init__(self, orientation='horizontal', track=False):
super(Slider, self).__init__()
if orientation == 'horizontal':
w = QtGui.QSlider(QtCore.Qt.Horizontal)
else:
w = QtGui.QSlider(QtCore.Qt.Vertical)
# this controls whether the callbacks are made *as the user
# moves the slider* or afterwards
w.setTracking(track)
w.setTickPosition(QtGui.QSlider.TicksBelow)
self.widget = w
w.valueChanged.connect(self._cb_redirect)
self.enable_callback('value-changed')
def build_gui(self, container):
vpaned = QtGui.QSplitter()
vpaned.setOrientation(QtCore.Qt.Vertical)
width, height = 200, 200
zi = FitsImageCanvasQt.FitsImageCanvas(logger=self.logger)
zi.enable_autozoom('off')
zi.enable_autocuts('off')
zi.enable_zoom(False)
#zi.set_scale_limits(0.001, 1000.0)
zi.zoom_to(self.default_zoom, redraw=False)
zi.add_callback('zoom-set', self.zoomset)
#zi.add_callback('motion', self.showxy)
zi.set_bg(0.4, 0.4, 0.4)
zi.show_pan_mark(True, redraw=False)
self.zoomimage = zi
iw = zi.get_widget()
#iw.setSizePolicy(QtGui.QSizePolicy(QtGui.QSizePolicy.MinimumExpanding))
iw.resize(width, height)
vpaned.addWidget(iw)
widget = QtGui.QWidget()
vbox = QtGui.QVBoxLayout()
widget.setLayout(vbox)
vbox.addWidget(QtGui.QLabel("Zoom Radius:"), stretch=0)
adj = QtGui.QSlider(QtCore.Qt.Horizontal)
adj.setMinimum(1)
adj.setMaximum(100)
adj.setValue(self.zoom_radius)
adj.resize(200, -1)
adj.setTracking(True)
self.w_radius = adj
adj.valueChanged.connect(self.set_radius_cb)
vbox.addWidget(adj, stretch=0)
vbox.addWidget(QtGui.QLabel("Zoom Amount:"), stretch=0)
adj = QtGui.QSlider(QtCore.Qt.Horizontal)
adj.setMinimum(-20)
adj.setMaximum(30)
adj.setValue(self.zoom_amount)
adj.resize(200, -1)
adj.setTracking(True)
self.w_amount = adj
adj.valueChanged.connect(self.set_amount_cb)
vbox.addWidget(adj, stretch=0)
captions = (
('Zoom', 'label'),
("Relative Zoom", 'checkbutton'),
("Lag Time", 'spinbutton'),
('Defaults', 'button'),
)
w, b = QtHelp.build_info(captions)
b.zoom.setText(self.fv.scale2text(zi.get_scale()))
self.wzoom = b
b.relative_zoom.setChecked(not self.t_abszoom)
b.relative_zoom.stateChanged.connect(self.set_absrel_cb)
b.defaults.clicked.connect(self.set_defaults)
b.lag_time.setRange(0, 20)
b.lag_time.setSingleStep(1)
b.lag_time.setWrapping(True)
b.lag_time.setValue(self.lagtime)
b.lag_time.valueChanged.connect(self.setlag_cb)
vbox.addWidget(w, stretch=0)
sw = QtGui.QScrollArea()
sw.setWidgetResizable(False)
sw.setWidget(widget)
#widget.setSizePolicy(QtGui.QSizePolicy(QtGui.QSizePolicy.Fixed))
vpaned.addWidget(sw)
sw.show()
container.addWidget(vpaned, stretch=1)