def __init__(self, logger):
super(FitsViewer, self).__init__()
self.logger = logger
menubar = self.menuBar()
# create a File pulldown menu, and add it to the menu bar
filemenu = menubar.addMenu("File")
item = QtGui.QAction("Open File", menubar)
item.triggered.connect(self.open_file)
filemenu.addAction(item)
sep = QtGui.QAction(menubar)
sep.setSeparator(True)
filemenu.addAction(sep)
item = QtGui.QAction("Quit", menubar)
item.triggered.connect(self.close)
filemenu.addAction(item)
# Add matplotlib color maps to our built in ones
cmap.add_matplotlib_cmaps()
self.cmaps = cmap.get_names()
self.imaps = imap.get_names()
wd, ht = 500, 500
# Create a Ginga widget
fi = FitsImageCanvas(logger, render='widget')
fi.enable_autocuts('on')
fi.set_autocut_params('zscale')
fi.enable_autozoom('on')
fi.enable_draw(False)
fi.set_callback('drag-drop', self.drop_file)
fi.set_callback('none-move', self.motion)
fi.set_bg(0.2, 0.2, 0.2)
fi.ui_setActive(True)
self.fitsimage = fi
# enable various key and mouse controlled actions
bd = fi.get_bindings()
bd.enable_pan(True)
bd.enable_zoom(True)
bd.enable_cuts(True)
bd.enable_flip(True)
bd.enable_rotate(True)
bd.enable_cmap(True)
# pack widget into layout
gingaw = fi.get_widget()
gingaw.resize(wd, ht)
vbox1 = QtGui.QWidget()
layout = QtGui.QVBoxLayout()
layout.addWidget(gingaw, stretch=1)
self.cm = cmap.get_cmap('ramp')
self.im = imap.get_imap('ramp')
# add color bar
rgbmap = fi.get_rgbmap()
rgbmap.set_hash_size(256)
cbar = ColorBar.ColorBar(self.logger, rgbmap=rgbmap,
link=True)
cbar.resize(-1, 15)
#cbar.show()
self.colorbar = cbar
layout.addWidget(cbar, stretch=0)
settings = fi.get_settings()
settings.getSetting('cuts').add_callback('set',
self.change_range_cb, fi,
self.colorbar)
# color map selection widget
wcmap = QtGui.QComboBox()
for name in self.cmaps:
wcmap.addItem(name)
index = self.cmaps.index('ramp')
wcmap.setCurrentIndex(index)
wcmap.activated.connect(self.set_cmap_cb)
self.wcmap = wcmap
# intensity map selection widget
wimap = QtGui.QComboBox()
for name in self.imaps:
wimap.addItem(name)
index = self.imaps.index('ramp')
wimap.setCurrentIndex(index)
wimap.activated.connect(self.set_cmap_cb)
self.wimap = wimap
#wopen = QtGui.QPushButton("Open File")
#wopen.clicked.connect(self.open_file)
# add buttons to layout
hbox = QtGui.QHBoxLayout()
hbox.setContentsMargins(QtCore.QMargins(4, 2, 4, 2))
hbox.addStretch(1)
for w in (wcmap, wimap):
hbox.addWidget(w, stretch=0)
hw = QtGui.QWidget()
hw.setLayout(hbox)
layout.addWidget(hw, stretch=0)
vbox1.setLayout(layout)
# Create a matplotlib Figure
#self.fig = matplotlib.figure.Figure(figsize=(wd, ht))
self.fig = matplotlib.figure.Figure()
self.canvas = FigureCanvas(self.fig)
vbox2 = QtGui.QWidget()
layout = QtGui.QVBoxLayout()
# scrw = QtGui.QScrollArea()
# scrw.setVerticalScrollBarPolicy(QtCore.Qt.ScrollBarAsNeeded)
# scrw.setHorizontalScrollBarPolicy(QtCore.Qt.ScrollBarAsNeeded)
# scrw.setWidgetResizable(True)
# layout.addWidget(scrw, stretch=1)
# scrw.setWidget(self.canvas)
layout.addWidget(self.canvas, stretch=1)
# Add matplotlib buttons
hbox = QtGui.QHBoxLayout()
hbox.setContentsMargins(QtCore.QMargins(4, 2, 4, 2))
wgetimg = QtGui.QPushButton("Get Data")
wgetimg.clicked.connect(self.get_image)
wgetrgb = QtGui.QPushButton("Get RGB")
wgetrgb.clicked.connect(self.get_rgb_image)
#wquit = QtGui.QPushButton("Quit")
#wquit.clicked.connect(self.close)
hbox.addStretch(1)
for w in (wgetimg, wgetrgb):
hbox.addWidget(w, stretch=0)
hw = QtGui.QWidget()
hw.setLayout(hbox)
layout.addWidget(hw, stretch=0)
vbox2.setLayout(layout)
vbox = QtGui.QVBoxLayout()
vbox.setContentsMargins(QtCore.QMargins(2, 2, 2, 2))
vbox.setSpacing(1)
w = QtGui.QWidget()
layout = QtGui.QHBoxLayout()
layout.addWidget(vbox1, stretch=1.0)
layout.addWidget(vbox2, stretch=1.0)
w.setLayout(layout)
vbox.addWidget(w, stretch=1)
self.readout = QtGui.QLabel("")
vbox.addWidget(self.readout, stretch=0,
alignment=QtCore.Qt.AlignCenter)
vw = QtGui.QWidget()
vw.setLayout(vbox)
self.setCentralWidget(vw)
def __init__(self, logger):
super(FitsViewer, self).__init__()
self.logger = logger
self.drawcolors = ['white', 'black', 'red', 'yellow', 'blue', 'green']
fi = FitsImageCanvas(logger, render='widget')
fi.enable_autocuts('on')
fi.enable_zoom('on')
fi.enable_cuts(True)
fi.enable_flip(True)
fi.enable_rotate(True)
fi.enable_draw(True)
fi.set_drawtype('ruler')
fi.set_drawcolor('blue')
fi.set_callback('drag-drop', self.drop_file)
fi.set_callback('motion', self.motion)
fi.set_bg(0.2, 0.2, 0.2)
fi.ui_setActive(True)
self.fitsimage = fi
w = fi.get_widget()
w.resize(512, 512)
vbox = QtGui.QVBoxLayout()
vbox.setContentsMargins(QtCore.QMargins(2, 2, 2, 2))
vbox.setSpacing(1)
vbox.addWidget(w, stretch=1)
self.readout = QtGui.QLabel("")
vbox.addWidget(self.readout, stretch=0,
alignment=QtCore.Qt.AlignCenter)
hbox = QtGui.QHBoxLayout()
hbox.setContentsMargins(QtCore.QMargins(4, 2, 4, 2))
wdrawtype = QtGui.QComboBox()
self.drawtypes = fi.get_drawtypes()
for name in self.drawtypes:
wdrawtype.addItem(name)
index = self.drawtypes.index('ruler')
wdrawtype.setCurrentIndex(index)
self.connect(wdrawtype, QtCore.SIGNAL("activated(QString)"),
self.set_drawparams)
self.wdrawtype = wdrawtype
wdrawcolor = QtGui.QComboBox()
for name in self.drawcolors:
wdrawcolor.addItem(name)
index = self.drawcolors.index('blue')
wdrawcolor.setCurrentIndex(index)
self.connect(wdrawcolor, QtCore.SIGNAL("activated(QString)"),
self.set_drawparams)
self.wdrawcolor = wdrawcolor
wclear = QtGui.QPushButton("Clear Canvas")
self.connect(wclear, QtCore.SIGNAL("clicked()"), self.clear_canvas)
wopen = QtGui.QPushButton("Open File")
self.connect(wopen, QtCore.SIGNAL("clicked()"), self.open_file)
wquit = QtGui.QPushButton("Quit")
self.connect(wquit, QtCore.SIGNAL("clicked()"),
self, QtCore.SLOT("close()"))
hbox.addStretch(1)
for w in (wopen, wdrawtype, wdrawcolor, wclear, wquit):
hbox.addWidget(w, stretch=0)
hw = QtGui.QWidget()
hw.setLayout(hbox)
vbox.addWidget(hw, stretch=0)
vw = QtGui.QWidget()
self.setCentralWidget(vw)
vw.setLayout(vbox)