def __init__(self, viewer=None, width=600, height=600):
super(GingaViewerWidget, self).__init__()
if viewer is None:
viewer = CanvasView()
self.logger = viewer.logger
self.viewer = viewer
self.widget = viewer.get_widget()
def __init__(self, viewer=None, width=600, height=600):
super(GingaViewerWidget, self).__init__()
if viewer is None:
viewer = CanvasView()
self.logger = viewer.logger
self.viewer = viewer
self.widget = viewer.get_widget()
def __init__(self, logger):
self.logger = logger
self.drawcolors = colors.get_colors()
self.dc = get_canvas_types()
root = Gtk.Window(title="Gtk3 CanvasView Example")
root.set_border_width(2)
root.connect("delete_event", lambda w, e: quit(w))
self.root = root
self.select = GtkHelp.FileSelection(root)
vbox = Gtk.VBox(spacing=2)
fi = CanvasView(logger)
fi.enable_autocuts('on')
fi.set_autocut_params('zscale')
fi.enable_autozoom('on')
fi.set_zoom_algorithm('rate')
fi.set_zoomrate(1.4)
fi.show_pan_mark(True)
fi.set_callback('drag-drop', self.drop_file_cb)
fi.set_callback('cursor-changed', self.cursor_cb)
fi.set_bg(0.2, 0.2, 0.2)
fi.ui_set_active(True)
self.fitsimage = fi
bd = fi.get_bindings()
bd.enable_all(True)
# canvas that we will draw on
canvas = self.dc.DrawingCanvas()
canvas.enable_draw(True)
canvas.set_drawtype('rectangle', color='lightblue')
canvas.set_surface(fi)
self.canvas = canvas
# add canvas to view
private_canvas = fi.get_canvas()
private_canvas.register_for_cursor_drawing(fi)
private_canvas.add(canvas)
canvas.ui_set_active(True)
self.drawtypes = canvas.get_drawtypes()
self.drawtypes.sort()
# add a color bar
fi.show_color_bar(True)
fi.show_focus_indicator(True)
# add little mode indicator that shows keyboard modal states
fi.show_mode_indicator(True, corner='ur')
w = fi.get_widget()
w.set_size_request(512, 512)
vbox.pack_start(w, True, True, 1)
self.readout = Gtk.Label("")
vbox.pack_start(self.readout, False, False, 0)
hbox = Gtk.HBox(spacing=5)
wdrawtype = GtkHelp.combo_box_new_text()
index = 0
for name in self.drawtypes:
wdrawtype.insert_text(index, name)
index += 1
index = self.drawtypes.index('rectangle')
wdrawtype.set_active(index)
wdrawtype.connect('changed', self.set_drawparams)
self.wdrawtype = wdrawtype
wdrawcolor = GtkHelp.combo_box_new_text()
index = 0
for name in self.drawcolors:
wdrawcolor.insert_text(index, name)
index += 1
index = self.drawcolors.index('lightblue')
wdrawcolor.set_active(index)
wdrawcolor.connect('changed', self.set_drawparams)
self.wdrawcolor = wdrawcolor
wfill = GtkHelp.CheckButton("Fill")
wfill.sconnect('toggled', self.set_drawparams)
self.wfill = wfill
walpha = GtkHelp.SpinButton()
adj = walpha.get_adjustment()
adj.configure(0.0, 0.0, 1.0, 0.1, 0.1, 0)
walpha.set_value(1.0)
walpha.set_digits(1)
walpha.sconnect('value-changed', self.set_drawparams)
self.walpha = walpha
wclear = Gtk.Button("Clear Canvas")
wclear.connect('clicked', self.clear_canvas)
wopen = Gtk.Button("Open File")
wopen.connect('clicked', self.open_file)
wquit = Gtk.Button("Quit")
wquit.connect('clicked', quit)
for w in (wquit, wclear, walpha, Gtk.Label("Alpha:"), wfill,
wdrawcolor, wdrawtype, wopen):
hbox.pack_end(w, False, False, 0)
vbox.pack_start(hbox, False, False, 0)
root.add(vbox)
def __init__(self, logger):
self.logger = logger
root = Gtk.Window(title="ImageViewZoom Example")
root.set_border_width(2)
root.connect("delete_event", lambda w, e: self.quit(w))
self.root = root
self.select = GtkHelp.FileSelection(root)
vbox = Gtk.VBox(spacing=2)
# create the ginga viewer and configure it
fi = CanvasView(logger)
fi.enable_autocuts('on')
fi.set_autocut_params('zscale')
fi.enable_autozoom('on')
fi.set_callback('drag-drop', self.drop_file)
fi.set_bg(0.2, 0.2, 0.2)
fi.ui_set_active(True)
fi.enable_auto_orient(True)
self.fitsimage = fi
# enable some user interaction
bd = fi.get_bindings()
bd.enable_all(True)
w = fi.get_widget()
w.set_size_request(512, 512)
# add scrollbar interface around this viewer
si = ScrolledView(fi)
si.scroll_bars(horizontal='on', vertical='on')
vbox.pack_start(si, True, True, 0)
hbox = Gtk.HButtonBox()
hbox.set_layout(Gtk.ButtonBoxStyle.END)
wopen = Gtk.Button(label="Open File")
wopen.connect('clicked', self.open_file)
wquit = Gtk.Button(label="Quit")
wquit.connect('clicked', self.quit)
for w in (wopen, wquit):
hbox.add(w)
vbox.pack_start(hbox, False, False, 0)
root.add(vbox)
def __init__(self, logger):
self.logger = logger
root = Gtk.Window(title="ImageViewZoom Example")
root.set_border_width(2)
root.connect("delete_event", lambda w, e: self.quit(w))
self.root = root
self.select = GtkHelp.FileSelection(root)
vbox = Gtk.VBox(spacing=2)
# create the ginga viewer and configure it
fi = CanvasView(logger)
fi.enable_autocuts('on')
fi.set_autocut_params('zscale')
fi.enable_autozoom('on')
fi.set_callback('drag-drop', self.drop_file)
fi.set_bg(0.2, 0.2, 0.2)
fi.ui_set_active(True)
fi.enable_auto_orient(True)
self.fitsimage = fi
# enable some user interaction
bd = fi.get_bindings()
bd.enable_all(True)
w = fi.get_widget()
w.set_size_request(512, 512)
# add scrollbar interface around this viewer
si = ScrolledView(fi)
si.scroll_bars(horizontal='on', vertical='on')
vbox.pack_start(si, True, True, 0)
hbox = Gtk.HButtonBox()
hbox.set_layout(Gtk.ButtonBoxStyle.END)
wopen = Gtk.Button("Open File")
wopen.connect('clicked', self.open_file)
wquit = Gtk.Button("Quit")
wquit.connect('clicked', self.quit)
for w in (wopen, wquit):
hbox.add(w)
vbox.pack_start(hbox, False, False, 0)
root.add(vbox)
def __init__(self, logger):
self.logger = logger
self.drawcolors = colors.get_colors()
self.dc = get_canvas_types()
root = Gtk.Window(title="Gtk3 CanvasView Example")
root.set_border_width(2)
root.connect("delete_event", lambda w, e: quit(w))
self.root = root
self.select = GtkHelp.FileSelection(root)
vbox = Gtk.VBox(spacing=2)
fi = CanvasView(logger)
fi.enable_autocuts("on")
fi.set_autocut_params("zscale")
fi.enable_autozoom("on")
fi.set_zoom_algorithm("rate")
fi.set_zoomrate(1.4)
fi.show_pan_mark(True)
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
bd = fi.get_bindings()
bd.enable_all(True)
# canvas that we will draw on
canvas = self.dc.DrawingCanvas()
canvas.enable_draw(True)
canvas.set_drawtype("rectangle", color="lightblue")
canvas.setSurface(fi)
self.canvas = canvas
# add canvas to view
private_canvas = fi.get_canvas()
private_canvas.register_for_cursor_drawing(fi)
private_canvas.add(canvas)
canvas.ui_setActive(True)
self.drawtypes = canvas.get_drawtypes()
self.drawtypes.sort()
# add a color bar
fi.show_color_bar(True)
# add little mode indicator that shows keyboard modal states
fi.show_mode_indicator(True, corner="ur")
w = fi.get_widget()
w.set_size_request(512, 512)
vbox.pack_start(w, True, True, 1)
self.readout = Gtk.Label("")
vbox.pack_start(self.readout, False, False, 0)
hbox = Gtk.HBox(spacing=5)
wdrawtype = GtkHelp.combo_box_new_text()
index = 0
for name in self.drawtypes:
wdrawtype.insert_text(index, name)
index += 1
index = self.drawtypes.index("rectangle")
wdrawtype.set_active(index)
wdrawtype.connect("changed", self.set_drawparams)
self.wdrawtype = wdrawtype
wdrawcolor = GtkHelp.combo_box_new_text()
index = 0
for name in self.drawcolors:
wdrawcolor.insert_text(index, name)
index += 1
index = self.drawcolors.index("lightblue")
wdrawcolor.set_active(index)
wdrawcolor.connect("changed", self.set_drawparams)
self.wdrawcolor = wdrawcolor
wfill = GtkHelp.CheckButton("Fill")
wfill.sconnect("toggled", self.set_drawparams)
self.wfill = wfill
walpha = GtkHelp.SpinButton()
adj = walpha.get_adjustment()
adj.configure(0.0, 0.0, 1.0, 0.1, 0.1, 0)
walpha.set_value(1.0)
walpha.set_digits(1)
walpha.sconnect("value-changed", self.set_drawparams)
self.walpha = walpha
wclear = Gtk.Button("Clear Canvas")
wclear.connect("clicked", self.clear_canvas)
wopen = Gtk.Button("Open File")
wopen.connect("clicked", self.open_file)
wquit = Gtk.Button("Quit")
wquit.connect("clicked", quit)
for w in (wquit, wclear, walpha, Gtk.Label("Alpha:"), wfill, wdrawcolor, wdrawtype, wopen):
hbox.pack_end(w, False, False, 0)
vbox.pack_start(hbox, False, False, 0)
root.add(vbox)
