def __init__(self, logger, window):
self.logger = logger
self.drawcolors = colors.get_colors()
self.dc = get_canvas_types()
self.top = window
self.top.add_callback('close', self.closed)
vbox = Widgets.VBox()
vbox.set_border_width(2)
vbox.set_spacing(1)
fi = Viewers.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)
# so trackpad scrolling can be adjusted
settings = bd.get_settings()
settings.set(scroll_zoom_direct_scale=True,
scroll_zoom_acceleration=0.07)
# canvas that we will draw on
canvas = self.dc.DrawingCanvas()
canvas.enable_draw(True)
canvas.enable_edit(True)
canvas.set_drawtype('rectangle', color='lightblue')
canvas.setSurface(fi)
self.canvas = canvas
# add canvas to view
private_canvas = fi.get_canvas()
private_canvas.add(canvas)
canvas.ui_setActive(True)
canvas.register_for_cursor_drawing(fi)
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')
fi.set_desired_size(512, 512)
w = Viewers.GingaViewerWidget(viewer=fi)
vbox.add_widget(w, stretch=1)
self.readout = Widgets.Label("")
vbox.add_widget(self.readout, stretch=0)
hbox = Widgets.HBox()
hbox.set_border_width(2)
wdrawtype = Widgets.ComboBox()
for name in self.drawtypes:
wdrawtype.append_text(name)
index = self.drawtypes.index('rectangle')
wdrawtype.set_index(index)
wdrawtype.add_callback('activated',
lambda w, idx: self.set_drawparams())
self.wdrawtype = wdrawtype
wdrawcolor = Widgets.ComboBox()
for name in self.drawcolors:
wdrawcolor.append_text(name)
index = self.drawcolors.index('lightblue')
wdrawcolor.set_index(index)
wdrawcolor.add_callback('activated',
lambda w, idx: self.set_drawparams())
self.wdrawcolor = wdrawcolor
wfill = Widgets.CheckBox("Fill")
wfill.add_callback('activated', lambda w, tf: self.set_drawparams())
self.wfill = wfill
walpha = Widgets.SpinBox(dtype=float)
walpha.set_limits(0.0, 1.0, incr_value=0.1)
walpha.set_value(1.0)
walpha.set_decimals(2)
walpha.add_callback('value-changed',
lambda w, val: self.set_drawparams())
self.walpha = walpha
wclear = Widgets.Button("Clear Canvas")
wclear.add_callback('activated', lambda w: self.clear_canvas())
## wopen = Widgets.Button("Open File")
## wopen.add_callback('activated', lambda w: self.open_file())
## wquit = Widgets.Button("Quit")
## wquit.add_callback('activated', lambda w: self.quit())
hbox.add_widget(Widgets.Label(''), stretch=1)
for w in (wdrawtype, wdrawcolor, wfill, Widgets.Label('Alpha:'),
walpha, wclear):
hbox.add_widget(w, stretch=0)
vbox.add_widget(hbox, stretch=0)
mode = self.canvas.get_draw_mode()
hbox = Widgets.HBox()
btn1 = Widgets.RadioButton("Draw")
btn1.set_state(mode == 'draw')
btn1.add_callback('activated',
lambda w, val: self.set_mode_cb('draw', val))
btn1.set_tooltip("Choose this to draw on the canvas")
hbox.add_widget(btn1)
btn2 = Widgets.RadioButton("Edit", group=btn1)
btn2.set_state(mode == 'edit')
btn2.add_callback('activated',
lambda w, val: self.set_mode_cb('edit', val))
btn2.set_tooltip("Choose this to edit things on the canvas")
hbox.add_widget(btn2)
hbox.add_widget(Widgets.Label('Zoom sensitivity: '))
slider = Widgets.Slider(orientation='horizontal', dtype=float)
slider.add_callback('value-changed',
lambda w, val: self.adjust_scrolling_accel_cb(val))
slider.set_limits(0.0, 12.0, 0.005)
slider.set_value(8.0)
hbox.add_widget(slider, stretch=1)
# hbox.add_widget(Widgets.Label(''), stretch=1)
vbox.add_widget(hbox, stretch=0)
# need to put this in an hbox with an expanding label or the
# browser wants to resize the canvas
hbox = Widgets.HBox()
hbox.add_widget(vbox, stretch=0)
hbox.add_widget(Widgets.Label(''), stretch=1)
self.top.set_widget(hbox)
def __init__(self, logger, window, viewer_class=None):
if viewer_class is None:
viewer_class = EnhancedCanvasView
self.logger = logger
self.url = window.url
self.drawcolors = colors.get_colors()
self.dc = get_canvas_types()
self.top = window
self.top.add_callback('close', self.closed)
vbox = Widgets.VBox()
vbox.set_border_width(2)
vbox.set_spacing(1)
fi = viewer_class(logger)
fi.url = self.url
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)
# so trackpad scrolling can be adjusted
settings = bd.get_settings()
settings.set(scroll_zoom_direct_scale=True)
# so trackpad scrolling can be adjusted
settings = bd.get_settings()
settings.set(scroll_zoom_direct_scale=True,
scroll_zoom_acceleration=0.07)
# canvas that we will draw on
canvas = self.dc.DrawingCanvas()
#canvas.enable_draw(True)
#canvas.enable_edit(True)
#canvas.set_drawtype('rectangle', color='lightblue')
canvas.setSurface(fi)
self.canvas = canvas
# add canvas to view
private_canvas = fi.get_canvas()
private_canvas.add(canvas)
canvas.ui_setActive(True)
#canvas.register_for_cursor_drawing(fi)
fi.set_canvas(canvas)
## self.drawtypes = canvas.get_drawtypes()
## self.drawtypes.sort()
# add a color bar
private_canvas.add(self.dc.ColorBar(side='bottom', offset=10))
# add little mode indicator that shows modal states in
# the corner
private_canvas.add(self.dc.ModeIndicator(corner='ur', fontsize=14))
# little hack necessary to get correct operation of the mode indicator
# in all circumstances
bm = fi.get_bindmap()
bm.add_callback('mode-set', lambda *args: fi.redraw(whence=3))
fi.set_desired_size(512, 512)
w = Viewers.GingaViewerWidget(viewer=fi)
vbox.add_widget(w, stretch=1)
self.readout = Widgets.Label("")
vbox.add_widget(self.readout, stretch=0)
hbox = Widgets.HBox()
hbox.add_widget(Widgets.Label('Zoom sensitivity: '))
slider = Widgets.Slider(orientation='horizontal', dtype=float)
slider.add_callback('value-changed',
lambda w, val: self.adjust_scrolling_accel_cb(val))
slider.set_limits(0.0, 12.0, 0.005)
slider.set_value(8.0)
hbox.add_widget(slider, stretch=1)
hbox.add_widget(Widgets.Label(''), stretch=1)
vbox.add_widget(hbox, stretch=0)
# need to put this in an hbox with an expanding label or the
# browser wants to resize the canvas, distorting it
hbox = Widgets.HBox()
hbox.add_widget(vbox, stretch=0)
hbox.add_widget(Widgets.Label(''), stretch=1)
self.top.set_widget(hbox)
def __init__(self, logger, window, viewer_class=None, width=512, height=512):
if viewer_class is None:
viewer_class = EnhancedCanvasView
self.logger = logger
self.url = window.url
self.dc = get_canvas_types()
self.pixel_base = 1.0
self.top = window
self.top.add_callback('close', self.closed)
vbox = Widgets.VBox()
vbox.set_border_width(2)
vbox.set_spacing(1)
# load binding preferences if available
cfgfile = os.path.join(ginga_home, "ipg_bindings.cfg")
bindprefs = SettingGroup(name='bindings', logger=logger,
preffile=cfgfile)
bindprefs.load(onError='silent')
bd = ImageViewBindings(logger, settings=bindprefs)
fi = viewer_class(logger, bindings=bd)
fi.url = self.url
fi.enable_autocuts('on')
fi.set_autocut_params('zscale')
fi.set_zoom_algorithm('rate')
fi.set_zoomrate(1.1)
fi.enable_autozoom('on')
#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
fi.ipg_parent = self
bd = fi.get_bindings()
bd.enable_all(True)
# canvas that we will draw on
canvas = self.dc.DrawingCanvas()
canvas.set_surface(fi)
self.canvas = canvas
# add canvas to view
private_canvas = fi.get_canvas()
private_canvas.add(canvas)
canvas.ui_setActive(True)
fi.set_canvas(canvas)
fi.set_desired_size(width, height)
# force allocation of a surface--may be resized later
fi.configure_surface(width, height)
# add little mode indicator that shows modal states in
# the corner
fi.show_mode_indicator(True)
w = Viewers.GingaViewerWidget(viewer=fi)
vbox.add_widget(w, stretch=1)
self.readout = Widgets.Label("")
vbox.add_widget(self.readout, stretch=0)
hbox = Widgets.HBox()
hbox.add_widget(Widgets.Label('Zoom sensitivity: '))
slider = Widgets.Slider(orientation='horizontal', dtype=float)
slider.add_callback('value-changed',
lambda w, val: self.adjust_scrolling_accel_cb(val))
slider.set_limits(1.0, 9.5, 0.1)
val = 4.0
slider.set_value(val)
self.adjust_scrolling_accel_cb(val)
hbox.add_widget(slider, stretch=1)
hbox.add_widget(Widgets.Label(''), stretch=1)
vbox.add_widget(hbox, stretch=0)
# need to put this in an hbox with an expanding label or the
# browser wants to resize the canvas, distorting it
hbox = Widgets.HBox()
hbox.add_widget(vbox, stretch=0)
hbox.add_widget(Widgets.Label(''), stretch=1)
self.top.set_widget(hbox)