def __init__(self, fv):
# superclass defines some variables for us, like logger
super(IRAFBase, self).__init__(fv)
self.keyqueue = Queue.Queue()
self.keyevent = threading.Event()
self.keymap = {
'comma': ',',
}
self.ctrldown = False
self.layertag = 'iraf-canvas'
# this will be set in initialize()
self.canvas = None
self.addr = iis.get_interface()
self.ev_quit = self.fv.ev_quit
self.dataTask = None
# colormap for use with IRAF displays
self.cm_iis = cmap.ColorMap('iis_iraf', cmap_iis_iraf)
self.im_iis = imap.get_imap('ultrasmooth')
fv.add_callback('add-channel', self.add_channel)
fv.add_callback('delete-channel', self.delete_channel)
def __init__(self, fv):
# superclass defines some variables for us, like logger
super(IRAFBase, self).__init__(fv)
self.keyqueue = Queue.Queue()
self.keyevent = threading.Event()
self.keymap = {
'comma': ',',
}
self.ctrldown = False
self.layertag = 'iraf-canvas'
# this will be set in initialize()
self.canvas = None
self.addr = iis.get_interface()
self.ev_quit = self.fv.ev_quit
self.dataTask = None
# colormap for use with IRAF displays
self.cm_iis = cmap.ColorMap('iis_iraf', cmap_iis_iraf)
self.im_iis = imap.get_imap('ultrasmooth')
fv.add_callback('add-channel', self.add_channel)
fv.add_callback('delete-channel', self.delete_channel)
def start(self):
# holds frame buffers
self.fb = {}
self.current_frame = 0
# cursor position
self.cursor_x = 1.0
self.cursor_y = 1.0
self.mode = 'ginga'
self.imexam_active = False
self.imexam_chname = None
# init the first frame(frame 0)
self.init_frame(0)
try:
if self.addr.prot == 'unix':
os.remove(self.addr.path)
except:
pass
# start the data listener task, if appropriate
#ev_quit = threading.Event()
self.dataTask = iis.IIS_DataListener(self.addr,
controller=self,
ev_quit=self.ev_quit,
logger=self.logger)
self.fv.nongui_do(self.dataTask.mainloop)
def info_xy(self, data_x, data_y, settings):
ct = self.get('ct', None)
# Get the value under the data coordinates
try:
# We report the value across the pixel, even though the coords
# change halfway across the pixel
x, y = int(data_x + 0.5), int(data_y + 0.5)
value = self.get_data_xy(x, y)
# Mapping from bytescaled values back to original values
value = iis.wcs_pix_transform(ct, value)
except Exception as e:
self.logger.error("Exception getting value at %d,%d: %s" %
(x, y, str(e)))
value = None
# Calculate WCS RA, if available
try:
# Subtract offsets of data in framebuffer and add offsets of
# rect beginning in source
data_x = data_x - (ct.dx - 1) + (ct.sx - 1)
data_y = data_y - (ct.dy - 1) + (ct.sy - 1)
#ra_deg, dec_deg = wcs_coord_transform(ct, data_x, data_y)
#ra_txt, dec_txt = self.wcs.deg2fmt(ra_deg, dec_deg, 'str')
ra_txt = 'BAD WCS'
dec_txt = 'BAD WCS'
except Exception as e:
self.logger.warning("Bad coordinate conversion: %s" % (str(e)))
ra_txt = 'BAD WCS'
dec_txt = 'BAD WCS'
# Note: FITS coordinates are 1-based, whereas numpy FITS arrays
# are 0-based
ra_lbl, dec_lbl = unichr(945), unichr(948)
fits_x, fits_y = data_x + 1, data_y + 1
info = Bunch.Bunch(itype='astro',
data_x=data_x,
data_y=data_y,
fits_x=fits_x,
fits_y=fits_y,
x=fits_x,
y=fits_y,
ra_txt=ra_txt,
dec_txt=dec_txt,
ra_lbl=ra_lbl,
dec_lbl=dec_lbl,
value=value)
return info
def init_frame(self, n):
"""
NOTE: this is called from the IIS_RequestHandler
"""
self.logger.debug("initializing frame %d" % (n))
# create the frame, if needed
try:
fb = self.get_frame(n)
except KeyError:
fb = iis.framebuffer()
self.fb[n] = fb
fb.width = None
fb.height = None
fb.wcs = ''
fb.image = None
fb.bitmap = None
fb.zoom = 1.0
fb.buffer = array.array('B')
fb.ct = iis.coord_tran()
#fb.chname = None
return fb
def init_frame(self, n):
"""
NOTE: this is called from the IIS_RequestHandler
"""
self.logger.debug("initializing frame %d" % (n))
# create the frame, if needed
try:
fb = self.get_frame(n)
except KeyError:
fb = iis.framebuffer()
self.fb[n] = fb
fb.width = None
fb.height = None
fb.wcs = ''
fb.image = None
fb.bitmap = None
fb.zoom = 1.0
fb.buffer = array.array('B')
fb.ct = iis.coord_tran()
#fb.chname = None
return fb
def start(self):
try:
if self.addr.prot == 'unix':
os.remove(self.addr.path)
except:
pass
# start the data listener task, if appropriate
ev_quit = threading.Event()
self.dataTask = iis.IIS_DataListener(
self.addr, controller=self,
ev_quit=ev_quit, logger=self.logger)
self.fv.nongui_do(self.dataTask.mainloop)
def info_xy(self, data_x, data_y, settings):
ct = self.get("ct", None)
# Get the value under the data coordinates
try:
# We report the value across the pixel, even though the coords
# change halfway across the pixel
x, y = int(data_x + 0.5), int(data_y + 0.5)
value = self.get_data_xy(x, y)
# Mapping from bytescaled values back to original values
value = iis.wcs_pix_transform(ct, value)
except Exception, e:
self.logger.error("Exception getting value at %d,%d: %s" % (x, y, str(e)))
value = None
def info_xy(self, data_x, data_y):
ct = self.get('ct', None)
# Get the value under the data coordinates
try:
# We report the value across the pixel, even though the coords
# change halfway across the pixel
x, y = int(data_x + 0.5), int(data_y + 0.5)
value = self.get_data_xy(x, y)
# Mapping from bytescaled values back to original values
value = iis.wcs_pix_transform(ct, value)
except Exception, e:
self.logger.error("Exception getting value at %d,%d: %s" %
(x, y, str(e)))
value = None
def info_xy(self, data_x, data_y, settings):
ct = self.get('ct', None)
# Get the value under the data coordinates
try:
# We report the value across the pixel, even though the coords
# change halfway across the pixel
x, y = int(data_x+0.5), int(data_y+0.5)
value = self.get_data_xy(x, y)
# Mapping from bytescaled values back to original values
value = iis.wcs_pix_transform(ct, value)
except Exception as e:
self.logger.error("Exception getting value at %d,%d: %s" % (
x, y, str(e)))
value = None
# Calculate WCS RA, if available
try:
# Subtract offsets of data in framebuffer and add offsets of
# rect beginning in source
data_x = data_x - (ct.dx-1) + (ct.sx-1)
data_y = data_y - (ct.dy-1) + (ct.sy-1)
#ra_deg, dec_deg = wcs_coord_transform(ct, data_x, data_y)
#ra_txt, dec_txt = self.wcs.deg2fmt(ra_deg, dec_deg, 'str')
ra_txt = 'BAD WCS'
dec_txt = 'BAD WCS'
except Exception as e:
self.logger.warn("Bad coordinate conversion: %s" % (
str(e)))
ra_txt = 'BAD WCS'
dec_txt = 'BAD WCS'
# Note: FITS coordinates are 1-based, whereas numpy FITS arrays
# are 0-based
ra_lbl, dec_lbl = unichr(945), unichr(948)
fits_x, fits_y = data_x + 1, data_y + 1
info = Bunch.Bunch(itype='astro', data_x=data_x, data_y=data_y,
fits_x=fits_x, fits_y=fits_y,
x=fits_x, y=fits_y,
ra_txt=ra_txt, dec_txt=dec_txt,
ra_lbl=ra_lbl, dec_lbl=dec_lbl,
value=value)
return info
def __init__(self, fv):
# superclass defines some variables for us, like logger
super(IRAF, self).__init__(fv)
self.keyqueue = Queue.Queue()
self.keyevent = threading.Event()
self.keymap = {
'comma': ',',
}
self.ctrldown = False
self.layertag = 'iraf-canvas'
# this will be set in initialize()
self.canvas = None
self.dc = fv.getDrawClasses()
self.addr = iis.get_interface()
self.ev_quit = self.fv.ev_quit
self.dataTask = None
# Holds frame buffers
self.fb = {}
self.current_frame = 0
# cursor position
self.cursor_x = 1.0
self.cursor_y = 1.0
self.mode = 'ginga'
self.imexam_active = False
self.imexam_chname = None
# init the first frame(frame 0)
self.init_frame(0)
# colormap for use with IRAF displays
self.cm_iis = cmap.ColorMap('iis_iraf', cmap_iis_iraf)
self.im_iis = imap.get_imap('ultrasmooth')
fv.add_callback('add-channel', self.add_channel)
fv.add_callback('delete-channel', self.delete_channel)
#fv.set_callback('active-image', self.focus_cb)
self.gui_up = False
def __init__(self, fv):
# superclass defines some variables for us, like logger
super(IRAF, self).__init__(fv)
self.keyqueue = Queue.Queue()
self.keyevent = threading.Event()
self.keymap = {
'comma': ',',
}
self.ctrldown = False
self.layertag = 'iraf-canvas'
# this will be set in initialize()
self.canvas = None
self.dc = fv.get_draw_classes()
self.addr = iis.get_interface()
self.ev_quit = self.fv.ev_quit
self.data_task = None
# Holds frame buffers
self.fb = {}
self.current_frame = 0
# cursor position
self.cursor_x = 1.0
self.cursor_y = 1.0
self.mode = 'ginga'
self.imexam_active = False
self.imexam_chname = None
# init the first frame(frame 0)
self.init_frame(0)
# colormap for use with IRAF displays
self.cm_iis = cmap.ColorMap('iis_iraf', cmap_iis_iraf)
self.im_iis = imap.get_imap('ultrasmooth')
fv.add_callback('add-channel', self.add_channel)
fv.add_callback('delete-channel', self.delete_channel)
#fv.set_callback('channel-change', self.focus_cb)
self.gui_up = False
def new_image_cb(self, fitsimage, image, chinfo):
# check if this is an image we received from IRAF or
# one that was loaded locally.
ct = image.get('ct', None)
if ct != None:
# This image was sent by IRAF--we don't need to
# construct extra fb information for it
return
n = self.channel_to_frame(chinfo.name)
if n == None:
return
self.logger.debug("new image, frame is %d" % (n))
fb = self.get_frame(n)
#image = fitsimage.get_image()
newpath = image.get('path', 'NO_PATH')
host = socket.getfqdn()
newhost = image.get('host', host)
# protocol has a bizarre 16-char limit on hostname
newhost = newhost[:16]
# this is just a placeholder so that IIS_RequestHandler will
# report something in this buffer
fb.buffer = array.array('B', ' ')
# Update IRAF "wcs" info so that IRAF can load this image
#print "filling wcs info"
fb.ct = iis.coord_tran()
image.set(ct=ct)
# iis version 1 data
fb.ct.valid = 1
fb.ct.a = 1
fb.ct.b = 0
fb.ct.c = 0
fb.ct.d = 1
fb.ct.tx = 0
fb.ct.ty = 0
fb.ct.z1 = 0
fb.ct.z2 = 1
fb.ct.zt = iis.W_UNITARY
fb.ct.format = ''
fb.ct.imtitle = ''
# iis version 1+ data
fb.ct.region = 'image'
#x1, y1, x2, y2 = fitsimage.get_datarect()
#wd, ht = x2-x1, y2-y1
#x1, y1, x2, y2 = x1+1, y1+1, x2+1, y2+1
#fb.ct.sx, fb.ct.sy = float(x1), float(y1)
wd, ht = image.get_size()
fb.ct.sx, fb.ct.sy = float(1), float(1)
fb.ct.snx, fb.ct.sny = wd, ht
fb.ct.dx, fb.ct.dy = 1, 1
fb.ct.dnx, fb.ct.dny = wd, ht
# ref
newref = "!".join([newhost, newpath])
fb.ct.ref = newref
# TODO: we shouldn't have to know about this here...
if (fb and fb.ct.a != None):
wcs = "%s\n%f %f %f %f %f %f %f %f %d\n" % (
fb.ct.imtitle, fb.ct.a, fb.ct.b, fb.ct.c, fb.ct.d, fb.ct.tx,
fb.ct.ty, fb.ct.z1, fb.ct.z2, fb.ct.zt)
else:
wcs = "[NOSUCHWCS]\n"
if (fb and fb.ct.sx != None):
mapping = "%s %f %f %d %d %d %d %d %d\n%s\n" % (
fb.ct.region, fb.ct.sx, fb.ct.sy, fb.ct.snx, fb.ct.sny,
fb.ct.dx, fb.ct.dy, fb.ct.dnx, fb.ct.dny, fb.ct.ref)
else:
mapping = ""
fb.wcs = wcs + mapping
def new_image_cb(self, fitsimage, image, chinfo):
if not self.gui_up:
return
# check if this is an image we received from IRAF or
# one that was loaded locally.
ct = image.get('ct', None)
if ct != None:
# This image was sent by IRAF--we don't need to
# construct extra fb information for it
return
n = self.channel_to_frame(chinfo.name)
if n == None:
return
self.logger.debug("new image, frame is %d" % (n))
fb = self.get_frame(n)
#image = fitsimage.get_image()
newpath = image.get('path', 'NO_PATH')
host = socket.getfqdn()
newhost = image.get('host', host)
# protocol has a bizarre 16-char limit on hostname
newhost = newhost[:16]
# this is just a placeholder so that IIS_RequestHandler will
# report something in this buffer
fb.buffer = array.array('B', ' ')
# Update IRAF "wcs" info so that IRAF can load this image
#print "filling wcs info"
fb.ct = iis.coord_tran()
image.set(ct=ct)
# iis version 1 data
fb.ct.valid = 1
fb.ct.a = 1
fb.ct.b = 0
fb.ct.c = 0
fb.ct.d = 1
fb.ct.tx = 0
fb.ct.ty = 0
fb.ct.z1 = 0
fb.ct.z2 = 1
fb.ct.zt = iis.W_UNITARY
fb.ct.format = ''
fb.ct.imtitle = ''
# iis version 1+ data
fb.ct.region = 'image'
#x1, y1, x2, y2 = fitsimage.get_datarect()
#wd, ht = x2-x1, y2-y1
#x1, y1, x2, y2 = x1+1, y1+1, x2+1, y2+1
#fb.ct.sx, fb.ct.sy = float(x1), float(y1)
wd, ht = image.get_size()
fb.ct.sx, fb.ct.sy = float(1), float(1)
fb.ct.snx, fb.ct.sny = wd, ht
fb.ct.dx, fb.ct.dy = 1, 1
fb.ct.dnx, fb.ct.dny = wd, ht
# ref
newref = "!".join([newhost, newpath])
fb.ct.ref = newref
# TODO: we shouldn't have to know about this here...
if (fb and fb.ct.a != None):
wcs = "%s\n%f %f %f %f %f %f %f %f %d\n" % (
fb.ct.imtitle, fb.ct.a, fb.ct.b, fb.ct.c, fb.ct.d,
fb.ct.tx, fb.ct.ty, fb.ct.z1, fb.ct.z2, fb.ct.zt)
else:
wcs = "[NOSUCHWCS]\n"
if (fb and fb.ct.sx != None):
mapping = "%s %f %f %d %d %d %d %d %d\n%s\n" % (
fb.ct.region, fb.ct.sx, fb.ct.sy, fb.ct.snx, fb.ct.sny,
fb.ct.dx, fb.ct.dy, fb.ct.dnx, fb.ct.dny, fb.ct.ref)
else:
mapping = ""
fb.wcs = wcs + mapping
def set_addr_cb(self, w):
# get and parse address
addr = w.get_text()
self.addr = iis.get_interface(addr=addr)
addr = str(self.addr.name)
self.w.addr.set_text(addr)
