def control_getwcs(self, arg):
if not self.wcs:
self.wcs = irafgwcs.IrafGWcs()
if self.returnData:
self.returnData = self.returnData + self.wcs.pack()
else:
self.returnData = self.wcs.pack()
def clear(self, name=None):
"""Clear the plot and start a new page"""
# don't create new plot if current plot is empty
if not self.isPageBlank():
# ignore any pending WCS changes
self.wcs.clearPending()
self.gkibuffer = self.gkibuffer.split()
self.wcs = irafgwcs.IrafGWcs()
self.startNewPage()
if name is None:
if gki.tasknameStack:
name = gki.tasknameStack[-1]
else:
name = ""
self.history.append(
(self.gkibuffer, self.wcs, name, self.getHistory()) )
self.pageVar.set(len(self.history)-1)
self.bttnVar.set(len(self.history)-1)
self.StatusLine.write(text=" ")
if self._toWriteAtNextClear and self.StatusLine:
# Often clear() is called at the start of a task, and we (or
# the derived class) may have requested some text be shown
# right after the next possible clear(). Show and delete it.
self.StatusLine.write(text=self._toWriteAtNextClear)
self._toWriteAtNextClear = None
# note - this will only be seen for interactive task starts
self.flush()
elif (self.history[-1][2] == "") and gki.tasknameStack:
# plot is empty but so is name -- set name
h = self.history[-1]
self.history[-1] = h[0:2] + (gki.tasknameStack[-1],) + h[3:]
def control_setwcs(self, arg):
self.wcs = irafgwcs.IrafGWcs(arg)
def __init__(self, windowName, manager):
gki.GkiKernel.__init__(self)
self.name = 'Tkplot'
self._errorMessageCount = 0
self._slowraise = 0
self._toWriteAtNextClear = None
self.irafGkiConfig = gki._irafGkiConfig
self.windowName = windowName
self.manager = manager
# redraw table ignores control functions
self.redrawFunctionTable = self.functionTable[:]
for opcode in self._controlOps:
self.redrawFunctionTable[opcode] = None
# Create the root window as required, but hide it
irafutils.init_tk_default_root()
# note size is just an estimate that helps window manager place window
self.top = TKNTR.Toplevel(visual='best',width=600,height=485)
# Read the epar options database file
optfile = "epar.optionDB"
try:
self.top.option_readfile(os.path.join(os.curdir,optfile))
except TKNTR.TclError:
try:
self.top.option_readfile(os.path.join(userWorkingHome,optfile))
except TKNTR.TclError:
self.top.option_readfile(os.path.join(pyrafDir,optfile))
self.top.title(windowName)
self.top.iconname(windowName)
self.top.protocol("WM_DELETE_WINDOW", self.gwdestroy)
self.makeMenuBar()
self.makeGWidget()
self.makeStatus()
self.gwidget.redraw = self.redraw
self.gwidget.pack(side=TKNTR.TOP, expand=1, fill=TKNTR.BOTH)
self.gwidget.bind('<Enter>', self.focusOnGwidget) # if mouse enters gw
self.colorManager.setColors(self.gwidget)
self.wcs = irafgwcs.IrafGWcs()
self.linestyles = gki.IrafLineStyles()
self.hatchfills = gki.IrafHatchFills()
self.textAttributes = gki.TextAttributes()
self.lineAttributes = gki.LineAttributes()
self.fillAttributes = gki.FillAttributes()
self.markerAttributes = gki.MarkerAttributes()
self.StatusLine = gki.StatusLine(self.top.status, self.windowName)
self.history = [(self.gkibuffer, self.wcs, "", self.getHistory())]
self._currentPage = 0
# Master page variable, pageVar, any change to it is watched & acted on
self.pageVar = TKNTR.IntVar()
self.pageVar.set(self._currentPage)
# _setPageVar is callback for changes to pageVar
self.pageVar.trace('w', self._setPageVar)
# Also hold a var just for the # of the selected page button: bttnVar
# This one causes no events when it is set!
self.bttnVar = TKNTR.IntVar()
self.bttnVar.set(0)
windowID = self.gwidget.winfo_id()
self.flush()
if sys.platform != 'darwin': # this step is unneeded on OSX
wutil.setBackingStore(windowID)
def control_setwcs(self, arg):
self.wcs = irafgwcs.IrafGWcs(arg)
# Need to store this in the (persistent) kernel
kernel.wcs = self.wcs