360                                           canvwidth=600, canvheight=500):  argument
364         self.canvwidth, self.canvheight = canvwidth, canvheight
384     def reset(self, canvwidth=None, canvheight=None, bg = None):  argument
386         if canvwidth:
387             self.canvwidth = canvwidth
393                         scrollregion=(-self.canvwidth//2, -self.canvheight//2,
394                                        self.canvwidth//2, self.canvheight//2))
395         self._canvas.xview_moveto(0.5*(self.canvwidth - self.width + 30) /
396                                                                self.canvwidth)
407         self._canvas.xview_moveto(0.5*(self.canvwidth-cwidth)/self.canvwidth)
409         if cwidth < self.canvwidth or cheight < self.canvheight:
508             w = self.cv.canvwidth
514         self.canvwidth = w
780     def _resize(self, canvwidth=None, canvheight=None, bg=None):  argument
786             return self.canvwidth, self.canvheight
787         if canvwidth is canvheight is bg is None:
788             return self.cv.canvwidth, self.cv.canvheight
789         if canvwidth is not None:
790             self.canvwidth = canvwidth
793         self.cv.reset(canvwidth, canvheight, bg)
1010             self._setscrollregion(-self.canvwidth//2, -self.canvheight//2,
1011                                        self.canvwidth//2, self.canvheight//2)
1044         self.xscale = self.canvwidth / xspan
1048         srx2 = self.canvwidth + srx1
1402     def screensize(self, canvwidth=None, canvheight=None, bg=None):  argument
1419         return self._resize(canvwidth, canvheight, bg)
3575             canvwidth = _CFG["canvwidth"]
3579             self._root.setupcanvas(width, height, canvwidth, canvheight)