On Sep 17, 2:25 am, Steve Holden <[EMAIL PROTECTED]> wrote: > Jimmy wrote: > > On Sep 17, 12:07 am, Steve Holden <[EMAIL PROTECTED]> wrote: > >> Jimmy wrote: > >>> hi, all > >>> I attempt to use the function inch() to get the character at the > >>> current position, and compare it with a particular character like : > >>> if screen.inch(x,y) == 'F' > >>> but this method doesn't seem work, can anyone tell me the reason and > >>> how to corrent it > >>> thanks > >> The reason is because something is wrong, and yo fix it by correcting > >> that issue. > > >> In other words, if you could be a bit more specific about *how* it > >> doesn't work (like, show us the code you are running,a nd any error > >> messages or evidence of incorrect results) you will be able to get some > >> help that actually helps you. > > >> Would you go to a car repair shop with faulty brakes and just tell them > >> "my car isn't working"? > > >> regards > >> Steve > >> -- > >> Steve Holden +1 571 484 6266 +1 800 494 3119 > >> Holden Web LLC/Ltd http://www.holdenweb.com > >> Skype: holdenweb http://del.icio.us/steve.holden > > >> Sorry, the dog ate my .sigline > > > thanks, > > actually i'm writing a game like mine,the pertainign code is: > > > def mark(): > > """mark the bomb""" > > (row, col) = gb.scrn.getyx() > > x = gb.scrn.inch(row,col) > > if x == 'F': > > gb.scrn.addch(row,col, 'X',curses.color_pair(3)) > > else: > > gb.scrn.addch(row,col, 'F',curses.color_pair(3)) > > > gb.scrn.move(row,col) > > gb.scrn.refresh() > > > the situation is x never equals 'F', even when it really is! > > I checked the mannual and found the return value of inch() consists > > the actual character(low 8bits) > > and the attributes, so I tried the following: (x<<24)>>24,cause I > > guess the int is 32bits long. > > but it still doesn't work :( > > Well first of all, thanks for reading the manual. > > Let's suppose the value you are receiving is 1234 (clearly more than 8 > bits). Unfortunately for you, recent versions of Python don't just use > 32-bit integers, but extend the values into Python's long values where > necessary. See: > > >>> (1234<<24)>>24 > 1234L > >>> > > What you really need is a logical and with 255: > > >>> 1234 & 255 > 210 > >>> > > Hope this helps. > > regards > Steve > -- > Steve Holden +1 571 484 6266 +1 800 494 3119 > Holden Web LLC/Ltd http://www.holdenweb.com > Skype: holdenweb http://del.icio.us/steve.holden > > Sorry, the dog ate my .sigline
thanks, it works! python is cool, however, the python community is even cooler :) -- http://mail.python.org/mailman/listinfo/python-list
