def curses(self, stdscr):
curses.curs_set(False)
curses.start_color()
curses.use_default_colors()
stdscr.keypad(True)
stdscr.refresh()
if curses.COLORS < 256 or curses.COLOR_PAIRS < 256:
raise NotImplementedError("curses output requires 256-color terms")
for i in range(256):
curses.init_pair(i, -1, i)
pad = curses.newpad(self.rows+1, self.cols+1)
for rn in range(self.rows):
for cn in range(self.cols):
pad.addch(rn, cn, ' ', curses.color_pair(self.map[rn][cn]))
trow, tcol = get_terminal_size()
cy = cx = 0
while True:
pad.refresh(cy, cx, 0, 0, trow-1, tcol-1)
ch = stdscr.getch()
if ch in [27, ord('q')]:
break
elif ch in [curses.KEY_UP, ord('k')]:
cy = max(cy-1, 0)
elif ch in [curses.KEY_DOWN, ord('j')]:
cy = min(cy+1, self.rows)
elif ch in [curses.KEY_LEFT, ord('h')]:
cx = max(cx-1, 0)
elif ch in [curses.KEY_RIGHT, ord('l')]:
cx = min(cx+1, self.cols)
ch = stdscr.getch()
if ch in [27, ord('q')]:
break
elif ch in [curses.KEY_UP, ord('k')]:
cy = max(cy-1, 0)
elif ch in [curses.KEY_DOWN, ord('j')]:
cy = min(cy+1, self.rows)
elif ch in [curses.KEY_LEFT, ord('h')]:
cx = max(cx-1, 0)
elif ch in [curses.KEY_RIGHT, ord('l')]:
cx = min(cx+1, self.cols)
if __name__ == "__main__":
termsize = get_terminal_size()
parser = argparse.ArgumentParser()
parser.add_argument("file", type=TerminalImage,
help="path to the image file")
parser.add_argument("-c", "--col", type=int, default=termsize[1],
help="number of cols",)
parser.add_argument("-r", "--row", type=int, default=termsize[0],
help="number of rows")
parser.add_argument("-f", "--fast", action="store_true",
help="use a faster color-mapping algorithm")
parser.add_argument("-m", "--map",
help="color map (quite fast for big image)")
parser.add_argument("-p", "--parallel", action="store_true",
help="use multi-process")
parser.add_argument("-u", "--curses", action="store_true",