79 lines
2.2 KiB
Python
79 lines
2.2 KiB
Python
# Eryn Wells <eryn@erynwells.me>
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import argparse
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import os.path
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import sys
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import tcod
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from . import log
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from .engine import Configuration, Engine
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from .geometry import Size
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CONSOLE_WIDTH, CONSOLE_HEIGHT = 80, 50
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MAP_WIDTH, MAP_HEIGHT = 80, 45
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FONT_CP437 = 'terminal16x16_gs_ro.png'
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FONT_BDF = 'ter-u32n.bdf'
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def parse_args(argv, *a, **kw):
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parser = argparse.ArgumentParser(*a, **kw)
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parser.add_argument('--debug', action='store_true', default=True)
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args = parser.parse_args(argv)
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return args
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def walk_up_directories_of_path(path):
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while path and path != '/':
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path = os.path.dirname(path)
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yield path
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def find_fonts_directory():
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'''Walk up the filesystem tree from this script to find a fonts/ directory.'''
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for parent_dir in walk_up_directories_of_path(__file__):
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possible_fonts_dir = os.path.join(parent_dir, 'fonts')
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if os.path.isdir(possible_fonts_dir):
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log.ROOT.info('Found fonts dir %s', possible_fonts_dir)
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break
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else:
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return None
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return possible_fonts_dir
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def main(argv):
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'''
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Beginning of the game
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Parameters
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----------
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argv : List[str]
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A standard argument list, most likely you'll get this from sys.argv
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'''
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args = parse_args(argv[1:], prog=argv[0])
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log.init()
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fonts_directory = find_fonts_directory()
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if not fonts_directory:
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log.ROOT.error("Couldn't find a fonts/ directory")
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return -1
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font = os.path.join(fonts_directory, FONT_BDF)
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if not os.path.isfile(font):
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log.ROOT.error("Font file %s doesn't exist", font)
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return -1
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tileset = tcod.tileset.load_bdf(font)
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console = tcod.Console(CONSOLE_WIDTH, CONSOLE_HEIGHT, order='F')
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configuration = Configuration(map_size=Size(MAP_WIDTH, MAP_HEIGHT))
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engine = Engine(configuration)
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with tcod.context.new(columns=console.width, rows=console.height, tileset=tileset) as context:
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engine.run_event_loop(context, console)
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def run_until_exit():
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'''
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Run main() and call sys.exit when it finishes. In practice, this function will never return. The game engine has
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other mechanisms for exiting.
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'''
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result = main(sys.argv)
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sys.exit(0 if not result else result)
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run_until_exit()
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