#!/usr/bin/env python
#--*-python-*-

if __name__ == '__main__':
    import optparse
    import sys
    import imp
    import os

    from chroma import view, build, EventViewer
    from chroma import mesh_from_stl

    parser = optparse.OptionParser('%prog')
    parser.add_option('-r', '--resolution', dest='resolution',
                      help='specify window resolution', default='1024,576')
    parser.add_option('-i', dest='io_file', default=None)
    options, args = parser.parse_args()

    if len(args) < 1:
        sys.exit(parser.format_help())

    size = [int(s) for s in options.resolution.split(',')]

    if os.path.exists(args[0]) and args[0].lower().endswith(('.stl', '.bz2')):
        obj = mesh_from_stl(args[0])
    else:
        name, attr = args[0].split('.')

        try:
            file, path, description = imp.find_module(name)
        except ImportError:
            raise

        module = imp.load_module(name, file, path, description)

        obj = getattr(module, attr)

    if options.io_file is None:
        view(obj, size)
    else:
        geometry = build(obj)
        viewer = EventViewer(geometry, options.io_file, size=size)
        viewer.start()