#!/usr/bin/env python
# -*- coding: utf-8 -*-
#
# Copyright (C) 2012 S. Daniel Francis <francis@sugarlabs.org>
#
# This program is free software; you can redistribute it and/or modify
# it under the terms of the GNU General Public License as published by
# the Free Software Foundation; either version 3 of the License, or
# (at your option) any later version.
#
# This program is distributed in the hope that it will be useful,
# but WITHOUT ANY WARRANTY; without even the implied warranty of
# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
# GNU General Public License for more details.
#
# You should have received a copy of the GNU General Public License
# along with this program; if not, write to the Free Software
# Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston,
# MA 02110-1301, USA.


class Staff:
    y = 0
    lmarg = 0
    rmarg = 0
    spacing = 0
    ymax = 0
    clef = None

    def __init__(self):
        pass

    def draw(self, window, width):
        context = window.cairo_create()
        context.set_source_rgb(0, 0, 0)
        context.set_line_width(2)
        line_y = self.y + self.spacing * 2
        for i in range(5):
            x = self.lmarg
            context.move_to(x, line_y)
            context.line_to(width - self.rmarg, line_y)
            line_y += self.spacing
        self.ymax = line_y + self.spacing * 2
        context.stroke()
        self.clef.draw(window.cairo_create(), self.lmarg * 1.1, self.y,
            self.lmarg * 0.3, self.ymax - self.y - self.spacing)