# Sketch - A Python-based interactive drawing program
# Copyright (C) 1997, 1998 by Bernhard Herzog
#
# This library is free software; you can redistribute it and/or
# modify it under the terms of the GNU Library General Public
# License as published by the Free Software Foundation; either
# version 2 of the License, or (at your option) any later version.
#
# This library 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
# Library General Public License for more details.
#
# You should have received a copy of the GNU Library General Public
# License along with this library; if not, write to the Free Software
# Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307	USA


#
# Class PageLayout
#
# This class represents the layout of one page. This includes the
# papersize, margins, etc. The papersize can be a standard paper size
# like `A4' or `legal' or some user specific format like `10cm x 10cm'.
#
# XXX: margins are not yet implemented

from papersize import Papersize
from Sketch import config

Portrait = 0
Landscape = 1

class PageLayout:

    def __init__(self, paperformat = None, width = None, height = None,
                 orientation = None):
        if width and height:
            self.width = width
            self.height = height
            self.paperformat = ''
        else:
            if paperformat is None:
                self.paperformat = config.preferences.default_paper_format
            else:
                self.paperformat = paperformat
            self.width, self.height = Papersize[self.paperformat]
        if orientation is None:
            self.orientation = config.preferences.default_page_orientation
        else:
            self.orientation = orientation
        if self.orientation not in (Portrait, Landscape):
            self.orientation = Portrait

    def Width(self):
        if self.orientation == Portrait:
            return self.width
        else:
            return self.height

    def Height(self):
        if self.orientation == Portrait:
            return self.height
        else:
            return self.width

    def Size(self):
        if self.orientation == Portrait:
            return (self.width, self.height)
        else:
            return (self.height, self.width)

    def FormatName(self):
        return self.paperformat

    def Orientation(self):
        return self.orientation


    def SaveToFile(self, file):
        file.PageLayout(self.paperformat, self.width, self.height,
                        self.orientation)
