108 lines
3.4 KiB
Python
108 lines
3.4 KiB
Python
#
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# Gramps - a GTK+/GNOME based genealogy program
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#
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# Copyright (C) 2000-2007 Donald N. Allingham
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# Copyright (C) 2002 Gary Shao
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# Copyright (C) 2007 Brian G. Matherly
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# Copyright (C) 2009 Benny Malengier
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# Copyright (C) 2009 Gary Burton
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#
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# This program is free software; you can redistribute it and/or modify
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# it under the terms of the GNU General Public License as published by
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# the Free Software Foundation; either version 2 of the License, or
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# (at your option) any later version.
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#
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# This program is distributed in the hope that it will be useful,
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# but WITHOUT ANY WARRANTY; without even the implied warranty of
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# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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# GNU General Public License for more details.
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#
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# You should have received a copy of the GNU General Public License
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# along with this program; if not, write to the Free Software
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# Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
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#
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# $Id: basedoc.py 12591 2009-05-29 22:25:44Z bmcage $
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#-------------------------------------------------------------------------
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#
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# standard python modules
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#
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#-------------------------------------------------------------------------
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#-------------------------------------------------------------------------
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#
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# GRAMPS modules
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#
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#-------------------------------------------------------------------------
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import fontscale
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#-------------------------------------------------------------------------
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#
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# set up logging
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#
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#-------------------------------------------------------------------------
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import logging
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log = logging.getLogger(".drawdoc")
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#------------------------------------------------------------------------
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#
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# DrawDoc
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#
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#------------------------------------------------------------------------
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class DrawDoc(object):
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"""
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Abstract Interface for graphical document generators. Output formats
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for graphical reports must implement this interface to be used by the
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report system.
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"""
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def start_page(self):
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raise NotImplementedError
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def end_page(self):
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raise NotImplementedError
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def get_usable_width(self):
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"""
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Return the width of the text area in centimeters. The value is
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the page width less the margins.
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"""
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width = self.paper.get_size().get_width()
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right = self.paper.get_right_margin()
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left = self.paper.get_left_margin()
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return width - (right + left)
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def get_usable_height(self):
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"""
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Return the height of the text area in centimeters. The value is
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the page height less the margins.
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"""
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height = self.paper.get_size().get_height()
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top = self.paper.get_top_margin()
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bottom = self.paper.get_bottom_margin()
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return height - (top + bottom)
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def string_width(self, fontstyle, text):
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"Determine the width need for text in given font"
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return fontscale.string_width(fontstyle, text)
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def draw_path(self, style, path):
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raise NotImplementedError
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def draw_box(self, style, text, x, y, w, h):
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raise NotImplementedError
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def draw_text(self, style, text, x1, y1):
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raise NotImplementedError
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def center_text(self, style, text, x1, y1):
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raise NotImplementedError
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def rotate_text(self, style, text, x, y, angle):
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raise NotImplementedError
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def draw_line(self, style, x1, y1, x2, y2):
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raise NotImplementedError
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