72 lines
2.8 KiB
Python
72 lines
2.8 KiB
Python
"""
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* write_panel.py - Project LDA - Pen_interface
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*
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* (C) 2008 by Kristian Mueller <kristian-m@kristian-m.de>
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* All Rights Reserved
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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 along
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* with this program; if not, write to the Free Software Foundation, Inc.,
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* 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.
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"""
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COLOR_LIST = ["#0000FF", "#FF0000", "#00FF00", "#FFFF00", "#FFFFFF", "#000000"]
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DEFAULT_BG = 5 ## Black
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DEFAULT_FG = 0 ## Blue
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DEFAULT_SIZE = 4 ## Diameter 4 Pixel
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## A note is defined by its strokes a background and the line thickness.
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## Strokes of the same color and thickness are combined in a strokes_list.
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## The order of strokes will stay the same.
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class PenNote:
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def __init__(self):
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self.bg_color = DEFAULT_BG
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self.last_fg_color = 0
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self.last_line_thickness = DEFAULT_SIZE
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self.last_stroke = (0, 0)
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self.strokes_list = [] # current list of strokes from
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# the same color or thickness
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# strokes are tuples of src and dest
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self.image_list = [] # list of (color, thickness, strokes_list)
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self.image_list.append((self.last_fg_color, self.last_line_thickness,
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self.strokes_list))
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def add_stroke(self, src, dest, color, line_thickness):
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if (color != self.last_fg_color) or \
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(self.last_line_thickness != line_thickness) \
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or self.last_stroke != src:
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self.strokes_list = []
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self.strokes_list.append((src[0], src[1]))
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self.image_list.append((color, line_thickness, self.strokes_list))
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self.last_fg_color = color
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self.last_line_thickness = line_thickness
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self.strokes_list.append((dest[0], dest[1]))
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self.last_stroke = dest
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def append_point_to_stroke(self, coord):
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self.strokes_list.append(coord)
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def append_new_point(self, coord, color, thickness):
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self.strokes_list = []
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self.strokes_list.append(coord)
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self.image_list.append((color, thickness, self.strokes_list))
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self.last_fg_color = color
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self.last_line_thickness = thickness
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def clear(self):
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self.__init__()
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