Gnumed.timelinelib.canvas.drawing.drawers.minorstrip

Package Gnumed :: Package timelinelib :: Package canvas :: Package drawing :: Package drawers :: Module minorstrip |
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# Source Code for Module Gnumed.timelinelib.canvas.drawing.drawers.minorstrip

     1  # Copyright (C) 2009, 2010, 2011, 2012, 2013, 2014, 2015, 2016, 2017, 2018  Rickard Lindberg, Roger Lindberg
     2  #
     3  # This file is part of Timeline.
     4  #
     5  # Timeline is free software: you can redistribute it and/or modify
     6  # it under the terms of the GNU General Public License as published by
     7  # the Free Software Foundation, either version 3 of the License, or
     8  # (at your option) any later version.
     9  #
    10  # Timeline is distributed in the hope that it will be useful,
    11  # but WITHOUT ANY WARRANTY; without even the implied warranty of
    12  # MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
    13  # GNU General Public License for more details.
    14  #
    15  # You should have received a copy of the GNU General Public License
    16  # along with Timeline.  If not, see <http://www.gnu.org/licenses/>.
    17
    18
    19  import timelinelib.canvas.drawing.drawers.resources as resource
    20  import timelinelib.wxgui.components.font as font
    21
    22
    23 -class MinorStripDrawer:
    24
    25 -    def __init__(self, drawer):
    26          self._scene = drawer.scene
    27          self._dc = drawer.dc
    28          self._time_type = drawer.time_type
    29          self._appearance = drawer.appearance
    30          drawer.dc.SetPen(resource.get_pen('gray-dashed'))
    31
    32 -    def draw(self, label, start_time, end_time):
    33          self._draw_minor_strip_divider_line_at(end_time)
    34          self._draw_minor_strip_label(label, start_time, end_time)
    35
    36 -    def _draw_minor_strip_divider_line_at(self, end_time):
    37          x = self._scene.x_pos_for_time(end_time)
    38          self._dc.DrawLine(x, 0, x, self._scene.height)
    39
    40 -    def _draw_minor_strip_label(self, label, start_time, end_time):
    41          self._set_minor_strip_font(start_time)
    42          x = self._calc_label_x_start_pos(label, start_time, end_time)
    43          height = self._get_label_height(label)
    44          {0: self._draw_at_top,
    45           1: self._draw_at_divider,
    46           2: self._draw_at_bottom}[self._appearance.get_time_scale_pos()](label, x, height)
    47
    48 -    def _draw_at_divider(self, label, x, height):
    49          self._dc.DrawText(label, x, self._scene.divider_y - height)
    50
    51 -    def _draw_at_top(self, label, x, height):
    52          self._dc.DrawText(label, x, height + 1)
    53
    54 -    def _draw_at_bottom(self, label, x, height):
    55          self._dc.DrawText(label, x, self._scene.height - 2 * height)
    56
    57 -    def _calc_label_x_start_pos(self, label, start_time, end_time):
    58          width = self._get_label_width(label)
    59          start_x = self._scene.x_pos_for_time(start_time)
    60          end_x = self._scene.x_pos_for_time(end_time)
    61          return (start_x + end_x - width) // 2
    62
    63 -    def _get_label_width(self, label):
    64          return self._dc.GetTextExtent(label)[0]
    65
    66 -    def _get_label_height(self, label):
    67          return self._dc.GetTextExtent(label)[1]
    68
    69 -    def _set_minor_strip_font(self, start_time):
    70          if self._scene.minor_strip_is_day():
    71              bold = self._time_type.is_weekend_day(start_time)
    72              italic = self._time_type.is_special_day(start_time)
    73              font.set_minor_strip_text_font(self._appearance.get_minor_strip_font(),
    74                                             self._dc,
    75                                             force_bold=bold,
    76                                             force_normal=not bold,
    77                                             force_italic=italic,
    78                                             force_upright=not italic)
    79          else:
    80              font.set_minor_strip_text_font(self._appearance.get_minor_strip_font(), self._dc)
    81