115 lines
No EOL
4.3 KiB
Python
115 lines
No EOL
4.3 KiB
Python
from DesignEntity import DesignEntity
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from settings import hours, language
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from TextDesign import TextDesign
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from PIL import ImageDraw
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from Assets import colors, defaultfontsize
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from BoxDesign import BoxDesign
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hourbox_y_width = 1
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hour_box_fontsize = 0.75
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hoursubtext_fontsize = 0.7
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hoursubtext_height = 0.35
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event_title_fontsize = defaultfontsize
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event_title_padding = 1
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line_thickness = 1
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class HourListDesign (DesignEntity):
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"""Hours of a day are listed vertically and
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resemble a timeline."""
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def __init__ (self, size, first_hour = 0, last_hour = 23):
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super(HourListDesign, self).__init__(size)
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self.first_hour = first_hour
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self.last_hour = last_hour
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self.events = []
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def add_events (self, events):
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self.events.extend(events)
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def __finish_image__ (self):
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self.__calc_parameters__()
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self.__draw_hour_rows__()
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self.__draw_lines__()
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for event in self.events:
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self.__draw_event__(event)
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def __calc_parameters__ (self):
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self.hour_count = self.last_hour - self.first_hour + 1
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self.__row_size__ = (self.size[0], self.size[1] / self.hour_count)
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self.number_columns = 1
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def __get_hour_text__ (self, hour):
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if hour <= 12 or hours is "24":
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return str(hour)
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else:
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short = hour - 12
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return str(short) if short > 0 else "12"
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def __get_ypos_for_time__ (self, hour, minute = 0):
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return self.__get_height_for_duration__(hour, minute) - self.__get_height_for_duration__(self.first_hour)
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def __get_height_for_duration__ (self, hours, minutes = 0):
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row_height = self.__row_size__[1]
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return row_height * (hours + minutes / 60)
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def __draw_hour_rows__ (self):
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for hour in range(self.first_hour, self.last_hour + 1):
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self.__draw_row__(hour)
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def __draw_row__ (self, hour):
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subtext_height = self.__row_size__[1] * hoursubtext_height
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sub_fontsize = subtext_height * hoursubtext_fontsize
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width = hourbox_y_width * self.__row_size__[1]
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height = self.__row_size__[1] - subtext_height
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size = (width, height)
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pos = (0, self.__get_ypos_for_time__(hour))
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fontsize = size[1] * hour_box_fontsize
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txt = TextDesign(size, text=self.__get_hour_text__(hour), fontsize=fontsize, verticalalignment="bottom", horizontalalignment="center")
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txt.pos = pos
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self.draw_design(txt)
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sub = TextDesign((width, subtext_height), text=self.__get_hour_sub_text__(hour), fontsize=sub_fontsize, verticalalignment="top", horizontalalignment="center")
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sub.pos = (0, height + self.__get_ypos_for_time__(hour))
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self.draw_design(sub)
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def __draw_lines__ (self):
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for i in range(self.hour_count):
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ypos = i * self.__row_size__[1]
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line_start = (0, ypos)
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line_end = (self.size[0], ypos)
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ImageDraw.Draw(self.__image__).line([ line_start, line_end ], fill=colors["fg"], width=line_thickness)
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def __get_hour_sub_text__ (self, hour):
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if language is "de":
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return "Uhr"
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elif language is "en":
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return "AM" if hour < 12 else "PM"
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def __draw_event__ (self, event, column = 0):
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xoffset = hourbox_y_width * self.__row_size__[1]
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column_width = (self.size[0] - xoffset) / self.number_columns
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begin = event.begin_datetime
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time_ypos = self.__get_ypos_for_time__(begin.hour, begin.minute)
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hours = event.duration.total_seconds() / 3600
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time_height = self.__get_height_for_duration__(hours)
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pos = (xoffset + column_width * column, time_ypos)
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size = (column_width, time_height)
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self.__draw_event_block__(pos, size, event)
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def __draw_event_block__ (self, pos, size, event):
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box_color = colors["hl"] if event.highlight else colors["fg"]
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box = BoxDesign(size, fill = box_color)
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box.mask = False
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box.pos = pos
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self.draw_design(box)
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text = event.title
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text_color = colors["bg"]
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textbox_size = (size[0] - event_title_padding, size[1] - event_title_padding)
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txt = TextDesign(textbox_size, text = text, fontsize=event_title_fontsize, color=text_color, background_color=box_color)
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txt.pos = (pos[0] + event_title_padding, pos[1] + event_title_padding)
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self.draw_design(txt) |