Created
December 21, 2014 01:22
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A Simple Calendar generator. Very specific for my case - Probably going to make it more configurable one day.
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source "https://rubygems.org" | |
gem "prawn" |
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require 'rubygems' | |
require 'bundler/setup' | |
require 'prawn' | |
require 'yaml' | |
MONTHS = %w(Januar Februar März April Mai Juni Juli August September Oktober November Dezember) | |
DAYS = %w(Mo Di Mi Do Fr Sa So) | |
YEAR = 2015 | |
EXTRA_MARGIN_VERTICAL = 100 | |
EXTRA_MARGIN_HORIZONTAL = 50 | |
COLOR_NORMAL = "000000" | |
COLOR_HOLIDAY = "AA0000" | |
POS_CAL_VERTICAL = 2.5 | |
HEADLINE_SPACE = 50 | |
holidays = YAML.load_file('free_days.yml') | |
pdf = Prawn::Document.new(page_size: 'A4', bottom_margin: EXTRA_MARGIN_VERTICAL) | |
pdf.font("fonts/DejaVuSerif.ttf") | |
pdf.stroke_color = "000000" | |
def color(condition) | |
if condition | |
COLOR_HOLIDAY | |
else | |
COLOR_NORMAL | |
end | |
end | |
12.times do |month| | |
pdf.bounding_box([EXTRA_MARGIN_HORIZONTAL,pdf.bounds.height / POS_CAL_VERTICAL], width: pdf.bounds.width - (EXTRA_MARGIN_HORIZONTAL * 2), height: pdf.bounds.height / POS_CAL_VERTICAL) do | |
pdf.fill_color = "000000" | |
pdf.text(MONTHS[month], align: :center, size: 24) | |
col_width = pdf.bounds.width / 7 | |
row_height = (pdf.bounds.height - HEADLINE_SPACE) / 7 | |
pdf.bounding_box([0,pdf.bounds.height - HEADLINE_SPACE], :width => pdf.bounds.width) do | |
DAYS.each_with_index do |day, i| | |
pdf.bounding_box([i * col_width, pdf.bounds.height], :width => col_width, height: row_height) do | |
pdf.fill_color = color(i > 4) | |
pdf.text(day, align: :center, valign: :center) | |
end | |
end | |
row = 0 | |
day = Date.new(YEAR, month + 1, 1) | |
while (day.month == month+1) do | |
weekday = day.wday - 1 | |
weekday = 6 if weekday < 0 | |
if weekday == 0 && day.day > 1 | |
row += 1 | |
end | |
pdf.bounding_box([weekday * col_width, pdf.bounds.height - (row + 1) * row_height], :width => col_width, height: row_height) do | |
pdf.fill_color = color(weekday > 4 || holidays.include?(day)) | |
pdf.text(day.day.to_s, align: :center, valign: :center) | |
end | |
day += 1 | |
end | |
end | |
end | |
pdf.start_new_page if month < 11 | |
end | |
pdf.render_file('calendar.pdf') |
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