class ReceiptBillPdf < Prawn::Document attr_accessor :receipt_width,:price_column_width,:p_width, :page_height, :margin, :price_width, :item_width, :header_font_size, :item_font_size,:item_height,:qty_column_width,:item_description_width def initialize(printer_settings, sale_items, sale_data, customer_name) self.p_width = 200 self.page_height = 1450 self.margin = 10 # self.price_width = self.p_width / 2 self.price_width=80 self.item_width = self.p_width - self.price_width self.item_height = self.item_height self.qty_column_width = self.p_width / 2 self.item_description_width=self.p_width - self.price_width self.receipt_width=130 @item_width = self.p_width.to_i / 2 @qty_width = @item_width.to_i / 3 @double = @qty_width * 1.3 @half_qty = @qty_width / 2 #setting page margin and width super(:margin => [self.margin, self.margin, self.margin, self.margin], :page_size => [self.p_width, self.page_height]) self.header_font_size = 10 self.item_font_size = 6 header( printer_settings.printer_name, printer_settings.name) stroke_horizontal_rule cashier_info(sale_data, customer_name) line_items(sale_items) all_total(sale_data) end def header (printer_name, name) text "#{printer_name}", :size => self.header_font_size,:align => :center move_down 5 text "#{name}", :size => self.header_font_size,:align => :center # move_down self.item_height move_down 5 stroke_horizontal_rule end def cashier_info(sale_data, customer_name) move_down 5 move_down 2 y_position = cursor bounding_box([0,y_position], :width =>self.price_width, :height => self.item_height) do text "Receipt No:", :size => self.item_font_size,:align => :left end bounding_box([self.price_width, y_position], :width =>self.receipt_width) do text "#{sale_data.receipt_no}" , :size => self.item_font_size, :align => :left end move_down 5 y_position = cursor bounding_box([0,y_position], :width =>self.price_width, :height => self.item_height) do text "Customer:", :size => self.item_font_size,:align => :left end bounding_box([self.price_width,y_position], :width =>self.price_width) do text "#{customer_name}" , :size => self.item_font_size,:align => :left end move_down 5 y_position = cursor bounding_box([0,y_position], :width =>self.price_width, :height => self.item_height) do text "Date:", :size => self.item_font_size,:align => :left end bounding_box([self.price_width,y_position], :width =>self.price_width) do text "#{sale_data.receipt_date.strftime('%Y %m %d %h:%m')}" , :size => self.item_font_size,:align => :left end # stroke_horizontal_rule move_down 5 end def line_items(sale_items) y_position = cursor qty_column_width = self.p_width * 0.2 item_description_width = self.p_width * 0.5 price_column_width = self.p_width * 0.3 stroke_horizontal_rule move_down 5 y_position = cursor pad_top(15) { # @item_width.to_i + @half_qty.to_i text_box "Items", :at =>[0,y_position], :width => @item_width.to_i - @half_qty.to_i , :height =>15, :overflow => :shrink_to_fix, :size => self.item_font_size text_box "Price", :at =>[@item_width.to_i - @half_qty.to_i,y_position], :width => @qty_width, :height =>15, :overflow => :shrink_to_fix, :size => self.item_font_size, :align => :right text_box "Qty", :at =>[@item_width.to_i-@qty_width,y_position], :width => @half_qty, :height =>15, :overflow => :shrink_to_fix, :size => self.item_font_size, :align => :right text_box "Total", :at =>[@item_width.to_i + @half_qty.to_i,y_position], :width => @double, :height =>15, :overflow => :shrink_to_fix, :size => self.item_font_size, :align => :right } move_down 5 stroke_horizontal_rule add_line_item_row(sale_items) end def add_line_item_row(sale_items) y_position = cursor move_down 5 sub_total = 0.0 sale_items.each do |item| sub_total += item.qty*item.unit_price qty = item.qty total_price = item.qty*item.unit_price price = item.unit_price product_name = item.product_name y_position = cursor pad_top(15) { # @item_width.to_i + @half_qty.to_i text_box "#{product_name}", :at =>[0,y_position], :width => @item_width.to_i - @half_qty.to_i , :height =>15, :overflow => :shrink_to_fix, :size => self.item_font_size text_box "#{price}", :at =>[@item_width.to_i - @half_qty.to_i,y_position], :width => @qty_width, :height =>15, :overflow => :shrink_to_fix, :size => self.item_font_size, :align => :right text_box "#{qty.to_i}", :at =>[@item_width.to_i-@qty_width,y_position], :width => @half_qty, :height =>15, :overflow => :shrink_to_fix, :size => self.item_font_size, :align => :right text_box "#{total_price}", :at =>[@item_width.to_i + @half_qty.to_i,y_position], :width => @double, :height =>15, :overflow => :shrink_to_fix, :size => self.item_font_size, :align => :right } move_down 3 end stroke_horizontal_rule move_down 5 y_position = cursor bounding_box([0,y_position], :width =>self.price_width, :height => self.item_height) do text "Sub Total", :size => self.item_font_size,:align => :left end bounding_box([self.price_width,y_position], :width =>self.price_width) do text "#{sub_total}" , :size => self.item_font_size,:align => :right end end def all_total(sale_data) move_down 5 y_position =cursor bounding_box([0,y_position], :width =>self.price_width, :height => self.item_height) do text "Discount", :size => self.item_font_size,:align => :left end bounding_box([self.price_width,y_position], :width =>self.price_width) do text "( " +"#{sale_data.total_discount}" +" )" , :size => self.item_font_size,:align => :right end move_down 5 y_position =cursor bounding_box([0,y_position], :width =>self.price_width, :height => self.item_height) do text "Total Tax", :size => self.item_font_size,:align => :left end bounding_box([self.price_width,y_position], :width =>self.price_width) do text "( " +"#{sale_data.total_tax}" +" )" , :size => self.item_font_size,:align => :right end move_down 5 y_position = cursor move_down 5 bounding_box([0,y_position], :width =>self.price_width, :height => self.item_height) do text "Grand Total", :size => self.item_font_size,:align => :left end bounding_box([self.price_width,y_position], :width =>self.price_width) do text "#{sale_data.grand_total}" , :size => self.item_font_size,:align => :right end move_down 5 # stroke_horizontal_rule end end