Add Order item & summary customise font pdf

app/pdf/order_item_customise_pdf.rb

@@ -0,0 +1,145 @@
+class OrderItemCustomisePdf < Prawn::Document
+  include ActionView::Helpers::NumberHelper
+  attr_accessor :label_width,:price_column_width,:page_width, :page_height, :margin, :price_width, :item_width, :header_font_size, :item_font_size,:order_no_font_size,:item_height,:qty_width,:total_width,:item_description_width
+  def initialize(print_settings,order_item, print_status, options, alt_name, before_updated_qty)
+    self.page_width = print_settings.page_width
+    self.page_height = print_settings.page_height
+    self.header_font_size = print_settings.header_font_size.to_i
+    self.item_font_size = print_settings.item_font_size.to_i
+    self.order_no_font_size = 8
+    self.margin = 0
+    self.price_width = 40 # No Need for item
+    self.qty_width = 40
+    self.total_width = 40  # No Need for item
+    self.item_width = self.page_width - (self.qty_width - self.margin)
+    self.item_height = 15   
+    self.item_description_width = self.page_width - (self.price_width + self.qty_width + self.total_width)
+    self.label_width=90   
+
+    super(:margin => [print_settings.heading_space, self.margin, self.margin, self.margin], :page_size => [self.page_width, self.page_height])
+    # super(:margin => [10, 5, 30, 5], :page_size => [200,400])
+
+    # db font setup
+    if print_settings.font != ""
+        font_families.update("#{print_settings.font}" => {
+            :normal => "public/fonts/#{print_settings.font}.ttf",
+            :italic => "public/fonts/#{print_settings.font}.ttf",
+            :bold => "public/fonts/#{print_settings.font}.ttf",
+            :bold_italic => "public/fonts/#{print_settings.font}.ttf"
+        })
+
+        font "#{print_settings.font}"
+        fallback_fonts ["Courier", "Helvetica", "Times-Roman"]      
+    end
+     # font "public/fonts/Zawgyi-One.ttf"
+     # font "public/fonts/padauk.ttf"  
+     #font "public/fonts/Chinese.ttf"     
+    if !order_item.dining.nil?
+      text "#{ order_item.type + '-' + order_item.dining + print_status }", :size => self.header_font_size,:align => :center, :left_margin => -20
+    else
+      text "#{ print_status }", :size => self.header_font_size,:align => :center, :left_margin => -20
+    end
+    
+    stroke_horizontal_rule
+    move_down 3
+
+    #order_info
+    order_info(order_item.order_id, order_item.order_by,order_item.order_at)
+
+    # order items
+    order_items(order_item, options, alt_name, print_settings.precision, before_updated_qty)
+  end
+
+  # Write Order Information to PDF
+  def order_info(order_no, order_by, order_at)  
+    y_position = cursor
+    bounding_box([0,y_position], :width => self.item_width, :height => self.item_height) do
+        text "OrderNo: #{order_no} ", :size => self.order_no_font_size,:align => :left    
+    end
+
+    move_down 1
+    y_position = cursor
+    bounding_box([0,y_position], :width => self.item_width, :height => self.item_height) do
+        text "OrderBy: #{order_by} ", :size => self.order_no_font_size,:align => :left    
+    end
+
+    move_down 1
+    y_position = cursor
+    bounding_box([0,y_position], :width => self.item_width, :height => self.item_height) do
+        text "Date: #{order_at.utc.getlocal.strftime("%Y-%m-%d %I:%M %p")}", :size => self.order_no_font_size,:align => :left    
+    end
+
+    stroke_horizontal_rule
+
+    move_down 10
+  end
+
+  # Write Order items to PDF
+  def order_items(order_item, options, alt_name, precision, before_updated_qty)
+    y_position = cursor
+
+    #Add Order Item    
+    add_order_items(order_item, options, alt_name, precision)
+
+    dash(1, :space => 1, :phase => 1)
+    stroke_horizontal_line 0, (self.page_width - self.margin)
+    add_updated_qty_text(before_updated_qty, order_item.qty, precision)
+    move_down 5
+  end
+
+  # Add order items under order info
+  def add_order_items(order_item, options, alt_name, precision)
+    y_position = cursor
+
+    move_down 5
+
+    bounding_box([0,y_position], :width => self.item_width) do
+        text "#{order_item.item_code} - #{order_item.item_name}", :size => self.item_font_size,:align => :left
+    end
+
+    bounding_box([self.item_width,y_position], :width => self.qty_width) do
+        text "[#{number_with_precision(order_item.qty.to_i, :precision => precision.to_i)}]", :size => self.item_font_size,:align => :left
+    end
+
+    bounding_box([0,y_position], :width => self.item_width) do
+      text "#{order_item.item_code} - #{order_item.item_name}", :size => self.item_font_size,:align => :left
+
+    end
+
+    if alt_name
+        if order_item.alt_name
+            move_down 4
+            font("public/fonts/NotoSansCJKtc-Regular.ttf") do
+                text "(#{order_item.alt_name})", :size => self.item_font_size,:align => :left, :inline_format => true
+            end
+        end
+    end
+
+    if !options.empty?
+        move_down 5
+
+        # add option
+        y_position = cursor
+        bounding_box([0,y_position], :width => self.item_width, :height => self.item_height) do
+            text "#{options}", :size => self.item_font_size,:align => :left
+        end
+    end
+
+    move_down 5
+
+  end
+
+  #add updated qty text
+  def add_updated_qty_text(before_updated_qty, updated_qty, precision)
+    if before_updated_qty.to_i > 0 && !before_updated_qty.nil?
+        move_down 5
+
+        # add option
+        y_position = cursor
+        bounding_box([0,y_position], :width => self.item_width, :height => self.item_height) do
+            text "* Change quantity [#{number_with_precision(before_updated_qty.to_i, :precision => precision.to_i)}] to [#{number_with_precision(updated_qty.to_i, :precision => precision.to_i)}]", :size => self.item_font_size,:align => :left
+        end
+    end
+  end
+
+end