Class: PrintItem

Inherits:
Object
  • Object
show all
Includes:
ManqodCommon
Defined in:
lib/Print/PrintItem.rb

Overview

this file is part of manqod manqod is distributed under the CDDL licence the author of manqod is Dobai-Pataky Balint([email protected])

Constant Summary

Constants included from ManqodCommon

ManqodCommon::CRITICAL, ManqodCommon::DEBUG, ManqodCommon::ERROR, ManqodCommon::INFO, ManqodCommon::NORMAL, ManqodCommon::WARNING

Constants included from Eprint

Eprint::DOMAIN, Eprint::LEVEL

Instance Attribute Summary collapse

Instance Method Summary collapse

Methods included from ManqodCommon

#add_where, #admin, #admin_cache, #admin_qrow, #admin_rows, #backtrace_to_debug, #cache, #changed_ids_of_base, #client, #client_fields, #client_image_of_id, #client_qrow, #client_query, #client_rows, #eeval, #escape_string, #getBinding, #guess_base, #guess_table, #image_of_id, #lzero, #manqod_db, #measure, #myexec, #nick, #nick_id, #number_format, #qrow, #query, #reconnect_manqod_db, #rows, #run_events, #send_message, #sendmail, #set_manqod_db_uri, #set_nick

Methods included from Eprint

#ecode, #edebug, #eerror, #einfo, #enormal, #eprint, #ewarn, #gtk_set_edebug, #set_edebug, #tell_exception

Constructor Details

#initialize(pop, itemdata, cr) ⇒ PrintItem

Returns a new instance of PrintItem.



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# File 'lib/Print/PrintItem.rb', line 8

def initialize(pop,itemdata,cr)
	@pop=pop
	@type=itemdata["gtktype"]
	@x=itemdata["x"].to_f
	@y=itemdata["y"].to_f
	@txt=itemdata["txt"]
	@font=itemdata["font"]
	@width=itemdata["width"].to_f
	@height=itemdata["height"].to_f
	@page=itemdata["page_number"].to_i
	@text_alignment=itemdata["text_alignment"]
	@item_id=itemdata["id"]
	@page_shift=0
	@start_iter=nil
	@cr=cr
end

Instance Attribute Details

#cell_line_width ⇒ Object (readonly)

Returns the value of attribute cell_line_width.



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# File 'lib/Print/PrintItem.rb', line 26

def cell_line_width
  @cell_line_width
end

#column_pos ⇒ Object (readonly)

Returns the value of attribute column_pos.



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# File 'lib/Print/PrintItem.rb', line 25

def column_pos
  @column_pos
end

#column_width ⇒ Object (readonly)

Returns the value of attribute column_width.



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# File 'lib/Print/PrintItem.rb', line 25

def column_width
  @column_width
end

#cr ⇒ Object (readonly)

Returns the value of attribute cr.



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# File 'lib/Print/PrintItem.rb', line 24

def cr
  @cr
end

#draw_header_cell_borders ⇒ Object (readonly)

Returns the value of attribute draw_header_cell_borders.



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# File 'lib/Print/PrintItem.rb', line 25

def draw_header_cell_borders
  @draw_header_cell_borders
end

#fill_header_background ⇒ Object (readonly)

Returns the value of attribute fill_header_background.



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# File 'lib/Print/PrintItem.rb', line 25

def fill_header_background
  @fill_header_background
end

#font ⇒ Object (readonly)

Returns the value of attribute font.



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# File 'lib/Print/PrintItem.rb', line 24

def font
  @font
end

#header_line_width ⇒ Object (readonly)

Returns the value of attribute header_line_width.



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# File 'lib/Print/PrintItem.rb', line 25

def header_line_width
  @header_line_width
end

#height ⇒ Object (readonly)

Returns the value of attribute height.



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# File 'lib/Print/PrintItem.rb', line 24

def height
  @height
end

#list ⇒ Object (readonly)

Returns the value of attribute list.



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# File 'lib/Print/PrintItem.rb', line 26

def list
  @list
end

#next_iter ⇒ Object (readonly)

Returns the value of attribute next_iter.



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# File 'lib/Print/PrintItem.rb', line 26

def next_iter
  @next_iter
end

#page ⇒ Object (readonly)

Returns the value of attribute page.



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# File 'lib/Print/PrintItem.rb', line 24

def page
  @page
end

#print_with_gantt ⇒ Object (readonly)

Returns the value of attribute print_with_gantt.



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# File 'lib/Print/PrintItem.rb', line 26

def print_with_gantt
  @print_with_gantt
end

#row_underline ⇒ Object (readonly)

Returns the value of attribute row_underline.



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# File 'lib/Print/PrintItem.rb', line 25

def row_underline
  @row_underline
end

#sum_line_width ⇒ Object (readonly)

Returns the value of attribute sum_line_width.



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# File 'lib/Print/PrintItem.rb', line 26

def sum_line_width
  @sum_line_width
end

#text_alignment ⇒ Object (readonly)

Returns the value of attribute text_alignment.



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# File 'lib/Print/PrintItem.rb', line 24

def text_alignment
  @text_alignment
end

#txt ⇒ Object (readonly)

Returns the value of attribute txt.



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# File 'lib/Print/PrintItem.rb', line 24

def txt
  @txt
end

#type ⇒ Object (readonly)

Returns the value of attribute type.



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# File 'lib/Print/PrintItem.rb', line 24

def type
  @type
end

#width ⇒ Object (readonly)

Returns the value of attribute width.



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# File 'lib/Print/PrintItem.rb', line 24

def width
  @width
end

#x ⇒ Object (readonly)

Returns the value of attribute x.



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# File 'lib/Print/PrintItem.rb', line 24

def x
  @x
end

#y ⇒ Object (readonly)

Returns the value of attribute y.



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# File 'lib/Print/PrintItem.rb', line 24

def y
  @y
end

Instance Method Details

#draw(cr_to_draw_to) ⇒ Object 



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# File 'lib/Print/PrintItem.rb', line 28

def draw(cr_to_draw_to)
	@cr=cr_to_draw_to
	edebug("drawing item","printing","debug")
	case @type
		when "text" then
			@layout.draw(cr)
		when "line" then
			cr.move_to(x,y)
			cr.line_to(x+width,y+height)
		when "rectangle" then
			cr.rectangle(x,y,width,height)
		when "list" then
			unless @layout.nil?
				#still draw a rectangle
				cr.rectangle(x,y,width,height)
				@layout.draw(cr)
			else
				cr.set_line_width(@cell_line_width)
				list.columns.each{|col|
					if col.printable?
						cr.move_to(@column_pos[col.data],@columns_header.y + @columns_header.height + @header_line_width)
						cr.line_to(@column_pos[col.data],@sum_y) #FIXME
					end
				}
				cr.stroke
				#draw a border around the list
				cr.rectangle(x,y,width,@sum_y-y+@sum_height)
				cr.stroke
				#lay the layouts, including header
				@layouts.each{|il| il.draw(cr)}
			end
		when 'image' then
			cr.set_source_pixbuf(@pixbuf,@x,@y)
			cr.paint
		else
			edebug("unknown print item #{@type}","printing","warning")
	end
	cr.stroke
end

#extended? ⇒ Boolean

Returns:

  • (Boolean) 


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# File 'lib/Print/PrintItem.rb', line 208

def extended?
	@extended == true
end

#inspect ⇒ Object 



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# File 'lib/Print/PrintItem.rb', line 234

def inspect
	"<PrintItem: id:#{@item_id}, type:#{@type}, page:#{@page}, txt:#{@txt}>"
end

#page?(to_check) ⇒ Boolean

Returns:

  • (Boolean) 


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# File 'lib/Print/PrintItem.rb', line 205

def page?(to_check)
	@page.to_i == to_check.to_i
end

#set_height(new_height) ⇒ Object 



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# File 'lib/Print/PrintItem.rb', line 229

def set_height(new_height)
	@height=new_height
	self
end

#set_page_shift(new_page_shift) ⇒ Object 



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# File 'lib/Print/PrintItem.rb', line 211

def set_page_shift(new_page_shift)
	@page_shift=new_page_shift
	@page+=@page_shift
	self
end

#set_start_iter(new_start_iter) ⇒ Object 



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# File 'lib/Print/PrintItem.rb', line 221

def set_start_iter(new_start_iter)
	@start_iter=new_start_iter
	self
end

#set_txt(new_txt) ⇒ Object 



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# File 'lib/Print/PrintItem.rb', line 217

def set_txt(new_txt)
	@txt=new_txt
	self
end

#set_y(new_y) ⇒ Object 



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# File 'lib/Print/PrintItem.rb', line 225

def set_y(new_y)
	@y=new_y
	self
end

#to_s ⇒ Object 



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# File 'lib/Print/PrintItem.rb', line 237

def to_s
	inspect
end

#type?(to_check) ⇒ Boolean

Returns:

  • (Boolean) 


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# File 'lib/Print/PrintItem.rb', line 202

def type?(to_check)
	@type == to_check
end

#update ⇒ Object 



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# File 'lib/Print/PrintItem.rb', line 68

def update
	case @type
		when "text" then @layout=TextLayout.new(cr,@txt,@font,@width,@x,@y,@text_alignment)
		when 'image' then
			pb = if client.nil?
				DrbImages.instance.image_of_id(@txt.to_i,nil)
			else
				MyImage.new(@txt,true).pixbuf #FIXME! use the cache
			end
			@pixbuf = pb.scale(@width,@height)
		when "list" then
			list_id=@txt
			@list=@pop.caller_object.holder.notebook.moditem_by_id(list_id) unless @pop.is_test
			if @pop.is_test? or list.nil?
				#printing a rectangle insted
				@layout=TextLayout.new(cr,
					if @pop.is_test?
						"list ##{list_id} is here"
					else
						edebug("list ##{list_id} not found","printing","warning")
						"list ##{list_id} not found"
					end,
					@font,@width,@x,@y)
					else
						#building the list
						@print_sums=list.gtk_attribute("print_sums")=="true"
						@sum_font=list.gtk_attribute("sum_font") || "verdana bold 6"
						@cell_font=list.gtk_attribute("cell_font") || "verdana 6"
						@columns_header_font=list.gtk_attribute("columns_header_font") || "verdana bold 6"
						@row_spacing=(list.gtk_attribute("row_spacing") || 1.0).to_f
						@column_spacing=(list.gtk_attribute("column_spacing") || 1.0).to_f
						@draw_header_cell_borders=list.gtk_attribute("draw_header_cell_borders")=="true"
						@fill_header_background=list.gtk_attribute("fill_header_background")=="true"
						@header_line_width=(list.gtk_attribute("header_line_width") || 0.5).to_f
						@draw_header_line=list.gtk_attribute("draw_header_line") == "true"
						@cell_line_width=(list.gtk_attribute("cell_line_width") || 0.1).to_f
						@sum_line_width=(list.gtk_attribute("sum_line_width") || 0.3).to_f
						@print_title=list.gtk_attribute("print_title")=="true"
						@row_underline=(list.gtk_attribute("row_underline") || 0.0).to_f
						@print_with_gantt=(list.gtk_attribute("print_with_gantt") || "false") == "true"
						
						@layouts=Array.new
						@current_height=y
						if @print_title
							title_layout=TextLayout.new(cr,"#{list.title}",@font,@width,@x,@current_height,'center')
							@layouts.push(title_layout)
							@current_height+=title_layout.height
						end
						

						columns_width_sum=0.0
						col_cnt=0
						list.columns.each{|col| 
							if col.printable?
								columns_width_sum+=col.width.to_f 
								col_cnt+=1
							end
						} #summ the width of all columns
						
						eerror("no printable columns for #{list}") if columns_width_sum==0
						coef=(width-col_cnt*@column_spacing)/columns_width_sum
						edebug("colums width sum: #{columns_width_sum}","printing","debug")

						#@column_width will store the column positions on the context
						@column_width=Hash.new
						@column_pos=Hash.new #column positions
						@sums=Hash.new #cell value sums are calculated here
						col_cur_x=@x
						list.columns.each{|col|
							if col.printable?
								@column_pos[col.data]=col_cur_x
								@column_width[col.data]=col.width.to_f*coef
								col_cur_x+=@column_width[col.data]+@column_spacing
								@sums[col.colnum]=0 if col.header['type']=="gtk_int" or col.header['type']=="gtk_float"
							end
						}
						
						@columns_header=ColumnsHeaderLayout.new(self,cr,list.columns,@columns_header_font).set_y(@current_height)
						@layouts.push(@columns_header)
						@current_height += @columns_header.height + @header_line_width + @row_spacing

						@sum_y=@y+height #max y for iters, when less rows than designed, we'll have the footer @ design position
						
						@sum_height=if @print_sums then @columns_header.height else 0 end #FIXME: calculating with header_height for sum_height
						@sum_y-=@sum_height
						
						iter=@start_iter
						while true
							if iter.nil?
								iter=list.list_model.sorter.iter_first
							else 
								prev_iter=iter.clone
								iter=nil if !iter.next!
							end
							while !iter.nil? and not (iter[list.list_model.column_of_child_key].to_i == @pop.myrows[@pop.current_row][list.list_model.key_parent].to_i or (!list.list_model.column_of_child_key2.nil? and iter[list.list_model.column_of_child_key2].to_i == @pop.myrows[@pop.current_row][list.list_model.key_parent2].to_i)) do
								iter=nil if !iter.next!
							end
							if iter.nil?
								break
							else
								il=IterLayout.new(cr,iter,list.columns, self,@cell_font)

								#extend the sublist till the bottom of page
								if @current_height + il.row_height > @sum_y and !@extended
									@sum_y=@pop.paper_height - @sum_height
									@extended=true
									edebug("forcing page_shift for list #{list}","printing","info")
								end
								if @current_height + il.row_height > @pop.paper_height - @sum_height
									#no more space
									page_full=true
									@next_iter=prev_iter
									edebug("breaking list #{list} to the next page","printing","info")
									break
								end
								il.set_y(@current_height).set_row_spacing(@row_spacing)
								@current_height+=il.row_height+2*@row_spacing
								@layouts.push(il)
								edebug("row :#{il.inspect}","printing")
								@sums.each_key{|key| @sums[key]=@sums[key]+iter[key].to_f}
							end
						end
						
						if @print_sums
							il=IterLayout.new(cr,@sums,list.columns, self,@sum_font).set_y(@sum_y).set_line_above(@print_sums)
							@layouts.push(il)
						end
						
					end

	end
	
	self
end