Class: IterLayout

Inherits:
Object
  • Object
show all
Includes:
ManqodCommon
Defined in:
lib/ListHolder/EditableList/ListPrintOperation/IterLayout.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(cr, iter, columns, pop, font) ⇒ IterLayout

Returns a new instance of IterLayout.



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# File 'lib/ListHolder/EditableList/ListPrintOperation/IterLayout.rb', line 7

def initialize(cr,iter,columns,pop,font)
  @row_height=0
  @page=0
  @y=0
  @pop=pop
  @iter=iter.clone
  @cell_layouts=Hash.new
  @insptext=""
  @cr=cr
  @crlw=0
  @gr=nil
  #create the layouts for the cells, and find out the highest cell
  columns.each{|col| 
    if col.printable?
      text_cell = cr.create_pango_layout
      text_cell.set_font_description(Pango::FontDescription.new(font)).set_width((pop.column_width[col.data]-@pop.cell_line_width)*Pango::SCALE)
      text_cell.set_alignment(col.pango_layout_alignment)
      text_cell.set_wrap(Pango::Layout::WRAP_WORD_CHAR).set_ellipsize(Pango::Layout::ELLIPSIZE_NONE)
      text_to_display=case col.header["type"]
        when "gtk_ordering" then col.path_format(@iter) unless iter.nil?
        when "gtk_duration" then (@iter[col.colnum] || 0).to_i.strftime(col.duration_format)
        when "gtk_timestamp" then Time.at(@iter[col.colnum] || 0).strftime(col.timestamp_format)
        when "gtk_const_text" then col.renderer.get_display(@iter[col.colnum].to_s)
        when "gtk_const_combo","gtk_combo" then col.renderer.get_text_from_value(@iter[col.colnum].to_s)
        else
        case col.data_type.to_s
            when "Bignum","Integer","Float" then number_format(@iter[col.colnum],col.decimals_attribute)
            else @iter[col.colnum].to_s
        end
      end
      text_cell.set_text(text_to_display.to_s)
      text_height = text_cell.size[1] / Pango::SCALE
      @row_height = text_height+@pop.cell_line_width+@pop.row_underline if @row_height < text_height+@pop.cell_line_width+@pop.row_underline
      cell_layouts[col.data] = text_cell
      @insptext+="#{col.data_type}:#{text_cell.text}\t"
    end
  }
    if pop.print_with_gantt
     @gantt=pop.list.holder.gantt.gantt
     @gr=@gantt.rectangle_by_id?(@iter[@pop.list.list_model.column_of_id])
     min_x=pop.column_pos[:gantt]
    end
    if @gr
    gres=(@gantt.max_time-@gantt.min_time).to_f/pop.column_width[:gantt].to_f
    @gr.px1=min_x+(@gr.start-@gantt.min_time)/gres
    @gr.pwidth=@gr.dur/gres
    @gr.pheight=height
    @gr.py1=@y
  end
end

Instance Attribute Details

#cell_layouts ⇒ Object (readonly)

Returns the value of attribute cell_layouts.



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# File 'lib/ListHolder/EditableList/ListPrintOperation/IterLayout.rb', line 57

def cell_layouts
  @cell_layouts
end

#page ⇒ Object (readonly)

Returns the value of attribute page.



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# File 'lib/ListHolder/EditableList/ListPrintOperation/IterLayout.rb', line 57

def page
  @page
end

#pop ⇒ Object (readonly)

Returns the value of attribute pop.



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# File 'lib/ListHolder/EditableList/ListPrintOperation/IterLayout.rb', line 57

def pop
  @pop
end

#row_height ⇒ Object (readonly)

Returns the value of attribute row_height.



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# File 'lib/ListHolder/EditableList/ListPrintOperation/IterLayout.rb', line 57

def row_height
  @row_height
end

#y ⇒ Object (readonly)

Returns the value of attribute y.



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# File 'lib/ListHolder/EditableList/ListPrintOperation/IterLayout.rb', line 57

def y
  @y
end

Instance Method Details

#draw(cr) ⇒ Object 



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# File 'lib/ListHolder/EditableList/ListPrintOperation/IterLayout.rb', line 79

def draw(cr)
  min_x=60000
  max_x=0
  cr.set_line_width(1).set_source_rgb(0,0,0).set_dash(100000).set_line_cap(Cairo::LineCap::ROUND)
  cell_layouts.each_pair{|key,layout|
    min_x=pop.column_pos[key] if min_x>pop.column_pos[key]
    max_x=pop.column_pos[key]+pop.column_width[key] if max_x<pop.column_pos[key]+pop.column_width[key]
    cr.move_to(pop.column_pos[key]+@pop.cell_line_width,y+@crlw*3+@pop.cell_line_width)
    cr.show_pango_layout(layout)
     cr.stroke
    }
    if @gr
    if @gr.has_child? then
      #draw a parent
      cr.set_line_width(1).set_source_rgba(0.1,0.1,0.1,0.9).set_dash(100000)
      cr.move_to(@gr.px1,@gr.py2).line_to(@gr.px1,@gr.py).line_to(@gr.px2,@gr.py).line_to(@gr.px2,@gr.py2)
    else
      #fill rectangle
      cr.set_line_width(0.3).set_dash(100000).set_source_rgba(0.1,0.1,0.1,0.04)
      cr.rounded_rectangle(@gr.px1,@gr.py1+1,@gr.pwidth,@gr.pheight-2,2)
      cr.fill
      cr.stroke
      #draw rectangle
      cr.set_source_rgba(0.1,0.1,0.9,0.7)
      cr.rounded_rectangle(@gr.px1,@gr.py1+1,@gr.pwidth,@gr.pheight-2,2)
      cr.stroke
      max_x=@gr.px2 if max_x<@gr.px2
    end
    cr.stroke
    #successors arrow
    @gr.successors.each_value{|pred|
      if pred && pred.px1
        cr.set_line_width(0.3).set_source_rgba(0.1,0.1,0.9,0.7).set_dash(100000)
        xx1=[@gr.px1+10,@gr.px2].min
        yy4=if @gr.py<pred.py1 then pred.py1-1 else pred.py2+1 end
        yya=if @gr.py<pred.py then -2 else 2 end
        cr.move_to(xx1,@gr.py)
        cr.curve_to(pred.px,@gr.py,pred.px,@gr.py,pred.px,yy4)
        #arrow
        cr.move_to(pred.px,yy4).rel_line_to(-2,yya)
        cr.move_to(pred.px,yy4).rel_line_to(2,yya)
        cr.stroke
      end
    }
    #start text
    cr.set_source_rgba(0,0,0,0.9)
    scell = cr.create_pango_layout.
       set_font_description(Pango::FontDescription.new(pop.gantt_cell_font)).
       set_text(@gr.fstart)
     sheight = scell.size[1] / Pango::SCALE
     swidth = scell.size[0] / Pango::SCALE
     if @gr.px1-(swidth+2) > pop.column_pos[:gantt]
      cr.move_to(@gr.px1-(swidth+2),@gr.py-sheight/2)
      cr.show_pango_layout(scell)
      cr.stroke
    end
    #finish text
    fcell = cr.create_pango_layout.
       set_font_description(Pango::FontDescription.new(pop.gantt_cell_font)).
       set_text(@gr.ffinish)
     fheight = scell.size[1] / Pango::SCALE
     fwidth = scell.size[0] / Pango::SCALE
     if @gr.px2+(fwidth+2) < pop.column_pos[:gantt] + pop.column_width[:gantt]
      cr.move_to(@gr.px2+2,@gr.py-sheight/2)
      cr.show_pango_layout(fcell)
      cr.stroke
    end
  end

  cr.set_source_rgba(0.1,0.1,0.1,0.7).set_dash(100000)
  if @line_above
    cr.set_line_width(@pop.sum_line_width)
    cr.move_to(min_x,y+@crlw)
    cr.line_to(max_x,y+@crlw)
     cr.stroke
  end
  if @pop.row_underline>0
    cr.set_line_width(@pop.row_underline)
    cr.move_to(min_x,y+@row_height)
    cr.line_to(max_x,y+@row_height)
     cr.stroke
  end
end

#height ⇒ Object 



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# File 'lib/ListHolder/EditableList/ListPrintOperation/IterLayout.rb', line 67

def height
  @row_height
end

#inspect ⇒ Object 



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# File 'lib/ListHolder/EditableList/ListPrintOperation/IterLayout.rb', line 163

def inspect
  @insptext+"\theight=#{height}\ty=#{y}\tpage=#{page}"
end

#set_line_above(line_above) ⇒ Object 



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# File 'lib/ListHolder/EditableList/ListPrintOperation/IterLayout.rb', line 59

def set_line_above(line_above)
  if @line_above=line_above
    @crlw=@pop.sum_line_width
    @row_height=@row_height+@crlw*3
  end
  self
end

#set_page(page) ⇒ Object 



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# File 'lib/ListHolder/EditableList/ListPrintOperation/IterLayout.rb', line 75

def set_page(page)
  @page=page
end

#set_y(newY) ⇒ Object 



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# File 'lib/ListHolder/EditableList/ListPrintOperation/IterLayout.rb', line 70

def set_y(newY)
  @y=newY
  @gr.py1=@y if @gr
  self
end