Class: PREP::Core::Rectangle

Inherits:
Drawable show all
Defined in:
lib/core/rectangle.rb

Overview

矩形描画構成要素クラス

Direct Known Subclasses

ArcRectangle

Constant Summary collapse

STYLES = 
{
  :solid => "solid",
}
FILL_PATTERNS = 
{
  :flat => "flat",
}
@@default_values = 
{
  :line_color      => { :red => 0, :green => 0, :blue => 0 },
  :line_width      => 1,
  :line_style      => STYLES[:solid],
  :fill_pattern    => FILL_PATTERNS[:flat],
  :fill_color      => { :red => 1, :green => 1, :blue => 1 },
  :layer           => 1,
  :expand          => false,
  :control_visible => false,
}

Instance Attribute Summary collapse

Attributes inherited from Drawable

#identifier, #layer

Instance Method Summary collapse

Methods inherited from Drawable

#<=>, #calculate_pos, #key_string_to_symbol, #rewind_current_page, #visible?

Constructor Details

#initialize(identifier, values = { }) ⇒ Rectangle

Returns a new instance of Rectangle.



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# File 'lib/core/rectangle.rb', line 37

def initialize(identifier, values = { })
  values = @@default_values.merge(key_string_to_symbol(values))
  super(identifier, values[:layer])

  @region = Region.new(values[:region][:x].mm2pixcel,
                       values[:region][:y].mm2pixcel,
                       values[:region][:width].mm2pixcel,
                       values[:region][:height].mm2pixcel)
  @line_color = Color.new(values[:line_color][:red],
                          values[:line_color][:green],
                          values[:line_color][:blue])
  self.line_style = values[:line_style]
  self.fill_pattern = values[:fill_pattern]
  @fill_color = Color.new(values[:fill_color][:red],
                          values[:fill_color][:green],
                          values[:fill_color][:blue])
  self.line_width = values[:line_width]
  @expand = values[:expand]
  @control_visible = values[:control_visible]
end

Instance Attribute Details

#expand ⇒ Object (readonly)

Returns the value of attribute expand.



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# File 'lib/core/rectangle.rb', line 35

def expand
  @expand
end

#fill_color ⇒ Object (readonly)

Returns the value of attribute fill_color.



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# File 'lib/core/rectangle.rb', line 35

def fill_color
  @fill_color
end

#fill_pattern ⇒ Object

Returns the value of attribute fill_pattern.



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# File 'lib/core/rectangle.rb', line 35

def fill_pattern
  @fill_pattern
end

#line_color ⇒ Object (readonly)

Returns the value of attribute line_color.



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# File 'lib/core/rectangle.rb', line 35

def line_color
  @line_color
end

#line_style ⇒ Object

Returns the value of attribute line_style.



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# File 'lib/core/rectangle.rb', line 35

def line_style
  @line_style
end

#line_width ⇒ Object

Returns the value of attribute line_width.



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# File 'lib/core/rectangle.rb', line 35

def line_width
  @line_width
end

#region ⇒ Object (readonly)

Returns the value of attribute region.



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# File 'lib/core/rectangle.rb', line 35

def region
  @region
end

Instance Method Details

#calculate_region(prep, region, value, stop_on_drawable = nil) ⇒ Object 



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# File 'lib/core/rectangle.rb', line 90

def calculate_region(prep, region, value, stop_on_drawable = nil)
  if self === stop_on_drawable
    raise ReRenderJump.new(region)
  end
  puts "Calculate region for #{self.class}: #{self.identifier} region: #{region}" if ENV["DEBUG"]
  ret_region = Region.new(0, 0,
                          region.width - (@region.x + @region.width),
                          region.height - (@region.y + @region.height))
  return @region.x + @region.width, @region.y + @region.height
end

#draw(prep, region, values, stop_on_drawable = nil) ⇒ Object

矩形の描画



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# File 'lib/core/rectangle.rb', line 102

def draw(prep, region, values, stop_on_drawable = nil)
  if self === stop_on_drawable
    raise ReRenderJump.new(region)
  end
  STDERR.puts("Draw on #{self.class} #{self.identifier}") if ENV['DEBUG']
  # 領域判定
  calculate_region(prep, region, values)

  if visible?(values)
    prep.current_page.set_line_width(@line_width.to_f)
    unless @line_color.white?
      prep.current_page.set_rgb_stroke(@line_color.red.to_f,
                                       @line_color.green.to_f,
                                       @line_color.blue.to_f)
    end
    unless @fill_color.white?
      prep.current_page.set_rgb_fill(@fill_color.red.to_f,
                                     @fill_color.green.to_f,
                                     @fill_color.blue.to_f)
    end
  end

  region_backup = @region.dup
  if @expand_region
    @region = @expand_region.dup
    @expand_region = nil
  end
  pos_x, pos_y = calculate_pos(prep.current_page, region, @region.x, @region.y)

  if visible?(values)
    prep.current_page.rectangle(pos_x, pos_y - @region.height, @region.width, @region.height)
    fill_and_or_stroke(prep)
  end

  @region = region_backup
  prep.current_page.drawed = true
end

#expand_region(setting) ⇒ Object 



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# File 'lib/core/rectangle.rb', line 58

def expand_region(setting)
  @expand_region = @region.dup
  @expand_region.width = setting[:width] if setting[:width]
  @expand_region.height = setting[:height] if setting[:height]
end