Class: Prawn::SVG::Elements::Circle

Inherits:
Base
  • Object
show all
Defined in:
lib/prawn/svg/elements/circle.rb

Constant Summary collapse

USE_NEW_CIRCLE_CALL = 
Prawn::Document.instance_methods.include?(:circle)

Constants inherited from Base

Base::COMMA_WSP_REGEXP, Base::MissingAttributesError, Base::PAINT_TYPES, Base::SVG_NAMESPACE, Base::SkipElementError, Base::SkipElementQuietly

Constants included from Attributes::Stroke

Attributes::Stroke::CAP_STYLE_TRANSLATIONS, Attributes::Stroke::JOIN_STYLE_TRANSLATIONS

Instance Attribute Summary

Attributes inherited from Base

#attributes, #base_calls, #calls, #document, #parent_calls, #properties, #source, #state

Instance Method Summary collapse

Methods inherited from Base

#initialize, #name, #parse_and_apply, #process

Methods included from TransformParser

#parse_transform_attribute

Methods included from PDFMatrix

#load_matrix, #matrix_for_pdf, #rotation_matrix, #scale_matrix, #translation_matrix

Methods included from Attributes::Space

#parse_xml_space_attribute

Methods included from Attributes::Stroke

#parse_stroke_attributes_and_call

Methods included from Attributes::ClipPath

#parse_clip_path_attribute_and_call

Methods included from Attributes::Opacity

#parse_opacity_attributes_and_call

Methods included from Attributes::Transform

#parse_transform_attribute_and_call

Constructor Details

This class inherits a constructor from Prawn::SVG::Elements::Base

Instance Method Details

#apply ⇒ Object 



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# File 'lib/prawn/svg/elements/circle.rb', line 14

def apply
  if USE_NEW_CIRCLE_CALL
    add_call 'circle', [@x, @y], @r
  else
    add_call 'circle_at', [@x, @y], radius: @r
  end
end

#bounding_box ⇒ Object 



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# File 'lib/prawn/svg/elements/circle.rb', line 22

def bounding_box
  [@x - @r, @y + @r, @x + @r, @y - @r]
end

#parse ⇒ Object 



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# File 'lib/prawn/svg/elements/circle.rb', line 4

def parse
  require_attributes 'r'

  @x = x(attributes['cx'] || '0')
  @y = y(attributes['cy'] || '0')
  @r = pixels(attributes['r'])

  require_positive_value @r
end