Class: PDF::Writer::Object::Annotation

### Home Classes Methods

### In Files

- lib/pdf/writer/object/annotation.rb

### Parent

PDF::Writer::Object

### Methods

- ::new
- #to_s

### Files

- ChangeLog

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# PDF::Writer::Object::Annotation

An annotation object, this will add an annotation to the current page. initially will support just link annotations.

### Constants

TYPES

### Attributes

action[RW]
rect[RW]
type[RW]

### Public Class Methods

new(parent, type, rect, label) click to toggle source

    # File lib/pdf/writer/object/annotation.rb, line 16
    def initialize(parent, type, rect, label)
      super(parent)

      @type = type
      @rect = rect

      case @type
      when :link
        @action = PDF::Writer::Object::Action.new(parent, label)
      when :ilink
        @action = PDF::Writer::Object::Action.new(parent, label, type)
      end
      parent.current_page.add_annotation(self)
    end

### Public Instance Methods

to_s() click to toggle source

    # File lib/pdf/writer/object/annotation.rb, line 35
    def to_s
      res = "\n#{@oid} 0 obj\n<< /Type /Annot"
      res << "\n/Subtype /Link" if TYPES.include?(@type)
      res << "\n/A #{@action.oid} 0 R\n/Border [0 0 0]\n/H /I\n/Rect ["
      @rect.each { |v| res << "%.4f " % v }
      res << "]\n>>\nendobj"
    end

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