Class: Prosereflect::Image

Inherits:
Node
  • Object
show all
Defined in:
lib/prosereflect/image.rb

Overview

Image class represents a ProseMirror image node. It handles image attributes like src, alt, title, dimensions, etc.

Constant Summary collapse

PM_TYPE = 
"image"

Class Method Summary collapse

Instance Method Summary collapse

Methods inherited from Node

#copy, #cut, #descendants, #eq?, #find_all, #find_children, #find_first, #marks, #marks=, #node, #node_size, #nodes_between, #parse_content, #process_attrs_data, #raw_marks, #resolve, #text?, #text_content, #to_yaml

Constructor Details

#initialize(attributes = {}) ⇒ Image

Returns a new instance of Image.



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# File 'lib/prosereflect/image.rb', line 24

def initialize(attributes = {})
  # Images don't have content, they're self-contained
  attributes[:content] = []

  # Extract attributes from the attrs hash if provided
  if attributes[:attrs]
    @src = attributes[:attrs]["src"]
    @alt = attributes[:attrs]["alt"]
    @title = attributes[:attrs]["title"]
    @width = attributes[:attrs]["width"]
    @height = attributes[:attrs]["height"]
  end

  super
end

Class Method Details

.create(attrs = nil) ⇒ Object 



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# File 'lib/prosereflect/image.rb', line 40

def self.create(attrs = nil)
  new(attrs: attrs)
end

Instance Method Details

#add_child ⇒ Object

Override content-related methods since images don’t have content

Raises:

  • (NotImplementedError) 


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# File 'lib/prosereflect/image.rb', line 107

def add_child(*)
  raise NotImplementedError, "Image nodes cannot have children"
end

#alt ⇒ Object 



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# File 'lib/prosereflect/image.rb', line 119

def alt
  @alt || attrs&.[]("alt")
end

#alt=(alt_text) ⇒ Object

Update the alt text



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# File 'lib/prosereflect/image.rb', line 52

def alt=(alt_text)
  @alt = alt_text
  self.attrs ||= {}
  attrs["alt"] = alt_text
end

#content ⇒ Object 



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# File 'lib/prosereflect/image.rb', line 111

def content
  []
end

#dimensions=(dimensions) ⇒ Object

Update dimensions (width and height)



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# File 'lib/prosereflect/image.rb', line 80

def dimensions=(dimensions)
  width, height = dimensions
  self.width = width if width
  self.height = height if height
end

#height ⇒ Object 



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# File 'lib/prosereflect/image.rb', line 131

def height
  @height || attrs&.[]("height")
end

#height=(value) ⇒ Object

Update the height



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# File 'lib/prosereflect/image.rb', line 73

def height=(value)
  @height = value
  self.attrs ||= {}
  attrs["height"] = value
end

#image_attributes ⇒ Object

Get image attributes as a hash



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# File 'lib/prosereflect/image.rb', line 87

def image_attributes
  {
    src: src,
    alt: alt,
    title: title,
    width: width,
    height: height,
  }.compact
end

#src ⇒ Object 



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# File 'lib/prosereflect/image.rb', line 115

def src
  @src || attrs&.[]("src")
end

#src=(src_url) ⇒ Object

Update the image source URL



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# File 'lib/prosereflect/image.rb', line 45

def src=(src_url)
  @src = src_url
  self.attrs ||= {}
  attrs["src"] = src_url
end

#title ⇒ Object 



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# File 'lib/prosereflect/image.rb', line 123

def title
  @title || attrs&.[]("title")
end

#title=(title_text) ⇒ Object

Update the title (tooltip)



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# File 'lib/prosereflect/image.rb', line 59

def title=(title_text)
  @title = title_text
  self.attrs ||= {}
  attrs["title"] = title_text
end

#to_h ⇒ Object 



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# File 'lib/prosereflect/image.rb', line 97

def to_h
  hash = super
  if hash["attrs"]
    %w[title width height].each { |k| hash["attrs"].delete(k) if hash["attrs"][k].nil? }
    hash.delete("attrs") if hash["attrs"].empty?
  end
  hash
end

#width ⇒ Object 



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# File 'lib/prosereflect/image.rb', line 127

def width
  @width || attrs&.[]("width")
end

#width=(value) ⇒ Object

Update the width



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# File 'lib/prosereflect/image.rb', line 66

def width=(value)
  @width = value
  self.attrs ||= {}
  attrs["width"] = value
end