Class: Scarpe::WebviewImage

Inherits:
WebviewWidget show all
Includes:
Components::Base64
Defined in:
lib/scarpe/wv/image.rb

Constant Summary

Constants included from Shoes::Log

Shoes::Log::DEFAULT_COMPONENT, Shoes::Log::DEFAULT_DEBUG_LOG_CONFIG, Shoes::Log::DEFAULT_LOG_CONFIG

Instance Attribute Summary

Attributes inherited from WebviewWidget

#children, #parent, #shoes_linkable_id

Attributes inherited from Shoes::Linkable

#linkable_id

Instance Method Summary collapse

Methods inherited from WebviewWidget

#add_child, #bind, #destroy_self, display_class_for, #handler_js_code, #html_element, #html_id, #inspect, #needs_update!, #promise_update, #properties_changed, #remove_child, #rgb_to_hex, #set_parent, #to_html

Methods included from Shoes::Log

configure_logger, #log_init, logger

Methods inherited from Shoes::Linkable

#bind_shoes_event, #send_self_event, #send_shoes_event, #unsub_shoes_event

Constructor Details

#initialize(properties) ⇒ WebviewImage

Returns a new instance of WebviewImage.



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# File 'lib/scarpe/wv/image.rb', line 8

def initialize(properties)
  super

  @url = valid_url?(@url) ? @url : "data:image/png;base64,#{encode_file_to_base64(@url)}"
end

Instance Method Details

#element ⇒ Object 



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# File 'lib/scarpe/wv/image.rb', line 14

def element
  if @click
    HTML.render do |h|
      h.a(id: html_id, href: @click) { h.img(id: html_id, src: @url, style:) }
    end
  else
    HTML.render do |h|
      h.img(id: html_id, src: @url, style:)
    end
  end
end

#style ⇒ Object (protected) 



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# File 'lib/scarpe/wv/image.rb', line 28

def style
  styles = super

  styles[:width] = Dimensions.length(@width) if @width
  styles[:height] = Dimensions.length(@height) if @height

  styles[:top] = Dimensions.length(@top) if @top
  styles[:left] = Dimensions.length(@left) if @left
  styles[:position] = "absolute" if @top || @left

  styles
end