Class: Glimmer::SWT::Custom::Shape::Image

Inherits:
Glimmer::SWT::Custom::Shape show all
Defined in:
lib/glimmer/swt/custom/shape/image.rb

Constant Summary

Constants inherited from Glimmer::SWT::Custom::Shape

String

Constants inherited from WidgetProxy

WidgetProxy::DEFAULT_INITIALIZERS, WidgetProxy::JS_KEY_CODE_TO_SWT_KEY_CODE_MAP, WidgetProxy::JS_LOCATION_TO_SWT_KEY_LOCATION_MAP, WidgetProxy::SWT_CURSOR_TO_CSS_CURSOR_MAP

Instance Attribute Summary

Attributes inherited from WidgetProxy

#args, #background, #children, #cursor, #disposed?, #enabled, #focus, #font, #foreground, #menu, #menu_requested, #menu_x, #menu_y, #parent, #path, #rendered

Instance Method Summary collapse

Methods inherited from Glimmer::SWT::Custom::Shape

#attach, #background=, create, #current_parameter_name?, #foreground=, #get_attribute, #get_parameter_attribute, #has_attribute?, keywords, #location_parameter_names, #method_missing, #parameter_index, #parameter_name?, #post_add_content, #render, #respond_to?, #set_attribute, valid?

Methods included from PropertyOwner

#attribute_getter, #attribute_setter, #get_attribute, #set_attribute

Methods inherited from WidgetProxy

#add_content_on_render, #add_css_class, #add_css_classes, #add_observer, #apply_property_type_converters, #attach, #build_dom, #can_handle_observation_request?, #clear_css_classes, #content, #content_on_render_blocks, #css_classes, #default_observation_request_to_event_mapping, #dialog_ancestor, #dispose, #dom_element, #effective_observation_request_to_event_mapping, #event_handling_suspended?, #event_listener_proxies, for, #get_data, #handle_javascript_observation_request, #handle_observation_request, #has_style?, #id, #id=, #initialize, #listener_dom_element, #listener_path, #listeners, #listeners_for, max_id_number_for, max_id_numbers, #method_missing, #name, next_id_number_for, #observation_request_to_event_mapping, #observation_requests, #parent_dom_element, #parent_path, #parents, #post_add_content, #post_dispose_child, #post_initialize_child, #print, #property_type_converters, #remove_all_listeners, #remove_css_class, #remove_css_classes, #remove_event_listener_proxies, #render, reset_max_id_numbers!, #resume_event_handling, #selector, #set_attribute, #set_data, #set_focus, #shell, #skip_content_on_render_blocks?, #style_element, #suspend_event_handling, #swt_data, #swt_widget, underscored_widget_name, widget_class, widget_exists?, widget_handling_listener, #widget_property_listener_installers

Constructor Details

This class inherits a constructor from Glimmer::SWT::WidgetProxy

Dynamic Method Handling

This class handles dynamic methods through the method_missing method in the class Glimmer::SWT::Custom::Shape

Instance Method Details

#dom ⇒ Object 



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# File 'lib/glimmer/swt/custom/shape/image.rb', line 83

def dom
  shape_id = id
  shape_class = name
  href = @args[0].is_a?(Glimmer::SWT::ImageProxy) ? @args[0].file_path : @args[0]
  width = @args[0].is_a?(Glimmer::SWT::ImageProxy) ? @args[0].width : nil
  height = @args[0].is_a?(Glimmer::SWT::ImageProxy) ? @args[0].height : nil
  @dom ||= xml {
    image(id: shape_id, class: shape_class, href: href, x: @args[1], y: @args[2], width: width, height: height)
  }.to_s
end

#element ⇒ Object 



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# File 'lib/glimmer/swt/custom/shape/image.rb', line 79

def element
  'image'
end

#image_part_parameter_names ⇒ Object 



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# File 'lib/glimmer/swt/custom/shape/image.rb', line 47

def image_part_parameter_names
  [:image, :src_x, :src_y, :src_width, :src_height, :dest_x, :dest_y, :dest_width, :dest_height]
end

#image_whole_parameter_names ⇒ Object 



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# File 'lib/glimmer/swt/custom/shape/image.rb', line 51

def image_whole_parameter_names
  [:image, :x, :y]
end

#parameter_names ⇒ Object 



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# File 'lib/glimmer/swt/custom/shape/image.rb', line 34

def parameter_names
  if image_whole_parameter_names.size == @args.size
    @parameter_names = image_whole_parameter_names
  elsif image_part_parameter_names.size == @args.size
    @parameter_names = image_part_parameter_names
  end
  @parameter_names || image_whole_parameter_names
end

#possible_parameter_names ⇒ Object 



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# File 'lib/glimmer/swt/custom/shape/image.rb', line 43

def possible_parameter_names
  (image_whole_parameter_names + image_part_parameter_names).uniq
end

#reattach(old_element) ⇒ Object 



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# File 'lib/glimmer/swt/custom/shape/image.rb', line 71

def reattach(old_element)
  old_element.attr('href', Element[@dom].attr('href'))
  old_element.attr('x', Element[@dom].attr('x'))
  old_element.attr('y', Element[@dom].attr('y'))
  old_element.attr('width', Element[@dom].attr('width'))
  old_element.attr('height', Element[@dom].attr('height'))
end

#set_parameter_attribute(attribute_name, *args) ⇒ Object 



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# File 'lib/glimmer/swt/custom/shape/image.rb', line 55

def set_parameter_attribute(attribute_name, *args)
  if @parameter_names.to_a.map(&:to_s).include?(attribute_name.to_s)
    super(attribute_name, *args)
    build_dom
    reattach(dom_element)
    return
  end
  ####TODO refactor and improve this method through meta-programming (and share across other shapes)
  if image_whole_parameter_names.map(&:to_s).include?(attribute_name.to_s)
    @parameter_names = image_whole_parameter_names
  elsif image_part_parameter_names.map(&:to_s).include?(attribute_name.to_s)
    @parameter_names = image_part_parameter_names
  end
  super(attribute_name, *args)
end