Module: Glimmer::LibUI

Extended by:
FiddleConsumer
Defined in:
lib/glimmer/libui.rb,
lib/glimmer/libui/shape.rb,
lib/glimmer/libui/parent.rb,
lib/glimmer/libui/shape/arc.rb,
lib/glimmer/libui/shape/line.rb,
lib/glimmer/libui/shape/bezier.rb,
lib/glimmer/libui/shape/circle.rb,
lib/glimmer/libui/shape/figure.rb,
lib/glimmer/libui/shape/square.rb,
lib/glimmer/libui/control_proxy.rb,
lib/glimmer/libui/shape/rectangle.rb,
lib/glimmer/libui/control_proxy/box.rb,
lib/glimmer/libui/control_proxy/column.rb,
lib/glimmer/libui/control_proxy/area_proxy.rb,
lib/glimmer/libui/control_proxy/form_proxy.rb,
lib/glimmer/libui/control_proxy/grid_proxy.rb,
lib/glimmer/libui/control_proxy/menu_proxy.rb,
lib/glimmer/libui/control_proxy/path_proxy.rb,
lib/glimmer/libui/control_proxy/dual_column.rb,
lib/glimmer/libui/control_proxy/entry_proxy.rb,
lib/glimmer/libui/control_proxy/group_proxy.rb,
lib/glimmer/libui/control_proxy/image_proxy.rb,
lib/glimmer/libui/control_proxy/label_proxy.rb,
lib/glimmer/libui/control_proxy/message_box.rb,
lib/glimmer/libui/control_proxy/table_proxy.rb,
lib/glimmer/libui/control_proxy/button_proxy.rb,
lib/glimmer/libui/control_proxy/matrix_proxy.rb,
lib/glimmer/libui/control_proxy/window_proxy.rb,
lib/glimmer/libui/control_proxy/transformable.rb,
lib/glimmer/libui/control_proxy/checkbox_proxy.rb,
lib/glimmer/libui/control_proxy/combobox_proxy.rb,
lib/glimmer/libui/control_proxy/tab_item_proxy.rb,
lib/glimmer/libui/control_proxy/editable_column.rb,
lib/glimmer/libui/control_proxy/menu_item_proxy.rb,
lib/glimmer/libui/control_proxy/image_part_proxy.rb,
lib/glimmer/libui/control_proxy/enableable_column.rb,
lib/glimmer/libui/control_proxy/font_button_proxy.rb,
lib/glimmer/libui/control_proxy/color_button_proxy.rb,
lib/glimmer/libui/control_proxy/radio_buttons_proxy.rb,
lib/glimmer/libui/control_proxy/multiline_entry_proxy.rb,
lib/glimmer/libui/control_proxy/box/vertical_box_proxy.rb,
lib/glimmer/libui/control_proxy/date_time_picker_proxy.rb,
lib/glimmer/libui/control_proxy/editable_combobox_proxy.rb,
lib/glimmer/libui/control_proxy/box/horizontal_box_proxy.rb,
lib/glimmer/libui/control_proxy/column/text_column_proxy.rb,
lib/glimmer/libui/control_proxy/column/image_column_proxy.rb,
lib/glimmer/libui/control_proxy/message_box/msg_box_proxy.rb,
lib/glimmer/libui/control_proxy/column/button_column_proxy.rb,
lib/glimmer/libui/control_proxy/column/checkbox_column_proxy.rb,
lib/glimmer/libui/control_proxy/column/image_text_column_proxy.rb,
lib/glimmer/libui/control_proxy/entry_proxy/search_entry_proxy.rb,
lib/glimmer/libui/control_proxy/area_proxy/scrolling_area_proxy.rb,
lib/glimmer/libui/control_proxy/message_box/msg_box_error_proxy.rb,
lib/glimmer/libui/control_proxy/column/progress_bar_column_proxy.rb,
lib/glimmer/libui/control_proxy/entry_proxy/password_entry_proxy.rb,
lib/glimmer/libui/control_proxy/column/checkbox_text_column_proxy.rb,
lib/glimmer/libui/control_proxy/menu_item_proxy/quit_menu_item_proxy.rb,
lib/glimmer/libui/control_proxy/menu_item_proxy/about_menu_item_proxy.rb,
lib/glimmer/libui/control_proxy/menu_item_proxy/check_menu_item_proxy.rb,
lib/glimmer/libui/control_proxy/menu_item_proxy/radio_menu_item_proxy.rb,
lib/glimmer/libui/control_proxy/date_time_picker_proxy/date_picker_proxy.rb,
lib/glimmer/libui/control_proxy/date_time_picker_proxy/time_picker_proxy.rb,
lib/glimmer/libui/control_proxy/menu_item_proxy/separator_menu_item_proxy.rb,
lib/glimmer/libui/control_proxy/menu_item_proxy/preferences_menu_item_proxy.rb,
lib/glimmer/libui/control_proxy/multiline_entry_proxy/non_wrapping_multiline_entry_proxy.rb

Defined Under Namespace

Modules: Parent, Transformable Classes: ControlProxy, Shape

Class Method Summary collapse

Methods included from FiddleConsumer

fiddle_closure_block_caller

Class Method Details

.boolean_to_integer(bool, allow_nil: true) ⇒ Object 



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# File 'lib/glimmer/libui.rb', line 33

def boolean_to_integer(bool, allow_nil: true)
  bool.nil? ? (allow_nil ? nil : 0) : (bool.is_a?(Integer) ? bool : (bool == true ? 1 : 0))
end

.degrees_to_radians(degrees) ⇒ Object 



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# File 'lib/glimmer/libui.rb', line 37

def degrees_to_radians(degrees)
  ((Math::PI * 2.0) / 360.00) * degrees.to_f
end

.enum_symbol_to_value(enum_name, enum_symbol, default_index: 0) ⇒ Object 



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# File 'lib/glimmer/libui.rb', line 106

def enum_symbol_to_value(enum_name, enum_symbol, default_index: 0)
  if enum_symbol.is_a?(Integer)
    enum_symbol
  elsif enum_symbols(enum_name).include?(enum_symbol.to_s.to_sym)
    ::LibUI.const_get("#{enum_name}_#{enum_symbol}".camelcase(:upper))
  else
    enum_symbol_to_value(enum_name, enum_symbols(enum_name)[default_index])
  end
end

.enum_symbols(enum_name) ⇒ Object

Returns ruby underscored symbols for enum values starting with enum name (camelcase, e.g. ‘ext_key’)



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# File 'lib/glimmer/libui.rb', line 100

def enum_symbols(enum_name)
  enum_name = enum_name.to_s.underscore.to_sym
  @enum_symbols ||= {}
  @enum_symbols[enum_name] ||= ::LibUI.constants.select { |c| c.to_s.start_with?(enum_name.to_s.camelcase(:upper)) }.map { |c| c.to_s.underscore.sub("#{enum_name}_", '').to_sym }
end

.hex_to_rgb(value) ⇒ Object 



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# File 'lib/glimmer/libui.rb', line 80

def hex_to_rgb(value)
  if value.is_a?(String)
    if !value.start_with?('0x')
      value = value.chars.map {|char| [char, char]}.flatten.join if value.length == 3
      value = "0x#{value}"
    end
    value = value.to_i(16)
  end
  if value.is_a?(Integer)
    hex_value = value
    value = {
      r: ((hex_value >> 16) & 0xFF),
      g: ((hex_value >> 8) & 0xFF),
      b: (hex_value & 0xFF),
    }
  end
  value
end

.integer_to_boolean(int, allow_nil: true) ⇒ Object 



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# File 'lib/glimmer/libui.rb', line 29

def integer_to_boolean(int, allow_nil: true)
  int.nil? ? (allow_nil ? nil : false) : ((int.is_a?(TrueClass) || int.is_a?(FalseClass)) ? int : int == 1)
end

.interpret_color(value) ⇒ Object 



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# File 'lib/glimmer/libui.rb', line 41

def interpret_color(value)
  if value.is_a?(Array) && value.last.is_a?(Hash)
    options = value.last
    value = value[0...-1]
  end
  value = value.first if value.is_a?(Array) && value.size == 1
  value = value.to_s if value.is_a?(Symbol)
  value = value[:color] if value.is_a?(Hash) && value[:color]
  result = if value.is_a?(Array)
    old_value = value
    value = {
      r: value[0],
      g: value[1],
      b: value[2],
    }
    value[:a] = value[3] unless value[3].nil?
    value
  elsif value.is_a?(Hash)
    old_value = value
    value = old_value.dup
    value[:r] = value.delete(:red) if value[:red]
    value[:g] = value.delete(:green) if value[:green]
    value[:b] = value.delete(:blue) if value[:blue]
    value[:a] = value.delete(:alpha) if value[:alpha]
    value
  elsif value.is_a?(String) && !value.start_with?('0x') && !value.downcase.match(/^((([1-9a-f]){6})|(([1-9a-f]){3}))$/)
    color = Color::RGB.extract_colors(value).first
    color.nil? ? {} : {
      r: color.red,
      g: color.green,
      b: color.blue,
    }
  else
    hex_to_rgb(value)
  end
  result.merge!(options) if options
  result
end

.method_missing(method_name, *args, &block) ⇒ Object 



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# File 'lib/glimmer/libui.rb', line 157

def method_missing(method_name, *args, &block)
  if ::LibUI.respond_to?(method_name, true)
    ::LibUI.send(method_name, *args, &block)
  else
    super
  end
end

.queue_main(&block) ⇒ Object

Queues block to execute at the nearest opportunity possible on the main GUI event loop



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# File 'lib/glimmer/libui.rb', line 121

def queue_main(&block)
  closure = fiddle_closure_block_caller(4, [0]) do
    result = boolean_to_integer(block.call)
    result = 1 if result.nil?
    result
  end
  ::LibUI.queue_main(closure)
  closure
end

.respond_to?(method_name, *args) ⇒ Boolean 



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# File 'lib/glimmer/libui.rb', line 153

def respond_to?(method_name, *args)
  super || ::LibUI.respond_to?(method_name, *args)
end

.timer(time_in_seconds = 0.1, repeat: true, &block) ⇒ Object

Calls block on the main GUI event loop after time_in_seconds delay, repeating indefinitely by default If ‘repeat:` keyword arg is passed with an Integer value, it repeats for that number of times If `repeat:` keyword arg is passed with false or 0, then the block is only called onces If block returns false at any point, the timer is stopped from further repetitions regardless of `repeat:` keyword arg value If block returns true at any point, the timer continues for another repetition regardless of `repeat:` keyword arg value



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# File 'lib/glimmer/libui.rb', line 136

def timer(time_in_seconds = 0.1, repeat: true, &block)
  closure = fiddle_closure_block_caller(4, [0]) do
    result = boolean_to_integer(block.call)
    repeat -= 1 if repeat.is_a?(Integer)
    if result.nil?
      if (repeat == true || (repeat.is_a?(Integer) && repeat > 0))
        result = 1
      else
        result = 0
      end
    end
    result
  end
  ::LibUI.timer(time_in_seconds * 1000.0, closure)
  closure
end

.x11_colors ⇒ Object 



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# File 'lib/glimmer/libui.rb', line 116

def x11_colors
  Color::RGB.constants.reject {|c| c.to_s.upcase == c.to_s}.map(&:to_s).map(&:underscore).map(&:to_sym)
end