cyberarm_engine/lib/cyberarm_engine/ui/style.rb

module Gosu
  class Color
    def _dump(_level)
      [
        "%02X" % alpha,
        "%02X" % red,
        "%02X" % green,
        "%02X" % blue
      ].join
    end

    def self._load(hex)
      argb(hex.to_i(16))
    end
  end
end

module CyberarmEngine
  class StyleData
    def initialize(hash = {})
      @hash = hash
      @dirty = false
    end

    %i[
      x y z design_width width height min_width min_height max_width max_height color background
      background_image background_image_mode background_image_color
      background_nine_slice background_nine_slice_mode background_nine_slice_color background_nine_slice_from_edge
      background_nine_slice_left background_nine_slice_top background_nine_slice_right background_nine_slice_bottom
      border_color border_color_left border_color_right border_color_top border_color_bottom
      border_thickness border_thickness_left border_thickness_right border_thickness_top border_thickness_bottom
      padding padding_left padding_right padding_top padding_bottom
      margin margin_left margin_right margin_top margin_bottom
      aspect_ratio

      fraction_background scroll fill text_wrap v_align h_align delay tag font
      text_align text_static text_size
      text_shadow text_shadow_size text_shadow_alpha text_shadow_color
      text_border text_border_size text_border_alpha text_border_color
      image_width image_height
    ].each do |item|
      define_method(item) do
        @hash[item]
      end
      define_method(:"#{item}=") do |value|
        @dirty = true if @hash[item] != value

        @hash[item] = value
      end
    end

    # NOTE: do not change return value
    def default
      nil
    end

    def dirty?
      @dirty
    end

    def mark_clean!
      @dirty = false
    end

    def empty?
      @hash.empty?
    end
  end

  class Style < StyleData
    attr_reader :hash, :hover, :active, :disabled

    def initialize(hash = {})
      @hash = hash

      @hover = StyleData.new(hash[:hover] || {})
      @active = StyleData.new(hash[:active] || {})
      @disabled = StyleData.new(hash[:disabled] || {})

      @substyles = [@hover, @active, @disabled]

      super
    end

    def dirty?
      @dirty || @substyles.any?(&:dirty?)
    end

    def mark_clean!
      @substyles.each(&:mark_clean!)
      @dirty = false
    end
  end
end