Contents

module CyberarmEngine
  class Image < Element
    def initialize(path, options = {}, block = nil)
      super(options, block)
      @path = path

      @image = Gosu::Image.new(path, retro: @options[:image_retro])
      if @options[:width] && @options[:height]
        @scale_x = @options[:width].to_f / @image.width
        @scale_y = @options[:height].to_f / @image.height
      elsif @options[:width]
        @scale_x = @options[:width].to_f / @image.width
        @scale_y = @scale_x
      elsif @options[:height]
        @scale_y = @options[:height].to_f / @image.height
        @scale_x = @scale_y
      else
        @scale_x, @scale_y = 1, 1
      end

      raise "Scale X" unless @scale_x.is_a?(Numeric)
      raise "Scale Y" unless @scale_y.is_a?(Numeric)
    end

    def render
      @image.draw(
        @style.border_thickness_left + @style.padding_left + @x,
        @style.border_thickness_top + @style.padding_top + @y,
        @z + 2,
        @scale_x, @scale_y) # TODO: Add color support?
    end

    def clicked_left_mouse_button(sender, x, y)
      @block.call(self) if @block
    end

    def recalculate
      @style.width  = @image.width * @scale_x
      @style.height = @image.height * @scale_y
    end

    def value
      @path
    end
  end
end

Version data entries

2 entries across 2 versions & 1 rubygems

Version	Path
cyberarm_engine-0.8.1	lib/cyberarm_engine/ui/image.rb
cyberarm_engine-0.8.0	lib/cyberarm_engine/ui/image.rb