Added Progress bar, refactored Elements to be under CyberarmEngine::Element namespace.

lib/cyberarm_engine/ui/elements/image.rb

@@ -0,0 +1,50 @@
+module CyberarmEngine
+  class Element
+    class Image < Element
+      def initialize(path, options = {}, block = nil)
+        super(options, block)
+        @path = path
+
+        @image = Gosu::Image.new(path, retro: @options[:image_retro])
+        @scale_x, @scale_y = 1, 1
+      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
+        _width = dimensional_size(@style.width, :width)
+        _height= dimensional_size(@style.height,:height)
+
+        if _width && _height
+          @scale_x = _width.to_f / @image.width
+          @scale_y = _height.to_f / @image.height
+        elsif _width
+          @scale_x = _width.to_f / @image.width
+          @scale_y = @scale_x
+        elsif _height
+          @scale_y = _height.to_f / @image.height
+          @scale_x = @scale_y
+        else
+          @scale_x, @scale_y = 1, 1
+        end
+
+        @width = _width  ? _width  : @image.width.round * @scale_x
+        @height= _height ? _height : @image.height.round * @scale_y
+      end
+
+      def value
+        @path
+      end
+    end
+  end
+end