Basic unit selection implemented

lib/entity.rb

@@ -1,13 +1,41 @@
 class IMICRTS
   class Entity
-    def initialize(images:, position:, angle:)
+    attr_reader :position, :angle
+    def initialize(manifest: nil, images:, position:, angle:)
+      @manifest = manifest
       @images = images
       @position = position
       @angle = angle
+
+      @radius = 32 / 2
+    end
+
+    def hit?(x_or_vector, y = nil)
+      vector = nil
+      if x_or_vector.is_a?(CyberarmEngine::Vector)
+        vector = x_or_vector
+      else
+        raise "Y cannot be nil!" if y.nil?
+        vector = CyberarmEngine::Vector.new(x_or_vector, y)
+      end
+
+      @position.distance(vector) < @radius + 1
     end
 
     def draw
       @images.draw_rot(@position.x, @position.y, @position.z, @angle)
     end
+
+    def selected_draw
+      draw_bounding_box
+      draw_gizmos
+    end
+
+    def draw_bounding_box
+    end
+
+    def draw_gizmos
+      Gosu.draw_rect(@position.x - @radius, @position.y - (@radius + 2), @radius * 2, 2, Gosu::Color::GREEN, ZOrder::ENTITY_GIZMOS)
+    end
   end
 end