From 8fb5bfdf72c54dbc9161f3be6ebdc1c9e7bcc384 Mon Sep 17 00:00:00 2001
From: realtradam <mr.malczewski@gmail.com>
Date: Sat, 7 Aug 2021 16:42:05 -0400
Subject: added circles

---
 lib/ruby2d/camera/circle.rb | 31 +++++++++++++++++++++++++++++++
 1 file changed, 31 insertions(+)
 create mode 100644 lib/ruby2d/camera/circle.rb

(limited to 'lib/ruby2d/camera/circle.rb')

diff --git a/lib/ruby2d/camera/circle.rb b/lib/ruby2d/camera/circle.rb
new file mode 100644
index 0000000..a7416a2
--- /dev/null
+++ b/lib/ruby2d/camera/circle.rb
@@ -0,0 +1,31 @@
+# frozen_string_literal: true
+
+module Ruby2D
+  module Camera
+    # Wraps existing variables as well as adding new methods
+    # so that it can be handled by the Camera Module
+    class Circle < Ruby2D::Circle
+      # Recalculates real coordiantes
+      # Use after changing variables
+      def _draw
+        angle = Camera.angle * (Math::PI / 180)
+        half_width = Window.width * 0.5
+        half_height = Window.height * 0.5
+        temp_radius = @radius * Camera.zoom
+        temp_x = (((@x - Ruby2D::Camera.x + radius) * Math.cos(angle)) - ((@y - Ruby2D::Camera.y + radius) * Math.sin(angle))) * Ruby2D::Camera.zoom + half_width
+        temp_y = (((@x - Ruby2D::Camera.x + radius) * Math.sin(angle)) + ((@y - Ruby2D::Camera.y + radius) * Math.cos(angle))) * Ruby2D::Camera.zoom + half_height
+        Ruby2D::Circle.draw(x: temp_x, y: tempy,
+                            radius: temp_radius,
+                            sectors: @sectors,
+                            color: [self.color.r, self.color.g, self.color.b, self.color.a])
+
+      end
+
+      def initialize(otps= {})
+        super(opts)
+        Ruby2D::Camera << self
+        self.remove
+      end
+    end
+  end
+end
-- 
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