From acb1721e94a49a4941bb11dfc2f832c3848aa204 Mon Sep 17 00:00:00 2001
From: neoraider <devnull@localhost>
Date: Fri, 8 Feb 2008 21:21:01 +0000
Subject: zoomedit: Implemented Rotate tool; added simple gates.

---
 Room.h | 21 +++++++++++++++++++++
 1 file changed, 21 insertions(+)

(limited to 'Room.h')

diff --git a/Room.h b/Room.h
index 8e72c61..1cac5d9 100644
--- a/Room.h
+++ b/Room.h
@@ -35,6 +35,27 @@ class Room : public Polygon, public LevelObject {
         v->setY(v->getY()+y);
       }
     }
+    
+    virtual void rotate(float a) {
+      Vertex z = getCenter();
+      float s = sinf(a);
+      float c = cosf(a);
+      
+      for(iterator v = begin(); v != end(); v++) {
+        *v -= z;
+        v->setLocation(c*v->getX() - s*v->getY(), c*v->getY() + s*v->getX());
+        *v += z;
+      }
+    }
+    
+    virtual Vertex getCenter() const {
+      Vertex ret;
+      
+      for(const_iterator v = begin(); v != end(); v++)
+        ret += *v;
+      
+      return ret / size();
+    }
 };
 
 #endif /*ROOM_H_*/
-- 
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