X-Git-Url: https://git.ucc.asn.au/?a=blobdiff_plain;f=src%2Frect.h;h=1373c6fc217ae267462cf5267cefa21639b66a30;hb=7d41c1b8d1da72ef3e238f93ee7622ae9affb9de;hp=a79f6ac441da510ee438b3fc6720a511682fd3d9;hpb=f59f24dff392428d7219ba2d6be5e1e81c344ee0;p=ipdf%2Fcode.git

diff --git a/src/rect.h b/src/rect.h
index a79f6ac..1373c6f 100644
--- a/src/rect.h
+++ b/src/rect.h
@@ -18,7 +18,37 @@ namespace IPDF
 			s << "{" << Float(x) << ", " << Float(y) << ", " << Float(w) << ", " << Float(h) << "}";
 			return s.str();
 		}
+		inline bool PointIn(Real pt_x, Real pt_y) const
+		{
+			if (pt_x < x) return false;
+			if (pt_y < y) return false;
+			if (pt_x > x + w) return false;
+			if (pt_y > y + h) return false;
+			return true;
+		}
 	};
+
+	inline Rect TransformRectCoordinates(const Rect& view, const Rect& r)
+	{
+		Rect out;
+		Real w = (view.w == Real(0))?Real(1):view.w;
+		Real h = (view.h == Real(0))?Real(1):view.h;
+		out.x = (r.x - view.x) / w;
+		out.y = (r.y - view.y) / h;
+		out.w = r.w / w;
+		out.h = r.h / h;
+		return out;
+	}
+
+	inline Vec2 TransformPointCoordinates(const Rect& view, const Vec2& v)
+	{
+		Vec2 out;
+		out.x = (v.x - view.x) / view.w;
+		out.y = (v.y - view.y) / view.h;
+		return out;
+	}
+
+
 }
 
 #endif //_RECT_H