From 141cfd562c6fb9f09c3cb9d40d0baa8fb464a7a1 Mon Sep 17 00:00:00 2001
From: Anatoly Baksheev <no@email>
Date: Thu, 4 Jul 2013 15:11:04 +0400
Subject: [PATCH] widget_accessor.hpp - minimize dependencies

---
 modules/viz/include/opencv2/viz/widget_accessor.hpp | 8 +++++---
 modules/viz/include/opencv2/viz/widgets.hpp         | 2 +-
 modules/viz/src/types.cpp                           | 2 +-
 3 files changed, 7 insertions(+), 5 deletions(-)

diff --git a/modules/viz/include/opencv2/viz/widget_accessor.hpp b/modules/viz/include/opencv2/viz/widget_accessor.hpp
index 3df7773ed3..4b1c5ef156 100644
--- a/modules/viz/include/opencv2/viz/widget_accessor.hpp
+++ b/modules/viz/include/opencv2/viz/widget_accessor.hpp
@@ -1,15 +1,17 @@
 #pragma once
 
-#include <opencv2/viz/widgets.hpp>
+#include <opencv2/core/cvdef.h>
 #include <vtkSmartPointer.h>
 #include <vtkLODActor.h>
 
 namespace temp_viz
 {
+    class Widget;
+
     //The class is only that depends on VTK in its interface.
-    //It is indended for those user who want to develop own widgets system using VTK library API.
+    //It is indended for those users who want to develop own widgets system using VTK library API.
     struct CV_EXPORTS WidgetAccessor
     {
-        static  vtkSmartPointer<vtkLODActor> getActor(const Widget &widget);
+        static vtkSmartPointer<vtkLODActor> getActor(const Widget &widget);
     };
 }
diff --git a/modules/viz/include/opencv2/viz/widgets.hpp b/modules/viz/include/opencv2/viz/widgets.hpp
index b668533107..5d1cfe8475 100644
--- a/modules/viz/include/opencv2/viz/widgets.hpp
+++ b/modules/viz/include/opencv2/viz/widgets.hpp
@@ -6,7 +6,7 @@
 namespace temp_viz
 {
     /////////////////////////////////////////////////////////////////////////////
-    /// brief The base class for all widgets
+    /// The base class for all widgets
     class CV_EXPORTS Widget
     {
     public:
diff --git a/modules/viz/src/types.cpp b/modules/viz/src/types.cpp
index ebebf2cb58..7659136140 100644
--- a/modules/viz/src/types.cpp
+++ b/modules/viz/src/types.cpp
@@ -1,7 +1,7 @@
 #include <opencv2/viz/types.hpp>
 
 //////////////////////////////////////////////////////////////////////////////////////////////////////
-/// cv::Color
+/// cv::viz::Color
 
 temp_viz::Color::Color() : Scalar(0, 0, 0) {}
 temp_viz::Color::Color(double gray) : Scalar(gray, gray, gray) {}