diff --git a/src/Tool/IntelliToolPolygon.cpp b/src/Tool/IntelliToolPolygon.cpp
index 9088d31..d075529 100644
--- a/src/Tool/IntelliToolPolygon.cpp
+++ b/src/Tool/IntelliToolPolygon.cpp
@@ -1,6 +1,5 @@
 #include "IntelliToolPolygon.h"
 #include "Layer/PaintingArea.h"
-#include "IntelliHelper/IntelliHelper.h"
 #include <QDebug>
 #include <QCursor>
 
@@ -11,6 +10,8 @@ IntelliToolPolygon::IntelliToolPolygon(PaintingArea* Area, IntelliColorPicker* c
     PointIsNearStart = false;
     drawingPoint.setX(0);
     drawingPoint.setY(0);
+    Point.setX(0);
+    Point.setY(0);
 }
 
 void IntelliToolPolygon::onMouseLeftPressed(int x, int y){
@@ -54,8 +55,7 @@ void IntelliToolPolygon::onMouseLeftReleased(int x, int y){
         this->Canvas->image->calculateVisiblity();
         PointIsNearStart = false;
         isDrawing = false;
-        std::vector<Triangle> Triangles = IntelliHelper::calculateTriangles(QPointList);
-        QPoint Point(0,0);
+        Triangles = IntelliHelper::calculateTriangles(QPointList);
         for(int i = 0; i < width; i++){
             for(int j = 0; j < height; j++){
                 Point.setX(i);
diff --git a/src/Tool/IntelliToolPolygon.h b/src/Tool/IntelliToolPolygon.h
index fc51ec6..da9fa7c 100644
--- a/src/Tool/IntelliToolPolygon.h
+++ b/src/Tool/IntelliToolPolygon.h
@@ -2,12 +2,20 @@
 #define INTELLITOOLPOLYGON_H
 
 #include "IntelliTool.h"
+#include "IntelliHelper/IntelliHelper.h"
 #include <vector>
 #include <QPoint>
-
+/*!
+ * \brief The IntelliToolPolygon managed the Drawing of Polygonforms
+ */
 class IntelliToolPolygon : public IntelliTool
 {
 public:
+    /*!
+     * \brief IntelliToolPolygon Constructor Define the Tool-intern Parameters
+     * \param Area
+     * \param colorPicker
+     */
     IntelliToolPolygon(PaintingArea* Area, IntelliColorPicker* colorPicker);
 
     virtual void onMouseLeftPressed(int x, int y) override;
@@ -20,15 +28,51 @@ public:
     virtual void onMouseMoved(int x, int y) override;
 
 private:
+    /*!
+     * \brief isNearStart
+     * \param x
+     * \param y
+     * \param Startpoint
+     * \return true : Near Startpoint, else false
+     */
     bool isNearStart(int x, int y, QPoint Startpoint);
 
+    /*!
+     * \brief lineWidth of the Drawing Polygon
+     */
     int lineWidth;
+    /*!
+     * \brief width of the active Layer
+     */
     int width;
+    /*!
+     * \brief height of the active Layer
+     */
     int height;
+    /*!
+     * \brief isDrawing true while drawing, else false
+     */
     bool isDrawing;
+    /*!
+     * \brief PointIsNearStart true, when last click near Startpoint, else false
+     */
     bool PointIsNearStart;
+    /*!
+     * \brief drawingPoint Current Point after Left-Click
+     */
     QPoint drawingPoint;
+    /*!
+     * \brief Point Needed to look, if Point is in Polygon
+     */
+    QPoint Point;
+    /*!
+     * \brief QPointList List of all Points of the Polygon
+     */
     std::vector<QPoint> QPointList;
+    /*!
+     * \brief Triangles Transformed QPointList into triangulated Form of the Polygon
+     */
+    std::vector<Triangle> Triangles;
 
 };