/// <summary>
 /// For test...
 /// </summary>
 /// <param name="sender"></param>
 /// <param name="e"></param>
 private void openGLControl_KeyPress(object sender, KeyPressEventArgs e)
 {
     switch (e.KeyChar)
     {
         case 'i':
         case 'I':
             status.eye.z += 5.0f;
             break;
         case 'o':
         case 'O':
             status.eye.z -= 5.0f;
             break;
         case 'a':
         case 'A':
             status.eye.x += 5.0f;
             break;
         case 'D':
         case 'd':
             status.eye.x -= 5.0f;
             break;
         case 'W':
         case 'w':
             status.eye.y += 5.0f;
             break;
         case 's':
         case 'S':
             status.eye.y -= 5.0f;
             break;
         case 'K':
         case 'k':
             this.buildingModelCursor = buildingModelCursor.Move(DrawingEnumTypes.Movement.MenuOut, this.status);
             break;
         case 'L':
         case 'l':
             this.buildingModelCursor = buildingModelCursor.Move(DrawingEnumTypes.Movement.MenuIn, this.status);
             break;
         case 'Y':
         case 'y':
             this.buildingModelCursor = buildingModelCursor.Move(DrawingEnumTypes.Movement.MoveIn, this.status);
             break;
         case 'H':
         case 'h':
             this.buildingModelCursor = buildingModelCursor.Move(DrawingEnumTypes.Movement.MoveOut, this.status);
             break;
         case 'G':
         case 'g':
             this.buildingModelCursor = buildingModelCursor.Move(DrawingEnumTypes.Movement.MoveLeft, this.status);
             break;
         case 'J':
         case 'j':
             this.buildingModelCursor = buildingModelCursor.Move(DrawingEnumTypes.Movement.MoveRight, this.status);
             break;
     }
 }