Fix pointer to current scene. Show piece path visualization if the tool dialog

was opened.

--HG--
branch : feature

src/app/valentina/mainwindow.cpp

@@ -309,9 +309,9 @@ QPointF MainWindow::StartPositionNewPP() const
 //---------------------------------------------------------------------------------------------------------------------
 void MainWindow::InitScenes()
 {
-    sceneDraw = new VMainGraphicsScene();
+    sceneDraw = new VMainGraphicsScene(this);
     currentScene = sceneDraw;
-    qApp->setCurrentScene(currentScene);
+    qApp->setCurrentScene(&currentScene);
     connect(this, &MainWindow::EnableItemMove, sceneDraw, &VMainGraphicsScene::EnableItemMove);
     connect(this, &MainWindow::ItemsSelection, sceneDraw, &VMainGraphicsScene::ItemsSelection);
 
@@ -331,7 +331,7 @@ void MainWindow::InitScenes()
 
     connect(sceneDraw, &VMainGraphicsScene::mouseMove, this, &MainWindow::MouseMove);
 
-    sceneDetails = new VMainGraphicsScene();
+    sceneDetails = new VMainGraphicsScene(this);
     connect(this, &MainWindow::EnableItemMove, sceneDetails, &VMainGraphicsScene::EnableItemMove);
 
     connect(this, &MainWindow::EnableNodeLabelSelection, sceneDetails, &VMainGraphicsScene::ToggleNodeLabelSelection);
@@ -3830,8 +3830,6 @@ MainWindow::~MainWindow()
     CleanLayout();
 
     delete doc;
-    delete sceneDetails;
-    delete sceneDraw;
     delete ui;
 }
 

src/libs/vmisc/vabstractapplication.cpp

@@ -290,12 +290,12 @@ VCommonSettings *VAbstractApplication::Settings()
 //---------------------------------------------------------------------------------------------------------------------
 QGraphicsScene *VAbstractApplication::getCurrentScene() const
 {
-    SCASSERT(currentScene != nullptr);
-    return currentScene;
+    SCASSERT(*currentScene != nullptr);
+    return *currentScene;
 }
 
 //---------------------------------------------------------------------------------------------------------------------
-void VAbstractApplication::setCurrentScene(QGraphicsScene *value)
+void VAbstractApplication::setCurrentScene(QGraphicsScene **value)
 {
     currentScene = value;
 }

src/libs/vmisc/vabstractapplication.h

@@ -88,7 +88,7 @@ public:
     QString          LocaleToString(const T &value);
 
     QGraphicsScene  *getCurrentScene() const;
-    void             setCurrentScene(QGraphicsScene *value);
+    void             setCurrentScene(QGraphicsScene **value);
 
     VMainGraphicsView *getSceneView() const;
     void               setSceneView(VMainGraphicsView *value);
@@ -137,7 +137,7 @@ private:
     MeasurementsType   _patternType;
 
 
-    QGraphicsScene     *currentScene;
+    QGraphicsScene     **currentScene;
     VMainGraphicsView  *sceneView;
 
     VAbstractPattern   *doc;

src/libs/vtools/dialogs/tools/dialogpiecepath.cpp

@@ -199,6 +199,12 @@ void DialogPiecePath::CheckState()
     bOk->setEnabled(flagName && flagError);
 }
 
+//---------------------------------------------------------------------------------------------------------------------
+void DialogPiecePath::ShowVisualization()
+{
+    AddVisualization<VisToolPiecePath>();
+}
+
 //---------------------------------------------------------------------------------------------------------------------
 void DialogPiecePath::ShowContextMenu(const QPoint &pos)
 {
@@ -459,6 +465,10 @@ void DialogPiecePath::SetPiecePath(const VPiecePath &path)
     SetType(path.GetType());
     ui->lineEditName->setText(path.GetName());
 
+    VisToolPiecePath *visPath = qobject_cast<VisToolPiecePath *>(vis);
+    SCASSERT(visPath != nullptr);
+    visPath->SetPath(path);
+
     ValidObjects(PathIsValid());
 
     ListChanged();

src/libs/vtools/dialogs/tools/dialogpiecepath.h

@@ -63,6 +63,7 @@ protected:
     /** @brief SaveData Put dialog data in local variables */
     virtual void SaveData() Q_DECL_OVERRIDE;
     virtual void CheckState() Q_DECL_OVERRIDE;
+    virtual void ShowVisualization() Q_DECL_OVERRIDE;
 
 private slots:
     void ShowContextMenu(const QPoint &pos);

src/libs/vwidgets/vmaingraphicsscene.cpp

@@ -51,8 +51,13 @@ class QRectF;
 /**
  * @brief VMainGraphicsScene default constructor.
  */
-VMainGraphicsScene::VMainGraphicsScene()
-    :QGraphicsScene(), horScrollBar(0), verScrollBar(0), scaleFactor(1), _transform(QTransform()), scenePos(QPointF()),
+VMainGraphicsScene::VMainGraphicsScene(QObject *parent)
+    : QGraphicsScene(parent),
+      horScrollBar(0),
+      verScrollBar(0),
+      scaleFactor(1),
+      _transform(QTransform()),
+      scenePos(QPointF()),
       origins()
 {}
 

src/libs/vwidgets/vmaingraphicsscene.h

@@ -54,7 +54,7 @@ class VMainGraphicsScene : public QGraphicsScene
 {
     Q_OBJECT
 public:
-    VMainGraphicsScene();
+    explicit VMainGraphicsScene(QObject *parent = nullptr);
     explicit VMainGraphicsScene(const QRectF & sceneRect, QObject * parent = nullptr);
     qint32        getHorScrollBar() const;
     void          setHorScrollBar(const qint32 &value);