To speed up opening a pattern delay piece RafreshGeometry().

--HG--
branch : develop

src/app/valentina/xml/vpattern.cpp

@@ -67,6 +67,7 @@
 #include <QtConcurrentMap>
 #include <QFuture>
 #include <QtConcurrentRun>
+#include <QTimer>
 
 #ifdef Q_CC_MSVC
     #include <functional>
@@ -91,7 +92,7 @@ void GatherCount(int &count, const int nodes)
 
 //---------------------------------------------------------------------------------------------------------------------
 VPattern::VPattern(VContainer *data, VMainGraphicsScene *sceneDraw, VMainGraphicsScene *sceneDetail, QObject *parent)
-    : VAbstractPattern(parent), data(data), sceneDraw(sceneDraw), sceneDetail(sceneDetail)
+    : VAbstractPattern(parent), data(data), sceneDraw(sceneDraw), sceneDetail(sceneDetail), updatePieces()
 {
     SCASSERT(sceneDraw != nullptr)
     SCASSERT(sceneDetail != nullptr)
@@ -255,6 +256,7 @@ void VPattern::Parse(const Document &parse)
         }
         domNode = domNode.nextSibling();
     }
+    QTimer::singleShot(2000, Qt::VeryCoarseTimer, this, SLOT(RefreshPieceGeometry()));
     emit CheckLayout();
 }
 
@@ -877,7 +879,11 @@ void VPattern::ParseDetailElement(QDomElement &domElement, const Document &parse
         initData.parse = parse;
         initData.typeCreation = Source::FromFile;
 
-        VToolSeamAllowance::Create(initData);
+        VToolSeamAllowance *piece = VToolSeamAllowance::Create(initData);
+        if (parse == Document::FullParse)
+        {
+            updatePieces.append(piece);
+        }
         //Rewrite attribute formula. Need for situation when we have wrong formula.
         if (w != initData.width)
         {
@@ -3507,6 +3513,17 @@ quint32 VPattern::LastToolId() const
     return (not localHistory.isEmpty() ? localHistory.last().getId() : NULL_ID);
 }
 
+//---------------------------------------------------------------------------------------------------------------------
+void VPattern::RefreshPieceGeometry()
+{
+    for(auto piece : qAsConst(updatePieces))
+    {
+        piece->RefreshGeometry(true); // Refresh internal paths
+    }
+    updatePieces.clear();
+    VMainGraphicsView::NewSceneRect(sceneDetail, qApp->getSceneView());
+}
+
 //---------------------------------------------------------------------------------------------------------------------
 /**
  * @brief ParseSplineElement parse spline tag.

src/app/valentina/xml/vpattern.h

@@ -38,6 +38,7 @@ class VMainGraphicsScene;
 class VNodeDetail;
 struct VToolSinglePointInitData;
 struct VToolLinePointInitData;
+class VToolSeamAllowance;
 
 /**
  * @brief The VPattern class working with pattern file.
@@ -119,6 +120,9 @@ public slots:
 protected:
     virtual void   customEvent(QEvent * event) override;
 
+private slots:
+    void RefreshPieceGeometry();
+
 private:
     Q_DISABLE_COPY(VPattern)
 
@@ -127,6 +131,7 @@ private:
 
     VMainGraphicsScene *sceneDraw;
     VMainGraphicsScene *sceneDetail;
+    QVector<VToolSeamAllowance *> updatePieces;
 
     VNodeDetail    ParseDetailNode(const QDomElement &domElement) const;
 

src/libs/vtools/tools/vtoolseamallowance.cpp

@@ -145,7 +145,6 @@ VToolSeamAllowance *VToolSeamAllowance::Create(VToolSeamAllowanceInitData &initD
         initData.scene->addItem(piece);
         VMainGraphicsView::NewSceneRect(initData.scene, qApp->getSceneView(), piece);
         VAbstractPattern::AddTool(initData.id, piece);
-        piece->RefreshGeometry(true); // Refresh internal paths
     }
     //Very important to delete it. Only this tool need this special variable.
     initData.data->RemoveVariable(currentSeamAllowance);