Shows global contour.

For debugging purposes.
* * *
Show nodes on global contour.

--HG--
branch : develop

src/app/valentina/mainwindow.cpp

@@ -1539,6 +1539,7 @@ void MainWindow::CleanLayout()
     scenes.clear();
     shadows.clear();
     papers.clear();
+    gcontours.clear();
     ui->listWidget->clear();
     SetLayoutModeActions();
 }

src/app/valentina/mainwindowsnogui.cpp

@@ -108,6 +108,21 @@ void RemoveLayoutPath(const QString &path, bool usedNotExistedDir)
         dir.rmpath(QChar('.'));
     }
 }
+
+//---------------------------------------------------------------------------------------------------------------------
+Q_DECL_UNUSED void InsertGlobalContours(const QList<QGraphicsScene *> &scenes, const QList<QGraphicsItem *> &gcontours);
+void InsertGlobalContours(const QList<QGraphicsScene *> &scenes, const QList<QGraphicsItem *> &gcontours)
+{
+    if (scenes.size() != gcontours.size())
+    {
+        return;
+    }
+
+    for(int i = 0; i < scenes.size(); ++i)
+    {
+        scenes.at(i)->addItem(gcontours.at(i));
+    }
+}
 }
 
 //---------------------------------------------------------------------------------------------------------------------
@@ -122,6 +137,7 @@ MainWindowsNoGUI::MainWindowsNoGUI(QWidget *parent)
       shadows(),
       scenes(),
       details(),
+      gcontours(),
       detailsOnLayout(),
       undoAction(nullptr),
       redoAction(nullptr),
@@ -228,6 +244,9 @@ bool MainWindowsNoGUI::LayoutSettings(VLayoutGenerator& lGenerator)
             detailsOnLayout = lGenerator.GetAllDetails();// All details items
             shadows = CreateShadows(papers);
             scenes = CreateScenes(papers, shadows, details);
+           //Uncomment to debug, shows global contour
+//            gcontours = lGenerator.GetGlobalContours(); // uncomment for debugging
+//            InsertGlobalContours(scenes, gcontours); // uncomment for debugging
             PrepareSceneList();
             ignorePrinterFields = not lGenerator.IsUsePrinterFields();
             margins = lGenerator.GetPrinterFields();

src/app/valentina/mainwindowsnogui.h

@@ -99,6 +99,7 @@ protected:
     QList<QGraphicsItem *> shadows;
     QList<QGraphicsScene *> scenes;
     QList<QList<QGraphicsItem *> > details;
+    QList<QGraphicsItem *> gcontours;
 
     QVector<QVector<VLayoutPiece> > detailsOnLayout;
 

src/libs/vlayout/vlayoutgenerator.cpp

@@ -221,6 +221,17 @@ QList<QGraphicsItem *> VLayoutGenerator::GetPapersItems() const
     return list;
 }
 
+//---------------------------------------------------------------------------------------------------------------------
+QList<QGraphicsItem *> VLayoutGenerator::GetGlobalContours() const
+{
+    QList<QGraphicsItem *> list;
+    for (auto &paper : papers)
+    {
+        list.append(paper.GetGlobalContour());
+    }
+    return list;
+}
+
 //---------------------------------------------------------------------------------------------------------------------
 QList<QList<QGraphicsItem *> > VLayoutGenerator::GetAllDetailsItems() const
 {

src/libs/vlayout/vlayoutgenerator.h

@@ -83,6 +83,7 @@ public:
     LayoutErrors State() const;
 
     Q_REQUIRED_RESULT QList<QGraphicsItem *> GetPapersItems() const;
+    Q_REQUIRED_RESULT QList<QGraphicsItem *> GetGlobalContours() const;
     Q_REQUIRED_RESULT QList<QList<QGraphicsItem *>> GetAllDetailsItems() const;
 
     QVector<QVector<VLayoutPiece>> GetAllDetails() const;

src/libs/vlayout/vlayoutpaper.cpp

@@ -366,6 +366,32 @@ QGraphicsRectItem *VLayoutPaper::GetPaperItem(bool autoCrop, bool textAsPaths) c
     return paper;
 }
 
+//---------------------------------------------------------------------------------------------------------------------
+QGraphicsPathItem *VLayoutPaper::GetGlobalContour() const
+{
+    // contour
+    const QVector<QPointF> points = d->globalContour.GetContour();
+
+    QPainterPath path;
+    if (points.size() > 0)
+    {
+        path.moveTo(points.at(0));
+        for (auto point : points)
+        {
+            path.lineTo(point);
+        }
+        path.lineTo(points.at(0));
+    }
+
+    const qreal radius = 1;
+    for (auto point : points)
+    {
+        path.addEllipse(point.x()-radius, point.y()-radius, radius*2, radius*2);
+    }
+
+    return new QGraphicsPathItem(path);
+}
+
 //---------------------------------------------------------------------------------------------------------------------
 QList<QGraphicsItem *> VLayoutPaper::GetItemDetails(bool textAsPaths) const
 {

src/libs/vlayout/vlayoutpaper.h

@@ -34,6 +34,7 @@
 #include <QTypeInfo>
 #include <QtGlobal>
 #include <atomic>
+#include <QGraphicsPathItem>
 
 #include "vlayoutdef.h"
 
@@ -92,6 +93,7 @@ public:
     bool ArrangeDetail(const VLayoutPiece &detail, std::atomic_bool &stop);
     int  Count() const;
     Q_REQUIRED_RESULT QGraphicsRectItem *GetPaperItem(bool autoCrop, bool textAsPaths) const;
+    Q_REQUIRED_RESULT QGraphicsPathItem *GetGlobalContour() const;
     Q_REQUIRED_RESULT QList<QGraphicsItem *> GetItemDetails(bool textAsPaths) const;
 
     QVector<VLayoutPiece> GetDetails() const;