Warnings piece out of bound and superposition of pieces.

src/app/puzzle/layout/vplayout.cpp

@@ -147,6 +147,7 @@ auto VPLayout::AddSheet(const VPSheetPtr &sheet) -> VPSheetPtr
     if (not sheet.isNull() && GetSheet(sheet->Uuid()).isNull())
     {
         m_sheets.append(sheet);
+        connect(this, &VPLayout::PieceTransformationChanged, sheet.get(), &VPSheet::CheckPiecePositionValidity);
     }
     return sheet;
 }
@@ -269,6 +270,19 @@ void VPLayout::Clear()
     m_layoutSettings = VPLayoutSettings();
 }
 
+//---------------------------------------------------------------------------------------------------------------------
+void VPLayout::CheckPiecesPositionValidity() const
+{
+    for (const auto &sheet : m_sheets)
+    {
+        if (not sheet.isNull())
+        {
+            sheet->ValidateSuperpositionOfPieces();
+            sheet->ValidatePiecesOutOfBound();
+        }
+    }
+}
+
 //---------------------------------------------------------------------------------------------------------------------
 void VPLayout::AddTrashSheet(const VPSheetPtr &sheet)
 {

src/app/puzzle/layout/vplayout.h

@@ -85,6 +85,8 @@ public:
 
     void Clear();
 
+    void CheckPiecesPositionValidity() const;
+
 signals:
     void PieceSheetChanged(const VPPiecePtr &piece);
     void ActiveSheetChanged(const VPSheetPtr &focusedSheet);
@@ -92,6 +94,7 @@ signals:
     void TransformationOriginChanged();
     void SheetListChanged();
     void PieceSelectionChanged(const VPPiecePtr &piece);
+    void PiecePositionValidityChanged(const VPPiecePtr &piece);
     void LayoutChanged();
 
 protected:

src/app/puzzle/layout/vppiece.cpp

@@ -152,43 +152,6 @@ void VPPiece::RotateToGrainline(const VPTransformationOrigon &origin)
     }
 }
 
-//---------------------------------------------------------------------------------------------------------------------
-void VPPiece::SetSelected(bool value)
-{
-    m_isSelected = value;
-}
-
-//---------------------------------------------------------------------------------------------------------------------
-auto VPPiece::IsSelected() const -> bool
-{
-    return m_isSelected;
-}
-
-//---------------------------------------------------------------------------------------------------------------------
-auto VPPiece::Sheet() const -> VPSheetPtr
-{
-    return m_sheet;
-}
-
-//---------------------------------------------------------------------------------------------------------------------
-void VPPiece::SetSheet(const VPSheetPtr &newSheet)
-{
-    m_sheet = newSheet;
-}
-
-//---------------------------------------------------------------------------------------------------------------------
-auto VPPiece::Layout() const -> VPLayoutPtr
-{
-    return m_layout;
-}
-
-//---------------------------------------------------------------------------------------------------------------------
-void VPPiece::SetLayout(const VPLayoutPtr &layout)
-{
-    SCASSERT(layout != nullptr)
-    m_layout = layout;
-}
-
 //---------------------------------------------------------------------------------------------------------------------
 void VPPiece::SetGrainlineEnabled(bool enabled)
 {

src/app/puzzle/layout/vppiece.h

@@ -106,6 +106,12 @@ public:
      */
     void Flip();
 
+    auto OutOfBound() const -> bool;
+    void SetOutOfBound(bool newOutOfBound);
+
+    auto HasSuperpositionWithPieces() const -> bool;
+    void SetHasSuperpositionWithPieces(bool newHasSuperpositionWithPieces);
+
 private:
     Q_DISABLE_COPY(VPPiece)
 
@@ -114,8 +120,71 @@ private:
     VPSheetWeakPtr m_sheet{};
 
     bool m_isSelected{false};
+    bool m_outOfBound{false};
+    bool m_hasSuperpositionWithPieces{false};
 };
 
+//---------------------------------------------------------------------------------------------------------------------
+inline void VPPiece::SetSelected(bool value)
+{
+    m_isSelected = value;
+}
+
+//---------------------------------------------------------------------------------------------------------------------
+inline auto VPPiece::IsSelected() const -> bool
+{
+    return m_isSelected;
+}
+
+//---------------------------------------------------------------------------------------------------------------------
+inline auto VPPiece::Sheet() const -> VPSheetPtr
+{
+    return m_sheet;
+}
+
+//---------------------------------------------------------------------------------------------------------------------
+inline void VPPiece::SetSheet(const VPSheetPtr &newSheet)
+{
+    m_sheet = newSheet;
+}
+
+//---------------------------------------------------------------------------------------------------------------------
+inline auto VPPiece::Layout() const -> VPLayoutPtr
+{
+    return m_layout;
+}
+
+//---------------------------------------------------------------------------------------------------------------------
+inline void VPPiece::SetLayout(const VPLayoutPtr &layout)
+{
+    SCASSERT(layout != nullptr)
+    m_layout = layout;
+}
+
+//---------------------------------------------------------------------------------------------------------------------
+inline auto VPPiece::OutOfBound() const -> bool
+{
+    return m_outOfBound;
+}
+
+//---------------------------------------------------------------------------------------------------------------------
+inline void VPPiece::SetOutOfBound(bool newOutOfBound)
+{
+    m_outOfBound = newOutOfBound;
+}
+
+//---------------------------------------------------------------------------------------------------------------------
+inline auto VPPiece::HasSuperpositionWithPieces() const -> bool
+{
+    return m_hasSuperpositionWithPieces;
+}
+
+//---------------------------------------------------------------------------------------------------------------------
+inline void VPPiece::SetHasSuperpositionWithPieces(bool newHasSuperpositionWithPieces)
+{
+    m_hasSuperpositionWithPieces = newHasSuperpositionWithPieces;
+}
+
 Q_DECLARE_METATYPE(VPPiecePtr)
 
 #endif // VPPIECE_H

src/app/puzzle/layout/vpsheet.cpp

@@ -158,3 +158,178 @@ void VPSheet::SetTrashSheet(bool newTrashSheet)
 {
     m_trashSheet = newTrashSheet;
 }
+
+//---------------------------------------------------------------------------------------------------------------------
+void VPSheet::ValidateSuperpositionOfPieces() const
+{
+    QList<VPPiecePtr> pieces = GetPieces();
+
+    for (const auto &piece : pieces)
+    {
+        if (piece.isNull())
+        {
+            continue;
+        }
+
+        const bool oldSuperpositionOfPieces = piece->HasSuperpositionWithPieces();
+        QVector<QPointF> path1 = piece->GetMappedExternalContourPoints();
+        bool hasSuperposition = false;
+
+        for (const auto &p : pieces)
+        {
+            if (p.isNull() || piece == p)
+            {
+                continue;
+            }
+
+            QVector<QPointF> path2 = p->GetMappedExternalContourPoints();
+
+            bool superposition = PathsSuperposition(path1, path2);
+            if (superposition)
+            {
+                hasSuperposition = superposition;
+                break;
+            }
+        }
+
+        piece->SetHasSuperpositionWithPieces(hasSuperposition);
+
+        if (oldSuperpositionOfPieces != piece->HasSuperpositionWithPieces())
+        {
+            VPLayoutPtr layout = GetLayout();
+            if (not layout.isNull())
+            {
+                emit layout->PiecePositionValidityChanged(piece);
+            }
+        }
+    }
+}
+
+//---------------------------------------------------------------------------------------------------------------------
+void VPSheet::ValidatePieceOutOfBound(const VPPiecePtr &piece) const
+{
+    if (piece.isNull())
+    {
+        return;
+    }
+
+    const bool oldOutOfBound = piece->OutOfBound();
+
+    QRectF pieceRect = piece->MappedDetailBoundingRect();
+    QRectF sheetRect = GetMarginsRect();
+
+    piece->SetOutOfBound(not sheetRect.contains(pieceRect));
+
+    if (oldOutOfBound != piece->OutOfBound())
+    {
+        VPLayoutPtr layout = GetLayout();
+        if (not layout.isNull())
+        {
+            emit layout->PiecePositionValidityChanged(piece);
+        }
+    }
+
+}
+
+//---------------------------------------------------------------------------------------------------------------------
+void VPSheet::ValidatePiecesOutOfBound() const
+{
+    QList<VPPiecePtr> pieces = GetPieces();
+    for (const auto &piece : pieces)
+    {
+        ValidatePieceOutOfBound(piece);
+    }
+}
+
+//---------------------------------------------------------------------------------------------------------------------
+auto VPSheet::GetSheetRect() const -> QRectF
+{
+    return GetSheetRect(GetLayout());
+}
+
+//---------------------------------------------------------------------------------------------------------------------
+auto VPSheet::GetMarginsRect() const -> QRectF
+{
+    return GetMarginsRect(GetLayout());
+}
+
+//---------------------------------------------------------------------------------------------------------------------
+auto VPSheet::GetSheetRect(const VPLayoutPtr &layout) -> QRectF
+{
+    if (layout.isNull())
+    {
+        return {};
+    }
+
+    QPoint topLeft = QPoint(0,0);
+    QSizeF size = layout->LayoutSettings().GetSheetSize();
+    QRectF rect = QRectF(topLeft, size);
+    return rect;
+}
+
+//---------------------------------------------------------------------------------------------------------------------
+auto VPSheet::GetMarginsRect(const VPLayoutPtr &layout) -> QRectF
+{
+    if (layout.isNull())
+    {
+        return {};
+    }
+
+    QSizeF size = layout->LayoutSettings().GetSheetSize();
+
+    if (not layout->LayoutSettings().IgnoreMargins())
+    {
+        QMarginsF margins = layout->LayoutSettings().GetSheetMargins();
+        QRectF rect = QRectF(QPointF(margins.left(), margins.top()),
+                             QPointF(size.width()-margins.right(), size.height()-margins.bottom()));
+        return rect;
+    }
+
+    return QRectF(0, 0, size.width(), size.height());
+}
+
+//---------------------------------------------------------------------------------------------------------------------
+void VPSheet::CheckPiecePositionValidity(const VPPiecePtr &piece) const
+{
+    VPLayoutPtr layout = GetLayout();
+    if (layout.isNull())
+    {
+        return;
+    }
+
+    QList<VPPiecePtr> pieces = GetPieces();
+    if (piece.isNull() || not pieces.contains(piece))
+    {
+        return;
+    }
+
+    if (layout->LayoutSettings().GetWarningPiecesOutOfBound())
+    {
+        ValidatePieceOutOfBound(piece);
+    }
+
+    if (layout->LayoutSettings().GetWarningSuperpositionOfPieces())
+    {
+        ValidateSuperpositionOfPieces();
+    }
+}
+
+//---------------------------------------------------------------------------------------------------------------------
+auto VPSheet::PathsSuperposition(const QVector<QPointF> &path1, const QVector<QPointF> &path2) const -> bool
+{
+    const QRectF path1Rect = VLayoutPiece::BoundingRect(path1);
+    const QPainterPath path1Path = VAbstractPiece::PainterPath(path1);
+
+    const QRectF path2Rect = VLayoutPiece::BoundingRect(path2);
+    const QPainterPath path2Path = VAbstractPiece::PainterPath(path2);
+
+    if (path1Rect.intersects(path2Rect) || path2Rect.contains(path1Rect) || path1Rect.contains(path2Rect))
+    {
+        if (path1Path.contains(path2Path) || path2Path.contains(path1Path) || path1Path.intersects(path2Path))
+        {
+            return true;
+        }
+    }
+
+    return false;
+}

src/app/puzzle/layout/vpsheet.h

@@ -40,8 +40,9 @@
 class VPLayout;
 class VPPiece;
 
-class VPSheet
+class VPSheet : public QObject
 {
+    Q_OBJECT
 public:
     explicit VPSheet(const VPLayoutPtr &layout);
 
@@ -84,6 +85,19 @@ public:
     auto TrashSheet() const -> bool;
     void SetTrashSheet(bool newTrashSheet);
 
+    void ValidateSuperpositionOfPieces() const;
+    void ValidatePieceOutOfBound(const VPPiecePtr &piece) const;
+    void ValidatePiecesOutOfBound() const;
+
+    auto GetSheetRect() const -> QRectF;
+    auto GetMarginsRect() const -> QRectF;
+
+    static auto GetSheetRect(const VPLayoutPtr &layout) -> QRectF;
+    static auto GetMarginsRect(const VPLayoutPtr &layout) -> QRectF;
+
+public slots:
+    void CheckPiecePositionValidity(const VPPiecePtr &piece) const;
+
 private:
     Q_DISABLE_COPY(VPSheet)
 
@@ -97,6 +111,8 @@ private:
     bool m_trashSheet{false};
 
     VPTransformationOrigon m_transformationOrigin{};
+
+    auto PathsSuperposition(const QVector<QPointF> &path1, const QVector<QPointF> &path2) const -> bool;
 };
 
 Q_DECLARE_METATYPE(VPSheetPtr)

src/app/puzzle/scene/vpgraphicspiece.cpp

@@ -55,6 +55,9 @@ Q_LOGGING_CATEGORY(pGraphicsPiece, "p.graphicsPiece")
 namespace
 {
 constexpr qreal penWidth = 1;
+
+QColor mainColor = Qt::black;
+QColor errorColor = Qt::red;
 }
 
 //---------------------------------------------------------------------------------------------------------------------
@@ -112,7 +115,7 @@ void VPGraphicsPiece::paint(QPainter *painter, const QStyleOptionGraphicsItem *o
     Q_UNUSED(widget);
     Q_UNUSED(option);
 
-    QPen pen(Qt::black, penWidth, Qt::SolidLine, Qt::RoundCap, Qt::RoundJoin);
+    QPen pen(PieceColor(), penWidth, Qt::SolidLine, Qt::RoundCap, Qt::RoundJoin);
     painter->setPen(pen);
 
     PaintPiece(painter);
@@ -407,6 +410,41 @@ void VPGraphicsPiece::GroupMove(const QPointF &pos)
     }
 }
 
+//---------------------------------------------------------------------------------------------------------------------
+QColor VPGraphicsPiece::PieceColor() const
+{
+    VPPiecePtr piece = m_piece.toStrongRef();
+    if (piece.isNull())
+    {
+        return mainColor;
+    }
+
+    VPLayoutPtr layout = piece->Layout();
+    if (layout.isNull())
+    {
+        return mainColor;
+    }
+
+    bool outOfBound = false;
+    if (layout->LayoutSettings().GetWarningPiecesOutOfBound())
+    {
+        outOfBound = piece->OutOfBound();
+    }
+
+    bool superposition = false;
+    if (layout->LayoutSettings().GetWarningSuperpositionOfPieces())
+    {
+        superposition = piece->HasSuperpositionWithPieces();
+    }
+
+    if (outOfBound || superposition)
+    {
+        return errorColor;
+    }
+
+    return mainColor;
+}
+
 //---------------------------------------------------------------------------------------------------------------------
 void VPGraphicsPiece::on_RefreshPiece(const VPPiecePtr &piece)
 {

src/app/puzzle/scene/vpgraphicspiece.h

@@ -92,6 +92,8 @@ private:
     void PaintPiece(QPainter *painter=nullptr);
 
     void GroupMove(const QPointF &pos);
+
+    QColor PieceColor() const;
 };
 
 #endif // VPGRAPHICSPIECE_H

src/app/puzzle/scene/vpgraphicssheet.cpp

@@ -105,38 +105,13 @@ void VPGraphicsSheet::paint(QPainter *painter, const QStyleOptionGraphicsItem *o
 //---------------------------------------------------------------------------------------------------------------------
 auto VPGraphicsSheet::GetSheetRect() const -> QRectF
 {
-    VPLayoutPtr layout = m_layout.toStrongRef();
-    if (layout.isNull())
-    {
-        return {};
-    }
-
-    QPoint topLeft = QPoint(0,0);
-    QSizeF size = layout->LayoutSettings().GetSheetSize();
-    QRectF rect = QRectF(topLeft, size);
-    return rect;
+    return VPSheet::GetSheetRect(m_layout.toStrongRef());
 }
 
 //---------------------------------------------------------------------------------------------------------------------
 auto VPGraphicsSheet::GetMarginsRect() const -> QRectF
 {
-    VPLayoutPtr layout = m_layout.toStrongRef();
-    if (layout.isNull())
-    {
-        return {};
-    }
-
-    QSizeF size = layout->LayoutSettings().GetSheetSize();
-
-    if (not layout->LayoutSettings().IgnoreMargins())
-    {
-        QMarginsF margins = layout->LayoutSettings().GetSheetMargins();
-        QRectF rect = QRectF(QPointF(margins.left(), margins.top()),
-                             QPointF(size.width()-margins.right(), size.height()-margins.bottom()));
-        return rect;
-    }
-
-    return QRectF(0, 0, size.width(), size.height());
+    return VPSheet::GetMarginsRect(m_layout.toStrongRef());
 }
 
 //---------------------------------------------------------------------------------------------------------------------

src/app/puzzle/scene/vpmaingraphicsview.cpp

@@ -515,6 +515,8 @@ void VPMainGraphicsView::ConnectPiece(VPGraphicsPiece *piece)
             &VPGraphicsPiece::on_RefreshPiece);
     connect(layout.get(), &VPLayout::PieceSelectionChanged,
             m_rotationControls, &VPGraphicsPieceControls::on_UpdateControls);
+    connect(layout.get(), &VPLayout::PiecePositionValidityChanged,
+            piece, &VPGraphicsPiece::on_RefreshPiece);
     connect(piece, &VPGraphicsPiece::PieceTransformationChanged,
             m_rotationControls, &VPGraphicsPieceControls::on_UpdateControls);
     connect(piece, &VPGraphicsPiece::HideTransformationHandles,

src/app/puzzle/undocommands/vpundomovepieceonsheet.cpp

@@ -122,6 +122,7 @@ void VPUndoMovePieceOnSheet::redo()
         if (not layout.isNull())
         {
             emit layout->PieceSheetChanged(piece);
+            emit layout->PieceTransformationChanged(piece);
         }
     }
 }

src/app/puzzle/vpmainwindow.cpp

@@ -284,6 +284,7 @@ auto VPMainWindow::LoadFile(QString path) -> bool
     m_graphicsView->RefreshLayout();
     m_graphicsView->RefreshPieces();
     m_tileFactory->refreshTileInfos();
+    m_layout->CheckPiecesPositionValidity();
     VMainGraphicsView::NewSceneRect(m_graphicsView->scene(), m_graphicsView);
 
     return true;
@@ -732,6 +733,12 @@ void VPMainWindow::InitPropertyTabCurrentSheet()
             LayoutWasSaved(false);
             m_tileFactory->refreshTileInfos();
             m_graphicsView->RefreshLayout();
+
+            VPSheetPtr sheet = m_layout->GetFocusedSheet();
+            if (not sheet.isNull())
+            {
+                sheet->ValidatePiecesOutOfBound();
+            }
         }
     });
 
@@ -834,7 +841,15 @@ void VPMainWindow::InitPropertyTabLayout()
         {
             m_layout->LayoutSettings().SetWarningSuperpositionOfPieces(checked);
             LayoutWasSaved(false);
-            // TODO update the QGraphicView
+            if (checked)
+            {
+                VPSheetPtr sheet = m_layout->GetFocusedSheet();
+                if (not sheet.isNull())
+                {
+                    sheet->ValidateSuperpositionOfPieces();
+                }
+            }
+            m_graphicsView->RefreshPieces();
         }
     });
 
@@ -844,7 +859,16 @@ void VPMainWindow::InitPropertyTabLayout()
         {
             m_layout->LayoutSettings().SetWarningPiecesOutOfBound(checked);
             LayoutWasSaved(false);
-            // TODO update the QGraphicView
+
+            if (checked)
+            {
+                VPSheetPtr sheet = m_layout->GetFocusedSheet();
+                if (not sheet.isNull())
+                {
+                    sheet->ValidatePiecesOutOfBound();
+                }
+            }
+            m_graphicsView->RefreshPieces();
         }
     });
 
@@ -1748,9 +1772,18 @@ void VPMainWindow::SheetPaperSizeChanged()
     ui->toolButtonSheetLandscapeOrientation->setChecked(not portrait);
     ui->toolButtonSheetLandscapeOrientation->blockSignals(false);
 
-    if (not m_layout.isNull() && m_layout->LayoutSettings().GetFollowGrainline())
+    if (not m_layout.isNull())
     {
-        RotatePiecesToGrainline();
+        if (m_layout->LayoutSettings().GetFollowGrainline())
+        {
+            RotatePiecesToGrainline();
+        }
+
+        VPSheetPtr sheet = m_layout->GetFocusedSheet();
+        if (not sheet.isNull())
+        {
+            sheet->ValidatePiecesOutOfBound();
+        }
     }
 }
 
@@ -2224,6 +2257,13 @@ void VPMainWindow::on_SheetMarginChanged()
                     ui->doubleSpinBoxSheetMarginBottom->value());
 
         LayoutWasSaved(false);
+
+        VPSheetPtr sheet = m_layout->GetFocusedSheet();
+        if (not sheet.isNull())
+        {
+            sheet->ValidatePiecesOutOfBound();
+        }
+
         m_graphicsView->RefreshLayout();
     }
 }

src/libs/vlayout/vlayoutpiece.cpp

@@ -1048,15 +1048,13 @@ int VLayoutPiece::LayoutEdgeByPoint(const QPointF &p1) const
 //---------------------------------------------------------------------------------------------------------------------
 QRectF VLayoutPiece::MappedDetailBoundingRect() const
 {
-    return IsSeamAllowance() && not IsSeamAllowanceBuiltIn() ? BoundingRect(GetMappedSeamAllowancePoints()) :
-                                                               BoundingRect(GetMappedContourPoints());
+    return BoundingRect(GetMappedExternalContourPoints());
 }
 
 //---------------------------------------------------------------------------------------------------------------------
 QRectF VLayoutPiece::DetailBoundingRect() const
 {
-    return IsSeamAllowance() && not IsSeamAllowanceBuiltIn() ? BoundingRect(GetSeamAllowancePoints()) :
-                                                               BoundingRect(GetContourPoints());
+    return BoundingRect(GetExternalContourPoints());
 }
 
 //---------------------------------------------------------------------------------------------------------------------
@@ -1133,6 +1131,20 @@ void VLayoutPiece::SetLayoutAllowancePoints()
     }
 }
 
+//---------------------------------------------------------------------------------------------------------------------
+QVector<QPointF> VLayoutPiece::GetMappedExternalContourPoints() const
+{
+    return IsSeamAllowance() && not IsSeamAllowanceBuiltIn() ? GetMappedSeamAllowancePoints() :
+                                                               GetMappedContourPoints();
+}
+
+//---------------------------------------------------------------------------------------------------------------------
+QVector<QPointF> VLayoutPiece::GetExternalContourPoints() const
+{
+    return IsSeamAllowance() && not IsSeamAllowanceBuiltIn() ? GetSeamAllowancePoints() :
+                                                               GetContourPoints();
+}
+
 //---------------------------------------------------------------------------------------------------------------------
 QVector<VLayoutPassmark> VLayoutPiece::GetMappedPassmarks() const
 {

src/libs/vlayout/vlayoutpiece.h

@@ -86,6 +86,9 @@ public:
     QVector<QPointF> GetLayoutAllowancePoints() const;
     void SetLayoutAllowancePoints();
 
+    QVector<QPointF> GetMappedExternalContourPoints() const;
+    QVector<QPointF> GetExternalContourPoints() const;
+
     QVector<VLayoutPassmark> GetMappedPassmarks() const;
     QVector<VLayoutPassmark> GetPassmarks() const;
     void SetPassmarks(const QVector<VLayoutPassmark> &passmarks);