Added support for notch data type dependency.

src/libs/vdxf/dxiface.cpp

@@ -52,6 +52,9 @@ void dx_iface::writeEntity(DRW_Entity *e)
         case DRW::ASTMNOTCH:
             dxfW->writeASTMNotch(static_cast<DRW_ASTMNotch *>(e));
             break;
+        case DRW::ATTDEF:
+            dxfW->writeATTDEF(static_cast<DRW_ATTDEF *>(e));
+            break;
         case DRW::LINE:
             dxfW->writeLine(static_cast<DRW_Line *>(e));
             break;

src/libs/vdxf/libdxfrw/drw_entities.cpp

@@ -1359,3 +1359,31 @@ auto DRW_Viewport::parseCode(int code, const std::unique_ptr<dxfReader> &reader)
 
     return true;
 }
+
+auto DRW_ATTDEF::parseCode(int code, const std::unique_ptr<dxfReader> &reader) -> bool
+{
+    switch (code)
+    {
+        case 40:
+            height = reader->getDouble();
+            break;
+        case 1:
+            text = reader->getString();
+            break;
+        case 2:
+            name = reader->getString();
+            break;
+        case 3:
+            promptString = reader->getString();
+            break;
+        case 70:
+            flags = reader->getInt32();
+            break;
+        case 73:
+            horizontalAdjustment = reader->getInt32();
+            break;
+        default:
+            return DRW_Point::parseCode(code, reader);
+    }
+    return true;
+}

src/libs/vdxf/libdxfrw/drw_entities.h

@@ -35,7 +35,7 @@ enum ETYPE
     //        E3DSOLID, //encripted propietry data
     //        ACAD_PROXY_ENTITY,
     ARC,
-    //        ATTDEF,
+    ATTDEF,
     //        ATTRIB,
     BLOCK, // and ENDBLK
            //        BODY, //encripted propietry data
@@ -274,6 +274,26 @@ public:
     double angle{0}; /*!< angle, code 50 */
 };
 
+class DRW_ATTDEF : public DRW_Point
+{
+    SETENTFRIENDS
+
+public:
+    DRW_ATTDEF() { eType = DRW::ATTDEF; }
+
+protected:
+    auto parseCode(int code, const std::unique_ptr<dxfReader> &reader) -> bool override;
+
+public:
+    DRW_Coord adjustmentPoint{}; /*!< alignment point, code 11, 21 & 31 */
+    double height{0};            /*!< height text, code 40 */
+    UTF8STRING text{};           /*!< text string, code 1 */
+    UTF8STRING name{};           /*!< name, code 2 */
+    UTF8STRING promptString{};   /*!< prompt string, code 3 */
+    int flags{0};                /*!< flags, code 70 */
+    int horizontalAdjustment{0}; /*!< Horizontal text justification, code 72, default 0 */
+};
+
 //! Class to handle line entity
 /*!
  *  Class to handle line entity

src/libs/vdxf/libdxfrw/libdxfrw.cpp

@@ -732,6 +732,45 @@ auto dxfRW::writeASTMNotch(DRW_ASTMNotch *ent) -> bool
     return true;
 }
 
+auto dxfRW::writeATTDEF(DRW_ATTDEF *ent) -> bool
+{
+    writer->writeString(0, "ATTDEF");
+
+    writeEntity(ent);
+
+    if (version > DRW::AC1009)
+    {
+        writer->writeString(100, "AcDbText");
+    }
+
+    writer->writeDouble(10, ent->basePoint.x);
+    writer->writeDouble(20, ent->basePoint.y);
+    if (not qFuzzyIsNull(ent->basePoint.z))
+    {
+        writer->writeDouble(30, ent->basePoint.z);
+    }
+
+    writer->writeDouble(11, ent->adjustmentPoint.x);
+    writer->writeDouble(21, ent->adjustmentPoint.y);
+    if (not qFuzzyIsNull(ent->adjustmentPoint.z))
+    {
+        writer->writeDouble(31, ent->adjustmentPoint.z);
+    }
+
+    writer->writeDouble(40, ent->height);
+    writer->writeString(1, ent->text);
+
+    UTF8STRING name = ent->name;
+    std::replace(name.begin(), name.end(), ' ', '_');
+    writer->writeString(2, name);
+
+    writer->writeString(3, ent->promptString);
+    writer->writeInt16(70, ent->flags);
+    writer->writeInt16(73, ent->horizontalAdjustment);
+
+    return true;
+}
+
 auto dxfRW::writeLine(DRW_Line *ent) -> bool
 {
     writer->writeString(0, "LINE");

src/libs/vdxf/libdxfrw/libdxfrw.h

@@ -56,6 +56,7 @@ public:
     auto writeAppId(DRW_AppId *ent) -> bool;
     auto writePoint(DRW_Point *ent) -> bool;
     auto writeASTMNotch(DRW_ASTMNotch *ent) -> bool;
+    auto writeATTDEF(DRW_ATTDEF *ent) -> bool;
     auto writeLine(DRW_Line *ent) -> bool;
     auto writeRay(DRW_Ray *ent) -> bool;
     auto writeXline(DRW_Xline *ent) -> bool;

src/libs/vdxf/vdxfengine.cpp

@@ -27,7 +27,6 @@
 *************************************************************************/
 
 #include "vdxfengine.h"
-#include <QLineF>
 
 #include <QByteArray>
 #include <QColor>
@@ -59,6 +58,7 @@
 #include "../vlayout/vlayoutpoint.h"
 #include "../vmisc/def.h"
 #include "dxiface.h"
+#include "libdxfrw/drw_entities.h"
 
 #if QT_VERSION < QT_VERSION_CHECK(6, 4, 0)
 #include "../vmisc/compatibility.h"
@@ -976,7 +976,7 @@ auto VDxfEngine::ExportToASTM(const QVector<VLayoutPiece> &details) -> bool
         ExportASTMSewLine(detailBlock, detail);
         ExportASTMInternalLine(detailBlock, detail);
         ExportASTMInternalCutout(detailBlock, detail);
-        ExportASTMNotch(detailBlock, detail);
+        ExportASTMNotches(detailBlock, detail);
         ExportAAMAGrainline(detailBlock, detail);
         ExportPieceText(detailBlock, detail);
         ExportASTMDrill(detailBlock, detail);
@@ -1152,18 +1152,35 @@ void VDxfEngine::ExportASTMDrill(const QSharedPointer<dx_ifaceBlock> &detailBloc
 }
 
 //---------------------------------------------------------------------------------------------------------------------
-void VDxfEngine::ExportASTMNotch(const QSharedPointer<dx_ifaceBlock> &detailBlock, const VLayoutPiece &detail)
+void VDxfEngine::ExportASTMNotches(const QSharedPointer<dx_ifaceBlock> &detailBlock, const VLayoutPiece &detail)
 {
-    if (detail.IsSeamAllowance())
+    if (!detail.IsSeamAllowance())
     {
+        return;
+    }
+
     const QVector<VLayoutPassmark> passmarks = detail.GetMappedPassmarks();
     for (const auto &passmark : passmarks)
+    {
+        DRW_ASTMNotch *notch = ExportASTMNotch(passmark);
+        DRW_ATTDEF *attdef = ExportASTMNotchDataDependecy(passmark, notch->layer, detail);
+        detailBlock->ent.push_back(notch);
+
+        if (attdef)
+        {
+            detailBlock->ent.push_back(attdef);
+        }
+    }
+}
+
+//---------------------------------------------------------------------------------------------------------------------
+auto VDxfEngine::ExportASTMNotch(const VLayoutPassmark &passmark) -> DRW_ASTMNotch *
 {
     auto *notch = new DRW_ASTMNotch();
     const QPointF center = passmark.baseLine.p1();
 
-            notch->basePoint = DRW_Coord(FromPixel(center.x(), m_varInsunits),
+    notch->basePoint =
-                                         FromPixel(GetSize().height() - center.y(), m_varInsunits),
+        DRW_Coord(FromPixel(center.x(), m_varInsunits), FromPixel(GetSize().height() - center.y(), m_varInsunits),
                   FromPixel(passmark.baseLine.length(), m_varInsunits));
 
     notch->angle = passmark.baseLine.angle();
@@ -1231,9 +1248,37 @@ void VDxfEngine::ExportASTMNotch(const QSharedPointer<dx_ifaceBlock> &detailBloc
             break;
     };
 
-            detailBlock->ent.push_back(notch);
+    return notch;
 }
+
+//---------------------------------------------------------------------------------------------------------------------
+auto VDxfEngine::ExportASTMNotchDataDependecy(const VLayoutPassmark &passmark, const UTF8STRING &notchLayer,
+                                              const VLayoutPiece &detail) -> DRW_ATTDEF *
+{
+    QVector<VLayoutPoint> boundary = not detail.IsSeamAllowanceBuiltIn() && !passmark.isBuiltIn
+                                         ? detail.GetMappedSeamAllowancePoints()
+                                         : detail.GetMappedContourPoints();
+
+    const QPointF center = passmark.baseLine.p1();
+    QPointF referencePoint;
+    if (not NotchPrecedingPoint(boundary, center, referencePoint))
+    {
+        return nullptr;
     }
+
+    auto *attdef = new DRW_ATTDEF();
+    attdef->layer = not detail.IsSeamAllowanceBuiltIn() && !passmark.isBuiltIn ? *layer1 : *layer14;
+    attdef->basePoint = DRW_Coord(FromPixel(referencePoint.x(), m_varInsunits),
+                                  FromPixel(GetSize().height() - referencePoint.y(), m_varInsunits), 0);
+    attdef->adjustmentPoint =
+        DRW_Coord(FromPixel(center.x(), m_varInsunits), FromPixel(GetSize().height() - center.y(), m_varInsunits), 0);
+    attdef->height = 3.0;
+    attdef->text = "Link:" + notchLayer;
+    attdef->name = "Dependency";
+    attdef->flags = 2;                // this is a constant attribute
+    attdef->horizontalAdjustment = 3; // aligned (if vertical alignment = 0)
+
+    return attdef;
 }
 
 //---------------------------------------------------------------------------------------------------------------------
@@ -1335,6 +1380,55 @@ auto VDxfEngine::GetFileNameForLocale() const -> std::string
 #endif
 }
 
+//---------------------------------------------------------------------------------------------------------------------
+auto VDxfEngine::NotchPrecedingPoint(const QVector<VLayoutPoint> &boundary, QPointF notchBase, QPointF &point) -> bool
+{
+    if (boundary.count() < 2)
+    {
+        return false;
+    }
+
+    if (VFuzzyComparePoints(boundary.constFirst(), notchBase))
+    {
+        point = boundary.constFirst();
+        return true;
+    }
+
+    if (VFuzzyComparePoints(boundary.constLast(), notchBase))
+    {
+        point = boundary.constLast();
+        return true;
+    }
+
+    QPointF candidatePoint;
+    qreal bestDistance = INT_MAX;
+    bool found = false;
+
+    for (qint32 i = 0; i < boundary.count() - 1; ++i)
+    {
+        const QPointF cPoint = VGObject::ClosestPoint(QLineF(boundary.at(i), boundary.at(i + 1)), notchBase);
+
+        if (VGObject::IsPointOnLineSegment(cPoint, boundary.at(i), boundary.at(i + 1)))
+        {
+            const qreal length = QLineF(notchBase, cPoint).length();
+            if (length < bestDistance)
+            {
+                candidatePoint = boundary.at(i);
+                bestDistance = length;
+                found = true;
+            }
+        }
+    }
+
+    if (found)
+    {
+        point = candidatePoint;
+        return true;
+    }
+
+    return found;
+}
+
 //---------------------------------------------------------------------------------------------------------------------
 template <class P, class V, class C>
 auto VDxfEngine::CreateAAMAPolygon(const QVector<C> &polygon, const UTF8STRING &layer, bool forceClosed) -> P *

src/libs/vdxf/vdxfengine.h

@@ -50,6 +50,9 @@ class DRW_Entity;
 class dx_ifaceBlock;
 class VLayoutPoint;
 class DRW_Point;
+class DRW_ASTMNotch;
+struct VLayoutPassmark;
+class DRW_ATTDEF;
 
 #if QT_VERSION >= QT_VERSION_CHECK(6, 0, 0)
 class VTextCodec;
@@ -148,7 +151,11 @@ private:
     void ExportASTMInternalCutout(const QSharedPointer<dx_ifaceBlock> &detailBlock, const VLayoutPiece &detail);
     void ExportASTMAnnotationText(const QSharedPointer<dx_ifaceBlock> &detailBlock, const VLayoutPiece &detail);
     void ExportASTMDrill(const QSharedPointer<dx_ifaceBlock> &detailBlock, const VLayoutPiece &detail);
-    void ExportASTMNotch(const QSharedPointer<dx_ifaceBlock> &detailBlock, const VLayoutPiece &detail);
+    void ExportASTMNotches(const QSharedPointer<dx_ifaceBlock> &detailBlock, const VLayoutPiece &detail);
+
+    Q_REQUIRED_RESULT auto ExportASTMNotch(const VLayoutPassmark &passmark) -> DRW_ASTMNotch *;
+    Q_REQUIRED_RESULT auto ExportASTMNotchDataDependecy(const VLayoutPassmark &passmark, const UTF8STRING &notchLayer,
+                                                        const VLayoutPiece &detail) -> DRW_ATTDEF *;
 
     void ExportTurnPoints(const QSharedPointer<dx_ifaceBlock> &detailBlock, const QVector<VLayoutPoint> &points) const;
     void ExportCurvePoints(const QSharedPointer<dx_ifaceBlock> &detailBlock, const QVector<VLayoutPoint> &points) const;
@@ -165,6 +172,8 @@ private:
 
     static auto FromUnicodeToCodec(const QString &str, VTextCodec *codec) -> std::string;
     auto GetFileNameForLocale() const -> std::string;
+
+    static auto NotchPrecedingPoint(const QVector<VLayoutPoint> &boundary, QPointF notchBase, QPointF &point) -> bool;
 };
 
 #endif // VDXFENGINE_H