Altium schematic: import net label justification.

(cherry picked from commit 37772ac29e)

eeschema/sch_plugins/altium/altium_parser_sch.cpp

@@ -667,6 +667,9 @@ ASCH_NET_LABEL::ASCH_NET_LABEL( const std::map<wxString, wxString>& aProps )
     location = VECTOR2I( ReadKiCadUnitFrac( aProps, "LOCATION.X" ),
                          -ReadKiCadUnitFrac( aProps, "LOCATION.Y" ) );
 
+    justification = ReadEnum<ASCH_LABEL_JUSTIFICATION>( aProps, "JUSTIFICATION", 0, 8,
+                                                        ASCH_LABEL_JUSTIFICATION::BOTTOM_LEFT );
+
     orientation = ReadEnum<ASCH_RECORD_ORIENTATION>( aProps, "ORIENTATION", 0, 3,
                                                      ASCH_RECORD_ORIENTATION::RIGHTWARDS );
 }

eeschema/sch_plugins/altium/altium_parser_sch.h

@@ -663,6 +663,7 @@ struct ASCH_NET_LABEL
 
     VECTOR2I location;
 
+    ASCH_LABEL_JUSTIFICATION justification;
     ASCH_RECORD_ORIENTATION orientation;
 
     explicit ASCH_NET_LABEL( const std::map<wxString, wxString>& aProps );

eeschema/sch_plugins/altium/sch_altium_plugin.cpp

@@ -2639,27 +2639,7 @@ void SCH_ALTIUM_PLUGIN::ParseNetLabel( const std::map<wxString, wxString>& aProp
     SCH_SCREEN* screen = getCurrentScreen();
     wxCHECK( screen, /* void */ );
 
-    switch( elem.orientation )
+    SetTextPositioning( label, elem.justification, elem.orientation );
-    {
-    case ASCH_RECORD_ORIENTATION::RIGHTWARDS:
-        label->SetTextSpinStyle( TEXT_SPIN_STYLE::RIGHT );
-        break;
-
-    case ASCH_RECORD_ORIENTATION::UPWARDS:
-        label->SetTextSpinStyle( TEXT_SPIN_STYLE::UP );
-        break;
-
-    case ASCH_RECORD_ORIENTATION::LEFTWARDS:
-        label->SetTextSpinStyle( TEXT_SPIN_STYLE::LEFT );
-        break;
-
-    case ASCH_RECORD_ORIENTATION::DOWNWARDS:
-        label->SetTextSpinStyle( TEXT_SPIN_STYLE::BOTTOM );
-        break;
-
-    default:
-        break;
-    }
 
     label->SetFlags( IS_NEW );
     screen->Append( label );