Remove atrophied schematic default wire and bus widths.

(They're now in the netclasses, and specifically the default netclass
if no other netclass is assigned.)

Fixes https://gitlab.com/kicad/code/kicad/issues/9628

eeschema/eeschema_config.cpp

@@ -81,8 +81,6 @@ bool SCH_EDIT_FRAME::LoadProjectSettings()
     settings.m_JunctionSize = GetSchematicJunctionSize();
 
     GetRenderSettings()->SetDefaultPenWidth( settings.m_DefaultLineWidth );
-    GetRenderSettings()->m_DefaultWireThickness = settings.m_DefaultWireThickness;
-    GetRenderSettings()->m_DefaultBusThickness  = settings.m_DefaultBusThickness;
     GetRenderSettings()->m_LabelSizeRatio  = settings.m_LabelSizeRatio;
     GetRenderSettings()->m_TextOffsetRatio = settings.m_TextOffsetRatio;
     GetRenderSettings()->m_PinSymbolSize   = settings.m_PinSymbolSize;

eeschema/sch_bus_entry.cpp

@@ -178,12 +178,12 @@ int SCH_BUS_WIRE_ENTRY::GetPenWidth() const
 
     NETCLASSPTR netclass = NetClass();
 
+    if( !netclass && Schematic() )
+        netclass = Schematic()->Prj().GetProjectFile().NetSettings().m_NetClasses.GetDefault();
+
     if( netclass )
         return netclass->GetWireWidth();
 
-    if( Schematic() )
-        return std::max( Schematic()->Settings().m_DefaultWireThickness, 1 );
-
     return Mils2iu( DEFAULT_WIRE_WIDTH_MILS );
 }
 
@@ -195,12 +195,12 @@ int SCH_BUS_BUS_ENTRY::GetPenWidth() const
 
     NETCLASSPTR netclass = NetClass();
 
+    if( !netclass && Schematic() )
+        netclass = Schematic()->Prj().GetProjectFile().NetSettings().m_NetClasses.GetDefault();
+
     if( netclass )
         return netclass->GetBusWidth();
 
-    if( Schematic() )
-        return std::max( Schematic()->Settings().m_DefaultBusThickness, 1 );
-
     return Mils2iu( DEFAULT_BUS_WIDTH_MILS );
 }
 

eeschema/sch_line.cpp

@@ -280,7 +280,7 @@ void SCH_LINE::SetLineWidth( const int aSize )
 
 int SCH_LINE::GetPenWidth() const
 {
-    NETCLASSPTR netclass = NetClass();
+    NETCLASSPTR netclass;
 
     switch ( m_layer )
     {
@@ -297,24 +297,28 @@ int SCH_LINE::GetPenWidth() const
         if( m_stroke.GetWidth() > 0 )
             return m_stroke.GetWidth();
 
+        netclass = NetClass();
+
+        if( !netclass && Schematic() )
+            netclass = Schematic()->Prj().GetProjectFile().NetSettings().m_NetClasses.GetDefault();
+
         if( netclass )
             return netclass->GetWireWidth();
 
-        if( Schematic() )
-            return Schematic()->Settings().m_DefaultWireThickness;
-
         return Mils2iu( DEFAULT_WIRE_WIDTH_MILS );
 
     case LAYER_BUS:
         if( m_stroke.GetWidth() > 0 )
             return m_stroke.GetWidth();
 
+        netclass = NetClass();
+
+        if( !netclass && Schematic() )
+            netclass = Schematic()->Prj().GetProjectFile().NetSettings().m_NetClasses.GetDefault();
+
         if( netclass )
             return netclass->GetBusWidth();
 
-        if( Schematic() )
-            return Schematic()->Settings().m_DefaultBusThickness;
-
         return Mils2iu( DEFAULT_BUS_WIDTH_MILS );
     }
 }

eeschema/sch_painter.cpp

@@ -78,8 +78,6 @@ SCH_RENDER_SETTINGS::SCH_RENDER_SETTINGS() :
         m_OverrideItemColors( false ),
         m_LabelSizeRatio( DEFAULT_LABEL_SIZE_RATIO ),
         m_TextOffsetRatio( DEFAULT_TEXT_OFFSET_RATIO ),
-        m_DefaultWireThickness( DEFAULT_WIRE_WIDTH_MILS * IU_PER_MILS ),
-        m_DefaultBusThickness( DEFAULT_BUS_WIDTH_MILS * IU_PER_MILS ),
         m_PinSymbolSize( DEFAULT_TEXT_SIZE * IU_PER_MILS / 2 ),
         m_JunctionSize( DEFAULT_JUNCTION_DIAM * IU_PER_MILS )
 {
@@ -345,7 +343,7 @@ float SCH_PAINTER::getLineWidth( const LIB_ITEM* aItem, bool aDrawingShadows ) c
 
 float SCH_PAINTER::getLineWidth( const SCH_ITEM* aItem, bool aDrawingShadows ) const
 {
-    wxCHECK( aItem, static_cast<float>( m_schSettings.m_DefaultWireThickness ) );
+    wxCHECK( aItem, static_cast<float>( Mils2iu( DEFAULT_WIRE_WIDTH_MILS ) ) );
 
     float width = (float) aItem->GetPenWidth();
 

eeschema/sch_painter.h

@@ -119,8 +119,6 @@ public:
     double m_TextOffsetRatio;        // Proportion of font size to offset text above/below
                                      // wires, buses, etc.
 
-    int    m_DefaultWireThickness;
-    int    m_DefaultBusThickness;
     int    m_PinSymbolSize;
     int    m_JunctionSize;
 };

eeschema/sch_plugins/cadstar/cadstar_sch_archive_loader.cpp

@@ -2379,7 +2379,7 @@ int CADSTAR_SCH_ARCHIVE_LOADER::getLineThickness( const LINECODE_ID& aCadstarLin
 {
     wxCHECK( Assignments.Codedefs.LineCodes.find( aCadstarLineCodeID )
                      != Assignments.Codedefs.LineCodes.end(),
-            m_schematic->Settings().m_DefaultWireThickness );
+             Mils2iu( DEFAULT_WIRE_WIDTH_MILS ) );
 
     return getKiCadLength( Assignments.Codedefs.LineCodes.at( aCadstarLineCodeID ).Width );
 }

eeschema/schematic_settings.cpp

@@ -38,8 +38,6 @@ const int schSettingsSchemaVersion = 1;
 SCHEMATIC_SETTINGS::SCHEMATIC_SETTINGS( JSON_SETTINGS* aParent, const std::string& aPath ) :
         NESTED_SETTINGS( "schematic", schSettingsSchemaVersion, aParent, aPath ),
         m_DefaultLineWidth( DEFAULT_LINE_WIDTH_MILS * IU_PER_MILS ),
-        m_DefaultWireThickness( DEFAULT_WIRE_WIDTH_MILS * IU_PER_MILS ),
-        m_DefaultBusThickness( DEFAULT_BUS_WIDTH_MILS * IU_PER_MILS ),
         m_DefaultTextSize( DEFAULT_TEXT_SIZE * IU_PER_MILS ),
         m_LabelSizeRatio( DEFAULT_LABEL_SIZE_RATIO ),
         m_TextOffsetRatio( DEFAULT_TEXT_OFFSET_RATIO ),
@@ -99,14 +97,6 @@ SCHEMATIC_SETTINGS::SCHEMATIC_SETTINGS( JSON_SETTINGS* aParent, const std::strin
             &m_DefaultLineWidth, Mils2iu( defaultLineThickness ), Mils2iu( 5 ), Mils2iu( 1000 ),
             1 / IU_PER_MILS ) );
 
-    m_params.emplace_back( new PARAM_SCALED<int>( "drawing.default_wire_thickness",
-            &m_DefaultWireThickness, Mils2iu( defaultWireThickness ), Mils2iu( 5 ), Mils2iu( 1000 ),
-            1 / IU_PER_MILS ) );
-
-    m_params.emplace_back( new PARAM_SCALED<int>( "drawing.default_bus_thickness",
-            &m_DefaultBusThickness, Mils2iu( defaultBusThickness ),
-            Mils2iu( 5 ), Mils2iu( 1000 ), 1 / IU_PER_MILS ) );
-
     m_params.emplace_back( new PARAM_SCALED<int>( "drawing.default_text_size",
             &m_DefaultTextSize, Mils2iu( defaultTextSize ), Mils2iu( 5 ), Mils2iu( 1000 ),
             1 / IU_PER_MILS ) );

eeschema/schematic_settings.h

@@ -45,8 +45,6 @@ public:
     // Default sizes are all stored in IU here, and in mils in the JSON file
 
     int       m_DefaultLineWidth;
-    int       m_DefaultWireThickness;
-    int       m_DefaultBusThickness;
     int       m_DefaultTextSize;
     double    m_LabelSizeRatio;
     double    m_TextOffsetRatio;