Make sure that after_reading is called when loading a Symbol. This fixes #68

CHANGES.txt

@@ -14,6 +14,7 @@ Bug fixes:
  * Fixed: multiple keywords that matched in the same place both showed reminder text. (#70)
    Now, when there are overlapping matches the longest one is used.
  * Fixed: Slice Image window defaulting to Force to Fit (#69)
+ * Fixed: Wide set symbols being shrunk down (#68)
 
 ------------------------------------------------------------------------------
 -- 2.1.0, 2020-06-01

src/data/symbol.cpp

@@ -335,6 +335,9 @@ void Symbol::after_reading(Version v) {
   SymbolGroup::after_reading(v);
   updateBounds();
 }
+void after_reading(Symbol& symbol, Version v) {
+  symbol.after_reading(v);
+}
 
 double Symbol::aspectRatio() const {
   // Margin between the edges and the symbol.

src/data/symbol.hpp

@@ -293,7 +293,9 @@ public:
   
   DECLARE_REFLECTION_OVERRIDE();
   void after_reading(Version) override;
+  friend void after_reading(Symbol&, Version);
 };
+void after_reading(Symbol&, Version);
 
 /// A default symbol: a square
 SymbolP default_symbol();