Added <prefix> and <suffix> tags;

Added prefix and suffix support to combined_editor;
'always symbol' now checks if the symbols are available in the symbol font;
Fixed parser bug in spec_sort;
A first information field is no longer used as set identification

git-svn-id: svn://svn.code.sf.net/p/magicseteditor/code/trunk@653 0fc631ac-6414-0410-93d0-97cfa31319b6

src/data/symbol_font.hpp

@@ -47,10 +47,13 @@ class SymbolFont : public Packaged {
 		SymbolInFont* symbol;	///< Symbol to draw, if nullptr, use the default symbol and draw the text
 	};
 	typedef vector<DrawableSymbol> SplitSymbols;
-	
+		
 	/// Split a string into separate symbols for drawing and for determining their size
 	void split(const String& text, SplitSymbols& out) const;
 	
+	/// How many consecutive characters of the text, starting at start can be rendered with this symbol font?
+	size_t recognizePrefix(const String& text, size_t start) const;
+	
 	/// Draw a piece of text
 	void draw(RotatedDC& dc, Context& ctx, const RealRect& rect, double font_size, const Alignment& align, const String& text);
 	/// Get information on characters in a string