new tree file format

src/person.hpp

@@ -20,10 +20,10 @@ struct EventTime
 	I8  minute;		//0-59
 };
 
-enum Genders: U8
+enum Sex: U8
 {
-	FEMALE = 0,
-	MALE
+	M = 0,
+	F
 };
 
 enum BoxColors: U8 {
@@ -41,7 +41,7 @@ class Person
 {
 public:
 	Person() = default;
-	Person(const char* name, EventTime birth={}, bool sex=true, EventTime death={});
+	Person(const char* name, EventTime birth={}, Sex=M, EventTime death={});
 	/* Person(Person&&) = default; */
 	/* Person& operator=(Person&&) = default; */
 	/* Person& operator=(const Person&) = default; */
@@ -54,7 +54,6 @@ public:
 
 	void displayInfo() const;
 
-	bool isMale() const;
 	const EventTime& birth() const { return birth_; };
 	U16 boxWidth() const;
 
@@ -63,9 +62,8 @@ public:
 	   returns the width of the box*/
 	void draw(I16 drawY, I16 drawX, bool selected, bool hasSpouse, bool isSpouse, bool hasChildren=false) const;
 
-private:
 	std::string name_;
 	EventTime birth_;
-	bool isMale_;
+	Sex sex;
 	EventTime death_;
 };