X-Git-Url: https://git.pterodactylus.net/?a=blobdiff_plain;f=synfig-core%2Ftrunk%2Fsrc%2Fsynfig%2Fvalue.h;h=2bf39bbe9b8dcdd6c741ae3716497180f6cc2f2b;hb=c3e45b84cbe115d9a8d216f1ce99d06fdd49ccca;hp=c5cd89b2f17b4dbd4b21525ee07ae7c32ce3d711;hpb=e8a065f2385c219c511b57dac52786120bfa097d;p=synfig.git diff --git a/synfig-core/trunk/src/synfig/value.h b/synfig-core/trunk/src/synfig/value.h index c5cd89b..2bf39bb 100644 --- a/synfig-core/trunk/src/synfig/value.h +++ b/synfig-core/trunk/src/synfig/value.h @@ -2,10 +2,11 @@ /*! \file value.h ** \brief Template Header ** -** $Id: value.h,v 1.1.1.1 2005/01/04 01:23:15 darco Exp $ +** $Id$ ** ** \legal ** Copyright (c) 2002-2005 Robert B. Quattlebaum Jr., Adrian Bentley +** Copyright (c) 2007 Chris Moore ** ** This package is free software; you can redistribute it and/or ** modify it under the terms of the GNU General Public License as @@ -41,6 +42,10 @@ #include "blinepoint.h" #include "exception.h" +#ifdef USE_HALF_TYPE +#include +#endif + #ifndef SYNFIG_NO_ANGLE #include "angle.h" #endif @@ -62,7 +67,7 @@ class Segment; class Gradient; class BLinePoint; class Color; - + /*! \class ValueBase ** \todo writeme */ @@ -78,25 +83,25 @@ public: enum Type { TYPE_NIL=0, //!< Represents an empty value - + TYPE_BOOL, TYPE_INTEGER, TYPE_ANGLE, //!< Angle // All types after this point are larger than 32 bits - + TYPE_TIME, //!< Time TYPE_REAL, //!< Real // All types after this point are larger than 64 bits - + TYPE_VECTOR, //!< Vector TYPE_COLOR, //!< Color TYPE_SEGMENT, //!< Segment TYPE_BLINEPOINT, //!< BLinePoint // All types after this point require construction/destruction - + TYPE_LIST, //!< List TYPE_CANVAS, //!< Canvas TYPE_STRING, //!< String @@ -104,7 +109,7 @@ public: TYPE_END //!< Not a valid type, used for sanity checks }; - + private: typedef std::vector list_type; @@ -114,16 +119,16 @@ private: */ protected: - + Type type; void *data; etl::reference_counter ref_count; - bool loop_; + bool loop_; /* -- ** -- C O N S T R U C T O R S ----------------------------------- */ - + public: //! \writeme @@ -140,7 +145,7 @@ public: //! \writeme ~ValueBase(); - + /* -- ** -- O P E R A T O R S --------------------------------------------------- */ @@ -152,7 +157,7 @@ public: { set(x); return *this; } //! \writeme - ValueBase& operator=(const ValueBase& x); + ValueBase& operator=(const ValueBase& x); //! \writeme bool operator==(const ValueBase& rhs)const; @@ -177,14 +182,14 @@ public: bool get_loop()const { return loop_; } //! \writeme - void set_loop(bool x) { loop_=x; } - + void set_loop(bool x) { loop_=x; } + //! \writeme bool empty()const; //! \writeme Type get_contained_type()const; - + //! Returns true if the contained value is defined and valid. bool is_valid()const; @@ -193,26 +198,31 @@ public: //! Returns the type of the contained value const Type & get_type()const { return type; } - + //! Checks the type of the parameter against itself. Returns true if they are of the same type. template bool - same_as(const T &x)const + same_type_as(const T &x)const { const Type testtype(get_type(x)); - + + return same_type_as(testtype); + } + + bool same_type_as(const Type testtype)const + { if(testtype==type)return true; if( (type==TYPE_REAL || type==TYPE_TIME) && (testtype==TYPE_REAL || testtype==TYPE_TIME) ) return true; return false; } - - - // === GET MEMBERS ======================================================== + + + // === GET MEMBERS ======================================================== template const T &get(const T& x)const { - assert(is_valid() && same_as(x)); + assert(is_valid() && same_type_as(x)); return *static_cast(data); } float get(const float &)const { return get(Real()); } @@ -223,37 +233,37 @@ public: const char* get(const char*)const; const list_type& get_list()const { return get(list_type()); } // ======================================================================== - - - - // === PUT MEMBERS ======================================================== + + + + // === PUT MEMBERS ======================================================== template void put(T* x)const { - assert(same_as(*x)); + assert(same_type_as(*x)); *x=*static_cast(data); } void put(float* x)const { *x=get(Real()); } void put(char** x)const; // ======================================================================== - - - // === SET MEMBERS ======================================================== + + + // === SET MEMBERS ======================================================== template void set(const T& x) { _set(x); } void set(const float &x) { _set(Real(x)); } void set(const list_type &x); - void set(const char* x); + void set(const char* x); void set(Canvas*x); void set(etl::loose_handle x); void set(etl::handle x); template void set(const std::vector &x) { _set(list_type(x.begin(),x.end())); } template void set(const std::list &x) - { _set(list_type(x.begin(),x.end())); } + { _set(list_type(x.begin(),x.end())); } // ======================================================================== - + /* -- ** -- S T A T I C F U N C T I O N S ------------------------------------- */ @@ -267,7 +277,7 @@ public: static Type ident_type(const String &str); - // === GET TYPE MEMBERS =================================================== + // === GET TYPE MEMBERS =================================================== static const Type get_type(bool) { return TYPE_BOOL; } static const Type get_type(int) { return TYPE_INTEGER; } static const Type get_type(const Time&) { return TYPE_TIME; } @@ -283,15 +293,15 @@ public: static const Type get_type(const etl::handle&) { return TYPE_CANVAS; } static const Type get_type(const etl::loose_handle&) - { return TYPE_CANVAS; } + { return TYPE_CANVAS; } static const Type get_type(const list_type&) { return TYPE_LIST; } - template static const Type get_type(const std::vector &x) + template static const Type get_type(const std::vector &/*x*/) { return TYPE_LIST; } - template static const Type get_type(const std::list &x) + template static const Type get_type(const std::list &/*x*/) { return TYPE_LIST; } // ======================================================================== - + /* -- ** -- C A S T O P E R A T O R S ----------------------------------------- */ @@ -302,7 +312,7 @@ public: //operator const Color&()const { return get(Color()); } //operator const Real&()const { return get(Real()); } //operator const Time&()const { return get(Time()); } - + operator const Vector&()const { return get(Vector()); } operator const BLinePoint&()const { return get(BLinePoint()); } //operator const int&()const { return get(int()); } @@ -324,7 +334,7 @@ public: static const Type get_type(const half&) { return TYPE_REAL; } operator half()const { return get(Real()); } #endif - + #ifndef SYNFIG_NO_ANGLE operator const Angle&()const { return get(Angle()); } static const Type get_type(const Angle&) { return TYPE_ANGLE; } @@ -345,16 +355,16 @@ public: return ret; } - + private: - + template void _set(const T& x) { const Type newtype(get_type(x)); - + assert(newtype!=TYPE_NIL); - + if(newtype==type) { if(ref_count.unique()) @@ -369,7 +379,7 @@ private: type=newtype; ref_count.reset(); data=new T(x); - } + } }; // END of class ValueBase @@ -383,21 +393,21 @@ public: Value(const T &x):ValueBase(x) { } - + Value(const ValueBase &x):ValueBase(x) { - if(!x.same_as(T())) + if(!x.same_type_as(T())) throw Exception::BadType("Value(ValueBase): Type Mismatch"); } - + Value() { } - + T get()const { return ValueBase::get(T()); } void put(T* x)const { ValueBase::put(x); } - + void set(const T& x) { ValueBase::operator=(x); } Value& operator=(const T& x) { set(x); return *this; } @@ -406,11 +416,11 @@ public: Value& operator=(const ValueBase& x) { - if(!x.same_as(T())) + if(!x.same_type_as(T())) throw Exception::BadType("Value(ValueBase): Type Mismatch"); return ValueBase::operator=(x); } - + }; // END of class Value /* @@ -423,17 +433,17 @@ public: } Value(const ValueBase &x):ValueBase(x) { - if(!x.same_as(T())) + if(!x.same_type_as(T())) throw Exception::BadType("Value(ValueBase): Type Mismatch"); } Value() { } - + T get()const { return ValueBase::get(T()); } void put(T* x)const { ValueBase::put(x); } - + void set(const T& x) { ValueBase::operator=(x); } Value& operator=(const T& x) { set(x); return *this; } @@ -442,11 +452,11 @@ public: Value& operator=(const ValueBase& x) { - if(!x.same_as(T())) + if(!x.same_type_as(T())) throw Exception::BadType("Value(ValueBase): Type Mismatch"); return ValueBase::operator=(x); } - + }; // END of class Value */