1/* ----------------------------------------------------------------------------- 2 * See the LICENSE file for information on copyright, usage and redistribution 3 * of SWIG, and the README file for authors - http://www.swig.org/release.html. 4 * 5 * std_vector.i 6 * 7 * SWIG typemaps for std::vector types 8 * ----------------------------------------------------------------------------- */ 9 10%include <std_common.i> 11 12// ------------------------------------------------------------------------ 13// std::vector 14// 15// The aim of all that follows would be to integrate std::vector with 16// Python as much as possible, namely, to allow the user to pass and 17// be returned Python tuples or lists. 18// const declarations are used to guess the intent of the function being 19// exported; therefore, the following rationale is applied: 20// 21// -- f(std::vector<T>), f(const std::vector<T>&), f(const std::vector<T>*): 22// the parameter being read-only, either a Python sequence or a 23// previously wrapped std::vector<T> can be passed. 24// -- f(std::vector<T>&), f(std::vector<T>*): 25// the parameter must be modified; therefore, only a wrapped std::vector 26// can be passed. 27// -- std::vector<T> f(): 28// the vector is returned by copy; therefore, a Python sequence of T:s 29// is returned which is most easily used in other Python functions 30// -- std::vector<T>& f(), std::vector<T>* f(), const std::vector<T>& f(), 31// const std::vector<T>* f(): 32// the vector is returned by reference; therefore, a wrapped std::vector 33// is returned 34// ------------------------------------------------------------------------ 35 36%{ 37#include <vector> 38#include <algorithm> 39#include <stdexcept> 40%} 41 42// exported class 43 44namespace std { 45 template <class T> class vector { 46 public: 47 vector(unsigned int size = 0); 48 vector(unsigned int size, const T& value); 49 vector(const vector<T>&); 50 unsigned int size() const; 51 bool empty() const; 52 void clear(); 53 void push_back(const T& x); 54 T operator [] ( int f ); 55 vector <T> &operator = ( vector <T> &other ); 56 %extend { 57 void set( int i, const T &x ) { 58 self->resize(i+1); 59 (*self)[i] = x; 60 } 61 }; 62 %extend { 63 T *to_array() { 64 T *array = new T[self->size() + 1]; 65 for( int i = 0; i < self->size(); i++ ) 66 array[i] = (*self)[i]; 67 return array; 68 } 69 }; 70 }; 71}; 72 73%insert(ml) %{ 74 75 let array_to_vector v argcons array = 76 for i = 0 to (Array.length array) - 1 do 77 (invoke v) "set" (C_list [ C_int i ; (argcons array.(i)) ]) 78 done ; 79 v 80 81 let vector_to_array v argcons array = 82 for i = 0; to (get_int ((invoke v) "size" C_void)) - 1 do 83 array.(i) <- argcons ((invoke v) "[]" (C_int i)) 84 done ; 85 v 86 87%} 88 89%insert(mli) %{ 90 val array_to_vector : c_obj -> ('a -> c_obj) -> 'a array -> c_obj 91 val vector_to_array : c_obj -> (c_obj -> 'a) -> 'a array -> c_obj 92%} 93