1 #include <stdio.h>

2 #include <string.h>

3 #include "datapath.h"

4

5 namespace goatgfx {

6

7 template <typename T>

8 DataSet<T>::DataSet(T (*load_func)(const char*), void (*destr_func)(T))

9 {

10 load = load_func;

11 destroy = destr_func;

12 }

13

14 template <typename T>

15 DataSet<T>::~DataSet()

16 {

17 clear();

18 }

19

20 template <typename T>

21 void DataSet<T>::clear()

22 {

23 if(destroy) {

24 typename std::map<std::string, T>::iterator it = data.begin();

25 while(it != data.end()) {

26 destroy(it++->second);

27 }

28 }

29 data.clear();

30 }

31

32 template <typename T>

33 T DataSet<T>::get(const char *name) const

34 {

35 typename std::map<std::string, T>::const_iterator iter = data.find(name);

36 if(iter != data.end()) {

37 return iter->second;

38 }

39

40 std::string path = goatgfx::datafile_path(name);

41 if(path.empty()) {

42 fprintf(stderr, "can't find data file: %s\n", name);

43 return 0;

44 }

45

46 T res = load(path.c_str());

47 if(res) {

48 data[name] = res;

49 }

50 return res;

51 }

52

53 } // namespace goatgfx