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1 #pragma once
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2
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3 //playable_location stores location of a playable resource, currently implemented as file path and integer for indicating multiple playable "subsongs" per file
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4 //also see: file_info.h
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5 //for getting more info about resource referenced by a playable_location, see metadb.h
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6
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7 //char* strings are all UTF-8
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8
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9 class NOVTABLE playable_location//interface (for passing around between DLLs)
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10 {
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11 public:
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12 virtual const char * get_path() const = 0;
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13 virtual void set_path(const char*) = 0;
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14 virtual t_uint32 get_subsong() const = 0;
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15 virtual void set_subsong(t_uint32) = 0;
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16
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17 void copy(const playable_location & p_other) {
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18 set_path(p_other.get_path());
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19 set_subsong(p_other.get_subsong());
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20 }
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21
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22 static int g_compare(const playable_location & p_item1,const playable_location & p_item2);
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23 static bool g_equals( const playable_location & p_item1, const playable_location & p_item2);
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24
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25 const playable_location & operator=(const playable_location & src) {copy(src);return *this;}
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26
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27 bool operator==(const playable_location & p_other) const;
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28 bool operator!=(const playable_location & p_other) const;
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29
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30 void reset();
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31
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32 inline t_uint32 get_subsong_index() const {return get_subsong();}
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33 inline void set_subsong_index(t_uint32 v) {set_subsong(v);}
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34
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35 bool is_empty() const;
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36 bool is_valid() const;
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37
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38
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39 enum {case_sensitive = true};
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40 typedef pfc::comparator_strcmp path_comparator;
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41
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42 class comparator {
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43 public:
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44 static int compare(const playable_location & v1, const playable_location & v2) {return g_compare(v1,v2);}
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45 };
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46 static int path_compare( const char * p1, const char * p2 );
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47
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48 protected:
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49 playable_location() {}
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50 ~playable_location() {}
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51 };
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52
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53 typedef playable_location * pplayable_location;
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54 typedef playable_location const * pcplayable_location;
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55 typedef playable_location & rplayable_location;
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56 typedef playable_location const & rcplayable_location;
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57
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58 class playable_location_impl : public playable_location//implementation
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59 {
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60 public:
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61 virtual const char * get_path() const;
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62 virtual void set_path(const char* p_path);
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63 virtual t_uint32 get_subsong() const;
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64 virtual void set_subsong(t_uint32 p_subsong);
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65
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66 const playable_location_impl & operator=(const playable_location & src);
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67
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68 playable_location_impl();
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69 playable_location_impl(const char * p_path,t_uint32 p_subsong);
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70 playable_location_impl(const playable_location & src);
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71 private:
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72 pfc::string_simple m_path;
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73 t_uint32 m_subsong;
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74 };
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75
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76 // usage: somefunction( make_playable_location("file://c:\blah.ogg",0) );
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77 // only for use as a parameter to a function taking const playable_location &
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78 class make_playable_location : public playable_location
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79 {
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80 const char * path;
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81 t_uint32 num;
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82
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83 virtual void set_path(const char*);
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84 virtual void set_subsong(t_uint32);
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85 public:
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86 virtual const char * get_path() const;
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87 virtual t_uint32 get_subsong() const;
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88
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89 make_playable_location(const char * p_path,t_uint32 p_num);
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90 };
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91
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92 pfc::string_base & operator<<(pfc::string_base & p_fmt,const playable_location & p_location);
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