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1 #ifndef INCLUDED_PORTAUDIO_HOSTAPI_HXX
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2 #define INCLUDED_PORTAUDIO_HOSTAPI_HXX
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3
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4 // ---------------------------------------------------------------------------------------
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5
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6 #include "portaudio.h"
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7
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8 #include "portaudiocpp/System.hxx"
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9
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10 // ---------------------------------------------------------------------------------------
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11
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12 // Forward declaration(s):
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13 namespace portaudio
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14 {
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15 class Device;
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16 }
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17
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18 // ---------------------------------------------------------------------------------------
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19
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20 // Declaration(s):
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21 namespace portaudio
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22 {
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23
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24
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25 //////
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26 /// @brief HostApi represents a host API (usually type of driver) in the System.
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27 ///
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28 /// A single System can support multiple HostApi's each one typically having
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29 /// a set of Devices using that HostApi (usually driver type). All Devices in
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30 /// the HostApi can be enumerated and the default input/output Device for this
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31 /// HostApi can be retreived.
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32 //////
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33 class HostApi
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34 {
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35 public:
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36 typedef System::DeviceIterator DeviceIterator;
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37
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38 // query info: id, name, numDevices
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39 PaHostApiTypeId typeId() const;
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40 PaHostApiIndex index() const;
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41 const char *name() const;
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42 int deviceCount() const;
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43
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44 // iterate devices
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45 DeviceIterator devicesBegin();
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46 DeviceIterator devicesEnd();
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47
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48 // default devices
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49 Device &defaultInputDevice() const;
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50 Device &defaultOutputDevice() const;
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51
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52 // comparison operators
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53 bool operator==(const HostApi &rhs) const;
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54 bool operator!=(const HostApi &rhs) const;
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55
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56 private:
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57 const PaHostApiInfo *info_;
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58 Device **devices_;
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59
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60 private:
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61 friend class System;
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62
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63 explicit HostApi(PaHostApiIndex index);
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64 ~HostApi();
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65
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66 HostApi(const HostApi &); // non-copyable
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67 HostApi &operator=(const HostApi &); // non-copyable
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68 };
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69
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70
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71 }
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72
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73 // ---------------------------------------------------------------------------------------
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74
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75 #endif // INCLUDED_PORTAUDIO_HOSTAPI_HXX
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76
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