ECRobot C++ API for LEGO MINDSTORMS NXT: device/Speaker.h Source File

device/Speaker.h

00001 //
+00002 // Speaker.h
+00003 //
+00004 // Copyright 2009 by Takashi Chikamasa, Jon C. Martin and Robert W. Kramer
+00005 //
+00006 
+00007 #ifndef SPEAKER_H_
+00008 #define SPEAKER_H_
+00009 
+00010 extern "C"
+00011 {
+00012         #include "ecrobot_interface.h"
+00013         #include "rtoscalls.h"
+00014 };
+00015 
+00016 namespace ecrobot
+00017 {
+00021 class Speaker
+00022 {
+00023 public:
+00027         static const U32 MIN_TONE_FREQ = 33;
+00028 
+00032         static const U32 MAX_TONE_FREQ = 1976;
+00033 
+00039         Speaker(void);
+00040 
+00048         void playTone(U32 freq, U32 duration, U32 volume);
+00049         
+00057         S16 playWav(const CHAR* file, U32 length, U32 volume);
+00058 };
+00059 }
+00060 #endif
+