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80 lines
2.4 KiB
80 lines
2.4 KiB
#ifndef VOLUME_H
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#define VOLUME_H
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#include <fstream>
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#include <kdebug.h>
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class Volume
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{
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public:
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enum ChannelMask { MNONE = 0,
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MLEFT = 1, MRIGHT = 2, MCENTER = 4,
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MMAIN = 3, MFRONT = 7,
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MREARLEFT = 8, MREARRIGHT = 16, MWOOFER = 32,
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MREAR = 56,
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MLEFTREC = 64, MRIGHTREC = 128,
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MREC =192,
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MCUSTOM1 =256, MCUSTOM2 = 512,
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MALL=65535 };
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enum ChannelID { CHIDMIN = 0,
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LEFT = 0, RIGHT = 1, CENTER = 2,
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REARLEFT = 3, REARRIGHT = 4, WOOFER = 5,
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LEFTREC = 6, RIGHTREC = 7,
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CUSTOM1 = 8, CUSTOM2 = 9, CHIDMAX = 9 };
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Volume( ChannelMask chmask = MALL, long maxVolume = 100, long minVolume=0, bool isCapture=false );
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Volume( const Volume &v );
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Volume( int channels, long maxVolume );
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// Set all volumes as given by vol
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void setAllVolumes(long vol);
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// Set all volumes to the ones given in vol
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void setVolume(const Volume &vol );
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// Set volumes as specified by the channel mask
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void setVolume( const Volume &vol, ChannelMask chmask);
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void setVolume( ChannelID chid, long volume);
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long getVolume(ChannelID chid);
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long getAvgVolume(ChannelMask chmask);
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long getTopStereoVolume(ChannelMask chmask);
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long operator[](int);
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long maxVolume();
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long minVolume();
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int count();
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void setMuted( bool val ) { _muted = val; };
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bool isMuted() { return _muted; };
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bool isCapture() { return _isCapture; };
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friend std::ostream& operator<<(std::ostream& os, const Volume& vol);
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friend kdbgstream& operator<<(kdbgstream& os, const Volume& vol);
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// _channelMaskEnum[] and the following elements moved to public seection. operator<<() could not
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// access it, when private. Strange, as operator<<() is declared friend.
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static int _channelMaskEnum[10];
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bool _muted;
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bool _isCapture; // true, when the Volume represents capture/record levels
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long _chmask;
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long _volumes[CHIDMAX+1];
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long _maxVolume;
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long _minVolume;
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private:
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void init( ChannelMask chmask, long, long, bool );
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long volrange( int vol );
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long volrangeRec( int vol );
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};
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std::ostream& operator<<(std::ostream& os, const Volume& vol);
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kdbgstream& operator<<(kdbgstream &os, const Volume& vol);
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#endif // VOLUME
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