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152 lines
8.0 KiB
152 lines
8.0 KiB
15 years ago
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/***************************************************************************
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v4lradio_interfaces.h - description
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-------------------
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begin : Sam Jun 21 2003
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copyright : (C) 2003 by Martin Witte
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email : witte@kawo1.rwth-aachen.de
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***************************************************************************/
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/***************************************************************************
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* *
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* This program is free software; you can redistribute it and/or modify *
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* it under the terms of the GNU General Public License as published by *
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* the Free Software Foundation; either version 2 of the License, or *
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* (at your option) any later version. *
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* *
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***************************************************************************/
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#ifndef KRADIO_V4LCFG_INTERFACES_H
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#define KRADIO_V4LCFG_INTERFACES_H
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#include "../../src/include/interfaces.h"
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#include "math.h"
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struct V4LCaps
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{
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int version;
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TQString description;
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bool hasMute;
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bool hasVolume;
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int minVolume, maxVolume;
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bool hasTreble;
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int minTreble, maxTreble;
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bool hasBass;
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int minBass, maxBass;
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bool hasBalance;
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int minBalance, maxBalance;
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V4LCaps();
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V4LCaps(const V4LCaps &);
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float volumeStep() const { return 1.0 / (float)(maxVolume - minVolume); }
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float trebleStep() const { return 1.0 / (float)(maxTreble - minTreble); }
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float bassStep() const { return 1.0 / (float)(maxBass - minBass); }
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float balanceStep() const { return 1.0 / (float)(maxBalance - minBalance); }
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void setVolume (int min, int max) { hasVolume = true; minVolume = min; maxVolume = max; }
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void setTreble (int min, int max) { hasTreble = true; minTreble = min; maxTreble = max; }
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void setBass (int min, int max) { hasBass = true; minBass = min; maxBass = max; }
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void setBalance(int min, int max) { hasBalance = true; minBalance = min; maxBalance = max; }
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void unsetVolume () { hasVolume = false; minVolume = 0; maxVolume = 65535; }
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void unsetTreble () { hasTreble = false; minTreble = 0; maxTreble = 65535; }
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void unsetBass () { hasBass = false; minBass = 0; maxBass = 65535; }
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void unsetBalance() { hasBalance = false; minBalance = 0; maxBalance = 65535; }
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int intGetVolume (float f) const { return (int)rint(minVolume + (maxVolume - minVolume ) * f); }
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int intGetTreble (float f) const { return (int)rint(minTreble + (maxTreble - minTreble ) * f); }
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int intGetBass (float f) const { return (int)rint(minBass + (maxBass - minBass ) * f); }
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int intGetBalance(float f) const { return (int)rint(minBalance + (maxBalance - minBalance) / 2.0 * (1.0 + f)); }
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float floatGetVolume (int i) const { return (float)(i - minVolume) * volumeStep(); }
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float floatGetTreble (int i) const { return (float)(i - minTreble) * trebleStep(); }
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float floatGetBass (int i) const { return (float)(i - minBass ) * bassStep(); }
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float floatGetBalance(int i) const { return (float)(i - minBalance) * balanceStep() * 2.0 - 1.0; }
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};
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INTERFACE(IV4LCfg, IV4LCfgClient)
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{
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public:
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IF_CON_DESTRUCTOR(IV4LCfg, -1)
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RECEIVERS:
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IF_RECEIVER( setRadioDevice (const TQString &s) )
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IF_RECEIVER( setPlaybackMixer(const TQString &soundStreamClientID, const TQString &ch) )
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IF_RECEIVER( setCaptureMixer (const TQString &soundStreamClientID, const TQString &ch) )
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IF_RECEIVER( setDeviceVolume(float v) )
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IF_RECEIVER( setActivePlayback(bool a) )
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IF_RECEIVER( setMuteOnPowerOff(bool m) )
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IF_RECEIVER( setVolumeZeroOnPowerOff(bool m) )
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SENDERS:
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IF_SENDER ( notifyRadioDeviceChanged (const TQString &s) )
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IF_SENDER ( notifyPlaybackMixerChanged(const TQString &soundStreamClientID, const TQString &Channel) )
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IF_SENDER ( notifyCaptureMixerChanged (const TQString &soundStreamClientID, const TQString &Channel) )
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IF_SENDER ( notifyDeviceVolumeChanged (float v) )
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IF_SENDER ( notifyCapabilitiesChanged (const V4LCaps &) )
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IF_SENDER ( notifyActivePlaybackChanged (bool a) )
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IF_SENDER ( notifyMuteOnPowerOffChanged (bool a) )
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IF_SENDER ( notifyVolumeZeroOnPowerOffChanged (bool a) )
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ANSWERS:
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IF_ANSWER ( const TQString &getRadioDevice () const )
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IF_ANSWER ( const TQString &getPlaybackMixerID () const )
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IF_ANSWER ( const TQString &getCaptureMixerID () const )
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IF_ANSWER ( const TQString &getPlaybackMixerChannel() const )
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IF_ANSWER ( const TQString &getCaptureMixerChannel() const )
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IF_ANSWER ( float getDeviceVolume() const )
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IF_ANSWER ( V4LCaps getCapabilities(TQString dev = TQString()) const )
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IF_ANSWER ( bool getActivePlayback() const )
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IF_ANSWER ( bool getMuteOnPowerOff() const )
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IF_ANSWER ( bool getVolumeZeroOnPowerOff() const )
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};
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INTERFACE(IV4LCfgClient, IV4LCfg)
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{
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public:
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IF_CON_DESTRUCTOR(IV4LCfgClient, 1)
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SENDERS:
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IF_SENDER ( sendRadioDevice (const TQString &s) )
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IF_SENDER ( sendPlaybackMixer(const TQString &soundStreamClientID, const TQString &ch) )
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IF_SENDER ( sendCaptureMixer (const TQString &soundStreamClientID, const TQString &ch) )
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IF_SENDER ( sendDeviceVolume(float v) )
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IF_SENDER ( sendActivePlayback(bool a) )
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IF_SENDER ( sendMuteOnPowerOff(bool a) )
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IF_SENDER ( sendVolumeZeroOnPowerOff(bool a) )
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RECEIVERS:
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IF_RECEIVER( noticeRadioDeviceChanged(const TQString &s) )
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IF_RECEIVER( noticePlaybackMixerChanged(const TQString &soundStreamClientID, const TQString &Channel) )
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IF_RECEIVER( noticeCaptureMixerChanged (const TQString &soundStreamClientID, const TQString &Channel) )
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IF_RECEIVER( noticeDeviceVolumeChanged(float v) )
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IF_RECEIVER( noticeCapabilitiesChanged(const V4LCaps &) )
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IF_RECEIVER( noticeActivePlaybackChanged(bool a) )
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IF_RECEIVER( noticeMuteOnPowerOffChanged(bool a) )
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IF_RECEIVER( noticeVolumeZeroOnPowerOffChanged(bool a) )
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QUERIES:
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IF_QUERY ( const TQString &queryRadioDevice () )
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IF_QUERY ( const TQString &queryPlaybackMixerID () )
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IF_QUERY ( const TQString &queryCaptureMixerID () )
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IF_QUERY ( const TQString &queryPlaybackMixerChannel() )
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IF_QUERY ( const TQString &queryCaptureMixerChannel() )
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IF_QUERY ( float queryDeviceVolume() )
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IF_QUERY ( V4LCaps queryCapabilities(TQString dev = TQString()) )
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IF_QUERY ( bool queryActivePlayback() )
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IF_QUERY ( bool queryMuteOnPowerOff() )
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IF_QUERY ( bool queryVolumeZeroOnPowerOff() )
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RECEIVERS:
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virtual void noticeConnectedI (cmplInterface *, bool /*pointer_valid*/);
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virtual void noticeDisconnectedI (cmplInterface *, bool /*pointer_valid*/);
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};
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#endif
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