public void muteVolume() {
if (mVolumeBeforeMute != -1) {
mSeekBar.setProgress(mVolumeBeforeMute);
startSample();
volumizerStrategy.setVolume(mVolumeBeforeMute);
mVolumeBeforeMute = -1;
} else {
mVolumeBeforeMute = mSeekBar.getProgress();
mSeekBar.setProgress(0);
volumizerStrategy.stopSample();
volumizerStrategy.setVolume(0);
}
}
public void changeVolumeBy(int amount) {
mSeekBar.incrementProgressBy(amount);
startSample();
volumizerStrategy.setVolume(mSeekBar.getProgress());
mVolumeBeforeMute = -1;
}
@Override
public void onProgressChanged(SeekBar seekBar, int progress, boolean fromTouch) {
if (!fromTouch) return;
volumizerStrategy.setVolume(progress);
}