@Override
protected void dispatchDraw(Canvas canvas) {
final int saveCount = canvas.save();
canvas.concat(mEffectsController.getEffectsMatrix());
canvas.saveLayerAlpha(
0,
0,
canvas.getWidth(),
canvas.getHeight(),
(int) (255 * mEffectsController.getEffectsAlpha()),
Canvas.HAS_ALPHA_LAYER_SAVE_FLAG);
super.dispatchDraw(canvas);
if (mFadeFactor > 0f) {
mFadePaint.setColor(Color.argb(mFadeFactor, 0, 0, 0));
canvas.drawRect(0, 0, getWidth(), getHeight(), mFadePaint);
}
canvas.restoreToCount(saveCount);
}
@Override
public Animation getEffects() {
return mEffectsController.getEffects();
}
@Override
public void onScroll(float factor, int fadeFactor) {
mFadeFactor = fadeFactor;
if (mEffectsController.apply(factor) || mFadeFactor > 0) invalidate();
}
/* (non-Javadoc)
* @see v9t9.audio.sound.SoundVoice#setVolume(int)
*/
@Override
public void setVolume(int volume) {
super.setVolume(volume);
if (volume == 0) effectsController.stopEnvelope();
else effectsController.updateVoice();
}
@Override
public void setEffects(Animation effects) {
mEffectsController.setEffects(effects);
}
/* (non-Javadoc)
* @see v9t9.audio.sound.ClockedSoundVoice#setPeriod(int)
*/
@Override
public void setPeriod(int period) {
super.setPeriod(period);
effectsController.updateFrequency();
}
@Override
public boolean isActive() {
return super.isActive() || effectsController.isActive();
}
@Override
protected void updateEffect() {
effectsController.updateEffect();
}
@Override
public float getCurrentMagnitude() {
return (float) effectsController.getCurrentSample() / 0x007FFFFF;
}
@Override
protected boolean updateAccumulator() {
return effectsController.updateDivisor();
}