private void initBarsAndFrequencies(int bandCount) {
clearBarsAndFrequencies();
min = Equalizer.getMinBandLevel();
max = Equalizer.getMaxBandLevel();
frequencies = new int[bandCount];
bars = new BgSeekBar[bandCount];
for (int i = bandCount - 1; i >= 0; i--) frequencies[i] = Equalizer.getBandFrequency(i);
}
@Override
public void run() {
// the effects have just been reset!
enablingEffect = false;
chkEqualizer.setChecked(Equalizer.isEnabled(audioSink));
chkBass.setChecked(BassBoost.isEnabled(audioSink));
chkVirtualizer.setChecked(Virtualizer.isEnabled(audioSink));
}
@Override
public void onFileSelected(int id, String path, String name) {
if (id == MNU_LOADPRESET) {
final SerializableMap opts = SerializableMap.deserialize(getApplication(), path);
if (opts != null) {
Equalizer.deserialize(opts, audioSink);
BassBoost.deserialize(opts, audioSink);
Virtualizer.deserialize(opts, audioSink);
Player.commitAllEffects(audioSink);
updateEffects();
}
} else {
final SerializableMap opts = new SerializableMap(Equalizer.getBandCount() << 1);
Equalizer.serialize(opts, audioSink);
BassBoost.serialize(opts, audioSink);
Virtualizer.serialize(opts, audioSink);
opts.serialize(getApplication(), path);
}
}
@Override
public boolean onMenuItemClick(MenuItem item) {
switch (item.getItemId()) {
case MNU_ZEROPRESET:
for (int i = Equalizer.getBandCount() - 1; i >= 0; i--)
Equalizer.setBandLevel(i, 0, audioSink);
BassBoost.setStrength(0, audioSink);
Virtualizer.setStrength(0, audioSink);
Player.commitAllEffects(audioSink);
updateEffects();
break;
case MNU_LOADPRESET:
startActivity(
new ActivityFileSelection(
getText(R.string.load_preset),
MNU_LOADPRESET,
false,
false,
getText(R.string.item_preset).toString(),
"#pset",
this),
0,
null,
false);
break;
case MNU_SAVEPRESET:
startActivity(
new ActivityFileSelection(
getText(R.string.save_preset),
MNU_SAVEPRESET,
true,
false,
getText(R.string.item_preset).toString(),
"#pset",
this),
0,
null,
false);
break;
}
return true;
}
@Override
public void onClick(View view) {
if (view == btnGoBack) {
finish(0, view, true);
} else if (view == btnMenu) {
CustomContextMenu.openContextMenu(btnMenu, this);
} else if (view == btnChangeEffect) {
Player.bassBoostMode = !Player.bassBoostMode;
prepareViewForMode(false);
} else if (view == chkEqualizer) {
if (enablingEffect) return;
if (!Equalizer.isSupported()) {
chkEqualizer.setChecked(false);
UI.toast(getApplication(), R.string.effect_not_supported);
return;
}
enablingEffect = true;
Player.enableEffects(
chkEqualizer.isChecked(),
chkBass.isChecked(),
chkVirtualizer.isChecked(),
audioSink,
this);
} else if (view == chkBass) {
if (enablingEffect) return;
if (!BassBoost.isSupported()) {
chkBass.setChecked(false);
UI.toast(getApplication(), R.string.effect_not_supported);
return;
}
enablingEffect = true;
Player.enableEffects(
chkEqualizer.isChecked(),
chkBass.isChecked(),
chkVirtualizer.isChecked(),
audioSink,
this);
} else if (view == chkVirtualizer) {
if (enablingEffect) return;
if (!Virtualizer.isSupported()) {
chkVirtualizer.setChecked(false);
UI.toast(getApplication(), R.string.effect_not_supported);
return;
}
enablingEffect = true;
Player.enableEffects(
chkEqualizer.isChecked(),
chkBass.isChecked(),
chkVirtualizer.isChecked(),
audioSink,
this);
}
}
private void updateEffects() {
chkEqualizer.setChecked(Equalizer.isEnabled(audioSink));
if (bars != null && frequencies != null) {
for (int i = bars.length - 1; i >= 0; i--) {
final BgSeekBar bar = bars[i];
if (bar != null) {
final int level = Equalizer.getBandLevel(i, audioSink);
bars[i].setText(format(frequencies[i], level));
bars[i].setValue(
((level <= LevelThreshold) && (level >= -LevelThreshold))
? (-min / 10)
: ((level - min) / 10));
}
}
}
chkBass.setChecked(BassBoost.isEnabled(audioSink));
barBass.setValue(BassBoost.getStrength(audioSink));
barBass.setText(format(BassBoost.getStrength(audioSink)));
chkVirtualizer.setChecked(Virtualizer.isEnabled(audioSink));
barVirtualizer.setValue(Virtualizer.getStrength(audioSink));
barVirtualizer.setText(format(Virtualizer.getStrength(audioSink)));
}
@Override
public void onValueChanged(BgSeekBar seekBar, int value, boolean fromUser, boolean usingKeys) {
if (!fromUser) return;
if (seekBar == barBass) {
BassBoost.setStrength(value, audioSink);
seekBar.setText(format(BassBoost.getStrength(audioSink)));
} else if (seekBar == barVirtualizer) {
Virtualizer.setStrength(value, audioSink);
seekBar.setText(format(Virtualizer.getStrength(audioSink)));
} else if (bars != null && frequencies != null) {
for (int i = bars.length - 1; i >= 0; i--) {
if (seekBar == bars[i]) {
int level = (10 * value) + min;
if (!usingKeys && (level <= LevelThreshold) && (level >= -LevelThreshold)) {
level = 0;
seekBar.setValue(-min / 10);
}
Equalizer.setBandLevel(i, level, audioSink);
seekBar.setText(format(frequencies[i], Equalizer.getBandLevel(i, audioSink)));
return;
}
}
}
}
private void prepareViewForMode(boolean isCreatingLayout) {
LinearLayout.LayoutParams lp;
final Context ctx = getApplication();
updateEffects();
if (Player.bassBoostMode) {
UI.animationReset();
UI.animationAddViewToHide(panelEqualizer);
UI.animationAddViewToShow(panelSecondary);
UI.animationCommit(isCreatingLayout, null);
btnGoBack.setNextFocusDownId(R.id.chkBass);
btnMenu.setNextFocusRightId(R.id.chkBass);
btnMenu.setNextFocusDownId(R.id.chkBass);
UI.setNextFocusForwardId(btnMenu, R.id.chkBass);
btnChangeEffect.setNextFocusUpId(R.id.barVirtualizer);
btnChangeEffect.setNextFocusLeftId(R.id.barVirtualizer);
} else {
if (btnChangeEffect != null) {
UI.animationReset();
UI.animationAddViewToHide(panelSecondary);
UI.animationAddViewToShow(panelEqualizer);
UI.animationCommit(isCreatingLayout, null);
}
chkEqualizer.setChecked(Equalizer.isEnabled(audioSink));
final int bandCount = Equalizer.getBandCount();
if (bars == null
|| frequencies == null
|| bars.length < bandCount
|| frequencies.length < bandCount) initBarsAndFrequencies(bandCount);
int availableScreenW = getDecorViewWidth();
int hMargin = getDecorViewHeight();
// some times, when rotating the device, the decorview takes a little longer to be updated
if (UI.isLandscape != (availableScreenW >= hMargin)) availableScreenW = hMargin;
hMargin = ((UI.isLandscape || UI.isLargeScreen) ? UI.spToPxI(32) : UI.spToPxI(16));
if (UI.usableScreenWidth > 0 && availableScreenW > UI.usableScreenWidth)
availableScreenW = UI.usableScreenWidth;
if (UI.isLargeScreen) {
availableScreenW -=
((UI.getViewPaddingForLargeScreen() << 1) + (UI.controlLargeMargin << 1));
if (UI.isLandscape) availableScreenW >>= 1;
} else {
availableScreenW -= (UI.controlMargin << 1);
}
while (hMargin > UI._1dp
&& ((bandCount * UI.defaultControlSize) + ((bandCount - 1) * hMargin)) > availableScreenW)
hMargin--;
int size = 0, textSize = 0, bgY = 0, y = 0;
if (hMargin <= UI._1dp) {
// oops... the bars didn't fit inside the screen... we must adjust everything!
hMargin = ((bandCount >= 10) ? UI._1dp : UI.controlSmallMargin);
size = UI.defaultControlSize - 1;
while (size > UI._4dp
&& ((bandCount * size) + ((bandCount - 1) * hMargin)) > availableScreenW) size--;
textSize = size - (UI.controlMargin << 1) - (UI.strokeSize << 1) - (UI._1dp << 1);
if (textSize < UI._4dp) textSize = UI._4dp;
UI.textPaint.setTextSize(textSize);
final FontMetrics fm = UI.textPaint.getFontMetrics();
final int box = (int) (fm.descent - fm.ascent + 0.5f);
final int yInBox = box - (int) (fm.descent);
bgY = (size - box) >> 1;
y = bgY + yInBox;
}
if (panelBars == null) {
panelBars = new LinearLayout(ctx);
lp =
new LinearLayout.LayoutParams(
ViewGroup.LayoutParams.WRAP_CONTENT, ViewGroup.LayoutParams.MATCH_PARENT);
panelBars.setLayoutParams(lp);
panelBars.setOrientation(LinearLayout.HORIZONTAL);
for (int i = 0; i < bandCount; i++) {
final int level = Equalizer.getBandLevel(i, audioSink);
final BgSeekBar bar = new BgSeekBar(ctx);
bar.setVertical(true);
final LinearLayout.LayoutParams p =
new LinearLayout.LayoutParams(
LinearLayout.LayoutParams.WRAP_CONTENT, LinearLayout.LayoutParams.MATCH_PARENT);
if (i > 0) p.leftMargin = hMargin;
bar.setLayoutParams(p);
bar.setMax((max - min) / 10);
bar.setText(format(frequencies[i], level));
bar.setKeyIncrement(10);
bar.setValue(
((level <= LevelThreshold) && (level >= -LevelThreshold))
? (-min / 10)
: ((level - min) / 10));
bar.setOnBgSeekBarChangeListener(this);
bar.setInsideList(true);
if (size != 0) bar.setSize(size, textSize, bgY, y);
bars[i] = bar;
bar.setId(i + 1);
bar.setNextFocusLeftId(i);
bar.setNextFocusRightId(i + 2);
UI.setNextFocusForwardId(bar, i + 2);
bar.setNextFocusDownId(R.id.btnChangeEffect);
bar.setNextFocusUpId(R.id.chkEqualizer);
panelBars.addView(bar);
}
if (bars != null && bars.length > 0) bars[0].setNextFocusLeftId(R.id.chkEqualizer);
panelEqualizer.addView(panelBars);
}
if (btnChangeEffect != null) {
if (bars != null && bars.length > 0) {
bars[bandCount - 1].setNextFocusRightId(R.id.btnChangeEffect);
UI.setNextFocusForwardId(bars[bandCount - 1], R.id.btnChangeEffect);
}
btnGoBack.setNextFocusDownId(R.id.chkEqualizer);
btnMenu.setNextFocusRightId(R.id.chkEqualizer);
btnMenu.setNextFocusDownId(R.id.chkEqualizer);
UI.setNextFocusForwardId(btnMenu, R.id.chkEqualizer);
btnChangeEffect.setNextFocusUpId(bandCount);
btnChangeEffect.setNextFocusLeftId(bandCount);
} else {
if (bars != null && bars.length > 0) {
bars[bandCount - 1].setNextFocusRightId(R.id.chkBass);
UI.setNextFocusForwardId(bars[bandCount - 1], R.id.chkBass);
}
chkBass.setNextFocusLeftId(bandCount);
}
chkEqualizer.setNextFocusRightId(1);
chkEqualizer.setNextFocusDownId(1);
UI.setNextFocusForwardId(chkEqualizer, 1);
}
}