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Add a seekbar to change text-to-speech rate and a switch to enable

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higher speech rates.

Change-Id: I75cfc2af4e293dc45c93a44e5c2af73d1dae9b7c
This commit is contained in:
shwetachahar
2016-01-27 16:38:06 +00:00
parent 5f75f5ef71
commit 8bd2feb9ec
2 changed files with 56 additions and 9 deletions
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56
src/com/android/settings/tts/TextToSpeechSettings.java
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@@ -26,7 +26,7 @@ import android.speech.tts.TextToSpeech;
import android.speech.tts.TextToSpeech.EngineInfo;
import android.speech.tts.TtsEngines;
import android.speech.tts.UtteranceProgressListener;
import android.support.v7.preference.ListPreference;
import android.support.v14.preference.SwitchPreference;
import android.support.v7.preference.Preference;
import android.support.v7.preference.PreferenceCategory;
import android.text.TextUtils;
@@ -35,6 +35,7 @@ import android.widget.Checkable;
import com.android.internal.logging.MetricsProto.MetricsEvent;
import com.android.settings.R;
import com.android.settings.SeekBarPreference;
import com.android.settings.SettingsActivity;
import com.android.settings.SettingsPreferenceFragment;
import com.android.settings.tts.TtsEnginePreference.RadioButtonGroupState;
@@ -49,6 +50,7 @@ import java.util.Set;
import static android.provider.Settings.Secure.TTS_DEFAULT_RATE;
import static android.provider.Settings.Secure.TTS_DEFAULT_SYNTH;
import static android.provider.Settings.Secure.TTS_DEFAULT_HIGHER_SPEECH_RATE_ENABLED;
public class TextToSpeechSettings extends SettingsPreferenceFragment implements
Preference.OnPreferenceChangeListener, Preference.OnPreferenceClickListener,
@@ -63,6 +65,10 @@ public class TextToSpeechSettings extends SettingsPreferenceFragment implements
/** Preference key for the TTS rate selection dialog. */
private static final String KEY_DEFAULT_RATE = "tts_default_rate";
/** Preference key for the TTS advanced speech rate switch. */
private static final String KEY_HIGHER_RATE_SWITCH =
"tts_default_higher_speech_rate_enabled";
/** Preference key for the TTS status field. */
private static final String KEY_STATUS = "tts_status";
@@ -78,13 +84,25 @@ public class TextToSpeechSettings extends SettingsPreferenceFragment implements
private static final int GET_SAMPLE_TEXT = 1983;
private static final int VOICE_DATA_INTEGRITY_CHECK = 1977;
/**
* Maximum speech rate values.
*/
private static final int MAX_SPEECH_RATE = 400;
private static final int MAX_HIGHER_SPEECH_RATE = 600;
private PreferenceCategory mEnginePreferenceCategory;
private ListPreference mDefaultRatePref;
private SeekBarPreference mDefaultRatePref;
private SwitchPreference mHigherRateSwitchPref;
private Preference mPlayExample;
private Preference mEngineStatus;
private int mDefaultRate = TextToSpeech.Engine.DEFAULT_RATE;
/**
* Whether higher speech rate is enabled.
*/
private boolean mHigherRateSwitch = false;
/**
* The currently selected engine.
*/
@@ -161,7 +179,8 @@ public class TextToSpeechSettings extends SettingsPreferenceFragment implements
mEnginePreferenceCategory = (PreferenceCategory) findPreference(
KEY_ENGINE_PREFERENCE_SECTION);
mDefaultRatePref = (ListPreference) findPreference(KEY_DEFAULT_RATE);
mDefaultRatePref = (SeekBarPreference) findPreference(KEY_DEFAULT_RATE);
mHigherRateSwitchPref = (SwitchPreference) findPreference(KEY_HIGHER_RATE_SWITCH);
mEngineStatus = findPreference(KEY_STATUS);
updateEngineStatus(R.string.tts_status_checking);
@@ -223,13 +242,25 @@ public class TextToSpeechSettings extends SettingsPreferenceFragment implements
// Set up the default rate.
try {
mDefaultRate = android.provider.Settings.Secure.getInt(resolver, TTS_DEFAULT_RATE);
mHigherRateSwitch = android.provider.Settings.Secure.getInt(resolver,
TTS_DEFAULT_HIGHER_SPEECH_RATE_ENABLED) == 1;
} catch (SettingNotFoundException e) {
// Default rate setting not found, initialize it
mDefaultRate = TextToSpeech.Engine.DEFAULT_RATE;
mHigherRateSwitch = false;
}
mDefaultRatePref.setValue(String.valueOf(mDefaultRate));
mDefaultRatePref.setProgress(mDefaultRate);
mDefaultRatePref.setOnPreferenceChangeListener(this);
mHigherRateSwitchPref.setChecked(mHigherRateSwitch);
mHigherRateSwitchPref.setOnPreferenceChangeListener(this);
if (mHigherRateSwitch) {
mDefaultRatePref.setMax(MAX_HIGHER_SPEECH_RATE);
} else {
mDefaultRatePref.setMax(MAX_SPEECH_RATE);
}
mCurrentEngine = mTts.getCurrentEngine();
SettingsActivity activity = null;
@@ -447,7 +478,7 @@ public class TextToSpeechSettings extends SettingsPreferenceFragment implements
public boolean onPreferenceChange(Preference preference, Object objValue) {
if (KEY_DEFAULT_RATE.equals(preference.getKey())) {
// Default rate
mDefaultRate = Integer.parseInt((String) objValue);
mDefaultRate = ((Integer) objValue).intValue();
try {
android.provider.Settings.Secure.putInt(getContentResolver(),
TTS_DEFAULT_RATE, mDefaultRate);
@@ -458,8 +489,21 @@ public class TextToSpeechSettings extends SettingsPreferenceFragment implements
} catch (NumberFormatException e) {
Log.e(TAG, "could not persist default TTS rate setting", e);
}
} else if (KEY_HIGHER_RATE_SWITCH.equals(preference.getKey())) {
// Adjust range of speech rate depending on switch setting.
mHigherRateSwitch = ((Boolean) objValue).booleanValue();
try {
android.provider.Settings.Secure.putInt(getContentResolver(),
TTS_DEFAULT_HIGHER_SPEECH_RATE_ENABLED, mHigherRateSwitch ? 1 : 0);
if (mHigherRateSwitch) {
mDefaultRatePref.setMax(MAX_HIGHER_SPEECH_RATE);
} else {
mDefaultRatePref.setMax(MAX_SPEECH_RATE);
}
} catch (NumberFormatException e) {
Log.e(TAG, "could not persist default higher speech rate setting", e);
}
}
return true;
}