在我看来,TextToSpeech 类的“说话”方法仅适用于方法 onInit 或 onUtteranceCompleted。但是,onInit 和 onUtteranceCompleted 没有用于传递字符串的任何参数。
在下面的代码中,我尝试在方法之外定义一个全局字符串数组列表,并使用数组列表进行字符串输入。由于某种原因,它没有成功。但是引擎确实说“你睡得好吗”。任何帮助表示赞赏。
public class TTS extends Activity implements OnInitListener,OnUtteranceCompletedListener,Runnable {
ArrayList<String> content=new ArrayList<String>();
int MY_DATA_CHECK_CODE=50;
private TextToSpeech mTts;
公共无效 onCreate(Bundle savedInstanceState) {
content.add("test");
content.add("another test");
super.onCreate(savedInstanceState);
setContentView(R.layout.splash);
Intent checkIntent = new Intent();
checkIntent.setAction(TextToSpeech.Engine.ACTION_CHECK_TTS_DATA);
startActivityForResult(checkIntent, MY_DATA_CHECK_CODE);
}
protected void onActivityResult(int requestCode, int resultCode, Intent data) {
if (requestCode == MY_DATA_CHECK_CODE) {
if (resultCode == TextToSpeech.Engine.CHECK_VOICE_DATA_PASS) {
// success, create the TTS instance
mTts = new TextToSpeech(this,this);
} else {
// missing data, install it
Intent installIntent = new Intent();
installIntent.setAction(
TextToSpeech.Engine.ACTION_INSTALL_TTS_DATA);
startActivity(installIntent);
}
}
}
public void onInit(int status){
if(status==TextToSpeech.SUCCESS){
mTts.setLanguage(Locale.US);
mTts.setOnUtteranceCompletedListener(this);
String myText1 = "Did you sleep well?";
mTts.speak(myText1, TextToSpeech.QUEUE_FLUSH, null);
for(int i=0;i<content.size();i++){
mTts.speak(content.get(i),TextToSpeech.QUEUE_ADD,null);
}
if(status==TextToSpeech.ERROR){
mTts.shutdown();
}
}
}