up

app/src/main/java/io/legado/app/service/HttpReadAloudService.kt

@@ -1,29 +1,92 @@
 package io.legado.app.service
 
-class HttpReadAloudService : BaseReadAloudService() {
+import android.media.MediaPlayer
+import io.legado.app.constant.Bus
+import io.legado.app.utils.postEvent
+import kotlinx.coroutines.launch
+import org.jetbrains.anko.toast
+
+class HttpReadAloudService : BaseReadAloudService(),
+    MediaPlayer.OnPreparedListener,
+    MediaPlayer.OnErrorListener,
+    MediaPlayer.OnCompletionListener {
+
+    private var mediaPlayer = MediaPlayer()
 
     override fun onCreate() {
         super.onCreate()
+        mediaPlayer.setOnErrorListener(this)
+        mediaPlayer.setOnPreparedListener(this)
+        mediaPlayer.setOnCompletionListener(this)
     }
 
     override fun onDestroy() {
         super.onDestroy()
+        mediaPlayer.release()
+    }
+
+    private fun getAudioPath(): String {
+        val audioText = contentList[nowSpeak]
+        return "http://tts.baidu.com/text2audio?idx=1&tex=$audioText&cuid=baidu_speech_demo&cod=2&lan=zh&ctp=1&pdt=1&spd=4&per=6&vol=5&pit=5&_res_tag_=audio"
     }
 
     override fun play() {
+        if (contentList.isEmpty()) return
+        if (requestFocus()) {
+            mediaPlayer.reset()
+            mediaPlayer.setDataSource(getAudioPath())
+            mediaPlayer.prepareAsync()
+        }
+    }
 
+    override fun pauseReadAloud(pause: Boolean) {
+        super.pauseReadAloud(pause)
+        mediaPlayer.pause()
     }
 
-    override fun upSpeechRate(reset: Boolean) {
+    override fun resumeReadAloud() {
+        super.resumeReadAloud()
+        mediaPlayer.start()
+    }
 
+    override fun upSpeechRate(reset: Boolean) {
+        mediaPlayer.stop()
+        play()
     }
 
     override fun prevP() {
-
+        if (nowSpeak > 0) {
+            mediaPlayer.stop()
+            nowSpeak--
+            readAloudNumber -= contentList[nowSpeak].length.minus(1)
+            play()
+        }
     }
 
     override fun nextP() {
+        if (nowSpeak < contentList.size - 1) {
+            mediaPlayer.stop()
+            readAloudNumber += contentList[nowSpeak].length.plus(1)
+            nowSpeak++
+            play()
+        }
+    }
 
+    override fun onPrepared(mp: MediaPlayer?) {
+        mp?.start()
     }
 
+    override fun onError(mp: MediaPlayer?, what: Int, extra: Int): Boolean {
+        launch { toast("播放出错") }
+        return false
+    }
+
+    override fun onCompletion(mp: MediaPlayer?) {
+        if (nowSpeak < contentList.size) {
+            nowSpeak++
+            play()
+        } else {
+            postEvent(Bus.TTS_TURN_PAGE, 2)
+        }
+    }
 }

app/src/main/java/io/legado/app/service/TTSReadAloudService.kt

@@ -63,7 +63,7 @@ class TTSReadAloudService : BaseReadAloudService(), TextToSpeech.OnInitListener
 
     @Suppress("DEPRECATION")
     override fun play() {
-        if (contentList.size < 1 || !ttsIsSuccess) {
+        if (contentList.isEmpty() || !ttsIsSuccess) {
             return
         }
         if (requestFocus()) {
@@ -166,7 +166,7 @@ class TTSReadAloudService : BaseReadAloudService(), TextToSpeech.OnInitListener
 
         override fun onDone(s: String) {
             readAloudNumber += contentList[nowSpeak].length + 1
-            nowSpeak += 1
+            nowSpeak++
             if (nowSpeak >= contentList.size) {
                 postEvent(Bus.TTS_TURN_PAGE, 2)
             }