diff --git a/app/src/main/java/io/legado/app/service/ReadAloudService.kt b/app/src/main/java/io/legado/app/service/ReadAloudService.kt
index ebb4513da..ed47cb88f 100644
--- a/app/src/main/java/io/legado/app/service/ReadAloudService.kt
+++ b/app/src/main/java/io/legado/app/service/ReadAloudService.kt
@@ -28,7 +28,7 @@ class ReadAloudService : BaseService(), TextToSpeech.OnInitListener, AudioManage
         val tag: String = ReadAloudService::class.java.simpleName
         var isRun = false
 
-        fun paly(context: Context, title: String, subtitle: String, body: String) {
+        fun play(context: Context, title: String, subtitle: String, body: String) {
             val readAloudIntent = Intent(context, ReadAloudService::class.java)
             readAloudIntent.action = "play"
             readAloudIntent.putExtra("title", title)
diff --git a/app/src/main/java/io/legado/app/ui/readbook/ReadBookActivity.kt b/app/src/main/java/io/legado/app/ui/readbook/ReadBookActivity.kt
index 75d622e8d..bf91ba595 100644
--- a/app/src/main/java/io/legado/app/ui/readbook/ReadBookActivity.kt
+++ b/app/src/main/java/io/legado/app/ui/readbook/ReadBookActivity.kt
@@ -287,16 +287,25 @@ class ReadBookActivity : VMBaseActivity<ReadBookViewModel>(R.layout.activity_rea
             SystemUtils.ignoreBatteryOptimization(this)
         }
         when (readAloudStatus) {
-            Status.STOP -> {
-                viewModel.bookData.value?.let {
-                    ReadAloudService.paly(this, it.name, "", "")
-                }
-            }
+            Status.STOP -> readAloud()
             Status.PLAY -> ReadAloudService.pause(this)
             Status.PAUSE -> ReadAloudService.resume(this)
         }
     }
 
+    private fun readAloud() {
+        val book = viewModel.bookData.value
+        val textChapter = viewModel.curTextChapter
+        if (book != null && textChapter != null) {
+            ReadAloudService.play(
+                this,
+                book.name,
+                textChapter.title,
+                ""
+            )
+        }
+    }
+
     private fun setScreenBrightness(value: Int) {
         var brightness = WindowManager.LayoutParams.BRIGHTNESS_OVERRIDE_NONE
         if (this.getPrefBoolean("brightnessAuto").not()) {
diff --git a/app/src/main/java/io/legado/app/ui/widget/page/TextChapter.kt b/app/src/main/java/io/legado/app/ui/widget/page/TextChapter.kt
index 54295f149..5903f9876 100644
--- a/app/src/main/java/io/legado/app/ui/widget/page/TextChapter.kt
+++ b/app/src/main/java/io/legado/app/ui/widget/page/TextChapter.kt
@@ -31,5 +31,23 @@ data class TextChapter(
     fun pageSize(): Int {
         return pages.size
     }
+
+    fun getReadLength(pageIndex: Int): Int {
+        var length = 0
+        for (index in 0 until pageIndex) {
+            length += pageLengths[index]
+        }
+        return length
+    }
+
+    fun getUnRead(pageIndex: Int): String {
+        val stringBuilder = StringBuilder()
+        if (pageIndex < pages.size) {
+            for (index in pageIndex..lastIndex()) {
+                stringBuilder.append(pages[index].text)
+            }
+        }
+        return stringBuilder.toString()
+    }
 }