优化

app/src/main/java/io/legado/app/ui/book/read/page/entities/ImageColumn.kt

@@ -1,5 +1,8 @@
 package io.legado.app.ui.book.read.page.entities
 
+/**
+ * 图片列
+ */
 data class ImageColumn(
     override var start: Float,
     override var end: Float,

app/src/main/java/io/legado/app/ui/book/read/page/entities/ReviewColumn.kt

@@ -5,6 +5,9 @@ import android.graphics.Paint
 import android.text.StaticLayout
 import android.text.TextPaint
 
+/**
+ * 评论按钮列
+ */
 data class ReviewColumn(
     override var start: Float,
     override var end: Float,

app/src/main/java/io/legado/app/ui/book/read/page/entities/TextColumn.kt

@@ -1,7 +1,7 @@
 package io.legado.app.ui.book.read.page.entities
 
 /**
- * 字符信息
+ * 文字列
  */
 data class TextColumn(
     override var start: Float,