@ -54,8 +54,8 @@ data class TextChapter(
fun getReadLength(pageIndex: Int): Int {
var length = 0
val maxIndex = min(pageIndex, pageLines.lastIndex)
for (index in 0..maxIndex) {
val maxIndex = min(pageIndex, pageLines.size)
for (index in 0 until maxIndex) {
length += pageLengths[index]
}
return length