gitea/legado
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优化

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This commit is contained in:
gedoor 2022-01-09 21:06:00 +08:00
parent 7d1947e975
commit 9788e13607
1 changed files with 14 additions and 13 deletions
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27
app/src/main/java/io/legado/app/model/localBook/TextFile.kt
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@ -215,6 +215,7 @@ class TextFile(private val book: Book) {
var blockPos = 0
//加载章节
var curOffset: Long = 0
var chapterPos = 0
//读取的长度
var length: Int
val buffer = ByteArray(bufferSize)
@ -232,14 +233,15 @@ class TextFile(private val book: Book) {
//章节在buffer的偏移量
var chapterOffset = 0
//当前剩余可分配的长度
var strLength = bufferStart + length
length += bufferStart
var strLength = length
//分章的位置
var chapterPos = 0
chapterPos = 0
while (strLength > 0) {
++chapterPos
//是否长度超过一章
if (strLength > maxLengthWithNoToc) { //在buffer中一章的终止点
var end = bufferStart + length
var end = length
//寻找换行符作为终止点
for (i in chapterOffset + maxLengthWithNoToc until length) {
if (buffer[i] == blank) {
@ -257,22 +259,21 @@ class TextFile(private val book: Book) {
//设置偏移的位置
chapterOffset = end
} else {
buffer.copyInto(
buffer,
0,
bufferStart + length - strLength,
bufferStart + length
)
length = bufferStart + length - strLength
buffer.copyInto(buffer, 0, length - strLength, length)
length -= strLength
bufferStart = strLength
break
strLength = 0
}
}
//block的偏移点
curOffset += length.toLong()
//设置上一章的结尾
toc.lastOrNull()?.end = curOffset
}
//设置结尾章节
val chapter = BookChapter()
chapter.title = "第${blockPos}章(${chapterPos + 1})"
chapter.start = toc.lastOrNull()?.end ?: curOffset
chapter.end = chapter.start!! + bufferStart
toc.add(chapter)
}
if (toc.isEmpty()) {
return analyze()