优化

app/src/main/assets/updateLog.md

@@ -17,6 +17,7 @@
 * js文档：java.toast java.longToast
 * cookie保存策略更改，若登录失效请重新登录
 * cronet和okHttp共用线程池
+* 设置图片缓存为1G超过1G自动清理图片缓存
 * 其它一些优化
 
 **2022/04/12**

app/src/main/java/io/legado/app/ui/book/read/page/provider/ImageProvider.kt

@@ -29,11 +29,12 @@ object ImageProvider {
      */
     //private val maxMemory = Runtime.getRuntime().maxMemory()
     //private val cacheMemorySize = (maxMemory / 8) as Int
-    private val cacheMemorySize: Int = 1024 * 1024 * 1024 //1G
+    private const val cacheMemorySize: Int = 1024 * 1024 * 1024 //1G
     private val bitmapLruCache = object : LruCache<String, Bitmap>(cacheMemorySize) {
         override fun sizeOf(key: String, bitmap: Bitmap): Int {
-            return bitmap.getByteCount()
+            return bitmap.byteCount
         }
+
         override fun entryRemoved(
             evicted: Boolean,
             key: String,