Refactor page navigation logic to preserve current page on load and simplify cache clearing.

Author: harishkumar-r-11547

pdfpreview/src/main/java/com/harissk/pdfpreview/PDFView.kt

@@ -435,9 +435,8 @@ class PDFView(context: Context?, attrs: AttributeSet?) : RelativeLayout(context,
  currentPage = userPage
 
  // In single page mode, clear cache of the old page to prevent old parts from showing
- if (viewConfiguration.singlePageMode && oldPage != currentPage) {
+ if (viewConfiguration.singlePageMode && oldPage != currentPage)
  cacheManager.clearPageCache(oldPage)
- }
 
  loadPages()
  if (!documentFitsView()) scrollHandle?.setPageNum(currentPage + 1)
@@ -1004,7 +1003,13 @@ class PDFView(context: Context?, attrs: AttributeSet?) : RelativeLayout(context,
 
  postDelayed({
  if (!isRecycled && !isRecycling && _pdfFile != null)
- jumpTo(defaultPage, false)
+ jumpTo(
+ page = when {
+ currentPage > 0 -> currentPage
+ else -> defaultPage
+ },
+ withAnimation = false
+ )
  }, initDelay)
  } catch (e: Exception) {
  loadError(e)