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draw fast if user is not scrolling

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This commit is contained in:
Adrian Ulrich 2015-08-10 16:14:45 +02:00
parent ea04fa9fb8
commit 1784b43785
1 changed files with 8 additions and 3 deletions
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11
src/ch/blinkenlights/android/vanilla/LazyCoverView.java
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@ -190,9 +190,14 @@ public class LazyCoverView extends ImageView
CoverMsg payload = new CoverMsg(type, id, this);
mExpectedKey = payload.getKey();
if (drawFromCache(payload) == false) {
// We send this delayed to avoid a cache-miss-storm if the user scrolls
// quickly in the listview
sHandler.sendMessageDelayed(sHandler.obtainMessage(MSG_CACHE_COVER, payload), 200);
int delay = 1;
if (sHandler.hasMessages(MSG_CACHE_COVER)) {
// User is probably scrolling fast as there is already a queued resize job
// wait 200ms as this view will most likely be obsolete soon anyway.
// This frees us from scaling bitmaps we are never going to show
delay = 200;
}
sHandler.sendMessageDelayed(sHandler.obtainMessage(MSG_CACHE_COVER, payload), delay);
}
}