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Code Issues Projects Releases Wiki Activity

Disable EmojiTextView software layer rendering when cache is too small

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This commit is contained in:
Torsten Grote
2016-10-24 17:20:57 -02:00
parent df44015ccb
commit 06831bafc3
1 changed files with 11 additions and 0 deletions
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11
briar-android/src/org/thoughtcrime/securesms/components/emoji/EmojiTextView.java
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@@ -8,6 +8,7 @@ import android.support.annotation.Nullable;
import android.support.annotation.UiThread;
import android.text.TextUtils;
import android.util.AttributeSet;
import android.view.ViewConfiguration;
import android.widget.TextView;
import org.thoughtcrime.securesms.components.emoji.EmojiProvider.EmojiDrawable;
@@ -78,6 +79,16 @@ public class EmojiTextView extends TextView {
@Override
protected void onLayout(boolean changed, int left, int top, int right,
int bottom) {
// disable software layer if cache size is too small for it
int drawingCacheSize = ViewConfiguration.get(getContext())
.getScaledMaximumDrawingCacheSize();
int width = right - left;
int height = bottom - top;
int size = width * height * 4;
if (size > drawingCacheSize) {
setLayerType(LAYER_TYPE_NONE, null);
}
if (changed) setTextEllipsized(source);
super.onLayout(changed, left, top, right, bottom);
}