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Use a const for luminance halfway point

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Sylvia van Os
2019-12-15 12:49:09 +01:00
parent 7b7624a3e0
commit a642b12795
1 changed files with 2 additions and 1 deletions
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3
app/src/main/java/protect/card_locker/LoyaltyCardViewActivity.java
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@@ -31,6 +31,7 @@ import protect.card_locker.preferences.Settings;
public class LoyaltyCardViewActivity extends AppCompatActivity
{
private static final String TAG = "CardLocker";
private static final double LUMINANCE_MIDPOINT = 0.5;
TextView cardIdFieldView;
TextView noteView;
@@ -169,7 +170,7 @@ public class LoyaltyCardViewActivity extends AppCompatActivity
collapsingToolbarLayout.setBackgroundColor(backgroundHeaderColor);
// If the background is very bright, we should use dark icons
backgroundNeedsDarkIcons = (ColorUtils.calculateLuminance(backgroundHeaderColor) > 0.5);
backgroundNeedsDarkIcons = (ColorUtils.calculateLuminance(backgroundHeaderColor) > LUMINANCE_MIDPOINT);
if(backgroundNeedsDarkIcons)
{
ActionBar actionBar = getSupportActionBar();