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Add support background setting

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This commit is contained in:
Anthony Restaino 2016-08-27 18:14:58 -04:00
parent dbf9b16602
commit c1e1395b30
1 changed files with 32 additions and 4 deletions
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36
app/src/main/java/acr/browser/lightning/utils/DrawableUtils.java
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@ -1,5 +1,7 @@
package acr.browser.lightning.utils;
import android.content.Context;
import android.content.res.TypedArray;
import android.graphics.Bitmap;
import android.graphics.Canvas;
import android.graphics.Paint;
@ -7,6 +9,13 @@ import android.graphics.PorterDuff;
import android.graphics.PorterDuffXfermode;
import android.graphics.RectF;
import android.graphics.Typeface;
import android.graphics.drawable.Drawable;
import android.os.Build;
import android.support.annotation.AttrRes;
import android.support.annotation.NonNull;
import android.support.annotation.Nullable;
import android.util.TypedValue;
import android.view.View;
public class DrawableUtils {
@ -65,10 +74,29 @@ public class DrawableUtils {
int endG = (endInt >> 8) & 0xff;
int endB = endInt & 0xff;
return (startA + (int)(fraction * (endA - startA))) << 24 |
(startR + (int)(fraction * (endR - startR))) << 16 |
(startG + (int)(fraction * (endG - startG))) << 8 |
(startB + (int)(fraction * (endB - startB)));
return (startA + (int) (fraction * (endA - startA))) << 24 |
(startR + (int) (fraction * (endR - startR))) << 16 |
(startG + (int) (fraction * (endG - startG))) << 8 |
(startB + (int) (fraction * (endB - startB)));
}
public static Drawable resolveDrawableAttribute(@NonNull Context context, @AttrRes int res) {
int[] attribute = new int[]{res};
int indexOfAttrTextSize = 0;
TypedValue typedValue = new TypedValue();
TypedArray a = context.obtainStyledAttributes(typedValue.data, attribute);
Drawable drawable = a.getDrawable(indexOfAttrTextSize);
a.recycle();
return drawable;
}
public static void setBackground(@NonNull View view, @Nullable Drawable drawable) {
if (Build.VERSION.SDK_INT >= Build.VERSION_CODES.JELLY_BEAN) {
view.setBackground(drawable);
} else {
//noinspection deprecation
view.setBackgroundDrawable(drawable);
}
}
}