mirror of
https://github.com/Divested-Mobile/DivestOS-Build.git
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102 lines
4.3 KiB
Diff
102 lines
4.3 KiB
Diff
From 32ebb8bb7abd2fc6031a68d9eec70d83e218b79d Mon Sep 17 00:00:00 2001
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From: DJAB HipHop <mweb71@yahoo.com>
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Date: Wed, 26 May 2021 20:19:17 +0200
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Subject: [PATCH] Backgrounds: Optimize builtin wallpaper loading code
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Test in 16.0 by adding extra 4k paper wallpaper I took with my iPhone 11 pro max & opening the app
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Change-Id: Ic3901bda473aaa9872baeb8a89958eb1339113fa
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Signed-off-by: DJAB HipHop <mweb71@yahoo.com>
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---
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.../factory/BuiltInWallpaperFactory.java | 7 +++-
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.../lineageos/backgrounds/util/UiUtils.java | 40 +++++++++++++++++++
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2 files changed, 45 insertions(+), 2 deletions(-)
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diff --git a/app/src/main/java/org/lineageos/backgrounds/factory/BuiltInWallpaperFactory.java b/app/src/main/java/org/lineageos/backgrounds/factory/BuiltInWallpaperFactory.java
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index 7508d3c..264fa6b 100644
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--- a/app/src/main/java/org/lineageos/backgrounds/factory/BuiltInWallpaperFactory.java
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+++ b/app/src/main/java/org/lineageos/backgrounds/factory/BuiltInWallpaperFactory.java
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@@ -18,6 +18,7 @@
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import android.app.WallpaperManager;
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import android.content.res.Resources;
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import android.graphics.drawable.Drawable;
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+import android.graphics.drawable.BitmapDrawable;
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import androidx.annotation.DrawableRes;
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import androidx.annotation.NonNull;
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@@ -25,6 +26,7 @@
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import org.lineageos.backgrounds.R;
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import org.lineageos.backgrounds.bundle.WallpaperBundle;
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import org.lineageos.backgrounds.bundle.WallpaperType;
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+import org.lineageos.backgrounds.util.UiUtils;
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public final class BuiltInWallpaperFactory {
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@@ -33,8 +35,9 @@ private BuiltInWallpaperFactory() {
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public static WallpaperBundle build(@NonNull final String name,
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@NonNull final Resources res,
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- @DrawableRes final int drawableRes) {
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- Drawable drawable = res.getDrawable(drawableRes, res.newTheme());
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+ @DrawableRes final int drawableRes) {
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+ Drawable drawable = new BitmapDrawable(res, UiUtils.decodeSampledBitmapFromResource(res, drawableRes, 250, 500));
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+
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return new WallpaperBundle(name, drawable, drawableRes, WallpaperType.BUILT_IN);
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}
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diff --git a/app/src/main/java/org/lineageos/backgrounds/util/UiUtils.java b/app/src/main/java/org/lineageos/backgrounds/util/UiUtils.java
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index 2d5b798..b0de83b 100644
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--- a/app/src/main/java/org/lineageos/backgrounds/util/UiUtils.java
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+++ b/app/src/main/java/org/lineageos/backgrounds/util/UiUtils.java
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@@ -17,6 +17,9 @@
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import android.view.View;
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import android.view.Window;
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+import android.content.res.Resources;
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+import android.graphics.Bitmap;
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+import android.graphics.BitmapFactory;
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import androidx.annotation.ColorInt;
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import androidx.annotation.NonNull;
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@@ -38,4 +41,41 @@ public static void setStatusBarColor(@NonNull final Window window, @ColorInt fin
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window.getDecorView().setSystemUiVisibility(flags);
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}
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+
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+ public static int calculateInSampleSize(BitmapFactory.Options options, int reqWidth, int reqHeight) {
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+ // Raw height and width of image
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+ final int height = options.outHeight;
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+ final int width = options.outWidth;
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+ int inSampleSize = 1;
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+
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+ if (height > reqHeight || width > reqWidth) {
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+
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+ final int halfHeight = height / 2;
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+ final int halfWidth = width / 2;
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+
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+ // Calculate the largest inSampleSize value that is a power of 2 and keeps both
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+ // height and width larger than the requested height and width.
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+ while ((halfHeight / inSampleSize) >= reqHeight
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+ && (halfWidth / inSampleSize) >= reqWidth) {
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+ inSampleSize *= 2;
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+ }
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+ }
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+
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+ return inSampleSize;
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+ }
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+
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+ public static Bitmap decodeSampledBitmapFromResource(Resources res, int resId, int reqWidth, int reqHeight) {
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+
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+ // First decode with inJustDecodeBounds=true to check dimensions
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+ final BitmapFactory.Options options = new BitmapFactory.Options();
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+ options.inJustDecodeBounds = true;
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+ BitmapFactory.decodeResource(res, resId, options);
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+
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+ // Calculate inSampleSize
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+ options.inSampleSize = calculateInSampleSize(options, reqWidth, reqHeight);
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+
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+ // Decode bitmap with inSampleSize set
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+ options.inJustDecodeBounds = false;
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+ return BitmapFactory.decodeResource(res, resId, options);
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+ }
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}
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