这是indexloc提供的服务，不要输入任何密码
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Options for aligning wallpaper to center #636

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Closed
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Options for aligning wallpaper to center #636

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89f4cd8
Update WallpaperAPI.java
FalconSN Nov 9, 2023
8aa034e
Update debug_build.yml
FalconSN Nov 9, 2023
d4f4175
Update WallpaperAPI.java
FalconSN Nov 9, 2023
4747677
Update WallpaperAPI.java
FalconSN Nov 9, 2023
1aa1079
Update WallpaperAPI.java
FalconSN Nov 9, 2023
a9cb4f0
Merge remote-tracking branch 'origin/master'
FalconSN Nov 12, 2023
38e4303
Options for fitting to center
FalconSN Nov 12, 2023
41a15ad
(WallpaperAPI) Options for fitting to center
FalconSN Nov 12, 2023
2c56d12
Update debug_build.yml
FalconSN Nov 12, 2023
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81 changes: 68 additions & 13 deletions app/src/main/java/com/termux/api/apis/WallpaperAPI.java
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Original file line number Diff line number Diff line change
@@ -1,16 +1,20 @@
package com.termux.api.apis;

import android.app.Service;
import android.app.WallpaperManager;
import android.content.Context;
import android.content.Intent;
import android.graphics.Bitmap;
import android.graphics.BitmapFactory;
import android.graphics.Canvas;
import android.graphics.Matrix;
import android.graphics.Paint;
import android.graphics.RectF;
import android.os.IBinder;

import android.util.DisplayMetrics;
import android.view.WindowManager;
import androidx.annotation.NonNull;
import com.termux.api.util.ResultReturner;
import com.termux.shared.logger.Logger;

import java.io.IOException;
import java.io.InputStream;
import java.net.HttpURLConnection;
Expand All @@ -25,7 +29,7 @@ public class WallpaperAPI {

private static final String LOG_TAG = "WallpaperAPI";

public static void onReceive(final Context context, final Intent intent) {
public static void onReceive(final Context context, @NonNull final Intent intent) {
Logger.logDebug(LOG_TAG, "onReceive");

Intent wallpaperService = new Intent(context, WallpaperService.class);
Expand Down Expand Up @@ -117,21 +121,72 @@ protected Future<WallpaperResult> getWallpaperDownloader(final String url) {
}

protected void onWallpaperResult(final Intent intent, WallpaperResult result) {
Bitmap originalImage = result.wallpaper;
Context context = getApplicationContext();
WallpaperManager wallpaperManager = WallpaperManager.getInstance(context);

if (result.wallpaper != null) {
try {
int flag = intent.hasExtra("lockscreen") ? WallpaperManager.FLAG_LOCK : WallpaperManager.FLAG_SYSTEM;
wallpaperManager.setBitmap(result.wallpaper, null, true, flag);
result.message = "Wallpaper set successfully!";
} catch (IOException e) {
result.error = "Error setting wallpaper: " + e.getMessage();
int flag = intent.hasExtra("lockscreen") ? WallpaperManager.FLAG_LOCK : WallpaperManager.FLAG_SYSTEM;
if (originalImage != null) {
if (intent.hasExtra("nocrop") || intent.hasExtra("center")) {
Bitmap resizedImage = resizeImage(intent, originalImage);
try {
wallpaperManager.setBitmap(resizedImage, null, true, flag);
}
catch(IOException e) {
result.error = "Error setting wallpaper: " + e.getMessage();
}
}
else {
try {
wallpaperManager.setBitmap(originalImage, null, true, flag);
}
catch(IOException e) {
result.error = "Error setting wallpaper: " + e.getMessage();
}
}
result.message = "Wallpaper set successfully!";
}
}
postWallpaperResult(context, intent, result);
}

private Bitmap resizeImage(final Intent intent, Bitmap originalImage) {
DisplayMetrics metrics = new DisplayMetrics();
WindowManager windowManager = (WindowManager) getSystemService(Context.WINDOW_SERVICE);
windowManager.getDefaultDisplay().getRealMetrics(metrics);
int height = metrics.heightPixels;
int width = metrics.widthPixels;
Bitmap newImage = Bitmap.createBitmap(width, height, originalImage.getConfig());
Canvas canvas = new Canvas(newImage);
float imageWidth = originalImage.getWidth();
float imageHeight = originalImage.getHeight();
float scaleX = width / imageWidth;
float scaleY = height / imageHeight;
if (intent.hasExtra("center")) {
float scale = Math.max(scaleY, scaleX);
float scaledWidth = scale * imageWidth;
float scaledHeight = scale * imageHeight;
float left = (width - scaledWidth) / 2;
float top = (height - scaledHeight) / 2;
RectF targetRect = new RectF(left, top, left + scaledWidth, top + scaledHeight);
Paint paint = new Paint();
paint.setFilterBitmap(true);
paint.setAntiAlias(true);
canvas.drawBitmap(originalImage, null, targetRect, paint);
} else {
float scale = Math.min(scaleY, scaleX);
float xTranslation = (width - imageWidth * scale) / 2.0f;
float yTranslation = (height - imageHeight * scale) / 2.0f;
Matrix matrix = new Matrix();
matrix.postTranslate(xTranslation, yTranslation);
matrix.preScale(scale, scale);
Paint paint = new Paint();
paint.setFilterBitmap(true);
paint.setAntiAlias(true);
canvas.drawBitmap(originalImage, matrix, paint);
}
return (newImage);
}


protected void postWallpaperResult(final Context context, final Intent intent, final WallpaperResult result) {
ResultReturner.returnData(context, intent, out -> {
out.append(result.message).append("\n");
Expand Down