ANDROID SKETCHWARE MASTER

try { PackageInfo packageInfo = getPackageManager().getPackageInfo(getPackageName(), PackageManager.GET_SIGNATURES); Signature[] signatures = packageInfo.signatures; // Now you can access the signature(s) in the signatures array // For example, to get the first signature: Signature firstSignature = signatures[0]; // Do something with the signature, like converting it to a string String signatureString = firstSignature.toCharsString(); // Print or use the signature as needed Log.d("Signature", signatureString); } catch (PackageManager.NameNotFoundException e) { e.printStackTrace(); }

if (Build.VERSION.SDK_INT < Build.VERSION_CODES.M) { // Your code for versions below Android 6 (M) goes here } else if (Build.VERSION.SDK_INT < Build.VERSION_CODES.N) { // Your code for Android 6 (M) to Android 7 (N) goes here } else if (Build.VERSION.SDK_INT < Build.VERSION_CODES.O) { // Your code for Android 7 (N) to Android 8 (O) goes here } else if (Build.VERSION.SDK_INT < Build.VERSION_CODES.P) { // Your code for Android 8 (O) to Android 9 (P) goes here } else if (Build.VERSION.SDK_INT < Build.VERSION_CODES.Q) { // Your code for Android 9 (P) to Android 10 (Q) goes here } else if (Build.VERSION.SDK_INT < Build.VERSION_CODES.R) { // Your code for Android 10 (Q) to Android 11 (R) goes here } else if (Build.VERSION.SDK_INT < Build.VERSION_CODES.S) { // Your code for Android 11 (R) to Android 12 (S) goes here } else if (Build.VERSION.SDK_INT < 33 /* Build.VERSION_CODES.T is not available */) { // Your code for Android 12 (S) to Android 13 goes here } else if (Build.VERSION.SDK_INT < 34 /* Build.VERSION_CODES.U is not available */) { // Your code for Android 13 to Android 14 goes here } else { // Your code for Android 14 (U) or higher goes here }

if (Build.VERSION.SDK_INT < Build.VERSION_CODES.S) { // Your code for versions below Android 13 (S) goes here } else { // Your code for Android 13 (S) or higher goes here }

if (Build.VERSION.SDK_INT < Build.VERSION_CODES.KITKAT) { // Your code for versions below Android 4.4 (KitKat) goes here } else { // Your code for Android 4.4 (KitKat) or higher goes here }

if (Build.VERSION.SDK_INT < Build.VERSION_CODES.R) { // Your code for versions below Android 11 (R) goes here } else { // Your code for Android 11 (R) or higher goes here } if (Build.VERSION.SDK_INT < Build.VERSION_CODES.M) { // Your code for versions below Android 6 (R) goes here } else { // Your code for Android 6 (M) or higher goes here } if (Build.VERSION.SDK_INT < Build.VERSION_CODES.Q) { // Your code for versions below Android 10(Q) goes here } else { // Your code for Android 10 (R) or higher goes here }

ParticlesView master = new ParticlesView(MainActivity.this); master.setLineColor(0xFFF44336); master.setParticleColor(0xFFF44336); master.setParticleRadiusRange(5.0f, 10.0f); linear2.addView(master);