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PermissionDemo.kt
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PermissionDemo.kt
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import android.Manifest
import android.app.Activity
import android.content.Context
import android.content.Intent
import android.content.IntentSender
import android.content.pm.PackageManager
import android.location.Location
import android.location.LocationManager
import android.net.Uri
import android.os.Build
import android.provider.Settings
import android.util.Log
import android.widget.Toast
import androidx.activity.result.IntentSenderRequest
import androidx.activity.result.contract.ActivityResultContracts
import androidx.appcompat.app.AlertDialog
import androidx.appcompat.app.AppCompatActivity
import androidx.core.content.ContextCompat
import androidx.lifecycle.lifecycleScope
import com.google.android.gms.common.api.ApiException
import com.google.android.gms.common.api.ResolvableApiException
import com.google.android.gms.location.LocationRequest
import com.google.android.gms.location.LocationServices
import com.google.android.gms.location.LocationSettingsRequest
import com.google.android.gms.location.LocationSettingsStatusCodes
import com.timestampcamera.autodatetimestamp.R
import kotlinx.coroutines.Dispatchers
import kotlinx.coroutines.Job
import kotlinx.coroutines.flow.cancellable
import kotlinx.coroutines.launch
import java.util.concurrent.TimeUnit
abstract class LocationHelperActivity : AppCompatActivity() {
private var jobLocation: Job? = null
private val locationPermissions = arrayOf(
Manifest.permission.ACCESS_FINE_LOCATION,
Manifest.permission.ACCESS_COARSE_LOCATION
)
private var isMandatory: Boolean? = true
private var askCount = 0
val permissionsLauncher =
registerForActivityResult(ActivityResultContracts.RequestMultiplePermissions()) { grantRes ->
val granted = !grantRes.values.contains(false)
if (!granted) {
// askCount++
if (Build.VERSION.SDK_INT >= Build.VERSION_CODES.M &&
shouldShowRequestPermissionRationale(locationPermissions.first())
&& shouldShowRequestPermissionRationale(locationPermissions.last())
) {
if (isMandatory == true) {
askCount++
askForLocationPermission()
}
} else {
if (isMandatory == true)
askCount = 2
showSettingsDialog()
}
} else {
getUserLocation()
}
}
private var permissionDialog: AlertDialog? = null
private fun showSettingsDialog() {
if (permissionDialog == null) {
val builder: AlertDialog.Builder = AlertDialog.Builder(this)
builder.setTitle(getString(R.string.permission_denied_title))
.setCancelable(false)
.setMessage(getString(R.string.allow_for_smooth))
.setPositiveButton(R.string.action_settings) { dialog, _ ->
dialog.dismiss()
val intent = Intent()
intent.action = Settings.ACTION_APPLICATION_DETAILS_SETTINGS
val uri = Uri.fromParts(
"package", packageName,
null
)
intent.data = uri
startActivity(intent)
}
permissionDialog = builder.create()
permissionDialog?.show()
} else {
if (permissionDialog?.isShowing == false) permissionDialog?.show()
}
}
private fun askForLocationPermission() {
permissionsLauncher.launch(locationPermissions)
}
private fun locationPermissionGranted() = locationPermissions.all {
ContextCompat.checkSelfPermission(this, it) == PackageManager.PERMISSION_GRANTED
}
private var shownGPSDialog: Boolean? = false
private val gpsLauncher =
registerForActivityResult(ActivityResultContracts.StartIntentSenderForResult()) { result ->
when (result.resultCode) {
Activity.RESULT_OK -> {
getUserLocation()
}
Activity.RESULT_CANCELED -> {
if (isMandatory == true) {
shownGPSDialog = false
enableGPS()
}
}
else -> {
shownGPSDialog = true
}
}
}
private fun allowedGPS() = run {
val manager = getSystemService(Context.LOCATION_SERVICE) as LocationManager
val gpsEnabled = manager.isProviderEnabled(LocationManager.GPS_PROVIDER)
gpsEnabled
}
private fun enableGPS() {
val locationRequest by lazy {
LocationRequest.create().apply {
interval = TimeUnit.SECONDS.toMillis(LocationHelper.UPDATE_INTERVAL_SECS)
fastestInterval =
TimeUnit.SECONDS.toMillis(LocationHelper.FASTEST_UPDATE_INTERVAL_SECS)
priority = LocationRequest.PRIORITY_HIGH_ACCURACY
}
}
val mSettingsClient = LocationServices.getSettingsClient(this)
val builder = LocationSettingsRequest.Builder()
builder.addLocationRequest(locationRequest)
val mLocationSettingsRequest = builder.build()
mSettingsClient.checkLocationSettings(mLocationSettingsRequest)
.addOnSuccessListener {
shownGPSDialog = true
getUserLocation()
}.addOnFailureListener { e: Exception ->
when ((e as ApiException).statusCode) {
LocationSettingsStatusCodes.RESOLUTION_REQUIRED -> {
Log.e("TAG", "RESOLUTION_REQUIRED: ")
try {
if (shownGPSDialog == false) {
val rae: ResolvableApiException = e as ResolvableApiException
gpsLauncher.launch(
IntentSenderRequest.Builder(rae.resolution).build()
)
shownGPSDialog = true
}
} catch (sie: IntentSender.SendIntentException) {
sie.printStackTrace()
}
}
LocationSettingsStatusCodes.SETTINGS_CHANGE_UNAVAILABLE -> {
val errorMessage: String =
"Location settings are inadequate, and cannot be " + "fixed here. Fix in Settings."
Toast.makeText(this, errorMessage, Toast.LENGTH_LONG)
.show()
}
}
}
}
fun alwaysAskPermissions(isMandatory: Boolean? = true) {
this.isMandatory = isMandatory
}
private fun getUserLocation() {
if (!locationPermissionGranted()) {
jobLocation?.cancel()
if (askCount == 0)
askForLocationPermission()
else if (askCount == 2)
showSettingsDialog()
return
} else askCount = 2
if (!allowedGPS()) {
enableGPS()
return
}
val locationHelper =
LocationHelper(LocationServices.getFusedLocationProviderClient(this))
jobLocation?.cancel()
jobLocation = lifecycleScope.launch(Dispatchers.IO) {
locationHelper
.fetchUpdates()
.cancellable()
.collect {
launch(Dispatchers.Main) {
getLocationUpdates(it.locationVal)
}
}
}
}
abstract fun getLocationUpdates(location: Location?)
override fun onResume() {
super.onResume()
getUserLocation()
}
override fun onPause() {
jobLocation?.cancel()
super.onPause()
}
override fun onDestroy() {
jobLocation?.cancel()
super.onDestroy()
}
}
import android.annotation.SuppressLint
import android.location.Location
import android.os.Looper
import com.google.android.gms.location.FusedLocationProviderClient
import com.google.android.gms.location.LocationCallback
import com.google.android.gms.location.LocationRequest
import com.google.android.gms.location.LocationResult
import kotlinx.coroutines.channels.awaitClose
import kotlinx.coroutines.flow.Flow
import kotlinx.coroutines.flow.callbackFlow
import java.util.concurrent.TimeUnit
import javax.inject.Inject
class LocationHelper @Inject constructor(
private val client: FusedLocationProviderClient
) {
@SuppressLint("MissingPermission")
fun fetchUpdates(): Flow<LatLngLocation> = callbackFlow {
val locationRequest by lazy {
LocationRequest.create().apply {
interval = TimeUnit.SECONDS.toMillis(UPDATE_INTERVAL_SECS)
fastestInterval = TimeUnit.SECONDS.toMillis(FASTEST_UPDATE_INTERVAL_SECS)
priority = LocationRequest.PRIORITY_HIGH_ACCURACY
}
}
val callBack = object : LocationCallback() {
override fun onLocationResult(locationResult: LocationResult) {
super.onLocationResult(locationResult)
val location = locationResult.lastLocation
val userLocation = LatLngLocation(
latitude = location.latitude,
longitude = location.longitude,
).apply {
locationVal = location
}
trySend(userLocation).isSuccess
}
}
client.requestLocationUpdates(locationRequest, callBack, Looper.getMainLooper())
awaitClose { client.removeLocationUpdates(callBack) }
}
companion object {
const val UPDATE_INTERVAL_SECS = 5L
const val FASTEST_UPDATE_INTERVAL_SECS = 2L
}
}
data class LatLngLocation(var latitude: Double, var longitude: Double) {
var address: String = ""
var locationVal: Location? = null
}
public class GPS {
private static StringBuilder sb = new StringBuilder(20);
public static String latitudeRef(double latitude) {
return latitude < 0.0d ? "S" : "N";
}
public static String longitudeRef(double longitude) {
return longitude < 0.0d ? "W" : "E";
}
synchronized public static final String convert(double latitude) {
latitude = Math.abs(latitude);
int degree = (int) latitude;
latitude *= 60;
latitude -= (degree * 60.0d);
int minute = (int) latitude;
latitude *= 60;
latitude -= (minute * 60.0d);
int second = (int) (latitude * 1000.0d);
sb.setLength(0);
sb.append(degree);
sb.append("/1,");
sb.append(minute);
sb.append("/1,");
sb.append(second);
sb.append("/1000");
return sb.toString();
}
}
private fun deleteFolder(deleteFile: File) {
val documentFile = DocumentFile.fromTreeUri(ctx, fileDocPath.uri.toString().toUri())
if (documentFile != null) {
val documentFiles = documentFile.listFiles()
for (file in documentFiles) {
if (file.name == deleteFile.name) {
file.delete()
break
}
}
}
}
import android.animation.ValueAnimator;
import android.content.Context;
import android.content.res.TypedArray;
import android.graphics.Canvas;
import android.graphics.LinearGradient;
import android.graphics.Paint;
import android.graphics.Path;
import android.graphics.Shader;
import androidx.annotation.Nullable;
import androidx.core.content.ContextCompat;
import android.util.AttributeSet;
import android.util.Log;
import android.view.View;
import android.view.animation.LinearInterpolator;
import com.smartdialer.dialer.phone.call.R;
import java.util.ArrayList;
import java.util.List;
import static android.content.ContentValues.TAG;
public class RoundWaveView extends View {
private static final float LINE_SMOOTHNESS = 0.16f;
private Path path;
private Paint paint;
int pointCount;
float innerSizeRatio = 0.75f;
float[] firstRadius;
float[] secondRadius; //
float[] animationOffset; //
float[] xs; //
float[] ys;
float[] fractions;
ValueAnimator[] animators;
float angleOffset;
float currentCx;
float currentCy;
float translationRadius;
float translationRadiusStep;
boolean useAnimation;
Context context;
public RoundWaveView(Context context) {
this(context, null);
this.context = context;
}
public RoundWaveView(Context context, @Nullable AttributeSet attrs) {
super(context, attrs);
this.context = context;
TypedArray typedArray = context.obtainStyledAttributes(attrs, R.styleable.RoundWaveView);
pointCount = typedArray.getInt(R.styleable.RoundWaveView_pointCount, 6);
useAnimation = typedArray.getBoolean(R.styleable.RoundWaveView_useAnimation, true);
typedArray.recycle();
init(pointCount);
path = new Path();
paint = new Paint(Paint.ANTI_ALIAS_FLAG);
// paint.setColor(Color.MAGENTA);
paint.setStyle(Paint.Style.FILL);
float delta = 1.0f / pointCount;
for (int i = 0; i < fractions.length; i++) {
fractions[i] = delta * i;
}
for (int i = 0; i < pointCount; i++) {
int pos = (int) (Math.random() * pointCount);
float[] dest = new float[pointCount * 2 + 1];
int inc = 1;
for (int j = 0; j < dest.length; j++) {
dest[j] = fractions[pos];
pos += inc;
if (pos < 0 || pos >= fractions.length) {
inc = -inc;
pos += inc * 2;
}
}
if (i == 0) {
List<Float> list = new ArrayList<>();
for (float f : dest) {
list.add(f);
}
Log.d(TAG, "DEST " + list);
}
if (useAnimation) {
ValueAnimator animator = ValueAnimator.ofFloat(dest).setDuration((long) (2000));
animator.setInterpolator(new LinearInterpolator());
animator.setRepeatMode(ValueAnimator.RESTART);
animator.setRepeatCount(ValueAnimator.INFINITE);
animator.start();
if (i == 0) {
animator.addUpdateListener(new ValueAnimator.AnimatorUpdateListener() {
@Override
public void onAnimationUpdate(ValueAnimator valueAnimator) {
randomTranslate();
invalidate();
}
});
}
animators[i] = animator;
animator.start();
}
}
}
private float lastTranslationAngle;
private void randomTranslate() {
float r = translationRadiusStep;
float R = translationRadius;
float cx = getWidth() / 2;
float cy = getHeight() / 2;
float vx = currentCx - cx;
float vy = currentCy - cy;
float ratio = 1 - r / R;
float wx = vx * ratio;
float wy = vy * ratio;
lastTranslationAngle = (float) ((Math.random() - 0.5) * Math.PI / 4 + lastTranslationAngle);
float distRatio = (float) Math.random();
currentCx = (float) (cx + wx + r * distRatio * Math.cos(lastTranslationAngle));
currentCy = (float) (cy + wy + r * distRatio * Math.sin(lastTranslationAngle));
}
private void init(int pointCount) {
firstRadius = new float[pointCount];
secondRadius = new float[pointCount];
animationOffset = new float[pointCount];
xs = new float[pointCount];
ys = new float[pointCount];
fractions = new float[pointCount + 1];
animators = new ValueAnimator[pointCount];
angleOffset = (float) (Math.PI * 2 / pointCount * Math.random());
}
@Override
protected void onSizeChanged(int w, int h, int oldw, int oldh) {
super.onSizeChanged(w, h, oldw, oldh);
float radius = Math.min(w, h) / 2;
float innerRadius = radius * innerSizeRatio;
float ringWidth = radius - innerRadius;
for (int i = 0; i < pointCount; i++) {
firstRadius[i] = (float) (innerRadius + ringWidth * Math.random());
secondRadius[i] = (float) (innerRadius + ringWidth * Math.random());
animationOffset[i] = (float) Math.random();
}
paint.setShader(new LinearGradient(0, 0, 0, h, ContextCompat.getColor(context, R.color.teal_700), ContextCompat.getColor(context, R.color.teal_700), Shader.TileMode.MIRROR));
paint.setAlpha((int) (0.2f * 255));
currentCx = w / 2;
currentCy = h / 2;
translationRadius = radius / 6;
translationRadiusStep = radius / 4000;
}
float[] temp = new float[2];
@Override
protected void onDraw(Canvas canvas) {
super.onDraw(canvas);
// paint.setColor(Color.MAGENTA);
// float cx = getWidth() / 2;
// float cy = getHeight() / 2;
// float fraction = (float) valueAnimator.getAnimatedValue();
for (int i = 0; i < pointCount; i++) {
// float currentFraction = animationOffset[i] + fraction;
// if (currentFraction >= 1) {
// currentFraction = currentFraction - 1;
// }
float currentFraction = useAnimation ? (float) animators[i].getAnimatedValue() : 0;
float radius = firstRadius[i] * (1 - currentFraction) + secondRadius[i] * currentFraction;
float angle = (float) (Math.PI * 2 / pointCount * i) + angleOffset;
xs[i] = (float) (currentCx + radius * Math.cos(angle));
ys[i] = (float) (currentCy + radius * Math.sin(angle));
}
path.reset();
path.moveTo(xs[0], ys[0]);
for (int i = 0; i < pointCount; i++) {
float currX = getFromArray(xs, i);
float currY = getFromArray(ys, i);
float nextX = getFromArray(xs, i + 1);
float nextY = getFromArray(ys, i + 1);
getVector(xs, ys, i, temp);
float vx = temp[0];
float vy = temp[1];
getVector(xs, ys, i + 1, temp);
float vxNext = temp[0];
float vyNext = temp[1];
path.cubicTo(currX + vx, currY + vy, nextX - vxNext, nextY - vyNext, nextX, nextY);
}
canvas.drawPath(path, paint);
// float firstFraction = (float) animators[0].getAnimatedValue();
// paint.setColor(Color.BLACK);
// float r = 30;
// canvas.drawCircle((getWidth() - r * 2) * firstFraction + r, getHeight() / 2, r, paint);
}
@Override
protected void onDetachedFromWindow() {
super.onDetachedFromWindow();
if (useAnimation) {
for (ValueAnimator animator : animators) {
animator.end();
}
}
}
static float getFromArray(float[] arr, int pos) {
return arr[(pos + arr.length) % arr.length];
}
static void getVector(float[] xs, float[] ys, int i, float[] out) {
float nextX = getFromArray(xs, i + 1);
float nextY = getFromArray(ys, i + 1);
float prevX = getFromArray(xs, i - 1);
float prevY = getFromArray(ys, i - 1);
float vx = (nextX - prevX) * LINE_SMOOTHNESS;
float vy = (nextY - prevY) * LINE_SMOOTHNESS;
out[0] = vx;
out[1] = vy;
}
}
<declare-styleable name="RoundWaveView">
<attr name="pointCount" format="integer" />
<attr name="useAnimation" format="boolean" />
</declare-styleable>
fun Activity.setAsIntent(path: String, applicationId: String) {
ensureBackgroundThread {
val newUri = getFinalUriFromPath(path, applicationId) ?: return@ensureBackgroundThread
Intent().apply {
action = Intent.ACTION_ATTACH_DATA
setDataAndType(newUri, getUriMimeType(path, newUri))
addFlags(Intent.FLAG_GRANT_READ_URI_PERMISSION)
val chooser =
Intent.createChooser(this, getString(com.simplemobiletools.commons.R.string.set_as))
try {
startActivityForResult(chooser, REQUEST_SET_AS)
} catch (e: ActivityNotFoundException) {
toast(com.simplemobiletools.commons.R.string.no_app_found)
} catch (e: Exception) {
showErrorToast(e)
}
}
}
}
fun isOnMainThread() = Looper.myLooper() == Looper.getMainLooper()
fun ensureBackgroundThread(callback: () -> Unit) {
if (isOnMainThread()) {
Thread {
callback()
}.start()
} else {
callback()
}
}
private fun manageFilesPermissions(): Boolean {
val appOps = getSystemService(APP_OPS_SERVICE) as AppOpsManager
val mode = appOps.checkOpNoThrow(
"android:manage_external_storage",
Process.myUid(), packageName
)
if (mode == AppOpsManager.MODE_ALLOWED) {
return true
}
appOps.startWatchingMode("android:manage_external_storage",
applicationContext.packageName,
object : AppOpsManager.OnOpChangedListener {
override fun onOpChanged(op: String, packageName: String) {
val modeStatus = appOps.checkOpNoThrow(
"android:manage_external_storage",
Process.myUid(), getPackageName()
)
if (modeStatus != AppOpsManager.MODE_ALLOWED) {
return
}
appOps.stopWatchingMode(this)
val intent = Intent(this@MainActivity, MainActivity::class.java)
intent.addFlags(Intent.FLAG_ACTIVITY_CLEAR_TASK or Intent.FLAG_ACTIVITY_NEW_TASK)
applicationContext.startActivity(intent)
}
})
if (isRPlus())
requestManageFilesAccess()
return false
}
@RequiresApi(Build.VERSION_CODES.R)
private fun requestManageFilesAccess() {
if (!Environment.isExternalStorageManager())
storagePermissionResultLauncher.launch(
Intent(
Settings.ACTION_MANAGE_APP_ALL_FILES_ACCESS_PERMISSION,
Uri.parse("package:$packageName")
)
)
}
import kotlin.math.pow
import kotlin.math.sqrt
object TastyTest {
var colors = arrayOf(
"ff0000",
"00ff00",
"0000ff",
"ffffff",
"000000",
"27b69d",
"23a68f",
"1aa48c",
"17846f",
"0f8b7d",
"0e7e72",
"0a876e",
"097b64",
"0a584d",
"095046",
"7e888e",
"737c81",
"383d40",
"018391",
"017784",
"fffee8",
"ffb661",
"fafafa",
"e8e8e8",
"d8d8d8",
"e7f5f3",
"5d6468",
"4c5256"
)
@JvmStatic
fun main(args: Array<String>) {
submit("3700B3")
}
fun submit(newColor: String) {
val res = colors.map { getDiffColor(it, newColor) }
val closestColors = colors.filter { it == colors[res.indexOf(res.minOrNull())] }
colors = closestColors.toTypedArray()
println("closestColor: $closestColors")
}
fun hexToRgb(hex: String): RGB {
val result =
Regex(
"^#?([a-f\\d]{2})([a-f\\d]{2})([a-f\\d]{2})$",
RegexOption.IGNORE_CASE
).matchEntire(
hex
)
return result?.destructured?.let { (r, g, b) ->
RGB(r.toInt(16), g.toInt(16), b.toInt(16))
} ?: RGB(0, 0, 0)
}
fun getDiffColor(cola: String, colb: String): Double {
val a = hexToRgb(cola)
val b = hexToRgb(colb)
return sqrt(
(a.r - b.r).toDouble().pow(2) + (a.g - b.g).toDouble().pow(2) + (a.b - b.b).toDouble()
.pow(2)
)
}
data class RGB(val r: Int, val g: Int, val b: Int)
}