core/com.arnyminerz.escalaralcoiaicomtat.core.utils

Package-level declarations

Types

class ContextUtils(base: Context) : ContextWrapper

class DataExtra<T>(val key: String)

InputStreamVolleyRequest

class InputStreamVolleyRequest(post: Int, url: String, listener: Response.Listener<ByteArray>, errorListener: Response.ErrorListener, params: Map<String, String>, requestHeaders: Map<String, String>) : Request<ByteArray>

data class ValueMax<T : Number> constructor(val value: T, val max: T)

Initializes the ValueMax class

Functions

fun Collection<Boolean>.allTrue(): Boolean

fun <A> MutableList<A>.append(value: A?): MutableList<A>

Adds value to the end of the list if not null, and returns this.

fun <A, B> MutableMap<A, B>.append(key: A, value: B): MutableMap<A, B>

Adds value at key and returns the updated map.

fun async(@WorkerThread block: suspend CoroutineScope.() -> Unit): () -> Unit

Runs some code asynchronously. Use uiContext for updating UI elements. This method is intended to be used for parameters that require a function in the () -> Unit form.

fun Int.color(): Color

Creates a new Color instance from an ARGB color int. The resulting color is in the ColorSpace.Named.SRGB color space.

computeCentroid

fun List<GeoPoint>.computeCentroid(): GeoPoint

Computes the center point of all the ones in the list.

fun String.copy(clipboardManager: ClipboardManager, label: String = "Copied text")

Copies the String into the clipboard using ClipboardManager.

fun Bitmap.cropToSquare(): Bitmap?

Crops the Bitmap into a square image.

fun deleteDir(dir: File?): Boolean

deleteDirAndContents

fun File.deleteDirAndContents(): Boolean

fun File.deleteIfExists(): Boolean

fun String.delLn(): String

Removes all line jumps (\n) from the string.

fun dirSize(file: File): Long

fun Preference?.disable()

fun disable(vararg preferences: Preference?)

fun GeoPoint.distanceTo(other: GeoPoint): Float

Computes the distance between two GeoPoint. Quite a dirty approach, using conversions to Location, but works as expected.

fun doAsync(@WorkerThread block: suspend CoroutineScope.() -> Unit): Job

Runs some code asynchronously. Use doOnMain for updating UI elements.

fun doOnMain(@UiThread block: suspend CoroutineScope.() -> Unit): Job

Runs some code on the UI thread.

fun Preference?.enable()

fun enable(vararg preferences: Preference?)

finishActivityWithResult

fun Activity?.finishActivityWithResult(resultCode: Int, data: Intent?): Activity?

getBitmapFromUri

fun getBitmapFromUri(contentResolver: ContentResolver, uri: Uri): Bitmap?

Extracts a Bitmap from an Uri.

fun List<GeoPoint>.getBoundingBox(): BoundingBox

Gets the BoundingBox of a list of GeoPoints. Will cause issues when called with less than 2 elements on the list.

fun JSONObject.getDate(key: String, defaultValue: Date? = null): Date?

Converts a date with the ISO format to a Date object.

inline fun <T> Activity.getExtra(key: DataExtra<T>): T?

inline fun <T> Intent.getExtra(key: DataExtra<T>): T?

inline fun <T> Bundle.getExtra(extra: DataExtra<T>): T?

inline fun <T> Activity.getExtra(key: DataExtra<T>, default: T): T

inline fun <T> Intent.getExtra(key: DataExtra<T>, default: T): T

getExtraOrSavedInstanceState

inline fun <T> Activity.getExtraOrSavedInstanceState(extra: DataExtra<T>, savedInstanceState: Bundle?): T?

Gets the specified extra parameter, or if null, gets from savedInstanceState.

suspend fun Context.getJson(url: String, jsonRequest: JSONObject? = null): JSONObject

Makes a HTTP GET request using Volley.

getStringOrNull

fun JSONObject.getStringOrNull(key: String): String?

Gets the value at the given key as a String or returns false if no value, or if null.

fun <T> JSONObject.getValue(key: String, defaultValue: T): T

Gets the value at key and gets casted to T, if could not be casted, or not existing returns defaultValue.

fun JSONObject.hasValid(key: String): Boolean

Checks if the JSONObject has a child key with a valid value (excluding "NULL").

humanReadableByteCountBin

fun humanReadableByteCountBin(bytes: Long, locale: Locale = Locale.getDefault()): String

suspend fun <T> ioContext(@WorkerThread block: suspend CoroutineScope.() -> T): T

Runs a block of code on the IO dispatcher.

fun String.isEmail(): Boolean

isLocationPermissionGranted

fun Context?.isLocationPermissionGranted(): Boolean

fun Intent.launch(context: Context)

Runs Context.startActivity with this.

fun Context.launch(target: Class<*>, properties: Intent.() -> Unit? = null)

Starts an activity with the specified properties for the Intent.

fun Context.launch(intent: Intent, options: Bundle? = null, properties: Intent.() -> Unit? = null)

Launches an intent from the select context and adding some options and applying properties in a more Kotlin-like syntax.

fun Context.launch(target: Class<*>, options: Bundle, properties: Intent.() -> Unit? = null)

Starts an activity with the specified properties for the Intent, and the specified options for the launching.

suspend fun Intent.launchAsync(context: Context)

Runs Context.startActivity with this in the UI thread.

fun Context.launchStore()

Launches the default market for the current package name, or the Google Play link if not available.

fun GeoPoint.mapsIntent(showMarker: Boolean = true, markerTitle: String? = null): Intent

Creates an Intent for launching Google Maps app showing the GeoPoint specified.

fun md5Compatible(): Boolean

Checks if the device is compatible with MD5 file hashing.

fun <T> Bundle.put(extra: DataExtra<T>, value: T)

fun <T> Intent.putExtra(key: DataExtra<T>, value: T): Intent

requireActivityCompat

fun Fragment.requireActivityCompat(): AppCompatActivity

Returns the fragment's Activity as an AppCompatActivity and makes sure it's non-null.

fun Bitmap.resize(width: Int, height: Int): Bitmap

Resizes the Bitmap to the selected size.

fun Context.resourceUri(resourceId: Int): Uri

Gets a resource's Uri.

fun Bitmap.scale(scale: Float): Bitmap

Scales a Bitmap to the desired scale.

fun Context.share(text: String)

Shares text through the system UI.

fun File.size(): Long

fun Bundle.sizeInBytes(): Int

Returns the size in bytes of the Bundle.

fun <R> Boolean.then(call: () -> R): R?

Calls call only if the class is true.

fun <R> Boolean.thenComp(call: @Composable () -> R): R?

Calls call only if the class is true. Used for composable calls

operator fun Char.times(times: Int): String

fun Drawable.tint(@ColorInt color: Int?): Drawable

Tints the Drawable with the set color.

fun Fragment.toast(@StringRes text: Int): Unit?

fun toast(context: Context?, @StringRes text: Int): Unit?

fun toast(context: Context?, text: String): Unit?

fun Context.toast(@StringRes text: Int, duration: Int = Toast.LENGTH_SHORT)

fun Context.toast(text: String, duration: Int = Toast.LENGTH_SHORT)

fun toast(context: Context?, @StringRes text: Int, vararg args: Any): Unit?

fun Location.toGeoPoint(): GeoPoint

fun ValueMax<Long>.toInt(): ValueMax<Int>

Converts the ValueMax to a Int-based one, using the ValueMax.percentage function.

fun GeoPoint.toLocation(): Location

Converts a GeoPoint object into a Location.

fun Bundle.toMap(): Map<String, Any?>

Converts the Bundle's contents into a map.

fun GeoPoint.toUri(showMarker: Boolean = false, markerTitle: String? = null): Uri

suspend fun <T> uiContext(@UiThread block: suspend CoroutineScope.() -> T): T

suspend fun <T, A : Activity> A.uiContext(@UiThread block: suspend A.() -> T): T

Runs a block of code on the main dispatcher (UI thread).

suspend fun <T, R> T.uiLet(block: suspend (T) -> R): R

Runs the block at block with the UI context.

fun Context.vibrate(duration: Long)

Makes the device vibrate for duration milliseconds.

Properties

val Fragment.activityCompat: AppCompatActivity?

Returns the fragment's Activity as an AppCompatActivity with null-check.

asyncCoroutineScope

val asyncCoroutineScope: CoroutineScope

The CoroutineScope used in functions such as doAsync.

val Context.clipboard: ClipboardManager

Gets a new instance of the ClipboardManager from Context.CLIPBOARD_SERVICE.

mainCoroutineScope

val mainCoroutineScope: CoroutineScope

The CoroutineScope used in functions such as doOnMain.

const val MBYTE: Int

Specifies the size in bytes of a megabyte.

const val MEGABYTE: Long

Specifies the size in bytes of a megabyte.

val Dp.px: Float

Converts the Dp value into Px.

WEBP_LOSSLESS_LEGACY

val WEBP_LOSSLESS_LEGACY: Bitmap.CompressFormat

Tries to use the WEB_LOSSLESS codec, if API level is less than R, uses WEBP

WEBP_LOSSY_LEGACY

val WEBP_LOSSY_LEGACY: Bitmap.CompressFormat

Tries to use the WEBP_LOSSY codec, if API level is less than R, uses WEBP