brianhansonxyz/vpnhotspotmod
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Code clean up

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This commit is contained in:
Mygod
2019-12-10 19:59:31 +08:00
parent aed34bb019
commit e9e9fa2bb8
1 changed files with 14 additions and 14 deletions
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26
mobile/src/main/java/be/mygod/vpnhotspot/util/QRCodeDialog.kt
View File

@@ -17,11 +17,6 @@ import com.google.zxing.WriterException
import timber.log.Timber
import java.nio.charset.StandardCharsets
/**
* Based on:
* https://android.googlesource.com/platform/packages/apps/Settings/+/0d706f0/src/com/android/settings/wifi/qrcode/QrCodeGenerator.java
* https://android.googlesource.com/platform/packages/apps/Settings/+/8a9ccfd/src/com/android/settings/wifi/dpp/WifiDppQrCodeGeneratorFragment.java#153
*/
class QRCodeDialog : DialogFragment() {
companion object {
private const val KEY_ARG = "arg"
@@ -31,18 +26,23 @@ class QRCodeDialog : DialogFragment() {
fun withArg(arg: String) = apply { arguments = bundleOf(KEY_ARG to arg) }
private val arg get() = arguments?.getString(KEY_ARG)
/**
* Based on:
* https://android.googlesource.com/platform/packages/apps/Settings/+/0d706f0/src/com/android/settings/wifi/qrcode/QrCodeGenerator.java
* https://android.googlesource.com/platform/packages/apps/Settings/+/8a9ccfd/src/com/android/settings/wifi/dpp/WifiDppQrCodeGeneratorFragment.java#153
*/
override fun onCreateView(inflater: LayoutInflater, container: ViewGroup?, savedInstanceState: Bundle?) = try {
ImageView(context).apply {
val hints = HashMap<EncodeHintType, Any>()
if (!iso88591.canEncode(arg)) hints[EncodeHintType.CHARACTER_SET] = StandardCharsets.UTF_8.name()
val size = resources.getDimensionPixelSize(R.dimen.qrcode_size)
val hints = mutableMapOf<EncodeHintType, Any>()
if (!iso88591.canEncode(arg)) hints[EncodeHintType.CHARACTER_SET] = StandardCharsets.UTF_8.name()
val qrBits = MultiFormatWriter().encode(arg, BarcodeFormat.QR_CODE, size, size, hints)
val bitmap = Bitmap.createBitmap(size, size, Bitmap.Config.RGB_565)
for (x in 0 until size) for (y in 0 until size) {
bitmap.setPixel(x, y, if (qrBits.get(x, y)) Color.BLACK else Color.WHITE)
}
ImageView(context).apply {
layoutParams = ViewGroup.LayoutParams(size, size)
setImageBitmap(bitmap)
setImageBitmap(Bitmap.createBitmap(size, size, Bitmap.Config.RGB_565).apply {
for (x in 0 until size) for (y in 0 until size) {
setPixel(x, y, if (qrBits.get(x, y)) Color.BLACK else Color.WHITE)
}
})
}
} catch (e: WriterException) {
Timber.w(e)