89 lines
3.7 KiB
Kotlin
89 lines
3.7 KiB
Kotlin
package sushi.hardcore.droidfs
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import androidx.appcompat.app.AppCompatActivity
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import android.os.Bundle
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import android.view.View
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import android.widget.Toast
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import com.otaliastudios.cameraview.CameraListener
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import com.otaliastudios.cameraview.PictureResult
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import com.otaliastudios.cameraview.controls.Facing
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import com.otaliastudios.cameraview.controls.Flash
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import kotlinx.android.synthetic.main.activity_camera.*
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import sushi.hardcore.droidfs.util.GocryptfsVolume
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import sushi.hardcore.droidfs.util.MiscUtils
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import sushi.hardcore.droidfs.util.PathUtils
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import sushi.hardcore.droidfs.widgets.ColoredAlertDialogBuilder
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import java.io.ByteArrayInputStream
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import java.io.FileOutputStream
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import java.io.InputStream
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import java.text.SimpleDateFormat
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import java.util.*
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class CameraActivity : AppCompatActivity() {
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companion object {
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private val flashModes = listOf(Flash.AUTO, Flash.ON, Flash.OFF)
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private const val fileNameRandomMin = 100000
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private const val fileNameRandomMax = 999999
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private val dateFormat = SimpleDateFormat("yyyyMMdd_HHmmss")
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private val random = Random()
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}
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private var currentFlashModeIndex = 0
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private lateinit var gocryptfsVolume: GocryptfsVolume
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private lateinit var outputDirectory: String
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private lateinit var fileName: String
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override fun onCreate(savedInstanceState: Bundle?) {
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super.onCreate(savedInstanceState)
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setContentView(R.layout.activity_camera)
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gocryptfsVolume = GocryptfsVolume(intent.getIntExtra("sessionID", -1))
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outputDirectory = intent.getStringExtra("path")!!
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camera.setLifecycleOwner(this)
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camera.addCameraListener(object: CameraListener(){
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override fun onPictureTaken(result: PictureResult) {
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take_photo_button.onPhotoTaken()
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val inputStream = ByteArrayInputStream(result.data)
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if (gocryptfsVolume.importFile(inputStream, PathUtils.path_join(outputDirectory, fileName))){
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Toast.makeText(applicationContext, getString(R.string.picture_save_success, fileName), Toast.LENGTH_SHORT).show()
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} else {
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ColoredAlertDialogBuilder(applicationContext)
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.setTitle(R.string.error)
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.setMessage(R.string.picture_save_failed)
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.setCancelable(false)
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.setPositiveButton(R.string.ok) { _, _ -> finish() }
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.show()
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}
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}
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})
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take_photo_button.onClick = ::onClickTakePhoto
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}
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private fun onClickTakePhoto() {
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val baseName = "IMG_"+dateFormat.format(Date())+"_"
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do {
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fileName = baseName+(random.nextInt(fileNameRandomMax-fileNameRandomMin)+fileNameRandomMin)+".jpg"
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} while (gocryptfsVolume.pathExists(fileName))
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camera.takePicture()
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}
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fun onClickFlash(view: View) {
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currentFlashModeIndex = MiscUtils.incrementIndex(currentFlashModeIndex, flashModes)
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camera.flash = flashModes[currentFlashModeIndex]
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image_flash.setImageResource(when (camera.flash) {
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Flash.AUTO -> R.drawable.icon_flash_auto
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Flash.ON -> R.drawable.icon_flash_on
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else -> R.drawable.icon_flash_off
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})
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}
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fun onClickCameraSwitch(view: View) {
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camera.toggleFacing()
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if (camera.facing == Facing.FRONT){
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image_camera_switch.setImageResource(R.drawable.icon_camera_back)
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} else {
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image_camera_switch.setImageResource(R.drawable.icon_camera_front)
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Thread {
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Thread.sleep(25)
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camera.flash = flashModes[currentFlashModeIndex] //refresh flash mode after switching camera
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}.start()
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}
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}
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} |