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| class MainActivity : AppCompatActivity() { | |
| override fun onCreate(savedInstanceState: Bundle?) { | |
| super.onCreate(savedInstanceState) | |
| setContentView(R.layout.activity_main) | |
| val initialTextViewTranY = textView_progress.translationY | |
| seekBar.setOnSeekBarChangeListener(object : SeekBar.OnSeekBarChangeListener { | |
| override fun onProgressChanged(seekBar: SeekBar?, progress: Int, fromUser: Boolean) { | |
| textView_progress.text = progress.toString() | |
| val translationDistance = (initialTextViewTranY + | |
| progress * resources.getDimension(R.dimen.text_anim_stem) * -1) | |
| textView_progress.animate().translationY(translationDistance) | |
| if (!fromUser) | |
| textView_progress.animate().setDuration(500).rotationBy(360f) | |
| .translationY(initialTextViewTranY) | |
| } | |
| override fun onStartTrackingTouch(seekBar: SeekBar?) | |
| override fun onStopTrackingTouch(seekBar: SeekBar?) | |
| }) | |
| button_reset.setOnClickListener { seekBar.progress = 0 } | |
| } | |
| } |
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