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[WIP] Animate history entries #22

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[WIP] Animate history entries #22

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8be6ad7
animate history items appearing
roman01la Jan 20, 2019
1ac7550
delay before adding output item to repl history list
roman01la Jan 21, 2019
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5 changes: 5 additions & 0 deletions app/src/main/java/replete/HistoryAdapter.kt
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Original file line number Diff line number Diff line change
Expand Up @@ -6,6 +6,7 @@ import android.text.SpannableString
import android.view.LayoutInflater
import android.view.View
import android.view.ViewGroup
import android.view.animation.AnimationUtils
import android.widget.ArrayAdapter
import android.widget.ListView
import android.widget.TextView
Expand All @@ -28,6 +29,8 @@ fun inflateItem(viewHolder: HistoryAdapter.ViewHolder, item: Item) {
class HistoryAdapter(context: Context, id: Int, val parent: ListView) :
ArrayAdapter<Item>(context, id) {

val animation = AnimationUtils.loadAnimation(parent.context, R.anim.entry_appears)

fun update(item: Item) {
this.add(item)
parent.post {
Expand All @@ -51,6 +54,8 @@ class HistoryAdapter(context: Context, id: Int, val parent: ListView) :
inflateItem(viewHolder, item)
}

_itemView.startAnimation(animation)

return _itemView
} else {
if (item != null) {
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7 changes: 6 additions & 1 deletion app/src/main/java/replete/Main.kt
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Expand Up @@ -18,6 +18,7 @@ import android.view.animation.Animation
import com.eclipsesource.v8.V8
import com.eclipsesource.v8.V8Array
import java.io.*
import java.util.*

fun setTextSpanColor(s: SpannableString, color: Int, start: Int, end: Int) {
return s.setSpan(ForegroundColorSpan(color), start, end, Spannable.SPAN_INCLUSIVE_EXCLUSIVE)
Expand Down Expand Up @@ -127,7 +128,11 @@ class MainActivity : AppCompatActivity() {

private fun displayOutput(output: SpannableString) {
if (!suppressPrinting) {
adapter!!.update(Item(output, ItemType.OUTPUT))
Timer().schedule(object : TimerTask() {
override fun run() {
runOnUiThread { adapter!!.update(Item(output, ItemType.OUTPUT)) }
}
}, 200)
}
}

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17 changes: 17 additions & 0 deletions app/src/main/res/anim/entry_appears.xml
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@@ -0,0 +1,17 @@
<?xml version="1.0" encoding="utf-8"?>
<set xmlns:android="http://schemas.android.com/apk/res/android"
android:duration="@android:integer/config_shortAnimTime">

<translate
android:fromXDelta="-100%"
android:toXDelta="0"
android:interpolator="@android:anim/decelerate_interpolator"
/>

<alpha
android:fromAlpha="0"
android:toAlpha="1"
android:interpolator="@android:anim/decelerate_interpolator"
/>

</set>