feat: home

app/src/main/java/com/yuanxuan/rokid/extension/DensityExtensions.kt

@@ -0,0 +1,12 @@
+package com.yuanxuan.rokid.extension
+
+import android.content.res.Resources
+import android.util.TypedValue
+
+fun Number.dpToPx(): Float {
+    return TypedValue.applyDimension(
+        TypedValue.COMPLEX_UNIT_DIP,
+        this.toFloat(),
+        Resources.getSystem().displayMetrics
+    )
+}

app/src/main/java/com/yuanxuan/rokid/extension/ViewExtensions.kt

@@ -0,0 +1,37 @@
+package com.yuanxuan.rokid.extension
+
+import android.animation.Animator
+import android.animation.AnimatorListenerAdapter
+import android.view.View
+import androidx.core.view.isGone
+import androidx.core.view.isVisible
+
+
+fun View.animateTranslationY(translationY: Float, duration: Int) {
+    animate()
+        .translationY(translationY)
+        .setDuration(250)
+        .start()
+}
+
+fun View.fadeIn(duration: Long) {
+    if (this.isVisible) return
+    this.alpha = 0f
+    this.isVisible = true
+    this.animate()
+        .alpha(1f)
+        .setDuration(duration)
+        .setListener(null)
+}
+
+fun View.fadeOut(duration: Long) {
+    if (this.isVisible.not()) return
+    this.animate()
+        .alpha(0f)
+        .setDuration(duration)
+        .setListener(object : AnimatorListenerAdapter() {
+            override fun onAnimationEnd(animation: Animator) {
+                this@fadeOut.isGone = true
+            }
+        })
+}