Files
PinPoint/app/src/main/java/com/example/jnicpp/bowling/StepCounterUiController.kt
T

91 lines
3.4 KiB
Kotlin

/**
* @file StepCounterUiController.kt
* @brief Rendering for the live step-counter card and hold-to-reset gesture indicator.
*/
package com.example.jnicpp.bowling
import android.content.Context
import android.view.View
import android.widget.TextView
import com.example.jnicpp.R
import com.google.android.material.progressindicator.CircularProgressIndicator
/**
* @brief Owns rendering for [BowlingCameraActivity]'s step-counter card and
* hold-to-reset gesture indicator, so the Activity's job stays
* limited to wiring [CameraViewModel] state into this controller
* rather than holding view-rendering logic itself.
*
* @param context Used only for string resource lookups.
* @param cardStepCounter The step-counter card container view.
* @param textStepCountBig The large step-count number TextView.
* @param layoutResetHint The hold-to-reset hint row container view.
* @param progressHandRaise The circular hold-progress indicator.
* @param textResetHint The hold-to-reset hint text.
*/
class StepCounterUiController(
private val context: Context,
private val cardStepCounter: View,
private val textStepCountBig: TextView,
private val layoutResetHint: View,
private val progressHandRaise: CircularProgressIndicator,
private val textResetHint: TextView
) {
// Last step count rendered, so pulse() in renderStepCount only plays
// when a new step actually pushed the count up, not on every
// stepEvents emission -- a reset back to zero shouldn't visually "pop".
private var lastRenderedStepCount = 0
/**
* @brief Shows or hides the step counter and reset-hint views together.
* @param visible true to reveal both (recording in progress), false to hide them.
*/
fun setVisible(visible: Boolean) {
val visibility = if (visible) View.VISIBLE else View.GONE
cardStepCounter.visibility = visibility
layoutResetHint.visibility = visibility
}
/** @brief Clears pulse-tracking state; call whenever a new recording starts. */
fun resetTracking() {
lastRenderedStepCount = 0
}
/**
* @brief Renders the current step count, pulsing the card if a new step was just confirmed.
* @param stepCount Total steps counted so far in the current attempt.
*/
fun renderStepCount(stepCount: Int) {
textStepCountBig.text = stepCount.toString()
if (stepCount > lastRenderedStepCount) {
pulse()
}
lastRenderedStepCount = stepCount
}
/**
* @brief Reflects the hold-to-reset gesture's progress onto the
* circular indicator and hint text.
* @param progress Current hold progress, from 0 (not raised) to 1 (reset just fired).
*/
fun renderHandRaiseProgress(progress: Float) {
progressHandRaise.progress = (progress * 100).toInt()
textResetHint.text = if (progress <= 0f) {
context.getString(R.string.reset_hint_idle)
} else {
context.getString(R.string.reset_hint_holding, (progress * 100).toInt())
}
}
/** @brief Briefly scales the step counter up and back down, drawing the eye to a newly confirmed step. */
private fun pulse() {
cardStepCounter.animate()
.scaleX(1.15f).scaleY(1.15f)
.setDuration(80)
.withEndAction {
cardStepCounter.animate().scaleX(1f).scaleY(1f).setDuration(120).start()
}
.start()
}
}