优化时间延迟

2025-11-17 18:38:32 +08:00
parent d10879ca29
commit 0485716513
6 changed files with 105 additions and 25 deletions
@@ -34,10 +34,9 @@ import com.sw.inbound.model.response.SearchGoodsInfo
 import com.sw.inbound.objbox.FoodModule
 import com.sw.inbound.sdk.SensorScaleUtils
 import com.sw.inbound.utils.BitmapCropper
-import com.sw.inbound.utils.BitmapSaver
 import com.sw.inbound.utils.CameraUtils
 import com.sw.inbound.utils.ImageUtil
-import com.sw.inbound.utils.ToastUtils
+import com.sw.inbound.utils.PreciseDelayHandler
 import com.sw.inbound.utils.ext.dp
 import com.sw.inbound.utils.ext.gone
 import com.sw.inbound.utils.ext.hideKeyboard
@@ -46,8 +45,6 @@ import com.sw.inbound.utils.ext.toJsonString
 import com.sw.inbound.utils.ext.toast
 import com.sw.inbound.viewmodel.ReceiptViewModel
 import dagger.hilt.android.AndroidEntryPoint
-import kotlinx.coroutines.delay
-import kotlinx.coroutines.launch
 import kotlinx.coroutines.runBlocking
 import timber.log.Timber
 import java.io.File
@@ -68,7 +65,7 @@ abstract class GoodsListActivity : ComponentActivity() {
        public const val IS_NEW_RECEIPT = "isNewReceipt"

        const val PAGE_SIZE = 10
-        private const val DELAY_TIME = 5 * 1000
+        private const val DELAY_TIME: Long = 3 * 1000
    }

    var isReceiptPage: Boolean = false
@@ -147,7 +144,7 @@ abstract class GoodsListActivity : ComponentActivity() {
            }
        }
        cameraUtils.setPreviewController(previewView)
-        startTime = System.currentTimeMillis()
+        //startTime = System.currentTimeMillis()
        binding.root.postDelayed({
            SensorScaleUtils.addWeightListener {
                runOnUiThread {
@@ -202,7 +199,7 @@ abstract class GoodsListActivity : ComponentActivity() {
        recognizeFood()
    }

-    var startTime = 0L
+    //var startTime = 0L
    var isFirstRecognize = true

    private val takePhotoSuccessCallback: (Uri) -> Unit = { uri ->
@@ -215,16 +212,17 @@ abstract class GoodsListActivity : ComponentActivity() {
        }.start()
    }

-    fun delayRecognizeFood() {
-        if (abs(lastWeight) < 10) {
-            return
+    private val delayHandler by lazy {
+        PreciseDelayHandler()
    }
-        window.decorView.postDelayed(
-            {
+
+    fun delayRecognizeFood() {
+        if (abs(lastWeight) < 10) return
+        delayHandler.precisePostDelayed(DELAY_TIME) {
+            runOnUiThread {
                recognizeFood()
-            },
-            DELAY_TIME.toLong()
-        )
+            }
+        }
    }

    fun recognizeFood() {
@@ -283,9 +281,6 @@ abstract class GoodsListActivity : ComponentActivity() {
                targetWidth = 1000, targetHeight = 1300,
                offsetX = 30, offsetY = 100
            )
-            if (bitmap.isRecycled.not()) {
-                bitmap.recycle()
-            }
 //            val file = BitmapSaver.saveToAppFilesDir(
 //                newBmp,
 //                this,
@@ -299,6 +294,9 @@ abstract class GoodsListActivity : ComponentActivity() {
            //foodList = foodList.map { it.split("WP")[0] }

            val foodList = FoodModule.getFoodScoreList(newBmp)
+            if (bitmap.isRecycled.not()) {
+                bitmap.recycle()
+            }
            if (newBmp.isRecycled.not()) {
                newBmp.recycle()
            }
@@ -61,7 +61,7 @@ class GoodsRecognizeDialog(
            goods = list[position]
        ) {
            activity?.addGoods(it)
-            activity?.startTime = System.currentTimeMillis()
+            //activity?.startTime = System.currentTimeMillis()
            dismiss()
        }.show()
    }
@@ -79,7 +79,7 @@ class GoodsRecognizeDialog(
        binding.ivClose.setOnClickListener {
            dismiss()
            activity?.delayRecognizeFood()
-            activity?.startTime = System.currentTimeMillis()
+            //activity?.startTime = System.currentTimeMillis()
        }
        binding.btnManuallyFind.setOnClickListener {
            findGoods()
@@ -69,7 +69,7 @@ class GoodsSearchDialog(
                goods =  list[clickIndex]
            ) {
                activity?.addGoods(it)
-                activity?.startTime = System.currentTimeMillis()
+                //activity?.startTime = System.currentTimeMillis()
                activity?.goodsRecognizeDialog?.dismiss()
                dismiss()
            }.show()
@@ -2,13 +2,11 @@ package com.sw.inbound.sdk

 import android.os.Handler
 import android.os.Looper
-import com.sw.inbound.utils.MessageEvent
 import com.sw.inbound.utils.ThreadUtils
 import com.sw.inbound.utils.ToastUtils
 import com.wabon.wbintelligenthardwaresdk.api.SensorScale
 import com.wabon.wbintelligenthardwaresdk.api.SensorScale.OnScaleResult
 import kotlinx.coroutines.delay
-import org.greenrobot.eventbus.EventBus
 import timber.log.Timber
 import kotlin.math.roundToInt

@@ -9,10 +9,11 @@ object ImageUtil {
    fun uriToBitmap(context: Context, uri: Uri): Bitmap? {
        return try {
            val options = BitmapFactory.Options()
-            options.inSampleSize = 10; // 这会将图片的尺寸缩小到原来的1/2
+            options.inSampleSize = 2; // 这会将图片的尺寸缩小到原来的1/2
+            options.inJustDecodeBounds  = false
            options.inPreferredConfig = Bitmap.Config.RGB_565
            context.contentResolver.openInputStream(uri)?.use { stream ->
-                BitmapFactory.decodeStream(stream)
+                BitmapFactory.decodeStream(stream, null, options)
            }
        } catch (e: Exception) {
            e.printStackTrace()
@@ -0,0 +1,83 @@
+package com.sw.inbound.utils
+
+import android.os.Handler
+import android.os.Looper
+import android.os.SystemClock
+import android.util.Log
+
+class PreciseDelayHandler {
+    val TAG = "PreciseDelayHandler"
+
+    private val handler = Handler(Looper.getMainLooper())
+    private var isRunning = false
+    private var endTime = 0L
+
+    /**
+     * 精确延迟执行
+     * @param delayMillis 总延迟时间（毫秒）
+     * @param runnable 要执行的任务
+     */
+    fun precisePostDelayed(delayMillis: Long, block:()-> Unit) {
+        isRunning = true
+        endTime = SystemClock.uptimeMillis() + delayMillis
+
+        val ticker = object : Runnable {
+            override fun run() {
+                if (!isRunning) return
+
+                val now = SystemClock.uptimeMillis()
+                val interval = now - endTime
+                if (interval >= 0) {
+                    block()
+                    isRunning = false
+                } else {
+                    // 计算下一个整百毫秒时间点进行校准
+                    val next = now + (100 - now % 100)
+                    handler.postAtTime(this, next)
+                }
+            }
+        }
+        handler.post(ticker)
+    }
+
+    /**
+     * 精确循环执行
+     * @param interval 执行间隔（毫秒）
+     * @param runnable 要执行的任务
+     */
+    fun preciseLoop(interval: Long, block:()-> Unit) {
+        isRunning = true
+
+        val ticker = object : Runnable {
+            override fun run() {
+                if (!isRunning) return
+
+                val startTime = SystemClock.uptimeMillis()
+                block()
+
+                val elapsed = SystemClock.uptimeMillis() - startTime
+                val remainingDelay = interval - elapsed
+
+                if (remainingDelay > 0) {
+                    handler.postDelayed(this, remainingDelay)
+                } else {
+                    handler.post(this)
+                }
+            }
+        }
+        handler.post(ticker)
+    }
+
+    /**
+     * 取消所有延迟任务
+     */
+    fun cancelAll() {
+        isRunning = false
+        handler.removeCallbacksAndMessages(null)
+    }
+
+    /**
+     * 获取是否正在运行
+     */
+    fun isRunning(): Boolean = isRunning
+}