update：修复大乱斗特效飘移

src/components/BowTarget.vue

@@ -1,5 +1,13 @@
 <script setup>
-import { ref, watch, onMounted, onBeforeUnmount, computed, nextTick } from "vue";
+import {
+  ref,
+  watch,
+  onMounted,
+  onBeforeUnmount,
+  computed,
+  nextTick,
+  getCurrentInstance,
+} from "vue";
 import PointSwitcher from "@/components/PointSwitcher.vue";
 import BowShotEffect from "@/components/BowShotEffect.vue";
 
@@ -56,8 +64,6 @@ const props = defineProps({
 const pMode = ref(true);
 const latestOne = ref(null);
 const bluelatestOne = ref(null);
-const prevScores = ref([]);
-const prevBlueScores = ref([]);
 const timer = ref(null);
 const dirTimer = ref(null);
 const angle = ref(null);
@@ -66,7 +72,9 @@ const shotEffect = ref(null);
 const hiddenRedLatestKey = ref("");
 const hiddenBlueLatestKey = ref("");
 const targetShaking = ref(false);
+const targetSize = ref({ width: 0, height: 0 });
 const shakeTimer = ref(null);
+const instance = getCurrentInstance();
 const ROUND_TIP_OFFSET_Y = -32;
 const EXPERIENCE_TIP_OFFSET_Y = -68;
 
@@ -82,8 +90,14 @@ function buildShotEffectKey(team, shot, index) {
   ].join("-");
 }
 
+function hasShotPoint(shot) {
+  const x = Number(shot?.x);
+  const y = Number(shot?.y);
+  return Number.isFinite(x) && Number.isFinite(y);
+}
+
 function shouldPlayShotEffect(shot) {
-  return props.isSvip && !!shot && Number(shot.ring) > 0;
+  return props.isSvip && !!shot && Number(shot.ring) > 0 && hasShotPoint(shot);
 }
 
 function clearTipTimer() {
@@ -154,6 +168,29 @@ function shakeTarget() {
   });
 }
 
+function updateTargetSize() {
+  nextTick(() => {
+    const query = instance?.proxy
+      ? uni.createSelectorQuery().in(instance.proxy)
+      : uni.createSelectorQuery();
+
+    query
+      .select(".target")
+      .boundingClientRect((rect) => {
+        const width = Number(rect?.width);
+        const height = Number(rect?.height);
+        if (!Number.isFinite(width) || !Number.isFinite(height)) return;
+        if (width <= 0 || height <= 0) return;
+        targetSize.value = { width, height };
+      })
+      .exec();
+  });
+}
+
+function handleWindowResize() {
+  updateTargetSize();
+}
+
 function shouldHideRedHit(index) {
   return !!hiddenRedLatestKey.value && index === props.scores.length - 1;
 }
@@ -163,46 +200,44 @@ function shouldHideBlueHit(index) {
 }
 
 watch(
-  () => props.scores,
-  (newVal) => {
-    if (newVal.length - prevScores.value.length === 1) {
-      const latestShot = newVal[newVal.length - 1];
+  () => props.scores.length,
+  (newLen, oldLen) => {
+    if (newLen === oldLen + 1) {
+      const latestShot = props.scores[newLen - 1];
       if (shouldPlayShotEffect(latestShot)) {
-        triggerShotEffect("red", latestShot, newVal.length - 1);
+        triggerShotEffect("red", latestShot, newLen - 1);
       } else {
         showShotTip("red", latestShot);
       }
-    } else if (newVal.length <= prevScores.value.length) {
+      return;
+    }
+
+    if (newLen < oldLen) {
       latestOne.value = null;
       hiddenRedLatestKey.value = "";
       if (shotEffect.value?.team === "red") shotEffect.value = null;
     }
-    prevScores.value = [...newVal];
-  },
-  {
-    deep: true,
   }
 );
 
 watch(
-  () => props.blueScores,
-  (newVal) => {
-    if (newVal.length - prevBlueScores.value.length === 1) {
-      const latestShot = newVal[newVal.length - 1];
+  () => props.blueScores.length,
+  (newLen, oldLen) => {
+    if (newLen === oldLen + 1) {
+      const latestShot = props.blueScores[newLen - 1];
       if (shouldPlayShotEffect(latestShot)) {
-        triggerShotEffect("blue", latestShot, newVal.length - 1);
+        triggerShotEffect("blue", latestShot, newLen - 1);
       } else {
         showShotTip("blue", latestShot);
       }
-    } else if (newVal.length <= prevBlueScores.value.length) {
+      return;
+    }
+
+    if (newLen < oldLen) {
       bluelatestOne.value = null;
       hiddenBlueLatestKey.value = "";
       if (shotEffect.value?.team === "blue") shotEffect.value = null;
     }
-    prevBlueScores.value = [...newVal];
-  },
-  {
-    deep: true,
   }
 );
 
@@ -349,6 +384,8 @@ async function onReceiveMessage(message) {
 
 onMounted(() => {
   uni.$on("socket-inbox", onReceiveMessage);
+  updateTargetSize();
+  if (uni.onWindowResize) uni.onWindowResize(handleWindowResize);
 });
 
 onBeforeUnmount(() => {
@@ -365,6 +402,7 @@ onBeforeUnmount(() => {
     shakeTimer.value = null;
   }
   uni.$off("socket-inbox", onReceiveMessage);
+  if (uni.offWindowResize) uni.offWindowResize(handleWindowResize);
 });
 </script>
 
@@ -461,6 +499,9 @@ onBeforeUnmount(() => {
         :shot="shotEffect && shotEffect.shot"
         :playKey="shotEffect ? shotEffect.key : ''"
         :targetRadius="safeTargetRadius"
+        :targetWidth="targetSize.width"
+        :targetHeight="targetSize.height"
+        :hitOffsetPx="currentHitRadiusPx"
         @impact="shakeTarget"
         @complete="completeShotEffect"
       />