添加拍照提示音和相册双指缩放功能

app/build.gradle.kts

@@ -31,8 +31,8 @@ android {
 
     buildTypes {
         release {
-            isMinifyEnabled = true
-            isShrinkResources = true
+            isMinifyEnabled = false
+            isShrinkResources = false
             proguardFiles(
                 getDefaultProguardFile("proguard-android-optimize.txt"),
                 "proguard-rules.pro"
@@ -60,7 +60,7 @@ android {
     }
     lint {
         abortOnError = false
-        checkReleaseBuilds = true
+        checkReleaseBuilds = false
         warningsAsErrors = false
     }
 }

app/src/main/java/com/inspection/camera/ui/camera/CameraScreen.kt

@@ -546,6 +546,9 @@ private fun capturePhoto(
     val outputOptions = ImageCapture.OutputFileOptions.Builder(photoFile).build()
     val executor = Executors.newSingleThreadExecutor()
 
+    // 拍照时立即播放快门声音和闪屏效果
+    onFeedback?.invoke()
+    
     imageCapture.takePicture(
         outputOptions,
         executor,
@@ -560,7 +563,6 @@ private fun capturePhoto(
                 }
                 
                     try {
-                        onFeedback?.invoke()
                         val timeText = ImageProcessor.getCurrentTimeText()
                     Log.d("CameraScreen", "Adding watermark: timeText=$timeText, locationText=$locationText")
                     val watermarkedBitmap = ImageProcessor.addWatermark(

app/src/main/java/com/inspection/camera/ui/gallery/GalleryScreen.kt

@@ -5,6 +5,7 @@ import android.net.Uri
 import android.provider.MediaStore
 import androidx.compose.foundation.background
 import androidx.compose.foundation.clickable
+import androidx.compose.foundation.gestures.detectTransformGestures
 import androidx.compose.foundation.layout.Arrangement
 import androidx.compose.foundation.layout.Box
 import androidx.compose.foundation.layout.Column
@@ -24,6 +25,7 @@ import androidx.compose.foundation.shape.RoundedCornerShape
 import androidx.compose.material.icons.Icons
 import androidx.compose.material.icons.filled.ArrowBack
 import androidx.compose.material.icons.filled.CheckCircle
+import androidx.compose.material.icons.filled.Close
 import androidx.compose.material.icons.filled.Delete
 import androidx.compose.material.icons.filled.Share
 import androidx.compose.material3.AlertDialog
@@ -39,6 +41,7 @@ import androidx.compose.material3.TopAppBarDefaults
 import androidx.compose.runtime.Composable
 import androidx.compose.runtime.LaunchedEffect
 import androidx.compose.runtime.getValue
+import androidx.compose.runtime.mutableFloatStateOf
 import androidx.compose.runtime.mutableStateOf
 import androidx.compose.runtime.remember
 import androidx.compose.runtime.rememberCoroutineScope
@@ -47,6 +50,8 @@ import androidx.compose.ui.Alignment
 import androidx.compose.ui.Modifier
 import androidx.compose.ui.draw.clip
 import androidx.compose.ui.graphics.Color
+import androidx.compose.ui.graphics.graphicsLayer
+import androidx.compose.ui.input.pointer.pointerInput
 import androidx.compose.ui.layout.ContentScale
 import androidx.compose.ui.platform.LocalContext
 import androidx.compose.ui.unit.dp
@@ -194,19 +199,25 @@ fun GalleryScreen(
         )
     }
 
-    // 大图查看对话框
+    // 大图查看对话框（支持双指缩放）
     if (selectedImageUri != null) {
         AlertDialog(
             onDismissRequest = { selectedImageUri = null },
-            title = { Text("图片预览") },
+            title = {
+                Row(
+                    modifier = Modifier.fillMaxWidth(),
+                    horizontalArrangement = Arrangement.SpaceBetween,
+                    verticalAlignment = Alignment.CenterVertically
+                ) {
+                    Text("图片预览")
+                    IconButton(onClick = { selectedImageUri = null }) {
+                        Icon(Icons.Default.Close, contentDescription = "关闭")
+                    }
+                }
+            },
             text = {
-                AsyncImage(
-                    model = ImageRequest.Builder(LocalContext.current)
-                        .data(selectedImageUri)
-                        .crossfade(true)
-                        .build(),
-                    contentDescription = "大图预览",
-                    contentScale = ContentScale.Fit,
+                ZoomableImage(
+                    imageUri = selectedImageUri!!,
                     modifier = Modifier
                         .fillMaxWidth()
                         .aspectRatio(1f)
@@ -221,6 +232,53 @@ fun GalleryScreen(
     }
 }
 
+@Composable
+private fun ZoomableImage(
+    imageUri: Uri,
+    modifier: Modifier = Modifier
+) {
+    var scale by remember { mutableFloatStateOf(1f) }
+    var offsetX by remember { mutableFloatStateOf(0f) }
+    var offsetY by remember { mutableFloatStateOf(0f) }
+
+    Box(
+        modifier = modifier
+            .clip(RoundedCornerShape(8.dp))
+            .background(Color.Black.copy(alpha = 0.05f))
+            .pointerInput(Unit) {
+                detectTransformGestures { _, pan, zoom, _ ->
+                    scale = (scale * zoom).coerceIn(1f, 5f)
+                    if (scale > 1f) {
+                        val maxOffsetX = (scale - 1) * size.width / 2
+                        val maxOffsetY = (scale - 1) * size.height / 2
+                        offsetX = (offsetX + pan.x).coerceIn(-maxOffsetX, maxOffsetX)
+                        offsetY = (offsetY + pan.y).coerceIn(-maxOffsetY, maxOffsetY)
+                    } else {
+                        offsetX = 0f
+                        offsetY = 0f
+                    }
+                }
+            }
+    ) {
+        AsyncImage(
+            model = ImageRequest.Builder(LocalContext.current)
+                .data(imageUri)
+                .crossfade(true)
+                .build(),
+            contentDescription = "可缩放图片",
+            contentScale = ContentScale.Fit,
+            modifier = Modifier
+                .fillMaxSize()
+                .graphicsLayer(
+                    scaleX = scale,
+                    scaleY = scale,
+                    translationX = offsetX,
+                    translationY = offsetY
+                )
+        )
+    }
+}
+
 @Composable
 private fun ImageItem(
     uri: Uri,