初始代码提交

2026-01-14 10:36:27 +08:00
parent 600aa4dbb0
commit 196cacfe5a
268 changed files with 22545 additions and 2 deletions
@@ -0,0 +1,121 @@
+package com.sw.inbound.utils
+
+import android.content.Context
+import android.net.Uri
+import androidx.camera.core.ImageCapture
+import androidx.camera.core.ImageCaptureException
+import androidx.camera.view.CameraController
+import androidx.compose.runtime.Composable
+import androidx.compose.runtime.remember
+import androidx.compose.ui.platform.LocalContext
+import androidx.core.content.ContextCompat
+import timber.log.Timber
+import java.io.File
+
+/**
+ * 拍照工具类
+ * @param context Context 上下文
+ * @param cameraController CameraController 相机控制器
+ * @param onSuccess (Uri) -> Unit 拍照成功回调
+ * @param onError (String) -> Unit 拍照失败回调
+ */
+class PhotoCaptureHelper(
+    private val context: Context,
+    private val cameraController: CameraController,
+    private val onSuccess: (Uri) -> Unit = {},
+    private val onError: (String) -> Unit = {}
+) {
+    private val callbackList: MutableList<(Uri) -> Unit> = mutableListOf()
+    fun addSuccessCallback(callback:(Uri) -> Unit) {
+        if (callbackList.contains(callback).not()) {
+            callbackList.add(callback)
+        }
+    }
+
+    private var bindCamera:(()->Unit)?=null
+    fun bindCameraCallback(callback:()->Unit) {
+        this.bindCamera = callback
+    }
+
+    /**
+     * 拍照方法
+     * @param fileNamePrefix 文件名前缀，默认为"IMG_"
+     * @param fileExtension 文件扩展名，默认为".jpg"
+     */
+    fun takePhoto(
+        fileNamePrefix: String = "IMG_",
+        fileExtension: String = ".jpg"
+    ) {
+        Timber.d("开始拍照采集")
+
+        try {
+            val executor = ContextCompat.getMainExecutor(context)
+            val cacheDir = context.cacheDir
+            val photoFile = File.createTempFile(
+                "${fileNamePrefix}${System.currentTimeMillis()}",
+                fileExtension,
+                cacheDir
+            )
+
+            val outputOptions = ImageCapture.OutputFileOptions.Builder(photoFile).build()
+
+            cameraController.takePicture(
+                outputOptions,
+                executor,
+                object : ImageCapture.OnImageSavedCallback {
+                    override fun onImageSaved(outputFileResults: ImageCapture.OutputFileResults) {
+                        val photoUri = outputFileResults.savedUri ?: Uri.fromFile(photoFile)
+                        Timber.d("照片保存成功: $photoUri")
+                        onSuccess(photoUri)
+                        callbackList.forEach {
+                            it(photoUri)
+                        }
+                    }
+
+                    override fun onError(exception: ImageCaptureException) {
+                        val errorMsg = "拍照失败: ${exception.message}"
+                        if (errorMsg.contains("Not bound to a valid Camera")) {
+                            if (bindCamera != null) {
+                                bindCamera?.invoke()
+                                //takePhoto()
+                            }
+
+                        }
+                        Timber.e(exception, errorMsg)
+                        onError(errorMsg)
+                    }
+                }
+            )
+        } catch (e: Exception) {
+            val errorMsg = "创建临时文件失败: ${e.message}"
+            Timber.e(e, errorMsg)
+            onError(errorMsg)
+        }
+    }
+}
+
+/**
+ * 用于Compose的拍照Hook
+ * @param cameraController CameraController 相机控制器
+ * @param onSuccess (Uri) -> Unit 拍照成功回调
+ * @param onError (String) -> Unit 拍照失败回调
+ * @return Pair<PhotoCaptureHelper, () -> Unit> 返回工具类实例和拍照函数
+ */
+@Composable
+fun rememberPhotoCapture(
+    cameraController: CameraController,
+    onSuccess: (Uri) -> Unit = {},
+    onError: (String) -> Unit = {}
+): Pair<PhotoCaptureHelper, () -> Unit> {
+    val context = LocalContext.current
+    val photoCaptureHelper = remember {
+        PhotoCaptureHelper(
+            context = context,
+            cameraController = cameraController,
+            onSuccess = onSuccess,
+            onError = onError
+        )
+    }
+
+    return Pair(photoCaptureHelper) { photoCaptureHelper.takePhoto() }
+}