支持是否返回base64设置 & 返回图片大小

android/src/main/java/com/reactlibrary/RNSyanImagePickerModule.java

@@ -41,6 +41,8 @@ public class RNSyanImagePickerModule extends ReactContextBaseJavaModule {
 
     private Promise mPickerPromise; // 保存Promise
 
+    private ReadableMap cameraOptions; // 保存图片选择/相机选项
+
     public RNSyanImagePickerModule(ReactApplicationContext reactContext) {
         super(reactContext);
         this.reactContext = reactContext;
@@ -54,23 +56,26 @@ public class RNSyanImagePickerModule extends ReactContextBaseJavaModule {
 
     @ReactMethod
     public void showImagePicker(ReadableMap options, Callback callback) {
+        this.cameraOptions = options;
         this.mPickerPromise = null;
         this.mPickerCallback = callback;
-        this.openImagePicker(options);
+        this.openImagePicker();
     }
 
     @ReactMethod
     public void asyncShowImagePicker(ReadableMap options, Promise promise) {
+        this.cameraOptions = options;
         this.mPickerCallback = null;
         this.mPickerPromise = promise;
-        this.openImagePicker(options);
+        this.openImagePicker();
     }
 
     @ReactMethod
     public void openCamera(ReadableMap options, Callback callback) {
+        this.cameraOptions = options;
         this.mPickerPromise = null;
         this.mPickerCallback = callback;
-        this.openCamera(options);
+        this.openCamera();
     }
 
     /**
@@ -85,19 +90,18 @@ public class RNSyanImagePickerModule extends ReactContextBaseJavaModule {
 
     /**
      * 打开相册选择
-     * @param options 相册参数
      */
-    private void openImagePicker(ReadableMap options) {
-        int imageCount = options.getInt("imageCount");
-        boolean isCamera = options.getBoolean("isCamera");
-        boolean isCrop = options.getBoolean("isCrop");
-        int CropW = options.getInt("CropW");
-        int CropH = options.getInt("CropH");
-        boolean isGif = options.getBoolean("isGif");
-        boolean showCropCircle = options.getBoolean("showCropCircle");
-        boolean showCropFrame = options.getBoolean("showCropFrame");
-        boolean showCropGrid = options.getBoolean("showCropGrid");
-        int quality = options.getInt("quality");
+    private void openImagePicker() {
+        int imageCount = this.cameraOptions.getInt("imageCount");
+        boolean isCamera = this.cameraOptions.getBoolean("isCamera");
+        boolean isCrop = this.cameraOptions.getBoolean("isCrop");
+        int CropW = this.cameraOptions.getInt("CropW");
+        int CropH = this.cameraOptions.getInt("CropH");
+        boolean isGif = this.cameraOptions.getBoolean("isGif");
+        boolean showCropCircle = this.cameraOptions.getBoolean("showCropCircle");
+        boolean showCropFrame = this.cameraOptions.getBoolean("showCropFrame");
+        boolean showCropGrid = this.cameraOptions.getBoolean("showCropGrid");
+        int quality = this.cameraOptions.getInt("quality");
 
         int modeValue;
         if (imageCount == 1) {
@@ -144,16 +148,15 @@ public class RNSyanImagePickerModule extends ReactContextBaseJavaModule {
 
     /**
      * 打开相机
-     * @param options
      */
-    private void openCamera(ReadableMap options) {
-        boolean isCrop = options.getBoolean("isCrop");
-        int CropW = options.getInt("CropW");
-        int CropH = options.getInt("CropH");
-        boolean showCropCircle = options.getBoolean("showCropCircle");
-        boolean showCropFrame = options.getBoolean("showCropFrame");
-        boolean showCropGrid = options.getBoolean("showCropGrid");
-        int quality = options.getInt("quality");
+    private void openCamera() {
+        boolean isCrop = this.cameraOptions.getBoolean("isCrop");
+        int CropW = this.cameraOptions.getInt("CropW");
+        int CropH = this.cameraOptions.getInt("CropH");
+        boolean showCropCircle = this.cameraOptions.getBoolean("showCropCircle");
+        boolean showCropFrame = this.cameraOptions.getBoolean("showCropFrame");
+        boolean showCropGrid = this.cameraOptions.getBoolean("showCropGrid");
+        int quality = this.cameraOptions.getInt("quality");
 
         Activity currentActivity = getCurrentActivity();
         PictureSelector.create(currentActivity)
@@ -205,10 +208,11 @@ public class RNSyanImagePickerModule extends ReactContextBaseJavaModule {
                             bitmap.compress(Bitmap.CompressFormat.PNG, 100, baos);
                             byte[] bytes = baos.toByteArray();
                             //base64 encode
-                            byte[] encode = Base64.encode(bytes,Base64.DEFAULT);
-                            String encodeString = new String(encode);
-                            aImage.putString("base64", encodeString);
-
+                            if (cameraOptions.getBoolean("enableBase64")) {
+                                byte[] encode = Base64.encode(bytes,Base64.DEFAULT);
+                                String encodeString = new String(encode);
+                                aImage.putString("base64", encodeString);
+                            }
                         } else {
                             // 压缩过，取 media.getCompressPath();
                             BitmapFactory.decodeFile(media.getCompressPath(), options);
@@ -224,9 +228,11 @@ public class RNSyanImagePickerModule extends ReactContextBaseJavaModule {
                             bitmap.compress(Bitmap.CompressFormat.PNG, 100, baos);
                             byte[] bytes = baos.toByteArray();
                             //base64 encode
-                            byte[] encode = Base64.encode(bytes,Base64.DEFAULT);
-                            String encodeString = new String(encode);
-                            aImage.putString("base64", encodeString);
+                            if (cameraOptions.getBoolean("enableBase64")) {
+                                byte[] encode = Base64.encode(bytes,Base64.DEFAULT);
+                                String encodeString = new String(encode);
+                                aImage.putString("base64", encodeString);
+                            }
                         }
 
                         if (media.isCut()) {
@@ -234,6 +240,8 @@ public class RNSyanImagePickerModule extends ReactContextBaseJavaModule {
                         } else {
                             aImage.putString("original_uri", "file://" + media.getPath());
                         }
+                        // TODO: 获取图片size
+                        aImage.putInt("size", 0);
 
                         imageList.pushMap(aImage);
                     }

index.js

@@ -20,7 +20,8 @@ const defaultOptions = {
     circleCropRadius: width/2, // 圆形裁剪半径，默认屏幕宽度一半
     showCropFrame: true,       // 是否显示裁剪区域，默认true
     showCropGrid: false,       // 是否隐藏裁剪区域网格，默认false
-    quality: 90                // 压缩质量
+    quality: 90,               // 压缩质量
+    enableBase64: false,       // 是否返回base64编码，默认不返回
 };
 
 export default {

ios/RNSyanImagePicker.m

@@ -30,25 +30,26 @@ RCT_EXPORT_MODULE()
 
 RCT_EXPORT_METHOD(showImagePicker:(NSDictionary *)options
                          callback:(RCTResponseSenderBlock)callback) {
+		self.cameraOptions = options;
     self.callback = callback;
     self.resolveBlock = nil;
     self.rejectBlock = nil;
-    [self openImagePickerWithOptions:options];
+    [self openImagePicker];
 }
 
 RCT_REMAP_METHOD(asyncShowImagePicker,
                  options:(NSDictionary *)options
                  resolver:(RCTPromiseResolveBlock)resolve
                  rejecter:(RCTPromiseRejectBlock)reject) {
+		self.cameraOptions = options;
     self.resolveBlock = resolve;
     self.rejectBlock = reject;
     self.callback = nil;
-    [self openImagePickerWithOptions:options];
+    [self openImagePicker];
 }
 
 RCT_EXPORT_METHOD(openCamera:(NSDictionary *)options callback:(RCTResponseSenderBlock)callback) {
     self.cameraOptions = options;
-    
     self.callback = callback;
     self.resolveBlock = nil;
     self.rejectBlock = nil;
@@ -60,17 +61,17 @@ RCT_EXPORT_METHOD(deleteCache) {
     [fileManager removeItemAtPath: [NSString stringWithFormat:@"%@ImageCaches", NSTemporaryDirectory()] error:nil];
 }
 
-- (void)openImagePickerWithOptions:(NSDictionary *)options {
+- (void)openImagePicker {
     // 照片最大可选张数
-    NSInteger imageCount = [options sy_integerForKey:@"imageCount"];
+    NSInteger imageCount = [self.cameraOptions sy_integerForKey:@"imageCount"];
     // 显示内部拍照按钮
-    BOOL isCamera        = [options sy_boolForKey:@"isCamera"];
-    BOOL isCrop          = [options sy_boolForKey:@"isCrop"];
-    BOOL isGif           = [options sy_boolForKey:@"isGif"];
-    BOOL showCropCircle  = [options sy_boolForKey:@"showCropCircle"];
-    NSInteger CropW      = [options sy_integerForKey:@"CropW"];
-    NSInteger CropH      = [options sy_integerForKey:@"CropH"];
-    NSInteger circleCropRadius = [options sy_integerForKey:@"circleCropRadius"];
+    BOOL isCamera        = [self.cameraOptions sy_boolForKey:@"isCamera"];
+    BOOL isCrop          = [self.cameraOptions sy_boolForKey:@"isCrop"];
+    BOOL isGif           = [self.cameraOptions sy_boolForKey:@"isGif"];
+    BOOL showCropCircle  = [self.cameraOptions sy_boolForKey:@"showCropCircle"];
+    NSInteger CropW      = [self.cameraOptions sy_integerForKey:@"CropW"];
+    NSInteger CropH      = [self.cameraOptions sy_integerForKey:@"CropH"];
+    NSInteger circleCropRadius = [self.cameraOptions sy_integerForKey:@"circleCropRadius"];
     NSInteger   quality  = [self.cameraOptions sy_integerForKey:@"quality"];
 
     TZImagePickerController *imagePickerVc = [[TZImagePickerController alloc] initWithMaxImagesCount:imageCount delegate:nil];
@@ -256,21 +257,25 @@ RCT_EXPORT_METHOD(deleteCache) {
 
 - (NSDictionary *)handleImageData:(UIImage *) image quality:(NSInteger)quality {
     NSMutableDictionary *photo = [NSMutableDictionary dictionary];
+		NSData *imageData = UIImageJPEGRepresentation(image, quality * 1.0 / 100);
+	
     // 剪切图片并放在tmp中
     photo[@"width"] = @(image.size.width);
     photo[@"height"] = @(image.size.height);
+		photo[@"size"] = @(imageData.length);
     
     NSString *fileName = [NSString stringWithFormat:@"%@.jpg", [[NSUUID UUID] UUIDString]];
     [self createDir];
     NSString *filePath = [NSString stringWithFormat:@"%@ImageCaches/%@", NSTemporaryDirectory(), fileName];
-    if ([UIImageJPEGRepresentation(image, quality/100) writeToFile:filePath atomically:YES]) {
+    if ([imageData writeToFile:filePath atomically:YES]) {
         photo[@"uri"] = filePath;
     } else {
         NSLog(@"保存压缩图片失败%@", filePath);
     }
-    NSData *data = UIImageJPEGRepresentation(image, quality/100);
-    NSString *dataString = [data base64EncodedStringWithOptions:0]; // base64 encoded image string
-    photo[@"base64"] = dataString;
+	
+		if ([self.cameraOptions sy_boolForKey:@"enableBase64"]) {
+				photo[@"base64"] = [imageData base64EncodedStringWithOptions:0];
+		}
     return photo;
 }
 
@@ -307,7 +312,6 @@ RCT_EXPORT_METHOD(deleteCache) {
 }
 
 - (UIViewController *)topViewController {
-//  UIViewController *rootViewController = [[[UIApplication sharedApplication] keyWindow] rootViewController];
     UIViewController *rootViewController = RCTPresentedViewController();
     return rootViewController;
 }