新增allowTakePicture属性，可隐藏拍照按钮

TZImagePickerController/TZImagePickerController/TZImagePickerController.h

@@ -56,6 +56,10 @@
 /// 默认为YES，如果设置为NO,用户将不能选择发送图片
 @property(nonatomic, assign) BOOL allowPickingImage;
 
+/// Default is YES.if set NO, user can't take picture.
+/// 默认为YES，如果设置为NO,拍照按钮将隐藏,用户将不能在选择器中拍照
+@property(nonatomic, assign) BOOL allowTakePicture;
+
 /// The photos user have selected
 /// 用户选中过的图片数组
 @property (nonatomic, strong) NSMutableArray *selectedAssets;

TZImagePickerController/TZImagePickerController/TZImagePickerController.m

@@ -85,6 +85,7 @@
         self.allowPickingOriginalPhoto = YES;
         self.allowPickingVideo = YES;
         self.allowPickingImage = YES;
+        self.allowTakePicture = YES;
         self.timeout = 15;
         self.photoWidth = 828.0;
         self.photoPreviewMaxWidth = 540;

TZImagePickerController/TZImagePickerController/TZPhotoPickerController.m

@@ -109,7 +109,9 @@ static CGSize AssetGridThumbnailSize;
     _collectionView.alwaysBounceHorizontal = NO;
     if (iOS7Later) _collectionView.contentInset = UIEdgeInsetsMake(0, 0, 0, 2);
     _collectionView.scrollIndicatorInsets = UIEdgeInsetsMake(0, 0, 0, -2);
-    if ([_model.name isEqualToString:@"相机胶卷"] || [_model.name isEqualToString:@"Camera Roll"] ||  [_model.name isEqualToString:@"所有照片"] ) {
+    
+    TZImagePickerController *tzImagePickerVc = (TZImagePickerController *)self.navigationController;
+    if (([_model.name isEqualToString:@"相机胶卷"] || [_model.name isEqualToString:@"Camera Roll"] ||  [_model.name isEqualToString:@"所有照片"]) && tzImagePickerVc.allowTakePicture ) {
         _collectionView.contentSize = CGSizeMake(self.view.tz_width, ((_model.count + 4) / 4) * self.view.tz_width);
     } else {
         _collectionView.contentSize = CGSizeMake(self.view.tz_width, ((_model.count + 3) / 4) * self.view.tz_width);
@@ -287,7 +289,7 @@ static CGSize AssetGridThumbnailSize;
 - (NSInteger)collectionView:(UICollectionView *)collectionView numberOfItemsInSection:(NSInteger)section {
     if ([_model.name isEqualToString:@"相机胶卷"] || [_model.name isEqualToString:@"Camera Roll"] ||  [_model.name isEqualToString:@"所有照片"] ) {
         TZImagePickerController *tzImagePickerVc = (TZImagePickerController *)self.navigationController;
-        if (tzImagePickerVc.allowPickingImage) {
+        if (tzImagePickerVc.allowPickingImage && tzImagePickerVc.allowTakePicture) {
             return _models.count + 1;
         }
     }
@@ -442,7 +444,7 @@ static CGSize AssetGridThumbnailSize;
         NSInteger item = _models.count - 1;
         if ([_model.name isEqualToString:@"相机胶卷"] || [_model.name isEqualToString:@"Camera Roll"] ||  [_model.name isEqualToString:@"所有照片"] ) {
             TZImagePickerController *tzImagePickerVc = (TZImagePickerController *)self.navigationController;
-            if (tzImagePickerVc.allowPickingImage) {
+            if (tzImagePickerVc.allowPickingImage && tzImagePickerVc.allowTakePicture) {
                 item += 1;
             }
         }

TZImagePickerController/ViewController.m

@@ -123,6 +123,7 @@
     TZImagePickerController *imagePickerVc = [[TZImagePickerController alloc] initWithMaxImagesCount:9 delegate:self];
     imagePickerVc.isSelectOriginalPhoto = _isSelectOriginalPhoto;
     imagePickerVc.selectedAssets = _selectedAssets; // optional, 可选的
+    // imagePickerVc.allowTakePicture = NO; // 隐藏拍照按钮
     
     // You can get the photos by block, the same as by delegate.
     // 你可以通过block或者代理，来得到用户选择的照片.