修复ios17的UIGraphicsBeginImageContextWithOptions断言崩溃

TYSnapshotScroll/TYSnapshotAuxiliary/TYSnapshotAuxiliaryPDFTool.m

@@ -82,14 +82,18 @@ + (void)getPdfImageWithUrl:(NSURL *)fileUrl finishBlock:(void(^)(UIImage *image)
 
             UIImage *image;
             if (!CGRectEqualToRect(rect, CGRectNull)) {
-                UIGraphicsBeginImageContextWithOptions(rect.size, NO, 0);
-                CGAffineTransform drawingTransform = CGPDFPageGetDrawingTransform(page, kCGPDFCropBox, rect, 0, true);
-                CGContextRef ctx = UIGraphicsGetCurrentContext();
-                CGContextConcatCTM(ctx, drawingTransform);
-                CGContextDrawPDFPage(ctx, page);
-                image = UIGraphicsGetImageFromCurrentImageContext();
-                image = [UIImage imageWithCGImage:image.CGImage scale:1.0f orientation:UIImageOrientationDownMirrored];
-                UIGraphicsEndImageContext();
+                if (rect.size.width <= 0.0 || rect.size.height <= 0.0) {
+                    image = nil;
+                } else {
+                    UIGraphicsBeginImageContextWithOptions(rect.size, NO, 0);
+                    CGAffineTransform drawingTransform = CGPDFPageGetDrawingTransform(page, kCGPDFCropBox, rect, 0, true);
+                    CGContextRef ctx = UIGraphicsGetCurrentContext();
+                    CGContextConcatCTM(ctx, drawingTransform);
+                    CGContextDrawPDFPage(ctx, page);
+                    image = UIGraphicsGetImageFromCurrentImageContext();
+                    image = [UIImage imageWithCGImage:image.CGImage scale:1.0f orientation:UIImageOrientationDownMirrored];
+                    UIGraphicsEndImageContext();
+                }
             }
 
 

TYSnapshotScroll/TYSnapshotAuxiliary/TYSpellImage.m

@@ -11,6 +11,10 @@
 @implementation TYSpellImage
 
 + (UIImage *)tya_spellImageOf:(CGSize )imageSize paths:(NSArray <NSString *> *)paths{
+    if (imageSize.width <= 0.0 || imageSize.height <= 0.0) {
+        return nil;
+    }
+
     UIGraphicsBeginImageContextWithOptions(imageSize, YES, 0.0);
 
     CGFloat drawHeight = 0;

TYSnapshotScroll/TYSnapshotAuxiliary/UIScrollView+TYSnapshotAuxiliary.m

@@ -104,6 +104,10 @@ - (void )tya_scrollToDraw:(NSInteger )index maxIndex:(NSInteger )maxIndex finish
 
         dispatch_after(dispatch_time(DISPATCH_TIME_NOW, (int64_t)(self.delayTime * NSEC_PER_SEC)), dispatch_get_main_queue(), ^{
 
+            if (snapshotSize.width <= 0.0 || snapshotSize.height <= 0.0) {
+                !finishBlock?:finishBlock();
+                return;
+            }
             UIGraphicsBeginImageContextWithOptions(snapshotSize, NO, [UIScreen mainScreen].scale);
 
             [snapshotView drawViewHierarchyInRect:snapshotBounds afterScreenUpdates:YES];

TYSnapshotScroll/Tools/UIImage+TYSnapshot.m

@@ -17,6 +17,10 @@ + (UIImage *)getImageFromImagesArray:(NSArray *)imagesArr
     UIImage *image;
     @autoreleasepool{
         CGSize imageTotalSize = [self getImageTotalSizeFromImagesArray:imagesArr];
+        if (imageTotalSize.width <= 0.0 || imageTotalSize.height <= 0.0) {
+            return nil;
+        }
+
         UIGraphicsBeginImageContextWithOptions(imageTotalSize, NO, [UIScreen mainScreen].scale);
 
         //拼接图片

TYSnapshotScroll/UIScrollView+TYSnapshot.m

@@ -104,6 +104,11 @@ - (void )snapshotNormalImageWith:(UIView *)snapshotMaskView contentSize:(CGSize
 
     CGFloat delayTime = [TYSnapshotManager defaultManager].delayTime;
     dispatch_after(dispatch_time(DISPATCH_TIME_NOW, (int64_t)(delayTime * NSEC_PER_SEC)), dispatch_get_main_queue(), ^{
+        if (self.layer.frame.size.width <= 0.0 || self.layer.frame.size.height <= 0.0) {
+            if (finishBlock) finishBlock(nil);
+            return;
+
+        }
         UIImage* snapshotImage = nil;
 
         self.contentOffset = CGPointZero;

TYSnapshotScroll/UIScrollView+TYSplice.m

@@ -27,6 +27,11 @@ - (void )snapshotSpliceImageWith:(UIView *)snapshotMaskView contentSize:(CGSize
        self.contentOffset = CGPointZero;
        scrollViewBounds = self.bounds;
     });
+
+    if (contentSize.width <= 0.0 || contentSize.height <= 0.0) {
+        !finishBlock?:finishBlock(nil);
+        return;
+    }
 
     //计算快照屏幕数
     NSUInteger snapshotScreenCount = floorf(contentSize.height / scrollViewBounds.size.height);

TYSnapshotScroll/UITextView+TYSnapshot.m

@@ -60,6 +60,11 @@ - (void )snapshotNormalImageWith:(UIView *)snapshotMaskView contentSize:(CGSize
 
     CGFloat delayTime = [TYSnapshotManager defaultManager].delayTime;
     dispatch_after(dispatch_time(DISPATCH_TIME_NOW, (int64_t)(delayTime * NSEC_PER_SEC)), dispatch_get_main_queue(), ^{
+        if (self.layer.frame.size.width <= 0.0 || self.layer.frame.size.height <= 0.0) {
+            if (finishBlock) finishBlock(nil);
+            return;
+
+        }
         UIImage* snapshotImage = nil;
 
         self.contentOffset = CGPointZero;

TYSnapshotScroll/UIView+TYSnapshot.m

@@ -30,6 +30,11 @@ - (void )screenSnapshotNeedMask:(BOOL)needMask addMaskAfterBlock:(void(^)(void))
         selfLayer = self.layer;
     });
 
+    if (bounds.size.width <= 0.0 || bounds.size.height <= 0.0) {
+        if (finishBlock) finishBlock(nil);
+        return;
+    }
+
     UIGraphicsBeginImageContextWithOptions(bounds.size,NO,[UIScreen mainScreen].scale);
 
     CGContextRef context = UIGraphicsGetCurrentContext();