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Pods/SDWebImage/SDWebImage/Private/NSBezierPath+SDRoundedCorners.m

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+/*
+ * This file is part of the SDWebImage package.
+ * (c) Olivier Poitrey <rs@dailymotion.com>
+ *
+ * For the full copyright and license information, please view the LICENSE
+ * file that was distributed with this source code.
+ */
+
+#import "NSBezierPath+SDRoundedCorners.h"
+
+#if SD_MAC
+
+@implementation NSBezierPath (SDRoundedCorners)
+
++ (instancetype)sd_bezierPathWithRoundedRect:(NSRect)rect byRoundingCorners:(SDRectCorner)corners cornerRadius:(CGFloat)cornerRadius {
+    NSBezierPath *path = [NSBezierPath bezierPath];
+    
+    CGFloat maxCorner = MIN(NSWidth(rect), NSHeight(rect)) / 2;
+    
+    CGFloat topLeftRadius = MIN(maxCorner, (corners & SDRectCornerTopLeft) ? cornerRadius : 0);
+    CGFloat topRightRadius = MIN(maxCorner, (corners & SDRectCornerTopRight) ? cornerRadius : 0);
+    CGFloat bottomLeftRadius = MIN(maxCorner, (corners & SDRectCornerBottomLeft) ? cornerRadius : 0);
+    CGFloat bottomRightRadius = MIN(maxCorner, (corners & SDRectCornerBottomRight) ? cornerRadius : 0);
+    
+    NSPoint topLeft = NSMakePoint(NSMinX(rect), NSMaxY(rect));
+    NSPoint topRight = NSMakePoint(NSMaxX(rect), NSMaxY(rect));
+    NSPoint bottomLeft = NSMakePoint(NSMinX(rect), NSMinY(rect));
+    NSPoint bottomRight = NSMakePoint(NSMaxX(rect), NSMinY(rect));
+    
+    [path moveToPoint:NSMakePoint(NSMidX(rect), NSMaxY(rect))];
+    [path appendBezierPathWithArcFromPoint:topLeft toPoint:bottomLeft radius:topLeftRadius];
+    [path appendBezierPathWithArcFromPoint:bottomLeft toPoint:bottomRight radius:bottomLeftRadius];
+    [path appendBezierPathWithArcFromPoint:bottomRight toPoint:topRight radius:bottomRightRadius];
+    [path appendBezierPathWithArcFromPoint:topRight toPoint:topLeft radius:topRightRadius];
+    [path closePath];
+    
+    return path;
+}
+
+@end
+
+#endif