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