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bestswifterbestswifter
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新增 UIImage 添加圆角的 OC 写法
1 parent 436b9f7 commit c085e7a

5 files changed

Lines changed: 76 additions & 13 deletions

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‎CornerRadius/CornerRadius.xcodeproj/project.pbxproj‎

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objects = {
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/* Begin PBXBuildFile section */
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9B1F9F6D1C87E5440019AACD /* UIImage+ImageRoundedCorner.m in Sources */ = {isa = PBXBuildFile; fileRef = 9B1F9F6C1C87E5440019AACD /* UIImage+ImageRoundedCorner.m */; };
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9B4915461C81D6080008161A /* AppDelegate.swift in Sources */ = {isa = PBXBuildFile; fileRef = 9B4915451C81D6080008161A /* AppDelegate.swift */; };
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9B4915481C81D6080008161A /* ViewController.swift in Sources */ = {isa = PBXBuildFile; fileRef = 9B4915471C81D6080008161A /* ViewController.swift */; };
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9B49154B1C81D6080008161A /* Main.storyboard in Resources */ = {isa = PBXBuildFile; fileRef = 9B4915491C81D6080008161A /* Main.storyboard */; };
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/* End PBXContainerItemProxy section */
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/* Begin PBXFileReference section */
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9B1F9F6A1C87E5430019AACD /* CornerRadius-Bridging-Header.h */ = {isa = PBXFileReference; lastKnownFileType = sourcecode.c.h; path = "CornerRadius-Bridging-Header.h"; sourceTree = "<group>"; };
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9B1F9F6B1C87E5440019AACD /* UIImage+ImageRoundedCorner.h */ = {isa = PBXFileReference; fileEncoding = 4; lastKnownFileType = sourcecode.c.h; path = "UIImage+ImageRoundedCorner.h"; sourceTree = "<group>"; };
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9B1F9F6C1C87E5440019AACD /* UIImage+ImageRoundedCorner.m */ = {isa = PBXFileReference; fileEncoding = 4; lastKnownFileType = sourcecode.c.objc; path = "UIImage+ImageRoundedCorner.m"; sourceTree = "<group>"; };
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9B4915421C81D6080008161A /* CornerRadius.app */ = {isa = PBXFileReference; explicitFileType = wrapper.application; includeInIndex = 0; path = CornerRadius.app; sourceTree = BUILT_PRODUCTS_DIR; };
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9B4915451C81D6080008161A /* AppDelegate.swift */ = {isa = PBXFileReference; lastKnownFileType = sourcecode.swift; path = AppDelegate.swift; sourceTree = "<group>"; };
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9B4915471C81D6080008161A /* ViewController.swift */ = {isa = PBXFileReference; lastKnownFileType = sourcecode.swift; path = ViewController.swift; sourceTree = "<group>"; };
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9B4915471C81D6080008161A /* ViewController.swift */,
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9B4915731C81D77D0008161A /* CustomTableViewCell.swift */,
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9BADBA5D1C82B1B3000DB0E2 /* KtCorner.swift */,
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9B1F9F6B1C87E5440019AACD /* UIImage+ImageRoundedCorner.h */,
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9B1F9F6C1C87E5440019AACD /* UIImage+ImageRoundedCorner.m */,
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9B4915491C81D6080008161A /* Main.storyboard */,
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9B49154C1C81D6080008161A /* Assets.xcassets */,
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9B49154E1C81D6080008161A /* LaunchScreen.storyboard */,
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9B4915511C81D6080008161A /* Info.plist */,
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9B1F9F6A1C87E5430019AACD /* CornerRadius-Bridging-Header.h */,
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);
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path = CornerRadius;
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sourceTree = "<group>";
@@ -269,6 +276,7 @@
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9BADBA5E1C82B1B3000DB0E2 /* KtCorner.swift in Sources */,
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9B4915481C81D6080008161A /* ViewController.swift in Sources */,
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9B4915461C81D6080008161A /* AppDelegate.swift in Sources */,
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9B1F9F6D1C87E5440019AACD /* UIImage+ImageRoundedCorner.m in Sources */,
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);
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runOnlyForDeploymentPostprocessing = 0;
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};
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isa = XCBuildConfiguration;
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buildSettings = {
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ASSETCATALOG_COMPILER_APPICON_NAME = AppIcon;
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CLANG_ENABLE_MODULES = YES;
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INFOPLIST_FILE = CornerRadius/Info.plist;
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LD_RUNPATH_SEARCH_PATHS = "$(inherited) @executable_path/Frameworks";
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PRODUCT_BUNDLE_IDENTIFIER = NEU.CornerRadius;
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PRODUCT_NAME = "$(TARGET_NAME)";
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SWIFT_OBJC_BRIDGING_HEADER = "CornerRadius/CornerRadius-Bridging-Header.h";
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SWIFT_OPTIMIZATION_LEVEL = "-Onone";
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};
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name = Debug;
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};
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9B49156C1C81D6080008161A /* Release */ = {
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isa = XCBuildConfiguration;
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buildSettings = {
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ASSETCATALOG_COMPILER_APPICON_NAME = AppIcon;
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CLANG_ENABLE_MODULES = YES;
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INFOPLIST_FILE = CornerRadius/Info.plist;
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LD_RUNPATH_SEARCH_PATHS = "$(inherited) @executable_path/Frameworks";
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PRODUCT_BUNDLE_IDENTIFIER = NEU.CornerRadius;
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PRODUCT_NAME = "$(TARGET_NAME)";
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SWIFT_OBJC_BRIDGING_HEADER = "CornerRadius/CornerRadius-Bridging-Header.h";
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};
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name = Release;
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};

‎CornerRadius/CornerRadius/CornerRadius-Bridging-Header.h‎

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//
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// Use this file to import your target's public headers that you would like to expose to Swift.
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//
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#import "UIImage+ImageRoundedCorner.h"

‎CornerRadius/CornerRadius/KtCorner.swift‎

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@@ -57,25 +57,25 @@ extension UIView {
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backgroundColor: UIColor,
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borderColor: UIColor) -> UIImage {
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let sizeToFit = CGSize(width: pixel(Double(self.bounds.size.width)), height: Double(self.bounds.size.height))
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let halfBorderWidth = CGFloat(borderWidth / 2.0);
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let halfBorderWidth = CGFloat(borderWidth / 2.0)
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UIGraphicsBeginImageContextWithOptions(sizeToFit, false, UIScreen.mainScreen().scale)
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let context = UIGraphicsGetCurrentContext()
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CGContextSetLineWidth(context, borderWidth);
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CGContextSetStrokeColorWithColor(context, borderColor.CGColor);
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CGContextSetFillColorWithColor(context, backgroundColor.CGColor);
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CGContextSetLineWidth(context, borderWidth)
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CGContextSetStrokeColorWithColor(context, borderColor.CGColor)
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CGContextSetFillColorWithColor(context, backgroundColor.CGColor)
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let width = sizeToFit.width, height = sizeToFit.height
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CGContextMoveToPoint(context, width - halfBorderWidth, radius + halfBorderWidth); // 开始坐标右边开始
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CGContextAddArcToPoint(context, width - halfBorderWidth, height - halfBorderWidth, width - radius - halfBorderWidth, height - halfBorderWidth, radius); // 右下角角度
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CGContextAddArcToPoint(context, halfBorderWidth, height - halfBorderWidth, halfBorderWidth, height - radius - halfBorderWidth, radius); // 左下角角度
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CGContextAddArcToPoint(context, halfBorderWidth, halfBorderWidth, width - halfBorderWidth, halfBorderWidth, radius); // 左上角
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CGContextAddArcToPoint(context, width - halfBorderWidth, halfBorderWidth, width - halfBorderWidth, radius + halfBorderWidth, radius); // 右上角
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CGContextMoveToPoint(context, width - halfBorderWidth, radius + halfBorderWidth) // 开始坐标右边开始
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CGContextAddArcToPoint(context, width - halfBorderWidth, height - halfBorderWidth, width - radius - halfBorderWidth, height - halfBorderWidth, radius) // 右下角角度
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CGContextAddArcToPoint(context, halfBorderWidth, height - halfBorderWidth, halfBorderWidth, height - radius - halfBorderWidth, radius) // 左下角角度
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CGContextAddArcToPoint(context, halfBorderWidth, halfBorderWidth, width - halfBorderWidth, halfBorderWidth, radius) // 左上角
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CGContextAddArcToPoint(context, width - halfBorderWidth, halfBorderWidth, width - halfBorderWidth, radius + halfBorderWidth, radius) // 右上角
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CGContextDrawPath(UIGraphicsGetCurrentContext(), .FillStroke)
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let output = UIGraphicsGetImageFromCurrentImageContext();
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UIGraphicsEndImageContext();
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let output = UIGraphicsGetImageFromCurrentImageContext()
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UIGraphicsEndImageContext()
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return output
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}
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}
@@ -87,6 +87,8 @@ extension UIImageView {
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:param: radius 圆角半径
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*/
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override func kt_addCorner(radius radius: CGFloat) {
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// 被注释的是图片添加圆角的 OC 写法
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// self.image = self.image?.imageAddCornerWithRadius(radius, andSize: self.bounds.size)
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self.image = self.image?.kt_drawRectWithRoundedCorner(radius: radius, self.bounds.size)
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}
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}
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self.drawInRect(rect)
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CGContextDrawPath(UIGraphicsGetCurrentContext(), .FillStroke)
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let output = UIGraphicsGetImageFromCurrentImageContext();
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UIGraphicsEndImageContext();
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let output = UIGraphicsGetImageFromCurrentImageContext()
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UIGraphicsEndImageContext()
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return output
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}

‎CornerRadius/CornerRadius/UIImage+ImageRoundedCorner.h‎

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//
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// UIImage+ImageRoundedCorner.h
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// CornerRadius
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//
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// Created by 张星宇 on 16/3/3.
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// Copyright © 2016年 zxy. All rights reserved.
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//
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#import <UIKit/UIKit.h>
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@interface UIImage (ImageRoundedCorner)
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- (UIImage*)imageAddCornerWithRadius:(CGFloat)radius andSize:(CGSize)size;
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@end

‎CornerRadius/CornerRadius/UIImage+ImageRoundedCorner.m‎

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//
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// UIImage+ImageRoundedCorner.m
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// CornerRadius
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//
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// Created by 张星宇 on 16/3/3.
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// Copyright © 2016年 zxy. All rights reserved.
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//
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#import "UIImage+ImageRoundedCorner.h"
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@implementation UIImage (ImageRoundedCorner)
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- (UIImage*)imageAddCornerWithRadius:(CGFloat)radius andSize:(CGSize)size{
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CGRect rect = CGRectMake(0, 0, size.width, size.height);
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UIGraphicsBeginImageContextWithOptions(size, NO, [UIScreen mainScreen].scale);
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CGContextRef ctx = UIGraphicsGetCurrentContext();
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UIBezierPath * path = [UIBezierPath bezierPathWithRoundedRect:rect byRoundingCorners:UIRectCornerAllCorners cornerRadii:CGSizeMake(radius, radius)];
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CGContextAddPath(ctx,path.CGPath);
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CGContextClip(ctx);
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[self drawInRect:rect];
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CGContextDrawPath(ctx, kCGPathFillStroke);
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UIImage * newImage = UIGraphicsGetImageFromCurrentImageContext();
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UIGraphicsEndImageContext();
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return newImage;
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}
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@end

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