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https://github.com/yangKJ/KJCategories

Collection of native ios extensions and classes to boost development process. Such as UIKit, Foundation, QuartzCore, Accelerate, OpenCV, CoreGraphics, os and more. 超实用开发加速工具库
https://github.com/yangKJ/KJCategories

animation categories coregraphics extensions opencv projection shine tool

Last synced: 21 days ago
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Collection of native ios extensions and classes to boost development process. Such as UIKit, Foundation, QuartzCore, Accelerate, OpenCV, CoreGraphics, os and more. 超实用开发加速工具库

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README 

        
# KJCategories



[![Carthage compatible](https://img.shields.io/badge/Carthage-compatible-brightgreen.svg?style=flat&colorA=28a745&&colorB=4E4E4E)](https://github.com/yangKJ/KJCategories)

[![Releases Compatible](https://img.shields.io/github/release/yangKJ/KJCategories.svg?style=flat&label=Releases&colorA=28a745&&colorB=4E4E4E)](https://github.com/yangKJ/KJCategories/releases)

[![CocoaPods Compatible](https://img.shields.io/cocoapods/v/KJCategories.svg?style=flat&label=CocoaPods&colorA=28a745&&colorB=4E4E4E)](https://cocoapods.org/pods/KJCategories)

[![Platform](https://img.shields.io/badge/Platforms-iOS%20%7C%20macOS%20%7C%20watchOS-4E4E4E.svg?colorA=28a745)](#installation)










Set of **Extensions** and **Custom control** for standard types and classes.  

Just like Doraemon’s pocket, has an endless variety of props for us to use.



English | [简体中文](https://github.com/yangKJ/KJCategories/blob/master/README_CN.md)



---



- [x] OpenCV: Hough correction, feature extraction, image processing package, morphological processing, filter processing, photo restoration, etc.

- [x] NSArray: Related processing of the elements in the array, etc.

- [x] NSDate: Time transformation, etc.

- [x] UIButton: Emitter animation, image and text mixing, click event encapsulation, expanded click field, time interval limit, countdown, click particle effect, etc.

- [x] UIView: Gesture package, rounded corner gradient, Xib attribute, basic animation package, etc.

- [x] UITextView: Expand the input box, limit the number of words, cancel processing, get the internal hyperlink of the text, etc.

- [x] UITextField: Placeholder color, line, graphic processing, etc.

- [x] UILabel: Rich text, fast display text position, etc.

- [x] UIImage: Screenshot and cropping, image compression, mask processing, image stitching, image size processing, filter rendering, flooding algorithm, etc.

- [x] UIImage: QR code, barcode generation, dynamic image playback, watermark processing, etc.

- [x] NSObject: GCD, asynchronous timer, resident thread, thread keep alive, runtime methods, etc.

- [x] NSString: Hash crypto, mathematical operators, unit conversion, etc.

- [x] Other: Gradient slider, Open screen particle animation, projection and shadow, etc.



##### Encapsulation exception Handling [FoggyDemo](https://github.com/yangKJ/Foggy)



###  Contents ###

- **[OpenCV](#OpenCV)**

- **[NSArray](#NSArray)**

- **[NSDate](#NSDate)**

- **[NSDictionary](#NSDictionary)**

- **[NSObject](#NSObject)**

- **[NSString](#NSString)**

- **[UIButton](#UIButton)**

- **[UIColor](#UIColor)**

- **[UIDevice](#UIDevice)**

- **[UIImage](#UIImage)**

- **[UILabel](#UILabel)**

- **[UISlider](#UISlider)**

- **[UITextField](#UITextField)**

- **[UITextView](#UITextView)**

- **[UIView](#UIView)**

- **[UIViewController](#UIViewController)**

- **[CustomizedControl](#CustomizedControl)**



### Methods and Functions

#### OpenCV ####

- Opencv picture processing.



| Description | Signatures | 

| ---- | ---- |

| Picture Tile | kj_opencvTiledRows:cols: |

| Four-point perspective image based on perspective | kj_opencvWarpPerspectiveWithKnownPoints:size: |

| Eliminate image highlights | kj_opencvIlluminationChangeBeta:alpha: |

| Picture Blending | kj_opencvBlendImage:alpha: |

| Adjust picture brightness and contrast | kj_opencvChangeContrast:luminance: |

| Modify the color of the picture channel value | kj_opencvChangeR:g:b: |

| Blur processing | kj_opencvBlurX:y: |

| Gaussian Blur | kj_opencvGaussianBlurX:y: |

| Median Blur | kj_opencvMedianBlurksize: |

| Gaussian Bilateral Blur | kj_opencvBilateralFilterBlurRadio:sigma: |

| Custom linear blur | kj_opencvCustomBlurksize: |

| Morphology operations | kj_opencvMorphology:element: |

| Remove watermark | kj_opencvInpaintImage: |

| Picture repair, effect enhancement processing | kj_opencvRepairImage |

| Cut out the largest inner rectangular area | kj_opencvCutMaxRegionImage |

| Feature extraction | kj_opencvFeatureExtractionFromSobel |

| Hough line judgment and correction | kj_opencvHoughLinesCorrectTextImageFillColor: |



[back to top](#readme)  



#### NSArray ####

- Related processing of the elements in the array.



| Description | Signatures | 

| ---- | ---- | 

| Is it empty| isEmpty | 

| Filter data | kj_detectArray: | 

| Multidimensional array data | kj_detectManyDimensionArray: | 

| Search data | kj_searchObject: | 

| Map | kj_mapArray: | 

| Insert data to the destination | kj_insertObject: | 

| Array calculation intersection | kj_arrayIntersectionWithOtherArray: | 

| Array calculation difference| kj_arrayMinusWithOtherArray: | 

| Randomly Disorganize Array | kj_disorganizeArray | 

| Delete the same element in the array| kj_delArrayEquelObj | 

| Binary Search| kj_binarySearchTarget: | 

| Bubble Sort| kj_bubbleSort | 

| Insert Sort | kj_insertSort | 

| Selection Sort| kj_selectionSort | 



[back to top](#readme)  



#### NSDate ####

- Time transformation.



| Description | Signatures | 

| ---- | ---- | 

| Convert date to local time | kj_localeDate |

| Time string conversion NSDate | kj_dateFromString: |

| Time string to NSDate | kj_dateFromString:format: |

| Get the current timestamp | kj_currentTimetampWithMsec: |

| Timestamp to time | kj_timeWithTimestamp:format: |

| Get the UTC timestamp of the specified time | kj_timeStampUTCWithTimeString: |



[back to top](#readme)  



#### NSDictionary ####

- Dictionary common methods.



| Description | Signatures |

| ---- | ---- |

| Is it empty | isEmpty |

| Convert to Josn String | jsonString |

| Whether to include a key | kj_containsKey: |

| Dictionary keys in ascending order | kj_keysSorted |

| Dictionary key Description descending order | kj_keySortDescending |

| Quickly traverse the dictionary | kj_applyDictionaryValue: |

| Mapping | kj_mapDictionary: |

| Merge | kj_mergeDictionary: |

| Selector | kj_pickForKeys: |

| Remover | kj_omitForKeys: |



[back to top](#readme)  



#### UIView ####

- Advanced Edition Rounded Corners and Border Extension.



| Description | Signatures |

| ---- | ---- |

| Bezier Fillet | bezierRadius |

| Shadow Offset | shadowOffset |

| Shadow Opacity | shadowOpacity |

| Shadow Width | shadowWidth |

| Shadow rounded corners | shadowRadius |

| Shadow Color | shadowColor |

| Corner Radius | cornerRadius |

| Border Width | borderWidth |

| Border Color | borderColor |

| Image properties | viewImage |

| Top Controller | topViewController |

| Current Controller | viewController |

| Current Controller | kj_currentViewController |

| View created by Xib | kj_viewFromXib |

| View created by Xib | kj_viewFromXibWithFrame: |

| Fillet radius | kj_radius |

| Rounded corner orientation | kj_rectCorner |

| Border Color | kj_borderColor |

| Border width | kj_borderWidth |

| Border Orientation | kj_borderOrientation |

| Size | size |

| Location | origin |

| x coordinate | x |

| y coordinate | y |

| Width | width |

| Height | height |

| Center point x | centerX |

| Center point y | centerY |

| Left distance | left |

| Right distance | right |

| Top distance | top |

| Bottom distance | bottom |

| x + width | maxX |

| y + height | Property |maxY |

| After Masonry layout x | masonry_x |

| After Masonry layout y | masonry_y |

| Masonry width after layout | masonry_width |

| Masonry height after layout | masonry_height |

| Center the view in its parent view | kj_centerToSuperview |

| Distance from the right of the parent view | kj_rightToSuperview: |

| Distance from the bottom of the parent view | kj_bottomToSuperview: |

| Get the highest Y of the subview | kj_subviewMaxY |

| Get the highest X of the subview | kj_subviewMaxX |

| Find Subview | kj_FindSubviewRecursively: |

| Remove all subviews | kj_removeAllSubviews |

| Hide/Show all subviews | kj_hideSubviews:operation: |

| Child controls handle gesture events | kj_childHitTest:withEvent: |



[back to top](#readme)  



#### UITextView ####

- UITextView undo processing, equivalent to command + z, limit processing.



| Description | Signatures |

| ---- | ---- |

| Whether to enable the undo function | kOpenBackout |

| Cancel input | kj_textViewBackout |

| Placeholder text | placeHolder |

| Placeholder Label | placeHolderLabel |

| Limit word count | limitCount |

| Right margin of restricted area | limitMargin |

| Restricted area height | limitHeight |

| Statistics limit the number of words Label | limitLabel |



[back to top](#readme)  



#### UITextField ####

- UITextField input box extension, placeholder, quick setting account password box.



| Description | Signatures |

| ---- | ---- |

| Set the bottom border line color | bottomLineColor |

| Placeholder Color | placeholderColor |

| PlaceholderFontSize | placeholderFontSize |

| Maximum Length | maxLength |

| Clear text to dark text switch | securePasswords |

| Maximum character length reached | kMaxLengthBolck |

| Text editing moment callback | kTextEditingChangedBolck |



[back to top](#readme)  



#### UILabel ####

- UILabel add long press copy function, Get text position and size.



| Description | Signatures |

| ---- | ---- |

| Can copy | copyable |

| Remove copy long press gesture | kj_removeCopyLongPressGestureRecognizer |

| Set the display position of the text content | customTextAlignment |

| Get width | kj_calculateWidth |

| Get height | kj_calculateHeightWithWidth: |

| Get height, specify line height | kj_calculateHeightWithWidth:OneLineHeight: |

| The text line spacing between Ranges | kj_AttributedStringTextLineSpace: |

| Text size between ranges | kj_AttributedStringTextFont:Range: |

| Text color between Ranges | kj_AttributedStringTextColor:Range: |

| Text size and color between Ranges | kj_AttributedStringTextFont:TextColor:Range: |

| Text related attributes between Ranges | kj_AttributedStringTextAttributes:Range: |

| Rich text text size | kj_AttributedStringTextFont:Loc:Len: |

| Rich text text color | kj_AttributedStringTextColor:Loc:Len: |

| Rich text text size and color | kj_AttributedStringTextFont:TextColor:Loc:Len: |

| Rich text related attributes | kj_AttributedStringTextAttributes:Loc:Len: |



[back to top](#readme)  



#### UIImage ####

- QR code and barcode generator, image size, screenshot and crop processing, Picture cropper.



| Description | Signatures |

| ---- | ---- |

| Convert a string to a barcode | kj_barCodeImageWithContent: |

| Generate QR Code | kj_QRCodeImageWithContent:codeImageSize: |

| Generate QR Code with Specified Color | kj_QRCodeImageWithContent:codeImageSize:color: |

| Generate barcode | kj_barcodeImageWithContent:codeImageSize: |

| Generate barcode with specified color | kj_barcodeImageWithContent:codeImageSize:color: |

| Change the image size, bitmap mode | kj_bitmapChangeImageSize: |

| Change the internal pixel color of the image | kj_changeImagePixelColor: |

| Get network image size | kj_imageSizeWithURL: |

| Scale the image by scale | kj_scaleImage: |

| Scale the image with a fixed width | kj_scaleWithFixedWidth: |

| Scale the image with a fixed height | kj_scaleWithFixedHeight: |

| Change the image size proportionally | kj_cropImageWithAnySize: |

| Reduce the image size proportionally | kj_zoomImageWithMaxSize: |

| Do not pull up the filling image | kj_fitImageWithSize: |

| Screenshot of the current view | kj_captureScreen: |

| Specified location screen capture | kj_captureScreen:Rect: |

| Customized quality screenshots, quality multiples | kj_captureScreen:Rect:Quality: |

| Capture the current screen | kj_captureScreenWindow |

| Capture the long image of the scroll view | kj_captureScreenWithScrollView:ContentOffset: |

| Cut out the transparent part around the picture | kj_cutImageRoundAlphaZero: |

| Irregular graphics cutting | kj_anomalyCaptureImageWithView:BezierPath: |

| Polygon Cut Image | kj_polygonCaptureImageWithImageView:PointArray: |

| Specified area crop | kj_cutImageWithImage:Frame: |

| quartz 2d to achieve cropping | kj_quartzCutImageWithImage:Frame: |

| Image path clipping, clipping path "outside" part | kj_captureOuterImage:BezierPath:Rect: |

| Image path clipping, clipping path "within" part | kj_captureInnerImage:BezierPath:Rect: |

| Picture Rotation | kj_rotateInRadians: |

| Specified color linear blur | kj_blurImageWithTintColor: |

| Linear blur, keep transparent area | kj_linearBlurryImageBlur: |

| Blur processing | kj_blurImageWithRadius:Color:MaskImage: |

| Equalization calculation | kj_equalizationImage |

| Erosion | kj_erodeImage |

| Form expansion| kj_dilateImage |

| Multiple erosion | kj_erodeImageWithIterations: |

| Multiple expansion of form | kj_dilateImageWithIterations: |

| Gradient | kj_gradientImageWithIterations: |

| Top Hat Computing | kj_tophatImageWithIterations: |

| Black Hat Computing | kj_blackhatImageWithIterations: |

| Convolution processing | kj_convolutionImageWithKernel: |

| Sharpen | kj_sharpenImage |

| Relief | kj_embossImage |

| Gauss | kj_gaussianImage |

| Edge Detection | kj_marginImage |



[back to top](#readme)  



#### UIDevice ####

- UIDevice system related operations.



| Description | Signatures |

| ---- | ---- |

| App version number | appCurrentVersion |

| App Description | appName |

| Mobile UUID | deviceID |

| Get App Icon | appIcon |

| Get launch page image | launchImage |

| System startup map cache path | launchImageCachePath |

| Launch Image Backup File Path | launchImageBackupPath |

| Generate launch image | kj_launchImageWithPortrait:Dark: |

| Generate launch diagram | kj_launchImageWithStoryboard:Portrait:Dark: |

| Comparison version number | kj_comparisonVersion: |

| Jump to the specified URL | kj_openURL: |

| Call AppStore | kj_skipToAppStoreWithAppid: |

| Call the built-in browser safari | kj_skipToSafari |

| Call the built-in Mail | kj_skipToMail |

| Whether to switch to speaker | kj_changeLoudspeaker: |

| Save to Album | kj_savedPhotosAlbumWithImage:Complete: |

| System comes with sharing | kj_shareActivityWithItems:ViewController:Complete: |

| Switch Root View Controller | kj_changeRootViewController:Complete: |



[back to top](#readme)  



#### UIColor ####

- UIColor related extension.



| Description | Signatures |

| ---- | ---- |

| UIColor to hexadecimal string | kj_hexString |

| Hexadecimal string to UIColor | kj_colorWithHexString: |

| red | red |

| green | green |

| blue | blue |

| alpha | alpha |

| Hue | hue |

| Saturation | saturation |

| Brightness | light |

| Get the RGBA corresponding to the color | kj_colorGetRGBA |

| Get the average value of colors | kj_averageColors: |

| Vertical gradient color | kj_gradientVerticalToColor:height: |

| Horizontal gradient color | kj_gradientAcrossToColor:width: |

| Get the color of a specified point on the image | kj_colorAtImage:Point: |



[back to top](#readme)  



#### UIButton ####

- UIButton click event block, mixed graphics and text, enlarge click.



| Description | Signatures |

| ---- | ---- |

| Add click event | kj_addAction: |

| Click Event Interval | timeInterval |

| Expand the unified click field | enlargeClick |

| Graphic style | layoutType |

| Picture and text spacing | padding |

| The spacing of the graphic borders | periphery |

| Picture and text spacing | kj_contentLayout:padding: |

| Picture and text spacing | kj_contentLayout:padding:periphery: |



[back to top](#readme)  



#### UISlider ####

- Rainbow gradient color slider.



| Description | Signatures |

| ---- | ---- |

| Color array | colors |

| Location information corresponding to each color | locations |

| Color height | colorHeight |

| Border Width | borderWidth |

| Border Color | borderColor |

| Callback processing time | timeSpan |

| Current progress, for external kvo | progress |

| Moving block | movingWithTimeSpan:withBlock: |

| Moved block | moveEndBlock: |

| Reset UI | updateUI |



[back to top](#readme)  



####  UIViewController ####

- Switch view controller.



| Description | Signatures |

| ---- | ---- |

| Jump back to the specified controller | kj_popTargetViewController:complete: |

| Switch Root View Controller | kj_changeRootViewController: |



[back to top](#readme)  



####  CustomizedControl ####

- Primarily encapsulates custom controls.



| Description | Class |

| ---- | ---- |

| Particle animation effect | [KJEmitterAnimation](https://github.com/yangKJ/KJCategories/blob/master/KJCategories/Moudles/Customized/EmitterAnimation/EmitterAnimationViewController.swift) |

| Rainbow gradient slider | [KJGradientSlider](https://github.com/yangKJ/KJCategories/blob/master/KJCategories/Moudles/Customized/Slider/GradientSliderViewController.swift) |

| Drop shadow layer control | [KJProjectionView](https://github.com/yangKJ/KJCategories/blob/master/KJCategories/Moudles/Customized/Projection/ProjectionViewController.swift) |

| Inner and outer shadow control | [KJShadowView](https://github.com/yangKJ/KJCategories/blob/master/KJCategories/Moudles/Customized/Shadow/ShadowViewController.swift) |



[back to top](#readme) 



### CocoaPods Install



```

Example import core module:

- pod 'KJCategories'



Example import UIBezierPath:

- pod 'KJCategories/KitExtension/UIBezierPath'



Example import NSArray:

- pod 'KJCategories/Foundation/NSArray'



Example import GradientSlider:

- pod 'KJCategories/Customized/GradientSlider'

```



----



### About Opencv module

As for Opencv module, I have taken it out separately. Friends who need it can directly introduce [OpencvQueen](https://github.com/yangKJ/MetalQueen) library.



```

pod 'OpencvQueen'

```



## License



KJCategories is available under the MIT license. See the LICENSE file for more info.