YYXC_Manager/LNManager/UI_Formatter&Function.m

//
//  UI_Formatter&Function.m
//  LN_School
//
//  Created by apple on 2017/4/5.
//  Copyright © 2017年 Danson. All rights reserved.
//

#import "UI_Formatter&Function.h"

@implementation UI_Formatter_Function

@end


@implementation UIFont (ex)

+(id)scaleSize:(CGFloat)font
{
    return [UIFont systemFontOfSize:font*kSize.width / 414.0];
}
@end


@implementation UIImageView(formatter)

- (void)setModeAspectFill {
    self.contentMode = UIViewContentModeScaleAspectFill;
    self.layer.masksToBounds = YES;
}

@end


@implementation UIImage(formatter)

-(UIImage *)reduceImage:(UIImage *)image percent:(float)percent
{
    NSData *imageData = UIImageJPEGRepresentation(image, percent);
    UIImage *newImage = [UIImage imageWithData:imageData];
    return newImage;
}
//压缩图片尺寸
- (UIImage*)scaledToSize:(CGSize)newSize
{
    //首先要找到缩放比？
    CGFloat rate =newSize.width*1.0/ self.size.width ;
    if (self.size.height* rate > newSize.height) {
        //过长了。
        rate =newSize.height*1.0/ self.size.height ;
    }
    CGSize size = CGSizeMake(self.size.width*rate, self.size.height*rate);
    UIGraphicsBeginImageContext(size);
    [self drawInRect:CGRectMake(0,0,size.width,size.height)];
    UIImage* newImage = UIGraphicsGetImageFromCurrentImageContext();
    UIGraphicsEndImageContext();
    return newImage;
}

- (UIImage*)scaledToWid:(CGFloat)width
{
    //首先要找到缩放比？
    CGFloat rate =width*1.0/ self.size.width ;
    if (self.size.height* rate > width) {
        //过长了。
        rate =width*1.0/ self.size.height ;
    }
    CGSize size = CGSizeMake(self.size.width*rate, self.size.height*rate);
    UIGraphicsBeginImageContext(size);
    [self drawInRect:CGRectMake(0,0,size.width,size.height)];
    UIImage* newImage = UIGraphicsGetImageFromCurrentImageContext();
    UIGraphicsEndImageContext();
    return newImage;
}

/**
 *  修改图片的大小
 */
-(UIImage*)originImageScaleToSize:(CGSize)size
{
    UIGraphicsBeginImageContext(size);  //size 为CGSize类型，即你所需要的图片尺寸
    
    [self drawInRect:CGRectMake(0, 0, size.width, size.height)];
    
    UIImage* scaledImage = UIGraphicsGetImageFromCurrentImageContext();
    
    UIGraphicsEndImageContext();
    
    return scaledImage;   //返回的就是已经改变的图片
}


#pragma mark -  改变照片颜色
// Tint: Color
-(UIImage*)tint:(UIColor*)color {
    return [self rt_tintedImageWithColor:color level:1.0f];
}

// Tint: Color + level
-(UIImage*)rt_tintedImageWithColor:(UIColor*)color level:(CGFloat)level {
    CGRect rect = CGRectMake(0.0f, 0.0f, self.size.width, self.size.height);
    return [self rt_tintedImageWithColor:color rect:rect level:level];
}

// Tint: Color + Rect
-(UIImage*)rt_tintedImageWithColor:(UIColor*)color rect:(CGRect)rect {
    return [self rt_tintedImageWithColor:color rect:rect level:1.0f];
}

// Tint: Color + Rect + level
-(UIImage*)rt_tintedImageWithColor:(UIColor*)color rect:(CGRect)rect level:(CGFloat)level {
    CGRect imageRect = CGRectMake(0.0f, 0.0f, self.size.width, self.size.height);
    
    UIGraphicsBeginImageContextWithOptions(imageRect.size, NO, self.scale);
    CGContextRef ctx = UIGraphicsGetCurrentContext();
    
    [self drawInRect:imageRect];
    
    CGContextSetFillColorWithColor(ctx, [color CGColor]);
    CGContextSetAlpha(ctx, level);
    CGContextSetBlendMode(ctx, kCGBlendModeSourceAtop);
    CGContextFillRect(ctx, rect);
    
    CGImageRef imageRef = CGBitmapContextCreateImage(ctx);
    UIImage *darkImage = [UIImage imageWithCGImage:imageRef
                                             scale:self.scale
                                       orientation:self.imageOrientation];
    CGImageRelease(imageRef);
    
    UIGraphicsEndImageContext();
    
    return darkImage;
}

- (UIImage *)scaledAndCutToSize:(CGSize)newSize{
    
    //首先要找到缩放比 按短的适配 长的部分裁减掉
    CGFloat rate =newSize.width*1.0/ self.size.width ;
    if (self.size.height* rate < newSize.height) {
        //过长了。
        rate =newSize.height*1.0/ self.size.height ;
    }
    CGSize size = CGSizeMake(self.size.width*rate, self.size.height*rate);
    
    UIGraphicsBeginImageContext(size);
    
    [self drawInRect:CGRectMake(0,0,size.width,size.height)];
    // Get the new image from the context
    UIImage* newImage = UIGraphicsGetImageFromCurrentImageContext();
    
    // End the context
    UIGraphicsEndImageContext();
    // Return the new image.
    return newImage;
}

@end



@implementation NSNumber (formatter)

+ (NSString *)stringValue {
    return [NSString stringWithFormat:@"%@",self];
}

@end


@implementation UIView (formatter)

- (void)setX:(CGFloat)x {
    CGRect rect = self.frame;
    rect.origin.x = x;
    self.frame = rect;
}
-(CGFloat)x {
    return self.frame.origin.x;
}

- (void)setY:(CGFloat)y {
    CGRect rect = self.frame;
    rect.origin.y = y;
    self.frame = rect;
}
-(CGFloat)y {
    return self.frame.origin.y;
}

- (void)setCenterX:(CGFloat)centerX {
    CGPoint center = self.center;
    center.x = centerX;
    self.center = center;
}
- (CGFloat)centerX {
    return self.center.x;
}

- (void)setCenterY:(CGFloat)centerY {
    CGPoint center = self.center;
    center.y = centerY;
    self.center = center;
}
- (CGFloat)centerY {
    return self.center.y;
}

- (void)setWidth:(CGFloat)width {
    CGRect rect = self.frame;
    rect.size.width = width;
    self.frame = rect;
}
- (CGFloat)width {
    return self.frame.size.width;
}

- (void)setHeight:(CGFloat)height {
    CGRect rect = self.frame;
    rect.size.height = height;
    self.frame = rect;
}
- (CGFloat)height {
    return self.frame.size.height;
}

@end


@implementation UILabel(formatter)

-(void)setFont:(CGFloat)font TextColor:(UIColor*)color
{
    [self setFont:[UIFont scaleSize:font]];
    [self setTextColor:color];
}

-(void)setText:(NSString*)text Font:(CGFloat)font TextColor:(UIColor*)color
{
    [self setText:text];
    [self setFont:[UIFont scaleSize:font]];
    [self setTextColor:color];
}

-(void)setText:(NSString*)text Font:(CGFloat)font TextColor:(UIColor*)color Alignment:(NSTextAlignment)align
{
    [self setText:text Font:font TextColor:color];
    [self setTextAlignment:align];
}

@end