kudians/ZBProject/Tools/UIColor+ZBCo...

//
//  UIColor+ZBColor.m
//  ZBProject
//
//  Created by 学丽 on 2019/3/26.
//  Copyright © 2019 ZB. All rights reserved.
//

#import "UIColor+ZBColor.h"

@implementation UIColor (ZBColor)
+ (UIColor*)gradientHeightFromColor:(UIColor*)c1 toColor:(UIColor*)c2 withHeight:(int)height
{
    CGSize size = CGSizeMake(1, height);
    UIGraphicsBeginImageContextWithOptions(size, NO, 0);
    CGContextRef context = UIGraphicsGetCurrentContext();
    CGColorSpaceRef colorspace = CGColorSpaceCreateDeviceRGB();
    
    NSArray* colors = [NSArray arrayWithObjects:(id)c1.CGColor, (id)c2.CGColor, nil];
    CGGradientRef gradient = CGGradientCreateWithColors(colorspace, (__bridge CFArrayRef)colors, NULL);
    CGContextDrawLinearGradient(context, gradient, CGPointMake(0, 0), CGPointMake(0, size.height), 0);
    
    UIImage *image = UIGraphicsGetImageFromCurrentImageContext();
    
    CGGradientRelease(gradient);
    CGColorSpaceRelease(colorspace);
    UIGraphicsEndImageContext();
    
    return [UIColor colorWithPatternImage:image];
}

+ (UIColor*)gradientWidthFromColor:(UIColor*)c1 toColor:(UIColor*)c2 withWidth:(int)width
{
    CGSize size = CGSizeMake(width, 44);
    UIGraphicsBeginImageContextWithOptions(size, NO, 0);
    CGContextRef context = UIGraphicsGetCurrentContext();
    CGColorSpaceRef colorspace = CGColorSpaceCreateDeviceRGB();
    
    NSArray* colors = [NSArray arrayWithObjects:(id)c1.CGColor, (id)c2.CGColor, nil];
    CGGradientRef gradient = CGGradientCreateWithColors(colorspace, (__bridge CFArrayRef)colors, NULL);
    CGContextDrawLinearGradient(context, gradient, CGPointMake(0, 0), CGPointMake(size.width, 0), 0);
    
    UIImage *image = UIGraphicsGetImageFromCurrentImageContext();
    
    CGGradientRelease(gradient);
    CGColorSpaceRelease(colorspace);
    UIGraphicsEndImageContext();
    
    return [UIColor colorWithPatternImage:image];
}

+(instancetype)changeColor
{
    return [self gradientWidthFromColor:[UIColor colorWithRGB:0xFC7123] toColor:[UIColor colorWithRGB:0xFA2C36] withWidth:SCREEN_WIDTH];
}

+(instancetype)backgroudColor
{
    return [self YHColorWithHex:0xf2f2f2];
}
+(instancetype)lineColor
{
    return [self YHColorWithHex:0xF4F4F4];
}

+ (instancetype)baseColor
{
    return [self YHColorWithHex:0xFF7D00];
}

+ (instancetype)yhGrayColor {
    return [self YHColorWithHex:0xf5f4f4];
}

+ (instancetype)homeRedColor {
    return [self YHColorWithHex:0xFA2C36];
}

+ (instancetype)YHColorWithHex:(uint32_t)hex
{
    uint8_t r = (hex & 0xff0000) >> 16;
    uint8_t g = (hex & 0x00ff00) >> 8;
    uint8_t b = hex & 0x0000ff;
    
    return [self YHColorWithRed:r green:g blue:b];
}

+ (instancetype)YHColorWithHex:(uint32_t)hex alpha:(CGFloat)alpha
{
    uint8_t r = (hex & 0xff0000) >> 16;
    uint8_t g = (hex & 0x00ff00) >> 8;
    uint8_t b = hex & 0x0000ff;
    
    return [UIColor colorWithRed:r / 255.0 green:g / 255.0 blue:b / 255.0 alpha:alpha];
}

+ (instancetype)YHColorWithRed:(uint8_t)red green:(uint8_t)green blue:(uint8_t)blue
{
    return [UIColor colorWithRed:red / 255.0 green:green / 255.0 blue:blue / 255.0 alpha:1.0];
}
+(instancetype)fontNineColor
{
    return [self YHColorWithHex:0x999999];
}
+(instancetype)fontsixColor
{
    return [self YHColorWithHex:0x666666];
}
+(instancetype)fontColor
{
    return [self YHColorWithHex:0x333333];
}

@end