YYXC_Student/jiaPei/Vendor/CLWeeklyCalendarView/Misc/UIImage+CL.m

//
//  UIImage+CL.m
//  CLWeeklyCalendarView
//
//  Created by Caesar on 11/12/2014.
//  Copyright (c) 2014 Caesar. All rights reserved.
//

#import "UIImage+CL.h"
#import "UIColor+CL.h"

@implementation UIImage (CL)
+ (UIImage *)calendarBackgroundImage : (float)height {
    UIColor *topColor = [UIColor colorWithHex:0x1b92da];
    UIColor *bottomColor = [UIColor colorWithHex:0x34b5ec];
    return [self gradientImageWithBounds:CGRectMake(0, 0, SCREEN_WIDTH, height) colors:@[(id)[topColor CGColor], (id)[bottomColor CGColor]]];
}

+ (UIImage *)gradientImageWithBounds:(CGRect)bounds colors:(NSArray *)colors {
    CALayer * bgGradientLayer = [self gradientBGLayerForBounds:bounds colors:colors];
    UIGraphicsBeginImageContext(bgGradientLayer.bounds.size);
    [bgGradientLayer renderInContext:UIGraphicsGetCurrentContext()];
    UIImage * bgAsImage = UIGraphicsGetImageFromCurrentImageContext();
    UIGraphicsEndImageContext();
    return bgAsImage;
}

+ (CALayer *)gradientBGLayerForBounds:(CGRect)bounds colors:(NSArray *)colors
{
    CAGradientLayer * gradientBG = [CAGradientLayer layer];
    gradientBG.frame = bounds;
    gradientBG.colors = colors;
    return gradientBG;
}
@end

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