1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
//
// UIImage+Additions.m
// Mobile Buy SDK
//
// Created by Shopify.
// Copyright (c) 2015 Shopify Inc. All rights reserved.
//
// Permission is hereby granted, free of charge, to any person obtaining a copy
// of this software and associated documentation files (the "Software"), to deal
// in the Software without restriction, including without limitation the rights
// to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
// copies of the Software, and to permit persons to whom the Software is
// furnished to do so, subject to the following conditions:
//
// The above copyright notice and this permission notice shall be included in
// all copies or substantial portions of the Software.
//
// THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
// IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
// FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
// AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
// LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
// OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
// THE SOFTWARE.
//
#import "UIImage+BUYAdditions.h"
static const CGFloat kDefaultCornerRadius = 4.0f;
static const CGFloat kDefaultStrokWidth = 1.0f;
@implementation UIImage (BUYAdditions)
+ (UIImage *)templateButtonBackgroundImage
{
UIImage *image = [UIImage templateImageWithFill:[UIColor blackColor] stroke:nil];
image = [image imageWithRenderingMode:UIImageRenderingModeAlwaysTemplate];
return image;
}
+ (UIImage *)templateImageWithFill:(UIEdgeInsets)edgeInsets
{
UIImage *image = [UIImage templateImageWithFill:[UIColor blackColor] stroke:nil edgeInsets:edgeInsets];
image = [image imageWithRenderingMode:UIImageRenderingModeAlwaysTemplate];
return image;
}
+ (UIImage *)templateImageWithFill:(UIColor *)fill stroke:(UIColor *)stroke
{
CGFloat defaultInsetAmount = kDefaultCornerRadius + 1.0f;
return [UIImage templateImageWithFill:fill stroke:stroke edgeInsets:UIEdgeInsetsMake(defaultInsetAmount, defaultInsetAmount, defaultInsetAmount, defaultInsetAmount)];
}
+ (UIImage *)templateImageWithFill:(UIColor *)fill stroke:(UIColor *)stroke edgeInsets:(UIEdgeInsets)edgeInsets
{
CGFloat defaultStrokeWidth = kDefaultStrokWidth;
return [self templateImageWithFill:fill stroke:stroke edgeInsets:edgeInsets strokeWidth:defaultStrokeWidth];
}
+ (UIImage *)templateImageWithFill:(UIColor *)fill stroke:(UIColor *)stroke edgeInsets:(UIEdgeInsets)edgeInsets strokeWidth:(CGFloat)width
{
CGRect rect = CGRectMake(0.0f, 0.0f,
edgeInsets.left + edgeInsets.right,
edgeInsets.top + edgeInsets.bottom);
CGFloat strokeOffset = stroke ? kDefaultStrokWidth * 0.5f : 0.0f;
UIBezierPath *path = [UIBezierPath bezierPathWithRoundedRect:CGRectInset(rect, strokeOffset, strokeOffset) cornerRadius:edgeInsets.top];
path.lineWidth = width;
CGRect contextRect = CGRectOffset(rect, kDefaultStrokWidth * 0.5f, kDefaultStrokWidth * 0.5f);
UIGraphicsBeginImageContextWithOptions(contextRect.size, NO, 0);
if (fill) {
[fill setFill];
[path fill];
}
if (stroke) {
[stroke setStroke];
[path stroke];
}
UIImage *image = UIGraphicsGetImageFromCurrentImageContext();
UIGraphicsEndImageContext();
image = [image resizableImageWithCapInsets:edgeInsets resizingMode:UIImageResizingModeStretch];
return image;
}
@end