QRCode/Example/ViewController.swift at dd4027f7e5ae9ce43b4b6f01e383b3e1ec7c0ed9 · aschuch/QRCode · GitHub

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
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
154
155
156
157
158
159
160
161
162
163
164
165
166
167
168
169
170
171
172
173
174
//
//  ViewController.swift
//  Example
//
//  Created by Alexander Schuch on 25/01/15.
//  Copyright (c) 2015 Alexander Schuch. All rights reserved.
//

import UIKit
import QRCode

class ViewController: UIViewController {

    @IBOutlet weak var imageViewSmall1: UIImageView!
    @IBOutlet weak var imageViewSmall2: UIImageView!
    @IBOutlet weak var imageViewSmall3: UIImageView!
    @IBOutlet weak var imageViewSmall4: UIImageView!
    @IBOutlet weak var imageViewMedium: UIImageView!
    @IBOutlet weak var imageViewLarge: UIImageView!

    override func viewDidLoad() {
        super.viewDidLoad()

        // We begin with codes with no overlay
        showCodes()

    }

    @IBAction func showOverlaySwitched(_ sender: UISwitch) {
        if sender.isOn {
            showCodesWithOverlays()
        } else {
            showCodes()
        }
    }

    func showCodes() {
        // large
        // default
        imageViewLarge.image = {
            var qrCode = QRCode("http://github.com/aschuch/QRCode")!
            qrCode.size = self.imageViewLarge.bounds.size
            qrCode.errorCorrection = .High
            return qrCode.image
        }()

        // medium
        // purple
        imageViewMedium.image = {
            var qrCode = QRCode("http://schuch.me")!
            qrCode.size = self.imageViewMedium.bounds.size
            qrCode.color = CIColor(rgba: "8e44ad")
            return qrCode.image
        }()

        // small
        // red (inverted)
        imageViewSmall1.image = {
            var qrCode = QRCode("http://objc.at")!
            qrCode.size = self.imageViewSmall1.bounds.size
            qrCode.color = CIColor(rgba: "fff")
            qrCode.backgroundColor = CIColor(rgba: "e74c3c")
            return qrCode.image
        }()

        // small
        // green
        imageViewSmall2.image = {
            var qrCode = QRCode("http://apple.com")!
            qrCode.size = self.imageViewSmall1.bounds.size
            qrCode.color = CIColor(rgba: "16a085")
            qrCode.backgroundColor = CIColor(rgba: "000")
            return qrCode.image
        }()

        // small
        // orange
        imageViewSmall3.image = {
            var qrCode = QRCode("http://example.com")!
            qrCode.size = self.imageViewSmall1.bounds.size
            qrCode.color = CIColor(rgba: "c0392b")
            qrCode.backgroundColor = CIColor(rgba: "f1c40f")
            return qrCode.image
        }()


        // small
        // blue
        imageViewSmall4.image = {
            var qrCode = QRCode("http://example.com")!
            qrCode.size = self.imageViewSmall1.bounds.size
            qrCode.color = CIColor(rgba: "2980b9")
            return qrCode.image
        }()
    }

    func showCodesWithOverlays() {
        // large
        // default
        imageViewLarge.image = {
            var qrCode = QRCode("http://github.com/aschuch/QRCode")!
            qrCode.size = self.imageViewLarge.bounds.size
            qrCode.errorCorrection = .High
            qrCode.overlayImage = UIImage(named: "address-card")
            qrCode.overlayImagePercentage = 0.75
            return qrCode.imageWithOverlay
        }()

        // medium
        // purple
        imageViewMedium.image = {
            var qrCode = QRCode("http://schuch.me")!
            qrCode.size = self.imageViewMedium.bounds.size
            qrCode.errorCorrection = .High
            qrCode.color = CIColor(rgba: "8e44ad")
            qrCode.overlayImage = UIImage(named: "street-view")
            qrCode.overlayImagePercentage = 0.75
            return qrCode.imageWithOverlay
        }()

        // small
        // red (inverted)
        imageViewSmall1.image = {
            var qrCode = QRCode("http://objc.at")!
            qrCode.size = self.imageViewSmall1.bounds.size
            qrCode.errorCorrection = .High
            qrCode.color = CIColor(rgba: "fff")
            qrCode.backgroundColor = CIColor(rgba: "e74c3c")
            qrCode.overlayImage = UIImage(named: "thumbs-up")
            qrCode.overlayImagePercentage = 0.5
            return qrCode.imageWithOverlay
        }()

        // small
        // green
        imageViewSmall2.image = {
            var qrCode = QRCode("http://apple.com")!
            qrCode.size = self.imageViewSmall1.bounds.size
            qrCode.errorCorrection = .High
            qrCode.color = CIColor(rgba: "16a085")
            qrCode.backgroundColor = CIColor(rgba: "000")
            qrCode.overlayImage = UIImage(named: "address-card")
            qrCode.overlayImagePercentage = 0.5
            return qrCode.imageWithOverlay
        }()

        // small
        // orange
        imageViewSmall3.image = {
            var qrCode = QRCode("http://example.com")!
            qrCode.size = self.imageViewSmall1.bounds.size
            qrCode.errorCorrection = .High
            qrCode.color = CIColor(rgba: "c0392b")
            qrCode.backgroundColor = CIColor(rgba: "f1c40f")
            qrCode.overlayImage = UIImage(named: "street-view")
            qrCode.overlayImagePercentage = 0.5
            return qrCode.imageWithOverlay
        }()


        // small
        // blue
        imageViewSmall4.image = {
            var qrCode = QRCode("http://example.com")!
            qrCode.size = self.imageViewSmall1.bounds.size
            qrCode.errorCorrection = .High
            qrCode.color = CIColor(rgba: "2980b9")
            qrCode.overlayImage = UIImage(named: "thumbs-up")
            qrCode.overlayImagePercentage = 0.5
            return qrCode.imageWithOverlay
        }()
    }

}