iOS-Libraries/UIDrawView.swift at master · martintjandra/iOS-Libraries · 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
//
//  UIDrawView.swift
//  iOPS
//
//  Created by Martin Tjandra on 8/25/16.
//  Copyright © 2016 Martin Darma Kusuma Tjandra. All rights reserved.
//

import Foundation
import CoreGraphics

class UIDrawView : UIView {

    var drawData = Dictionary<String, AnyObject>();

    func drawCircle(x x: CGFloat, y: CGFloat, r: CGFloat, startAngle: CGFloat, endAngle: CGFloat, strokeColor: UIColor, fillColor: UIColor) {
        drawData["type"] = "circle";
        drawData["x"] = x;
        drawData["y"] = y;
        drawData["r"] = r;
        drawData["startAngle"] = startAngle;
        drawData["endAngle"] = endAngle;
        drawData["strokeColor"] = strokeColor;
        drawData["fillColor"] = fillColor;

    }

    func drawDonut(x x: CGFloat, y: CGFloat, outerRadius r: CGFloat, innerRadius r2: CGFloat, startAngle: CGFloat, endAngle: CGFloat, strokeColor: UIColor, fillColor: UIColor, innerFillColor: UIColor = UIColor.whiteColor()) {
        drawData["type"] = "donut";
        drawData["x"] = x;
        drawData["y"] = y;
        drawData["r"] = r;
        drawData["r2"] = r2;
        drawData["startAngle"] = startAngle;
        drawData["endAngle"] = endAngle;
        drawData["strokeColor"] = strokeColor;
        drawData["fillColor"] = fillColor;
        drawData["innerFillColor"] = innerFillColor;
    }

    func drawSpeedometerChart (x x: CGFloat, y: CGFloat, outerRadius r: CGFloat, innerRadius r2: CGFloat, progress: [CGFloat],fillColor: [UIColor], innerFillColor: UIColor = UIColor.whiteColor()) {
        drawData["type"] = "speedometer";
        drawData["x"] = x;
        drawData["y"] = y;
        drawData["r"] = r;
        drawData["r2"] = r2;
        drawData["progress"] = progress;
        drawData["strokeColor"] = UIColor.clearColor();
        drawData["fillColor"] = fillColor;
        drawData["innerFillColor"] = innerFillColor;
    }

    func drawCircleCore (x x: CGFloat, y: CGFloat, r: CGFloat, startAngle: CGFloat, endAngle: CGFloat, strokeColor: UIColor, fillColor: UIColor) {
        let pi = CGFloat(3.14159);
        let start = CGFloat(startAngle / 180 * pi);
        let end = CGFloat(endAngle / 180 * pi);
        let context = UIGraphicsGetCurrentContext()
        CGContextMoveToPoint(context, x, y);
        CGContextAddArc(context, x, y, r, start, end, 0);
        strokeColor.setStroke();
        fillColor.setFill();
        CGContextDrawPath(context, .FillStroke);
    }

    func drawRect (x x: CGFloat, y: CGFloat, w: CGFloat, h: CGFloat, strokeColor: UIColor, fillColor: UIColor) {
        drawData["type"] = "rect";
        drawData["x"] = x;
        drawData["y"] = y;
        drawData["w"] = w;
        drawData["h"] = h;
        drawData["strokeColor"] = UIColor.clearColor();
        drawData["fillColor"] = fillColor;
    }

    func drawHorizBarChart (x x: CGFloat, y: CGFloat, w: CGFloat, h: CGFloat, progress: [CGFloat], strokeColor: UIColor, fillColor: [UIColor]) {
        drawData["type"] = "horizbar";
        drawData["x"] = x;
        drawData["y"] = y;
        drawData["w"] = w;
        drawData["h"] = h;
        drawData["progress"] = progress;
        drawData["strokeColor"] = UIColor.clearColor();
        drawData["fillColor"] = fillColor;
    }

    func drawRectCore (x x: CGFloat, y: CGFloat, w: CGFloat, h: CGFloat, strokeColor: UIColor, fillColor: UIColor) {
        let context = UIGraphicsGetCurrentContext()
        let rect = CGRectMake(x, y, w, h);
        let path = CGPathCreateWithRect(rect, nil);
        strokeColor.setStroke();
        fillColor.setFill();
        CGContextAddPath(context, path);
        CGContextDrawPath(context, .FillStroke);
    }

    override func drawRect(rect: CGRect) {
//        let path = CGPathCreateWithRect(rect, nil)

        guard let type = drawData["type"] as? String else { return; }

        if (type == "circle" || type == "donut") {
            guard let x = drawData["x"] as? CGFloat else { return; }
            guard let y = drawData["y"] as? CGFloat else { return; }
            guard let r = drawData["r"] as? CGFloat else { return; }
            guard let startAngle = drawData["startAngle"] as? CGFloat else { return; }
            guard let endAngle = drawData["endAngle"] as? CGFloat else { return; }
            guard let strokeColor = drawData["strokeColor"] as? UIColor else { return; }
            guard let fillColor = drawData["fillColor"] as? UIColor else { return; }

            drawCircleCore(x: x, y: y, r: r, startAngle: startAngle, endAngle: endAngle, strokeColor: strokeColor, fillColor: fillColor);

            if (type == "donut") {
                guard let r2 = drawData["r2"] as? CGFloat else { return; }
                guard let innerFillColor = drawData["innerFillColor"] as? UIColor else { return; }

                drawCircleCore(x: x, y: y, r: r2, startAngle: startAngle, endAngle: endAngle, strokeColor: strokeColor, fillColor: innerFillColor);
            }
        }
        else if (type == "speedometer") {
            guard let x = drawData["x"] as? CGFloat else { return; }
            guard let y = drawData["y"] as? CGFloat else { return; }
            guard let r = drawData["r"] as? CGFloat else { return; }
            guard let r2 = drawData["r2"] as? CGFloat else { return; }
            guard let progress = drawData["progress"] as? [CGFloat] else { return; }
            guard let strokeColor = drawData["strokeColor"] as? UIColor else { return; }
            guard let fillColor = drawData["fillColor"] as? [UIColor] else { return; }
            guard let innerFillColor = drawData["innerFillColor"] as? UIColor else { return; }

            for i in 0..<progress.count {
                let idx = progress.count - i - 1;
                let value = progress[idx];
                var color = UIColor.clearColor();
                if (idx < fillColor.count) { color = fillColor[idx]; }
                let startAngle = CGFloat(180);
                let endAngle = CGFloat(180+180*value);

                drawCircleCore(x: x, y: y, r: r, startAngle: startAngle, endAngle: endAngle, strokeColor: strokeColor, fillColor: color)
            }

            drawCircleCore(x: x, y: y, r: r2, startAngle: 180, endAngle: 360, strokeColor: strokeColor, fillColor: innerFillColor);

        }
        else if (type == "horizbar") {
            guard let x = drawData["x"] as? CGFloat else { return; }
            guard let y = drawData["y"] as? CGFloat else { return; }
            guard let w = drawData["w"] as? CGFloat else { return; }
            guard let h = drawData["h"] as? CGFloat else { return; }
            guard let progress = drawData["progress"] as? [CGFloat] else { return; }
            guard let strokeColor = drawData["strokeColor"] as? UIColor else { return; }
            guard let fillColor = drawData["fillColor"] as? [UIColor] else { return; }

            for i in 0..<progress.count {
                let idx = progress.count - i - 1;
                let value = progress[i] * w;
                var color = UIColor.clearColor();
                if (idx < fillColor.count) { color = fillColor[idx]; }
                drawRectCore(x: x, y: y, w: value, h: h, strokeColor: strokeColor, fillColor: color);
            }

        }
    }
}