@samitouri / QOS-React-1
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1 /**
2 * Copyright (c) Meta Platforms, Inc. and affiliates.
3 *
4 * This source code is licensed under the MIT license found in the
5 * LICENSE file in the root directory of this source tree.
6 */
7 'use strict';
8
9 var Circle = require('react-art/Circle');
10 var React = require('react');
11 var ReactART = require('react-art');
12 var Group = ReactART.Group;
13 var Shape = ReactART.Shape;
14 var Surface = ReactART.Surface;
15 var Transform = ReactART.Transform;
16
17 var MOUSE_UP_DRAG = 0.978;
18 var MOUSE_DOWN_DRAG = 0.9;
19 var MAX_VEL = 11;
20 var CLICK_ACCEL = 3;
21 var BASE_VEL = 0.15;
22
23 /**
24 * An animated SVG component.
25 */
26 class VectorWidget extends React.Component {
27 /**
28 * Initialize state members.
29 */
30 state = {degrees: 0, velocity: 0, drag: MOUSE_UP_DRAG};
31
32 /**
33 * When the component is mounted into the document - this is similar to a
34 * constructor, but invoked when the instance is actually mounted into the
35 * document. Here, we'll just set up an animation loop that invokes our
36 * method. Binding of `this.onTick` is not needed because all React methods
37 * are automatically bound before being mounted.
38 */
39 componentDidMount() {
40 this._interval = window.setInterval(this.onTick, 20);
41 }
42
43 componentWillUnmount() {
44 window.clearInterval(this._interval);
45 }
46
47 onTick = () => {
48 var nextDegrees = this.state.degrees + BASE_VEL + this.state.velocity;
49 var nextVelocity = this.state.velocity * this.state.drag;
50 this.setState({degrees: nextDegrees, velocity: nextVelocity});
51 };
52
53 /**
54 * When mousing down, we increase the friction down the velocity.
55 */
56 handleMouseDown = () => {
57 this.setState({drag: MOUSE_DOWN_DRAG});
58 };
59
60 /**
61 * Cause the rotation to "spring".
62 */
63 handleMouseUp = () => {
64 var nextVelocity = Math.min(this.state.velocity + CLICK_ACCEL, MAX_VEL);
65 this.setState({velocity: nextVelocity, drag: MOUSE_UP_DRAG});
66 };
67
68 /**
69 * This is the "main" method for any component. The React API allows you to
70 * describe the structure of your UI component at *any* point in time.
71 */
72 render() {
73 return (
74 <Surface width={700} height={700} style={{cursor: 'pointer'}}>
75 {this.renderGraphic(this.state.degrees)}
76 </Surface>
77 );
78 }
79
80 /**
81 * Better SVG support for React coming soon.
82 */
83 renderGraphic = rotation => {
84 return (
85 <Group onMouseDown={this.handleMouseDown} onMouseUp={this.handleMouseUp}>
86 <Group x={210} y={135}>
87 <Shape fill="rgba(0,0,0,0.1)" d={BORDER_PATH} />
88 <Shape fill="#7BC7BA" d={BG_PATH} />
89 <Shape fill="#DCDCDC" d={BAR_PATH} />
90 <Shape fill="#D97B76" d={RED_DOT_PATH} />
91 <Shape fill="#DBBB79" d={YELLOW_DOT_PATH} />
92 <Shape fill="#A6BD8A" d={GREEN_DOT_PATH} />
93 <Group x={55} y={29}>
94 <Group rotation={rotation} originX={84} originY={89}>
95 <Group x={84} y={89}>
96 <Circle fill="#FFFFFF" radius={16} />
97 </Group>
98 <Group>
99 <Shape d={RING_ONE_PATH} stroke="#FFFFFF" strokeWidth={8} />
100 <Shape
101 d={RING_TWO_PATH}
102 transform={RING_TWO_ROTATE}
103 stroke="#FFFFFF"
104 strokeWidth={8}
105 />
106 <Shape
107 d={RING_THREE_PATH}
108 transform={RING_THREE_ROTATE}
109 stroke="#FFFFFF"
110 strokeWidth={8}
111 />
112 </Group>
113 </Group>
114 </Group>
115 </Group>
116 </Group>
117 );
118 };
119 }
120
121 var BORDER_PATH =
122 'M3.00191459,4 C1.34400294,4 0,5.34785514 0,7.00550479 L0,220.994495 C0,222.65439 1.34239483,224 3.00191459,224 L276.998085,224 C278.655997,224 280,222.652145 280,220.994495 L280,7.00550479 C280,5.34561033 278.657605,4 276.998085,4 L3.00191459,4 Z M3.00191459,4';
123 var BG_PATH =
124 'M3.00191459,1 C1.34400294,1 0,2.34785514 0,4.00550479 L0,217.994495 C0,219.65439 1.34239483,221 3.00191459,221 L276.998085,221 C278.655997,221 280,219.652145 280,217.994495 L280,4.00550479 C280,2.34561033 278.657605,1 276.998085,1 L3.00191459,1 Z M3.00191459,1';
125 var BAR_PATH =
126 'M3.00191459,0 C1.34400294,0 0,1.34559019 0,3.00878799 L0,21 C0,21 0,21 0,21 L280,21 C280,21 280,21 280,21 L280,3.00878799 C280,1.34708027 278.657605,0 276.998085,0 L3.00191459,0 Z M3.00191459,0';
127 var RED_DOT_PATH =
128 'M12.5,17 C16.0898511,17 19,14.0898511 19,10.5 C19,6.91014895 16.0898511,4 12.5,4 C8.91014895,4 6,6.91014895 6,10.5 C6,14.0898511 8.91014895,17 12.5,17 Z M12.5,17';
129 var YELLOW_DOT_PATH =
130 'M31.5,17 C35.0898511,17 38,14.0898511 38,10.5 C38,6.91014895 35.0898511,4 31.5,4 C27.9101489,4 25,6.91014895 25,10.5 C25,14.0898511 27.9101489,17 31.5,17 Z M31.5,17';
131 var GREEN_DOT_PATH =
132 'M50.5,17 C54.0898511,17 57,14.0898511 57,10.5 C57,6.91014895 54.0898511,4 50.5,4 C46.9101489,4 44,6.91014895 44,10.5 C44,14.0898511 46.9101489,17 50.5,17 Z M50.5,17';
133 var RING_ONE_PATH =
134 'M84,121 C130.391921,121 168,106.673113 168,89 C168,71.3268871 130.391921,57 84,57 C37.6080787,57 0,71.3268871 0,89 C0,106.673113 37.6080787,121 84,121 Z M84,121';
135 var RING_TWO_PATH =
136 'M84,121 C130.391921,121 168,106.673113 168,89 C168,71.3268871 130.391921,57 84,57 C37.6080787,57 0,71.3268871 0,89 C0,106.673113 37.6080787,121 84,121 Z M84,121';
137 var RING_THREE_PATH =
138 'M84,121 C130.391921,121 168,106.673113 168,89 C168,71.3268871 130.391921,57 84,57 C37.6080787,57 0,71.3268871 0,89 C0,106.673113 37.6080787,121 84,121 Z M84,121';
139 var RING_TWO_ROTATE = new Transform()
140 .translate(84.0, 89.0)
141 .rotate(-240.0)
142 .translate(-84.0, -89.0);
143 var RING_THREE_ROTATE = new Transform()
144 .translate(84.0, 89.0)
145 .rotate(-300.0)
146 .translate(-84.0, -89.0);
147
148 module.exports = VectorWidget;