@egjs/axes
Version:
A module used to change the information of user action entered by various input devices such as touch screen or mouse into the logical virtual coordinates. You can easily create a UI that responds to user actions.
628 lines (627 loc) • 18.5 kB
HTML
<html lang="en">
<head>
<title>Code coverage report for src/eventInput/EventInput.ts</title>
<meta charset="utf-8" />
<link rel="stylesheet" href="../../prettify.css" />
<link rel="stylesheet" href="../../base.css" />
<meta name="viewport" content="width=device-width, initial-scale=1">
<style type='text/css'>
.coverage-summary .sorter {
background-image: url(../../sort-arrow-sprite.png);
}
</style>
</head>
<body>
<div class='wrapper'>
<div class='pad1'>
<h1>
<a href="../../index.html">All files</a> / <a href="index.html">src/eventInput</a> EventInput.ts
</h1>
<div class='clearfix'>
</div>
</div>
<div class='status-line high'></div>
<pre><table class="coverage">
<tr><td class="line-count quiet">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
175
176
177
178
179
180
181
182
183
184
185
186
187
188
189
190
191
192
193
194
195</td><td class="line-coverage quiet"><span class="cline-any cline-neutral"> </span>
<span class="cline-any cline-neutral"> </span>
<span class="cline-any cline-neutral"> </span>
<span class="cline-any cline-neutral"> </span>
<span class="cline-any cline-neutral"> </span>
<span class="cline-any cline-yes">17x</span>
<span class="cline-any cline-yes">17x</span>
<span class="cline-any cline-yes">17x</span>
<span class="cline-any cline-neutral"> </span>
<span class="cline-any cline-neutral"> </span>
<span class="cline-any cline-neutral"> </span>
<span class="cline-any cline-neutral"> </span>
<span class="cline-any cline-neutral"> </span>
<span class="cline-any cline-neutral"> </span>
<span class="cline-any cline-neutral"> </span>
<span class="cline-any cline-neutral"> </span>
<span class="cline-any cline-neutral"> </span>
<span class="cline-any cline-neutral"> </span>
<span class="cline-any cline-neutral"> </span>
<span class="cline-any cline-neutral"> </span>
<span class="cline-any cline-yes">17x</span>
<span class="cline-any cline-yes">17x</span>
<span class="cline-any cline-yes">17x</span>
<span class="cline-any cline-yes">17x</span>
<span class="cline-any cline-neutral"> </span>
<span class="cline-any cline-yes">17x</span>
<span class="cline-any cline-neutral"> </span>
<span class="cline-any cline-neutral"> </span>
<span class="cline-any cline-neutral"> </span>
<span class="cline-any cline-yes">7533x</span>
<span class="cline-any cline-neutral"> </span>
<span class="cline-any cline-neutral"> </span>
<span class="cline-any cline-neutral"> </span>
<span class="cline-any cline-neutral"> </span>
<span class="cline-any cline-neutral"> </span>
<span class="cline-any cline-neutral"> </span>
<span class="cline-any cline-neutral"> </span>
<span class="cline-any cline-neutral"> </span>
<span class="cline-any cline-neutral"> </span>
<span class="cline-any cline-neutral"> </span>
<span class="cline-any cline-neutral"> </span>
<span class="cline-any cline-neutral"> </span>
<span class="cline-any cline-yes">7531x</span>
<span class="cline-any cline-neutral"> </span>
<span class="cline-any cline-yes">2x</span>
<span class="cline-any cline-neutral"> </span>
<span class="cline-any cline-neutral"> </span>
<span class="cline-any cline-yes">220x</span>
<span class="cline-any cline-neutral"> </span>
<span class="cline-any cline-neutral"> </span>
<span class="cline-any cline-neutral"> </span>
<span class="cline-any cline-neutral"> </span>
<span class="cline-any cline-neutral"> </span>
<span class="cline-any cline-neutral"> </span>
<span class="cline-any cline-neutral"> </span>
<span class="cline-any cline-neutral"> </span>
<span class="cline-any cline-neutral"> </span>
<span class="cline-any cline-neutral"> </span>
<span class="cline-any cline-neutral"> </span>
<span class="cline-any cline-neutral"> </span>
<span class="cline-any cline-neutral"> </span>
<span class="cline-any cline-neutral"> </span>
<span class="cline-any cline-neutral"> </span>
<span class="cline-any cline-neutral"> </span>
<span class="cline-any cline-neutral"> </span>
<span class="cline-any cline-neutral"> </span>
<span class="cline-any cline-neutral"> </span>
<span class="cline-any cline-neutral"> </span>
<span class="cline-any cline-neutral"> </span>
<span class="cline-any cline-neutral"> </span>
<span class="cline-any cline-neutral"> </span>
<span class="cline-any cline-neutral"> </span>
<span class="cline-any cline-neutral"> </span>
<span class="cline-any cline-neutral"> </span>
<span class="cline-any cline-neutral"> </span>
<span class="cline-any cline-neutral"> </span>
<span class="cline-any cline-neutral"> </span>
<span class="cline-any cline-neutral"> </span>
<span class="cline-any cline-neutral"> </span>
<span class="cline-any cline-neutral"> </span>
<span class="cline-any cline-neutral"> </span>
<span class="cline-any cline-neutral"> </span>
<span class="cline-any cline-neutral"> </span>
<span class="cline-any cline-yes">17x</span>
<span class="cline-any cline-yes">8046x</span>
<span class="cline-any cline-yes">8046x</span>
<span class="cline-any cline-yes">8046x</span>
<span class="cline-any cline-yes">8046x</span>
<span class="cline-any cline-yes">8046x</span>
<span class="cline-any cline-neutral"> </span>
<span class="cline-any cline-neutral"> </span>
<span class="cline-any cline-yes">8046x</span>
<span class="cline-any cline-yes">8046x</span>
<span class="cline-any cline-yes">8046x</span>
<span class="cline-any cline-yes">8046x</span>
<span class="cline-any cline-yes">8046x</span>
<span class="cline-any cline-yes">8046x</span>
<span class="cline-any cline-yes">8046x</span>
<span class="cline-any cline-yes">8046x</span>
<span class="cline-any cline-yes">8046x</span>
<span class="cline-any cline-yes">8046x</span>
<span class="cline-any cline-yes">8046x</span>
<span class="cline-any cline-neutral"> </span>
<span class="cline-any cline-neutral"> </span>
<span class="cline-any cline-neutral"> </span>
<span class="cline-any cline-yes">8046x</span>
<span class="cline-any cline-yes">3000x</span>
<span class="cline-any cline-yes">5046x</span>
<span class="cline-any cline-yes">382x</span>
<span class="cline-any cline-neutral"> </span>
<span class="cline-any cline-yes">8046x</span>
<span class="cline-any cline-yes">2446x</span>
<span class="cline-any cline-yes">5600x</span>
<span class="cline-any cline-yes">2x</span>
<span class="cline-any cline-neutral"> </span>
<span class="cline-any cline-yes">8046x</span>
<span class="cline-any cline-yes">3919x</span>
<span class="cline-any cline-yes">3847x</span>
<span class="cline-any cline-neutral"> </span>
<span class="cline-any cline-neutral"> </span>
<span class="cline-any cline-neutral"> </span>
<span class="cline-any cline-neutral"> </span>
<span class="cline-any cline-yes">3919x</span>
<span class="cline-any cline-neutral"> </span>
<span class="cline-any cline-neutral"> </span>
<span class="cline-any cline-neutral"> </span>
<span class="cline-any cline-neutral"> </span>
<span class="cline-any cline-neutral"> </span>
<span class="cline-any cline-yes">8046x</span>
<span class="cline-any cline-neutral"> </span>
<span class="cline-any cline-neutral"> </span>
<span class="cline-any cline-neutral"> </span>
<span class="cline-any cline-neutral"> </span>
<span class="cline-any cline-neutral"> </span>
<span class="cline-any cline-neutral"> </span>
<span class="cline-any cline-neutral"> </span>
<span class="cline-any cline-neutral"> </span>
<span class="cline-any cline-neutral"> </span>
<span class="cline-any cline-neutral"> </span>
<span class="cline-any cline-neutral"> </span>
<span class="cline-any cline-neutral"> </span>
<span class="cline-any cline-neutral"> </span>
<span class="cline-any cline-neutral"> </span>
<span class="cline-any cline-neutral"> </span>
<span class="cline-any cline-neutral"> </span>
<span class="cline-any cline-yes">17x</span>
<span class="cline-any cline-neutral"> </span>
<span class="cline-any cline-neutral"> </span>
<span class="cline-any cline-neutral"> </span>
<span class="cline-any cline-yes">970x</span>
<span class="cline-any cline-yes">970x</span>
<span class="cline-any cline-yes">970x</span>
<span class="cline-any cline-neutral"> </span>
<span class="cline-any cline-neutral"> </span>
<span class="cline-any cline-yes">17x</span>
<span class="cline-any cline-yes">5540x</span>
<span class="cline-any cline-yes">5540x</span>
<span class="cline-any cline-neutral"> </span>
<span class="cline-any cline-neutral"> </span>
<span class="cline-any cline-yes">5540x</span>
<span class="cline-any cline-neutral"> </span>
<span class="cline-any cline-neutral"> </span>
<span class="cline-any cline-yes">17x</span>
<span class="cline-any cline-yes">24178x</span>
<span class="cline-any cline-neutral"> </span>
<span class="cline-any cline-neutral"> </span>
<span class="cline-any cline-yes">17x</span>
<span class="cline-any cline-yes">5492x</span>
<span class="cline-any cline-neutral"> </span>
<span class="cline-any cline-neutral"> </span>
<span class="cline-any cline-yes">17x</span>
<span class="cline-any cline-neutral"> </span>
<span class="cline-any cline-neutral"> </span>
<span class="cline-any cline-neutral"> </span>
<span class="cline-any cline-neutral"> </span>
<span class="cline-any cline-yes">8050x</span>
<span class="cline-any cline-neutral"> </span>
<span class="cline-any cline-neutral"> </span>
<span class="cline-any cline-neutral"> </span>
<span class="cline-any cline-neutral"> </span>
<span class="cline-any cline-neutral"> </span>
<span class="cline-any cline-yes">17x</span>
<span class="cline-any cline-yes">54x</span>
<span class="cline-any cline-no"> </span>
<span class="cline-any cline-yes">54x</span>
<span class="cline-any cline-no"> </span>
<span class="cline-any cline-neutral"> </span>
<span class="cline-any cline-neutral"> </span>
<span class="cline-any cline-neutral"> </span>
<span class="cline-any cline-yes">203x</span>
<span class="cline-any cline-no"> </span>
<span class="cline-any cline-no"> </span>
<span class="cline-any cline-neutral"> </span>
<span class="cline-any cline-yes">17x</span>
<span class="cline-any cline-neutral"> </span></td><td class="text"><pre class="prettyprint lang-js">/*
* Copyright (c) 2015 NAVER Corp.
* egjs projects are licensed under the MIT license
*/
import { ExtendedEvent, InputEventType, LatestInterval } from "../types";
import { getAngle } from "../utils";
import { window } from "../browser";
import {
ALT,
ANY,
CTRL,
META,
MOUSE_LEFT,
MOUSE_MIDDLE,
MOUSE_RIGHT,
NONE,
SHIFT,
VELOCITY_INTERVAL,
} from "../const";
export const SUPPORT_TOUCH = "ontouchstart" in window;
export const SUPPORT_POINTER = "PointerEvent" in window;
export const SUPPORT_MSPOINTER = "MSPointerEvent" in window;
export const SUPPORT_POINTER_EVENTS = SUPPORT_POINTER || <span class="branch-1 cbranch-no" title="branch not covered" >SUPPORT_MSPOINTER;</span>
export const isValidKey = (
event: InputEventType | WheelEvent,
inputKey?: string[]
): boolean => {
if (
!inputKey ||
inputKey.indexOf(ANY) > -1 ||
(inputKey.indexOf(NONE) > -1 &&
<span class="branch-3 cbranch-no" title="branch not covered" > !event.shiftKey </span>&&
<span class="branch-4 cbranch-no" title="branch not covered" > !event.ctrlKey </span>&&
<span class="branch-5 cbranch-no" title="branch not covered" > !event.altKey </span>&&
<span class="branch-6 cbranch-no" title="branch not covered" > !event.metaKey)</span> ||
(inputKey.indexOf(SHIFT) > -1 && event.shiftKey) ||
(inputKey.indexOf(CTRL) > -1 && <span class="branch-10 cbranch-no" title="branch not covered" >event.ctrlKey)</span> ||
(inputKey.indexOf(ALT) > -1 && event.altKey) ||
(inputKey.indexOf(META) > -1 && <span class="branch-14 cbranch-no" title="branch not covered" >event.metaKey)</span>
) {
return true;
}
return false;
};
export abstract class EventInput {
public prevEvent: ExtendedEvent;
private _latestInterval: LatestInterval;
public abstract onEventStart(
event: InputEventType,
inputButton?: string[]
): ExtendedEvent;
public abstract onEventMove(
event: InputEventType,
inputButton?: string[]
): ExtendedEvent;
public abstract onEventEnd(event: InputEventType): void;
public abstract onRelease(event: InputEventType): void;
public abstract getTouches(
event: InputEventType,
inputKey?: string[],
inputButton?: string[]
): number;
protected abstract _getScale(event: InputEventType): number;
protected abstract _getCenter(event: InputEventType): {
x: number;
y: number;
};
protected abstract _getMovement(event: InputEventType): {
x: number;
y: number;
};
public extendEvent(event: InputEventType): ExtendedEvent {
const prevEvent = this.prevEvent;
const center = this._getCenter(event);
const movement = prevEvent ? this._getMovement(event) : { x: 0, y: 0 };
const scale = prevEvent ? this._getScale(event) : 1;
const angle = prevEvent
? getAngle(center.x - prevEvent.center.x, center.y - prevEvent.center.y)
: 0;
const deltaX = prevEvent ? prevEvent.deltaX + movement.x : movement.x;
const deltaY = prevEvent ? prevEvent.deltaY + movement.y : movement.y;
const offsetX = movement.x;
const offsetY = movement.y;
const latestInterval = this._latestInterval;
const timeStamp = Date.now();
const deltaTime = latestInterval ? timeStamp - latestInterval.timestamp : 0;
let velocityX = prevEvent ? prevEvent.velocityX : 0;
let velocityY = prevEvent ? prevEvent.velocityY : 0;
let directionX = prevEvent ? prevEvent.directionX : 1;
let directionY = prevEvent ? prevEvent.directionY : 1;
// If offset is 0, it inherits the direction of the previous event.
if (offsetX > 0) {
directionX = 1;
} else if (offsetX < 0) {
directionX = -1;
}
if (offsetY > 0) {
directionY = 1;
} else if (offsetY < 0) {
directionY = -1;
}
if (!latestInterval || deltaTime >= VELOCITY_INTERVAL) {
if (latestInterval) {
[velocityX, velocityY] = [
(deltaX - latestInterval.deltaX) / deltaTime,
(deltaY - latestInterval.deltaY) / deltaTime,
];
}
this._latestInterval = {
timestamp: timeStamp,
deltaX,
deltaY,
};
}
return {
srcEvent: event,
scale,
angle,
center,
deltaX,
deltaY,
offsetX,
offsetY,
directionX,
directionY,
velocityX,
velocityY,
preventSystemEvent: true,
};
}
protected _getDistance(
start: Touch | PointerEvent,
end: Touch | PointerEvent
): number {
const x = end.clientX - start.clientX;
const y = end.clientY - start.clientY;
return Math.sqrt(x * x + y * y);
}
protected _getButton(event: InputEventType): string {
const buttonCodeMap = { 1: MOUSE_LEFT, 2: MOUSE_RIGHT, 4: MOUSE_MIDDLE };
const button = this._isTouchEvent(event)
? MOUSE_LEFT
: buttonCodeMap[event.buttons];
return button ? button : <span class="branch-1 cbranch-no" title="branch not covered" >null;</span>
}
protected _isTouchEvent(event: InputEventType): event is TouchEvent {
return event.type && event.type.indexOf("touch") > -1;
}
protected _isValidButton(button: string, inputButton: string[]): boolean {
return inputButton.indexOf(button) > -1;
}
protected _isValidEvent(
event: InputEventType,
inputKey?: string[],
inputButton?: string[]
): boolean {
return (
(!inputKey || isValidKey(event, inputKey)) &&
(!inputButton || this._isValidButton(this._getButton(event), inputButton))
);
}
protected _preventMouseButton(event: InputEventType, button: string): void {
<span class="missing-if-branch" title="if path not taken" >I</span>if (button === MOUSE_RIGHT) {
<span class="cstat-no" title="statement not covered" > window.addEventListener("contextmenu", this._stopContextMenu);</span>
} else <span class="missing-if-branch" title="if path not taken" >I</span>if (button === MOUSE_MIDDLE) {
<span class="cstat-no" title="statement not covered" > event.preventDefault();</span>
}
}
private _stopContextMenu = <span class="fstat-no" title="function not covered" >(</span>event: InputEventType) => {
<span class="cstat-no" title="statement not covered" > event.preventDefault();</span>
<span class="cstat-no" title="statement not covered" > window.removeEventListener("contextmenu", this._stopContextMenu);</span>
};
}
</pre></td></tr>
</table></pre>
<div class='push'></div><!-- for sticky footer -->
</div><!-- /wrapper -->
<div class='footer quiet pad2 space-top1 center small'>
Code coverage
generated by <a href="https://istanbul.js.org/" target="_blank">istanbul</a> at Wed Sep 16 2026 14:00:55 GMT+0900 (Korean Standard Time)
</div>
</div>
<script src="../../prettify.js"></script>
<script>
window.onload = function () {
if (typeof prettyPrint === 'function') {
prettyPrint();
}
};
</script>
<script src="../../sorter.js"></script>
</body>
</html>