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
|
/*
* Copyright (C) 2016 Alex Yatskov <alex@foosoft.net>
* Author: Alex Yatskov <alex@foosoft.net>
*
* This program is free software: you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
* the Free Software Foundation, either version 3 of the License, or
* (at your option) any later version.
*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with this program. If not, see <http://www.gnu.org/licenses/>.
*/
class Client {
constructor() {
this.popup = $('<div class="yomichan-popup"/>');
this.popupOffset = 10;
this.enabled = false;
$('body').append(this.popup);
chrome.runtime.onMessage.addListener(this.onMessage.bind(this));
window.addEventListener('mousemove', this.onMouseMove.bind(this));
getState((state) => this.setEnabled(state === 'enabled'));
}
onMouseMove(e) {
if (!this.enabled) {
return;
}
const range = getRangeAtCursor(e, 10);
if (range === null) {
this.hidePopup();
return;
}
const rect = getRangePaddedRect(range);
if (e.clientX < rect.left || e.clientX > rect.right) {
this.hidePopup();
return;
}
findTerm(range.toString(), ({results, length}) => {
if (length === 0) {
this.hidePopup();
} else {
range.setEnd(range.endContainer, range.startOffset + length);
this.popup.html(renderDefs(results.slice(0, 5)));
this.showPopup(range);
}
});
}
onMessage(request, sender, callback) {
this.setEnabled(request === 'enabled');
callback();
}
showPopup(range) {
const selection = window.getSelection();
selection.removeAllRanges();
selection.addRange(range);
const pos = getPopupPositionForRange(this.popup, range, this.popupOffset);
this.popup.css({left: pos.x, top: pos.y, visibility: 'visible'});
}
hidePopup() {
const selection = window.getSelection();
selection.removeAllRanges();
this.popup.css({visibility: 'hidden'});
}
setEnabled(enabled) {
if (!(this.enabled = enabled)) {
this.hidePopup();
}
}
}
window.yomiClient = new Client();
|