yomichan/ext/fg/js/source-image.js
2016-07-23 13:12:24 -07:00

60 lines
1.5 KiB
JavaScript

/*
* 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 TextSourceImage {
constructor(image) {
this.img = image;
this.length = -1;
}
text() {
const text = this.textRaw();
return this.length < 0 ? text : text.substring(0, this.length);
}
textRaw() {
return this.img.getAttribute('alt') || '';
}
setLength(length) {
this.length = length;
}
containsPoint(point) {
const rect = this.getRect();
return point.x >= rect.left && point.x <= rect.right;
}
getRect() {
return this.img.getBoundingClientRect();
}
select() {
// NOP
}
deselect() {
// NOP
}
equals(other) {
return other.img && other.textRaw() == this.textRaw();
}
}