2016-03-17 03:33:15 +00:00
|
|
|
/*
|
2016-03-20 02:02:58 +00:00
|
|
|
* Copyright (C) 2016 Alex Yatskov <alex@foosoft.net>
|
2016-03-17 03:33:15 +00:00
|
|
|
* Author: Alex Yatskov <alex@foosoft.net>
|
|
|
|
*
|
2016-03-20 02:02:58 +00:00
|
|
|
* 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.
|
2016-03-17 03:33:15 +00:00
|
|
|
*
|
2016-03-20 02:02:58 +00:00
|
|
|
* 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.
|
2016-03-17 03:33:15 +00:00
|
|
|
*
|
2016-03-20 02:02:58 +00:00
|
|
|
* You should have received a copy of the GNU General Public License
|
|
|
|
* along with this program. If not, see <http://www.gnu.org/licenses/>.
|
2016-03-17 03:33:15 +00:00
|
|
|
*/
|
|
|
|
|
2016-03-24 02:25:32 +00:00
|
|
|
|
2016-03-20 02:02:58 +00:00
|
|
|
function getRangeAtCursor(e, lookAhead) {
|
|
|
|
const range = document.caretRangeFromPoint(e.clientX, e.clientY);
|
|
|
|
if (range === null) {
|
2016-03-21 01:27:11 +00:00
|
|
|
return null;
|
2016-03-17 05:04:56 +00:00
|
|
|
}
|
|
|
|
|
2016-03-20 02:02:58 +00:00
|
|
|
const node = range.startContainer;
|
|
|
|
if (node.nodeType !== 3 /* TEXT_NODE */) {
|
|
|
|
return null;
|
2016-03-17 05:04:56 +00:00
|
|
|
}
|
2016-03-20 02:02:58 +00:00
|
|
|
|
|
|
|
const offset = range.startOffset;
|
|
|
|
const length = Math.min(node.length - offset, lookAhead);
|
|
|
|
|
|
|
|
range.setEnd(node, offset + length);
|
|
|
|
return range;
|
2016-03-17 05:04:56 +00:00
|
|
|
}
|
|
|
|
|
2016-03-20 02:05:51 +00:00
|
|
|
|
2016-03-17 05:04:56 +00:00
|
|
|
function onMouseDown(e) {
|
2016-03-24 02:25:32 +00:00
|
|
|
e.preventDefault();
|
|
|
|
|
2016-03-20 02:02:58 +00:00
|
|
|
const range = getRangeAtCursor(e, 20);
|
|
|
|
if (range === null) {
|
|
|
|
return;
|
|
|
|
}
|
|
|
|
|
|
|
|
const selection = window.getSelection();
|
|
|
|
selection.removeAllRanges();
|
|
|
|
selection.addRange(range);
|
|
|
|
|
2016-03-24 02:25:32 +00:00
|
|
|
findTerm(range.toString(), response => {
|
|
|
|
console.log(response);
|
|
|
|
});
|
2016-03-17 05:04:56 +00:00
|
|
|
}
|
|
|
|
|
2016-03-24 02:25:32 +00:00
|
|
|
window.addEventListener('mousedown', onMouseDown, false);
|