yomichan/ext/fg/js/driver.js

223 lines
6.5 KiB
JavaScript
Raw Normal View History

2016-03-27 20:21:52 +00:00
/*
* 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/>.
*/
2016-09-16 05:44:33 +00:00
class Driver {
2016-03-27 20:21:52 +00:00
constructor() {
2016-07-26 03:07:54 +00:00
this.popup = new Popup();
this.popupTimer = null;
2016-07-26 03:07:54 +00:00
this.lastMousePos = null;
2016-07-23 19:47:42 +00:00
this.lastTextSource = null;
2016-09-12 02:47:40 +00:00
this.pendingLookup = false;
2016-07-26 03:07:54 +00:00
this.enabled = false;
2016-09-29 03:14:21 +00:00
this.options = null;
2016-03-28 00:04:49 +00:00
2016-04-18 00:36:15 +00:00
chrome.runtime.onMessage.addListener(this.onBgMessage.bind(this));
window.addEventListener('mouseover', this.onMouseOver.bind(this));
2016-03-29 02:06:01 +00:00
window.addEventListener('mousedown', this.onMouseDown.bind(this));
window.addEventListener('mousemove', this.onMouseMove.bind(this));
window.addEventListener('keydown', this.onKeyDown.bind(this));
2017-01-08 02:39:36 +00:00
window.addEventListener('resize', e => this.searchClear());
2016-09-29 03:14:21 +00:00
getOptions().then(opts => {
this.options = opts;
2017-01-08 02:39:36 +00:00
return isEnabled();
2016-09-29 03:14:21 +00:00
}).then(enabled => {
this.enabled = enabled;
});
2016-03-27 20:21:52 +00:00
}
popupTimerSet(callback) {
this.popupTimerClear();
this.popupTimer = window.setTimeout(callback, this.options.scanDelay);
}
popupTimerClear() {
if (this.popupTimer !== null) {
window.clearTimeout(this.popupTimer);
this.popupTimer = null;
}
}
2016-03-29 02:06:01 +00:00
onKeyDown(e) {
this.popupTimerClear();
if (this.enabled && this.lastMousePos !== null && e.keyCode === 16 /* shift */) {
this.searchAt(this.lastMousePos, true);
} else if (e.keyCode === 27 /* esc */) {
2017-01-08 02:39:36 +00:00
this.searchClear();
2016-03-28 05:27:30 +00:00
}
}
onMouseOver(e) {
if (e.target === this.popup.container && this.popuptimer !== null) {
this.popupTimerClear();
}
}
2016-03-29 02:06:01 +00:00
onMouseMove(e) {
this.lastMousePos = {x: e.clientX, y: e.clientY};
this.popupTimerClear();
if (!this.enabled) {
return;
}
if (e.which === 1 /* lmb */) {
return;
}
if (this.options.holdShiftToScan && !e.shiftKey) {
return;
}
const searcher = () => this.searchAt(this.lastMousePos, false);
2017-01-08 02:39:36 +00:00
if (!this.popup.isVisible() || e.shiftKey || e.which === 2 /* mmb */) {
searcher();
} else {
this.popupTimerSet(searcher);
2016-03-28 00:04:49 +00:00
}
2016-03-29 02:06:01 +00:00
}
2016-03-28 00:04:49 +00:00
2016-03-29 02:06:01 +00:00
onMouseDown(e) {
this.lastMousePos = {x: e.clientX, y: e.clientY};
this.popupTimerClear();
2017-01-08 02:39:36 +00:00
this.searchClear();
2016-03-28 20:00:48 +00:00
}
2016-07-23 22:14:13 +00:00
onBgMessage({action, params}, sender, callback) {
const method = this['api_' + action];
if (typeof(method) === 'function') {
method.call(this, params);
2016-04-06 05:18:55 +00:00
}
2016-03-28 20:00:48 +00:00
callback();
}
2017-01-07 20:21:47 +00:00
searchAt(point, hideNotFound) {
if (this.pendingLookup) {
return;
}
const textSource = textSourceFromPoint(point);
if (textSource === null || !textSource.containsPoint(point)) {
if (hideNotFound) {
2017-01-08 02:39:36 +00:00
this.searchClear();
2017-01-07 20:21:47 +00:00
}
return;
}
if (this.lastTextSource !== null && this.lastTextSource.equals(textSource)) {
2017-01-08 02:39:36 +00:00
return;
2016-04-25 03:50:27 +00:00
}
2017-01-07 20:21:47 +00:00
this.pendingLookup = true;
this.searchTerms(textSource).then(found => {
if (!found) {
this.searchKanji(textSource).then(found => {
if (!found && hideNotFound) {
2017-01-08 02:39:36 +00:00
this.searchClear();
2017-01-07 20:21:47 +00:00
}
});
}
}).catch(error => {
2017-01-08 02:39:36 +00:00
window.alert('Error: ' + error);
2017-01-07 20:21:47 +00:00
}).then(() => {
this.pendingLookup = false;
});
2016-04-18 00:36:15 +00:00
}
searchTerms(textSource) {
2016-07-25 04:18:17 +00:00
textSource.setEndOffset(this.options.scanLength);
2016-08-10 04:23:05 +00:00
2017-01-09 17:30:56 +00:00
const findFunc = this.options.groupTermResults ? findTermGrouped : findTerm;
2017-01-08 23:33:45 +00:00
return findFunc(textSource.text()).then(({definitions, length}) => {
if (definitions.length === 0) {
return false;
2016-09-12 03:18:34 +00:00
} else {
2016-07-25 04:18:17 +00:00
textSource.setEndOffset(length);
2016-05-22 05:59:29 +00:00
2016-09-12 03:59:42 +00:00
const sentence = extractSentence(textSource, this.options.sentenceExtent);
2016-09-12 02:47:40 +00:00
definitions.forEach(definition => {
2016-07-26 03:07:54 +00:00
definition.url = window.location.href;
definition.sentence = sentence;
});
2017-01-07 20:21:47 +00:00
this.popup.showNextTo(textSource.getRect());
2017-01-09 17:30:56 +00:00
this.popup.showTermDefs(definitions, this.options);
2017-01-08 02:52:51 +00:00
this.lastTextSource = textSource;
if (this.options.selectMatchedText) {
textSource.select();
}
2017-01-07 20:21:47 +00:00
return true;
2016-09-12 03:18:34 +00:00
}
2016-10-20 04:21:00 +00:00
}).catch(error => {
2017-01-08 02:39:36 +00:00
window.alert('Error: ' + error);
return false;
2016-09-12 03:41:41 +00:00
});
2016-03-27 20:21:52 +00:00
}
searchKanji(textSource) {
textSource.setEndOffset(1);
return findKanji(textSource.text()).then(definitions => {
if (definitions.length === 0) {
return false;
} else {
definitions.forEach(definition => definition.url = window.location.href);
2017-01-07 20:21:47 +00:00
this.popup.showNextTo(textSource.getRect());
2017-01-08 02:39:36 +00:00
this.popup.showKanjiDefs(definitions, this.options);
2017-01-08 02:52:51 +00:00
this.lastTextSource = textSource;
if (this.options.selectMatchedText) {
textSource.select();
}
2017-01-07 20:21:47 +00:00
return true;
}
2016-10-20 04:21:00 +00:00
}).catch(error => {
2017-01-08 02:39:36 +00:00
window.alert('Error: ' + error);
return false;
});
}
2017-01-08 02:39:36 +00:00
searchClear() {
2016-04-23 17:10:34 +00:00
this.popup.hide();
2016-04-08 03:51:05 +00:00
if (this.options.selectMatchedText && this.lastTextSource !== null) {
this.lastTextSource.deselect();
2016-04-08 05:41:16 +00:00
}
2016-04-08 03:51:05 +00:00
2016-08-10 04:23:05 +00:00
this.lastTextSource = null;
2016-03-27 20:21:52 +00:00
}
2016-03-28 00:04:49 +00:00
2016-07-23 22:14:13 +00:00
api_setOptions(opts) {
this.options = opts;
}
api_setEnabled(enabled) {
2016-03-28 00:04:49 +00:00
if (!(this.enabled = enabled)) {
2017-01-08 02:39:36 +00:00
this.searchClear();
2016-03-28 00:04:49 +00:00
}
}
2016-03-27 20:21:52 +00:00
}
2016-09-16 05:44:33 +00:00
window.driver = new Driver();