56 lines
1.5 KiB
JavaScript
56 lines
1.5 KiB
JavaScript
import Eventful from 'zrender/src/mixin/Eventful';
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import {keyboardEvents} from './config/keyboardEvents';
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class KeyboardController extends Eventful {
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constructor(jmap) {
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super();
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this.$jmap = jmap;
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this.$zr = jmap.getZr();
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this.events = jmap.getEvents();
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this.initData();
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this.initHandler(this.$zr);
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}
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initHandler(zr) {
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if (zr) {
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var keydownHandle = this.keydown.bind(this);
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// var dom = this.$zr.dom;
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this.enable = function (opts) {
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opts = opts || {};
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this._keyOnDownUp = opts.keyOnDownUp || true;
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window.addEventListener('keyup', keydownHandle, false);
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// dom.focus();
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};
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this.disable = function () {
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window.removeEventListener('keyup', keydownHandle, false);
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};
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this.dispose = function() {
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this.disable();
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};
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}
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}
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initData() {
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}
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keydown(e) {
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if (this._keyOnDownUp && !e.repeat) {
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if (e.key) {
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const currentEvent = keyboardEvents[e.key.toUpperCase()];
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let str = '';
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if (currentEvent && currentEvent.altKey === e.altKey && currentEvent.ctrlKey === e.ctrlKey && currentEvent.shiftKey === e.shiftKey) {
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str = currentEvent.event;
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}
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this.trigger(this.events.Keyboard, str);
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}
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}
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}
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}
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export default KeyboardController;
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