* Use new CrossFrameAPI for popup proxy communication * Remove use of old cross-frame communication classes * Remove use of old cross-frame communication files * Make the crossFrame object a member of the api object
182 lines
5.8 KiB
JavaScript
182 lines
5.8 KiB
JavaScript
/*
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* Copyright (C) 2019-2020 Yomichan Authors
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*
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* This program is free software: you can redistribute it and/or modify
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* it under the terms of the GNU General Public License as published by
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* the Free Software Foundation, either version 3 of the License, or
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* (at your option) any later version.
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*
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* This program is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU General Public License for more details.
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*
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* You should have received a copy of the GNU General Public License
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* along with this program. If not, see <https://www.gnu.org/licenses/>.
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*/
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/* global
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* Popup
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* api
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*/
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class PopupFactory {
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constructor(frameId) {
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this._popups = new Map();
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this._frameId = frameId;
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}
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// Public functions
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async prepare() {
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api.crossFrame.registerHandlers([
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['getOrCreatePopup', {async: false, handler: this._onApiGetOrCreatePopup.bind(this)}],
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['setOptionsContext', {async: true, handler: this._onApiSetOptionsContext.bind(this)}],
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['hide', {async: false, handler: this._onApiHide.bind(this)}],
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['isVisible', {async: true, handler: this._onApiIsVisibleAsync.bind(this)}],
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['setVisibleOverride', {async: true, handler: this._onApiSetVisibleOverride.bind(this)}],
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['containsPoint', {async: true, handler: this._onApiContainsPoint.bind(this)}],
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['showContent', {async: true, handler: this._onApiShowContent.bind(this)}],
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['setCustomCss', {async: false, handler: this._onApiSetCustomCss.bind(this)}],
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['clearAutoPlayTimer', {async: false, handler: this._onApiClearAutoPlayTimer.bind(this)}],
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['setContentScale', {async: false, handler: this._onApiSetContentScale.bind(this)}],
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['getUrl', {async: false, handler: this._onApiGetUrl.bind(this)}]
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]);
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}
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getOrCreatePopup(id=null, parentId=null, depth=null) {
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// Find by existing id
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if (id !== null) {
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const popup = this._popups.get(id);
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if (typeof popup !== 'undefined') {
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return popup;
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}
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}
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// Find by existing parent id
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let parent = null;
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if (parentId !== null) {
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parent = this._popups.get(parentId);
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if (typeof parent !== 'undefined') {
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const popup = parent.child;
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if (popup !== null) {
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return popup;
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}
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} else {
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parent = null;
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}
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}
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// New unique id
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if (id === null) {
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id = yomichan.generateId(16);
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}
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// Create new popup
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if (parent !== null) {
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if (depth !== null) {
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throw new Error('Depth cannot be set when parent exists');
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}
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depth = parent.depth + 1;
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} else if (depth === null) {
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depth = 0;
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}
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const popup = new Popup(id, depth, this._frameId);
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if (parent !== null) {
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popup.setParent(parent);
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}
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this._popups.set(id, popup);
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popup.prepare();
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return popup;
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}
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// API message handlers
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_onApiGetOrCreatePopup({id, parentId}) {
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const popup = this.getOrCreatePopup(id, parentId);
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return {
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id: popup.id
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};
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}
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async _onApiSetOptionsContext({id, optionsContext, source}) {
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const popup = this._getPopup(id);
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return await popup.setOptionsContext(optionsContext, source);
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}
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_onApiHide({id, changeFocus}) {
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const popup = this._getPopup(id);
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return popup.hide(changeFocus);
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}
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async _onApiIsVisibleAsync({id}) {
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const popup = this._getPopup(id);
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return await popup.isVisible();
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}
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async _onApiSetVisibleOverride({id, visible}) {
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const popup = this._getPopup(id);
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return await popup.setVisibleOverride(visible);
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}
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async _onApiContainsPoint({id, x, y}) {
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const popup = this._getPopup(id);
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[x, y] = this._convertPopupPointToRootPagePoint(popup, x, y);
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return await popup.containsPoint(x, y);
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}
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async _onApiShowContent({id, elementRect, writingMode, type, details, context}) {
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const popup = this._getPopup(id);
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elementRect = this._convertJsonRectToDOMRect(popup, elementRect);
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if (!this._popupCanShow(popup)) { return; }
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return await popup.showContent(elementRect, writingMode, type, details, context);
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}
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_onApiSetCustomCss({id, css}) {
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const popup = this._getPopup(id);
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return popup.setCustomCss(css);
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}
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_onApiClearAutoPlayTimer({id}) {
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const popup = this._getPopup(id);
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return popup.clearAutoPlayTimer();
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}
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_onApiSetContentScale({id, scale}) {
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const popup = this._getPopup(id);
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return popup.setContentScale(scale);
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}
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_onApiGetUrl() {
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return window.location.href;
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}
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// Private functions
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_getPopup(id) {
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const popup = this._popups.get(id);
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if (typeof popup === 'undefined') {
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throw new Error(`Invalid popup ID ${id}`);
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}
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return popup;
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}
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_convertJsonRectToDOMRect(popup, jsonRect) {
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const [x, y] = this._convertPopupPointToRootPagePoint(popup, jsonRect.x, jsonRect.y);
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return new DOMRect(x, y, jsonRect.width, jsonRect.height);
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}
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_convertPopupPointToRootPagePoint(popup, x, y) {
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if (popup.parent !== null) {
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const popupRect = popup.parent.getFrameRect();
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x += popupRect.x;
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y += popupRect.y;
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}
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return [x, y];
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}
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_popupCanShow(popup) {
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return popup.parent === null || popup.parent.isVisibleSync();
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}
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}
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