Move mixed/js (#1383)

* Move mixed/js/core.js to js/core.js

* Move mixed/js/yomichan.js to js/yomichan.js

* Move mixed/js/timer.js to js/debug/timer.js

* Move mixed/js/hotkey-handler.js to js/input/hotkey-handler.js

* Move mixed/js/hotkey-help-controller.js to js/input/hotkey-help-controller.js

* Move mixed/js/hotkey-util.js to js/input/hotkey-util.js

* Move mixed/js/audio-system.js to js/input/audio-system.js

* Move mixed/js/media-loader.js to js/input/media-loader.js

* Move mixed/js/text-to-speech-audio.js to js/input/text-to-speech-audio.js

* Move mixed/js/comm.js to js/comm/cross-frame-api.js

* Move mixed/js/api.js to js/comm/api.js

* Move mixed/js/frame-client.js to js/comm/frame-client.js

* Move mixed/js/frame-endpoint.js to js/comm/frame-endpoint.js

* Move mixed/js/display.js to js/display/display.js

* Move mixed/js/display-audio.js to js/display/display-audio.js

* Move mixed/js/display-generator.js to js/display/display-generator.js

* Move mixed/js/display-history.js to js/display/display-history.js

* Move mixed/js/display-notification.js to js/display/display-notification.js

* Move mixed/js/display-profile-selection.js to js/display/display-profile-selection.js

* Move mixed/js/japanese.js to js/language/japanese-util.js

* Move mixed/js/dictionary-data-util.js to js/language/dictionary-data-util.js

* Move mixed/js/document-focus-controller.js to js/dom/document-focus-controller.js

* Move mixed/js/document-util.js to js/dom/document-util.js

* Move mixed/js/dom-data-binder.js to js/dom/dom-data-binder.js

* Move mixed/js/html-template-collection.js to js/dom/html-template-collection.js

* Move mixed/js/panel-element.js to js/dom/panel-element.js

* Move mixed/js/popup-menu.js to js/dom/popup-menu.js

* Move mixed/js/selector-observer.js to js/dom/selector-observer.js

* Move mixed/js/scroll.js to js/dom/window-scroll.js

* Move mixed/js/text-scanner.js to js/language/text-scanner.js

* Move mixed/js/cache-map.js to js/general/cache-map.js

* Move mixed/js/object-property-accessor.js to js/general/object-property-accessor.js

* Move mixed/js/task-accumulator.js to js/general/task-accumulator.js

* Move mixed/js/environment.js to js/background/environment.js

* Move mixed/js/dynamic-loader.js to js/scripting/dynamic-loader.js

* Move mixed/js/dynamic-loader-sentinel.js to js/scripting/dynamic-loader-sentinel.js

1 files changed, 702 insertions, 0 deletions

diff --git a/ext/js/display/display-generator.js b/ext/js/display/display-generator.js
new file mode 100644
index 00000000..05376ee5
--- /dev/null
+++ b/ext/js/display/display-generator.js
@@ -0,0 +1,702 @@
+/*
+ * Copyright (C) 2019-2021  Yomichan Authors
+ *
+ * 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/>.
+ */
+
+/* global
+ * DictionaryDataUtil
+ * HtmlTemplateCollection
+ * api
+ */
+
+class DisplayGenerator {
+    constructor({japaneseUtil, mediaLoader, hotkeyHelpController=null}) {
+        this._japaneseUtil = japaneseUtil;
+        this._mediaLoader = mediaLoader;
+        this._hotkeyHelpController = hotkeyHelpController;
+        this._templates = null;
+        this._termPitchAccentStaticTemplateIsSetup = false;
+    }
+
+    async prepare() {
+        const html = await api.getDisplayTemplatesHtml();
+        this._templates = new HtmlTemplateCollection(html);
+        this.updateHotkeys();
+    }
+
+    updateHotkeys() {
+        const hotkeyHelpController = this._hotkeyHelpController;
+        if (hotkeyHelpController === null) { return; }
+        for (const template of this._templates.getAllTemplates()) {
+            hotkeyHelpController.setupNode(template.content);
+        }
+    }
+
+    preparePitchAccents() {
+        if (this._termPitchAccentStaticTemplateIsSetup) { return; }
+        this._termPitchAccentStaticTemplateIsSetup = true;
+        const t = this._templates.instantiate('term-pitch-accent-static');
+        document.head.appendChild(t);
+    }
+
+    createTermEntry(details) {
+        const node = this._templates.instantiate('term-entry');
+
+        const expressionsContainer = node.querySelector('.term-expression-list');
+        const reasonsContainer = node.querySelector('.term-reasons');
+        const pitchesContainer = node.querySelector('.term-pitch-accent-group-list');
+        const frequencyGroupListContainer = node.querySelector('.frequency-group-list');
+        const definitionsContainer = node.querySelector('.term-definition-list');
+        const termTagsContainer = node.querySelector('.term-tags');
+
+        const {expressions, type, reasons, frequencies} = details;
+        const definitions = (type === 'term' ? [details] : details.definitions);
+        const merged = (type === 'termMerged' || type === 'termMergedByGlossary');
+        const pitches = DictionaryDataUtil.getPitchAccentInfos(details);
+        const pitchCount = pitches.reduce((i, v) => i + v.pitches.length, 0);
+        const groupedFrequencies = DictionaryDataUtil.groupTermFrequencies(frequencies);
+        const termTags = DictionaryDataUtil.groupTermTags(details);
+
+        const uniqueExpressions = new Set();
+        const uniqueReadings = new Set();
+        for (const {expression, reading} of expressions) {
+            uniqueExpressions.add(expression);
+            uniqueReadings.add(reading);
+        }
+
+        node.dataset.format = type;
+        node.dataset.expressionMulti = `${merged}`;
+        node.dataset.expressionCount = `${expressions.length}`;
+        node.dataset.definitionCount = `${definitions.length}`;
+        node.dataset.pitchAccentDictionaryCount = `${pitches.length}`;
+        node.dataset.pitchAccentCount = `${pitchCount}`;
+        node.dataset.uniqueExpressionCount = `${uniqueExpressions.size}`;
+        node.dataset.uniqueReadingCount = `${uniqueReadings.size}`;
+        node.dataset.frequencyCount = `${frequencies.length}`;
+        node.dataset.groupedFrequencyCount = `${groupedFrequencies.length}`;
+
+        this._appendMultiple(expressionsContainer, this._createTermExpression.bind(this), expressions);
+        this._appendMultiple(reasonsContainer, this._createTermReason.bind(this), reasons);
+        this._appendMultiple(frequencyGroupListContainer, this._createFrequencyGroup.bind(this), groupedFrequencies, false);
+        this._appendMultiple(pitchesContainer, this._createPitches.bind(this), pitches);
+        this._appendMultiple(termTagsContainer, this._createTermTag.bind(this), termTags, expressions.length);
+
+        // Add definitions
+        const dictionaryTag = this._createDictionaryTag(null);
+        for (let i = 0, ii = definitions.length; i < ii; ++i) {
+            const definition = definitions[i];
+            const {dictionary} = definition;
+
+            if (dictionaryTag.dictionary === dictionary) {
+                dictionaryTag.redundant = true;
+            } else {
+                dictionaryTag.redundant = false;
+                dictionaryTag.dictionary = dictionary;
+                dictionaryTag.name = dictionary;
+            }
+
+            const node2 = this._createTermDefinitionItem(definition, dictionaryTag);
+            node2.dataset.index = `${i}`;
+            definitionsContainer.appendChild(node2);
+        }
+        definitionsContainer.dataset.count = `${definitions.length}`;
+
+        return node;
+    }
+
+    createKanjiEntry(details) {
+        const node = this._templates.instantiate('kanji-entry');
+
+        const glyphContainer = node.querySelector('.kanji-glyph');
+        const frequencyGroupListContainer = node.querySelector('.frequency-group-list');
+        const tagContainer = node.querySelector('.tags');
+        const glossaryContainer = node.querySelector('.kanji-glossary-list');
+        const chineseReadingsContainer = node.querySelector('.kanji-readings-chinese');
+        const japaneseReadingsContainer = node.querySelector('.kanji-readings-japanese');
+        const statisticsContainer = node.querySelector('.kanji-statistics');
+        const classificationsContainer = node.querySelector('.kanji-classifications');
+        const codepointsContainer = node.querySelector('.kanji-codepoints');
+        const dictionaryIndicesContainer = node.querySelector('.kanji-dictionary-indices');
+
+        this._setTextContent(glyphContainer, details.character, 'ja');
+        const groupedFrequencies = DictionaryDataUtil.groupKanjiFrequencies(details.frequencies);
+
+        const dictionaryTag = this._createDictionaryTag(details.dictionary);
+
+        this._appendMultiple(frequencyGroupListContainer, this._createFrequencyGroup.bind(this), groupedFrequencies, true);
+        this._appendMultiple(tagContainer, this._createTag.bind(this), [...details.tags, dictionaryTag]);
+        this._appendMultiple(glossaryContainer, this._createKanjiGlossaryItem.bind(this), details.glossary);
+        this._appendMultiple(chineseReadingsContainer, this._createKanjiReading.bind(this), details.onyomi);
+        this._appendMultiple(japaneseReadingsContainer, this._createKanjiReading.bind(this), details.kunyomi);
+
+        statisticsContainer.appendChild(this._createKanjiInfoTable(details.stats.misc));
+        classificationsContainer.appendChild(this._createKanjiInfoTable(details.stats.class));
+        codepointsContainer.appendChild(this._createKanjiInfoTable(details.stats.code));
+        dictionaryIndicesContainer.appendChild(this._createKanjiInfoTable(details.stats.index));
+
+        return node;
+    }
+
+    createEmptyFooterNotification() {
+        return this._templates.instantiate('footer-notification');
+    }
+
+    createTagFooterNotificationDetails(tagNode) {
+        const node = this._templates.instantiateFragment('footer-notification-tag-details');
+
+        const details = tagNode.dataset.details;
+        this._setTextContent(node.querySelector('.tag-details'), details);
+
+        let disambiguation = null;
+        try {
+            let a = tagNode.dataset.disambiguation;
+            if (typeof a !== 'undefined') {
+                a = JSON.parse(a);
+                if (Array.isArray(a)) { disambiguation = a; }
+            }
+        } catch (e) {
+            // NOP
+        }
+
+        if (disambiguation !== null) {
+            const disambiguationContainer = node.querySelector('.tag-details-disambiguation-list');
+            const copyAttributes = ['totalExpressionCount', 'matchedExpressionCount', 'unmatchedExpressionCount'];
+            for (const attribute of copyAttributes) {
+                const value = tagNode.dataset[attribute];
+                if (typeof value === 'undefined') { continue; }
+                disambiguationContainer.dataset[attribute] = value;
+            }
+            for (const {expression, reading} of disambiguation) {
+                const segments = this._japaneseUtil.distributeFurigana(expression, reading);
+                const disambiguationItem = document.createElement('span');
+                disambiguationItem.className = 'tag-details-disambiguation';
+                disambiguationItem.lang = 'ja';
+                this._appendFurigana(disambiguationItem, segments, (container, text) => {
+                    container.appendChild(document.createTextNode(text));
+                });
+                disambiguationContainer.appendChild(disambiguationItem);
+            }
+        }
+
+        return node;
+    }
+
+    createAnkiNoteErrorsNotificationContent(errors) {
+        const content = this._templates.instantiate('footer-notification-anki-errors-content');
+
+        const header = content.querySelector('.anki-note-error-header');
+        this._setTextContent(header, (errors.length === 1 ? 'An error occurred:' : `${errors.length} errors occurred:`), 'en');
+
+        const list = content.querySelector('.anki-note-error-list');
+        for (const error of errors) {
+            const div = document.createElement('li');
+            div.className = 'anki-note-error-message';
+            this._setTextContent(div, isObject(error) && typeof error.message === 'string' ? error.message : `${error}`);
+            list.appendChild(div);
+        }
+
+        return content;
+    }
+
+    createProfileListItem() {
+        return this._templates.instantiate('profile-list-item');
+    }
+
+    createPopupMenu(name) {
+        return this._templates.instantiate(`${name}-popup-menu`);
+    }
+
+    // Private
+
+    _createTermExpression(details) {
+        const {termFrequency, furiganaSegments, expression, reading, termTags} = details;
+
+        const searchQueries = [];
+        if (expression) { searchQueries.push(expression); }
+        if (reading) { searchQueries.push(reading); }
+
+        const node = this._templates.instantiate('term-expression');
+
+        const expressionContainer = node.querySelector('.term-expression-text');
+        const tagContainer = node.querySelector('.tags');
+
+        node.dataset.readingIsSame = `${!reading || reading === expression}`;
+        node.dataset.frequency = termFrequency;
+
+        expressionContainer.lang = 'ja';
+
+        this._appendFurigana(expressionContainer, furiganaSegments, this._appendKanjiLinks.bind(this));
+        this._appendMultiple(tagContainer, this._createTag.bind(this), termTags);
+        this._appendMultiple(tagContainer, this._createSearchTag.bind(this), searchQueries);
+
+        return node;
+    }
+
+    _createTermReason(reason) {
+        const fragment = this._templates.instantiateFragment('term-reason');
+        const node = fragment.querySelector('.term-reason');
+        this._setTextContent(node, reason);
+        node.dataset.reason = reason;
+        return fragment;
+    }
+
+    _createTermDefinitionItem(details, dictionaryTag) {
+        const node = this._templates.instantiate('term-definition-item');
+
+        const tagListContainer = node.querySelector('.term-definition-tag-list');
+        const onlyListContainer = node.querySelector('.term-definition-disambiguation-list');
+        const glossaryContainer = node.querySelector('.term-glossary-list');
+
+        const {dictionary, definitionTags} = details;
+        node.dataset.dictionary = dictionary;
+
+        this._appendMultiple(tagListContainer, this._createTag.bind(this), [...definitionTags, dictionaryTag]);
+        this._appendMultiple(onlyListContainer, this._createTermDisambiguation.bind(this), details.only);
+        this._appendMultiple(glossaryContainer, this._createTermGlossaryItem.bind(this), details.glossary, dictionary);
+
+        return node;
+    }
+
+    _createTermGlossaryItem(glossary, dictionary) {
+        if (typeof glossary === 'string') {
+            return this._createTermGlossaryItemText(glossary);
+        } else if (typeof glossary === 'object' && glossary !== null) {
+            switch (glossary.type) {
+                case 'image':
+                    return this._createTermGlossaryItemImage(glossary, dictionary);
+            }
+        }
+
+        return null;
+    }
+
+    _createTermGlossaryItemText(glossary) {
+        const node = this._templates.instantiate('term-glossary-item');
+        const container = node.querySelector('.term-glossary');
+        this._setTextContent(container, glossary);
+        return node;
+    }
+
+    _createTermGlossaryItemImage(data, dictionary) {
+        const {path, width, height, preferredWidth, preferredHeight, title, description, pixelated} = data;
+
+        const usedWidth = (
+            typeof preferredWidth === 'number' ?
+            preferredWidth :
+            width
+        );
+        const aspectRatio = (
+            typeof preferredWidth === 'number' &&
+            typeof preferredHeight === 'number' ?
+            preferredWidth / preferredHeight :
+            width / height
+        );
+
+        const node = this._templates.instantiate('term-glossary-item-image');
+        node.dataset.path = path;
+        node.dataset.dictionary = dictionary;
+        node.dataset.imageLoadState = 'not-loaded';
+
+        const imageContainer = node.querySelector('.term-glossary-image-container');
+        imageContainer.style.width = `${usedWidth}em`;
+        if (typeof title === 'string') {
+            imageContainer.title = title;
+        }
+
+        const aspectRatioSizer = node.querySelector('.term-glossary-image-aspect-ratio-sizer');
+        aspectRatioSizer.style.paddingTop = `${aspectRatio * 100.0}%`;
+
+        const image = node.querySelector('img.term-glossary-image');
+        const imageLink = node.querySelector('.term-glossary-image-link');
+        image.dataset.pixelated = `${pixelated === true}`;
+
+        if (this._mediaLoader !== null) {
+            this._mediaLoader.loadMedia(
+                path,
+                dictionary,
+                (url) => this._setImageData(node, image, imageLink, url, false),
+                () => this._setImageData(node, image, imageLink, null, true)
+            );
+        }
+
+        if (typeof description === 'string') {
+            const container = node.querySelector('.term-glossary-image-description');
+            this._setTextContent(container, description);
+        }
+
+        return node;
+    }
+
+    _setImageData(container, image, imageLink, url, unloaded) {
+        if (url !== null) {
+            image.src = url;
+            imageLink.href = url;
+            container.dataset.imageLoadState = 'loaded';
+        } else {
+            image.removeAttribute('src');
+            imageLink.removeAttribute('href');
+            container.dataset.imageLoadState = unloaded ? 'unloaded' : 'load-error';
+        }
+    }
+
+    _createTermDisambiguation(disambiguation) {
+        const node = this._templates.instantiate('term-definition-disambiguation');
+        node.dataset.term = disambiguation;
+        this._setTextContent(node, disambiguation, 'ja');
+        return node;
+    }
+
+    _createKanjiLink(character) {
+        const node = document.createElement('a');
+        node.className = 'kanji-link';
+        this._setTextContent(node, character, 'ja');
+        return node;
+    }
+
+    _createKanjiGlossaryItem(glossary) {
+        const node = this._templates.instantiate('kanji-glossary-item');
+        const container = node.querySelector('.kanji-glossary');
+        this._setTextContent(container, glossary);
+        return node;
+    }
+
+    _createKanjiReading(reading) {
+        const node = this._templates.instantiate('kanji-reading');
+        this._setTextContent(node, reading, 'ja');
+        return node;
+    }
+
+    _createKanjiInfoTable(details) {
+        const node = this._templates.instantiate('kanji-info-table');
+        const container = node.querySelector('.kanji-info-table-body');
+
+        const count = this._appendMultiple(container, this._createKanjiInfoTableItem.bind(this), details);
+        if (count === 0) {
+            const n = this._createKanjiInfoTableItemEmpty();
+            container.appendChild(n);
+        }
+
+        return node;
+    }
+
+    _createKanjiInfoTableItem(details) {
+        const node = this._templates.instantiate('kanji-info-table-item');
+        const nameNode = node.querySelector('.kanji-info-table-item-header');
+        const valueNode = node.querySelector('.kanji-info-table-item-value');
+        this._setTextContent(nameNode, details.notes || details.name);
+        this._setTextContent(valueNode, details.value);
+        return node;
+    }
+
+    _createKanjiInfoTableItemEmpty() {
+        return this._templates.instantiate('kanji-info-table-empty');
+    }
+
+    _createTag(details) {
+        const node = this._templates.instantiate('tag');
+
+        const inner = node.querySelector('.tag-inner');
+
+        node.title = details.notes;
+        this._setTextContent(inner, details.name);
+        node.dataset.details = details.notes || details.name;
+        node.dataset.category = details.category;
+        if (details.redundant) { node.dataset.redundant = 'true'; }
+
+        return node;
+    }
+
+    _createTermTag(details, totalExpressionCount) {
+        const {tag, expressions} = details;
+        const node = this._createTag(tag);
+        node.dataset.disambiguation = `${JSON.stringify(expressions)}`;
+        node.dataset.totalExpressionCount = `${totalExpressionCount}`;
+        node.dataset.matchedExpressionCount = `${expressions.length}`;
+        node.dataset.unmatchedExpressionCount = `${Math.max(0, totalExpressionCount - expressions.length)}`;
+        return node;
+    }
+
+    _createSearchTag(text) {
+        return this._createTag({
+            notes: '',
+            name: text,
+            category: 'search',
+            redundant: false
+        });
+    }
+
+    _createPitches(details) {
+        this.preparePitchAccents();
+
+        const {dictionary, pitches} = details;
+
+        const node = this._templates.instantiate('term-pitch-accent-group');
+        node.dataset.dictionary = dictionary;
+        node.dataset.pitchesMulti = 'true';
+        node.dataset.pitchesCount = `${pitches.length}`;
+
+        const tag = this._createTag({notes: '', name: dictionary, category: 'pitch-accent-dictionary'});
+        node.querySelector('.term-pitch-accent-group-tag-list').appendChild(tag);
+
+        let hasTags = false;
+        for (const {tags} of pitches) {
+            if (tags.length > 0) {
+                hasTags = true;
+                break;
+            }
+        }
+
+        const n = node.querySelector('.term-pitch-accent-list');
+        n.dataset.hasTags = `${hasTags}`;
+        this._appendMultiple(n, this._createPitch.bind(this), pitches);
+
+        return node;
+    }
+
+    _createPitch(details) {
+        const jp = this._japaneseUtil;
+        const {reading, position, tags, exclusiveExpressions, exclusiveReadings} = details;
+        const morae = jp.getKanaMorae(reading);
+
+        const node = this._templates.instantiate('term-pitch-accent');
+
+        node.dataset.pitchAccentPosition = `${position}`;
+        node.dataset.tagCount = `${tags.length}`;
+
+        let n = node.querySelector('.term-pitch-accent-position');
+        this._setTextContent(n, `${position}`, '');
+
+        n = node.querySelector('.term-pitch-accent-tag-list');
+        this._appendMultiple(n, this._createTag.bind(this), tags);
+
+        n = node.querySelector('.term-pitch-accent-disambiguation-list');
+        this._createPitchAccentDisambiguations(n, exclusiveExpressions, exclusiveReadings);
+
+        n = node.querySelector('.term-pitch-accent-characters');
+        for (let i = 0, ii = morae.length; i < ii; ++i) {
+            const mora = morae[i];
+            const highPitch = jp.isMoraPitchHigh(i, position);
+            const highPitchNext = jp.isMoraPitchHigh(i + 1, position);
+
+            const n1 = this._templates.instantiate('term-pitch-accent-character');
+            const n2 = n1.querySelector('.term-pitch-accent-character-inner');
+
+            n1.dataset.position = `${i}`;
+            n1.dataset.pitch = highPitch ? 'high' : 'low';
+            n1.dataset.pitchNext = highPitchNext ? 'high' : 'low';
+            this._setTextContent(n2, mora, 'ja');
+
+            n.appendChild(n1);
+        }
+
+        if (morae.length > 0) {
+            this._populatePitchGraph(node.querySelector('.term-pitch-accent-graph'), position, morae);
+        }
+
+        return node;
+    }
+
+    _createPitchAccentDisambiguations(container, exclusiveExpressions, exclusiveReadings) {
+        const templateName = 'term-pitch-accent-disambiguation';
+        for (const exclusiveExpression of exclusiveExpressions) {
+            const node = this._templates.instantiate(templateName);
+            node.dataset.type = 'expression';
+            this._setTextContent(node, exclusiveExpression, 'ja');
+            container.appendChild(node);
+        }
+
+        for (const exclusiveReading of exclusiveReadings) {
+            const node = this._templates.instantiate(templateName);
+            node.dataset.type = 'reading';
+            this._setTextContent(node, exclusiveReading, 'ja');
+            container.appendChild(node);
+        }
+
+        container.dataset.count = `${exclusiveExpressions.length + exclusiveReadings.length}`;
+        container.dataset.expressionCount = `${exclusiveExpressions.length}`;
+        container.dataset.readingCount = `${exclusiveReadings.length}`;
+    }
+
+    _populatePitchGraph(svg, position, morae) {
+        const jp = this._japaneseUtil;
+        const svgns = svg.getAttribute('xmlns');
+        const ii = morae.length;
+        svg.setAttribute('viewBox', `0 0 ${50 * (ii + 1)} 100`);
+
+        const pathPoints = [];
+        for (let i = 0; i < ii; ++i) {
+            const highPitch = jp.isMoraPitchHigh(i, position);
+            const highPitchNext = jp.isMoraPitchHigh(i + 1, position);
+            const graphic = (highPitch && !highPitchNext ? '#term-pitch-accent-graph-dot-downstep' : '#term-pitch-accent-graph-dot');
+            const x = `${i * 50 + 25}`;
+            const y = highPitch ? '25' : '75';
+            const use = document.createElementNS(svgns, 'use');
+            use.setAttribute('href', graphic);
+            use.setAttribute('x', x);
+            use.setAttribute('y', y);
+            svg.appendChild(use);
+            pathPoints.push(`${x} ${y}`);
+        }
+
+        let path = svg.querySelector('.term-pitch-accent-graph-line');
+        path.setAttribute('d', `M${pathPoints.join(' L')}`);
+
+        pathPoints.splice(0, ii - 1);
+        {
+            const highPitch = jp.isMoraPitchHigh(ii, position);
+            const x = `${ii * 50 + 25}`;
+            const y = highPitch ? '25' : '75';
+            const use = document.createElementNS(svgns, 'use');
+            use.setAttribute('href', '#term-pitch-accent-graph-triangle');
+            use.setAttribute('x', x);
+            use.setAttribute('y', y);
+            svg.appendChild(use);
+            pathPoints.push(`${x} ${y}`);
+        }
+
+        path = svg.querySelector('.term-pitch-accent-graph-line-tail');
+        path.setAttribute('d', `M${pathPoints.join(' L')}`);
+    }
+
+    _createFrequencyGroup(details, kanji) {
+        const {dictionary, frequencyData} = details;
+        const node = this._templates.instantiate('frequency-group-item');
+
+        const tagList = node.querySelector('.frequency-tag-list');
+        const tag = this._createTag({notes: '', name: dictionary, category: 'frequency'});
+        tagList.appendChild(tag);
+
+        const frequencyListContainer = node.querySelector('.frequency-list');
+        const createItem = (kanji ? this._createKanjiFrequency.bind(this) : this._createTermFrequency.bind(this));
+        this._appendMultiple(frequencyListContainer, createItem, frequencyData, dictionary);
+
+        node.dataset.count = `${frequencyData.length}`;
+
+        return node;
+    }
+
+    _createTermFrequency(details, dictionary) {
+        const {expression, reading, frequencies} = details;
+        const node = this._templates.instantiate('term-frequency-item');
+
+        const frequency = frequencies.join(', ');
+
+        this._setTextContent(node.querySelector('.frequency-disambiguation-expression'), expression, 'ja');
+        this._setTextContent(node.querySelector('.frequency-disambiguation-reading'), (reading !== null ? reading : ''), 'ja');
+        this._setTextContent(node.querySelector('.frequency-value'), frequency, 'ja');
+
+        node.dataset.expression = expression;
+        node.dataset.reading = reading;
+        node.dataset.hasReading = `${reading !== null}`;
+        node.dataset.readingIsSame = `${reading === expression}`;
+        node.dataset.dictionary = dictionary;
+        node.dataset.frequency = `${frequency}`;
+
+        return node;
+    }
+
+    _createKanjiFrequency(details, dictionary) {
+        const {character, frequencies} = details;
+        const node = this._templates.instantiate('kanji-frequency-item');
+
+        const frequency = frequencies.join(', ');
+
+        this._setTextContent(node.querySelector('.frequency-value'), frequency, 'ja');
+
+        node.dataset.character = character;
+        node.dataset.dictionary = dictionary;
+        node.dataset.frequency = `${frequency}`;
+
+        return node;
+    }
+
+    _appendKanjiLinks(container, text) {
+        container.lang = 'ja';
+        const jp = this._japaneseUtil;
+        let part = '';
+        for (const c of text) {
+            if (jp.isCodePointKanji(c.codePointAt(0))) {
+                if (part.length > 0) {
+                    container.appendChild(document.createTextNode(part));
+                    part = '';
+                }
+
+                const link = this._createKanjiLink(c);
+                container.appendChild(link);
+            } else {
+                part += c;
+            }
+        }
+        if (part.length > 0) {
+            container.appendChild(document.createTextNode(part));
+        }
+    }
+
+    _appendMultiple(container, createItem, detailsArray, ...args) {
+        let count = 0;
+        const {ELEMENT_NODE} = Node;
+        if (Array.isArray(detailsArray)) {
+            for (const details of detailsArray) {
+                const item = createItem(details, ...args);
+                if (item === null) { continue; }
+                container.appendChild(item);
+                if (item.nodeType === ELEMENT_NODE) {
+                    item.dataset.index = `${count}`;
+                }
+                ++count;
+            }
+        }
+
+        container.dataset.count = `${count}`;
+
+        return count;
+    }
+
+    _appendFurigana(container, segments, addText) {
+        for (const {text, furigana} of segments) {
+            if (furigana) {
+                const ruby = document.createElement('ruby');
+                const rt = document.createElement('rt');
+                addText(ruby, text);
+                ruby.appendChild(rt);
+                rt.appendChild(document.createTextNode(furigana));
+                container.appendChild(ruby);
+            } else {
+                addText(container, text);
+            }
+        }
+    }
+
+    _createDictionaryTag(dictionary) {
+        return {
+            name: dictionary,
+            category: 'dictionary',
+            notes: '',
+            order: 100,
+            score: 0,
+            dictionary,
+            redundant: false
+        };
+    }
+
+    _setTextContent(node, value, language) {
+        node.textContent = value;
+        if (typeof language === 'string') {
+            node.lang = language;
+        } else if (this._japaneseUtil.isStringPartiallyJapanese(value)) {
+            node.lang = 'ja';
+        }
+    }
+}