Move fg/js (#1384)

* Move fg/js/frame-ancestry-handler.js to js/comm/frame-ancestry-handler.js

* Move fg/js/frame-offset-forwarder.js to js/comm/frame-offset-forwarder.js

* Move fg/js/dom-text-scanner.js to js/dom/dom-text-scanner.js

* Move fg/js/text-source-element.js to js/dom/text-source-element.js

* Move fg/js/text-source-range.js to js/dom/text-source-range.js

* Move fg/js/float-main.js to js/display/popup-main.js

* Move fg/js/content-script-main.js to js/app/content-script-main.js

* Move fg/js/frontend.js to js/app/frontend.js

* Move fg/js/popup-factory.js to js/app/popup-factory.js

* Move fg/js/popup-proxy.js to js/app/popup-proxy.js

* Move fg/js/popup-window.js to js/app/popup-window.js

* Move fg/js/popup.js to js/app/popup.js

1 files changed, 0 insertions, 139 deletions

diff --git a/ext/fg/js/text-source-element.js b/ext/fg/js/text-source-element.js
deleted file mode 100644
index 45186636..00000000
--- a/ext/fg/js/text-source-element.js
+++ /dev/null
@@ -1,139 +0,0 @@
-/*
- * Copyright (C) 2016-2021  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 <https://www.gnu.org/licenses/>.
- */
-
-class TextSourceElement {
-    constructor(element, fullContent=null, startOffset=0, endOffset=0) {
-        this._element = element;
-        this._fullContent = (typeof fullContent === 'string' ? fullContent : TextSourceElement.getElementContent(element));
-        this._startOffset = startOffset;
-        this._endOffset = endOffset;
-        this._content = this._fullContent.substring(this._startOffset, this._endOffset);
-    }
-
-    get element() {
-        return this._element;
-    }
-
-    get fullContent() {
-        return this._fullContent;
-    }
-
-    get startOffset() {
-        return this._startOffset;
-    }
-
-    get endOffset() {
-        return this._endOffset;
-    }
-
-    get isConnected() {
-        return this._element.isConnected;
-    }
-
-    clone() {
-        return new TextSourceElement(this._element, this._fullContent, this._startOffset, this._endOffset);
-    }
-
-    cleanup() {
-        // NOP
-    }
-
-    text() {
-        return this._content;
-    }
-
-    setEndOffset(length, fromEnd=false) {
-        if (fromEnd) {
-            const delta = Math.min(this._fullContent.length - this._endOffset, length);
-            this._endOffset += delta;
-            this._content = this._fullContent.substring(this._startOffset, this._endOffset);
-            return delta;
-        } else {
-            const delta = Math.min(this._fullContent.length - this._startOffset, length);
-            this._endOffset = this._startOffset + delta;
-            this._content = this._fullContent.substring(this._startOffset, this._endOffset);
-            return delta;
-        }
-    }
-
-    setStartOffset(length) {
-        const delta = Math.min(this._startOffset, length);
-        this._startOffset -= delta;
-        this._content = this._fullContent.substring(this._startOffset, this._endOffset);
-        return delta;
-    }
-
-    collapse(toStart) {
-        if (toStart) {
-            this._endOffset = this._startOffset;
-        } else {
-            this._startOffset = this._endOffset;
-        }
-        this._content = '';
-    }
-
-    getRect() {
-        return this._element.getBoundingClientRect();
-    }
-
-    getWritingMode() {
-        return 'horizontal-tb';
-    }
-
-    select() {
-        // NOP
-    }
-
-    deselect() {
-        // NOP
-    }
-
-    hasSameStart(other) {
-        return (
-            typeof other === 'object' &&
-            other !== null &&
-            other instanceof TextSourceElement &&
-            this._element === other.element &&
-            this._fullContent === other.fullContent &&
-            this._startOffset === other.startOffset
-        );
-    }
-
-    getNodesInRange() {
-        return [this._element];
-    }
-
-    static getElementContent(element) {
-        let content;
-        switch (element.nodeName.toUpperCase()) {
-            case 'BUTTON':
-                content = element.textContent;
-                break;
-            case 'IMG':
-                content = element.getAttribute('alt') || '';
-                break;
-            default:
-                content = `${element.value}`;
-                break;
-        }
-
-        // Remove zero-width non-joiner
-        content = content.replace(/\u200c/g, '');
-
-        return content;
-    }
-}