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-rw-r--r--ext/fg/js/text-source-element.js122
-rw-r--r--ext/fg/js/text-source-range.js (renamed from ext/fg/js/source.js)115
2 files changed, 122 insertions, 115 deletions
diff --git a/ext/fg/js/text-source-element.js b/ext/fg/js/text-source-element.js
new file mode 100644
index 00000000..16ac5cd5
--- /dev/null
+++ b/ext/fg/js/text-source-element.js
@@ -0,0 +1,122 @@
+/*
+ * Copyright (C) 2016-2020 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;
+ }
+
+ 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;
+ }
+
+ getRect() {
+ return this._element.getBoundingClientRect();
+ }
+
+ getWritingMode() {
+ return 'horizontal-tb';
+ }
+
+ select() {
+ // NOP
+ }
+
+ deselect() {
+ // NOP
+ }
+
+ equals(other) {
+ return (
+ typeof other === 'object' &&
+ other !== null &&
+ other instanceof TextSourceElement &&
+ this._element === other.element &&
+ this._fullContent === other.fullContent &&
+ this._startOffset === other.startOffset
+ );
+ }
+
+ 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;
+ }
+}
diff --git a/ext/fg/js/source.js b/ext/fg/js/text-source-range.js
index 70f14179..86a57ae1 100644
--- a/ext/fg/js/source.js
+++ b/ext/fg/js/text-source-range.js
@@ -19,10 +19,6 @@
* DOMTextScanner
*/
-/*
- * TextSourceRange
- */
-
class TextSourceRange {
constructor(range, content, imposterContainer, imposterSourceElement) {
this.range = range;
@@ -151,114 +147,3 @@ class TextSourceRange {
}
}
}
-
-
-/*
- * TextSourceElement
- */
-
-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;
- }
-
- 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;
- }
-
- getRect() {
- return this._element.getBoundingClientRect();
- }
-
- getWritingMode() {
- return 'horizontal-tb';
- }
-
- select() {
- // NOP
- }
-
- deselect() {
- // NOP
- }
-
- equals(other) {
- return (
- typeof other === 'object' &&
- other !== null &&
- other instanceof TextSourceElement &&
- this._element === other.element &&
- this._fullContent === other.fullContent &&
- this._startOffset === other.startOffset
- );
- }
-
- 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;
- }
-}