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39 lines
1,011 B
Text
39 lines
1,011 B
Text
/**
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* @fileoverview Define the abstract class about cursors which manipulate another cursor.
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* @author Toru Nagashima
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*/
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"use strict";
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//------------------------------------------------------------------------------
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// Requirements
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//------------------------------------------------------------------------------
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const Cursor = require("./cursor");
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//------------------------------------------------------------------------------
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// Exports
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//------------------------------------------------------------------------------
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/**
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* The abstract class about cursors which manipulate another cursor.
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*/
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module.exports = class DecorativeCursor extends Cursor {
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/**
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* Initializes this cursor.
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* @param {Cursor} cursor The cursor to be decorated.
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*/
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constructor(cursor) {
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super();
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this.cursor = cursor;
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}
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/** @inheritdoc */
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moveNext() {
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const retv = this.cursor.moveNext();
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this.current = this.cursor.current;
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return retv;
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}
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};
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