blue-mage-luna/js/plugins/MPP_ChoiceAlign.js

//=============================================================================
// MPP_ChoiceAlign.js
//=============================================================================
// Copyright (c) 2020 Mokusei Penguin
// Released under the MIT license
// http://opensource.org/licenses/mit-license.php
//=============================================================================

/*:
 * @target MV MZ
 * @plugindesc Adds the ability to align characters to the choices.
 * @author Mokusei Penguin
 * @url
 *
 * @help [version 2.0.1]
 * This plugin is for RPG Maker MV and MZ.
 *
 * ▼ Plugin command
 *  - In MV, the variable N is referred to by writing v [N] in the item for
 *    inputting a numerical value.
 *  - In MZ, in the item to enter a numerical value, select the text and
 *    write v [N] to refer to the variable N.
 *
 *  〇 MV / MZ
 *
 *  〇 SetChoiceAlign n  / choiceAlign
 *       n : Align(0:left, 1:center, 2:right)
 *   - Specifies the alignment position for the next choice.
 *
 * ================================
 * Mail : wood_penguin＠yahoo.co.jp (＠ is half-width)
 * Blog : http://woodpenguin.blog.fc2.com/
 * License : MIT license
 *
 * @command choiceAlign
 * @desc
 *
 * @arg align
 * @desc
 * @type select
 * @option left
 * @value 0
 * @option center
 * @value 1
 * @option right
 * @value 2
 * @default 1
 *
 */

/*:ja
 * @target MV MZ
 * @plugindesc 選択肢に文字揃えを行う機能を追加します。
 * @author 木星ペンギン
 * @url
 *
 * @help [version 2.0.1]
 * このプラグインはRPGツクールMVおよびMZ用です。
 *
 * ▼ プラグインコマンド
 *  - MVでは数値を入力する項目で v[N] と記述することで変数N番を参照します。
 *  - MZでは数値を入力する項目で、テキストを選択して v[N] と記述することで
 *    変数N番を参照します。
 *
 *  〇 MV / MZ
 *
 *  〇 SetChoiceAlign n  / 選択肢文字揃え
 *       n : 揃えの位置(0:左揃え, 1:中央揃え, 2:右揃え)
 *   - 次に表示される選択肢の文字揃えの位置を指定します。
 *
 * ================================
 * Mail : wood_penguin＠yahoo.co.jp (＠は半角)
 * Blog : http://woodpenguin.blog.fc2.com/
 * License : MIT license
 *
 * @command choiceAlign
 * @text 選択肢文字揃え
 * @desc 次に表示される選択肢の文字揃えの位置を指定します。
 *
 * @arg align
 * @text 揃え位置
 * @desc
 * @type select
 * @option 左揃え
 * @value 0
 * @option 中央揃え
 * @value 1
 * @option 右揃え
 * @value 2
 * @default 1
 *
 */

(() => {
  "use strict";

  const pluginName = "MPP_ChoiceAlign";

  //-------------------------------------------------------------------------
  // PluginManager

  PluginManager._commands = PluginManager._commands || {};

  if (!PluginManager.registerCommand) {
    PluginManager.registerCommand = function (pluginName, commandName, func) {
      const key = pluginName + ":" + commandName;
      this._commands[key] = func;
    };
  }

  if (!PluginManager.callCommand) {
    PluginManager.callCommand = function (self, pluginName, commandName, args) {
      const key = pluginName + ":" + commandName;
      const func = this._commands[key];
      if (typeof func === "function") {
        func.bind(self)(args);
      }
    };
  }

  PluginManager.registerCommand(pluginName, "choiceAlign", (args) => {
    const align = PluginManager.mppValue(args.align);
    $gameMessage.setChoiceAlign(align);
  });

  PluginManager.mppValue = function (value) {
    const match = /^V\[(\d+)\]$/i.exec(value);
    return match ? $gameVariables.value(+match[1]) : +value;
  };

  //-----------------------------------------------------------------------------
  // Game_Message

  const _Game_Message_clear = Game_Message.prototype.clear;
  Game_Message.prototype.clear = function () {
    _Game_Message_clear.apply(this, arguments);
    this._choiceAlign = 0;
  };

  Game_Message.prototype.setChoiceAlign = function (align) {
    this._choiceAlign = align;
  };

  Game_Message.prototype.choiceAlign = function () {
    return this._choiceAlign;
  };

  //-----------------------------------------------------------------------------
  // Game_Interpreter

  const _mzCommands = {
    SetChoiceAlign: { name: "choiceAlign", keys: ["align"] },
  };
  Object.assign(_mzCommands, {
    選択肢文字揃え: _mzCommands.SetChoiceAlign,
  });

  const _Game_Interpreter_pluginCommand =
    Game_Interpreter.prototype.pluginCommand;
  Game_Interpreter.prototype.pluginCommand = function (command, args) {
    _Game_Interpreter_pluginCommand.apply(this, arguments);
    const mzCommand = _mzCommands[command];
    if (mzCommand) {
      const args2 = Object.assign(
        ...mzCommand.keys.map((k, i) => ({ [k]: args[i] }))
      );
      PluginManager.callCommand(this, pluginName, mzCommand.name, args2);
    }
  };

  //-----------------------------------------------------------------------------
  // Window_ChoiceList

  // overwrite
  Window_ChoiceList.prototype.drawItem = function (index) {
    const rect = this.itemRectForText
      ? this.itemRectForText(index)
      : this.itemLineRect(index);
    const text = this.commandName(index);
    const textWidth = this.textWidthEx
      ? this.textWidthEx(text)
      : this.textSizeEx(text).width;
    switch ($gameMessage.choiceAlign()) {
      case 1:
        rect.x += (rect.width - textWidth) / 2;
        break;
      case 2:
        rect.x += rect.width - textWidth;
        break;
    }

    this.drawTextEx(text, rect.x, rect.y, rect.width);
  };
})();