Oggy_PictureMaskMZ.js

Oggy_PictureMaskMZ.js

/*:ja
 * @target MZ
 * @plugindesc ピクチャにマスクをかけるプラグイン
 * @author oggy (http://www.oggy-rpg.com/)
 * @beforeThan PluginBaseFunction
 *
* @command SET_PICTURE_MASK
* @text ピクチャを別のピクチャのマスク画像として適用する
*
* @arg target
* @text マスクを適用するピクチャのID
* @type number
* @min 1
* @max 100
* @decimals 0
*
* @arg mask
* @text マスク用のピクチャのID
* @type number
* @min 1
* @max 100
* @decimals 0
*
* @command CLEAR_PICTURE_MASK
* @text ピクチャに適用されたマスク画像を戻す
*
* @arg target
* @text マスクを適用するピクチャのID
* @type number
* @min 1
* @max 100
* @decimals 0
*/

(() => {
'use strict';
const script = document.currentScript;
const param = PluginManagerEx.createParameter(script);


PluginManagerEx.registerCommand(script, 'SET_PICTURE_MASK', function(args) {
    this.setPictureMask(args);
});

PluginManagerEx.registerCommand(script, 'CLEAR_PICTURE_MASK', function(args) {
    this.clearPictureMask(args);
});

Game_Interpreter.prototype.setPictureMask = function(args) {
    var maskPicture = $gameScreen.picture(args.mask);
    if (!maskPicture) {
        console.error("ピクチャIDが不正です(" + args.mask + ")");
        return;
    }

    var targetPicture = $gameScreen.picture(args.target);
    if (!targetPicture) {
        console.error("ピクチャIDが不正です(" + args.target + ")");
        return;
    }

    targetPicture.maskPictureId = args.mask;
};

Game_Interpreter.prototype.clearPictureMask = function(args) {
    var targetPicture = $gameScreen.picture(args.target);
    if (!targetPicture) {
        console.error("ピクチャIDが不正です(" + args.target + ")");
        return;
    }

    targetPicture.maskPictureId = 0;
};

Object.defineProperty(Game_Picture.prototype, 'maskPictureId', {
    get: function() {
        return this._maskPictureId || 0;
    },
    set: function(value) {
        this._maskPictureId = value;
    },
    configurable: true
});


var _Oggy_Sprite_Picture_update = Sprite_Picture.prototype.update;
Sprite_Picture.prototype.update = function() {
    _Oggy_Sprite_Picture_update.call(this);
    this._updateMask();
};

Sprite_Picture.prototype._updateMask = function() {
    var picture = this.picture();
    if (!picture) {
        return;
    }

    if (this.mask != null && picture.maskPictureId === 0) {
        this.mask = null;
    } else if (this.mask == null && picture.maskPictureId !== 0) {
        if ((SceneManager.isCurrentScene(Scene_Map) || SceneManager.isCurrentScene(Scene_Battle))
            && SceneManager._scene._spriteset) {
            var pictureContainer = SceneManager._scene._spriteset._pictureContainer;
            var mask = pictureContainer.getChildAt(this.picture().maskPictureId - 1);
            this.mask = mask;
        }
    }
};

})();