add extjs 6.0.1 sources

[extjs.git] / extjs / modern / modern / src / util / TranslatableGroup.js

/**\r
 * @private\r
 */\r
Ext.define('Ext.util.TranslatableGroup', {\r
    extend: 'Ext.util.translatable.Abstract',\r
\r
    config: {\r
        items: [],\r
\r
        activeIndex: 0,\r
\r
        itemLength: {\r
            x: 0,\r
            y: 0\r
        }\r
    },\r
\r
    applyItems: function(items) {\r
        return Ext.Array.from(items);\r
    },\r
\r
    doTranslate: function(x, y) {\r
        var items = this.getItems(),\r
            activeIndex = this.getActiveIndex(),\r
            itemLength = this.getItemLength(),\r
            itemLengthX = itemLength.x,\r
            itemLengthY = itemLength.y,\r
            useX = Ext.isNumber(x),\r
            useY = Ext.isNumber(y),\r
            offset, i, ln, item, translateX, translateY;\r
\r
        for (i = 0, ln = items.length; i < ln; i++) {\r
            item = items[i];\r
\r
            if (item) {\r
                offset = (i - activeIndex);\r
\r
                if (useX) {\r
                    translateX = x + offset * itemLengthX;\r
                }\r
\r
                if (useY) {\r
                    translateY = y + offset * itemLengthY;\r
                }\r
\r
                item.translate(translateX, translateY);\r
            }\r
        }\r
    }\r
});