add extjs 6.0.1 sources

[extjs.git] / extjs / examples / kitchensink / modern / src / view / binding / TwoWayFormulaModel.js

Ext.define('KitchenSink.view.binding.TwoWayFormulaModel', {\r
    extend: 'Ext.app.ViewModel',\r
    alias: 'viewmodel.binding-twowayformula',\r
\r
    formulas: {\r
        // The calls to correctFloat here are to preserve the stability\r
        // of the values, we don't want precision rounding to cause the\r
        // viewmodel to think the data is different.\r
        celcius: {\r
            get: function(get) {\r
                return Ext.Number.correctFloat(get('kelvin') - 273.15);\r
            },\r
            set: function(v) {\r
                this.set('kelvin', Ext.Number.correctFloat(v + 273.15));\r
            }\r
        },\r
        fahrenheit: {\r
            get: function(get) {\r
                return Ext.Number.correctFloat(get('celcius') * 1.8 + 32);\r
            },\r
            set: function(v) {\r
                this.set('celcius', Ext.Number.correctFloat((v - 32) / 1.8));\r
            }\r
        }\r
    },\r
\r
    data: {\r
        kelvin: 300.1\r
    }\r
});