Function createTextStyle

_benchmarks/sample_echarts.js:15009–15017

* Set basic textStyle properties.

(textStyleModel, specifiedTextStyle, // Fixed style in the code. Can't be set by model.
    opt, isNotNormal, isAttached // If text is attached on an element. If so, auto color will handling in zrender.
    )

     */

    function createTextStyle(textStyleModel, specifiedTextStyle, // Fixed style in the code. Can't be set by model.
    opt, isNotNormal, isAttached // If text is attached on an element. If so, auto color will handling in zrender.
    ) {
      var textStyle = {};
      setTextStyleCommon(textStyle, textStyleModel, opt, isNotNormal, isAttached);
      specifiedTextStyle && extend(textStyle, specifiedTextStyle); // textStyle.host && textStyle.host.dirty && textStyle.host.dirty(false);

      return textStyle;
    }
    function createTextConfig(textStyleModel, opt, isNotNormal) {
      opt = opt || {};
      var textConfig = {};