src/components/progressLinear/progress-linear.js
function watchAttributes() {
      attr.$observe('value', function(value) {
        var percentValue = clamp(value);
        element.attr('aria-valuenow', percentValue);

        if (mode() != MODE_QUERY) animateIndicator(bar2, percentValue);
      });

      attr.$observe('mdBufferValue', function(value) {
        animateIndicator(bar1, clamp(value));
      });

      attr.$observe('disabled', function(value) {
        if (value === true || value === false) {
          isDisabled = !!value;
        } else {
          isDisabled = angular.isDefined(value);
        }

        element.toggleClass(DISABLED_CLASS, isDisabled);
        container.toggleClass(lastMode, !isDisabled);
      });

      attr.$observe('mdMode', function(mode) {
        if (lastMode) container.removeClass(lastMode);

        switch (mode) {
          case MODE_QUERY:
          case MODE_BUFFER:
          case MODE_DETERMINATE:
          case MODE_INDETERMINATE:
            container.addClass(lastMode = "md-mode-" + mode);
            break;
          default:
            container.addClass(lastMode = "md-mode-" + MODE_INDETERMINATE);
            break;
        }
      });
    }
function watchAttributes() {
      attr.$observe('value', function(value) {
        var percentValue = clamp(value);
        element.attr('aria-valuenow', percentValue);

        if (mode() != MODE_QUERY) animateIndicator(bar2, percentValue);
      });

      attr.$observe('mdBufferValue', function(value) {
        animateIndicator(bar1, clamp(value));
      });

      attr.$observe('disabled', function(value) {
        if (value === true || value === false) {
          isDisabled = !!value;
        } else {
          isDisabled = angular.isDefined(value);
        }

        element.toggleClass(DISABLED_CLASS, isDisabled);
        container.toggleClass(lastMode, !isDisabled);
      });

      attr.$observe('mdMode', function(mode) {
        if (lastMode) container.removeClass(lastMode);

        switch (mode) {
          case MODE_QUERY:
          case MODE_BUFFER:
          case MODE_DETERMINATE:
          case MODE_INDETERMINATE:
            container.addClass(lastMode = "md-mode-" + mode);
            break;
          default:
            container.addClass(lastMode = "md-mode-" + MODE_INDETERMINATE);
            break;
        }
      });
    }
function watchAttributes ( ) { attr . $observe ( 'value' , function ( value ) { var percentValue = clamp ( value ) ; element . attr ( 'aria-valuenow' , percentValue ) ; if ( mode ( ) != MODE_QUERY ) animateIndicator ( bar2 , percentValue ) ; } ) ; attr . $observe ( 'mdBufferValue' , function ( value ) { animateIndicator ( bar1 , clamp ( value ) ) ; } ) ; attr . $observe ( 'disabled' , function ( value ) { if ( value === true || value === false ) { isDisabled = ! ! value ; } else { isDisabled = angular . isDefined ( value ) ; } element . toggleClass ( DISABLED_CLASS , isDisabled ) ; container . toggleClass ( lastMode , ! isDisabled ) ; } ) ; attr . $observe ( 'mdMode' , function ( mode ) { if ( lastMode ) container . removeClass ( lastMode ) ; switch ( mode ) { case MODE_QUERY : case MODE_BUFFER : case MODE_DETERMINATE : case MODE_INDETERMINATE : container . addClass ( lastMode = "md-mode-" + mode ) ; break ; default : container . addClass ( lastMode = "md-mode-" + MODE_INDETERMINATE ) ; break ; } } ) ; }
Watch the value, md-buffer-value, and md-mode attributes
Watch the value md - buffer - value and md - mode attributes