Added directive counter for device stats (it was not updating the numbers smoothly).

res/app/components/stf/common-ui/counter/counter-directive.js

@@ -0,0 +1,63 @@
+module.exports = function counterDirective($timeout, $$rAF) {
+  return {
+    replace: false,
+    scope: true,
+    link: function (scope, element, attrs) {
+      // TODO: use $$rAF later
+
+      var el = element[0]
+      var num, refreshInterval, duration, steps, step, countTo, increment
+
+      var calculate = function () {
+        refreshInterval = 32
+        step = 0
+        scope.timoutId = null
+        countTo = parseInt(attrs.countTo) || 0
+        scope.value = parseInt(attrs.value, 10) || 0
+        duration = parseFloat(attrs.duration) || 0
+
+        steps = Math.ceil(duration / refreshInterval)
+
+        increment = ((countTo - scope.value) / steps)
+        num = scope.value
+      }
+
+      var tick = function () {
+        scope.timoutId = $timeout(function () {
+          num += increment
+          step++
+          if (step >= steps) {
+            $timeout.cancel(scope.timoutId)
+            num = countTo
+            el.innerText = countTo
+          } else {
+            el.innerText = Math.round(num)
+            tick()
+          }
+        }, refreshInterval)
+
+      }
+
+      var start = function () {
+        if (scope.timoutId) {
+          $timeout.cancel(scope.timoutId)
+        }
+        calculate()
+        tick()
+      }
+
+      attrs.$observe('countTo', function (val) {
+        if (val) {
+          start()
+        }
+      })
+
+      attrs.$observe('value', function (val) {
+        start()
+      })
+
+      return true
+    }
+  }
+
+}

res/app/components/stf/common-ui/counter/counter-spec.js

@@ -0,0 +1,23 @@
+describe('counter', function () {
+
+  beforeEach(module('stf.counter'));
+
+  var scope, compile;
+
+  beforeEach(inject(function ($rootScope, $compile) {
+    scope = $rootScope.$new();
+    compile = $compile;
+  }));
+
+  it('should ...', function () {
+
+    /* 
+     To test your directive, you need to create some html that would use your directive,
+     send that through compile() then compare the results.
+
+     var element = compile('<div counter name="name">hi</div>')(scope);
+     expect(element.text()).toBe('hello, world');
+     */
+
+  });
+});

res/app/components/stf/common-ui/counter/index.js

@@ -0,0 +1,4 @@
+module.exports = angular.module('stf.counter', [
+
+])
+  .directive('counter', require('./counter-directive'))

res/app/components/stf/common-ui/index.js

@@ -10,5 +10,6 @@ module.exports = angular.module('stf/common-ui', [
   //require('./tree').name,
   require('./modals').name,
   require('./include-cached').name,
-  require('./text-focus-select').name
+  require('./text-focus-select').name,
+  require('./counter').name
 ])