2 files changed, 87 insertions, 6 deletions

diff --git a/StoneIsland/www/js/lib/etc/accessibility.js b/StoneIsland/www/js/lib/etc/accessibility.js
index 614c3796..c1f5ce5d 100644
--- a/StoneIsland/www/js/lib/etc/accessibility.js
+++ b/StoneIsland/www/js/lib/etc/accessibility.js
@@ -1,9 +1,61 @@
-$(function(){
-  $("h1").each(function(){
-    this['aria-label'] = 'Section title is ' + this.innerText
-  })
-})
+var accessibility = (function() {
+
+  var accessibility = {}
+  accessibility.voiceOver = false
+
+  accessibility.init = function(ready) {
+    accessibility.bind()
+    if ('MobileAccessibility' in window) {
+      accessibility.build(ready)
+    } else {
+      ready()
+    }
+  }
+
+  accessibility.build = function(ready) {
+    MobileAccessibility.usePreferredTextZoom(true);
+    MobileAccessibility.getTextZoom(function getTextZoomCallback(textZoom) {
+      console.log('WebView text should be scaled to the preferred value ' + textZoom + '%')
+      if (textZoom > 100) {
+        app.accessible = true
+        $("html").addClass('accessible')
+      }
+    });
+    MobileAccessibility.isVoiceOverRunning(function(state){
+      console.log('Screen reader: ' + state)
+      accessibility.voiceOver = state
+      if (state) {
+        $('html').addClass('iscroll')
+      } else {
+        $('html').addClass('vscroll')
+      }
+      ready()
+    })
+  }
+
+  accessibility.bind = function() {
+    $("h1").each(function(){
+      this['aria-label'] = 'Section title is ' + this.innerText
+    })
+    if ('MobileAccessibilityNotifications' in window) {
+      window.addEventListener(MobileAccessibilityNotifications.SCREEN_READER_STATUS_CHANGED,
+        accessibility.onScreenReaderStatusChanged, false)
+    }
+  }
+
+  accessibility.onScreenReaderStatusChanged = function(info) {
+    if (info && typeof info.isScreenReaderRunning !== "undefined") {
+      if (info.isScreenReaderRunning) {
+        console.log("Screen reader: ON");
+      } else {
+        console.log("Screen reader: OFF");
+      }
+    }
+  }
+
+  return accessibility
+})()
 
 function stonewash (s) {
   return s.replace(/'0/g, '20').replace(/_/g, ' ')
-}
\ No newline at end of file
+}
diff --git a/StoneIsland/www/js/lib/etc/scroll.js b/StoneIsland/www/js/lib/etc/scroll.js
new file mode 100644
index 00000000..253921e1
--- /dev/null
+++ b/StoneIsland/www/js/lib/etc/scroll.js
@@ -0,0 +1,29 @@
+// stub for native scroller when in voiceover mode
+function NativeScroll(el) {
+  var Scroller = {
+    x: 0,
+    y: 0,
+    $el: $(el),
+  }
+
+  Scroller.refresh = function(){}
+  Scroller.on = function(){}
+  Scroller.off = function(){}
+
+  Scroller.scrollTo = function(x, y) {
+    Scroller.$el.scrollTop(y)
+  }
+  Scroller.scrollToElement = function(selector) {
+    var y = $(selector).offset().top
+    Scroller.$el.scrollTop(y)
+  }
+
+  return Scroller
+}
+
+function ScrollFactory (el, opt) {
+  if (accessibility.voiceOver) {
+    return NativeScroll(el)
+  }
+  return new IScroll(el, opt)
+}