AU type fix and iOS multi-touch index fix.

src/audio/plugin_host/formats/juce_AudioUnitPluginFormat.mm

@@ -72,10 +72,10 @@ namespace AudioUnitFormatHelpers
 
     const String osTypeToString (OSType type)
     {
-        const juce_wchar s[4] = { (juce_wchar) (((uint32) type) >> 24),
-                                  (juce_wchar) (((uint32) type) >> 16),
-                                  (juce_wchar) (((uint32) type) >> 8),
-                                  (juce_wchar)  ((uint32) type) };
+        const juce_wchar s[4] = { (juce_wchar) ((type >> 24) & 0xff),
+                                  (juce_wchar) ((type >> 16) & 0xff),
+                                  (juce_wchar) ((type >> 8) & 0xff),
+                                  (juce_wchar) (type & 0xff) };
         return String (s, 4);
     }
 

src/native/mac/juce_ios_UIViewComponentPeer.mm

@@ -745,8 +745,11 @@ void UIViewComponentPeer::handleTouches (UIEvent* event, const bool isDown, cons
 
         if (touchIndex < 0)
         {
-            touchIndex = currentTouches.size();
-            currentTouches.add (touch);
+            for (touchIndex = 0; touchIndex < currentTouches.size(); ++touchIndex)
+                if (currentTouches.getUnchecked (touchIndex) == nil)
+                    break;
+            
+            currentTouches.set (touchIndex, touch);
         }
 
         if (isDown)
@@ -757,14 +760,22 @@ void UIViewComponentPeer::handleTouches (UIEvent* event, const bool isDown, cons
         }
         else if (isUp)
         {
-            currentTouches.remove (touchIndex);
-
-            if (currentTouches.size() == 0)
-                currentModifiers = currentModifiers.withoutMouseButtons();
+            currentTouches.set (touchIndex, nil);
+
+            int totalActiveTouches = 0;
+            for (int j = currentTouches.size(); --j >= 0;)
+                if (currentTouches.getUnchecked(j) != nil)
+                    ++totalActiveTouches;
+            
+            if (totalActiveTouches == 0)
+                isCancel = true;
         }
 
         if (isCancel)
+        {
             currentTouches.clear();
+            currentModifiers = currentModifiers.withoutMouseButtons();
+        }
 
         handleMouseEvent (touchIndex, pos, currentModifiers, time);
     }