Fixed wrong cast bug

Author: yaroslav

Tutorials.iOS/Tutorial09_MultipleSurfaces/AddingMultipleSurfaces/AddingMultipleSurfaces/AddingMultipleSurfaces.csproj

@@ -100,8 +100,8 @@
     <InterfaceDefinition Include="Resources\LaunchScreen.xib" />
   </ItemGroup>
   <ItemGroup>
-    <Reference Include="SciChart.iOS.Charting, Version=2.0.0.478, Culture=neutral, PublicKeyToken=b55dd9efe817e823, processorArchitecture=MSIL">
-      <HintPath>..\packages\SciChart.iOS.2.0.0.478\lib\xamarin-ios\SciChart.iOS.Charting.dll</HintPath>
+    <Reference Include="SciChart.iOS.Charting, Version=2.0.0.486, Culture=neutral, PublicKeyToken=b55dd9efe817e823, processorArchitecture=MSIL">
+      <HintPath>..\packages\SciChart.iOS.2.0.0.486\lib\xamarin-ios\SciChart.iOS.Charting.dll</HintPath>
       <Private>True</Private>
     </Reference>
     <Reference Include="System" />

Tutorials.iOS/Tutorial09_MultipleSurfaces/AddingMultipleSurfaces/AddingMultipleSurfaces/ViewController.cs

@@ -125,11 +125,14 @@ public override void ViewWillAppear(bool animated)
                         // removing annotations that are out of visible range
                         var customAn = _annotationCollection[0] as SCICustomAnnotation;
 
-                        if (customAn != null && (double)customAn.X1Value < (_i - 500))
+                        if (customAn != null)
                         {
-                            // since the contentView is UIView element - we have to call removeFromSuperView method to remove it from screen
-                            customAn.CustomView.RemoveFromSuperview();
-                            _annotationCollection.Remove(customAn);
+                            if (customAn.X1Value.CompareTo(_i - 500) == 0)
+                            {
+                                // since the contentView is UIView element - we have to call removeFromSuperView method to remove it from screen
+                                customAn.CustomView.RemoveFromSuperview();
+                                _annotationCollection.Remove(customAn);
+                            }
                         }
                     }
                     if (_i % 200 == 0)
@@ -139,7 +142,7 @@ public override void ViewWillAppear(bool animated)
 
                     _surfaceTop.ZoomExtentsX();
                     // Extents bottom chart 
-                    _surfaceBottom.ZoomExtents();
+                    _surfaceBottom.ZoomExtentsX();
                 });
             }
         }
@@ -205,24 +208,24 @@ void AddModifiers()
             var pinchZoomModifierSync = new SCIMultiSurfaceModifier(GetClassForType(typeof(SCIPinchZoomModifier)));
             var panZoomModifierSync = new SCIMultiSurfaceModifier(GetClassForType(typeof(SCIZoomPanModifier)));
 
-            var xAxisDragmodifier = xDragModifierSync.ModifierForSurface(_surfaceTop) as SCIXAxisDragModifier;
+            // retreiving XAxisDragModifier for customization
+            var xAxisDragmodifier = ObjCRuntime.Runtime.GetNSObject<SCIXAxisDragModifier>(xDragModifierSync.ModifierForSurface(_surfaceTop).Handle);
             if (xAxisDragmodifier != null)
             {
                 xAxisDragmodifier.DragMode = SCIAxisDragMode.Pan;
                 xAxisDragmodifier.ClipModeX = SCIClipMode.None;
             }
 
-            var pinchZoomModifier = pinchZoomModifierSync.ModifierForSurface(_surfaceTop);
             var legendCollectionModifier = new SCILegendModifier();
 
             var groupModifier = new SCIChartModifierCollection();
-            if (xAxisDragmodifier != null) groupModifier.Add(xAxisDragmodifier);
-            if (pinchZoomModifier != null) groupModifier.Add(pinchZoomModifier);
+            groupModifier.Add(xDragModifierSync);
+            groupModifier.Add(pinchZoomModifierSync);
             groupModifier.Add(legendCollectionModifier);
 
             _surfaceTop.ChartModifiers = groupModifier;
 
-            var xAxisDragmodifierBottom = xDragModifierSync.ModifierForSurface(_surfaceBottom) as SCIXAxisDragModifier;
+            var xAxisDragmodifierBottom = ObjCRuntime.Runtime.GetNSObject<SCIXAxisDragModifier>(xDragModifierSync.ModifierForSurface(_surfaceBottom).Handle);
             if (xAxisDragmodifierBottom != null)
             {
                 xAxisDragmodifierBottom.DragMode = SCIAxisDragMode.Pan;
@@ -232,8 +235,8 @@ void AddModifiers()
             var pinchZoomModifierBottom = pinchZoomModifierSync.ModifierForSurface(_surfaceBottom);
 
             var groupModifierBottom = new SCIChartModifierCollection();
-            if (xAxisDragmodifierBottom != null) groupModifierBottom.Add(xAxisDragmodifierBottom);
-            if (pinchZoomModifierBottom != null) groupModifierBottom.Add(pinchZoomModifierBottom);
+            if (xAxisDragmodifierBottom != null) groupModifierBottom.Add(xDragModifierSync);
+            if (pinchZoomModifierBottom != null) groupModifierBottom.Add(pinchZoomModifierSync);
 
             _surfaceBottom.ChartModifiers = groupModifierBottom;
         }

Tutorials.iOS/Tutorial09_MultipleSurfaces/AddingMultipleSurfaces/AddingMultipleSurfaces/packages.config

@@ -1,4 +1,4 @@
 <?xml version="1.0" encoding="utf-8"?>
 <packages>
-  <package id="SciChart.iOS" version="2.0.0.478" targetFramework="xamarinios10" />
+  <package id="SciChart.iOS" version="2.0.0.486" targetFramework="xamarinios10" />
 </packages>