This is a migrated thread and some comments may be shown as answers.

Telerik.Windows.Controls.Gauges.IndicatorBase.MeasureOverride infinite loop problem

2 Answers 108 Views
Gauges
This is a migrated thread and some comments may be shown as answers.
Erkan Durmaz
Top achievements
Rank 1
Erkan Durmaz asked on 03 Aug 2010, 08:46 AM
Hi,

I have a custom ExtendedGauge control derived from RadGauge, which adds a DynamicDictionary dep.property. Server-side sends some data in DynamicDictionary format, and if you databind a DynamicDictionary object to the DynamicDictionary property of ExtendedGauge, it creates a RadialGauge. We added DynamicDictionary property to support MVVM in our pages.

 

private static void DynamicDictionaryChangedCallback(DependencyObject dependencyObject, DependencyPropertyChangedEventArgs e)

 

{

 

    ExtendedGauge extendedGauge = dependencyObject as ExtendedGauge;

 

 

    if (e.NewValue is DynamicDictionary)

 

    {

        extendedGauge.LoadDynamicDictionary();

        extendedGauge.RegisterDynamicDictionaryDataChangedEvent();

    }

}

when DynamicDictionary property changes LoadDynamicDictionary method is called, which parses DynamicDictionary values and creates a RadialGauge.

 

 

private void LoadDynamicDictionary()

 

{

 

    try

 

    {

        InitWithDefaults();

 

        if (this.DynamicDictionary != null)

 

        {

 

            // parse gauge parameters from the DynamicDictionary

 

            ParseGaugeParams();

        }

 

        // create a new gauge

 

 

        this.Content = CreateRadialGauge();

 

    }

 

    catch { } // ignore exception

 

}

CreateRadialGauge method is listed below:

 

 

private RadialGauge CreateRadialGauge()

 

{

 

    // Create Needle

 

 

 

 

 

    Needle needle = new Needle();

 

    needle.Name =

"needle";

 

    needle.Foreground =

new SolidColorBrush(Colors.Yellow);

 

    needle.Background =

new SolidColorBrush(Colors.Yellow);

 

    needle.IsAnimated =

true;

 

    needle.Duration =

new Duration(TimeSpan.FromSeconds(2));

 

    needle.Value =

this.value;

 

 


    // Create RadialScale

 

 

 

 

 

    RadialScale radialScale = new RadialScale();

 

    radialScale.Min =

this.minValue;

 

    radialScale.Max =

this.maxValue;

 

    radialScale.Indicators.Add(needle);

 

    int sliceCount = this.sliceColors.Count;

 

 

    double sliceLength = (this.maxValue - this.minValue) / sliceCount;

 

 

    
    this
.sliceColors.ToList().ForEach(slicePair =>

 

    {

        radialScale.Ranges.Add(

new RadialRange

 

 

 

 

        {

            Min = slicePair.Key * sliceLength,

            Max = (slicePair.Key + 1) * sliceLength,

            StartWidth = 0.05,

            EndWidth = 0.05,

            Background =

new SolidColorBrush(slicePair.Value)

 

        });

    });

 

    
    // Create RadialGauge

 

 

 

 

 

    RadialGauge radialGauge = new RadialGauge();

 

    radialGauge.Items.Add(radialScale);

 

    return radialGauge;

 

}

When I created the RadialGauge and assign it to the content property of the ExtendedGauge (ContentControl), I ran into an infinite loop. Is this a bug in RadGauge or am i doing something wrong?

Thanks,

Erkan

[2010-08-03 10:23:47,802] [ERROR] [10] [88] - System.InvalidOperationException: UIElement.Measure(availableSize) cannot be called with NaN size.
   at System.Windows.UIElement.Measure(Size availableSize)
   at System.Windows.Controls.Control.MeasureOverride(Size constraint)
   at Telerik.Windows.Controls.Gauges.IndicatorBase.MeasureOverride(Size availableSize)
   at System.Windows.FrameworkElement.MeasureCore(Size availableSize)
   at System.Windows.UIElement.Measure(Size availableSize)
   at Telerik.Windows.Controls.Gauges.IndicatorBase.Telerik.Windows.Controls.Gauges.IGaugeIndicator.Measure(Size )
   at Telerik.Windows.Controls.Gauges.IndicatorList.MeasureOverride(Size availableSize)
   at System.Windows.FrameworkElement.MeasureCore(Size availableSize)
   at System.Windows.UIElement.Measure(Size availableSize)
   at System.Windows.Controls.Canvas.MeasureOverride(Size constraint)
   at System.Windows.FrameworkElement.MeasureCore(Size availableSize)
   at System.Windows.UIElement.Measure(Size availableSize)
   at MS.Internal.Helper.MeasureElementWithSingleChild(UIElement element, Size constraint)
   at System.Windows.Controls.ItemsPresenter.MeasureOverride(Size constraint)
   at System.Windows.FrameworkElement.MeasureCore(Size availableSize)
   at System.Windows.UIElement.Measure(Size availableSize)
   at System.Windows.Controls.Grid.MeasureOverride(Size constraint)
   at System.Windows.FrameworkElement.MeasureCore(Size availableSize)
   at System.Windows.UIElement.Measure(Size availableSize)
   at System.Windows.Controls.Control.MeasureOverride(Size constraint)
   at Telerik.Windows.Controls.Gauges.RangedControl.MeasureOverride(Size availableSize)
   at Telerik.Windows.Controls.Gauges.RadialScale.MeasureOverride(Size availableSize)
   at System.Windows.FrameworkElement.MeasureCore(Size availableSize)
   at System.Windows.UIElement.Measure(Size availableSize)
   at System.Windows.Controls.Grid.MeasureOverride(Size constraint)
   at System.Windows.FrameworkElement.MeasureCore(Size availableSize)
   at System.Windows.UIElement.Measure(Size availableSize)
   at MS.Internal.Helper.MeasureElementWithSingleChild(UIElement element, Size constraint)
   at System.Windows.Controls.ItemsPresenter.MeasureOverride(Size constraint)
   at System.Windows.FrameworkElement.MeasureCore(Size availableSize)
   at System.Windows.UIElement.Measure(Size availableSize)
   at System.Windows.Controls.Grid.MeasureOverride(Size constraint)
   at System.Windows.FrameworkElement.MeasureCore(Size availableSize)
   at System.Windows.UIElement.Measure(Size availableSize)
   at System.Windows.Controls.Control.MeasureOverride(Size constraint)
   at Telerik.Windows.Controls.Gauges.GaugeBase.MeasureOverride(Size availableSize)
   at Telerik.Windows.Controls.Gauges.RadialGauge.MeasureOverride(Size availableSize)
   at System.Windows.FrameworkElement.MeasureCore(Size availableSize)
   at System.Windows.UIElement.Measure(Size availableSize)
   at MS.Internal.Helper.MeasureElementWithSingleChild(UIElement element, Size constraint)
   at System.Windows.Controls.ContentPresenter.MeasureOverride(Size constraint)
   at System.Windows.FrameworkElement.MeasureCore(Size availableSize)
   at System.Windows.UIElement.Measure(Size availableSize)
   at System.Windows.Controls.Grid.MeasureOverride(Size constraint)
   at System.Windows.FrameworkElement.MeasureCore(Size availableSize)
   at System.Windows.UIElement.Measure(Size availableSize)
   at System.Windows.Controls.Border.MeasureOverride(Size constraint)
   at System.Windows.FrameworkElement.MeasureCore(Size availableSize)
   at System.Windows.UIElement.Measure(Size availableSize)
   at System.Windows.Controls.Control.MeasureOverride(Size constraint)
   at System.Windows.FrameworkElement.MeasureCore(Size availableSize)
   at System.Windows.UIElement.Measure(Size availableSize)
   at System.Windows.Controls.Grid.MeasureCell(Int32 cell, Boolean forceInfinityV)
   at System.Windows.Controls.Grid.MeasureCellsGroup(Int32 cellsHead, Size referenceSize, Boolean ignoreDesiredSizeU, Boolean forceInfinityV)
   at System.Windows.Controls.Grid.MeasureOverride(Size constraint)
   at System.Windows.FrameworkElement.MeasureCore(Size availableSize)
   at System.Windows.UIElement.Measure(Size availableSize)
   at System.Windows.Controls.Grid.MeasureCell(Int32 cell, Boolean forceInfinityV)
   at System.Windows.Controls.Grid.MeasureCellsGroup(Int32 cellsHead, Size referenceSize, Boolean ignoreDesiredSizeU, Boolean forceInfinityV)
   at System.Windows.Controls.Grid.MeasureOverride(Size constraint)
   at System.Windows.FrameworkElement.MeasureCore(Size availableSize)
   at System.Windows.UIElement.Measure(Size availableSize)
   at MS.Internal.Helper.MeasureElementWithSingleChild(UIElement element, Size constraint)
   at System.Windows.Controls.ContentPresenter.MeasureOverride(Size constraint)
   at System.Windows.FrameworkElement.MeasureCore(Size availableSize)
   at System.Windows.UIElement.Measure(Size availableSize)
   at System.Windows.Controls.Border.MeasureOverride(Size constraint)
   at System.Windows.FrameworkElement.MeasureCore(Size availableSize)
   at System.Windows.UIElement.Measure(Size availableSize)
   at System.Windows.Controls.Grid.MeasureCell(Int32 cell, Boolean forceInfinityV)
   at System.Windows.Controls.Grid.MeasureCellsGroup(Int32 cellsHead, Size referenceSize, Boolean ignoreDesiredSizeU, Boolean forceInfinityV)
   at System.Windows.Controls.Grid.MeasureOverride(Size constraint)
   at System.Windows.FrameworkElement.MeasureCore(Size availableSize)
   at System.Windows.UIElement.Measure(Size availableSize)
   at System.Windows.Controls.Control.MeasureOverride(Size constraint)
   at System.Windows.FrameworkElement.MeasureCore(Size availableSize)
   at System.Windows.UIElement.Measure(Size availableSize)
   at System.Windows.Controls.Grid.MeasureOverride(Size constraint)
   at System.Windows.FrameworkElement.MeasureCore(Size availableSize)
   at System.Windows.UIElement.Measure(Size availableSize)
   at System.Windows.Controls.Grid.MeasureCell(Int32 cell, Boolean forceInfinityV)
   at System.Windows.Controls.Grid.MeasureCellsGroup(Int32 cellsHead, Size referenceSize, Boolean ignoreDesiredSizeU, Boolean forceInfinityV)
   at System.Windows.Controls.Grid.MeasureOverride(Size constraint)
   at System.Windows.FrameworkElement.MeasureCore(Size availableSize)
   at System.Windows.UIElement.Measure(Size availableSize)
   at MS.Internal.Helper.MeasureElementWithSingleChild(UIElement element, Size constraint)
   at System.Windows.Controls.ContentPresenter.MeasureOverride(Size constraint)
   at System.Windows.FrameworkElement.MeasureCore(Size availableSize)
   at System.Windows.UIElement.Measure(Size availableSize)
   at System.Windows.Controls.Border.MeasureOverride(Size constraint)
   at System.Windows.FrameworkElement.MeasureCore(Size availableSize)
   at System.Windows.UIElement.Measure(Size availableSize)
   at System.Windows.Controls.Page.MeasureOverride(Size constraint)
   at System.Windows.FrameworkElement.MeasureCore(Size availableSize)
   at System.Windows.UIElement.Measure(Size availableSize)
   at MS.Internal.Helper.MeasureElementWithSingleChild(UIElement element, Size constraint)
   at System.Windows.Controls.ContentPresenter.MeasureOverride(Size constraint)
   at System.Windows.FrameworkElement.MeasureCore(Size availableSize)
   at System.Windows.UIElement.Measure(Size availableSize)
   at System.Windows.Controls.Border.MeasureOverride(Size constraint)
   at System.Windows.FrameworkElement.MeasureCore(Size availableSize)
   at System.Windows.UIElement.Measure(Size availableSize)
   at System.Windows.Controls.Control.MeasureOverride(Size constraint)
   at System.Windows.FrameworkElement.MeasureCore(Size availableSize)
   at System.Windows.UIElement.Measure(Size availableSize)
   at System.Windows.Controls.Grid.MeasureCell(Int32 cell, Boolean forceInfinityV)
   at System.Windows.Controls.Grid.MeasureCellsGroup(Int32 cellsHead, Size referenceSize, Boolean ignoreDesiredSizeU, Boolean forceInfinityV)
   at System.Windows.Controls.Grid.MeasureOverride(Size constraint)
   at System.Windows.FrameworkElement.MeasureCore(Size availableSize)
   at System.Windows.UIElement.Measure(Size availableSize)
   at MS.Internal.Helper.MeasureElementWithSingleChild(UIElement element, Size constraint)
   at System.Windows.Controls.ContentPresenter.MeasureOverride(Size constraint)
   at System.Windows.FrameworkElement.MeasureCore(Size availableSize)
   at System.Windows.UIElement.Measure(Size availableSize)
   at System.Windows.Controls.Decorator.MeasureOverride(Size constraint)
   at System.Windows.Documents.AdornerDecorator.MeasureOverride(Size constraint)
   at System.Windows.FrameworkElement.MeasureCore(Size availableSize)
   at System.Windows.UIElement.Measure(Size availableSize)
   at System.Windows.Controls.Border.MeasureOverride(Size constraint)
   at System.Windows.FrameworkElement.MeasureCore(Size availableSize)
   at System.Windows.UIElement.Measure(Size availableSize)
   at System.Windows.Window.MeasureOverrideHelper(Size constraint)
   at System.Windows.Window.MeasureOverride(Size availableSize)
   at System.Windows.FrameworkElement.MeasureCore(Size availableSize)
   at System.Windows.UIElement.Measure(Size availableSize)
   at System.Windows.ContextLayoutManager.UpdateLayout()
   at System.Windows.UIElement.UpdateLayout()
   at System.Windows.Interop.HwndSource.SetLayoutSize()
   at System.Windows.Interop.HwndSource.set_RootVisualInternal(Visual value)
   at System.Windows.Interop.HwndSource.set_RootVisual(Visual value)
   at System.Windows.Window.SetRootVisual()
   at System.Windows.Window.SetupInitialState(Double requestedTop, Double requestedLeft, Double requestedWidth, Double requestedHeight)
   at System.Windows.Window.CreateSourceWindowImpl()
   at System.Windows.Window.SafeCreateWindow()
   at System.Windows.Window.ShowHelper(Object booleanBox)
   at System.Windows.Window.Show()
   at System.Windows.Window.ShowDialog()
   at Telerik.Windows.Controls.RadWindowPopup.WindowPopupWindowFactory.WindowPopupWindowImpl.OpenPopup()
   at Telerik.Windows.Controls.RadWindowPopup.WindowPopup.Open(Boolean isModal)
   at Telerik.Windows.Controls.RadWindow.ShowWindow(Boolean modal)
   at Telerik.Windows.Controls.RadWindow.ShowDialog()
   at Telerik.Windows.Controls.RadWindow.ConfigureModal(RadAlert content, DialogParameters dialogParams)
   at Telerik.Windows.Controls.RadWindow.Alert(DialogParameters dialogParameters)
   at Utility.Mvvm.MessageBoxUtility.ShowAlertDialog(String content, Window ownerWindow) 

2 Answers, 1 is accepted

Sort by
0
Andrey
Telerik team
answered on 03 Aug 2010, 04:13 PM
Hi Erkan Durmaz,

We tried to reproduce the problem using your code, but we failed. Could you, please, send to us a small solution which reproduces this problem?

Sincerely yours,
Andrey Murzov
the Telerik team
Do you want to have your say when we set our development plans? Do you want to know when a feature you care about is added or when a bug fixed? Explore the Telerik Public Issue Tracking system and vote to affect the priority of the items
0
Erkan Durmaz
Top achievements
Rank 1
answered on 13 Aug 2010, 09:56 AM
Hi Andrey,

I think problem occurs when radialScale.Max value is 0. I fixed the problem by assigning a default value if max value and actual values are 0.

Erkan

Tags
Gauges
Asked by
Erkan Durmaz
Top achievements
Rank 1
Answers by
Andrey
Telerik team
Erkan Durmaz
Top achievements
Rank 1
Share this question
or