预警点 高亮闪烁+报警图片显示

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                <Canvas>
                    <VisualStateManager.VisualStateGroups>
                        <VisualStateGroup x:Name="CommonStates">
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                                <Storyboard RepeatBehavior="ForEver">

                                    <DoubleAnimation BeginTime="0"
																 Storyboard.TargetName="ellipse" Storyboard.TargetProperty="(UIElement.RenderTransform).(ScaleTransform.ScaleX)"
																 From="1" To="10" Duration="00:00:01" />

                                    <DoubleAnimation BeginTime="0"
																 Storyboard.TargetName="ellipse" Storyboard.TargetProperty="(UIElement.RenderTransform).(ScaleTransform.ScaleY)"
																 From="1" To="10" Duration="00:00:01" />

                                    <DoubleAnimation BeginTime="0"
																 Storyboard.TargetName="ellipse" Storyboard.TargetProperty="(UIElement.Opacity)"
																 From="1" To="0" Duration="00:00:01" />
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                            </VisualState>
                            <!--<VisualState x:Name="Normal" />-->
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                    <Ellipse Height="10" Width="10"  Canvas.Left="-5" Canvas.Top="-5"
										 RenderTransformOrigin="0.5,0.5" x:Name="ellipse"
										 IsHitTestVisible="True"
										 >
                        <Ellipse.RenderTransform>
                            <ScaleTransform />
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                        <Ellipse.Fill>
                            <RadialGradientBrush>
                                <GradientStop Color="#00F6FF1B" />
                                <GradientStop Color="#FFF6FF1B" Offset="0.25"/>
                                <GradientStop Color="#00F6FF1B" Offset="0.5"/>
                                <GradientStop Color="#FFF6FF1B" Offset="0.75"/>
                                <GradientStop Color="#00F6FF1B" Offset="1"/>
                            </RadialGradientBrush>
                        </Ellipse.Fill>
                    </Ellipse>
                    <Ellipse Height="10" Width="10" Canvas.Left="-5" Canvas.Top="-5" Fill="#FFFF0000" x:Name="ellipse1"/>



                    <Image Source="/GIS;component/Images/Monitor_Alarmlevel2_.png" Margin="-7,-7" >
                        <Image.RenderTransform>
                            <TranslateTransform />
                        </Image.RenderTransform>
                    </Image>
                </Canvas>
            </ControlTemplate>
        </esri:MarkerSymbol.ControlTemplate>
    </esri:MarkerSymbol>

转载自：https://blog.csdn.net/Mello_/article/details/44417587