MeterVision_http_v3/MeterVision/ImageViewerWindow.xaml

<Window x:Class="MeterVision.ImageViewerWindow"
        xmlns="http://schemas.microsoft.com/winfx/2006/xaml/presentation"
        xmlns:x="http://schemas.microsoft.com/winfx/2006/xaml"
        xmlns:d="http://schemas.microsoft.com/expression/blend/2008"
        xmlns:mc="http://schemas.openxmlformats.org/markup-compatibility/2006"
        mc:Ignorable="d"
        Title="图片查看" Height="400" Width="400"
        WindowStartupLocation="CenterOwner">

    <Window.Resources>
        <!-- Define styles for the buttons -->
        <Style x:Key="ImageButtonStyle" TargetType="Button">
            <Setter Property="Background" Value="#444444"/>
            <Setter Property="BorderThickness" Value="0"/>
            <Setter Property="Padding" Value="10"/>
            <Setter Property="Margin" Value="5"/>
            <Setter Property="Foreground" Value="White"/>
            <Setter Property="Template">
                <Setter.Value>
                    <ControlTemplate TargetType="Button">
                        <Grid>
                            <ContentPresenter HorizontalAlignment="Center" VerticalAlignment="Center"/>
                        </Grid>
                    </ControlTemplate>
                </Setter.Value>
            </Setter>
        </Style>
    </Window.Resources>

    <Grid>
        <!-- Row definitions to control layout -->
        <Grid.RowDefinitions>
            <RowDefinition Height="*" />
            <!-- Image row -->
            <RowDefinition Height="Auto" />
            <!-- Toolbar row -->
        </Grid.RowDefinitions>

         <!--Image with ScrollViewer for zooming--> 
        <!--<ScrollViewer Grid.Row="0" HorizontalScrollBarVisibility="Auto" VerticalScrollBarVisibility="Auto">-->
        <ScrollViewer Grid.Row="0" HorizontalScrollBarVisibility="Disabled" VerticalScrollBarVisibility="Disabled"
              PreviewMouseWheel="ScrollViewer_PreviewMouseWheel" PreviewMouseDown="ScrollViewer_PreviewMouseDown"
              PreviewMouseMove="ScrollViewer_PreviewMouseMove" PreviewMouseUp="ScrollViewer_PreviewMouseUp">
            <Image x:Name="imgViewer" Stretch="Uniform" RenderTransformOrigin="0.5,0.5"
                   PreviewMouseLeftButtonDown="ImgViewer_PreviewMouseLeftButtonDown"
                   VerticalAlignment="Center" HorizontalAlignment="Center" />
        </ScrollViewer>

        <!--<ScrollViewer HorizontalScrollBarVisibility="Auto" VerticalScrollBarVisibility="Auto">
            <Image x:Name="imgViewer" Stretch="None" RenderTransformOrigin="0.5, 0.5">
                <Image.LayoutTransform>
                    <TransformGroup>
                        <ScaleTransform ScaleX="{Binding ZoomFactor}" ScaleY="{Binding ZoomFactor}" />
                        <RotateTransform Angle="{Binding RotationAngle}" />
                    </TransformGroup>
                </Image.LayoutTransform>
            </Image>
        </ScrollViewer>-->

        <!--<ScrollViewer HorizontalScrollBarVisibility="Auto" VerticalScrollBarVisibility="Auto">
            <Viewbox>
                <Image x:Name="imgViewer" Stretch="None" RenderTransformOrigin="0.5, 0.5" />
            </Viewbox>
        </ScrollViewer>-->

        <!-- Toolbar with material design icons -->
        <StackPanel Grid.Row="1" Orientation="Horizontal" Background="#666666" Margin="5" HorizontalAlignment="Center">
            <!--<Button Style="{StaticResource ImageButtonStyle}" Click="ZoomIn_Click">
                <materialDesign:PackIcon Background="Transparent" Kind="MagnifyPlus" Width="32" Height="32" Margin="10 0 10 0" />
            </Button>
            <Button Style="{StaticResource ImageButtonStyle}" Click="ZoomOut_Click">
                <materialDesign:PackIcon Background="Transparent" Kind="MagnifyMinus" Width="32" Height="32" Margin="0 0 10 0"/>
            </Button>
            <Button Style="{StaticResource ImageButtonStyle}" Click="Reset_Click">
                <materialDesign:PackIcon Background="Transparent" Kind="Reload"  Width="32" Height="32" Margin="0 0 10 0"/>
            </Button>
            <Button Style="{StaticResource ImageButtonStyle}" Click="RotateLeft_Click">
                <materialDesign:PackIcon Background="Transparent" Kind="RotateLeftVariant" Width="32" Height="32" Margin="0 0 10 0" />
            </Button>
            <Button Style="{StaticResource ImageButtonStyle}" Click="RotateRight_Click">
                <materialDesign:PackIcon Background="Transparent" Kind="RotateRightVariant" Width="32" Height="32" Margin="0 0 10 0"/>
            </Button>-->
        </StackPanel>
    </Grid>
</Window>