李伟
102 lines
5.7 KiB
XML
102 lines
5.7 KiB
XML
<UserControl x:Class="XP.ImageProcessing.RoiControl.Controls.PolygonRoiCanvas"
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xmlns="http://schemas.microsoft.com/winfx/2006/xaml/presentation"
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xmlns:x="http://schemas.microsoft.com/winfx/2006/xaml"
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xmlns:mc="http://schemas.openxmlformats.org/markup-compatibility/2006"
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xmlns:d="http://schemas.microsoft.com/expression/blend/2008"
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xmlns:local="clr-namespace:XP.ImageProcessing.RoiControl.Controls"
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xmlns:models="clr-namespace:XP.ImageProcessing.RoiControl.Models"
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xmlns:converters="clr-namespace:XP.ImageProcessing.RoiControl.Converters"
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xmlns:behaviors="clr-namespace:XP.ImageProcessing.RoiControl"
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mc:Ignorable="d"
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d:DesignHeight="450" d:DesignWidth="800"
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x:Name="root"
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Background="White">
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<UserControl.Resources>
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<behaviors:PointListToPointCollectionConverter x:Key="PointListToPointCollectionConverter" />
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<converters:ROITypeToVisibilityConverter x:Key="ROITypeToVisibilityConverter" />
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</UserControl.Resources>
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<Border BorderBrush="Transparent" BorderThickness="1" ClipToBounds="True">
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<Grid>
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<Grid.ColumnDefinitions>
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<ColumnDefinition Width="Auto" />
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<ColumnDefinition Width="*" />
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</Grid.ColumnDefinitions>
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<!-- 左侧控制按钮 -->
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<Border Grid.Column="0" Background="White" Padding="5">
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<StackPanel Orientation="Vertical" VerticalAlignment="Top">
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<Button x:Name="btnZoomIn" Content="+" Background="White" BorderBrush="LightGray" Width="40" Height="40" Margin="2" Click="BtnZoomIn_Click" />
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<Button x:Name="btnZoomOut" Content="-" Background="White" BorderBrush="LightGray" Width="40" Height="40" Margin="2" Click="BtnZoomOut_Click" />
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<Button x:Name="btnReset" Content="适应" Background="White" BorderBrush="LightGray" Width="40" Height="40" Margin="2" Click="BtnReset_Click" />
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</StackPanel>
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</Border>
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<!-- 图像显示区域 -->
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<Grid Grid.Column="1" x:Name="imageDisplayGrid" ClipToBounds="True">
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<Grid x:Name="transformGrid"
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RenderTransformOrigin="0,0"
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HorizontalAlignment="Center"
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VerticalAlignment="Center">
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<Grid.RenderTransform>
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<TransformGroup>
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<ScaleTransform x:Name="scaleTransform"
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ScaleX="{Binding ZoomScale, ElementName=root}"
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ScaleY="{Binding ZoomScale, ElementName=root}" />
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<TranslateTransform x:Name="translateTransform"
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X="{Binding PanOffsetX, ElementName=root}"
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Y="{Binding PanOffsetY, ElementName=root}" />
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</TransformGroup>
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</Grid.RenderTransform>
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<Canvas x:Name="mainCanvas"
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Width="{Binding CanvasWidth, ElementName=root}"
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Height="{Binding CanvasHeight, ElementName=root}"
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Background="Transparent"
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MouseWheel="Canvas_MouseWheel"
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MouseLeftButtonDown="Canvas_MouseLeftButtonDown"
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MouseLeftButtonUp="Canvas_MouseLeftButtonUp"
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MouseMove="Canvas_MouseMove"
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MouseRightButtonDown="Canvas_MouseRightButtonDown">
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<!-- 背景图像 -->
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<Image x:Name="backgroundImage"
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Source="{Binding ImageSource, ElementName=root}"
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Width="{Binding CanvasWidth, ElementName=root}"
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Height="{Binding CanvasHeight, ElementName=root}"
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Stretch="Fill" />
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<!-- ROI显示 - 只支持多边形 -->
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<ItemsControl ItemsSource="{Binding ROIItems, ElementName=root}">
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<ItemsControl.ItemsPanel>
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<ItemsPanelTemplate>
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<Canvas />
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</ItemsPanelTemplate>
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</ItemsControl.ItemsPanel>
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<ItemsControl.ItemTemplate>
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<DataTemplate>
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<!-- 多边形ROI -->
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<Polygon x:Name="polygonShape"
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behaviors:PolygonPointsBehavior.PointsSource="{Binding Points}"
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Stroke="{Binding Color}"
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StrokeThickness="1"
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Fill="Transparent"
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MouseLeftButtonDown="ROI_MouseLeftButtonDown" />
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</DataTemplate>
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</ItemsControl.ItemTemplate>
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</ItemsControl>
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</Canvas>
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</Grid>
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<!-- 缩放比例显示 -->
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<TextBlock Text="{Binding ZoomScale, ElementName=root, StringFormat=Zoom Scale: {0:P0}}"
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HorizontalAlignment="Right"
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VerticalAlignment="Bottom"
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Margin="10"
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Padding="5"
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Background="#AA000000"
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Foreground="White"
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FontSize="10" />
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</Grid>
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</Grid>
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</Border>
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</UserControl> |