QI Mingxuan
71 lines
3.7 KiB
XML
71 lines
3.7 KiB
XML
<UserControl x:Class="XP.Common.Controls.ImageHistogram.ImageHistogramControl"
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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:telerik="http://schemas.telerik.com/2008/xaml/presentation"
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xmlns:loc="clr-namespace:XP.Common.Localization.Extensions"
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xmlns:local="clr-namespace:XP.Common.Controls.ImageHistogram"
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xmlns:d="http://schemas.microsoft.com/expression/blend/2008"
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xmlns:mc="http://schemas.openxmlformats.org/markup-compatibility/2006"
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mc:Ignorable="d"
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d:DesignHeight="200" d:DesignWidth="400">
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<UserControl.Resources>
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<local:FrequencyLabelConverter x:Key="FreqConverter"/>
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</UserControl.Resources>
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<Grid>
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<!-- 图表控件 | Chart control -->
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<telerik:RadCartesianChart x:Name="HistogramChart" Padding="0">
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<!-- 禁用 Telerik 自带的无数据提示 | Disable Telerik built-in empty content -->
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<telerik:RadCartesianChart.EmptyContent>
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<TextBlock/>
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</telerik:RadCartesianChart.EmptyContent>
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<!-- X 轴：灰度级别（缩小字体，控制刻度数量，K/M 缩写）| X Axis: Gray Level -->
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<telerik:RadCartesianChart.HorizontalAxis>
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<telerik:LinearAxis x:Name="XAxis"
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Minimum="0"
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Maximum="255"
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MajorStep="64"
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FontSize="9">
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<telerik:LinearAxis.LabelTemplate>
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<DataTemplate>
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<TextBlock Text="{Binding Converter={StaticResource FreqConverter}}"/>
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</DataTemplate>
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</telerik:LinearAxis.LabelTemplate>
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</telerik:LinearAxis>
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</telerik:RadCartesianChart.HorizontalAxis>
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<!-- Y 轴：像素频次（K/M 缩写标签）| Y Axis: Pixel Frequency (K/M abbreviation labels) -->
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<telerik:RadCartesianChart.VerticalAxis>
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<telerik:LinearAxis x:Name="YAxis"
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Minimum="0"
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Maximum="1"
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FontSize="9">
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<telerik:LinearAxis.LabelTemplate>
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<DataTemplate>
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<TextBlock Text="{Binding Converter={StaticResource FreqConverter}}"/>
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</DataTemplate>
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</telerik:LinearAxis.LabelTemplate>
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</telerik:LinearAxis>
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</telerik:RadCartesianChart.VerticalAxis>
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<!-- 面积图系列（适合密集直方图数据）| Area Series (suitable for dense histogram data) -->
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<telerik:RadCartesianChart.Series>
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<telerik:ScatterAreaSeries x:Name="HistogramBarSeries"
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XValueBinding="GrayLevel"
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YValueBinding="Frequency"
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Fill="#7F2196F3"
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Stroke="#FF2196F3"
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StrokeThickness="1"/>
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</telerik:RadCartesianChart.Series>
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</telerik:RadCartesianChart>
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<!-- 无数据提示文本（叠加在图表上方）| No data placeholder text (overlaid on chart) -->
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<TextBlock x:Name="NoDataPlaceholder"
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Text="{loc:Localization Histogram_NoData}"
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HorizontalAlignment="Center"
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VerticalAlignment="Center"
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FontSize="12"
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Foreground="#9E9E9E"
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Visibility="Visible"/>
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</Grid>
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</UserControl>
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