From 6bc2fc30fb191c3497b04f526da5500041ee4f25 Mon Sep 17 00:00:00 2001
From: hj615 <hj615@cuuva.com>
Date: Mon, 25 Aug 2025 09:47:22 +0900
Subject: [PATCH] =?UTF-8?q?feat:=20=ED=8C=8C=EC=9D=B4=EC=B0=A8=ED=8A=B8=20?=
 =?UTF-8?q?=EC=83=9D=EC=84=B1=20=EA=B8=B0=EB=8A=A5?=
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---
 SmartAquaViewer/View/EnegyView.xaml           | 149 +++++++++++++-----
 SmartAquaViewer/ViewModel/EnergyViewModel.cs  |   7 +-
 .../ViewModel/GraphControlViewModel.cs        |  56 ++++++-
 3 files changed, 163 insertions(+), 49 deletions(-)

diff --git a/SmartAquaViewer/View/EnegyView.xaml b/SmartAquaViewer/View/EnegyView.xaml
index d7596e6..74850c4 100644
--- a/SmartAquaViewer/View/EnegyView.xaml
+++ b/SmartAquaViewer/View/EnegyView.xaml
@@ -182,56 +182,121 @@
                             </Style>
                         </Grid.Resources>
 
-                        <StackPanel Style="{StaticResource VisibleWhenLineNStackArea}">
-                            <Grid Margin="0 0 0 20" >
-                                <Grid.ColumnDefinitions>
-                                    <ColumnDefinition Width="80"/>
-                                    <ColumnDefinition/>
-                                </Grid.ColumnDefinitions>
-                                <TextBlock Text="X축" VerticalAlignment="Center"
-                                           FontSize="20" FontFamily="{StaticResource SCDream4}" Foreground="White"/>
-                                <TextBlock Text="{Binding SelectedXField.Display}" VerticalAlignment="Center"
-                                           Margin="15 0 0 0" Grid.Column="1"
-                                           FontSize="20" FontFamily="{StaticResource SCDream4}" Foreground="White"/>
-                            </Grid>
+                        <StackPanel>
+                            <StackPanel Style="{StaticResource VisibleWhenLineNStackArea}">
+                                <Grid Margin="0 0 0 20" >
+                                    <Grid.ColumnDefinitions>
+                                        <ColumnDefinition Width="80"/>
+                                        <ColumnDefinition/>
+                                    </Grid.ColumnDefinitions>
+                                    <TextBlock Text="X축" VerticalAlignment="Center"
+                                               FontSize="20" FontFamily="{StaticResource SCDream4}" Foreground="White"/>
+                                    <TextBlock Text="{Binding SelectedXField.Display}" VerticalAlignment="Center"
+                                               Margin="15 0 0 0" Grid.Column="1"
+                                               FontSize="20" FontFamily="{StaticResource SCDream4}" Foreground="White"/>
+                                </Grid>
 
-                            <Grid Margin="0 0 0 15" Style="{StaticResource VisibleWhenLineNStackArea}">
-                                <Grid.ColumnDefinitions>
-                                    <ColumnDefinition Width="80"/>
-                                    <ColumnDefinition/>
-                                </Grid.ColumnDefinitions>
-                                <TextBlock Text="Y축" VerticalAlignment="Top"
-                                           FontSize="20" FontFamily="{StaticResource SCDream4}" Foreground="White"/>
+                                <Grid Margin="0 0 0 15">
+                                    <Grid.ColumnDefinitions>
+                                        <ColumnDefinition Width="80"/>
+                                        <ColumnDefinition/>
+                                    </Grid.ColumnDefinitions>
+                                    <TextBlock Text="Y축" VerticalAlignment="Top"
+                                               FontSize="20" FontFamily="{StaticResource SCDream4}" Foreground="White"/>
 
-                                <Border Grid.Column="1" CornerRadius="10" 
-                                        Background="White" Margin="15 0 0 15">
-                                    <ListBox ItemsSource="{Binding YFieldCandidates}"
-                                             DisplayMemberPath="Display"
-                                             SelectionMode="Extended"
-                                             helper:MultiSelectBehavior.SelectedItems="{Binding SelectedYFields, Mode=OneWay}"
-                                             helper:MultiSelectBehavior.KeyPath="Key"
-                                             helper:MultiSelectBehavior.ValuePath="Value"
-                                             Height="Auto" Background="White"
-                                             FontSize="16" FontWeight="Bold"
-                                             Style="{StaticResource MaterialDesignFilterChipListBox}"/>
-                                </Border>
-                            </Grid>
+                                    <Border Grid.Column="1" CornerRadius="10" 
+                                            Background="White" Margin="15 0 0 15">
+                                        <ListBox ItemsSource="{Binding YFieldCandidates}"
+                                                 DisplayMemberPath="Display"
+                                                 SelectionMode="Extended"
+                                                 helper:MultiSelectBehavior.SelectedItems="{Binding SelectedYFields, Mode=OneWay}"
+                                                 helper:MultiSelectBehavior.KeyPath="Key"
+                                                 helper:MultiSelectBehavior.ValuePath="Value"
+                                                 Height="Auto" Background="White"
+                                                 FontSize="16" FontWeight="Bold"
+                                                 Style="{StaticResource MaterialDesignFilterChipListBox}"/>
+                                    </Border>
+                                </Grid>
+                            </StackPanel>
+
+                            <StackPanel Style="{StaticResource VisibleWhenPie}">
+                                <Grid Margin="0 0 0 15">
+                                    <Grid.ColumnDefinitions>
+                                        <ColumnDefinition Width="80"/>
+                                        <ColumnDefinition/>
+                                    </Grid.ColumnDefinitions>
+                                    <TextBlock Text="필드" VerticalAlignment="Top"
+                                               FontSize="20" FontFamily="{StaticResource SCDream4}" Foreground="White"/>
+
+                                    <Border Grid.Column="1" CornerRadius="10" 
+                                            Background="White" Margin="15 0 0 15">
+                                        <ListBox ItemsSource="{Binding YFieldCandidates}"
+                                                 DisplayMemberPath="Display"
+                                                 SelectionMode="Extended"
+                                                 helper:MultiSelectBehavior.SelectedItems="{Binding SelectedYFields, Mode=OneWay}"
+                                                 helper:MultiSelectBehavior.KeyPath="Key"
+                                                 helper:MultiSelectBehavior.ValuePath="Value"
+                                                 Height="Auto" Background="White"
+                                                 FontSize="16" FontWeight="Bold"
+                                                 Style="{StaticResource MaterialDesignFilterChipListBox}"/>
+                                    </Border>
+                                </Grid>
 
-                            <StackPanel Orientation="Horizontal" Margin="0 0 0 15" Grid.Row="4">
-                                <CheckBox Content="마커 표시" IsChecked="{Binding ShowMarkers}" Margin="0 0 15 0"
-                                          FontSize="20" FontFamily="{StaticResource SCDream4}" Foreground="White"
-                                          VerticalContentAlignment="Center"
-                                          Style="{StaticResource MaterialDesignUserForegroundCheckBox}"/>
-                                <CheckBox Content="범례 표시" IsChecked="{Binding ShowLegends}" Margin="0 0 15 0"
-                                          FontSize="20" FontFamily="{StaticResource SCDream4}" Foreground="White"
-                                          VerticalContentAlignment="Center"
-                                          Style="{StaticResource MaterialDesignUserForegroundCheckBox}"/>
+                                <StackPanel Orientation="Horizontal" Margin="0 0 0 15">
+                                    <RadioButton x:Name="rbStatus" Content="합계" 
+                                                 GroupName="pie" Margin="0 0 30 0"
+                                                 Foreground="White" FontSize="20"
+                                                 Style="{StaticResource MaterialDesignUserForegroundRadioButton}"/>
+                                    <RadioButton x:Name="pie" Content="평균" 
+                                                 GroupName="strpPlot" Grid.Column="1" 
+                                                 Foreground="White" FontSize="20"
+                                                 Style="{StaticResource MaterialDesignUserForegroundRadioButton}"/>
+                                </StackPanel>
                             </StackPanel>
-                        </StackPanel>
 
+                            
+                        </StackPanel>
                     </Grid>
                 </StackPanel>
 
+                <StackPanel Orientation="Horizontal" Margin="15 0 0 0" Grid.Row="1">
+                    <CheckBox Content="마커 표시" IsChecked="{Binding ShowMarkers}" Margin="0 0 15 0"
+                              FontSize="20" FontFamily="{StaticResource SCDream4}" Foreground="White"
+                              VerticalContentAlignment="Center">
+                        <CheckBox.Style>
+                            <Style TargetType="CheckBox" BasedOn="{StaticResource MaterialDesignUserForegroundCheckBox}">
+                                <Setter Property="Visibility" Value="Collapsed"/>
+                                <Style.Triggers>
+                                    <DataTrigger Binding="{Binding SelectedGraphType}" Value="LINE">
+                                        <Setter Property="Visibility" Value="Visible"/>
+                                    </DataTrigger>
+                                    <DataTrigger Binding="{Binding SelectedGraphType}" Value="STACKAREA">
+                                        <Setter Property="Visibility" Value="Visible"/>
+                                    </DataTrigger>
+                                </Style.Triggers>
+                            </Style>
+                        </CheckBox.Style>
+                    </CheckBox>
+                    <CheckBox Content="범례 표시" IsChecked="{Binding ShowLegends}" Margin="0 0 15 0"
+                              FontSize="20" FontFamily="{StaticResource SCDream4}" Foreground="White"
+                              VerticalContentAlignment="Center"
+                              Style="{StaticResource MaterialDesignUserForegroundCheckBox}"/>
+                    <CheckBox Content="도넛 모드" IsChecked="{Binding IsDonutMode}" Margin="0 0 15 0"
+                              FontSize="20" FontFamily="{StaticResource SCDream4}" Foreground="White"
+                              VerticalContentAlignment="Center">
+                        <CheckBox.Style>
+                            <Style TargetType="CheckBox" BasedOn="{StaticResource MaterialDesignUserForegroundCheckBox}">
+                                <Setter Property="Visibility" Value="Collapsed"/>
+                                <Style.Triggers>
+                                    <DataTrigger Binding="{Binding SelectedGraphType}" Value="PIE">
+                                        <Setter Property="Visibility" Value="Visible"/>
+                                    </DataTrigger>
+                                </Style.Triggers>
+                            </Style>
+                        </CheckBox.Style>
+                    </CheckBox>
+                </StackPanel>
+
                 <StackPanel Orientation="Horizontal" Margin="15 0" Grid.Row="1" HorizontalAlignment="Right">
                     <Button Content="그래프 생성" Style="{StaticResource MaterialDesignFlatLightBgButton}"
                             FontWeight="Bold" Command="{Binding DrawGraphCommand}"/>
diff --git a/SmartAquaViewer/ViewModel/EnergyViewModel.cs b/SmartAquaViewer/ViewModel/EnergyViewModel.cs
index 673c0e3..15cfecc 100644
--- a/SmartAquaViewer/ViewModel/EnergyViewModel.cs
+++ b/SmartAquaViewer/ViewModel/EnergyViewModel.cs
@@ -277,7 +277,7 @@ namespace SmartAquaViewer.ViewModel
                     GraphControlVM.SetStackAreaPlot(WaterQualityList, SelectedYFields, ShowMarkers, ShowLegends);
                     break;
                 case GraphType.PIE:
-
+                    GraphControlVM.SetPieChart(WaterQualityList, SelectedYFields);
                     break;
                 default:
                     break;
@@ -328,7 +328,7 @@ namespace SmartAquaViewer.ViewModel
             // Y축 후보: 수치형
             foreach (var f in src)
             {
-                if (SelectedGraphType == GraphType.STACKAREA && f.Name.Equals("TotalEnergy")) continue; 
+                if (SelectedGraphType is GraphType.STACKAREA or GraphType.PIE && f.Name.Equals("TotalEnergy")) continue; 
                 YFieldCandidates.Add(f);
             }
 
@@ -347,8 +347,7 @@ namespace SmartAquaViewer.ViewModel
                     break;
 
                 case GraphType.PIE:
-                    SelectedYField = YFieldCandidates.FirstOrDefault();
-
+                    //SelectedYField = YFieldCandidates.FirstOrDefault();
                     break;
             }
             OnPropertyChanged(nameof(SelectedYFields));
diff --git a/SmartAquaViewer/ViewModel/GraphControlViewModel.cs b/SmartAquaViewer/ViewModel/GraphControlViewModel.cs
index 3a079e4..9249a95 100644
--- a/SmartAquaViewer/ViewModel/GraphControlViewModel.cs
+++ b/SmartAquaViewer/ViewModel/GraphControlViewModel.cs
@@ -557,11 +557,61 @@ namespace SmartAquaViewer.ViewModel
             Model.InvalidatePlot(true);
         }
 
-        public void SetStackAreaPlot(
-            List<WaterQualityVO> rows,
-            FieldItem yAxisField)
+        public void SetPieChart(List<WaterQualityVO> collection, ObservableCollection<FieldItem> fields,
+            bool useAverage = false, bool donut = true,
+            double minLabelPercent = 0.03)
         {
+            Model.Series.Clear();
+            Model.Axes.Clear();
+
+            if (collection == null || collection.Count == 0)
+            {
+                Model.InvalidatePlot(true);
+                return;
+            }
+
+            if (fields.Count == 0)
+            {
+                Model.InvalidatePlot(true);
+                return;
+            }
+
+            var agg = new List<(string name, double value)>();
+            foreach (var f in fields)
+            {
+                var values = collection.Select(r => ResolveEnergyField(r, f.Name!) ?? 0.0);
+                double v = useAverage ? (values.Any() ? values.Average() : 0.0) : values.Sum();
+                agg.Add((f.Display ?? f.Name!, v));
+            }
 
+            List<(string name, double value)> finalList;
+            finalList = agg;
+
+            double total = Math.Max(1e-9, finalList.Sum(x => x.value));
+
+            var ps = new PieSeries
+            {
+                AngleSpan = 360,
+                StartAngle = 0,
+                StrokeThickness = 0.5,
+                InsideLabelPosition = 0.8,
+                OutsideLabelFormat = null // 라벨은 내부만
+            };
+            if (donut) ps.InnerDiameter = 0.6; // 도넛 모드
+
+            foreach (var (name, value) in finalList)
+            {
+                var pct = value / total;
+                var label = (pct >= minLabelPercent) ? $"{name} ({pct:P0})" : ""; // 작은 조각 라벨 숨김
+                ps.Slices.Add(new PieSlice(name, value) { });
+            }
+
+            Model.Title = $"설비별 {(useAverage ? "평균" : "합계")} 소비 비중";
+            Model.Series.Add(ps);
+
+            Model.IsLegendVisible = true;
+
+            Model.InvalidatePlot(true);
         }
 
         private DateTime FloorToBucket(DateTime dt, TimeSpan bucket)