新增四边红外模式，新增计算触摸倍率功能

Ink Canvas/MainWindow.xaml

@@ -523,7 +523,16 @@
                                                FontSize="14" Width="30" HorizontalAlignment="Center"
                                                Visibility="{Binding Path=Visibility, ElementName=TouchMultiplierSlider, Mode=OneWay}"/>
                                 </StackPanel>
+
+                                <ui:SimpleStackPanel Spacing="8" Margin="0,4,0,4">
+                                    <TextBlock FontSize="14" Text="在下方用笔尖点击以估计触摸大小倍数" Visibility="{Binding Visibility,ElementName=TouchMultiplierSlider}"/>
+                                    <TextBlock Text="数值仅供参考" Foreground="#666666" Visibility="{Binding Visibility,ElementName=TouchMultiplierSlider}"/>
+                                    <Border CornerRadius="4" Height="48" Background="#cccccc" Visibility="{Binding Visibility,ElementName=TouchMultiplierSlider}" TouchDown="BorderCalculateMultiplier_TouchDown"/>
+                                    <TextBlock Name="TextBlockShowCalculatedMultiplier" FontSize="14" Visibility="{Binding Visibility,ElementName=TouchMultiplierSlider}"/>
+                                </ui:SimpleStackPanel>
+
                                 <ui:ToggleSwitch Name="ToggleSwitchEraserBindTouchMultiplier" Header="橡皮擦绑定触摸大小倍数" FontFamily="Microsoft YaHei UI" OnContent="开" OffContent="关" IsOn="False" Toggled="ToggleSwitchEraserBindTouchMultiplier_Toggled" Visibility="{Binding Path=Visibility, ElementName=TouchMultiplierSlider, Mode=OneWay}"/>
+                                <ui:ToggleSwitch Name="ToggleSwitchIsQuadIR" Header="四边红外模式" FontFamily="Microsoft YaHei UI" OnContent="开" OffContent="关" Toggled="ToggleSwitchIsQuadIR_Toggled"/>
                                 <ui:ToggleSwitch Name="ToggleSwitchIsLogEnabled" Header="记录日志" FontFamily="Microsoft YaHei UI" OnContent="开" OffContent="关" IsOn="True" Toggled="ToggleSwitchIsLogEnabled_Toggled"/>
                             </ui:SimpleStackPanel>
                         </GroupBox>

Ink Canvas/MainWindow.xaml.cs

@@ -949,6 +949,8 @@ namespace Ink_Canvas
                     ToggleSwitchIsSpecialScreen.IsOn = false;
                 }
                 TouchMultiplierSlider.Visibility = ToggleSwitchIsSpecialScreen.IsOn ? Visibility.Visible : Visibility.Collapsed;
+
+                ToggleSwitchIsQuadIR.IsOn = Settings.Advanced.IsQuadIR;
             }
             else
             {
@@ -1815,7 +1817,9 @@ namespace Ink_Canvas
         public double GetTouchBoundWidth(TouchEventArgs e)
         {
             var args = e.GetTouchPoint(null).Bounds;
-            double value = args.Width;
+            double value;
+            if (!Settings.Advanced.IsQuadIR) value = args.Width;
+            else value = Math.Sqrt(args.Width * args.Height); //四边红外
             if (Settings.Advanced.IsSpecialScreen) value *= Settings.Advanced.TouchMultiplier;
             return value;
         }
@@ -3129,6 +3133,16 @@ namespace Ink_Canvas
             SaveSettingsToFile();
         }
 
+        private void BorderCalculateMultiplier_TouchDown(object sender, TouchEventArgs e)
+        {
+            var args = e.GetTouchPoint(null).Bounds;
+            double value;
+            if (!Settings.Advanced.IsQuadIR) value = args.Width;
+            else value = Math.Sqrt(args.Width * args.Height); //四边红外
+
+            TextBlockShowCalculatedMultiplier.Text = (5 / (value * 1.1)).ToString();
+        }
+
         private void ToggleSwitchEraserBindTouchMultiplier_Toggled(object sender, RoutedEventArgs e)
         {
             if (!isLoaded) return;
@@ -3136,6 +3150,13 @@ namespace Ink_Canvas
             SaveSettingsToFile();
         }
 
+        private void ToggleSwitchIsQuadIR_Toggled(object sender, RoutedEventArgs e)
+        {
+            if (!isLoaded) return;
+            Settings.Advanced.IsQuadIR = ToggleSwitchIsQuadIR.IsOn;
+            SaveSettingsToFile();
+        }
+
         private void ToggleSwitchIsLogEnabled_Toggled(object sender, RoutedEventArgs e)
         {
             if (!isLoaded) return;

Ink Canvas/Settings.cs

@@ -144,10 +144,12 @@ namespace Ink_Canvas
     {
         [JsonProperty("isSpecialScreen")]
         public bool IsSpecialScreen { get; set; } = false;
+        [JsonProperty("isQuadIR")]
+        public bool IsQuadIR { get; set; } = false;
         [JsonProperty("touchMultiplier")]
         public double TouchMultiplier { get; set; } = 0.25;
         [JsonProperty("eraserBindTouchMultiplier")]
-        public bool EraserBindTouchMultiplier { get; set; } = false;
+        public bool EraserBindTouchMultiplier { get; set; } = true;
         [JsonProperty("isLogEnabled")]
         public bool IsLogEnabled { get; set; } = true;
     }