回答編集履歴
2
見直しキャンペーン中
test
CHANGED
@@ -239,4 +239,26 @@
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</Grid>
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</Window>
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```
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```cs
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using System;
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using System.Globalization;
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using System.Windows;
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using System.Windows.Data;
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namespace Questions250393
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{
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public class PointConverter : IMultiValueConverter
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{
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public object Convert(object[] values, Type targetType, object parameter, CultureInfo culture)
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=> new Point((double)values[0], (double)values[1]);
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public object[] ConvertBack(object value, Type[] targetTypes, object parameter, CultureInfo culture)
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=> throw new NotImplementedException();
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}
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public partial class MainWindow : Window
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{
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public MainWindow() => InitializeComponent();
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}
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}
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```
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![アプリ画像](1aa2ad9b45d91151d5ddf372284287e6.png)
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1
見直しキャンペーン中
test
CHANGED
@@ -1,487 +1,242 @@
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1
1
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### グラデーション
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-
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> 実際は必ずY方向に対してかかるみたいです。
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-
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デフォルトだと右下方向ではありませんか?
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`StartPoint`
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`StartPoint`・`EndPoint`でどの方向にも向きますが、線だと扱いづらいですね。
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`MappingMode="Absolute"`にすればまだましそうです。
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-
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### エフェクト
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`OuterGlowBitmapEffect`等`BitmapEffect`はNET Framework 4で廃止になりました。
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`OuterGlowBitmapEffect`等`BitmapEffect`は、.NET Framework 4で廃止になりました。
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高速な上`ShaderEffect`を使えば何でもできそうですが、気の利いた面白いものを用意してくれていないです(`BlurEffect`と`DropShadowEffect`のみ)
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代替は`Effect`で高速な上`ShaderEffect`を使えば何でもできそうですが、気の利いた面白いものを用意してくれていないです(`BlurEffect`と`DropShadowEffect`のみ)
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基本的には`DropShadowEffect`を使うしかなさそうです
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基本的には`DropShadowEffect`を使うしかなさそうです(光って見えるかどうかはよくわからないです^^;
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```x
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```xml
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<Window
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x:Class="Questions250393.MainWindow"
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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:local="clr-namespace:Questions250393"
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Width="800"
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Height="450">
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<Window.Resources>
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<!-- double2つをPointにして返すIMultiValueConverter -->
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<local:PointConverter x:Key="PointConverter" />
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</Window.Resources>
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<Grid>
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<Grid.ColumnDefinitions>
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<ColumnDefinition />
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<ColumnDefinition />
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</Grid.ColumnDefinitions>
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<GroupBox Header="グラデーション">
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<Canvas>
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<!-- デフォルト斜め -->
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<Rectangle Width="50" Height="50">
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<Rectangle.Fill>
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<LinearGradientBrush>
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<GradientStop Offset="0" Color="Red" />
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<GradientStop Offset="0" Color="Red" />
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<GradientStop Offset="1" Color="Blue" />
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<GradientStop Offset="1" Color="Blue" />
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</LinearGradientBrush>
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</LinearGradientBrush>
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</Rectangle.Fill>
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</Rectangle>
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<!-- 縦 -->
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<Rectangle
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Canvas.Top="60"
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Width="50"
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Height="50">
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<Rectangle.Fill>
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<LinearGradientBrush StartPoint="0,0" EndPoint="0,1">
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<GradientStop Offset="0" Color="Red" />
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<GradientStop Offset="0" Color="Red" />
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<GradientStop Offset="1" Color="Blue" />
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<GradientStop Offset="1" Color="Blue" />
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</LinearGradientBrush>
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</LinearGradientBrush>
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</Rectangle.Fill>
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</Rectangle>
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<!-- 横 -->
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<Rectangle
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Canvas.Top="120"
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Width="50"
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Height="50">
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<Rectangle.Fill>
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<LinearGradientBrush StartPoint="0,0" EndPoint="1,0">
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<GradientStop Offset="0" Color="Red" />
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<GradientStop Offset="0" Color="Red" />
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<GradientStop Offset="1" Color="Blue" />
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<GradientStop Offset="1" Color="Blue" />
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</LinearGradientBrush>
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</LinearGradientBrush>
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</Rectangle.Fill>
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</Rectangle>
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<!-- X1,Y1が0で右か下方向ならStartPoint="0,0" EndPoint="1,1"で行ける -->
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<Line
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<Line
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Canvas.Left="200"
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Canvas.Left="200"
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Canvas.Top="100"
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Canvas.Top="100"
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StrokeThickness="10"
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StrokeThickness="10"
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X1="0"
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X1="0"
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X2="100"
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X2="100"
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Y1="0"
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Y1="0"
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Y2="0">
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<Line.Stroke>
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<Line.Stroke>
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<LinearGradientBrush StartPoint="0,0" EndPoint="1,1">
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<GradientStop Offset="0" Color="Red" />
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<GradientStop Offset="0" Color="Red" />
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<GradientStop Offset="1" Color="Blue" />
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<GradientStop Offset="1" Color="Blue" />
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</LinearGradientBrush>
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</LinearGradientBrush>
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</Line.Stroke>
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</Line.Stroke>
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</Line>
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</Line>
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<Line
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<Line
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Canvas.Left="200"
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Canvas.Left="200"
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Canvas.Top="100"
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Canvas.Top="100"
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StrokeThickness="10"
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StrokeThickness="10"
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X1="0"
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X1="0"
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X2="100"
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X2="100"
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Y1="0"
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Y1="0"
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Y2="100">
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Y2="100">
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<Line.Stroke>
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<Line.Stroke>
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<LinearGradientBrush StartPoint="0,0" EndPoint="1,1">
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<GradientStop Offset="0" Color="Red" />
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<GradientStop Offset="0" Color="Red" />
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<GradientStop Offset="1" Color="Blue" />
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<GradientStop Offset="1" Color="Blue" />
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</LinearGradientBrush>
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</LinearGradientBrush>
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</Line.Stroke>
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</Line.Stroke>
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</Line>
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</Line>
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<Line
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<Line
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Canvas.Left="200"
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Canvas.Left="200"
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Canvas.Top="100"
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Canvas.Top="100"
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StrokeThickness="10"
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StrokeThickness="10"
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X1="0"
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X1="0"
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X2="0"
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Y1="0"
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Y1="0"
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Y2="100">
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Y2="100">
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-
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<Line.Stroke>
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<Line.Stroke>
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<LinearGradientBrush StartPoint="0,0" EndPoint="1,1">
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<GradientStop Offset="0" Color="Red" />
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<GradientStop Offset="0" Color="Red" />
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<GradientStop Offset="1" Color="Blue" />
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<GradientStop Offset="1" Color="Blue" />
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</LinearGradientBrush>
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</LinearGradientBrush>
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</Line.Stroke>
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</Line.Stroke>
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-
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</Line>
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</Line>
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-
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<!-- X2,Y2がマイナスになる場合MappingMode="Absolute" EndPointにマイナスで行けた -->
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<Line
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<Line
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-
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Canvas.Left="200"
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Canvas.Left="200"
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-
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Canvas.Top="100"
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Canvas.Top="100"
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-
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StrokeThickness="10"
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StrokeThickness="10"
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-
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X1="0"
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X1="0"
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X2="-100"
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Y1="0"
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Y1="0"
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Y2="100">
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Y2="100">
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-
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<Line.Stroke>
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<Line.Stroke>
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-
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<LinearGradientBrush MappingMode="Absolute" StartPoint="0,0" EndPoint="-100,100">
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-
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<GradientStop Offset="0" Color="Red" />
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<GradientStop Offset="0" Color="Red" />
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-
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<GradientStop Offset="1" Color="Blue" />
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<GradientStop Offset="1" Color="Blue" />
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-
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</LinearGradientBrush>
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</LinearGradientBrush>
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</Line.Stroke>
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</Line.Stroke>
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-
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</Line>
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</Line>
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<!-- べた置きでも同様 -->
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<Line
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<Line
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StrokeThickness="10"
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StrokeThickness="10"
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X1="200"
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X2="100"
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X2="100"
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Y1="100"
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Y2="100">
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Y2="100">
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<Line.Stroke>
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<Line.Stroke>
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<LinearGradientBrush MappingMode="Absolute" StartPoint="200,100" EndPoint="100,100">
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<GradientStop Offset="0" Color="Red" />
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<GradientStop Offset="0" Color="Red" />
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<GradientStop Offset="1" Color="Blue" />
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<GradientStop Offset="1" Color="Blue" />
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</LinearGradientBrush>
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</LinearGradientBrush>
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</Line.Stroke>
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</Line.Stroke>
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-
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</Line>
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</Line>
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|
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<!-- バインドできなくはないがどうなのか。。。 -->
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<Line
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<Line
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-
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StrokeThickness="10"
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StrokeThickness="10"
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-
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X1="200"
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-
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X2="100"
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X2="100"
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Y1="100"
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Y2="0">
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-
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<Line.Stroke>
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<Line.Stroke>
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-
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<LinearGradientBrush MappingMode="Absolute">
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<LinearGradientBrush.StartPoint>
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<MultiBinding Converter="{StaticResource PointConverter}">
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<Binding Path="X1" RelativeSource="{RelativeSource FindAncestor, AncestorType=Line}" />
|
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<Binding Path="Y1" RelativeSource="{RelativeSource FindAncestor, AncestorType=Line}" />
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</MultiBinding>
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</LinearGradientBrush.StartPoint>
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326
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-
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<LinearGradientBrush.EndPoint>
|
328
|
-
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<MultiBinding Converter="{StaticResource PointConverter}">
|
330
|
-
|
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<Binding Path="X2" RelativeSource="{RelativeSource FindAncestor, AncestorType=Line}" />
|
332
|
-
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<Binding Path="Y2" RelativeSource="{RelativeSource FindAncestor, AncestorType=Line}" />
|
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-
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</MultiBinding>
|
336
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337
167
|
</LinearGradientBrush.EndPoint>
|
338
|
-
|
339
|
-
<GradientStop Offset="0" Color="Red" />
|
168
|
+
<GradientStop Offset="0" Color="Red" />
|
340
|
-
|
341
|
-
<GradientStop Offset="1" Color="Blue" />
|
169
|
+
<GradientStop Offset="1" Color="Blue" />
|
342
|
-
|
343
|
-
</LinearGradientBrush>
|
170
|
+
</LinearGradientBrush>
|
344
|
-
|
345
|
-
</Line.Stroke>
|
171
|
+
</Line.Stroke>
|
346
|
-
|
347
|
-
</Line>
|
172
|
+
</Line>
|
348
|
-
|
349
173
|
</Canvas>
|
350
|
-
|
351
174
|
</GroupBox>
|
352
175
|
|
353
|
-
|
354
|
-
|
355
176
|
<GroupBox Grid.Column="1" Header="エフェクト">
|
356
|
-
|
357
177
|
<Canvas>
|
358
|
-
|
359
178
|
<!-- ブラー -->
|
360
|
-
|
361
|
-
<Line
|
179
|
+
<Line
|
362
|
-
|
363
180
|
Canvas.Left="50"
|
364
|
-
|
365
181
|
Canvas.Top="50"
|
366
|
-
|
367
182
|
Stroke="Green"
|
368
|
-
|
369
|
-
StrokeThickness="2"
|
183
|
+
StrokeThickness="2"
|
370
|
-
|
371
184
|
X2="100" />
|
372
|
-
|
373
|
-
<Line
|
185
|
+
<Line
|
374
|
-
|
375
|
-
Canvas.Left="200"
|
186
|
+
Canvas.Left="200"
|
376
|
-
|
377
187
|
Canvas.Top="50"
|
378
|
-
|
379
188
|
Stroke="Green"
|
380
|
-
|
381
|
-
StrokeThickness="2"
|
189
|
+
StrokeThickness="2"
|
382
|
-
|
383
190
|
X2="100">
|
384
|
-
|
385
191
|
<Line.Effect>
|
386
|
-
|
387
192
|
<BlurEffect Radius="5" />
|
388
|
-
|
389
193
|
</Line.Effect>
|
390
|
-
|
391
|
-
</Line>
|
194
|
+
</Line>
|
392
|
-
|
393
|
-
|
394
195
|
|
395
196
|
<!-- ドロップシャドウ -->
|
396
|
-
|
397
|
-
<Line
|
197
|
+
<Line
|
398
|
-
|
399
198
|
Canvas.Left="50"
|
400
|
-
|
401
|
-
Canvas.Top="100"
|
199
|
+
Canvas.Top="100"
|
402
|
-
|
403
200
|
Stroke="Blue"
|
404
|
-
|
405
|
-
StrokeThickness="2"
|
201
|
+
StrokeThickness="2"
|
406
|
-
|
407
202
|
X2="100" />
|
408
|
-
|
409
|
-
<Line
|
203
|
+
<Line
|
410
|
-
|
411
|
-
Canvas.Left="200"
|
204
|
+
Canvas.Left="200"
|
412
|
-
|
413
|
-
Canvas.Top="100"
|
205
|
+
Canvas.Top="100"
|
414
|
-
|
415
206
|
Stroke="Blue"
|
416
|
-
|
417
|
-
StrokeThickness="2"
|
207
|
+
StrokeThickness="2"
|
418
|
-
|
419
208
|
X2="100">
|
420
|
-
|
421
209
|
<Line.Effect>
|
422
|
-
|
423
210
|
<DropShadowEffect
|
424
|
-
|
425
211
|
BlurRadius="8"
|
426
|
-
|
427
212
|
ShadowDepth="0"
|
428
|
-
|
429
213
|
Color="Blue" />
|
430
|
-
|
431
214
|
</Line.Effect>
|
432
|
-
|
433
|
-
</Line>
|
215
|
+
</Line>
|
434
|
-
|
435
|
-
|
436
216
|
|
437
217
|
<!-- 色を変えたほうが見栄えがいい? どう変えるんだという話だが -->
|
438
|
-
|
439
|
-
<Line
|
218
|
+
<Line
|
440
|
-
|
441
219
|
Canvas.Left="50"
|
442
|
-
|
443
220
|
Canvas.Top="150"
|
444
|
-
|
445
221
|
Stroke="Red"
|
446
|
-
|
447
|
-
StrokeThickness="2"
|
222
|
+
StrokeThickness="2"
|
448
|
-
|
449
223
|
X2="100" />
|
450
|
-
|
451
|
-
<Line
|
224
|
+
<Line
|
452
|
-
|
453
|
-
Canvas.Left="200"
|
225
|
+
Canvas.Left="200"
|
454
|
-
|
455
226
|
Canvas.Top="150"
|
456
|
-
|
457
227
|
Stroke="Red"
|
458
|
-
|
459
|
-
StrokeThickness="2"
|
228
|
+
StrokeThickness="2"
|
460
|
-
|
461
229
|
X2="100">
|
462
|
-
|
463
230
|
<Line.Effect>
|
464
|
-
|
465
231
|
<DropShadowEffect
|
466
|
-
|
467
232
|
BlurRadius="8"
|
468
|
-
|
469
233
|
ShadowDepth="0"
|
470
|
-
|
471
234
|
Color="DeepPink" />
|
472
|
-
|
473
235
|
</Line.Effect>
|
474
|
-
|
475
|
-
</Line>
|
236
|
+
</Line>
|
476
|
-
|
477
237
|
</Canvas>
|
478
|
-
|
479
238
|
</GroupBox>
|
480
|
-
|
481
239
|
</Grid>
|
482
|
-
|
483
240
|
</Window>
|
484
|
-
|
485
241
|
```
|
486
|
-
|
487
242
|
![アプリ画像](1aa2ad9b45d91151d5ddf372284287e6.png)
|