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feat: add color preview control.

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This commit is contained in:
rabbitism
2023-02-13 00:14:56 +08:00
parent 888d115ca8
commit bf87bfeb90
6 changed files with 274 additions and 71 deletions
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109
demo/Semi.Avalonia.Demo/Controls/ColorDetailControl.axaml Normal file
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<ResourceDictionary
xmlns="https://github.com/avaloniaui"
xmlns:x="http://schemas.microsoft.com/winfx/2006/xaml"
xmlns:controls="clr-namespace:Semi.Avalonia.Demo.Controls">
<PathGeometry x:Key="CopyIcon">M5 7C3.89543 7 3 7.89543 3 9V19C3 20.1046 3.89543 21 5 21H15C16.1046 21 17 20.1046 17 19V9C17 7.89543 16.1046 7 15 7H5Z,M7 4C7 2.89543 7.89543 2 9 2H20C21.1046 2 22 2.89543 22 4V15C22 16.1046 21.1046 17 20 17H19V8C19 6 18 5 16 5H7V4Z</PathGeometry>
<ControlTheme x:Key="{x:Type controls:ColorDetailControl}" TargetType="controls:ColorDetailControl">
<!-- Add Resources Here -->
<Setter Property="controls:ColorDetailControl.Template">
<ControlTemplate TargetType="controls:ColorDetailControl">
<StackPanel>
<TextBlock
Margin="0,0,0,8"
Classes="H5"
Text="{TemplateBinding ResourceName}"
Theme="{DynamicResource TitleTextBlock}" />
<Border
Height="100"
HorizontalAlignment="Stretch"
Background="{TemplateBinding Background}"
CornerRadius="6" />
<Grid ColumnDefinitions="*, Auto" RowDefinitions="*, *, *, *, *, *">
<!-- Row 0-1 ResourceKey -->
<TextBlock
Grid.Column="0"
Grid.ColumnSpan="2"
Margin="4,8,0,0"
VerticalAlignment="Center"
Classes="Tertiary"
Text="ResourceKey" />
<SelectableTextBlock
Grid.Row="1"
Grid.Column="0"
VerticalAlignment="Center"
Text="{TemplateBinding ResourceKey}" />
<Button
Grid.Row="1"
Grid.Column="1"
Classes="Tertiary"
Command="{Binding $parent[controls:ColorDetailControl].Copy}"
CommandParameter="{x:Static controls:ColorDetailControl.KEY_ResourceKey}"
Theme="{DynamicResource BorderlessButton}">
<PathIcon
Width="12"
Height="12"
Data="{StaticResource CopyIcon}"
Foreground="{Binding $parent[Button].Foreground}" />
</Button>
<!-- Row 2-3 HEX -->
<TextBlock
Grid.Row="2"
Grid.Column="0"
Grid.ColumnSpan="2"
Margin="4,8,0,0"
VerticalAlignment="Center"
Classes="Tertiary"
Text="ARGB" />
<SelectableTextBlock
Grid.Row="3"
Grid.Column="0"
VerticalAlignment="Center"
Text="{TemplateBinding Hex}" />
<Button
Grid.Row="3"
Grid.Column="1"
Classes="Tertiary"
Command="{Binding $parent[controls:ColorDetailControl].Copy}"
CommandParameter="{x:Static controls:ColorDetailControl.KEY_Hex}"
Theme="{DynamicResource BorderlessButton}">
<PathIcon
Width="12"
Height="12"
Data="{StaticResource CopyIcon}"
Foreground="{Binding $parent[Button].Foreground}" />
</Button>
<!-- Row 4-5 Opacity -->
<TextBlock
Grid.Row="4"
Grid.Column="0"
Grid.ColumnSpan="2"
Margin="4,8,0,0"
VerticalAlignment="Center"
Classes="Tertiary"
Text="Opacity" />
<SelectableTextBlock
Grid.Row="5"
Grid.Column="0"
VerticalAlignment="Center"
Text="{TemplateBinding OpacityNumber}" />
<Button
Grid.Row="5"
Grid.Column="1"
Classes="Tertiary"
Command="{Binding $parent[controls:ColorDetailControl].Copy}"
CommandParameter="{x:Static controls:ColorDetailControl.KEY_Opacity}"
Theme="{DynamicResource BorderlessButton}">
<PathIcon
Width="12"
Height="12"
Data="{StaticResource CopyIcon}"
Foreground="{Binding $parent[Button].Foreground}" />
</Button>
</Grid>
</StackPanel>
</ControlTemplate>
</Setter>
</ControlTheme>
</ResourceDictionary>

91
demo/Semi.Avalonia.Demo/Controls/ColorDetailControl.cs Normal file
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using System.Globalization;
using Avalonia;
using Avalonia.Controls.Primitives;
using Avalonia.Input.Platform;
using Avalonia.Media;
using Avalonia.Media.Immutable;
namespace Semi.Avalonia.Demo.Controls;
public class ColorDetailControl: TemplatedControl
{
public const string KEY_ResourceKey = "ResourceKey";
public const string KEY_Hex = "Hex";
public const string KEY_Opacity = "Opacity";
public static readonly StyledProperty<string?> ResourceKeyProperty = AvaloniaProperty.Register<ColorDetailControl, string?>(
nameof(ResourceKey));
public string? ResourceKey
{
get => GetValue(ResourceKeyProperty);
set => SetValue(ResourceKeyProperty, value);
}
public static readonly StyledProperty<string?> ResourceNameProperty = AvaloniaProperty.Register<ColorDetailControl, string?>(
nameof(ResourceName));
public string? ResourceName
{
get => GetValue(ResourceNameProperty);
set => SetValue(ResourceNameProperty, value);
}
public static readonly DirectProperty<ColorDetailControl, string?> HexProperty = AvaloniaProperty.RegisterDirect<ColorDetailControl, string?>(
nameof(Hex), o => o.Hex);
private string? _hex;
public string? Hex
{
get => _hex;
private set => SetAndRaise(HexProperty, ref _hex, value);
}
public static readonly DirectProperty<ColorDetailControl, string?> OpacityNumberProperty = AvaloniaProperty.RegisterDirect<ColorDetailControl, string?>(
nameof(OpacityNumber), o => o.OpacityNumber);
private string? _opacityNumber;
public string? OpacityNumber
{
get => _opacityNumber;
private set => SetAndRaise(OpacityNumberProperty, ref _opacityNumber, value);
}
static ColorDetailControl()
{
BackgroundProperty.Changed.AddClassHandler<ColorDetailControl>((o, e) => o.OnBackgroundChanged(e));
}
private void OnBackgroundChanged(AvaloniaPropertyChangedEventArgs args)
{
var color = args.GetNewValue<IBrush>();
if (color is ISolidColorBrush b)
{
Hex = b.Color.ToString().ToUpperInvariant();
OpacityNumber = b.Opacity.ToString(CultureInfo.InvariantCulture);
}
}
public async void Copy(object o)
{
string? text = null;
if (o is string s)
{
switch (s)
{
case KEY_ResourceKey: text = ResourceKey;
break;
case KEY_Hex: text = Hex;
break;
case KEY_Opacity: text = OpacityNumber;
break;
default: text = string.Empty; break;
}
}
if (Application.Current is { Clipboard: { } c })
{
await c.SetTextAsync(text??string.Empty);
}
}
}

2
demo/Semi.Avalonia.Demo/Controls/ColorItemControl.axaml
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@@ -27,7 +27,7 @@
Name="PART_HexTextBlock"
Padding="8"
VerticalAlignment="Bottom"
FontSize="8"
FontSize="10"
Foreground="{TemplateBinding Foreground}"
IsVisible="False"
Opacity="0.8"