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feature<ContextMenu>: highlight branch/commit/tag name in ContextMenuItem

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This commit is contained in:
leo 2024-02-06 19:07:17 +08:00
parent 98e65c0f11
commit e310cfd84f
5 changed files with 176 additions and 170 deletions
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100
src/Views/NameHighlightedTextBlock.cs Normal file
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using Avalonia;
using Avalonia.Controls;
using Avalonia.Media;
using System;
using System.Globalization;
namespace SourceGit.Views {
public class NameHighlightedTextBlock : Control {
public static readonly StyledProperty<string> TextProperty =
AvaloniaProperty.Register<NameHighlightedTextBlock, string>(nameof(Text));
public string Text {
get => GetValue(TextProperty);
set => SetValue(TextProperty, value);
}
public static readonly StyledProperty<FontFamily> FontFamilyProperty =
TextBlock.FontFamilyProperty.AddOwner<NameHighlightedTextBlock>();
public FontFamily FontFamily {
get => GetValue(FontFamilyProperty);
set => SetValue(FontFamilyProperty, value);
}
public static readonly StyledProperty<double> FontSizeProperty =
TextBlock.FontSizeProperty.AddOwner<NameHighlightedTextBlock>();
public double FontSize {
get => GetValue(FontSizeProperty);
set => SetValue(FontSizeProperty, value);
}
public static readonly StyledProperty<IBrush> ForegroundProperty =
TextBlock.ForegroundProperty.AddOwner<NameHighlightedTextBlock>();
public IBrush Foreground {
get => GetValue(ForegroundProperty);
set => SetValue(ForegroundProperty, value);
}
static NameHighlightedTextBlock() {
AffectsMeasure<NameHighlightedTextBlock>(TextProperty);
}
protected override Size MeasureOverride(Size availableSize) {
var text = Text;
if (string.IsNullOrEmpty(text)) return base.MeasureOverride(availableSize);
var typeface = new Typeface(FontFamily, FontStyle.Normal, FontWeight.Normal, FontStretch.Normal);
var formatted = new FormattedText(
Text,
CultureInfo.CurrentCulture,
FlowDirection.LeftToRight,
typeface,
FontSize,
Foreground);
return new Size(formatted.Width, formatted.Height);
}
public override void Render(DrawingContext context) {
var text = Text;
if (string.IsNullOrEmpty(text)) return;
var normalTypeface = new Typeface(FontFamily, FontStyle.Normal, FontWeight.Normal, FontStretch.Normal);
var highlightTypeface = new Typeface(FontFamily, FontStyle.Normal, FontWeight.Bold, FontStretch.Normal);
var underlinePen = new Pen(Foreground, 1);
var offsetX = 0.0;
var parts = text.Split('$', StringSplitOptions.None);
var isName = false;
foreach (var part in parts) {
if (string.IsNullOrEmpty(part)) {
isName = !isName;
continue;
}
var formatted = new FormattedText(
part,
CultureInfo.CurrentCulture,
FlowDirection.LeftToRight,
isName ? highlightTypeface : normalTypeface,
FontSize,
Foreground);
context.DrawText(formatted, new Point(offsetX, 0));
if (isName) {
var lineY = formatted.Baseline + 2;
context.DrawLine(underlinePen, new Point(offsetX, lineY), new Point(offsetX + formatted.Width, lineY));
offsetX += formatted.Width;
} else {
offsetX += formatted.Width + 4;
}
isName = !isName;
}
}
}
}