dearwolf/sourcegit
1
0
Fork 0
mirror of https://github.com/sourcegit-scm/sourcegit synced 2025-05-22 04:34:59 +00:00
Code Issues Projects Releases Packages Wiki Activity Actions 2

refactor<*>: rewrite all with AvaloniaUI

Browse source
This commit is contained in:
leo 2024-02-06 15:08:37 +08:00
parent 0136904612
commit 2a62596999
521 changed files with 19780 additions and 23244 deletions
Download patch file Download diff file Expand all files Collapse all files

222
src/Views/Histories.axaml.cs Normal file
View file

@ -0,0 +1,222 @@
using Avalonia;
using Avalonia.Controls;
using Avalonia.Interactivity;
using Avalonia.Media;
using System;
namespace SourceGit.Views {
public class LayoutableGrid : Grid {
public static readonly StyledProperty<bool> UseHorizontalProperty =
AvaloniaProperty.Register<LayoutableGrid, bool>(nameof(UseHorizontal), false);
public bool UseHorizontal {
get => GetValue(UseHorizontalProperty);
set => SetValue(UseHorizontalProperty, value);
}
protected override Type StyleKeyOverride => typeof(Grid);
static LayoutableGrid() {
UseHorizontalProperty.Changed.AddClassHandler<LayoutableGrid>((o, _) => o.RefreshLayout());
}
public override void ApplyTemplate() {
base.ApplyTemplate();
RefreshLayout();
}
private void RefreshLayout() {
if (UseHorizontal) {
var rowSpan = RowDefinitions.Count;
for (int i = 0; i < Children.Count; i++) {
var child = Children[i];
child.SetValue(RowProperty, 0);
child.SetValue(RowSpanProperty, rowSpan);
child.SetValue(ColumnProperty, i);
child.SetValue(ColumnSpanProperty, 1);
}
} else {
var colSpan = ColumnDefinitions.Count;
for (int i = 0; i < Children.Count; i++) {
var child = Children[i];
child.SetValue(RowProperty, i);
child.SetValue(RowSpanProperty, 1);
child.SetValue(ColumnProperty, 0);
child.SetValue(ColumnSpanProperty, colSpan);
}
}
}
}
public class CommitGraph : Control {
public static readonly Pen[] Pens = [
new Pen(Brushes.Orange, 2),
new Pen(Brushes.ForestGreen, 2),
new Pen(Brushes.Gold, 2),
new Pen(Brushes.Magenta, 2),
new Pen(Brushes.Red, 2),
new Pen(Brushes.Gray, 2),
new Pen(Brushes.Turquoise, 2),
new Pen(Brushes.Olive, 2),
];
public static readonly StyledProperty<Models.CommitGraph> GraphProperty =
AvaloniaProperty.Register<CommitGraph, Models.CommitGraph>(nameof(Graph));
public Models.CommitGraph Graph {
get => GetValue(GraphProperty);
set => SetValue(GraphProperty, value);
}
public static readonly StyledProperty<DataGrid> BindingDataGridProperty =
AvaloniaProperty.Register<CommitGraph, DataGrid>(nameof(BindingDataGrid));
public DataGrid BindingDataGrid {
get => GetValue(BindingDataGridProperty);
set => SetValue(BindingDataGridProperty, value);
}
static CommitGraph() {
AffectsMeasure<CommitGraph>(BindingDataGridProperty, GraphProperty);
}
protected override void OnPropertyChanged(AvaloniaPropertyChangedEventArgs change) {
base.OnPropertyChanged(change);
if (change.Property.Name == "ActualThemeVariant") {
InvalidateVisual();
}
}
public override void Render(DrawingContext context) {
base.Render(context);
if (Graph == null || BindingDataGrid == null) return;
// Apply scroll offset.
var offset = BindingDataGrid.GetDisplayOffset();
context.PushClip(new Rect(Bounds.Left, Bounds.Top, BindingDataGrid.Columns[0].ActualWidth, Bounds.Height));
context.PushTransform(Matrix.CreateTranslation(0, -offset.Y));
// Calculate bounds.
var top = offset.Y;
var bottom = offset.Y + BindingDataGrid.Bounds.Height + BindingDataGrid.RowHeight * 2;
// Draw all curves
DrawCurves(context, top, bottom);
// Draw connect dots
Brush dotFill = null;
if (App.Current.TryGetResource("Brush.Contents", App.Current.ActualThemeVariant, out object res) && res is SolidColorBrush) {
dotFill = res as SolidColorBrush;
}
foreach (var dot in Graph.Dots) {
if (dot.Center.Y < top) continue;
if (dot.Center.Y > bottom) break;
context.DrawEllipse(dotFill, Pens[dot.Color], dot.Center, 3, 3);
}
}
private void DrawCurves(DrawingContext context, double top, double bottom) {
foreach (var line in Graph.Paths) {
var last = line.Points[0];
var size = line.Points.Count;
if (line.Points[size - 1].Y < top) continue;
if (last.Y > bottom) continue;
var geo = new StreamGeometry();
var pen = Pens[line.Color];
using (var ctx = geo.Open()) {
var started = false;
var ended = false;
for (int i = 1; i < size; i++) {
var cur = line.Points[i];
if (cur.Y < top) {
last = cur;
continue;
}
if (!started) {
ctx.BeginFigure(last, false);
started = true;
}
if (cur.Y > bottom) {
cur = new Point(cur.X, bottom);
ended = true;
}
if (cur.X > last.X) {
ctx.QuadraticBezierTo(new Point(cur.X, last.Y), cur);
} else if (cur.X < last.X) {
if (i < size - 1) {
var midY = (last.Y + cur.Y) / 2;
var midX = (last.X + cur.X) / 2;
ctx.QuadraticBezierTo(new Point(last.X, midY), new Point(midX, midY));
ctx.QuadraticBezierTo(new Point(cur.X, midY), cur);
} else {
ctx.QuadraticBezierTo(new Point(last.X, cur.Y), cur);
}
} else {
ctx.LineTo(cur);
}
if (ended) break;
last = cur;
}
}
context.DrawGeometry(null, pen, geo);
}
foreach (var link in Graph.Links) {
if (link.End.Y < top) continue;
if (link.Start.Y > bottom) break;
var geo = new StreamGeometry();
using (var ctx = geo.Open()) {
ctx.BeginFigure(link.Start, false);
ctx.QuadraticBezierTo(link.Control, link.End);
}
context.DrawGeometry(null, Pens[link.Color], geo);
}
}
}
public partial class Histories : UserControl {
public Histories() {
InitializeComponent();
}
protected override void OnUnloaded(RoutedEventArgs e) {
base.OnUnloaded(e);
GC.Collect();
}
private void OnCommitDataGridDisplayRegionChanged(object sender, RoutedEventArgs e) {
commitGraph.InvalidateMeasure();
}
private void OnCommitDataGridSelectionChanged(object sender, SelectionChangedEventArgs e) {
if (DataContext is ViewModels.Histories histories) {
histories.Select(commitDataGrid.SelectedItems);
if (histories.DetailContext is ViewModels.CommitDetail detail) {
commitDataGrid.ScrollIntoView(detail.Commit, null);
}
}
e.Handled = true;
}
private void OnCommitDataGridContextRequested(object sender, ContextRequestedEventArgs e) {
if (DataContext is ViewModels.Histories histories) {
var menu = histories.MakeContextMenu();
menu?.Open(sender as Control);
}
e.Handled = true;
}
}
}