feature: now image file previewer shows the image size and file size

This commit is contained in:
leo 2024-09-14 16:13:40 +08:00
parent 7f87ce3431
commit d6b21bad17
No known key found for this signature in database
7 changed files with 388 additions and 331 deletions

View file

@ -10,6 +10,9 @@ namespace SourceGit.Models
public class RevisionImageFile
{
public Bitmap Image { get; set; } = null;
public long FileSize { get; set; } = 0;
public string ImageType { get; set; } = string.Empty;
public string ImageSize => Image != null ? $"{Image.PixelSize.Width} x {Image.PixelSize.Height}" : "0 x 0";
}
public class RevisionTextFile

View file

@ -1,5 +1,6 @@
using System;
using System.Collections.Generic;
using System.Globalization;
using System.IO;
using System.Text.RegularExpressions;
using System.Threading.Tasks;
@ -176,19 +177,17 @@ namespace SourceGit.ViewModels
if (IMG_EXTS.Contains(ext))
{
var stream = Commands.QueryFileContent.Run(_repo.FullPath, _commit.SHA, file.Path);
var bitmap = stream.Length > 0 ? new Bitmap(stream) : null;
Dispatcher.UIThread.Invoke(() =>
{
ViewRevisionFileContent = new Models.RevisionImageFile() { Image = bitmap };
});
var fileSize = stream.Length;
var bitmap = fileSize > 0 ? new Bitmap(stream) : null;
var imageType = Path.GetExtension(file.Path).TrimStart('.').ToUpper(CultureInfo.CurrentCulture);
var image = new Models.RevisionImageFile() { Image = bitmap, FileSize = fileSize, ImageType = imageType };
Dispatcher.UIThread.Invoke(() => ViewRevisionFileContent = image);
}
else
{
var size = new Commands.QueryFileSize(_repo.FullPath, file.Path, _commit.SHA).Result();
Dispatcher.UIThread.Invoke(() =>
{
ViewRevisionFileContent = new Models.RevisionBinaryFile() { Size = size };
});
var binary = new Models.RevisionBinaryFile() { Size = size };
Dispatcher.UIThread.Invoke(() => ViewRevisionFileContent = binary);
}
return;
@ -202,7 +201,6 @@ namespace SourceGit.ViewModels
var obj = new Models.RevisionLFSObject() { Object = new Models.LFSObject() };
obj.Object.Oid = matchLFS.Groups[1].Value;
obj.Object.Size = long.Parse(matchLFS.Groups[2].Value);
Dispatcher.UIThread.Invoke(() => ViewRevisionFileContent = obj);
}
else
@ -220,14 +218,8 @@ namespace SourceGit.ViewModels
if (commit != null)
{
var body = new Commands.QueryCommitFullMessage(submoduleRoot, file.SHA).Result();
Dispatcher.UIThread.Invoke(() =>
{
ViewRevisionFileContent = new Models.RevisionSubmodule()
{
Commit = commit,
FullMessage = body,
};
});
var submodule = new Models.RevisionSubmodule() { Commit = commit, FullMessage = body };
Dispatcher.UIThread.Invoke(() => ViewRevisionFileContent = submodule);
}
else
{

View file

@ -1,4 +1,5 @@
using System.Collections.Generic;
using System.Globalization;
using System.IO;
using System.Text.RegularExpressions;
using System.Threading.Tasks;
@ -120,8 +121,10 @@ namespace SourceGit.ViewModels
if (IMG_EXTS.Contains(ext))
{
var stream = Commands.QueryFileContent.Run(_repo.FullPath, _selectedCommit.SHA, _file);
var bitmap = stream.Length > 0 ? new Bitmap(stream) : null;
var image = new Models.RevisionImageFile() { Image = bitmap };
var fileSize = stream.Length;
var bitmap = fileSize > 0 ? new Bitmap(stream) : null;
var imageType = Path.GetExtension(_file).TrimStart('.').ToUpper(CultureInfo.CurrentCulture);
var image = new Models.RevisionImageFile() { Image = bitmap, FileSize = fileSize, ImageType = imageType };
Dispatcher.UIThread.Invoke(() => ViewContent = new FileHistoriesRevisionFile(_file, image));
}
else

344
src/Views/ImageContainer.cs Normal file
View file

@ -0,0 +1,344 @@
using System;
using Avalonia;
using Avalonia.Controls;
using Avalonia.Input;
using Avalonia.Media;
using Avalonia.Media.Imaging;
using Avalonia.Styling;
namespace SourceGit.Views
{
public class ImageContainer : Control
{
public override void Render(DrawingContext context)
{
if (_bgBrush == null)
{
var maskBrush = new SolidColorBrush(ActualThemeVariant == ThemeVariant.Dark ? 0xFF404040 : 0xFFBBBBBB);
var bg = new DrawingGroup()
{
Children =
{
new GeometryDrawing() { Brush = maskBrush, Geometry = new RectangleGeometry(new Rect(0, 0, 12, 12)) },
new GeometryDrawing() { Brush = maskBrush, Geometry = new RectangleGeometry(new Rect(12, 12, 12, 12)) },
}
};
_bgBrush = new DrawingBrush(bg)
{
AlignmentX = AlignmentX.Left,
AlignmentY = AlignmentY.Top,
DestinationRect = new RelativeRect(new Size(24, 24), RelativeUnit.Absolute),
Stretch = Stretch.None,
TileMode = TileMode.Tile,
};
}
context.FillRectangle(_bgBrush, new Rect(Bounds.Size));
}
protected override void OnPropertyChanged(AvaloniaPropertyChangedEventArgs change)
{
base.OnPropertyChanged(change);
if (change.Property.Name == "ActualThemeVariant")
{
_bgBrush = null;
InvalidateVisual();
}
}
private DrawingBrush _bgBrush = null;
}
public class ImageView : ImageContainer
{
public static readonly StyledProperty<Bitmap> ImageProperty =
AvaloniaProperty.Register<ImageView, Bitmap>(nameof(Image));
public Bitmap Image
{
get => GetValue(ImageProperty);
set => SetValue(ImageProperty, value);
}
public override void Render(DrawingContext context)
{
base.Render(context);
if (Image is { } image)
context.DrawImage(image, new Rect(0, 0, Bounds.Width, Bounds.Height));
}
protected override void OnPropertyChanged(AvaloniaPropertyChangedEventArgs change)
{
base.OnPropertyChanged(change);
if (change.Property == ImageProperty)
InvalidateMeasure();
}
protected override Size MeasureOverride(Size availableSize)
{
if (Image is { } image)
{
var imageSize = image.Size;
var scaleW = availableSize.Width / imageSize.Width;
var scaleH = availableSize.Height / imageSize.Height;
var scale = Math.Min(scaleW, scaleH);
return new Size(scale * imageSize.Width, scale * imageSize.Height);
}
return availableSize;
}
}
public class ImageSwipeControl : ImageContainer
{
public static readonly StyledProperty<double> AlphaProperty =
AvaloniaProperty.Register<ImageSwipeControl, double>(nameof(Alpha), 0.5);
public double Alpha
{
get => GetValue(AlphaProperty);
set => SetValue(AlphaProperty, value);
}
public static readonly StyledProperty<Bitmap> OldImageProperty =
AvaloniaProperty.Register<ImageSwipeControl, Bitmap>(nameof(OldImage));
public Bitmap OldImage
{
get => GetValue(OldImageProperty);
set => SetValue(OldImageProperty, value);
}
public static readonly StyledProperty<Bitmap> NewImageProperty =
AvaloniaProperty.Register<ImageSwipeControl, Bitmap>(nameof(NewImage));
public Bitmap NewImage
{
get => GetValue(NewImageProperty);
set => SetValue(NewImageProperty, value);
}
static ImageSwipeControl()
{
AffectsMeasure<ImageSwipeControl>(OldImageProperty, NewImageProperty);
AffectsRender<ImageSwipeControl>(AlphaProperty);
}
public override void Render(DrawingContext context)
{
base.Render(context);
var alpha = Alpha;
var w = Bounds.Width;
var h = Bounds.Height;
var x = w * alpha;
var left = OldImage;
if (left != null && alpha > 0)
{
var src = new Rect(0, 0, left.Size.Width * alpha, left.Size.Height);
var dst = new Rect(0, 0, x, h);
context.DrawImage(left, src, dst);
}
var right = NewImage;
if (right != null && alpha < 1)
{
var src = new Rect(right.Size.Width * alpha, 0, right.Size.Width * (1 - alpha), right.Size.Height);
var dst = new Rect(x, 0, w - x, h);
context.DrawImage(right, src, dst);
}
context.DrawLine(new Pen(Brushes.DarkGreen, 2), new Point(x, 0), new Point(x, Bounds.Height));
}
protected override void OnPointerPressed(PointerPressedEventArgs e)
{
base.OnPointerPressed(e);
var p = e.GetPosition(this);
var hitbox = new Rect(Math.Max(Bounds.Width * Alpha - 2, 0), 0, 4, Bounds.Height);
var pointer = e.GetCurrentPoint(this);
if (pointer.Properties.IsLeftButtonPressed && hitbox.Contains(p))
{
_pressedOnSlider = true;
Cursor = new Cursor(StandardCursorType.SizeWestEast);
e.Pointer.Capture(this);
e.Handled = true;
}
}
protected override void OnPointerReleased(PointerReleasedEventArgs e)
{
base.OnPointerReleased(e);
_pressedOnSlider = false;
}
protected override void OnPointerMoved(PointerEventArgs e)
{
var w = Bounds.Width;
var p = e.GetPosition(this);
if (_pressedOnSlider)
{
SetCurrentValue(AlphaProperty, Math.Clamp(p.X, 0, w) / w);
}
else
{
var hitbox = new Rect(Math.Max(w * Alpha - 2, 0), 0, 4, Bounds.Height);
if (hitbox.Contains(p))
{
if (!_lastInSlider)
{
_lastInSlider = true;
Cursor = new Cursor(StandardCursorType.SizeWestEast);
}
}
else
{
if (_lastInSlider)
{
_lastInSlider = false;
Cursor = null;
}
}
}
}
protected override Size MeasureOverride(Size availableSize)
{
var left = OldImage;
var right = NewImage;
if (left == null)
return right == null ? availableSize : GetDesiredSize(right.Size, availableSize);
if (right == null)
return GetDesiredSize(left.Size, availableSize);
var ls = GetDesiredSize(left.Size, availableSize);
var rs = GetDesiredSize(right.Size, availableSize);
return ls.Width > rs.Width ? ls : rs;
}
private Size GetDesiredSize(Size img, Size available)
{
var sw = available.Width / img.Width;
var sh = available.Height / img.Height;
var scale = Math.Min(sw, sh);
return new Size(scale * img.Width, scale * img.Height);
}
private bool _pressedOnSlider = false;
private bool _lastInSlider = false;
}
public class ImageBlendControl : ImageContainer
{
public static readonly StyledProperty<double> AlphaProperty =
AvaloniaProperty.Register<ImageBlendControl, double>(nameof(Alpha), 1.0);
public double Alpha
{
get => GetValue(AlphaProperty);
set => SetValue(AlphaProperty, value);
}
public static readonly StyledProperty<Bitmap> OldImageProperty =
AvaloniaProperty.Register<ImageBlendControl, Bitmap>(nameof(OldImage));
public Bitmap OldImage
{
get => GetValue(OldImageProperty);
set => SetValue(OldImageProperty, value);
}
public static readonly StyledProperty<Bitmap> NewImageProperty =
AvaloniaProperty.Register<ImageBlendControl, Bitmap>(nameof(NewImage));
public Bitmap NewImage
{
get => GetValue(NewImageProperty);
set => SetValue(NewImageProperty, value);
}
static ImageBlendControl()
{
AffectsMeasure<ImageBlendControl>(OldImageProperty, NewImageProperty);
AffectsRender<ImageBlendControl>(AlphaProperty);
}
public override void Render(DrawingContext context)
{
base.Render(context);
var rect = new Rect(0, 0, Bounds.Width, Bounds.Height);
var alpha = Alpha;
var left = OldImage;
var right = NewImage;
var drawLeft = left != null && alpha < 1.0;
var drawRight = right != null && alpha > 0;
if (drawLeft && drawRight)
{
using (var rt = new RenderTargetBitmap(right.PixelSize, right.Dpi))
{
var rtRect = new Rect(rt.Size);
using (var dc = rt.CreateDrawingContext())
{
using (dc.PushRenderOptions(RO_SRC))
using (dc.PushOpacity(1 - alpha))
dc.DrawImage(left, rtRect);
using (dc.PushRenderOptions(RO_DST))
using (dc.PushOpacity(alpha))
dc.DrawImage(right, rtRect);
}
context.DrawImage(rt, rtRect, rect);
}
}
else if (drawLeft)
{
using (context.PushOpacity(1 - alpha))
context.DrawImage(left, rect);
}
else if (drawRight)
{
using (context.PushOpacity(alpha))
context.DrawImage(right, rect);
}
}
protected override Size MeasureOverride(Size availableSize)
{
var left = OldImage;
var right = NewImage;
if (left == null)
return right == null ? availableSize : GetDesiredSize(right.Size, availableSize);
if (right == null)
return GetDesiredSize(left.Size, availableSize);
var ls = GetDesiredSize(left.Size, availableSize);
var rs = GetDesiredSize(right.Size, availableSize);
return ls.Width > rs.Width ? ls : rs;
}
private Size GetDesiredSize(Size img, Size available)
{
var sw = available.Width / img.Width;
var sh = available.Height / img.Height;
var scale = Math.Min(sw, sh);
return new Size(scale * img.Width, scale * img.Height);
}
private static readonly RenderOptions RO_SRC = new RenderOptions() { BitmapBlendingMode = BitmapBlendingMode.Source, BitmapInterpolationMode = BitmapInterpolationMode.HighQuality };
private static readonly RenderOptions RO_DST = new RenderOptions() { BitmapBlendingMode = BitmapBlendingMode.Plus, BitmapInterpolationMode = BitmapInterpolationMode.HighQuality };
}
}

View file

@ -28,17 +28,14 @@
</Border>
<TextBlock Classes="primary" Text="{Binding OldImageSize}" Margin="8,0,0,0"/>
<TextBlock Classes="primary" Text="{Binding OldFileSize}" Foreground="{DynamicResource Brush.FG2}" Margin="16,0,0,0" HorizontalAlignment="Right"/>
<TextBlock Classes="primary" Text="{Binding OldFileSize}" Foreground="{DynamicResource Brush.FG2}" Margin="16,0,0,0"/>
<TextBlock Classes="primary" Text="{DynamicResource Text.Bytes}" Foreground="{DynamicResource Brush.FG2}" Margin="2,0,0,0"/>
</StackPanel>
<Border Grid.Row="1" Margin="0,12,0,0" Effect="drop-shadow(0 0 8 #A0000000)">
<Border Background="{DynamicResource Brush.Popup}" HorizontalAlignment="Center" Padding="8">
<Border BorderThickness="1" BorderBrush="{DynamicResource Brush.Border1}">
<Grid>
<v:ImageContainer/>
<Image Source="{Binding Old}" Stretch="Uniform" VerticalAlignment="Center"/>
</Grid>
<v:ImageView Image="{Binding Old}"/>
</Border>
</Border>
</Border>
@ -51,17 +48,14 @@
</Border>
<TextBlock Classes="primary" Text="{Binding NewImageSize}" Margin="8,0,0,0"/>
<TextBlock Classes="primary" Text="{Binding NewFileSize}" Foreground="{DynamicResource Brush.FG2}" Margin="16,0,0,0" HorizontalAlignment="Right"/>
<TextBlock Classes="primary" Text="{Binding NewFileSize}" Foreground="{DynamicResource Brush.FG2}" Margin="16,0,0,0"/>
<TextBlock Classes="primary" Text="{DynamicResource Text.Bytes}" Foreground="{DynamicResource Brush.FG2}" Margin="2,0,0,0"/>
</StackPanel>
<Border Grid.Row="1" Margin="0,12,0,0" Effect="drop-shadow(0 0 8 #A0000000)">
<Border Background="{DynamicResource Brush.Popup}" HorizontalAlignment="Center" Padding="8">
<Border BorderThickness="1" BorderBrush="{DynamicResource Brush.Border1}">
<Grid>
<v:ImageContainer/>
<Image Source="{Binding New}" Stretch="Uniform" VerticalAlignment="Center"/>
</Grid>
<v:ImageView Image="{Binding New}"/>
</Border>
</Border>
</Border>
@ -96,7 +90,7 @@
<Border Grid.Row="1" Margin="0,12,0,0" Effect="drop-shadow(0 0 8 #A0000000)">
<Border HorizontalAlignment="Center" Background="{DynamicResource Brush.Window}">
<Border BorderThickness="1" BorderBrush="{DynamicResource Brush.Border1}" Margin="8">
<v:ImagesSwipeControl OldImage="{Binding Old}"
<v:ImageSwipeControl OldImage="{Binding Old}"
NewImage="{Binding New}"
RenderOptions.BitmapInterpolationMode="HighQuality"/>
</Border>

View file

@ -5,300 +5,12 @@ using Avalonia.Controls;
using Avalonia.Input;
using Avalonia.Media;
using Avalonia.Media.Imaging;
using Avalonia.Styling;
namespace SourceGit.Views
{
public class ImageContainer : Control
{
public override void Render(DrawingContext context)
{
if (_bgBrush == null)
{
var maskBrush = new SolidColorBrush(ActualThemeVariant == ThemeVariant.Dark ? 0xFF404040 : 0xFFBBBBBB);
var bg = new DrawingGroup()
{
Children =
{
new GeometryDrawing() { Brush = maskBrush, Geometry = new RectangleGeometry(new Rect(0, 0, 12, 12)) },
new GeometryDrawing() { Brush = maskBrush, Geometry = new RectangleGeometry(new Rect(12, 12, 12, 12)) },
}
};
_bgBrush = new DrawingBrush(bg)
{
AlignmentX = AlignmentX.Left,
AlignmentY = AlignmentY.Top,
DestinationRect = new RelativeRect(new Size(24, 24), RelativeUnit.Absolute),
Stretch = Stretch.None,
TileMode = TileMode.Tile,
};
}
context.FillRectangle(_bgBrush, new Rect(Bounds.Size));
}
protected override void OnPropertyChanged(AvaloniaPropertyChangedEventArgs change)
{
base.OnPropertyChanged(change);
if (change.Property.Name == "ActualThemeVariant")
{
_bgBrush = null;
InvalidateVisual();
}
}
private DrawingBrush _bgBrush = null;
}
public class ImagesSwipeControl : ImageContainer
{
public static readonly StyledProperty<double> AlphaProperty =
AvaloniaProperty.Register<ImagesSwipeControl, double>(nameof(Alpha), 0.5);
public double Alpha
{
get => GetValue(AlphaProperty);
set => SetValue(AlphaProperty, value);
}
public static readonly StyledProperty<Bitmap> OldImageProperty =
AvaloniaProperty.Register<ImagesSwipeControl, Bitmap>(nameof(OldImage));
public Bitmap OldImage
{
get => GetValue(OldImageProperty);
set => SetValue(OldImageProperty, value);
}
public static readonly StyledProperty<Bitmap> NewImageProperty =
AvaloniaProperty.Register<ImagesSwipeControl, Bitmap>(nameof(NewImage));
public Bitmap NewImage
{
get => GetValue(NewImageProperty);
set => SetValue(NewImageProperty, value);
}
static ImagesSwipeControl()
{
AffectsMeasure<ImagesSwipeControl>(OldImageProperty, NewImageProperty);
AffectsRender<ImagesSwipeControl>(AlphaProperty);
}
public override void Render(DrawingContext context)
{
base.Render(context);
var alpha = Alpha;
var w = Bounds.Width;
var h = Bounds.Height;
var x = w * alpha;
var left = OldImage;
if (left != null && alpha > 0)
{
var src = new Rect(0, 0, left.Size.Width * alpha, left.Size.Height);
var dst = new Rect(0, 0, x, h);
context.DrawImage(left, src, dst);
}
var right = NewImage;
if (right != null && alpha < 1)
{
var src = new Rect(right.Size.Width * alpha, 0, right.Size.Width * (1 - alpha), right.Size.Height);
var dst = new Rect(x, 0, w - x, h);
context.DrawImage(right, src, dst);
}
context.DrawLine(new Pen(Brushes.DarkGreen, 2), new Point(x, 0), new Point(x, Bounds.Height));
}
protected override void OnPointerPressed(PointerPressedEventArgs e)
{
base.OnPointerPressed(e);
var p = e.GetPosition(this);
var hitbox = new Rect(Math.Max(Bounds.Width * Alpha - 2, 0), 0, 4, Bounds.Height);
var pointer = e.GetCurrentPoint(this);
if (pointer.Properties.IsLeftButtonPressed && hitbox.Contains(p))
{
_pressedOnSlider = true;
Cursor = new Cursor(StandardCursorType.SizeWestEast);
e.Pointer.Capture(this);
e.Handled = true;
}
}
protected override void OnPointerReleased(PointerReleasedEventArgs e)
{
base.OnPointerReleased(e);
_pressedOnSlider = false;
}
protected override void OnPointerMoved(PointerEventArgs e)
{
var w = Bounds.Width;
var p = e.GetPosition(this);
if (_pressedOnSlider)
{
SetCurrentValue(AlphaProperty, Math.Clamp(p.X, 0, w) / w);
}
else
{
var hitbox = new Rect(Math.Max(w * Alpha - 2, 0), 0, 4, Bounds.Height);
if (hitbox.Contains(p))
{
if (!_lastInSlider)
{
_lastInSlider = true;
Cursor = new Cursor(StandardCursorType.SizeWestEast);
}
}
else
{
if (_lastInSlider)
{
_lastInSlider = false;
Cursor = null;
}
}
}
}
protected override Size MeasureOverride(Size availableSize)
{
var left = OldImage;
var right = NewImage;
if (left == null)
return right == null ? availableSize : GetDesiredSize(right.Size, availableSize);
if (right == null)
return GetDesiredSize(left.Size, availableSize);
var ls = GetDesiredSize(left.Size, availableSize);
var rs = GetDesiredSize(right.Size, availableSize);
return ls.Width > rs.Width ? ls : rs;
}
private Size GetDesiredSize(Size img, Size available)
{
var sw = available.Width / img.Width;
var sh = available.Height / img.Height;
var scale = Math.Min(sw, sh);
return new Size(scale * img.Width, scale * img.Height);
}
private bool _pressedOnSlider = false;
private bool _lastInSlider = false;
}
public class ImageBlendControl : ImageContainer
{
public static readonly StyledProperty<double> AlphaProperty =
AvaloniaProperty.Register<ImageBlendControl, double>(nameof(Alpha), 1.0);
public double Alpha
{
get => GetValue(AlphaProperty);
set => SetValue(AlphaProperty, value);
}
public static readonly StyledProperty<Bitmap> OldImageProperty =
AvaloniaProperty.Register<ImageBlendControl, Bitmap>(nameof(OldImage));
public Bitmap OldImage
{
get => GetValue(OldImageProperty);
set => SetValue(OldImageProperty, value);
}
public static readonly StyledProperty<Bitmap> NewImageProperty =
AvaloniaProperty.Register<ImageBlendControl, Bitmap>(nameof(NewImage));
public Bitmap NewImage
{
get => GetValue(NewImageProperty);
set => SetValue(NewImageProperty, value);
}
static ImageBlendControl()
{
AffectsMeasure<ImageBlendControl>(OldImageProperty, NewImageProperty);
AffectsRender<ImageBlendControl>(AlphaProperty);
}
public override void Render(DrawingContext context)
{
base.Render(context);
var rect = new Rect(0, 0, Bounds.Width, Bounds.Height);
var alpha = Alpha;
var left = OldImage;
var right = NewImage;
var drawLeft = left != null && alpha < 1.0;
var drawRight = right != null && alpha > 0;
if (drawLeft && drawRight)
{
using (var rt = new RenderTargetBitmap(right.PixelSize, right.Dpi))
{
var rtRect = new Rect(rt.Size);
using (var dc = rt.CreateDrawingContext())
{
using (dc.PushRenderOptions(RO_SRC))
using (dc.PushOpacity(1 - alpha))
dc.DrawImage(left, rtRect);
using (dc.PushRenderOptions(RO_DST))
using (dc.PushOpacity(alpha))
dc.DrawImage(right, rtRect);
}
context.DrawImage(rt, rtRect, rect);
}
}
else if (drawLeft)
{
using (context.PushOpacity(1 - alpha))
context.DrawImage(left, rect);
}
else if (drawRight)
{
using (context.PushOpacity(alpha))
context.DrawImage(right, rect);
}
}
protected override Size MeasureOverride(Size availableSize)
{
var left = OldImage;
var right = NewImage;
if (left == null)
return right == null ? availableSize : GetDesiredSize(right.Size, availableSize);
if (right == null)
return GetDesiredSize(left.Size, availableSize);
var ls = GetDesiredSize(left.Size, availableSize);
var rs = GetDesiredSize(right.Size, availableSize);
return ls.Width > rs.Width ? ls : rs;
}
private Size GetDesiredSize(Size img, Size available)
{
var sw = available.Width / img.Width;
var sh = available.Height / img.Height;
var scale = Math.Min(sw, sh);
return new Size(scale * img.Width, scale * img.Height);
}
private static readonly RenderOptions RO_SRC = new RenderOptions() { BitmapBlendingMode = BitmapBlendingMode.Source, BitmapInterpolationMode = BitmapInterpolationMode.HighQuality };
private static readonly RenderOptions RO_DST = new RenderOptions() { BitmapBlendingMode = BitmapBlendingMode.Plus, BitmapInterpolationMode = BitmapInterpolationMode.HighQuality };
}
public partial class ImageDiffView : UserControl
{

View file

@ -23,16 +23,25 @@
</DataTemplate>
<DataTemplate DataType="m:RevisionImageFile">
<Border Margin="0,8" VerticalAlignment="Center" HorizontalAlignment="Center" Effect="drop-shadow(0 0 8 #A0000000)">
<Grid RowDefinitions="*,Auto" Margin="0,8" VerticalAlignment="Center" HorizontalAlignment="Center">
<Border Grid.Row="0" Effect="drop-shadow(0 0 8 #A0000000)">
<Border Background="{DynamicResource Brush.Window}">
<Border BorderThickness="1" BorderBrush="{DynamicResource Brush.Border1}" Margin="8">
<Grid>
<v:ImageContainer/>
<Image Source="{Binding Image}" Stretch="Uniform" VerticalAlignment="Center" RenderOptions.BitmapInterpolationMode="HighQuality"/>
<v:ImageView Image="{Binding Image}"/>
</Border>
</Border>
</Border>
<StackPanel Grid.Row="1" Margin="0,8,0,0" Orientation="Horizontal" HorizontalAlignment="Center">
<Border Height="16" Background="Green" CornerRadius="8" VerticalAlignment="Center">
<TextBlock Classes="primary" Text="{Binding ImageType}" Margin="8,0" FontSize="10" Foreground="{DynamicResource Brush.BadgeFG}"/>
</Border>
<TextBlock Classes="primary" Text="{Binding ImageSize}" Margin="8,0,0,0"/>
<TextBlock Classes="primary" Text="{Binding FileSize}" Foreground="{DynamicResource Brush.FG2}" Margin="8,0,0,0"/>
<TextBlock Classes="primary" Text="{DynamicResource Text.Bytes}" Foreground="{DynamicResource Brush.FG2}" Margin="2,0,0,0"/>
</StackPanel>
</Grid>
</Border>
</Border>
</Border>
</DataTemplate>
<DataTemplate DataType="m:RevisionLFSObject">