Steven Kirk
9 years ago
52 changed files with 668 additions and 192 deletions
@ -1,6 +1,4 @@ |
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<Project DefaultTargets="Build" xmlns="http://schemas.microsoft.com/developer/msbuild/2003"> |
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<ItemGroup> |
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<PackageReference Include="System.Threading.ThreadPool" Version="4.3.0" /> |
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<PackageReference Include="Microsoft.Extensions.DependencyModel" Version="1.1.0" /> |
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</ItemGroup> |
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</Project> |
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@ -1,42 +0,0 @@ |
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using System; |
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using System.Collections.Generic; |
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using System.Diagnostics; |
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using System.Linq; |
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using System.Reflection; |
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using System.Text; |
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using System.Threading.Tasks; |
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using Microsoft.DotNet.PlatformAbstractions; |
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using Microsoft.Extensions.DependencyModel; |
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namespace Avalonia.Shared.PlatformSupport |
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{ |
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internal partial class StandardRuntimePlatform |
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{ |
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private static readonly Lazy<Assembly[]> Assemblies = new Lazy<Assembly[]>(LoadAssemblies); |
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public Assembly[] GetLoadedAssemblies() => Assemblies.Value; |
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static Assembly[] LoadAssemblies() |
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{ |
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var assemblies = new List<Assembly>(); |
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// Mostly copy-pasted from (MIT):
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// https://github.com/StefH/System.AppDomain.Core/blob/0b35e676c2721aa367b96e62eb52c97ee0b43a70/src/System.AppDomain.NetCoreApp/AppDomain.cs
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foreach (var assemblyName in |
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DependencyContext.Default.GetRuntimeAssemblyNames(RuntimeEnvironment.GetRuntimeIdentifier())) |
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{ |
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try |
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{ |
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var assembly = Assembly.Load(assemblyName); |
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// just load all types and skip this assembly if one or more types cannot be resolved
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assembly.DefinedTypes.ToArray(); |
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assemblies.Add(assembly); |
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} |
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catch (Exception ex) |
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{ |
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Debug.Write(ex.Message); |
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} |
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} |
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return assemblies.ToArray(); |
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} |
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} |
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} |
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@ -0,0 +1,26 @@ |
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using System; |
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using Avalonia.Media; |
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using Avalonia.Platform; |
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namespace Avalonia.Rendering.SceneGraph |
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{ |
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/// <summary>
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/// Base class for draw operations that have bounds.
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/// </summary>
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internal abstract class DrawOperation : IDrawOperation |
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{ |
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public DrawOperation(Rect bounds, Matrix transform, Pen pen) |
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{ |
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bounds = bounds.Inflate((pen?.Thickness ?? 0) / 2).TransformToAABB(transform); |
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Bounds = new Rect( |
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new Point(Math.Floor(bounds.X), Math.Floor(bounds.Y)), |
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new Point(Math.Ceiling(bounds.Right), Math.Ceiling(bounds.Bottom))); |
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} |
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public Rect Bounds { get; } |
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public abstract bool HitTest(Point p); |
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public abstract void Render(IDrawingContextImpl context); |
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} |
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} |
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@ -0,0 +1,38 @@ |
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using System; |
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using System.Runtime.InteropServices; |
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using Avalonia.Platform; |
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namespace Avalonia.Gtk3.Interop |
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{ |
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class ManagedCairoSurface : IDisposable |
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{ |
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public IntPtr Buffer { get; private set; } |
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public CairoSurface Surface { get; private set; } |
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public int Stride { get; private set; } |
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private int _size; |
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private IRuntimePlatform _plat; |
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private IUnmanagedBlob _blob; |
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public ManagedCairoSurface(int width, int height) |
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{ |
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_plat = AvaloniaLocator.Current.GetService<IRuntimePlatform>(); |
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Stride = width * 4; |
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_size = height * Stride; |
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_blob = _plat.AllocBlob(_size * 2); |
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Buffer = _blob.Address; |
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Surface = Native.CairoImageSurfaceCreateForData(Buffer, 1, width, height, Stride); |
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} |
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public void Dispose() |
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{ |
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if (Buffer != IntPtr.Zero) |
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{ |
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Surface.Dispose(); |
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_blob.Dispose(); |
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Buffer = IntPtr.Zero; |
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} |
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} |
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} |
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} |
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@ -0,0 +1,54 @@ |
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using System; |
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using System.Runtime.InteropServices; |
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namespace Avalonia.Gtk3 |
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{ |
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class X11 |
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{ |
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[DllImport("libX11.so.6")] |
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public static extern IntPtr XOpenDisplay(IntPtr name); |
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[DllImport("libX11.so.6")] |
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public static extern IntPtr XFreeGC(IntPtr display, IntPtr gc); |
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[DllImport("libX11.so.6")] |
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public static extern IntPtr XCreateGC(IntPtr display, IntPtr drawable, ulong valuemask, IntPtr values); |
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[DllImport("libX11.so.6")] |
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public static extern int XInitImage(ref XImage image); |
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[DllImport("libX11.so.6")] |
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public static extern int XDestroyImage(ref XImage image); |
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[DllImport("libX11.so.6")] |
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public static extern IntPtr XSetErrorHandler(XErrorHandler handler); |
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public delegate int XErrorHandler(IntPtr display, IntPtr error); |
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[DllImport("libX11.so.6")] |
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public static extern int XPutImage(IntPtr display, IntPtr drawable, IntPtr gc, ref XImage image, |
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int srcx, int srcy, int destx, int desty, uint width, uint height); |
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public unsafe struct XImage |
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{ |
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public int width, height; /* size of image */ |
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public int xoffset; /* number of pixels offset in X direction */ |
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public int format; /* XYBitmap, XYPixmap, ZPixmap */ |
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public IntPtr data; /* pointer to image data */ |
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public int byte_order; /* data byte order, LSBFirst, MSBFirst */ |
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public int bitmap_unit; /* quant. of scanline 8, 16, 32 */ |
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public int bitmap_bit_order; /* LSBFirst, MSBFirst */ |
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public int bitmap_pad; /* 8, 16, 32 either XY or ZPixmap */ |
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public int depth; /* depth of image */ |
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public int bytes_per_line; /* accelerator to next scanline */ |
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public int bits_per_pixel; /* bits per pixel (ZPixmap) */ |
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public ulong red_mask; /* bits in z arrangement */ |
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public ulong green_mask; |
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public ulong blue_mask; |
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private fixed byte funcs[128]; |
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} |
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} |
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} |
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@ -0,0 +1,55 @@ |
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using System; |
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using System.Runtime.InteropServices; |
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using Avalonia.Platform; |
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namespace Avalonia.Gtk3 |
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{ |
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class X11Framebuffer : ILockedFramebuffer |
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{ |
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private readonly IntPtr _display; |
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private readonly IntPtr _xid; |
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private IUnmanagedBlob _blob; |
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public X11Framebuffer(IntPtr display, IntPtr xid, int width, int height, int factor) |
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{ |
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_display = display; |
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_xid = xid; |
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Width = width*factor; |
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Height = height*factor; |
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RowBytes = Width * 4; |
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Dpi = new Vector(96, 96) * factor; |
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Format = PixelFormat.Bgra8888; |
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_blob = AvaloniaLocator.Current.GetService<IRuntimePlatform>().AllocBlob(RowBytes * Height); |
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Address = _blob.Address; |
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} |
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public void Dispose() |
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{ |
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var image = new X11.XImage(); |
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int bitsPerPixel = 32; |
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image.width = Width; |
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image.height = Height; |
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image.format = 2; //ZPixmap;
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image.data = Address; |
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image.byte_order = 0;// LSBFirst;
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image.bitmap_unit = bitsPerPixel; |
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image.bitmap_bit_order = 0;// LSBFirst;
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image.bitmap_pad = bitsPerPixel; |
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image.depth = 24; |
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image.bytes_per_line = RowBytes - Width * 4; |
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image.bits_per_pixel = bitsPerPixel; |
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X11.XInitImage(ref image); |
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var gc = X11.XCreateGC(_display, _xid, 0, IntPtr.Zero); |
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X11.XPutImage(_display, _xid, gc, ref image, 0, 0, 0, 0, (uint) Width, (uint) Height); |
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X11.XFreeGC(_display, gc); |
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_blob.Dispose(); |
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} |
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public IntPtr Address { get; } |
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public int Width { get; } |
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public int Height { get; } |
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public int RowBytes { get; } |
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public Vector Dpi { get; } |
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public PixelFormat Format { get; } |
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} |
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} |
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@ -0,0 +1,84 @@ |
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using System; |
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using System.Collections.Generic; |
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using System.Text; |
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using Avalonia.Controls.Platform.Surfaces; |
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using Avalonia.Direct2D1.Media; |
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using Avalonia.Direct2D1.Media.Imaging; |
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using Avalonia.Platform; |
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using Avalonia.Rendering; |
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using Avalonia.Win32.Interop; |
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using SharpDX.Direct2D1; |
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using SharpDX.WIC; |
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using PixelFormat = Avalonia.Platform.PixelFormat; |
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namespace Avalonia.Direct2D1 |
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{ |
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class FramebufferShimRenderTarget : IRenderTarget |
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{ |
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private readonly IFramebufferPlatformSurface _surface; |
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private readonly ImagingFactory _imagingFactory; |
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private readonly Factory _d2DFactory; |
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private readonly SharpDX.DirectWrite.Factory _dwriteFactory; |
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public FramebufferShimRenderTarget(IFramebufferPlatformSurface surface, |
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ImagingFactory imagingFactory, Factory d2dFactory, SharpDX.DirectWrite.Factory dwriteFactory) |
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{ |
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_surface = surface; |
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_imagingFactory = imagingFactory; |
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_d2DFactory = d2dFactory; |
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_dwriteFactory = dwriteFactory; |
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} |
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public void Dispose() |
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{ |
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} |
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public IDrawingContextImpl CreateDrawingContext(IVisualBrushRenderer visualBrushRenderer) |
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{ |
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var locked = _surface.Lock(); |
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if (locked.Format == PixelFormat.Rgb565) |
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{ |
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locked.Dispose(); |
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throw new ArgumentException("Unsupported pixel format: " + locked.Format); |
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} |
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return new FramebufferShim(locked, _imagingFactory, _d2DFactory, _dwriteFactory) |
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.CreateDrawingContext(visualBrushRenderer); |
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} |
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class FramebufferShim : RenderTargetBitmapImpl |
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{ |
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private readonly ILockedFramebuffer _target; |
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public FramebufferShim(ILockedFramebuffer target, |
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ImagingFactory imagingFactory, Factory d2dFactory, SharpDX.DirectWrite.Factory dwriteFactory |
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) : base(imagingFactory, d2dFactory, dwriteFactory, |
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target.Width, target.Height, target.Dpi.X, target.Dpi.Y, target.Format) |
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{ |
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_target = target; |
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} |
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public override IDrawingContextImpl CreateDrawingContext(IVisualBrushRenderer visualBrushRenderer) |
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{ |
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return base.CreateDrawingContext(visualBrushRenderer, () => |
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{ |
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using (var l = WicImpl.Lock(BitmapLockFlags.Read)) |
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{ |
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for (var y = 0; y < _target.Height; y++) |
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{ |
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UnmanagedMethods.CopyMemory( |
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_target.Address + _target.RowBytes * y, |
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l.Data.DataPointer + l.Stride * y, |
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(uint) Math.Min(l.Stride, _target.RowBytes)); |
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} |
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} |
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Dispose(); |
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_target.Dispose(); |
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}); |
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} |
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} |
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} |
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} |
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@ -0,0 +1,55 @@ |
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using System; |
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using Avalonia.Media; |
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using Avalonia.Platform; |
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using Avalonia.Rendering.SceneGraph; |
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using Xunit; |
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namespace Avalonia.Visuals.UnitTests.Rendering.SceneGraph |
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{ |
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public class DrawOperationTests |
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{ |
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[Fact] |
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public void Empty_Bounds_Remain_Empty() |
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{ |
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var target = new TestDrawOperation(Rect.Empty, Matrix.Identity, null); |
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Assert.Equal(Rect.Empty, target.Bounds); |
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} |
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[Theory] |
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[InlineData(10, 10, 10, 10, 1, 1, 1, 9, 9, 12, 12)] |
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[InlineData(10, 10, 10, 10, 1, 1, 2, 9, 9, 12, 12)] |
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[InlineData(10, 10, 10, 10, 1.5, 1.5, 1, 14, 14, 17, 17)] |
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public void Rectangle_Bounds_Are_Snapped_To_Pixels( |
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double x, |
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double y, |
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double width, |
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double height, |
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double scaleX, |
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double scaleY, |
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double? penThickness, |
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double expectedX, |
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double expectedY, |
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double expectedWidth, |
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double expectedHeight) |
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{ |
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var target = new TestDrawOperation( |
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new Rect(x, y, width, height), |
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Matrix.CreateScale(scaleX, scaleY), |
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penThickness.HasValue ? new Pen(Brushes.Black, penThickness.Value) : null); |
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Assert.Equal(new Rect(expectedX, expectedY, expectedWidth, expectedHeight), target.Bounds); |
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} |
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private class TestDrawOperation : DrawOperation |
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{ |
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public TestDrawOperation(Rect bounds, Matrix transform, Pen pen) |
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:base(bounds, transform, pen) |
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{ |
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} |
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public override bool HitTest(Point p) => false; |
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public override void Render(IDrawingContextImpl context) { } |
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} |
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} |
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} |
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After Width: | Height: | Size: 800 B |
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After Width: | Height: | Size: 786 B |
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After Width: | Height: | Size: 800 B |
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