public static SKData Create(IntPtr address, int length, SKDataReleaseDelegate releaseProc, object context)
{
if (releaseProc == null)
{
return(GetObject <SKData> (SkiaApi.sk_data_new_with_proc(address, (IntPtr)length, IntPtr.Zero, IntPtr.Zero)));
}
else
{
var ctx = new NativeDelegateContext(context, releaseProc);
return(GetObject <SKData> (SkiaApi.sk_data_new_with_proc(address, (IntPtr)length, releaseDelegate, ctx.NativeContext)));
}
}
public bool InstallPixels(SKImageInfo info, IntPtr pixels, int rowBytes, SKColorTable ctable, SKBitmapReleaseDelegate releaseProc, object context)
{
IntPtr ct = ctable == null ? IntPtr.Zero : ctable.Handle;
if (releaseProc == null)
{
return(SkiaApi.sk_bitmap_install_pixels(Handle, ref info, pixels, (IntPtr)rowBytes, ct, IntPtr.Zero, IntPtr.Zero));
}
else
{
var ctx = new NativeDelegateContext(context, releaseProc);
return(SkiaApi.sk_bitmap_install_pixels(Handle, ref info, pixels, (IntPtr)rowBytes, ct, releaseDelegate, ctx.NativeContext));
}
}
public bool InstallPixels(SKImageInfo info, IntPtr pixels, int rowBytes, SKBitmapReleaseDelegate releaseProc, object context)
{
var cinfo = SKImageInfoNative.FromManaged(ref info);
if (releaseProc == null)
{
return(SkiaApi.sk_bitmap_install_pixels(Handle, ref cinfo, pixels, (IntPtr)rowBytes, IntPtr.Zero, IntPtr.Zero));
}
else
{
var ctx = new NativeDelegateContext(context, releaseProc);
return(SkiaApi.sk_bitmap_install_pixels(Handle, ref cinfo, pixels, (IntPtr)rowBytes, releaseDelegate, ctx.NativeContext));
}
}
public static SKSurface Create(SKImageInfo info, IntPtr pixels, int rowBytes, SKSurfaceReleaseDelegate releaseProc, object context, SKSurfaceProperties props)
{
var cinfo = SKImageInfoNative.FromManaged(ref info);
if (releaseProc == null)
{
return(GetObject <SKSurface> (SkiaApi.sk_surface_new_raster_direct(ref cinfo, pixels, (IntPtr)rowBytes, IntPtr.Zero, IntPtr.Zero, props?.Handle ?? IntPtr.Zero)));
}
else
{
var ctx = new NativeDelegateContext(context, releaseProc);
return(GetObject <SKSurface> (SkiaApi.sk_surface_new_raster_direct(ref cinfo, pixels, (IntPtr)rowBytes, releaseDelegate, ctx.NativeContext, props?.Handle ?? IntPtr.Zero)));
}
}
public static GRGlInterface AssembleInterface(object context, GRGlGetProcDelegate get)
{
// if on Windows, try ANGLE
if (PlatformConfiguration.IsWindows)
{
var angle = AssembleAngleInterface(context, get);
if (angle != null)
{
return(angle);
}
}
// try the native default
using (var ctx = new NativeDelegateContext(context, get)) {
return(GetObject <GRGlInterface> (SkiaApi.gr_glinterface_assemble_interface(ctx.NativeContext, getProcDelegate)));
}
}
public static SKImage FromTexture(GRContext context, GRBackendTextureDesc desc, SKAlphaType alpha, SKImageTextureReleaseDelegate releaseProc, object releaseContext)
{
if (context == null)
{
throw new ArgumentNullException(nameof(context));
}
if (releaseProc == null)
{
return(GetObject <SKImage> (SkiaApi.sk_image_new_from_texture(context.Handle, ref desc, alpha, IntPtr.Zero, IntPtr.Zero, IntPtr.Zero)));
}
else
{
var ctx = new NativeDelegateContext(releaseContext, releaseProc);
return(GetObject <SKImage> (SkiaApi.sk_image_new_from_texture(context.Handle, ref desc, alpha, IntPtr.Zero, textureReleaseDelegate, ctx.NativeContext)));
}
}
public static SKImage FromPixels(SKPixmap pixmap, SKImageRasterReleaseDelegate releaseProc, object releaseContext)
{
if (pixmap == null)
{
throw new ArgumentNullException(nameof(pixmap));
}
if (releaseProc == null)
{
return(GetObject <SKImage> (SkiaApi.sk_image_new_raster(pixmap.Handle, IntPtr.Zero, IntPtr.Zero)));
}
else
{
var ctx = new NativeDelegateContext(releaseContext, releaseProc);
return(GetObject <SKImage> (SkiaApi.sk_image_new_raster(pixmap.Handle, rasterReleaseDelegate, ctx.NativeContext)));
}
}
public static SKImage FromTexture(GRContext context, GRBackendTexture texture, GRSurfaceOrigin origin, SKColorType colorType, SKAlphaType alpha, SKColorSpace colorspace, SKImageTextureReleaseDelegate releaseProc, object releaseContext)
{
if (context == null)
{
throw new ArgumentNullException(nameof(context));
}
if (texture == null)
{
throw new ArgumentNullException(nameof(texture));
}
var cs = colorspace == null ? IntPtr.Zero : colorspace.Handle;
if (releaseProc == null)
{
return(GetObject <SKImage> (SkiaApi.sk_image_new_from_texture(context.Handle, texture.Handle, origin, colorType, alpha, cs, IntPtr.Zero, IntPtr.Zero)));
}
else
{
var ctx = new NativeDelegateContext(releaseContext, releaseProc);
return(GetObject <SKImage> (SkiaApi.sk_image_new_from_texture(context.Handle, texture.Handle, origin, colorType, alpha, cs, textureReleaseDelegate, ctx.NativeContext)));
}
}
private static void SKBitmapReleaseInternal(IntPtr address, IntPtr context)
{
using (var ctx = NativeDelegateContext.Unwrap(context)) {
ctx.GetDelegate <SKBitmapReleaseDelegate> () (address, ctx.ManagedContext);
}
}
private static IntPtr GrGLGetProcInternal(IntPtr context, string name)
{
var ctx = NativeDelegateContext.Unwrap(context);
return(ctx.GetDelegate <GRGlGetProcDelegate> () (ctx.ManagedContext, name));
}
public static GRGlInterface AssembleGlesInterface(object context, GRGlGetProcDelegate get)
{
using (var ctx = new NativeDelegateContext(context, get)) {
return(GetObject <GRGlInterface> (SkiaApi.gr_glinterface_assemble_gles_interface(ctx.NativeContext, getProcDelegate)));
}
}
private static void TextureReleaseInternal(IntPtr context)
{
using (var ctx = NativeDelegateContext.Unwrap(context)) {
ctx.GetDelegate <SKImageTextureReleaseDelegate> () (ctx.ManagedContext);
}
}
private static void RasterReleaseInternal(IntPtr pixels, IntPtr context)
{
using (var ctx = NativeDelegateContext.Unwrap(context)) {
ctx.GetDelegate <SKImageRasterReleaseDelegate> () (pixels, ctx.ManagedContext);
}
}