public unsafe static SKDocument CreatePdf(SKWStream stream, SKDocumentPdfMetadata metadata, float dpi = DefaultRasterDpi)
{
if (stream == null)
{
throw new ArgumentNullException(nameof(stream));
}
using (var title = SKString.Create(metadata.Title))
using (var author = SKString.Create(metadata.Author))
using (var subject = SKString.Create(metadata.Subject))
using (var keywords = SKString.Create(metadata.Keywords))
using (var creator = SKString.Create(metadata.Creator))
using (var producer = SKString.Create(metadata.Producer)) {
var cmetadata = new SKDocumentPdfMetadataInternal {
Title = title?.Handle ?? IntPtr.Zero,
Author = author?.Handle ?? IntPtr.Zero,
Subject = subject?.Handle ?? IntPtr.Zero,
Keywords = keywords?.Handle ?? IntPtr.Zero,
Creator = creator?.Handle ?? IntPtr.Zero,
Producer = producer?.Handle ?? IntPtr.Zero
};
if (metadata.Creation != null)
{
var creation = SKTimeDateTimeInternal.Create(metadata.Creation.Value);
cmetadata.Creation = &creation;
}
if (metadata.Modified != null)
{
var modified = SKTimeDateTimeInternal.Create(metadata.Modified.Value);
cmetadata.Modified = &modified;
}
return(GetObject <SKDocument> (SkiaApi.sk_document_create_pdf_from_stream_with_metadata(stream.Handle, dpi, ref cmetadata)));
}
}
public bool Encode(SKWStream dst, SKEncodedImageFormat format, int quality)
{
using (new SKAutoLockPixels(this))
using (var pixmap = new SKPixmap()) {
return(PeekPixels(pixmap) && pixmap.Encode(dst, format, quality));
}
}
public bool CopyTo(SKWStream dst)
{
if (dst == null)
{
throw new ArgumentNullException(nameof(dst));
}
return(SkiaApi.sk_dynamicmemorywstream_write_to_stream(Handle, dst.Handle));
}
public static SKDocument CreatePdf (SKWStream stream, float dpi = DefaultRasterDpi)
{
if (stream == null) {
throw new ArgumentNullException (nameof(stream));
}
return GetObject<SKDocument> (SkiaApi.sk_document_create_pdf_from_stream(stream.Handle, dpi));
}
public static SKDocument CreatePdf(SKWStream stream)
{
if (stream == null)
{
throw new ArgumentNullException(nameof(stream));
}
return(Referenced(GetObject(SkiaApi.sk_document_create_pdf_from_stream(stream.Handle)), stream));
}
public bool Encode(SKWStream dst, SKEncodedImageFormat encoder, int quality)
{
if (dst == null)
{
throw new ArgumentNullException(nameof(dst));
}
return(SkiaApi.sk_pixmap_encode_image(dst.Handle, Handle, encoder, quality));
}
public static SKDocument CreatePdf(SKWStream stream, float dpi = DefaultRasterDpi)
{
if (stream == null)
{
throw new ArgumentNullException(nameof(stream));
}
return(GetObject <SKDocument> (SkiaApi.sk_document_create_pdf_from_stream(stream.Handle, dpi)));
}
public bool Encode(SKWStream dst, SKPngEncoderOptions options)
{
if (dst == null)
{
throw new ArgumentNullException(nameof(dst));
}
return(SkiaApi.sk_pngencoder_encode(dst.Handle, Handle, &options));
}
public void Serialize(SKWStream stream)
{
if (stream == null)
{
throw new ArgumentNullException(nameof(stream));
}
SkiaApi.sk_picture_serialize_to_stream(Handle, stream.Handle);
}
public static SKDocument CreateXps(SKWStream stream, float dpi)
{
if (stream == null)
{
throw new ArgumentNullException(nameof(stream));
}
return(Referenced(GetObject <SKDocument> (SkiaApi.sk_document_create_xps_from_stream(stream.Handle, dpi)), stream));
}
private static SKDocument Referenced(SKDocument doc, SKWStream stream)
{
if (stream != null && doc != null)
{
doc.underlyingStream = stream;
}
return(doc);
}
public static SKCanvas Create(SKRect bounds, SKWStream stream)
{
if (stream == null)
{
throw new ArgumentNullException(nameof(stream));
}
return(SKObject.Referenced(SKCanvas.GetObject(SkiaApi.sk_svgcanvas_create_with_stream(&bounds, stream.Handle)), stream));
}
public SKXmlStreamWriter(SKWStream stream)
: this(IntPtr.Zero, true)
{
if (stream == null)
{
throw new ArgumentNullException(nameof(stream));
}
Handle = SkiaApi.sk_xmlstreamwriter_new(stream.Handle);
}
public bool Encode(SKWStream dst, SKEncodedImageFormat format, int quality)
{
if (dst == null)
{
throw new ArgumentNullException(nameof(dst));
}
using var pixmap = PeekPixels();
return(pixmap?.Encode(dst, format, quality) ?? false);
}
public static bool Encode(SKWStream dst, SKPixmap src, SKPngEncoderOptions options)
{
if (dst == null)
{
throw new ArgumentNullException(nameof(dst));
}
if (src == null)
{
throw new ArgumentNullException(nameof(src));
}
return(src.Encode(dst, options));
}
public static bool Encode(SKWStream dst, SKPixmap src, SKPngEncoderOptions options)
{
if (dst == null)
{
throw new ArgumentNullException(nameof(dst));
}
if (src == null)
{
throw new ArgumentNullException(nameof(src));
}
return(SkiaApi.sk_pngencoder_encode(dst.Handle, src.Handle, options));
}
public static bool Encode(SKWStream dst, SKPixmap src, SKEncodedImageFormat encoder, int quality)
{
if (dst == null)
{
throw new ArgumentNullException(nameof(dst));
}
if (src == null)
{
throw new ArgumentNullException(nameof(src));
}
return(src.Encode(dst, encoder, quality));
}
public static SKCanvas Create(SKRect bounds, SKWStream stream)
{
if (stream == null)
{
throw new ArgumentNullException(nameof(stream));
}
// TODO: there seems to be a memory issue with things getting destroyed in the incorrect order
//return SKObject.Referenced (SKObject.GetObject<SKCanvas> (SkiaApi.sk_svgcanvas_create_with_stream (&bounds, stream.Handle)), stream);
var writer = new SKXmlStreamWriter(stream);
return(SKObject.Owned(SKCanvas.GetObject(SkiaApi.sk_svgcanvas_create_with_writer(&bounds, writer.Handle)), writer));
}
public static bool Encode(SKWStream dst, SKBitmap src, SKEncodedImageFormat format, int quality)
{
if (dst == null)
{
throw new ArgumentNullException(nameof(dst));
}
if (src == null)
{
throw new ArgumentNullException(nameof(src));
}
using (var pixmap = new SKPixmap()) {
return(src.PeekPixels(pixmap) && Encode(dst, pixmap, format, quality));
}
}
private static SKDocument Owned(SKDocument doc, SKWStream stream)
{
if (stream != null)
{
if (doc != null)
{
doc.SetDisposeChild(stream);
}
else
{
stream.Dispose();
}
}
return(doc);
}
public int CopyTo(SKWStream destination)
{
if (destination == null)
{
throw new ArgumentNullException(nameof(destination));
}
var total = 0;
int len;
using var buffer = Utils.RentArray <byte> (SKData.CopyBufferSize);
while ((len = stream.Read((byte[])buffer, 0, buffer.Length)) > 0)
{
destination.Write((byte[])buffer, len);
total += len;
}
destination.Flush();
return(total);
}
public static SKDocument CreatePdf(SKWStream stream, SKDocumentPdfMetadata metadata)
{
if (stream == null)
{
throw new ArgumentNullException(nameof(stream));
}
using (var title = SKString.Create(metadata.Title))
using (var author = SKString.Create(metadata.Author))
using (var subject = SKString.Create(metadata.Subject))
using (var keywords = SKString.Create(metadata.Keywords))
using (var creator = SKString.Create(metadata.Creator))
using (var producer = SKString.Create(metadata.Producer)) {
var cmetadata = new SKDocumentPdfMetadataInternal {
fTitle = title?.Handle ?? IntPtr.Zero,
fAuthor = author?.Handle ?? IntPtr.Zero,
fSubject = subject?.Handle ?? IntPtr.Zero,
fKeywords = keywords?.Handle ?? IntPtr.Zero,
fCreator = creator?.Handle ?? IntPtr.Zero,
fProducer = producer?.Handle ?? IntPtr.Zero,
fRasterDPI = metadata.RasterDpi,
fPDFA = metadata.PdfA ? (byte)1 : (byte)0,
fEncodingQuality = metadata.EncodingQuality,
};
SKTimeDateTimeInternal creation;
if (metadata.Creation != null)
{
creation = SKTimeDateTimeInternal.Create(metadata.Creation.Value);
cmetadata.fCreation = &creation;
}
SKTimeDateTimeInternal modified;
if (metadata.Modified != null)
{
modified = SKTimeDateTimeInternal.Create(metadata.Modified.Value);
cmetadata.fModified = &modified;
}
return(Referenced(GetObject <SKDocument> (SkiaApi.sk_document_create_pdf_from_stream_with_metadata(stream.Handle, &cmetadata)), stream));
}
}
public int CopyTo(SKWStream destination)
{
if (destination == null)
{
throw new ArgumentNullException(nameof(destination));
}
var total = 0;
int len;
var buffer = ArrayPool <byte> .Shared.Rent(SKData.CopyBufferSize);
try {
while ((len = stream.Read(buffer, 0, buffer.Length)) > 0)
{
destination.Write(buffer, len);
total += len;
}
} finally {
ArrayPool <byte> .Shared.Return(buffer);
}
destination.Flush();
return(total);
}
public bool Encode(SKWStream dst, SKEncodedImageFormat format, int quality)
{
return(SKPixmap.Encode(dst, this, format, quality));
}
public static SKDocument CreatePdf(SKWStream stream, SKDocumentPdfMetadata metadata, float dpi)
{
metadata.RasterDpi = dpi;
return(CreatePdf(stream, metadata));
}
public static SKDocument CreateXps(SKWStream stream) => CreateXps(stream, DefaultRasterDpi);
public static SKDocument CreatePdf(SKWStream stream, float dpi) => CreatePdf(stream, new SKDocumentPdfMetadata(dpi));
public bool Encode(SKWStream dst, SKEncodedImageFormat encoder, int quality)
{
return(Encode(dst, this, encoder, quality));
}
public bool Encode(SKWStream dst, SKPngEncoderOptions options)
{
return(Encode(dst, this, options));
}
public static SKDocument CreatePdf(SKWStream stream, float dpi)
{
return(CreatePdf(stream));
}
