Exemple #1
0
        protected override void AddPageImpl(float width, float height)
        {
            if (_closed)
            {
                throw new Exception("Unable to add a page because the PDFContext is already closed.");
            }

            if (_data == null)
            {
                _data = new NSMutableData();
                var consumer = new CGDataConsumer(_data);
                _context = new CGContextPDF(consumer, CGRect.Empty, null);
                _context.SetFillColorSpace(CGColorSpace.CreateDeviceRGB());
                _context.SetStrokeColorSpace(CGColorSpace.CreateDeviceRGB());
            }

            if (_pageOpen)
            {
                _context.EndPage();
            }

            _context.BeginPage(new CGRect(0, 0, width, height));
            _context.TranslateCTM(0, height);
            _context.ScaleCTM(1, -1);
            _context.SetLineWidth(1);
            _context.SetFillColor(new CGColor(1, 1));
            _context.SetStrokeColor(new CGColor(0, 1));

            _pageOpen = true;

            _canvas.Context = _context;
        }
Exemple #2
0
        public static void CopyPath(CGPath cgpath)
        {
            var pdfpath = Path.GetTempPath() + ".pdf";
            var context = new CGContextPDF(NSUrl.FromFilename(pdfpath));

            CGRect rc = new CGRect(0, 0, 500, 500);

            context.BeginPage(rc);

            using (var gc = NSGraphicsContext.FromGraphicsPort(context, false))
            {
                var ctx = gc.CGContext;
                //ctx.SetStrokeColor(new CGColor(0, 0, 100));
                //ctx.SetLineWidth(2);
                //ctx.SetFillColor(new CGColor(100, 0, 0));

                ctx.AddPath(cgpath);
                ctx.DrawPath(CGPathDrawingMode.FillStroke);
            }

            context.EndPage();
            context.Close();

            var data = NSData.FromFile(pdfpath);

            NSPasteboard.GeneralPasteboard.ClearContents();
            NSPasteboard.GeneralPasteboard.SetDataForType(data, NSPasteboard.NSPdfType);
        }
 public void Context_Url()
 {
     using (var url = new NSUrl(filename))
         using (var ctx = new CGContextPDF(url)) {
             ctx.BeginPage(PDFInfoTest.GetInfo());
             ctx.SetUrl(url, CGRect.Empty);
             ctx.EndPage();
         }
 }
 public void Dispose()
 {
     if (context != null)
     {
         context.EndPage();
         context.Dispose();
         context = null;
     }
 }
Exemple #5
0
    static void Main()
    {
        var pdf = new CGContextPDF(NSUrl.FromFilename("demo.pdf"), new RectangleF(0, 0, 617, 792));

        pdf.BeginPage(null);
        pdf.SetRGBFillColor(1, 0, 0, 1);
        pdf.AddArc(300, 300, 100, 0, (float)(2 * Math.PI), true);
        pdf.FillPath();
        pdf.EndPage();
        pdf.Flush();
    }
        public void Context_Url_Rect()
        {
            var rect = new CGRect(10, 10, 100, 100);

            using (var url = new NSUrl(filename))
                using (var ctx = new CGContextPDF(url, rect)) {
                    ctx.BeginPage((CGPDFPageInfo)null);
                    ctx.SetDestination("xamarin", rect);
                    ctx.EndPage();
                }
        }
Exemple #7
0
	static void Main ()
	{
		NSApplication.Init ();
		NSUrl path = NSUrl.FromFilename (Path.Combine ("../../..", "demo.pdf")); //Escape out of generate-pdf.app/Contents/Resources
		var pdf = new CGContextPDF (path, new RectangleF (0, 0, 617, 792));

		pdf.BeginPage (null);
		pdf.SetFillColor (1, 0, 0, 1);
		pdf.AddArc (300, 300, 100, 0, (float) (2 * Math.PI), true);
		pdf.FillPath ();
		pdf.EndPage ();
		pdf.Flush ();
	}
Exemple #8
0
    static void Main()
    {
        NSApplication.Init();
        NSUrl path = NSUrl.FromFilename(Path.Combine("../../..", "demo.pdf"));           //Escape out of generate-pdf.app/Contents/Resources
        var   pdf  = new CGContextPDF(path, new RectangleF(0, 0, 617, 792));

        pdf.BeginPage(null);
        pdf.SetFillColor(1, 0, 0, 1);
        pdf.AddArc(300, 300, 100, 0, (float)(2 * Math.PI), true);
        pdf.FillPath();
        pdf.EndPage();
        pdf.Flush();
    }
 public void Context_Tag()
 {
     TestRuntime.AssertXcodeVersion(11, 0);
     using (var d = new NSDictionary())
         using (var url = new NSUrl(filename))
             using (var ctx = new CGContextPDF(url)) {
                 ctx.BeginPage(PDFInfoTest.GetInfo());
                 ctx.BeginTag(CGPdfTagType.Header, (NSDictionary)null);
                 ctx.EndTag();
                 ctx.BeginTag(CGPdfTagType.Caption, d);
                 ctx.SetUrl(url, CGRect.Empty);
                 ctx.EndTag();
                 ctx.EndPage();
             }
 }
 public void Context_Tag_Strong()
 {
     TestRuntime.AssertXcodeVersion(11, 0);
     using (var url = new NSUrl(filename))
         using (var ctx = new CGContextPDF(url)) {
             var tp = new CGPdfTagProperties()
             {
                 ActualText      = "ActualText",
                 AlternativeText = "AlternativeText",
                 TitleText       = "TitleText",
                 LanguageText    = "LanguageText",
             };
             ctx.BeginPage(PDFInfoTest.GetInfo());
             ctx.BeginTag(CGPdfTagType.Header, tp);
             ctx.EndTag();
             ctx.BeginTag(CGPdfTagType.Caption, (CGPdfTagProperties)null);
             ctx.SetUrl(url, CGRect.Empty);
             ctx.EndTag();
             ctx.EndPage();
         }
 }
Exemple #11
0
        /// <summary>
        /// Exports the image as a PDF with the given file name.
        /// </summary>
        /// <param name="filename">Filename.</param>
        public static void ExportAsPDF(this UIImage image, string filename, CGPDFInfo info, double horizRes = 96, double vertRes = 96)
        {
            var width  = (double)image.Size.Width * (double)image.CurrentScale * 72 * horizRes;
            var height = (double)image.Size.Height * (double)image.CurrentScale * 72 * vertRes;

            var pdfFile = new NSMutableData();

            pdfFile.Init();

            var pdfConsumer = new CGDataConsumer(pdfFile);
            var mediaBox    = new CGRect(0, 0, width, height);

            using (var context = new CGContextPDF(pdfConsumer, mediaBox, info)) {
                context.BeginPage(new CGPDFPageInfo());
                context.DrawImage(mediaBox, image.CGImage);
                context.EndPage();
            }

            var attrs = new NSFileAttributes();

            NSFileManager.DefaultManager.CreateFile(filename, pdfFile, attrs);
        }