private void GenerateDocumentContent()
{
// The default image quality is controlled by PdfFormatProvider.ExportSettings.
this.AddPageWithImage("This is JPEG image with RGB colorspace.", CreateImageSource("Resources/rgb.jpg"));
this.AddPageWithImage("This is JPEG image with Grayscale colorspace.", CreateImageSource("Resources/grayScale.jpg"));
this.AddPageWithImage("This is JPEG image with CMYK colorspace.", CreateImageSource("Resources/cmyk.jpg"));
#if !NETCOREAPP
this.AddPageWithImage("This is PNG image with transparency encoded with DCTDecode.", CreateImageSource("Resources/transparent.png"));
#endif
#if !NETCOREAPP
// This example shows how to insert RGBA image compressed with FlateDecode.
// This approach guarantees lossless image quality compression different from the previous compression which exports the images with the lossy DCTDecode filter.
EncodedImageData imageDataFlateDecode = this.EncodeRgbaPngImageWithFlateDecode("Resources/transparent.png");
this.AddPageWithImage("This is RGBA PNG image encoded with FlateDecode.", new ImageSource(imageDataFlateDecode));
#endif
// JPEG2000 images must be inserted with ImageQuality.High.
// Exporting this image format with lower quality requires decoding the JPEG2000 image, which is currently not supported by RadPdfProcessing.
// That is why the image quality must be specified in the constructor of the ImageSource class in order to override PdfFormatProvider.ExportSettings.ImageQuality value.
this.AddPageWithImage("This is JPEG2000 image with RGB colorspace.", CreateImageSource("Resources/rgb.jp2", ImageQuality.High));
this.AddPageWithImage("This is JPEG2000 image with Grayscale colorspace.", CreateImageSource("Resources/grayScale.jp2", ImageQuality.High));
#if !NETCOREAPP
// This example shows how to insert dualtone image compressed with FlateDecode and with BitsPerComponent 1.
// Exporting this image with the above mentioned properties will reduce the size of the produced PDF file.
// Inserting image with EncodedImageData guarantees that the image is inserted with maximum image quality.
// The image is exported as it is without respecting PdfFormatProvider.ExportSettings.ImageQuality value.
EncodedImageData encodedImageData = EncodeDualtonePngImage("Resources/dualtone.png");
this.AddPageWithImage("This is Dualtone PNG image encoded with FlateDecode.", new ImageSource(encodedImageData));
#endif
}
private byte[] CreateDocument()
{
RadFixedDocument document = new RadFixedDocument();
byte[] resourceBytes = ResourceHelper.GetResourceBytes("Resources/rgb.jpg");
EncodedImageData rgbJpeg = new EncodedImageData(resourceBytes, 8, 655, 983, ColorSpaceNames.DeviceRgb, new string[] { PdfFilterNames.DCTDecode });
this.CreatePageWithImage(document, "JPEG", rgbJpeg);
resourceBytes = ResourceHelper.GetResourceBytes("Resources/grayScale.jpg");
EncodedImageData jpeg2000Gray = new EncodedImageData(resourceBytes, 8, 655, 983, ColorSpaceNames.DeviceGray, new string[] { PdfFilterNames.DCTDecode });
this.CreatePageWithImage(document, "JPEG", jpeg2000Gray);
resourceBytes = ResourceHelper.GetResourceBytes("Resources/rgb.jp2");
EncodedImageData rgbJpc = new EncodedImageData(resourceBytes, 8, 655, 983, ColorSpaceNames.DeviceRgb, new string[] { PdfFilterNames.JPXDecode });
this.CreatePageWithImage(document, "JPEG 2000", rgbJpc);
resourceBytes = ResourceHelper.GetResourceBytes("Resources/grayScale.jp2");
EncodedImageData grayScaleJpc = new EncodedImageData(resourceBytes, 8, 655, 983, ColorSpaceNames.DeviceGray, new string[] { PdfFilterNames.JPXDecode });
this.CreatePageWithImage(document, "JPEG 2000", grayScaleJpc);
if (File.Exists(TestFileName))
{
File.Delete(TestFileName);
}
byte[] documentBytes = new PdfFormatProvider().Export(document);
return(documentBytes);
}
private byte[] CreateDocument()
{
RadFixedDocument document = new RadFixedDocument();
byte[] resourceBytes = ResourceHelper.GetResourceBytes("Resources/rgb.jpg");
EncodedImageData rgbJpeg = new EncodedImageData(resourceBytes, 8, 655, 983, ColorSpaceNames.DeviceRgb, new string[] { PdfFilterNames.DCTDecode });
this.CreatePageWithImage(document, "JPEG", rgbJpeg);
resourceBytes = ResourceHelper.GetResourceBytes("Resources/grayScale.jpg");
EncodedImageData jpeg2000Gray = new EncodedImageData(resourceBytes, 8, 655, 983, ColorSpaceNames.DeviceGray, new string[] { PdfFilterNames.DCTDecode });
this.CreatePageWithImage(document, "JPEG", jpeg2000Gray);
resourceBytes = ResourceHelper.GetResourceBytes("Resources/rgb.jp2");
EncodedImageData rgbJpc = new EncodedImageData(resourceBytes, 8, 655, 983, ColorSpaceNames.DeviceRgb, new string[] { PdfFilterNames.JPXDecode });
this.CreatePageWithImage(document, "JPEG 2000", rgbJpc);
resourceBytes = ResourceHelper.GetResourceBytes("Resources/grayScale.jp2");
EncodedImageData grayScaleJpc = new EncodedImageData(resourceBytes, 8, 655, 983, ColorSpaceNames.DeviceGray, new string[] { PdfFilterNames.JPXDecode });
this.CreatePageWithImage(document, "JPEG 2000", grayScaleJpc);
if (File.Exists(TestFileName))
{
File.Delete(TestFileName);
}
byte[] documentBytes = new PdfFormatProvider().Export(document);
return documentBytes;
}
private void PopulateLayers()
{
char[] pixelData = EncodedImageData.ToCharArray();
Console.WriteLine($"total - {pixelData.Length} per layer - {(Width * Height)} num layers - {(pixelData.Length / (Width * Height))}");
int layerCount = pixelData.Length / (Width * Height);
int pixelsManaged = 0;
for (int i = 1; i <= layerCount; i++)
{
ImageLayer layer = new ImageLayer(i);
layer.Pixels = new int[Width, Height];
for (int y = 0; y < Height; y++)
{
for (int x = 0; x < Width; x++)
{
char pixel = pixelData[pixelsManaged];
layer.Pixels[x, y] = Int32.Parse(pixel.ToString());
if (layer.LayerNumber == 1)
{
Console.WriteLine($"{x},{y} - {pixel}");
}
pixelsManaged++;
}
}
Layers.Add(layer);
}
}
private byte[] CreateDocument()
{
RadFixedDocument document = new RadFixedDocument();
byte[] resourceBytes = ResourceHelper.GetResourceBytes("Resources/rgb.jpg");
EncodedImageData rgbJpeg = new EncodedImageData(resourceBytes, 8, 655, 983, ColorSpaceNames.DeviceRgb, new string[] { PdfFilterNames.DCTDecode });
this.CreatePageWithImage(document, "JPEG", rgbJpeg);
resourceBytes = ResourceHelper.GetResourceBytes("Resources/grayScale.jpg");
EncodedImageData grayJpeg = new EncodedImageData(resourceBytes, 8, 655, 983, ColorSpaceNames.DeviceGray, new string[] { PdfFilterNames.DCTDecode });
this.CreatePageWithImage(document, "JPEG", grayJpeg);
// decode is used for inverting the colors of the cmyk image.
// More information on the matter can be found here: http://graphicdesign.stackexchange.com/a/15906
double[] decode = new double[] { 1, 0, 1, 0, 1, 0, 1, 0 };
resourceBytes = ResourceHelper.GetResourceBytes("Resources/cmyk.jpg");
EncodedImageData cmykJpeg = new EncodedImageData(resourceBytes, 8, 655, 983, ColorSpaceNames.DeviceCmyk, new string[] { PdfFilterNames.DCTDecode });
this.CreatePageWithImage(document, "JPEG", cmykJpeg, decode);
resourceBytes = ResourceHelper.GetResourceBytes("Resources/rgb.jp2");
EncodedImageData rgbJpc = new EncodedImageData(resourceBytes, 8, 655, 983, ColorSpaceNames.DeviceRgb, new string[] { PdfFilterNames.JPXDecode });
this.CreatePageWithImage(document, "JPEG 2000", rgbJpc);
resourceBytes = ResourceHelper.GetResourceBytes("Resources/grayScale.jp2");
EncodedImageData grayScaleJpc = new EncodedImageData(resourceBytes, 8, 655, 983, ColorSpaceNames.DeviceGray, new string[] { PdfFilterNames.JPXDecode });
this.CreatePageWithImage(document, "JPEG 2000", grayScaleJpc);
if (File.Exists(TestFileName))
{
File.Delete(TestFileName);
}
byte[] documentBytes = new PdfFormatProvider().Export(document);
return(documentBytes);
}
private void CreatePageWithImage(RadFixedDocument document, string imageExtension, EncodedImageData imageData)
{
RadFixedPage page = document.Pages.AddPage();
page.Size = PageSize;
FixedContentEditor editor = new FixedContentEditor(page);
editor.Position.Translate(Margins.Left, Margins.Top);
Block block = new Block();
block.HorizontalAlignment = Telerik.Windows.Documents.Fixed.Model.Editing.Flow.HorizontalAlignment.Center;
block.TextProperties.FontSize = 22;
block.InsertText(string.Format("This is {0} image in {1} color space encoded with {2} filter.", imageExtension, imageData.ColorSpace, imageData.Filters.FirstOrDefault() ?? "None"));
Size blockSize = block.Measure(RemainingPageSize);
editor.DrawBlock(block, RemainingPageSize);
editor.Position.Translate(Margins.Left, blockSize.Height + Margins.Top + 50);
Block imageBlock = new Block();
imageBlock.HorizontalAlignment = Telerik.Windows.Documents.Fixed.Model.Editing.Flow.HorizontalAlignment.Center;
imageBlock.InsertImage(new ImageSource(imageData), new Size(imageData.Width, imageData.Height));
editor.DrawBlock(imageBlock, RemainingPageSize);
}
private byte[] CreateDocument()
{
RadFixedDocument document = new RadFixedDocument();
byte[] resourceBytes = ResourceHelper.GetResourceBytes("Resources/rgb.jpg");
EncodedImageData rgbJpeg = new EncodedImageData(resourceBytes, 8, 655, 983, ColorSpaceNames.DeviceRgb, new string[] { PdfFilterNames.DCTDecode });
this.CreatePageWithImage(document, "JPEG", rgbJpeg);
resourceBytes = ResourceHelper.GetResourceBytes("Resources/grayScale.jpg");
EncodedImageData grayJpeg = new EncodedImageData(resourceBytes, 8, 655, 983, ColorSpaceNames.DeviceGray, new string[] { PdfFilterNames.DCTDecode });
this.CreatePageWithImage(document, "JPEG", grayJpeg);
// decode is used for inverting the colors of the cmyk image.
// More information on the matter can be found here: http://graphicdesign.stackexchange.com/a/15906
double[] decode = new double[] { 1, 0, 1, 0, 1, 0, 1, 0 };
resourceBytes = ResourceHelper.GetResourceBytes("Resources/cmyk.jpg");
EncodedImageData cmykJpeg = new EncodedImageData(resourceBytes, 8, 655, 983, ColorSpaceNames.DeviceCmyk, new string[] { PdfFilterNames.DCTDecode });
this.CreatePageWithImage(document, "JPEG", cmykJpeg, decode);
resourceBytes = ResourceHelper.GetResourceBytes("Resources/rgb.jp2");
EncodedImageData rgbJpc = new EncodedImageData(resourceBytes, 8, 655, 983, ColorSpaceNames.DeviceRgb, new string[] { PdfFilterNames.JPXDecode });
this.CreatePageWithImage(document, "JPEG 2000", rgbJpc);
resourceBytes = ResourceHelper.GetResourceBytes("Resources/grayScale.jp2");
EncodedImageData grayScaleJpc = new EncodedImageData(resourceBytes, 8, 655, 983, ColorSpaceNames.DeviceGray, new string[] { PdfFilterNames.JPXDecode });
this.CreatePageWithImage(document, "JPEG 2000", grayScaleJpc);
if (File.Exists(TestFileName))
{
File.Delete(TestFileName);
}
byte[] documentBytes = new PdfFormatProvider().Export(document);
return documentBytes;
}
private void CreatePageWithImage(RadFixedDocument document, string imageExtension, EncodedImageData imageData)
{
RadFixedPage page = document.Pages.AddPage();
page.Size = PageSize;
FixedContentEditor editor = new FixedContentEditor(page);
editor.Position.Translate(Margins.Left, Margins.Top);
Block block = new Block();
block.HorizontalAlignment = Telerik.Windows.Documents.Fixed.Model.Editing.Flow.HorizontalAlignment.Center;
block.TextProperties.FontSize = 22;
block.InsertText(string.Format("This is {0} image in {1} color space encoded with {2} filter.", imageExtension, imageData.ColorSpace, imageData.Filters.FirstOrDefault() ?? "None"));
Size blockSize = block.Measure(RemainingPageSize);
editor.DrawBlock(block, RemainingPageSize);
editor.Position.Translate(Margins.Left, blockSize.Height + Margins.Top + 50);
Block imageBlock = new Block();
imageBlock.HorizontalAlignment = Telerik.Windows.Documents.Fixed.Model.Editing.Flow.HorizontalAlignment.Center;
imageBlock.InsertImage(new ImageSource(imageData), new Size(imageData.Width, imageData.Height));
editor.DrawBlock(imageBlock, RemainingPageSize);
}
