////////////////////////////////////////////////////////////////////
// Draw image and clip it
////////////////////////////////////////////////////////////////////
private void DrawImage()
{
// define local image resources
// resolution 96 pixels per inch, image quality 50%
PdfImage Image1 = new PdfImage(Document);
Image1.Resolution = 96.0;
Image1.ImageQuality = 50;
Image1.LoadImage("TestImage.jpg");
// save graphics state
Contents.SaveGraphicsState();
// translate coordinate origin to the center of the picture
Contents.Translate(3.75, 5.0);
// adjust image size and preserve aspect ratio
PdfRectangle NewSize = Image1.ImageSizePosition(1.75, 1.5, ContentAlignment.MiddleCenter);
// clipping path
Contents.DrawOval(NewSize.Left, NewSize.Bottom, NewSize.Width, NewSize.Height, PaintOp.ClipPathEor);
// draw image
Contents.DrawImage(Image1, NewSize.Left, NewSize.Bottom, NewSize.Width, NewSize.Height);
// restore graphics state
Contents.RestoreGraphicsState();
return;
}
////////////////////////////////////////////////////////////////////
// Draw Barcode
////////////////////////////////////////////////////////////////////
private void DrawPdf417Barcode()
{
// save graphics state
Contents.SaveGraphicsState();
// create PDF417 barcode
Pdf417Encoder Pdf417 = new Pdf417Encoder();
Pdf417.DefaultDataColumns = 3;
Pdf417.Encode(ArticleLink);
Pdf417.WidthToHeightRatio(2.5);
// convert Pdf417 to black and white image
PdfImage BarcodeImage = new PdfImage(Document);
BarcodeImage.LoadImage(Pdf417);
// draw image
Contents.DrawImage(BarcodeImage, 1.1, 5.2, 2.5);
// define a web link area coinsiding with the qr code
double Height = 2.5 * Pdf417.ImageHeight / Pdf417.ImageWidth;
Page.AddWebLink(1.1, 5.2, 1.1 + 2.5, 5.2 + Height, ArticleLink);
// restore graphics sate
Contents.RestoreGraphicsState();
return;
}
/// <summary>
/// Add an image to the current page with a specified width
/// </summary>
/// <param name="path">Image file path</param>
/// <param name="width">Target width for image in mm</param>
/// <param name="options">ImageOptions</param>
public void AddImage(string path, double width, ImageOptions options = null)
{
this.checkBuilderState();
if (options == null)
{
options = new ImageOptions()
{
PositionX = this.PagePositionX,
PositionY = this.PagePositionY
};
}
// load the image from size and determine it new pixel dimensions based on relative resolutions
var srcBitmap = new Bitmap(path);
double srcBitmapAspectRatio = srcBitmap.Size.Height / (srcBitmap.Size.Width * 1.0);
double widthInInches = width / 25.4;
int widthInPixels = Convert.ToInt32(Math.Round(widthInInches * srcBitmap.HorizontalResolution));
int heightInPixels = Convert.ToInt32(Math.Round(widthInPixels * srcBitmapAspectRatio));
// resize the source image and load into pdf
var targetBitmap = Helpers.Image.Resize(srcBitmap, widthInPixels, heightInPixels, Color.White);
PdfImage pdfImage = new PdfImage(this.document);
pdfImage.Resolution = options.Resolution;
pdfImage.ImageQuality = options.Quality;
pdfImage.LoadImage(targetBitmap);
this.contents.SaveGraphicsState();
// Height is calculated from width as per aspect ratio
double height = width * pdfImage.HeightPix / pdfImage.WidthPix;
SizeD newSize = pdfImage.ImageSize(width, height);
var positionX = options.PositionX;
var positionY = options.PositionY - newSize.Height;
this.contents.DrawImage(pdfImage, positionX, positionY, newSize.Width, newSize.Height);
this.contents.RestoreGraphicsState();
this.pagePosition.Y = positionY;
}
////////////////////////////////////////////////////////////////////
// Draw Barcode
////////////////////////////////////////////////////////////////////
private void DrawBarcode()
{
// save graphics state
Contents.SaveGraphicsState();
// draw EAN13 barcode
BarcodeEAN13 Barcode1 = new BarcodeEAN13("1234567890128");
Contents.DrawBarcode(1.3, 7.05, 0.012, 0.75, Barcode1, ArialNormal, 8.0);
// create QRCode barcode
QREncoder QREncoder = new QREncoder();
// set error correction code
QREncoder.ErrorCorrection = ErrorCorrection.M;
// set module size in pixels
QREncoder.ModuleSize = 1;
// set quiet zone in pixels
QREncoder.QuietZone = 4;
// encode your text or byte array
QREncoder.Encode(ArticleLink);
// convert QRCode to black and white image
PdfImage BarcodeImage = new PdfImage(Document);
BarcodeImage.LoadImage(QREncoder);
// draw image (height is the same as width for QRCode)
Contents.DrawImage(BarcodeImage, 6.0, 6.8, 1.2);
// define a web link area coinsiding with the qr code
Page.AddWebLink(6.0, 6.8, 7.2, 8.0, ArticleLink);
// restore graphics sate
Contents.RestoreGraphicsState();
return;
}
public void Test
(
bool Debug,
string InputFileName
)
{
// create document
using (Document = new PdfDocument(PaperType.Letter, false, UnitOfMeasure.Inch, InputFileName))
{
// set document page mode to open the layers panel
Document.InitialDocDisplay = InitialDocDisplay.UseLayers;
// define font
ArialFont = PdfFont.CreatePdfFont(Document, "Arial", FontStyle.Bold);
// open layer control object (in PDF terms optional content object)
PdfLayers Layers = new PdfLayers(Document, "PDF layers group");
// set layer panel to incluse all layers including ones that are not visible
Layers.ListMode = ListMode.AllPages;
// Add new page
PdfPage Page = new PdfPage(Document);
// Add contents to page
PdfContents Contents = new PdfContents(Page);
// heading
Contents.DrawText(ArialFont, 24, 4.25, 10, TextJustify.Center, "PDF File Writer Layer Test/Demo");
// define layers
PdfLayer DrawingTest = new PdfLayer(Layers, "Drawing Test");
PdfLayer Rectangle = new PdfLayer(Layers, "Rectangle");
PdfLayer HorLines = new PdfLayer(Layers, "Horizontal Lines");
PdfLayer VertLines = new PdfLayer(Layers, "Vertical Lines");
PdfLayer QRCodeLayer = new PdfLayer(Layers, "QRCode barcode");
PdfLayer Pdf417Layer = new PdfLayer(Layers, "PDF417 barcode");
PdfLayer NoBarcodeLayer = new PdfLayer(Layers, "No barcode");
// combine three layers into one group of radio buttons
QRCodeLayer.RadioButton = "Barcode";
Pdf417Layer.RadioButton = "Barcode";
NoBarcodeLayer.RadioButton = "Barcode";
// set the order of layers in the layer pane
Layers.DisplayOrder(DrawingTest);
Layers.DisplayOrder(Rectangle);
Layers.DisplayOrder(HorLines);
Layers.DisplayOrder(VertLines);
Layers.DisplayOrderStartGroup("Barcode group");
Layers.DisplayOrder(QRCodeLayer);
Layers.DisplayOrder(Pdf417Layer);
Layers.DisplayOrder(NoBarcodeLayer);
Layers.DisplayOrderEndGroup();
// start a group layer
Contents.LayerStart(DrawingTest);
// sticky note annotation
PdfAnnotation StickyNote = Page.AddStickyNote(2.0, 9.0, "My sticky note", StickyNoteIcon.Note);
StickyNote.LayerControl = DrawingTest;
// draw a single layer
Contents.LayerStart(Rectangle);
Contents.DrawText(ArialFont, 14, 1.0, 8.0, TextJustify.Left, "Draw rectangle");
Contents.LayerEnd();
// draw a single layer
Contents.LayerStart(HorLines);
Contents.DrawText(ArialFont, 14, 1.0, 7.5, TextJustify.Left, "Draw horizontal lines");
Contents.LayerEnd();
// draw a single layer
Contents.LayerStart(VertLines);
Contents.DrawText(ArialFont, 14, 1.0, 7.0, TextJustify.Left, "Draw vertical lines");
Contents.LayerEnd();
double Left = 4.0;
double Right = 7.0;
double Top = 9.0;
double Bottom = 6.0;
// draw a single layer
Contents.LayerStart(Rectangle);
Contents.SaveGraphicsState();
Contents.SetLineWidth(0.1);
Contents.SetColorStroking(Color.Black);
Contents.SetColorNonStroking(Color.LightBlue);
Contents.DrawRectangle(Left, Bottom, 3.0, 3.0, PaintOp.CloseFillStroke);
Contents.RestoreGraphicsState();
Contents.LayerEnd();
// save graphics state
Contents.SaveGraphicsState();
// draw a single layer
Contents.SetLineWidth(0.02);
Contents.LayerStart(HorLines);
for (int Row = 1; Row < 6; Row++)
{
Contents.DrawLine(Left, Bottom + 0.5 * Row, Right, Bottom + 0.5 * Row);
}
Contents.LayerEnd();
// draw a single layer
Contents.LayerStart(VertLines);
for (int Col = 1; Col < 6; Col++)
{
Contents.DrawLine(Left + 0.5 * Col, Bottom, Left + 0.5 * Col, Top);
}
Contents.LayerEnd();
// restore graphics state
Contents.RestoreGraphicsState();
// terminate a group of layers
Contents.LayerEnd();
// define QRCode barcode
QREncoder QREncoder = new QREncoder();
QREncoder.ErrorCorrection = ErrorCorrection.M;
QREncoder.Encode(QRCodeArticle);
PdfImage QRImage = new PdfImage(Document);
QRImage.LoadImage(QREncoder);
// define PDF417 barcode
Pdf417Encoder Pdf417Encoder = new Pdf417Encoder();
Pdf417Encoder.ErrorCorrection = ErrorCorrectionLevel.AutoMedium;
Pdf417Encoder.Encode(Pdf417Article);
PdfImage Pdf417Image = new PdfImage(Document);
Pdf417Image.LoadImage(Pdf417Encoder);
// draw a single layer
Contents.LayerStart(QRCodeLayer);
Contents.DrawText(ArialFont, 14, 1.0, 2.5, TextJustify.Left, "QRCode Barcode");
Contents.DrawImage(QRImage, 3.7, 2.5 - 1.75, 3.5);
Contents.LayerEnd();
// draw a single layer
Contents.LayerStart(Pdf417Layer);
Contents.DrawText(ArialFont, 14, 1.0, 2.5, TextJustify.Left, "PDF417 Barcode");
Contents.DrawImage(Pdf417Image, 3.7, 2.5 - 1.75 * Pdf417Encoder.ImageHeight / Pdf417Encoder.ImageWidth, 3.5);
Contents.LayerEnd();
// draw a single layer
Contents.LayerStart(NoBarcodeLayer);
Contents.DrawText(ArialFont, 14, 1.0, 3.0, TextJustify.Left, "Display no barcode");
Contents.LayerEnd();
// create pdf file
Document.CreateFile();
// start default PDF reader and display the file
Process Proc = new Process();
Proc.StartInfo = new ProcessStartInfo(InputFileName);
Proc.Start();
}
return;
}
////////////////////////////////////////////////////////////////////
// Create table example
////////////////////////////////////////////////////////////////////
public void CreateBookList()
{
// Add new page
Page = new PdfPage(Document);
// Add contents to page
Contents = new PdfContents(Page);
PdfFont TitleFont = PdfFont.CreatePdfFont(Document, "Verdana", FontStyle.Bold);
PdfFont AuthorFont = PdfFont.CreatePdfFont(Document, "Verdana", FontStyle.Italic);
// create stock table
PdfTable BookList = new PdfTable(Page, Contents, NormalFont, 9.0);
// divide columns width in proportion to following values
BookList.SetColumnWidth(1.0, 2.5, 1.2, 1.0, 0.5, 0.6, 1.2);
// event handlers
BookList.TableStartEvent += BookListTableStart;
BookList.TableEndEvent += BookListTableEnd;
BookList.CustomDrawCellEvent += BookListDrawCellEvent;
// set display header at the top of each additional page
BookList.HeaderOnEachPage = true;
// make some changes to default header style
BookList.DefaultHeaderStyle.Alignment = ContentAlignment.MiddleCenter;
BookList.DefaultHeaderStyle.FontSize = 9.0;
BookList.DefaultHeaderStyle.MultiLineText = true;
BookList.DefaultHeaderStyle.TextBoxTextJustify = TextBoxJustify.Center;
BookList.DefaultHeaderStyle.BackgroundColor = Color.Blue;
BookList.DefaultHeaderStyle.ForegroundColor = Color.LightCyan;
BookList.DefaultHeaderStyle.TextBoxLineBreakFactor = 0.2;
// headers
BookList.Header[0].Value = "Book Cover";
BookList.Header[1].Value = "Book Title and Authors";
BookList.Header[2].Value = "Date\nPublished";
BookList.Header[3].Value = "Type";
BookList.Header[4].Value = "In\nStock";
BookList.Header[5].Value = "Price";
BookList.Header[6].Value = "Weblink";
// default cell style
BookList.DefaultCellStyle.Alignment = ContentAlignment.MiddleCenter;
// create private style for type column
BookList.Cell[3].Style = BookList.CellStyle;
BookList.Cell[3].Style.RaiseCustomDrawCellEvent = true;
// create private style for in stock column
BookList.Cell[4].Style = BookList.CellStyle;
BookList.Cell[4].Style.Format = "#,##0";
BookList.Cell[4].Style.Alignment = ContentAlignment.MiddleRight;
// create private style for price column
BookList.Cell[5].Style = BookList.CellStyle;
BookList.Cell[5].Style.Format = "#,##0.00";
BookList.Cell[5].Style.Alignment = ContentAlignment.MiddleRight;
// book list text file
StreamReader Reader = new StreamReader("BookList.txt");
// loop for records
for (;;)
{
// read one line
string TextLine = Reader.ReadLine();
if (TextLine == null)
{
break;
}
// split to fields (must be 8 fields)
string[] Fld = TextLine.Split(new char[] { '\t' });
if (Fld.Length != 8)
{
continue;
}
// book cover
PdfImage Cell0Image = new PdfImage(Document);
Cell0Image.LoadImage(Fld[6]);
BookList.Cell[0].Value = Cell0Image;
// note create text box set Value field
TextBox Box = BookList.Cell[1].CreateTextBox();
Box.AddText(TitleFont, 10.0, Color.DarkBlue, Fld[0]);
Box.AddText(NormalFont, 8.0, Color.Black, ", Author(s): ");
Box.AddText(AuthorFont, 9.0, Color.DarkRed, Fld[2]);
// date, type in-stock and price
BookList.Cell[2].Value = Fld[1];
BookList.Cell[3].Value = Fld[3];
BookList.Cell[4].Value = int.Parse(Fld[5]);
BookList.Cell[5].Value = double.Parse(Fld[4], NFI.PeriodDecSep);
// QRCode and web link
QREncoder Encoder = new QREncoder();
Encoder.ErrorCorrection = ErrorCorrection.M;
Encoder.Encode(Fld[7]);
PdfImage QRImage = new PdfImage(Document);
QRImage.LoadImage(Encoder);
BookList.Cell[6].Value = QRImage;
BookList.Cell[6].WebLink = Fld[7];
// draw it
BookList.DrawRow();
}
// close book list
BookList.Close();
// exit
return;
}
