Monday, 05 March 2012 07:29
Export PDF Document to images
The sample demonstrates how to export PDF pages as images by PdfDocumentViewer Component.

using System;
using System.Drawing;
using System.IO;
using System.Windows.Forms;
using Spire.PdfViewer.Forms;
namespace Spire.PdfView.Demos.Export
{
class Program
{
private static PdfDocumentViewer viewer = null;
[STAThread]
static void Main(string[] args)
{
Application.EnableVisualStyles();
Application.SetCompatibleTextRenderingDefault(false);
viewer = new PdfDocumentViewer();
viewer.LoadFromFile("PDFViewer.pdf");
//form and child components
Form mainForm = new Form();
mainForm.Text = "Spire.PdfView Demo - Export";
mainForm.Size = new System.Drawing.Size(800, 600);
mainForm.StartPosition = FormStartPosition.CenterScreen;
TableLayoutPanel table = new TableLayoutPanel();
table.ColumnCount = 3;
table.ColumnStyles.Add(new ColumnStyle(SizeType.Percent, 50));
table.ColumnStyles.Add(new ColumnStyle(SizeType.Absolute, 20));
table.ColumnStyles.Add(new ColumnStyle(SizeType.Percent, 50));
table.RowCount = 2;
table.RowStyles.Add(new RowStyle(SizeType.Percent, 100));
table.RowStyles.Add(new RowStyle(SizeType.Absolute, 30));
table.Controls.Add(viewer, 0, 0);
table.SetColumnSpan(viewer, 3);
viewer.Dock = DockStyle.Fill;
//Export current page to one image
Button button = new Button();
button.Text = "Export to one image";
button.Size = new Size(180, 24);
button.TextAlign = ContentAlignment.MiddleCenter;
table.Controls.Add(button, 0, 1);
button.Dock = DockStyle.Right;
button.Click += ExportToOneImage;
//Export current pdf document to multiple images
button = new Button();
button.Text = "Export to multiple images";
button.Size = new Size(180, 24);
button.TextAlign = ContentAlignment.MiddleCenter;
table.Controls.Add(button, 2, 1);
button.Dock = DockStyle.Left;
button.Click += ExportToMultipleImages;
mainForm.Controls.Add(table);
table.Dock = DockStyle.Fill;
Application.Run(mainForm);
}
private static void ExportToOneImage(object sender, EventArgs e)
{
if (viewer.PageCount > 0)
{
SaveFileDialog dialog = new SaveFileDialog();
dialog.Filter = "PNG Format(*.png)|*.png";
if (dialog.ShowDialog() == DialogResult.OK)
{
int currentPage = viewer.CurrentPageNumber;
Bitmap image = viewer.SaveAsImage(currentPage - 1);
image.Save(dialog.FileName);
}
}
}
private static void ExportToMultipleImages(object sender, EventArgs e)
{
if (viewer.PageCount > 0)
{
FolderBrowserDialog dialog = new FolderBrowserDialog();
if (dialog.ShowDialog() == DialogResult.OK)
{
int currentPage = viewer.CurrentPageNumber;
Bitmap[] images = viewer.SaveAsImage(0, currentPage - 1);
for (int i = 0; i < images.Length; i++)
{
String fileName = Path.Combine(dialog.SelectedPath, String.Format("PDFViewer-{0}.png", i));
images[i].Save(fileName);
}
}
}
}
}
}
Imports System.Drawing
Imports System.IO
Imports System.Windows.Forms
Imports Spire.PdfViewer.Forms
Namespace Spire.PdfView.Demos.Export
Friend NotInheritable Class Program
Private Shared viewer As PdfDocumentViewer = Nothing
_
Shared Sub Main()
Application.EnableVisualStyles()
Application.SetCompatibleTextRenderingDefault(False)
viewer = New PdfDocumentViewer()
viewer.LoadFromFile("PDFViewer.pdf")
'form and child components
Dim mainForm As New Form()
mainForm.Text = "Spire.PdfView Demo - Export"
mainForm.Size = New System.Drawing.Size(800, 600)
mainForm.StartPosition = FormStartPosition.CenterScreen
Dim table As New TableLayoutPanel()
table.ColumnCount = 3
table.ColumnStyles.Add(New ColumnStyle(SizeType.Percent, 50))
table.ColumnStyles.Add(New ColumnStyle(SizeType.Absolute, 20))
table.ColumnStyles.Add(New ColumnStyle(SizeType.Percent, 50))
table.RowCount = 2
table.RowStyles.Add(New RowStyle(SizeType.Percent, 100))
table.RowStyles.Add(New RowStyle(SizeType.Absolute, 30))
table.Controls.Add(viewer, 0, 0)
table.SetColumnSpan(viewer, 3)
viewer.Dock = DockStyle.Fill
'Export current page to one image
Dim button As New Button()
button.Text = "Export to one image"
button.Size = New Size(180, 24)
button.TextAlign = ContentAlignment.MiddleCenter
table.Controls.Add(button, 0, 1)
button.Dock = DockStyle.Right
AddHandler button.Click, AddressOf ExportToOneImage
'Export current pdf document to multiple images
button = New Button()
button.Text = "Export to multiple images"
button.Size = New Size(180, 24)
button.TextAlign = ContentAlignment.MiddleCenter
table.Controls.Add(button, 2, 1)
button.Dock = DockStyle.Left
AddHandler button.Click, AddressOf ExportToMultipleImages
mainForm.Controls.Add(table)
table.Dock = DockStyle.Fill
Application.Run(mainForm)
End Sub
Private Shared Sub ExportToOneImage(ByVal sender As Object, ByVal e As EventArgs)
If viewer.PageCount > 0 Then
Dim dialog As New SaveFileDialog()
dialog.Filter = "PNG Format(*.png)|*.png"
If dialog.ShowDialog() = DialogResult.OK Then
Dim currentPage As Integer = viewer.CurrentPageNumber
Dim image As Bitmap = viewer.SaveAsImage(currentPage - 1)
image.Save(dialog.FileName)
End If
End If
End Sub
Private Shared Sub ExportToMultipleImages(ByVal sender As Object, ByVal e As EventArgs)
If viewer.PageCount > 0 Then
Dim dialog As New FolderBrowserDialog()
If dialog.ShowDialog() = DialogResult.OK Then
Dim currentPage As Integer = viewer.CurrentPageNumber
Dim images As Bitmap() = viewer.SaveAsImage(0, currentPage - 1)
For i As Integer = 0 To images.Length - 1
Dim fileName As [String] = Path.Combine(dialog.SelectedPath, [String].Format("PDFViewer-{0}.png", i))
images(i).Save(fileName)
Next
End If
End If
End Sub
End Class
End Namespace
Published in
PDF Document Viewer
Wednesday, 06 April 2011 09:47
PDF Extract in C#, VB.NET
The sample demonstrates how to extract images and text from PDF document.
(NO screenshot)
using System;
using System.Collections.Generic;
using System.Drawing;
using System.Drawing.Imaging;
using System.IO;
using System.Text;
using Spire.Pdf;
namespace Extraction
{
class Program
{
static void Main(string[] args)
{
//Create a pdf document.
PdfDocument doc = new PdfDocument();
doc.LoadFromFile(@"Sample2.pdf");
StringBuilder buffer = new StringBuilder();
IList<Image> images = new List<Image>();
foreach (PdfPageBase page in doc.Pages)
{
buffer.Append(page.ExtractText());
foreach (Image image in page.ExtractImages())
{
images.Add(image);
}
}
doc.Close();
//save text
String fileName = "TextInPdf.txt";
File.WriteAllText(fileName, buffer.ToString());
//save image
int index = 0;
foreach (Image image in images)
{
String imageFileName
= String.Format("Image-{0}.png", index++);
image.Save(imageFileName, ImageFormat.Png);
}
//Launching the Text file.
System.Diagnostics.Process.Start(fileName);
}
}
}
Imports System.Collections.Generic
Imports System.Drawing
Imports System.Drawing.Imaging
Imports System.IO
Imports System.Text
Imports Spire.Pdf
Namespace Extraction
Friend Class Program
Shared Sub Main(ByVal args() As String)
'Create a pdf document.
Dim doc As New PdfDocument()
doc.LoadFromFile("Sample2.pdf")
Dim buffer As New StringBuilder()
Dim images As IList(Of Image) = New List(Of Image)()
For Each page As PdfPageBase In doc.Pages
buffer.Append(page.ExtractText())
For Each image As Image In page.ExtractImages()
images.Add(image)
Next image
Next page
doc.Close()
'save text
Dim fileName As String = "TextInPdf.txt"
File.WriteAllText(fileName, buffer.ToString())
'save image
Dim index As Integer = 0
For Each image As Image In images
Dim imageFileName As String = String.Format("Image-{0}.png", index)
index += 1
image.Save(imageFileName, ImageFormat.Png)
Next image
'Launching the Text file.
Process.Start(fileName)
End Sub
End Class
End Namespace
Published in
Document Operation
Wednesday, 06 April 2011 06:56
PDF ImageWaterMark in C#, VB.NET
The sample demonstrates how to draw an image as watermark in PDF document.

using System;
using System.Drawing;
using Spire.Pdf;
using Spire.Pdf.Graphics;
namespace ImageWaterMark
{
class Program
{
static void Main(string[] args)
{
//Create a pdf document.
PdfDocument doc = new PdfDocument();
//margin
PdfUnitConvertor unitCvtr = new PdfUnitConvertor();
PdfMargins margin = new PdfMargins();
margin.Top = unitCvtr.ConvertUnits(2.54f, PdfGraphicsUnit.Centimeter, PdfGraphicsUnit.Point);
margin.Bottom = margin.Top;
margin.Left = unitCvtr.ConvertUnits(3.17f, PdfGraphicsUnit.Centimeter, PdfGraphicsUnit.Point);
margin.Right = margin.Left;
// Create one page
PdfPageBase page = doc.Pages.Add(PdfPageSize.A4, margin);
Image img = Image.FromFile(@"Background.png");
page.BackgroundImage = img;
//Draw page
DrawPage(page);
//Save pdf file.
doc.SaveToFile("ImageWaterMark.pdf");
doc.Close();
//Launching the Pdf file.
System.Diagnostics.Process.Start("ImageWaterMark.pdf");
}
private static void DrawPage(PdfPageBase page)
{
float pageWidth = page.Canvas.ClientSize.Width;
float y = 0;
//page header
PdfPen pen1 = new PdfPen(Color.LightGray, 1f);
PdfBrush brush1 = new PdfSolidBrush(Color.LightGray);
PdfTrueTypeFont font1 = new PdfTrueTypeFont(new Font("Arial", 8f, FontStyle.Italic));
PdfStringFormat format1 = new PdfStringFormat(PdfTextAlignment.Right);
String text = "Demo of Spire.Pdf";
page.Canvas.DrawString(text, font1, brush1, pageWidth, y, format1);
SizeF size = font1.MeasureString(text, format1);
y = y + size.Height + 1;
page.Canvas.DrawLine(pen1, 0, y, pageWidth, y);
//title
y = y + 5;
PdfBrush brush2 = new PdfSolidBrush(Color.Black);
PdfTrueTypeFont font2 = new PdfTrueTypeFont(new Font("Arial", 16f, FontStyle.Bold));
PdfStringFormat format2 = new PdfStringFormat(PdfTextAlignment.Center);
format2.CharacterSpacing = 1f;
text = "Summary of Science";
page.Canvas.DrawString(text, font2, brush2, pageWidth / 2, y, format2);
size = font2.MeasureString(text, format2);
y = y + size.Height + 6;
//icon
PdfImage image = PdfImage.FromFile(@"Wikipedia_Science.png");
page.Canvas.DrawImage(image, new PointF(pageWidth - image.PhysicalDimension.Width, y));
float imageLeftSpace = pageWidth - image.PhysicalDimension.Width - 2;
float imageBottom = image.PhysicalDimension.Height + y;
//refenrence content
PdfTrueTypeFont font3 = new PdfTrueTypeFont(new Font("Arial", 9f));
PdfStringFormat format3 = new PdfStringFormat();
format3.ParagraphIndent = font3.Size * 2;
format3.MeasureTrailingSpaces = true;
format3.LineSpacing = font3.Size * 1.5f;
String text1 = "(All text and picture from ";
String text2 = "Wikipedia";
String text3 = ", the free encyclopedia)";
page.Canvas.DrawString(text1, font3, brush2, 0, y, format3);
size = font3.MeasureString(text1, format3);
float x1 = size.Width;
format3.ParagraphIndent = 0;
PdfTrueTypeFont font4 = new PdfTrueTypeFont(new Font("Arial", 9f, FontStyle.Underline));
PdfBrush brush3 = PdfBrushes.Blue;
page.Canvas.DrawString(text2, font4, brush3, x1, y, format3);
size = font4.MeasureString(text2, format3);
x1 = x1 + size.Width;
page.Canvas.DrawString(text3, font3, brush2, x1, y, format3);
y = y + size.Height;
//content
PdfStringFormat format4 = new PdfStringFormat();
text = System.IO.File.ReadAllText(@"Summary_of_Science.txt");
PdfTrueTypeFont font5 = new PdfTrueTypeFont(new Font("Arial", 10f));
format4.LineSpacing = font5.Size * 1.5f;
PdfStringLayouter textLayouter = new PdfStringLayouter();
float imageLeftBlockHeight = imageBottom - y;
PdfStringLayoutResult result
= textLayouter.Layout(text, font5, format4, new SizeF(imageLeftSpace, imageLeftBlockHeight));
if (result.ActualSize.Height < imageBottom - y)
{
imageLeftBlockHeight = imageLeftBlockHeight + result.LineHeight;
result = textLayouter.Layout(text, font5, format4, new SizeF(imageLeftSpace, imageLeftBlockHeight));
}
foreach (LineInfo line in result.Lines)
{
page.Canvas.DrawString(line.Text, font5, brush2, 0, y, format4);
y = y + result.LineHeight;
}
PdfTextWidget textWidget = new PdfTextWidget(result.Remainder, font5, brush2);
PdfTextLayout textLayout = new PdfTextLayout();
textLayout.Break = PdfLayoutBreakType.FitPage;
textLayout.Layout = PdfLayoutType.Paginate;
RectangleF bounds = new RectangleF(new PointF(0, y), page.Canvas.ClientSize);
textWidget.StringFormat = format4;
textWidget.Draw(page, bounds, textLayout);
}
}
}
Imports System.Drawing
Imports Spire.Pdf
Imports Spire.Pdf.Graphics
Namespace ImageWaterMark
Friend Class Program
Shared Sub Main(ByVal args() As String)
'Create a pdf document.
Dim doc As New PdfDocument()
'margin
Dim unitCvtr As New PdfUnitConvertor()
Dim margin As New PdfMargins()
margin.Top = unitCvtr.ConvertUnits(2.54F, PdfGraphicsUnit.Centimeter, PdfGraphicsUnit.Point)
margin.Bottom = margin.Top
margin.Left = unitCvtr.ConvertUnits(3.17F, PdfGraphicsUnit.Centimeter, PdfGraphicsUnit.Point)
margin.Right = margin.Left
' Create one page
Dim page As PdfPageBase = doc.Pages.Add(PdfPageSize.A4, margin)
Dim img As Image = Image.FromFile("Background.png")
page.BackgroundImage = img
'Draw table
DrawPage(page)
'Save pdf file.
doc.SaveToFile("ImageWaterMark.pdf")
doc.Close()
'Launching the Pdf file.
Process.Start("ImageWaterMark.pdf")
End Sub
Private Shared Sub DrawPage(ByVal page As PdfPageBase)
Dim pageWidth As Single = page.Canvas.ClientSize.Width
Dim y As Single = 0
'page header
Dim pen1 As New PdfPen(Color.LightGray, 1.0F)
Dim brush1 As PdfBrush = New PdfSolidBrush(Color.LightGray)
Dim font1 As New PdfTrueTypeFont(New Font("Arial", 8.0F, FontStyle.Italic))
Dim format1 As New PdfStringFormat(PdfTextAlignment.Right)
Dim text As String = "Demo of Spire.Pdf"
page.Canvas.DrawString(text, font1, brush1, pageWidth, y, format1)
Dim size As SizeF = font1.MeasureString(text, format1)
y = y + size.Height + 1
page.Canvas.DrawLine(pen1, 0, y, pageWidth, y)
'title
y = y + 5
Dim brush2 As PdfBrush = New PdfSolidBrush(Color.Black)
Dim font2 As New PdfTrueTypeFont(New Font("Arial", 16.0F, FontStyle.Bold))
Dim format2 As New PdfStringFormat(PdfTextAlignment.Center)
format2.CharacterSpacing = 1.0F
text = "Summary of Science"
page.Canvas.DrawString(text, font2, brush2, pageWidth / 2, y, format2)
size = font2.MeasureString(text, format2)
y = y + size.Height + 6
'icon
Dim image As PdfImage = PdfImage.FromFile("Wikipedia_Science.png")
page.Canvas.DrawImage(image, New PointF(pageWidth - image.PhysicalDimension.Width, y))
Dim imageLeftSpace As Single = pageWidth - image.PhysicalDimension.Width - 2
Dim imageBottom As Single = image.PhysicalDimension.Height + y
'refenrence content
Dim font3 As New PdfTrueTypeFont(New Font("Arial", 9.0F))
Dim format3 As New PdfStringFormat()
format3.ParagraphIndent = font3.Size * 2
format3.MeasureTrailingSpaces = True
format3.LineSpacing = font3.Size * 1.5F
Dim text1 As String = "(All text and picture from "
Dim text2 As String = "Wikipedia"
Dim text3 As String = ", the free encyclopedia)"
page.Canvas.DrawString(text1, font3, brush2, 0, y, format3)
size = font3.MeasureString(text1, format3)
Dim x1 As Single = size.Width
format3.ParagraphIndent = 0
Dim font4 As New PdfTrueTypeFont(New Font("Arial", 9.0F, FontStyle.Underline))
Dim brush3 As PdfBrush = PdfBrushes.Blue
page.Canvas.DrawString(text2, font4, brush3, x1, y, format3)
size = font4.MeasureString(text2, format3)
x1 = x1 + size.Width
page.Canvas.DrawString(text3, font3, brush2, x1, y, format3)
y = y + size.Height
'content
Dim format4 As New PdfStringFormat()
text = System.IO.File.ReadAllText("Summary_of_Science.txt")
Dim font5 As New PdfTrueTypeFont(New Font("Arial", 10.0F))
format4.LineSpacing = font5.Size * 1.5F
Dim textLayouter As New PdfStringLayouter()
Dim imageLeftBlockHeight As Single = imageBottom - y
Dim result As PdfStringLayoutResult _
= textLayouter.Layout(text, font5, format4, New SizeF(imageLeftSpace, imageLeftBlockHeight))
If result.ActualSize.Height < imageBottom - y Then
imageLeftBlockHeight = imageLeftBlockHeight + result.LineHeight
result = textLayouter.Layout(text, font5, format4, New SizeF(imageLeftSpace, imageLeftBlockHeight))
End If
For Each line As LineInfo In result.Lines
page.Canvas.DrawString(line.Text, font5, brush2, 0, y, format4)
y = y + result.LineHeight
Next line
Dim textWidget As New PdfTextWidget(result.Remainder, font5, brush2)
Dim textLayout As New PdfTextLayout()
textLayout.Break = PdfLayoutBreakType.FitPage
textLayout.Layout = PdfLayoutType.Paginate
Dim bounds As New RectangleF(New PointF(0, y), page.Canvas.ClientSize)
textWidget.StringFormat = format4
textWidget.Draw(page, bounds, textLayout)
End Sub
End Class
End Namespace
Published in
WaterMark
Wednesday, 06 April 2011 05:25
PDF ImageTable in C#, VB.NET
The sample demonstrates how to export data and pictures from database into a table in PDF document and set table format.

using System;
using System.Data;
using System.Data.OleDb;
using System.Drawing;
using System.IO;
using Spire.Pdf;
using Spire.Pdf.Graphics;
using Spire.Pdf.Tables;
namespace ImageTable
{
class Program
{
static void Main(string[] args)
{
//Create a pdf document.
PdfDocument doc = new PdfDocument();
//margin
PdfUnitConvertor unitCvtr = new PdfUnitConvertor();
PdfMargins margin = new PdfMargins();
margin.Top = unitCvtr.ConvertUnits(2.54f, PdfGraphicsUnit.Centimeter, PdfGraphicsUnit.Point);
margin.Bottom = margin.Top;
margin.Left = unitCvtr.ConvertUnits(3.17f, PdfGraphicsUnit.Centimeter, PdfGraphicsUnit.Point);
margin.Right = margin.Left;
// Create one page
PdfPageBase page = doc.Pages.Add(PdfPageSize.A4, margin);
float y = 10;
//title
PdfBrush brush1 = PdfBrushes.Black;
PdfTrueTypeFont font1 = new PdfTrueTypeFont(new Font("Arial", 16f, FontStyle.Bold));
PdfStringFormat format1 = new PdfStringFormat(PdfTextAlignment.Center);
page.Canvas.DrawString("Country List", font1, brush1, page.Canvas.ClientSize.Width / 2, y, format1);
y = y + font1.MeasureString("Country List", format1).Height;
y = y + 5;
//create data table
PdfTable table = new PdfTable();
table.Style.CellPadding = 2;
table.Style.BorderPen = new PdfPen(brush1, 0.75f);
table.Style.DefaultStyle.BackgroundBrush = PdfBrushes.SkyBlue;
table.Style.DefaultStyle.Font = new PdfTrueTypeFont(new Font("Arial", 10f));
table.Style.AlternateStyle = new PdfCellStyle();
table.Style.AlternateStyle.BackgroundBrush = PdfBrushes.LightYellow;
table.Style.AlternateStyle.Font = new PdfTrueTypeFont(new Font("Arial", 10f));
table.Style.HeaderSource = PdfHeaderSource.ColumnCaptions;
table.Style.HeaderStyle.BackgroundBrush = PdfBrushes.CadetBlue;
table.Style.HeaderStyle.Font = new PdfTrueTypeFont(new Font("Arial", 11f, FontStyle.Bold));
table.Style.HeaderStyle.StringFormat = new PdfStringFormat(PdfTextAlignment.Center);
table.Style.ShowHeader = true;
using (OleDbConnection conn = new OleDbConnection())
{
conn.ConnectionString = @"Provider=Microsoft.Jet.OLEDB.4.0;Data Source=demo.mdb";
OleDbCommand command = new OleDbCommand();
command.CommandText
= " select Name, '' as Flag, Capital, Continent, Area, Population, Flag as FlagData from country ";
command.Connection = conn;
using (OleDbDataAdapter dataAdapter = new OleDbDataAdapter(command))
{
DataTable dataTable = new DataTable();
dataAdapter.Fill(dataTable);
dataTable.Columns.Add(new DataColumn("FlagImage", typeof(PdfImage)));
table.DataSourceType = PdfTableDataSourceType.TableDirect;
table.DataSource = dataTable;
}
}
float width
= page.Canvas.ClientSize.Width
- (table.Columns.Count + 1) * table.Style.BorderPen.Width;
table.Columns[0].Width = width * 0.21f;
table.Columns[0].StringFormat
= new PdfStringFormat(PdfTextAlignment.Left, PdfVerticalAlignment.Middle);
table.Columns[1].Width = width * 0.10f;
table.Columns[1].StringFormat
= new PdfStringFormat(PdfTextAlignment.Left, PdfVerticalAlignment.Middle);
table.Columns[2].Width = width * 0.19f;
table.Columns[2].StringFormat
= new PdfStringFormat(PdfTextAlignment.Left, PdfVerticalAlignment.Middle);
table.Columns[3].Width = width * 0.21f;
table.Columns[3].StringFormat
= new PdfStringFormat(PdfTextAlignment.Left, PdfVerticalAlignment.Middle);
table.Columns[4].Width = width * 0.12f;
table.Columns[4].StringFormat
= new PdfStringFormat(PdfTextAlignment.Right, PdfVerticalAlignment.Middle);
table.Columns[5].Width = width * 0.17f;
table.Columns[5].StringFormat
= new PdfStringFormat(PdfTextAlignment.Right, PdfVerticalAlignment.Middle);
table.BeginRowLayout += new BeginRowLayoutEventHandler(table_BeginRowLayout);
table.EndCellLayout += new EndCellLayoutEventHandler(table_EndCellLayout);
PdfTableLayoutFormat tableLayout = new PdfTableLayoutFormat();
tableLayout.Break = PdfLayoutBreakType.FitElement;
tableLayout.Layout = PdfLayoutType.Paginate;
tableLayout.EndColumnIndex = table.Columns.Count - 2 - 1;
PdfLayoutResult result = table.Draw(page, new PointF(0, y), tableLayout);
y = y + result.Bounds.Height + 5;
PdfBrush brush2 = PdfBrushes.Gray;
PdfTrueTypeFont font2 = new PdfTrueTypeFont(new Font("Arial", 9f));
page.Canvas.DrawString(String.Format("* {0} countries in the list.", table.Rows.Count),
font2, brush2, 5, y);
//Save pdf file.
doc.SaveToFile("ImageTable.pdf");
doc.Close();
//Launching the Pdf file.
System.Diagnostics.Process.Start("ImageTable.pdf");
}
static void table_EndCellLayout(object sender, EndCellLayoutEventArgs args)
{
if (args.RowIndex < 0)
{
//header
return;
}
if (args.CellIndex == 1)
{
DataTable dataTable = (sender as PdfTable).DataSource as DataTable;
PdfImage image = dataTable.Rows[args.RowIndex][7] as PdfImage;
float x = (args.Bounds.Width - image.PhysicalDimension.Width) / 2 + args.Bounds.X;
float y = (args.Bounds.Height - image.PhysicalDimension.Height) / 2 + args.Bounds.Y;
args.Graphics.DrawImage(image, x, y);
}
}
static void table_BeginRowLayout(object sender, BeginRowLayoutEventArgs args)
{
if (args.RowIndex < 0)
{
//header
return;
}
DataTable dataTable = (sender as PdfTable).DataSource as DataTable;
byte[] imageData = dataTable.Rows[args.RowIndex][6] as byte[];
using (MemoryStream stream = new MemoryStream(imageData))
{
PdfImage image = PdfImage.FromStream(stream);
args.MinimalHeight = 4 + image.PhysicalDimension.Height;
dataTable.Rows[args.RowIndex][7] = image;
}
}
}
}
Imports System.Data
Imports System.Data.OleDb
Imports System.Drawing
Imports System.IO
Imports Spire.Pdf
Imports Spire.Pdf.Graphics
Imports Spire.Pdf.Tables
Namespace ImageTable
Friend Class Program
Shared Sub Main(ByVal args() As String)
'Create a pdf document.
Dim doc As New PdfDocument()
'margin
Dim unitCvtr As New PdfUnitConvertor()
Dim margin As New PdfMargins()
margin.Top = unitCvtr.ConvertUnits(2.54F, PdfGraphicsUnit.Centimeter, PdfGraphicsUnit.Point)
margin.Bottom = margin.Top
margin.Left = unitCvtr.ConvertUnits(3.17F, PdfGraphicsUnit.Centimeter, PdfGraphicsUnit.Point)
margin.Right = margin.Left
' Create one page
Dim page As PdfPageBase = doc.Pages.Add(PdfPageSize.A4, margin)
Dim y As Single = 10
'title
Dim brush1 As PdfBrush = PdfBrushes.Black
Dim font1 As New PdfTrueTypeFont(New Font("Arial", 16.0F, FontStyle.Bold))
Dim format1 As New PdfStringFormat(PdfTextAlignment.Center)
page.Canvas.DrawString("Country List", font1, brush1, page.Canvas.ClientSize.Width \ 2, y, format1)
y = y + font1.MeasureString("Country List", format1).Height
y = y + 5
'create data table
Dim table As New PdfTable()
table.Style.CellPadding = 2
table.Style.BorderPen = New PdfPen(brush1, 0.75F)
table.Style.DefaultStyle.BackgroundBrush = PdfBrushes.SkyBlue
table.Style.DefaultStyle.Font = New PdfTrueTypeFont(New Font("Arial", 10.0F))
table.Style.AlternateStyle = New PdfCellStyle()
table.Style.AlternateStyle.BackgroundBrush = PdfBrushes.LightYellow
table.Style.AlternateStyle.Font = New PdfTrueTypeFont(New Font("Arial", 10.0F))
table.Style.HeaderSource = PdfHeaderSource.ColumnCaptions
table.Style.HeaderStyle.BackgroundBrush = PdfBrushes.CadetBlue
table.Style.HeaderStyle.Font = New PdfTrueTypeFont(New Font("Arial", 11.0F, FontStyle.Bold))
table.Style.HeaderStyle.StringFormat = New PdfStringFormat(PdfTextAlignment.Center)
table.Style.ShowHeader = True
Using conn As New OleDbConnection()
conn.ConnectionString = "Provider=Microsoft.Jet.OLEDB.4.0;Data Source=demo.mdb"
Dim command As New OleDbCommand()
command.CommandText _
= " select Name, '' as Flag, Capital, Continent, Area, Population, Flag as FlagData from country "
command.Connection = conn
Using dataAdapter As New OleDbDataAdapter(command)
Dim dataTable As New DataTable()
dataAdapter.Fill(dataTable)
dataTable.Columns.Add(New DataColumn("FlagImage", GetType(PdfImage)))
table.DataSourceType = PdfTableDataSourceType.TableDirect
table.DataSource = dataTable
End Using
End Using
Dim width As Single = page.Canvas.ClientSize.Width - (table.Columns.Count + 1) * table.Style.BorderPen.Width
table.Columns(0).Width = width * 0.21F
table.Columns(0).StringFormat = New PdfStringFormat(PdfTextAlignment.Left, PdfVerticalAlignment.Middle)
table.Columns(1).Width = width * 0.1F
table.Columns(1).StringFormat = New PdfStringFormat(PdfTextAlignment.Left, PdfVerticalAlignment.Middle)
table.Columns(2).Width = width * 0.19F
table.Columns(2).StringFormat = New PdfStringFormat(PdfTextAlignment.Left, PdfVerticalAlignment.Middle)
table.Columns(3).Width = width * 0.21F
table.Columns(3).StringFormat = New PdfStringFormat(PdfTextAlignment.Left, PdfVerticalAlignment.Middle)
table.Columns(4).Width = width * 0.12F
table.Columns(4).StringFormat = New PdfStringFormat(PdfTextAlignment.Right, PdfVerticalAlignment.Middle)
table.Columns(5).Width = width * 0.17F
table.Columns(5).StringFormat = New PdfStringFormat(PdfTextAlignment.Right, PdfVerticalAlignment.Middle)
AddHandler table.BeginRowLayout, AddressOf table_BeginRowLayout
AddHandler table.EndCellLayout, AddressOf table_EndCellLayout
Dim tableLayout As New PdfTableLayoutFormat()
tableLayout.Break = PdfLayoutBreakType.FitElement
tableLayout.Layout = PdfLayoutType.Paginate
tableLayout.EndColumnIndex = table.Columns.Count - 2 - 1
Dim result As PdfLayoutResult = table.Draw(page, New PointF(0, y), tableLayout)
y = y + result.Bounds.Height + 5
Dim brush2 As PdfBrush = PdfBrushes.Gray
Dim font2 As New PdfTrueTypeFont(New Font("Arial", 9.0F))
page.Canvas.DrawString(String.Format("* {0} countries in the list.", table.Rows.Count), font2, brush2, 5, y)
'Save pdf file.
doc.SaveToFile("ImageTable.pdf")
doc.Close()
'Launching the Pdf file.
Process.Start("ImageTable.pdf")
End Sub
Private Shared Sub table_EndCellLayout(ByVal sender As Object, ByVal args As EndCellLayoutEventArgs)
If args.RowIndex < 0 Then
'header
Return
End If
If args.CellIndex = 1 Then
Dim dataTable As DataTable = TryCast((TryCast(sender, PdfTable)).DataSource, DataTable)
Dim image As PdfImage = TryCast(dataTable.Rows(args.RowIndex)(7), PdfImage)
Dim x As Single = (args.Bounds.Width - image.PhysicalDimension.Width) / 2 + args.Bounds.X
Dim y As Single = (args.Bounds.Height - image.PhysicalDimension.Height) / 2 + args.Bounds.Y
args.Graphics.DrawImage(image, x, y)
End If
End Sub
Private Shared Sub table_BeginRowLayout(ByVal sender As Object, ByVal args As BeginRowLayoutEventArgs)
If args.RowIndex < 0 Then
'header
Return
End If
Dim dataTable As DataTable = TryCast((TryCast(sender, PdfTable)).DataSource, DataTable)
Dim imageData() As Byte = TryCast(dataTable.Rows(args.RowIndex)(6), Byte())
Using stream As New MemoryStream(imageData)
Dim image As PdfImage = PdfImage.FromStream(stream)
args.MinimalHeight = 4 + image.PhysicalDimension.Height
dataTable.Rows(args.RowIndex)(7) = image
End Using
End Sub
End Class
End Namespace
Published in
Table
Wednesday, 06 April 2011 01:41
PDF Template in C#, VB.NET
The sample demonstrates how to set PDF documentaion template, page header&footer, page number and automatic page number count.

using System;
using System.Drawing;
using Spire.Pdf;
using Spire.Pdf.AutomaticFields;
using Spire.Pdf.Graphics;
namespace Template
{
class Program
{
static void Main(string[] args)
{
//Create a pdf document.
PdfDocument doc = new PdfDocument();
doc.ViewerPreferences.PageLayout = PdfPageLayout.TwoColumnLeft;
//margin
PdfUnitConvertor unitCvtr = new PdfUnitConvertor();
PdfMargins margin = new PdfMargins();
margin.Top = unitCvtr.ConvertUnits(2.54f, PdfGraphicsUnit.Centimeter, PdfGraphicsUnit.Point);
margin.Bottom = margin.Top;
margin.Left = unitCvtr.ConvertUnits(3.17f, PdfGraphicsUnit.Centimeter, PdfGraphicsUnit.Point);
margin.Right = margin.Left;
SetDocumentTemplate(doc, PdfPageSize.A4, margin);
//create section
PdfSection section = doc.Sections.Add();
section.PageSettings.Size = PdfPageSize.A4;
section.PageSettings.Margins = new PdfMargins(0);
SetSectionTemplate(section, PdfPageSize.A4, margin, "Section 1");
// Create one page
PdfNewPage page = section.Pages.Add();
//Draw page
DrawPage(page);
page = section.Pages.Add();
DrawPage(page);
page = section.Pages.Add();
DrawPage(page);
page = section.Pages.Add();
DrawPage(page);
page = section.Pages.Add();
DrawPage(page);
//Save pdf file.
doc.SaveToFile("Template.pdf");
doc.Close();
//Launching the Pdf file.
System.Diagnostics.Process.Start("Template.pdf");
}
private static void DrawPage(PdfNewPage page)
{
float pageWidth = page.Canvas.ClientSize.Width;
float y = 0;
//title
y = y + 5;
PdfBrush brush2 = new PdfSolidBrush(Color.Black);
PdfTrueTypeFont font2 = new PdfTrueTypeFont(new Font("Arial", 16f, FontStyle.Bold));
PdfStringFormat format2 = new PdfStringFormat(PdfTextAlignment.Center);
format2.CharacterSpacing = 1f;
String text = "Summary of Science";
page.Canvas.DrawString(text, font2, brush2, pageWidth / 2, y, format2);
SizeF size = font2.MeasureString(text, format2);
y = y + size.Height + 6;
//icon
PdfImage image = PdfImage.FromFile(@"Wikipedia_Science.png");
page.Canvas.DrawImage(image, new PointF(pageWidth - image.PhysicalDimension.Width, y));
float imageLeftSpace = pageWidth - image.PhysicalDimension.Width - 2;
float imageBottom = image.PhysicalDimension.Height + y;
//refenrence content
PdfTrueTypeFont font3 = new PdfTrueTypeFont(new Font("Arial", 9f));
PdfStringFormat format3 = new PdfStringFormat();
format3.ParagraphIndent = font3.Size * 2;
format3.MeasureTrailingSpaces = true;
format3.LineSpacing = font3.Size * 1.5f;
String text1 = "(All text and picture from ";
String text2 = "Wikipedia";
String text3 = ", the free encyclopedia)";
page.Canvas.DrawString(text1, font3, brush2, 0, y, format3);
size = font3.MeasureString(text1, format3);
float x1 = size.Width;
format3.ParagraphIndent = 0;
PdfTrueTypeFont font4 = new PdfTrueTypeFont(new Font("Arial", 9f, FontStyle.Underline));
PdfBrush brush3 = PdfBrushes.Blue;
page.Canvas.DrawString(text2, font4, brush3, x1, y, format3);
size = font4.MeasureString(text2, format3);
x1 = x1 + size.Width;
page.Canvas.DrawString(text3, font3, brush2, x1, y, format3);
y = y + size.Height;
//content
PdfStringFormat format4 = new PdfStringFormat();
text = System.IO.File.ReadAllText(@"Summary_of_Science.txt");
PdfTrueTypeFont font5 = new PdfTrueTypeFont(new Font("Arial", 10f));
format4.LineSpacing = font5.Size * 1.5f;
PdfStringLayouter textLayouter = new PdfStringLayouter();
float imageLeftBlockHeight = imageBottom - y;
PdfStringLayoutResult result
= textLayouter.Layout(text, font5, format4, new SizeF(imageLeftSpace, imageLeftBlockHeight));
if (result.ActualSize.Height < imageBottom - y)
{
imageLeftBlockHeight = imageLeftBlockHeight + result.LineHeight;
result = textLayouter.Layout(text, font5, format4, new SizeF(imageLeftSpace, imageLeftBlockHeight));
}
foreach (LineInfo line in result.Lines)
{
page.Canvas.DrawString(line.Text, font5, brush2, 0, y, format4);
y = y + result.LineHeight;
}
PdfTextWidget textWidget = new PdfTextWidget(result.Remainder, font5, brush2);
PdfTextLayout textLayout = new PdfTextLayout();
textLayout.Break = PdfLayoutBreakType.FitPage;
textLayout.Layout = PdfLayoutType.Paginate;
RectangleF bounds = new RectangleF(new PointF(0, y), page.Canvas.ClientSize);
textWidget.StringFormat = format4;
textWidget.Draw(page, bounds, textLayout);
}
private static void SetSectionTemplate(PdfSection section, SizeF pageSize, PdfMargins margin, string label)
{
PdfPageTemplateElement leftSpace
= new PdfPageTemplateElement(margin.Left, pageSize.Height);
leftSpace.Foreground = true;
section.Template.OddLeft = leftSpace;
PdfTrueTypeFont font = new PdfTrueTypeFont(new Font("Arial", 9f, FontStyle.Italic));
PdfStringFormat format = new PdfStringFormat(PdfTextAlignment.Center, PdfVerticalAlignment.Middle);
float y = (pageSize.Height - margin.Top - margin.Bottom) * (1 - 0.618f);
RectangleF bounds
= new RectangleF(10, y, margin.Left - 20, font.Height + 6);
leftSpace.Graphics.DrawRectangle(PdfBrushes.OrangeRed, bounds);
leftSpace.Graphics.DrawString(label, font, PdfBrushes.White, bounds, format);
PdfPageTemplateElement rightSpace
= new PdfPageTemplateElement(margin.Right, pageSize.Height);
rightSpace.Foreground = true;
section.Template.EvenRight = rightSpace;
bounds
= new RectangleF(10, y, margin.Right - 20, font.Height + 6);
rightSpace.Graphics.DrawRectangle(PdfBrushes.SaddleBrown, bounds);
rightSpace.Graphics.DrawString(label, font, PdfBrushes.White, bounds, format);
}
private static void SetDocumentTemplate(PdfDocument doc, SizeF pageSize, PdfMargins margin)
{
PdfPageTemplateElement leftSpace
= new PdfPageTemplateElement(margin.Left, pageSize.Height);
doc.Template.Left = leftSpace;
PdfPageTemplateElement topSpace
= new PdfPageTemplateElement(pageSize.Width, margin.Top);
topSpace.Foreground = true;
doc.Template.Top = topSpace;
//draw header label
PdfTrueTypeFont font = new PdfTrueTypeFont(new Font("Arial", 9f, FontStyle.Italic));
PdfStringFormat format = new PdfStringFormat(PdfTextAlignment.Right);
String label = "Demo of Spire.Pdf";
SizeF size = font.MeasureString(label, format);
float y = topSpace.Height - font.Height - 1;
PdfPen pen = new PdfPen(Color.Black, 0.75f);
topSpace.Graphics.SetTransparency(0.5f);
topSpace.Graphics.DrawLine(pen, margin.Left, y, pageSize.Width - margin.Right, y);
y = y - 1 - size.Height;
topSpace.Graphics.DrawString(label, font, PdfBrushes.Black, pageSize.Width - margin.Right, y, format);
PdfPageTemplateElement rightSpace
= new PdfPageTemplateElement(margin.Right, pageSize.Height);
doc.Template.Right = rightSpace;
PdfPageTemplateElement bottomSpace
= new PdfPageTemplateElement(pageSize.Width, margin.Bottom);
bottomSpace.Foreground = true;
doc.Template.Bottom = bottomSpace;
//draw footer label
y = font.Height + 1;
bottomSpace.Graphics.SetTransparency(0.5f);
bottomSpace.Graphics.DrawLine(pen, margin.Left, y, pageSize.Width - margin.Right, y);
y = y + 1;
PdfPageNumberField pageNumber = new PdfPageNumberField();
PdfPageCountField pageCount = new PdfPageCountField();
PdfCompositeField pageNumberLabel = new PdfCompositeField();
pageNumberLabel.AutomaticFields
= new PdfAutomaticField[] { pageNumber, pageCount };
pageNumberLabel.Brush = PdfBrushes.Black;
pageNumberLabel.Font = font;
pageNumberLabel.StringFormat = format;
pageNumberLabel.Text = "page {0} of {1}";
pageNumberLabel.Draw(bottomSpace.Graphics, pageSize.Width - margin.Right, y);
PdfImage headerImage
= PdfImage.FromFile(@"Header.png");
PointF pageLeftTop = new PointF(-margin.Left, -margin.Top);
PdfPageTemplateElement header
= new PdfPageTemplateElement(pageLeftTop, headerImage.PhysicalDimension);
header.Foreground = false;
header.Graphics.SetTransparency(0.5f);
header.Graphics.DrawImage(headerImage, 0, 0);
doc.Template.Stamps.Add(header);
PdfImage footerImage
= PdfImage.FromFile(@"Footer.png");
y = pageSize.Height - footerImage.PhysicalDimension.Height;
PointF footerLocation = new PointF(-margin.Left, y);
PdfPageTemplateElement footer
= new PdfPageTemplateElement(footerLocation, footerImage.PhysicalDimension);
footer.Foreground = false;
footer.Graphics.SetTransparency(0.5f);
footer.Graphics.DrawImage(footerImage, 0, 0);
doc.Template.Stamps.Add(footer);
}
}
}
Imports System.Drawing
Imports Spire.Pdf
Imports Spire.Pdf.Graphics
Imports System.Text
Imports Spire.Pdf.AutomaticFields
Namespace Template
Friend Class Program
Shared Sub Main(ByVal args() As String)
'Create a pdf document.
Dim doc As New PdfDocument()
doc.ViewerPreferences.PageLayout = PdfPageLayout.TwoColumnLeft
'margin
Dim unitCvtr As New PdfUnitConvertor()
Dim margin As New PdfMargins()
margin.Top = unitCvtr.ConvertUnits(2.54F, PdfGraphicsUnit.Centimeter, PdfGraphicsUnit.Point)
margin.Bottom = margin.Top
margin.Left = unitCvtr.ConvertUnits(3.17F, PdfGraphicsUnit.Centimeter, PdfGraphicsUnit.Point)
margin.Right = margin.Left
SetDocumentTemplate(doc, PdfPageSize.A4, margin)
'create section
Dim section As PdfSection = doc.Sections.Add()
section.PageSettings.Size = PdfPageSize.A4
section.PageSettings.Margins = New PdfMargins(0)
SetSectionTemplate(section, PdfPageSize.A4, margin, "Section 1")
' Create one page
Dim page As PdfNewPage = section.Pages.Add()
'Draw page
DrawPage(page)
page = section.Pages.Add()
DrawPage(page)
page = section.Pages.Add()
DrawPage(page)
page = section.Pages.Add()
DrawPage(page)
page = section.Pages.Add()
DrawPage(page)
'Save pdf file.
doc.SaveToFile("Template.pdf")
doc.Close()
'Launching the Pdf file.
Process.Start("Template.pdf")
End Sub
Private Shared Sub DrawPage(ByVal page As PdfNewPage)
Dim pageWidth As Single = page.Canvas.ClientSize.Width
Dim y As Single = 0
'title
y = y + 5
Dim brush2 As PdfBrush = New PdfSolidBrush(Color.Black)
Dim font2 As New PdfTrueTypeFont(New Font("Arial", 16.0F, FontStyle.Bold))
Dim format2 As New PdfStringFormat(PdfTextAlignment.Center)
format2.CharacterSpacing = 1.0F
Dim text As String = "Summary of Science"
page.Canvas.DrawString(text, font2, brush2, pageWidth / 2, y, format2)
Dim size As SizeF = font2.MeasureString(text, format2)
y = y + size.Height + 6
'icon
Dim image As PdfImage = PdfImage.FromFile("Wikipedia_Science.png")
page.Canvas.DrawImage(image, New PointF(pageWidth - image.PhysicalDimension.Width, y))
Dim imageLeftSpace As Single = pageWidth - image.PhysicalDimension.Width - 2
Dim imageBottom As Single = image.PhysicalDimension.Height + y
'refenrence content
Dim font3 As New PdfTrueTypeFont(New Font("Arial", 9.0F))
Dim format3 As New PdfStringFormat()
format3.ParagraphIndent = font3.Size * 2
format3.MeasureTrailingSpaces = True
format3.LineSpacing = font3.Size * 1.5F
Dim text1 As String = "(All text and picture from "
Dim text2 As String = "Wikipedia"
Dim text3 As String = ", the free encyclopedia)"
page.Canvas.DrawString(text1, font3, brush2, 0, y, format3)
size = font3.MeasureString(text1, format3)
Dim x1 As Single = size.Width
format3.ParagraphIndent = 0
Dim font4 As New PdfTrueTypeFont(New Font("Arial", 9.0F, FontStyle.Underline))
Dim brush3 As PdfBrush = PdfBrushes.Blue
page.Canvas.DrawString(text2, font4, brush3, x1, y, format3)
size = font4.MeasureString(text2, format3)
x1 = x1 + size.Width
page.Canvas.DrawString(text3, font3, brush2, x1, y, format3)
y = y + size.Height
'content
Dim format4 As New PdfStringFormat()
text = System.IO.File.ReadAllText("Summary_of_Science.txt")
Dim font5 As New PdfTrueTypeFont(New Font("Arial", 10.0F))
format4.LineSpacing = font5.Size * 1.5F
Dim textLayouter As New PdfStringLayouter()
Dim imageLeftBlockHeight As Single = imageBottom - y
Dim result As PdfStringLayoutResult _
= textLayouter.Layout(text, font5, format4, New SizeF(imageLeftSpace, imageLeftBlockHeight))
If result.ActualSize.Height < imageBottom - y Then
imageLeftBlockHeight = imageLeftBlockHeight + result.LineHeight
result = textLayouter.Layout(text, font5, format4, New SizeF(imageLeftSpace, imageLeftBlockHeight))
End If
For Each line As LineInfo In result.Lines
page.Canvas.DrawString(line.Text, font5, brush2, 0, y, format4)
y = y + result.LineHeight
Next line
Dim textWidget As New PdfTextWidget(result.Remainder, font5, brush2)
Dim textLayout As New PdfTextLayout()
textLayout.Break = PdfLayoutBreakType.FitPage
textLayout.Layout = PdfLayoutType.Paginate
Dim bounds As New RectangleF(New PointF(0, y), page.Canvas.ClientSize)
textWidget.StringFormat = format4
textWidget.Draw(page, bounds, textLayout)
End Sub
Private Shared Sub SetSectionTemplate(ByVal section As PdfSection, ByVal pageSize As SizeF, _
ByVal margin As PdfMargins, ByVal label As String)
Dim leftSpace As New PdfPageTemplateElement(margin.Left, pageSize.Height)
leftSpace.Foreground = True
section.Template.OddLeft = leftSpace
Dim font As New PdfTrueTypeFont(New Font("Arial", 9.0F, FontStyle.Italic))
Dim format As New PdfStringFormat(PdfTextAlignment.Center, PdfVerticalAlignment.Middle)
Dim y As Single = (pageSize.Height - margin.Top - margin.Bottom) * (1 - 0.618F)
Dim bounds As New RectangleF(10, y, margin.Left - 20, font.Height + 6)
leftSpace.Graphics.DrawRectangle(PdfBrushes.OrangeRed, bounds)
leftSpace.Graphics.DrawString(label, font, PdfBrushes.White, bounds, format)
Dim rightSpace As New PdfPageTemplateElement(margin.Right, pageSize.Height)
rightSpace.Foreground = True
section.Template.EvenRight = rightSpace
bounds = New RectangleF(10, y, margin.Right - 20, font.Height + 6)
rightSpace.Graphics.DrawRectangle(PdfBrushes.SaddleBrown, bounds)
rightSpace.Graphics.DrawString(label, font, PdfBrushes.White, bounds, format)
End Sub
Private Shared Sub SetDocumentTemplate(ByVal doc As PdfDocument, ByVal pageSize As SizeF, _
ByVal margin As PdfMargins)
Dim leftSpace As New PdfPageTemplateElement(margin.Left, pageSize.Height)
doc.Template.Left = leftSpace
Dim topSpace As New PdfPageTemplateElement(pageSize.Width, margin.Top)
topSpace.Foreground = True
doc.Template.Top = topSpace
'draw header label
Dim font As New PdfTrueTypeFont(New Font("Arial", 9.0F, FontStyle.Italic))
Dim format As New PdfStringFormat(PdfTextAlignment.Right)
Dim label As String = "Demo of Spire.Pdf"
Dim size As SizeF = font.MeasureString(label, format)
Dim y As Single = topSpace.Height - font.Height - 1
Dim pen As New PdfPen(Color.Black, 0.75F)
topSpace.Graphics.SetTransparency(0.5F)
topSpace.Graphics.DrawLine(pen, margin.Left, y, pageSize.Width - margin.Right, y)
y = y - 1 - size.Height
topSpace.Graphics.DrawString(label, font, PdfBrushes.Black, pageSize.Width - margin.Right, y, format)
Dim rightSpace As New PdfPageTemplateElement(margin.Right, pageSize.Height)
doc.Template.Right = rightSpace
Dim bottomSpace As New PdfPageTemplateElement(pageSize.Width, margin.Bottom)
bottomSpace.Foreground = True
doc.Template.Bottom = bottomSpace
'draw footer label
y = font.Height + 1
bottomSpace.Graphics.SetTransparency(0.5F)
bottomSpace.Graphics.DrawLine(pen, margin.Left, y, pageSize.Width - margin.Right, y)
y = y + 1
Dim pageNumber As New PdfPageNumberField()
Dim pageCount As New PdfPageCountField()
Dim pageNumberLabel As New PdfCompositeField()
pageNumberLabel.AutomaticFields = New PdfAutomaticField() {pageNumber, pageCount}
pageNumberLabel.Brush = PdfBrushes.Black
pageNumberLabel.Font = font
pageNumberLabel.StringFormat = format
pageNumberLabel.Text = "page {0} of {1}"
pageNumberLabel.Draw(bottomSpace.Graphics, pageSize.Width - margin.Right, y)
Dim headerImage As PdfImage = PdfImage.FromFile("Header.png")
Dim pageLeftTop As New PointF(-margin.Left, -margin.Top)
Dim header As New PdfPageTemplateElement(pageLeftTop, headerImage.PhysicalDimension)
header.Foreground = False
header.Graphics.SetTransparency(0.5F)
header.Graphics.DrawImage(headerImage, 0, 0)
doc.Template.Stamps.Add(header)
Dim footerImage As PdfImage = PdfImage.FromFile("Footer.png")
y = pageSize.Height - footerImage.PhysicalDimension.Height
Dim footerLocation As New PointF(-margin.Left, y)
Dim footer As New PdfPageTemplateElement(footerLocation, footerImage.PhysicalDimension)
footer.Foreground = False
footer.Graphics.SetTransparency(0.5F)
footer.Graphics.DrawImage(footerImage, 0, 0)
doc.Template.Stamps.Add(footer)
End Sub
End Class
End Namespace
Published in
Page
Tuesday, 05 April 2011 09:25
PDF TextLayout in C#, VB.NET
using System;
using System.Drawing;
using Spire.Pdf;
using Spire.Pdf.Graphics;
namespace TextLayout
{
class Program
{
static void Main(string[] args)
{
//Create a pdf document.
PdfDocument doc = new PdfDocument();
// Create one page
PdfPageBase page = doc.Pages.Add();
float pageWidth = page.Canvas.ClientSize.Width;
float y = 0;
//page header
PdfPen pen1 = new PdfPen(Color.LightGray, 1f);
PdfBrush brush1 = new PdfSolidBrush(Color.LightGray);
PdfTrueTypeFont font1 = new PdfTrueTypeFont(new Font("Arial", 8f, FontStyle.Italic));
PdfStringFormat format1 = new PdfStringFormat(PdfTextAlignment.Right);
String text = "Demo of Spire.Pdf";
page.Canvas.DrawString(text, font1, brush1, pageWidth, y, format1);
SizeF size = font1.MeasureString(text, format1);
y = y + size.Height + 1;
page.Canvas.DrawLine(pen1, 0, y, pageWidth, y);
//title
y = y + 5;
PdfBrush brush2 = new PdfSolidBrush(Color.Black);
PdfTrueTypeFont font2 = new PdfTrueTypeFont(new Font("Arial", 16f, FontStyle.Bold));
PdfStringFormat format2 = new PdfStringFormat(PdfTextAlignment.Center);
format2.CharacterSpacing = 1f;
text = "Summary of Science";
page.Canvas.DrawString(text, font2, brush2, pageWidth / 2, y, format2);
size = font2.MeasureString(text, format2);
y = y + size.Height + 6;
//icon
PdfImage image = PdfImage.FromFile("Wikipedia_Science.png");
page.Canvas.DrawImage(image, new PointF(pageWidth - image.PhysicalDimension.Width, y));
float imageLeftSpace = pageWidth - image.PhysicalDimension.Width - 2;
float imageBottom = image.PhysicalDimension.Height + y;
//refenrence content
PdfTrueTypeFont font3 = new PdfTrueTypeFont(new Font("Arial", 9f));
PdfStringFormat format3 = new PdfStringFormat();
format3.ParagraphIndent = font3.Size * 2;
format3.MeasureTrailingSpaces = true;
format3.LineSpacing = font3.Size * 1.5f;
String text1 = "(All text and picture from ";
String text2 = "Wikipedia";
String text3 = ", the free encyclopedia)";
page.Canvas.DrawString(text1, font3, brush2, 0, y, format3);
size = font3.MeasureString(text1, format3);
float x1 = size.Width;
format3.ParagraphIndent = 0;
PdfTrueTypeFont font4 = new PdfTrueTypeFont(new Font("Arial", 9f, FontStyle.Underline));
PdfBrush brush3 = PdfBrushes.Blue;
page.Canvas.DrawString(text2, font4, brush3, x1, y, format3);
size = font4.MeasureString(text2, format3);
x1 = x1 + size.Width;
page.Canvas.DrawString(text3, font3, brush2, x1, y, format3);
y = y + size.Height;
//content
PdfStringFormat format4 = new PdfStringFormat();
text = System.IO.File.ReadAllText("Summary_of_Science.txt");
PdfTrueTypeFont font5 = new PdfTrueTypeFont(new Font("Arial", 10f));
format4.LineSpacing = font5.Size * 1.5f;
PdfStringLayouter textLayouter = new PdfStringLayouter();
float imageLeftBlockHeight = imageBottom - y;
PdfStringLayoutResult result
= textLayouter.Layout(text, font5, format4, new SizeF(imageLeftSpace, imageLeftBlockHeight));
if (result.ActualSize.Height < imageBottom - y)
{
imageLeftBlockHeight = imageLeftBlockHeight + result.LineHeight;
result = textLayouter.Layout(text, font5, format4, new SizeF(imageLeftSpace, imageLeftBlockHeight));
}
foreach (LineInfo line in result.Lines)
{
page.Canvas.DrawString(line.Text, font5, brush2, 0, y, format4);
y = y + result.LineHeight;
}
PdfTextWidget textWidget = new PdfTextWidget(result.Remainder, font5, brush2);
PdfTextLayout textLayout = new PdfTextLayout();
textLayout.Break = PdfLayoutBreakType.FitPage;
textLayout.Layout = PdfLayoutType.Paginate;
RectangleF bounds = new RectangleF(new PointF(0, y), page.Canvas.ClientSize);
textWidget.StringFormat = format4;
textWidget.Draw(page, bounds, textLayout);
//Save pdf file.
doc.SaveToFile("TextLayout.pdf");
doc.Close();
//Launching the Pdf file.
System.Diagnostics.Process.Start("TextLayout.pdf");
}
}
}
Imports System.Drawing
Imports Spire.Pdf
Imports Spire.Pdf.Graphics
Namespace TextLayout
Friend Class Program
Shared Sub Main(ByVal args() As String)
'Create a pdf document.
Dim doc As New PdfDocument()
' Create one page
Dim page As PdfPageBase = doc.Pages.Add()
Dim pageWidth As Single = page.Canvas.ClientSize.Width
Dim y As Single = 0
'page header
Dim pen1 As New PdfPen(Color.LightGray, 1.0F)
Dim brush1 As PdfBrush = New PdfSolidBrush(Color.LightGray)
Dim font1 As New PdfTrueTypeFont(New Font("Arial", 8.0F, FontStyle.Italic))
Dim format1 As New PdfStringFormat(PdfTextAlignment.Right)
Dim text As String = "Demo of Spire.Pdf"
page.Canvas.DrawString(text, font1, brush1, pageWidth, y, format1)
Dim size As SizeF = font1.MeasureString(text, format1)
y = y + size.Height + 1
page.Canvas.DrawLine(pen1, 0, y, pageWidth, y)
'title
y = y + 5
Dim brush2 As PdfBrush = New PdfSolidBrush(Color.Black)
Dim font2 As New PdfTrueTypeFont(New Font("Arial", 16.0F, FontStyle.Bold))
Dim format2 As New PdfStringFormat(PdfTextAlignment.Center)
format2.CharacterSpacing = 1.0F
text = "Summary of Science"
page.Canvas.DrawString(text, font2, brush2, pageWidth / 2, y, format2)
size = font2.MeasureString(text, format2)
y = y + size.Height + 6
'icon
Dim image As PdfImage = PdfImage.FromFile("Wikipedia_Science.png")
page.Canvas.DrawImage(image, New PointF(pageWidth - image.PhysicalDimension.Width, y))
Dim imageLeftSpace As Single = pageWidth - image.PhysicalDimension.Width - 2
Dim imageBottom As Single = image.PhysicalDimension.Height + y
'refenrence content
Dim font3 As New PdfTrueTypeFont(New Font("Arial", 9.0F))
Dim format3 As New PdfStringFormat()
format3.ParagraphIndent = font3.Size * 2
format3.MeasureTrailingSpaces = True
format3.LineSpacing = font3.Size * 1.5F
Dim text1 As String = "(All text and picture from "
Dim text2 As String = "Wikipedia"
Dim text3 As String = ", the free encyclopedia)"
page.Canvas.DrawString(text1, font3, brush2, 0, y, format3)
size = font3.MeasureString(text1, format3)
Dim x1 As Single = size.Width
format3.ParagraphIndent = 0
Dim font4 As New PdfTrueTypeFont(New Font("Arial", 9.0F, FontStyle.Underline))
Dim brush3 As PdfBrush = PdfBrushes.Blue
page.Canvas.DrawString(text2, font4, brush3, x1, y, format3)
size = font4.MeasureString(text2, format3)
x1 = x1 + size.Width
page.Canvas.DrawString(text3, font3, brush2, x1, y, format3)
y = y + size.Height
'content
Dim format4 As New PdfStringFormat()
text = System.IO.File.ReadAllText("Summary_of_Science.txt")
Dim font5 As New PdfTrueTypeFont(New Font("Arial", 10.0F))
format4.LineSpacing = font5.Size * 1.5F
Dim textLayouter As New PdfStringLayouter()
Dim imageLeftBlockHeight As Single = imageBottom - y
Dim result As PdfStringLayoutResult _
= textLayouter.Layout(text, font5, format4, New SizeF(imageLeftSpace, imageLeftBlockHeight))
If result.ActualSize.Height < imageBottom - y Then
imageLeftBlockHeight = imageLeftBlockHeight + result.LineHeight
result = textLayouter.Layout(text, font5, format4, New SizeF(imageLeftSpace, imageLeftBlockHeight))
End If
For Each line As LineInfo In result.Lines
page.Canvas.DrawString(line.Text, font5, brush2, 0, y, format4)
y = y + result.LineHeight
Next line
Dim textWidget As New PdfTextWidget(result.Remainder, font5, brush2)
Dim textLayout As New PdfTextLayout()
textLayout.Break = PdfLayoutBreakType.FitPage
textLayout.Layout = PdfLayoutType.Paginate
Dim bounds As New RectangleF(New PointF(0, y), page.Canvas.ClientSize)
textWidget.StringFormat = format4
textWidget.Draw(page, bounds, textLayout)
'Save pdf file.
doc.SaveToFile("TextLayout.pdf")
doc.Close()
'Launching the Pdf file.
Process.Start("TextLayout.pdf")
End Sub
End Class
End Namespace
Published in
Formating
Tuesday, 05 April 2011 07:21
PDF DrawImage in C#, VB.NET
using System;
using System.Drawing;
using Spire.Pdf;
using Spire.Pdf.Graphics;
namespace DrawImage
{
class Program
{
static void Main(string[] args)
{
//Create a pdf document.
PdfDocument doc = new PdfDocument();
// Create one page
PdfPageBase page = doc.Pages.Add();
TransformText(page);
DrawImage(page);
TransformImage(page);
//Save pdf file.
doc.SaveToFile("DrawImage.pdf");
doc.Close();
//Launching the Pdf file.
System.Diagnostics.Process.Start("DrawImage.pdf");
}
private static void TransformImage(PdfPageBase page)
{
//save graphics state
PdfGraphicsState state = page.Canvas.Save();
//Draw the text - transform
PdfFont font = new PdfFont(PdfFontFamily.Helvetica, 18f);
PdfSolidBrush brush1 = new PdfSolidBrush(Color.Blue);
PdfSolidBrush brush2 = new PdfSolidBrush(Color.CadetBlue);
PdfStringFormat format = new PdfStringFormat(PdfTextAlignment.Center);
page.Canvas.TranslateTransform(page.Canvas.ClientSize.Width / 2, 20);
page.Canvas.DrawString("Sales Report Chart", font, brush1, 0, 0, format);
page.Canvas.ScaleTransform(1f, -0.8f);
page.Canvas.DrawString("Sales Report Chart", font, brush2, 0, -2 * 18 * 1.2f, format);
//restor graphics
page.Canvas.Restore(state);
}
private static void DrawImage(PdfPageBase page)
{
PdfImage image = PdfImage.FromFile(@"SalesReportChart.png");
float width = image.Width * 0.75f;
float height = image.Height * 0.75f;
float x = (page.Canvas.ClientSize.Width - width) / 2;
page.Canvas.DrawImage(image, x, 60, width, height);
}
private static void TransformText(PdfPageBase page)
{
PdfImage image = PdfImage.FromFile(@"SalesReportChart.png");
int skewX = 20;
int skewY = 20;
float scaleX = 0.2f;
float scaleY = 0.6f;
int width = (int)((image.Width + image.Height * Math.Tan(Math.PI * skewX / 180)) * scaleX);
int height = (int)((image.Height + image.Width * Math.Tan(Math.PI * skewY / 180)) * scaleY);
PdfTemplate template = new PdfTemplate(width, height);
template.Graphics.ScaleTransform(scaleX, scaleY);
template.Graphics.SkewTransform(skewX, skewY);
template.Graphics.DrawImage(image, 0, 0);
//save graphics state
PdfGraphicsState state = page.Canvas.Save();
page.Canvas.TranslateTransform(page.Canvas.ClientSize.Width - 50, 260);
float offset = (page.Canvas.ClientSize.Width - 100) / 12;
for (int i = 0; i < 12; i++)
{
page.Canvas.TranslateTransform(-offset, 0);
page.Canvas.SetTransparency(i / 12.0f);
page.Canvas.DrawTemplate(template, new PointF(0, 0));
}
//restor graphics
page.Canvas.Restore(state);
}
}
}
Imports System.Drawing
Imports Spire.Pdf
Imports Spire.Pdf.Graphics
Namespace DrawImage
Friend Class Program
Shared Sub Main(ByVal args() As String)
'Create a pdf document.
Dim doc As New PdfDocument()
' Create one page
Dim page As PdfPageBase = doc.Pages.Add()
TransformText(page)
DrawImage(page)
TransformImage(page)
'Save pdf file.
doc.SaveToFile("DrawImage.pdf")
doc.Close()
'Launching the Pdf file.
Process.Start("DrawImage.pdf")
End Sub
Private Shared Sub TransformImage(ByVal page As PdfPageBase)
'save graphics state
Dim state As PdfGraphicsState = page.Canvas.Save()
'Draw the text - transform
Dim font As New PdfFont(PdfFontFamily.Helvetica, 18.0F)
Dim brush1 As New PdfSolidBrush(Color.Blue)
Dim brush2 As New PdfSolidBrush(Color.CadetBlue)
Dim format As New PdfStringFormat(PdfTextAlignment.Center)
page.Canvas.TranslateTransform(page.Canvas.ClientSize.Width \ 2, 20)
page.Canvas.DrawString("Sales Report Chart", font, brush1, 0, 0, format)
page.Canvas.ScaleTransform(1.0F, -0.8F)
page.Canvas.DrawString("Sales Report Chart", font, brush2, 0, -2 * 18 * 1.2F, format)
'restor graphics
page.Canvas.Restore(state)
End Sub
Private Shared Sub DrawImage(ByVal page As PdfPageBase)
Dim image As PdfImage = PdfImage.FromFile("SalesReportChart.png")
Dim width As Single = image.Width * 0.75F
Dim height As Single = image.Height * 0.75F
Dim x As Single = (page.Canvas.ClientSize.Width - width) / 2
page.Canvas.DrawImage(image, x, 60, width, height)
End Sub
Private Shared Sub TransformText(ByVal page As PdfPageBase)
Dim image As PdfImage = PdfImage.FromFile("SalesReportChart.png")
Dim skewX As Integer = 20
Dim skewY As Integer = 20
Dim scaleX As Single = 0.2F
Dim scaleY As Single = 0.6F
Dim width As Integer = CInt(Fix((image.Width + image.Height * Math.Tan(Math.PI * skewX \ 180)) * scaleX))
Dim height As Integer = CInt(Fix((image.Height + image.Width * Math.Tan(Math.PI * skewY \ 180)) * scaleY))
Dim template As New PdfTemplate(width, height)
template.Graphics.ScaleTransform(scaleX, scaleY)
template.Graphics.SkewTransform(skewX, skewY)
template.Graphics.DrawImage(image, 0, 0)
'save graphics state
Dim state As PdfGraphicsState = page.Canvas.Save()
page.Canvas.TranslateTransform(page.Canvas.ClientSize.Width - 50, 260)
Dim offset As Single = (page.Canvas.ClientSize.Width - 100) / 12
For i As Integer = 0 To 11
page.Canvas.TranslateTransform(-offset, 0)
page.Canvas.SetTransparency(i / 12.0F)
page.Canvas.DrawTemplate(template, New PointF(0, 0))
Next i
'restor graphics
page.Canvas.Restore(state)
End Sub
End Class
End Namespace
Published in
Drawing
Tuesday, 05 April 2011 06:47
PDF Image in C#, VB.NET
using System.Drawing;
using Spire.Pdf;
using Spire.Pdf.Graphics;
namespace Image
{
class Program
{
static void Main(string[] args)
{
//Create a pdf document.
PdfDocument doc = new PdfDocument();
// Create one page
PdfPageBase page = doc.Pages.Add();
//Draw the text
page.Canvas.DrawString("Hello, World!",
new PdfFont(PdfFontFamily.Helvetica, 30f),
new PdfSolidBrush(Color.Black),
10, 10);
//Draw the image
PdfImage image = PdfImage.FromFile(@"SalesReportChart.png");
float width = image.Width * 0.75f;
float height = image.Height * 0.75f;
float x = (page.Canvas.ClientSize.Width - width) / 2;
page.Canvas.DrawImage(image, x, 60, width, height);
//Save pdf file.
doc.SaveToFile("Image.pdf");
doc.Close();
//Launching the Pdf file.
System.Diagnostics.Process.Start("Image.pdf");
}
}
}
Imports System.Drawing
Imports Spire.Pdf
Imports Spire.Pdf.Graphics
Namespace Image
Friend Class Program
Shared Sub Main(ByVal args() As String)
'Create a pdf document.
Dim doc As New PdfDocument()
' Create one page
Dim page As PdfPageBase = doc.Pages.Add()
'Draw the text
page.Canvas.DrawString("Hello, World!", _
New PdfFont(PdfFontFamily.Helvetica, 30.0F), _
New PdfSolidBrush(Color.Black), 10, 10)
'Draw the image
Dim image As PdfImage = PdfImage.FromFile("SalesReportChart.png")
Dim width As Single = image.Width * 0.75F
Dim height As Single = image.Height * 0.75F
Dim x As Single = (page.Canvas.ClientSize.Width - width) / 2
page.Canvas.DrawImage(image, x, 60, width, height)
'Save pdf file.
doc.SaveToFile("Image.pdf")
doc.Close()
'Launching the Pdf file.
Process.Start("Image.pdf")
End Sub
End Class
End Namespace
Published in
Quick Guide
Wednesday, 21 July 2010 10:03
Word Image in C#, VB.NET
The sample demonstrates how to insert an image into a Word document.

private void button1_Click(object sender, EventArgs e)
{
//Create word document
Document document = new Document();
InsertImage(document.AddSection());
//Save doc file.
document.SaveToFile("Sample.doc",FileFormat.Doc);
//Launching the MS Word file.
WordDocViewer("Sample.doc");
}
private void InsertImage(Section section)
{
Paragraph paragraph = section.AddParagraph();
paragraph.AppendText("The sample demonstrates how to insert a image into a document.");
paragraph.ApplyStyle(BuiltinStyle.Heading2);
paragraph = section.AddParagraph();
paragraph.Format.HorizontalAlignment = Spire.Doc.Documents.HorizontalAlignment.Left;
paragraph.AppendPicture(Image.Properties.Resources.Word);
}
private void WordDocViewer(string fileName)
{
try
{
System.Diagnostics.Process.Start(fileName);
}
catch { }
}
Private Sub button1_Click(ByVal sender As Object, ByVal e As EventArgs) Handles button1.Click
'Create word document
Dim document_Renamed As New Document()
InsertImage(document_Renamed.AddSection())
'Save doc file.
document_Renamed.SaveToFile("Sample.doc",FileFormat.Doc)
'Launching the MS Word file.
WordDocViewer("Sample.doc")
End Sub
Private Sub InsertImage(ByVal section_Renamed As Section)
Dim paragraph_Renamed As Paragraph = section_Renamed.AddParagraph()
paragraph_Renamed.AppendText("The sample demonstrates how to insert a image into a document.")
paragraph_Renamed.ApplyStyle(BuiltinStyle.Heading2)
paragraph_Renamed = section_Renamed.AddParagraph()
paragraph_Renamed.Format.HorizontalAlignment = Spire.Doc.Documents.HorizontalAlignment.Left
paragraph_Renamed.AppendPicture(My.Resources.Word)
End Sub
Private Sub WordDocViewer(ByVal fileName As String)
Try
Process.Start(fileName)
Catch
End Try
End Sub
Published in
Context
Saturday, 03 July 2010 00:21
EXCEL Write Images in C#, VB.NET
The sample demonstrates how to write images to spreadsheet.

private void btnRun_Click(object sender, System.EventArgs e)
{
Workbook workbook = new Workbook();
Worksheet sheet = workbook.Worksheets[0];
sheet.Pictures.Add(1,1,@"..\..\..\..\..\..\Data\day.jpg");
workbook.SaveToFile("sample.xls");
ExcelDocViewer(workbook.FileName);
}
private void ExcelDocViewer( string fileName )
{
try
{
System.Diagnostics.Process.Start(fileName);
}
catch{}
}
Private Sub btnRun_Click(ByVal sender As Object, ByVal e As System.EventArgs) Handles btnRun.Click
Dim workbook As Workbook = New Workbook()
Dim sheet As Worksheet = workbook.Worksheets(0)
sheet.Pictures.Add(1,1,"..\..\..\..\..\..\Data\day.jpg")
workbook.SaveToFile("sample.xls")
ExcelDocViewer(workbook.FileName)
End Sub
Private Sub ExcelDocViewer(ByVal fileName As String)
Try
System.Diagnostics.Process.Start(fileName)
Catch
End Try
End Sub
Published in
Images


