jie zou

Wednesday, 08 June 2022 09:29

Spire.PDF 8.6.1 supports setting the author and subject for PDFLineAnnotation

We are glad to announce the release of Spire.PDF 8.6.1. This version supports setting the author and subject for PDFLineAnnotation, and supports setting the ForeColor for CheckBox field. It also enhances the conversion from OFD to PDF. In addition, it fixes some known issues such as the field text was incorrect after printing. More details are listed below.

Here is a list of changes made in this release

Category	ID	Description
New feature	SPIREPDF-5095	Supports setting the author and subject for PDFLineAnnotation. if (annotation is PdfLineAnnotationWidget) { PdfLineAnnotationWidget lineAnn = annotation as PdfLineAnnotationWidget; //PdfLineAnnotation lineAnn = annotation as PdfLineAnnotation; lineAnn.Author = "Author_test"; lineAnn.Subject = "Subject_test"; }
New feature	SPIREPDF-5148	Supports setting the ForeColor for CheckBox field. checkboxField.ForeColor = new PdfRGBColor(Color.Red);
New feature	SPIREPDF-5154	Adjusts the interface find.ApplyHighLight()to find.HighLight(), and this method improves the highlighting effect.
New feature	-	Supports creating tagged structure PDF. PdfStringFormat format = new PdfStringFormat(); PdfTrueTypeFont font = new PdfTrueTypeFont(new System.Drawing.Font("Times New Roman", 10)); PdfPen pen = PdfPens.Black; PdfSolidBrush brush = new PdfSolidBrush(Color.Black); PdfDocument doc = new PdfDocument("HelloWord.pdf"); PdfLogicalStructure tree = PdfLogicalStructure.CreateLogicalStructure(doc); PdfStructureElement article = tree.AppendChildElement(PdfStandardStructTypes.Article); article.Title = "create tagged pdf"; PdfStructureElement paragraph1 = article.AppendChildElement(PdfStandardStructTypes.Paragraph); paragraph1.Title = "text paragraph1"; int mcid = 0; paragraph1.BeginMarkedContentSequence(doc.Pages[0].Canvas, "paragraph1", mcid); doc.Pages[0].Canvas.DrawString("paragraph1: PDF’s logical structure facilities (PDF 1.3) provide a mechanism for " + "incorporating structural information about a document’s content into a PDF file. Such information might include, " + "for example, the organization of the document into chapters and sections or the identification of special elements " + "such as figures, tables, and footnotes. The logical structure facilities are extensible, allowing applications that " + "produce PDF files to choose what structural information to include and how to represent it, while enabling PDF " + "consumers to navigate a file without knowing the producer’s structural conventions.", font, pen, brush, new Rectangle(40, 200, 480, 80), format); paragraph1.EndMarkedContentSequence(doc.Pages[0].Canvas); paragraph1.ReferenceContent(doc.Pages[0], mcid); PdfStructureElement paragraph2 = article.AppendChildElement(PdfStandardStructTypes.Paragraph); paragraph2.Title = "text paragraph2"; mcid = 1; paragraph2.BeginMarkedContentSequence(doc.Pages[0].Canvas, "paragraph2", mcid); doc.Pages[0].Canvas.DrawString("paragraph2: PDF logical structure shares basic features with standard document markup languages" + " such as HTML, SGML, and XML. A document’s logical structure is expressed as a hierarchy of structure elements, each" + " represented by a dictionary object. Like their counterparts in other markup languages, PDF structure elements can" + " have content and attributes. In PDF, rendered document content takes over the role occupied by text in HTML, SGML, and XML.", font, pen, brush, new Rectangle(40, 280, 480, 60), format); paragraph2.EndMarkedContentSequence(doc.Pages[0].Canvas); paragraph2.ReferenceContent(doc.Pages[0], mcid); doc.SaveToFile("Tagged.pdf");
Bug	SPIREPDF-1269	Fixes the issue that caused incorrect field text after printing.
Bug	SPIREPDF-1280	Improves the time to convert PDF to image.
Bug	SPIREPDF-1603 SPIREPDF-5022	Fixes the issue that failed to get the value from XFA field.
Bug	SPIREPDF-4990	Optimizes the memory consumption when manipulating PDF and resultant document size.
Bug	SPIREPDF-5018	Fixes the issue that failed to find the text that contains superscripts..
Bug	SPIREPDF-5041	Fixes the issue that the application threw the "post table issue" when converting PDF to Images.
Bug	SPIREPDF-5057	Fixes the issue that failed to replace image in PDF.
Bug	SPIREPDF-5079	Fixes the issue that failed to delete image from PDF.
Bug	SPIREPDF-5119	Fixes the issue that caused incorrect format after converting PDF to Image.
Bug	SPIREPDF-5142	Fixes the issue that failed to find vertical text in PDF.
Bug	SPIREPDF-5148	Supports setting the ForeColor for CheckBox field.
Bug	SPIREPDF-5155	Fixes the issue that caused incorrect text spacing after converting OFD to PDF.
Bug	SPIREPDF-5165	Fxies the issue that the application threw the "NullReferenceException" when filling image in PdfButton field.
Bug	SPIREPDF-5168	Fixes the issue that the PDFViewer failed to load the PDF stream converted from OFD.
Bug	SPIREPDF-5171	Synchronizes the cell.getStyle().setCellPadding interface in JAVA (setting the padding of a cell) to .NET.
Bug	SPIREPDF-5175	Fixes the issue that characters were incorrect after printing PDF.
Bug	SPIREPDF-5177	Fixes the issue that setting the WordWrap for text in grid didn't take effect.
Bug	SPIREPDF-5179 SPIREPDF-5227	Fixes the issue that the size of image stamp became large after converting OFD to PDF.
Bug	SPIREPDF-5183	Fixes the issue that the application threw "The conversion provider cann't be found" exception when converting HTML to PDF using QT plugin.
Bug	SPIREPDF-5184	Fixes the issue that the image was lost after converting SVG to PDF.
Bug	SPIREPDF-5199	Fixes the issue that the image stamp was lost after converting OFD to PDF.
Bug	SPIREPDF-5207	Fixes the issue that the text overlapped after adding in grid.

Click the link to download Spire.PDF 8.6.1:

https://www.e-iceblue.com/Download/download-pdf-for-net-now.html

More information of Spire.PDF new release or hotfix:

https://www.e-iceblue.com/forum/spire-pdf-new-release-or-hotfix-t4704.html

Published in Spire.PDF for .NET

Wednesday, 08 June 2022 09:13

Spire.XLS for Java 12.6.0 supports setting whether to export hidden worksheets when converting Excel to HTML

We are excited to announce the release of Spire.XLS for Java 12.6.0. This version supports setting whether to export hidden worksheets when converting Excel to HTML. Besides, after converting Excel to HTML, a contrasting color border is added to the currently selected tab in the converted HTML and the spacing on both sides is added to the text of the worksheet tabs. Moreover, it also enhances the conversion from Excel to HTML, Excel to PDF, and Excel to images. Additionally, some known issues are fixed, such as the issue that sparklines are lost after copying sheets and the issue that the function of setting the cell background color to transparent does not work. More details are listed below.

Here is a list of changes made in this release

Category	ID	Description
New feature	SPIREXLS-3865	Supports setting whether to export hidden worksheets when converting Excel to HTML. Workbook book=new Workbook(); book.loadFromFile("test.xlsx"); //false--- export the hiden worksheets //true--- not export the hiden worksheets book.saveToHtml("output.html",false);
New feature	SPIREXLS-3872	After converting Excel to HTML, a contrasting color border is added to the currently selected tab in the converted HTML.
New feature	SPIREXLS-3873	After converting Excel to HTML, the spacing on both sides is added to the text of the worksheet tabs.
Bug	SPIREXLS-3724	Fixes the issue that updates chart data with wrong results.
Bug	SPIREXLS-3764	Fixes the issue that the content exceeded the cells after Excel was converted to images.
Bug	SPIREXLS-3803	Fixes the issue that "NullPointerException" was thrown when converting Excel to images.
Bug	SPIREXLS-3815	Fixes the issue that the background color and text color of the worksheet tab changed after converting Excel to HTML.
Bug	SPIREXLS-3831	Fixes the issue that the application hangs when converting Excel to PDF.
Bug	SPIREXLS-3832	Fixes the issue that sparklines were lost after copying sheets.
Bug	SPIREXLS-3841	Fixes the issue that macros were lost after saving the document.
Bug	SPIREXLS-3867	Fixes the issue that the application throws "ArrayIndexOutOfBoundsException" when loading an XML file.
Bug	SPIREXLS-3871	Fixes the issue that the content was offset after Excel was converted to HTML.
Bug	SPIREXLS-3875	Fixes the issue that setting DPI did not work when converting charts to images.
Bug	SPIREXLS-3877	Fixes the issue that some data values were incorrect after converting Excel to PDF.
Bug	SPIREXLS-3907	Fixes the issue that setting the cell background color to transparent does not work.

Click the link to download Spire.XLS for Java 12.6.0:

https://www.e-iceblue.com/Download/xls-for-java.html

Published in Spire.XLS for Java

Tuesday, 07 June 2022 09:07

Spire.Barcode 6.6.3 fixes the issue that the scanned data was inconsistent with the data scanned by mobile phone.

We are glad to announce the release of Spire.Barcode 6.6.3. This version fixes the issue that the scanned data was inconsistent with the data scanned by mobile phone as well as that the rectangle added in barcode became square. More details are listed below.

Here is a list of changes made in this release

Category	ID	Description
Bug	SPIREBARCODE-214	Fixes the issue that the rectangle added in barcode became square.
Bug	SPIREBARCODE-215	Fixes the issue that the scanned data was inconsistent with the data scanned by mobile phone.

Click the link below to download Spire.Barcode 6.6.3:

https://www.e-iceblue.com/Download/download-barcode-for-net.html

More information of Spire. Barcode new release or hotfix:

https://www.e-iceblue.com/forum/spire-barcode-f13.html

Published in Spire.Barcode for .NET

Tuesday, 07 June 2022 08:36

Spire.Doc for Java 10.6.0 enhances the conversion from Word to PDF and HTML

We are glad to announce the release of Spire.Doc for Java 10.6.0. This version enhances the conversion from Word to PDF and Word to HTML. Additionally, it fixes some known issues such as the issue that extra content appears after saving Word documents and the issue that the application threw "This is not a structured storage file." when merging Word documents. More details are listed below.

Here is a list of changes made in this release

Category	ID	Description
Bug	SPIREDOC-7542	Fixes the issue that the content format was incorrect after converting Word to PDF.
Bug	SPIREDOC-7574	Fixes the issue that caused incorrect page number and blank page after converting Word to PDF.
Bug	SPIREDOC-7848	Fixes the issue that the application threw "OutOfMemory" when converting Word to PDF.
Bug	SPIREDOC-7754	Fixes the issue that the application threw "OutOfMemoryError" when converting Word to PDF in multithreading.
Bug	SPIREDOC-7757	Fixes the issue that the application threw "NullPointerException" when converting Word to HTML.
Bug	SPIREDOC-7814	Fixes the issue that the position of text was incorrect after converting Word to PDF.
Bug	SPIREDOC-7844	Fixes the issue that caused extra content after saving Word documents..
Bug	SPIREDOC-7861	Fixes the issue that the application threw "This is not a structured storage file." when merging Word documents.
Bug	SPIREDOC-7894	Fixes the issue that failed to find and highlight keyword in Word.

Click the link to download Spire.Doc for Java 10.6.0:

https://www.e-iceblue.com/Download/doc-for-java.html

Published in Spire.Doc for Java

Thursday, 09 December 2021 06:36

Charts

Data

salesPers	saleAmt	comPct	comAmt
Joe	250	150	99
Robert	270	150	99
Michelle	310	120	49
Erich	330	120	49
Dafna	360	150	141
Rob	380	150	135

Option

downloads

Demo
Java
C# source

This demo shows you how to create a chart in a PowerPoint document.

package ppt;

import com.spire.data.table.DataColumn;
import com.spire.data.table.DataRow;
import com.spire.data.table.DataTable;
import com.spire.pdf.tables.table.DataTypes;
import com.spire.presentation.FileFormat;
import com.spire.presentation.Presentation;
import com.spire.presentation.charts.ChartType;
import com.spire.presentation.charts.IChart;

import java.awt.geom.Rectangle2D;

public class ChartDemo {
    public void chartDemoPpt(String resultFilePath, ChartType chartType) throws Exception {
        Presentation presentation = new Presentation();
        Rectangle2D rect1 = new Rectangle2D.Double(90, 100, 550, 320);
        IChart chart = presentation.getSlides().get(0).getShapes().appendChart(chartType, rect1, false);
        //chart title
        chart.getChartTitle().getTextProperties().setText("Chart");
        chart.getChartTitle().getTextProperties().isCentered(true);
        chart.getChartTitle().setHeight(30);
        chart.hasTitle( true);
        DataTable dataTable = getDataTable();
        insertDatatableToChart(chart,dataTable);
        //set series label
        chart.getSeries().setSeriesLabel(chart.getChartData().get("B1", "D1"));
        System.out.println(chart.getSeries().size());
       if (chartType.getName().contains("Scatter") || chartType.getName().contains("Bubble")){
            chart.getSeries().get(0).setXValues(chart.getChartData().get("A2", "A7"));
            chart.getSeries().get(0).setYValues(chart.getChartData().get("B2", "B7"));
            chart.getSeries().get(1).setYValues(chart.getChartData().get("C2", "C7"));
            chart.getSeries().get(2).setYValues(chart.getChartData().get("D2", "D7"));
            if (chartType.getName().contains("Bubble")){
                for (int i = 0; i < chart.getSeries().size();i++){
                    chart.getSeries().get(i).getBubbles().add(1);
                    chart.getSeries().get(i).getBubbles().add(4);
                    chart.getSeries().get(i).getBubbles().add(3);
                    chart.getSeries().get(i).getBubbles().add(4);
                    chart.getSeries().get(i).getBubbles().add(2);
                    chart.getSeries().get(i).getBubbles().add(9);
                }
            }
        }else {
            //set category label
            chart.getCategories().setCategoryLabels(chart.getChartData().get("A2", "A7"));
            //set values for series
            chart.getSeries().get(0).setValues(chart.getChartData().get("B2", "B7"));
            chart.getSeries().get(1).setValues(chart.getChartData().get("C2", "C7"));
            chart.getSeries().get(2).setValues(chart.getChartData().get("D2", "D7"));
            if (chartType.getName().contains("3D")){
                chart.getRotationThreeD().setXDegree(10);
                chart.getRotationThreeD().setYDegree(10);
            }
        }
        presentation.saveToFile(resultFilePath, FileFormat.PPTX_2013);

    }

    private DataTable getDataTable() throws Exception {
        DataTable dataTable = new DataTable();
        dataTable.getColumns().add(new DataColumn("SalesPers", DataTypes.DATATABLE_STRING));
        dataTable.getColumns().add(new DataColumn("SaleAmt", DataTypes.DATATABLE_INT));
        dataTable.getColumns().add(new DataColumn("ComPct", DataTypes.DATATABLE_INT));
        dataTable.getColumns().add(new DataColumn("ComAmt", DataTypes.DATATABLE_INT));
        DataRow row1 = dataTable.newRow();
        row1.setString("SalesPers", "Joe");
        row1.setInt("SaleAmt", 250);
        row1.setInt("ComPct", 150);
        row1.setInt("ComAmt", 99);
        DataRow row2 = dataTable.newRow();
        row2.setString("SalesPers", "Robert");
        row2.setInt("SaleAmt", 270);
        row2.setInt("ComPct", 150);
        row2.setInt("ComAmt", 99);
        DataRow row3 = dataTable.newRow();
        row3.setString("SalesPers", "Michelle");
        row3.setInt("SaleAmt", 310);
        row3.setInt("ComPct", 120);
        row3.setInt("ComAmt", 49);
        DataRow row4 = dataTable.newRow();
        row4.setString("SalesPers", "Erich");
        row4.setInt("SaleAmt", 330);
        row4.setInt("ComPct", 120);
        row4.setInt("ComAmt", 49);
        DataRow row5 = dataTable.newRow();
        row5.setString("SalesPers", "Dafna");
        row5.setInt("SaleAmt", 360);
        row5.setInt("ComPct", 150);
        row5.setInt("ComAmt", 141);
        DataRow row6 = dataTable.newRow();
        row6.setString("SalesPers", "Rob");
        row6.setInt("SaleAmt", 380);
        row6.setInt("ComPct", 150);
        row6.setInt("ComAmt", 135);
        dataTable.getRows().add(row1);
        dataTable.getRows().add(row2);
        dataTable.getRows().add(row3);
        dataTable.getRows().add(row4);
        dataTable.getRows().add(row5);
        dataTable.getRows().add(row6);
        return dataTable;
    }

    private void insertDatatableToChart(IChart chart, DataTable dataTable) throws Exception {
        for (int c = 0; c < dataTable.getColumns().size(); c++) {
            chart.getChartData().get(0, c).setText(dataTable.getColumns().get(c).getColumnName());
        }
        for (int r = 0; r < dataTable.getRows().size(); r++) {
            Object[] datas = dataTable.getRows().get(r).getArrayList();
            for (int c = 0; c < datas.length; c++) {
                chart.getChartData().get(r + 1, c).setValue(datas[c]);
            }
        }
    }
}

using Spire.Presentation;
using Spire.Presentation.Charts;
using System;
using System.Data;
using System.Drawing;

namespace DemoOnlineCode
{
    class CreateCharts
    {
        public void ChartDemo(String resultFileName, ChartType chartType)
        {
            Presentation presentation = new Presentation();
            RectangleF rect1 = new RectangleF(90, 100, 550, 320);
            IChart chart = presentation.Slides[0].Shapes.AppendChart(chartType, rect1, false);
            //chart title
            chart.ChartTitle.TextProperties.Text = "Chart";
            chart.ChartTitle.TextProperties.IsCentered = true;
            chart.ChartTitle.Height = 30;
            chart.HasTitle = true;
            DataTable dataTable = getDataTable();
            insertDatatableToChart(chart, dataTable);
            //set series label
            chart.Series.SeriesLabel = chart.ChartData["B1", "D1"];         
            if (chartType.ToString().Contains("Scatter") || chartType.ToString().Contains("Bubble"))
            {
                chart.Series[0].XValues = chart.ChartData["A2", "A7"];
                chart.Series[0].YValues = chart.ChartData["B2", "B7"];
                chart.Series[1].XValues = chart.ChartData["A2", "A7"];
                chart.Series[1].YValues = chart.ChartData["C2", "C7"];
                chart.Series[2].XValues = chart.ChartData["A2", "A7"];
                chart.Series[2].YValues = chart.ChartData["D2", "D7"];
                if (chartType.ToString().Contains("Bubble"))
                {
                    for (int i = 0; i < chart.Series.Count; i++)
                    {
                        chart.Series[i].Bubbles.Add(1);
                        chart.Series[i].Bubbles.Add(4);
                        chart.Series[i].Bubbles.Add(3);
                        chart.Series[i].Bubbles.Add(4);
                        chart.Series[i].Bubbles.Add(2);
                        chart.Series[i].Bubbles.Add(9);
                    }
                }
            }
            else
            {
                //set category label
                chart.Categories.CategoryLabels = chart.ChartData["A2", "A7"];
                //set values for series
                chart.Series[0].Values = chart.ChartData["B2", "B7"];
                chart.Series[1].Values = chart.ChartData["C2", "C7"];
                chart.Series[2].Values = chart.ChartData["D2", "D7"];
                if (chartType.ToString().Contains("3D"))
                {
                    chart.RotationThreeD.XDegree = 10;
                    chart.RotationThreeD.YDegree = 10;
                }
            }
            presentation.SaveToFile(resultFileName+".pptx", FileFormat.Pptx2013);
        }

        private static DataTable getDataTable()
        {
            DataTable dataTable = new DataTable();
            dataTable.Columns.Add(new DataColumn("SalesPers", typeof(String)));
            dataTable.Columns.Add(new DataColumn("SaleAmt", typeof(Int32)));
            dataTable.Columns.Add(new DataColumn("ComPct", typeof(Int32)));
            dataTable.Columns.Add(new DataColumn("ComAmt", typeof(Int32)));
            dataTable.Rows.Add("Jeo", 250, 150, 99);
            dataTable.Rows.Add("Robert", 270, 150, 99);
            dataTable.Rows.Add("Michelle", 310, 120, 49);
            dataTable.Rows.Add("Erich", 330, 120, 49);
            dataTable.Rows.Add("Dafna", 360, 150, 141);
            dataTable.Rows.Add("Rob", 380, 150, 135);
            return dataTable;
        }

        private static void insertDatatableToChart(IChart chart, DataTable dataTable)
        {
            for (int c = 0; c < dataTable.Columns.Count; c++)
            {
                chart.ChartData[0, c].Text = dataTable.Columns[c].ColumnName;
            }
            for (int r = 0; r < dataTable.Rows.Count; r++)
            {
                Object[] datas = dataTable.Rows[r].ItemArray;
                for (int c = 0; c < datas.Length; c++)
                {
                    chart.ChartData[r + 1, c].Value = datas[c];
                }
            }
        }
    }
}

No Matter How Big or Small Your Project is,

Any technical question related to our product, contact us at support@e-iceblue.com.

Any question related to the purchase of product, contact us at sales@e-iceblue.com.

If you don't find the function you want, please request a free demo from us.

Published in Spire.Presentation

Thursday, 09 December 2021 06:34

Add WaterMark

Set text watermark

Text:
Font:
Font Size:	The font size must be a valid number. The font size must be a valid number.
Color:
Rotate:
downloads

Set image watermark

Image:	Click here to browse files CustomValidator

downloads

Demo
Java
C# source

This demo shows you how to add text watermark and image watermark to a PowerPoint document.

package ppt;

import com.spire.presentation.*;
import com.spire.presentation.drawing.BackgroundType;
import com.spire.presentation.drawing.FillFormatType;
import com.spire.presentation.drawing.IImageData;
import com.spire.presentation.drawing.PictureFillType;

import javax.imageio.ImageIO;
import java.awt.*;
import java.awt.geom.Rectangle2D;
import java.awt.image.BufferedImage;
import java.io.File;

public class WatermarkDemo {

    public void watermark(String filePath, String watermarkType, String text, String imageFile, String resultFilePath) throws Exception {
        Presentation presentation = new Presentation();
        presentation.loadFromFile(filePath);

        switch (watermarkType){
            case "TEXT":
                addTextWatermark(presentation,text);
                break;
            case "IMAGE":
                File file = new File(imageFile);
                BufferedImage bufferedImage = ImageIO.read(file);
                addImageWatermark(presentation,bufferedImage);
                break;
        }
        presentation.saveToFile(resultFilePath,FileFormat.PPTX_2013);

    }

    private void addTextWatermark(Presentation presentation, String text) throws Exception {
        int width= 400;
        int height= 300;
        Rectangle2D.Double rect = new Rectangle2D.Double((presentation.getSlideSize().getSize().getWidth() - width) / 2,
                (presentation.getSlideSize().getSize().getHeight() - height) / 2, width, height);
        for (int i = 0; i< presentation.getSlides().getCount();i++){
            IAutoShape shape = presentation.getSlides().get(i).getShapes().appendShape(ShapeType.RECTANGLE,rect);
            shape.getFill().setFillType(FillFormatType.NONE);
            shape.getShapeStyle().getLineColor().setColor(Color.white);
            shape.setRotation(-45);
            shape.getLocking().setSelectionProtection(true);
            shape.getLine().setFillType(FillFormatType.NONE);
            shape.getTextFrame().setText(text);
            PortionEx textRange = shape.getTextFrame().getTextRange();
            TextFont font = new TextFont("Arial Rounded MT Bold");
            textRange.setLatinFont(font);
            textRange.getFill().setFillType(FillFormatType.SOLID);
            textRange.getFill().getSolidColor().setColor(Color.RED);
            textRange.setFontHeight(22);
        }
    }

    private void addImageWatermark(Presentation presentation, BufferedImage bufferedImage) throws DocumentEditException {
        IImageData image = presentation.getImages().append(bufferedImage);
        for (int i = 0; i< presentation.getSlides().getCount();i++) {
            ISlide slide = presentation.getSlides().get(i);
            slide.getSlideBackground().setType(BackgroundType.CUSTOM);
            slide.getSlideBackground().getFill().setFillType(FillFormatType.PICTURE);
            slide.getSlideBackground().getFill().getPictureFill().setFillType(PictureFillType.STRETCH);
            slide.getSlideBackground().getFill().getPictureFill().getPicture().setEmbedImage(image);
        }
    }
}

using Spire.Presentation;
using Spire.Presentation.Drawing;
using System.Drawing;
using System.Windows.Forms;

namespace DemoOnlineCode
{
    class AddWatermark
    {

        public void AddTextOrImageWatermarkDemo(string filePath,string format,string text, string imagePath,  string resultFileName)
        {
            Presentation presentation = new Presentation();
            presentation.LoadFromFile(filePath);
            switch (format)
            {
                case "TEXT":                   
                    AddTextWatermark(presentation,text,resultFileName);
                    break;
                case "IMAGE":
                    AddImageWatermark(presentation,imagePath,resultFileName);
                    break;
            }
        }


        private static void AddTextWatermark(Presentation presentation, string text, string resultFileName)
        {
            Form frm = new Form();
            Graphics gc = frm.CreateGraphics();
            SizeF size = gc.MeasureString(text, new Font("Lucida Sans Unicode", 50));

            //Define a rectangle range
            RectangleF rect = new RectangleF((presentation.SlideSize.Size.Width - size.Width) / 2, (presentation.SlideSize.Size.Height - size.Height) / 2, size.Width, size.Height);

            foreach (ISlide slide in presentation.Slides)
            {
                IAutoShape shape =slide.Shapes.AppendShape(ShapeType.Rectangle, rect);
                //Set the style of the shape
                shape.Fill.FillType = FillFormatType.None;
                shape.ShapeStyle.LineColor.Color = Color.White;
                shape.Rotation = -45;
                shape.Locking.SelectionProtection = true;
                shape.Line.FillType = FillFormatType.None;

                //Add text to the shape
                shape.TextFrame.Text = text;
                TextRange textRange = shape.TextFrame.TextRange;
                //Set the style of the text range
                textRange.Fill.FillType = FillFormatType.Solid;
                textRange.Fill.SolidColor.Color = Color.FromArgb(120, Color.HotPink);
                textRange.FontHeight = 50;            
            }          
            presentation.SaveToFile(resultFileName + ".pptx", FileFormat.Pptx2013);
        }

        private static void AddImageWatermark(Presentation presentation, string imageFile, string resultFileName)
        {
            IImageData image = presentation.Images.Append(Image.FromFile(imageFile));
            foreach (ISlide slide in presentation.Slides)
            {
                slide.SlideBackground.Type = BackgroundType.Custom;
                slide.SlideBackground.Fill.FillType = FillFormatType.Picture;
                slide.SlideBackground.Fill.PictureFill.FillType = PictureFillType.Stretch;
                slide.SlideBackground.Fill.PictureFill.Picture.EmbedImage = image;
            }               
            presentation.SaveToFile(resultFileName + ".pptx", FileFormat.Pptx2013);
        }
    }
}

No Matter How Big or Small Your Project is,

Any technical question related to our product, contact us at support@e-iceblue.com.

Any question related to the purchase of product, contact us at sales@e-iceblue.com.

If you don't find the function you want, please request a free demo from us.

Published in Spire.Presentation

Thursday, 09 December 2021 06:32

Add Text and Image

Add text

Text:
Font:
Font Size:	The font size must be a valid number. The font size must be a valid number.
Color:
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Add image

Image:	Click here to browse files CustomValidator

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Demo
Java
C# source

This demo shows you how to add text and image to a PowerPoint document.

package ppt;

import com.spire.presentation.*;
import com.spire.presentation.drawing.FillFormatType;

import java.awt.*;
import java.awt.geom.Rectangle2D;



public class AddTextOrImageDemo {

    public void addTextOrImage(String filePath, String addType, String text, String imageFile, String resultFilePath) throws Exception {
        Presentation presentation = new Presentation();
        presentation.loadFromFile(filePath);

        switch (addType){
            case "TEXT":
                addText(presentation,text);
                break;
            case "IMAGE":
                addImage(presentation,imageFile);
                break;
        }
        presentation.saveToFile(resultFilePath,FileFormat.PPTX_2013);
    }

    private void addText(Presentation presentation, String text) throws Exception {
        IAutoShape shape = presentation.getSlides().get(0).getShapes().appendShape(ShapeType.RECTANGLE, new Rectangle(50, 70, 620, 150));
        shape.getFill().setFillType(FillFormatType.NONE);
        shape.getShapeStyle().getLineColor().setColor(Color.white);
        shape.getTextFrame().getParagraphs().get(0).setAlignment(TextAlignmentType.LEFT);
        shape.getTextFrame().getParagraphs().get(0).setIndent(50);
        shape.getTextFrame().getParagraphs().get(0).setLineSpacing(150);
        shape.getTextFrame().setText(text);
        shape.getTextFrame().getParagraphs().get(0).getTextRanges().get(0).setLatinFont(new TextFont("Arial Rounded MT Bold"));
        shape.getTextFrame().getParagraphs().get(0).getTextRanges().get(0).setFontHeight(16);
        shape.getTextFrame().getParagraphs().get(0).getTextRanges().get(0).getFill().setFillType(FillFormatType.SOLID);
        shape.getTextFrame().getParagraphs().get(0).getTextRanges().get(0).getFill().getSolidColor().setColor(Color.RED);
    }

    private void addImage(Presentation presentation, String imageFile) throws Exception {
        Rectangle2D.Double rect1 = new Rectangle2D.Double(presentation.getSlideSize().getSize().getWidth() / 2 - 280, 140, 120, 120);
        IEmbedImage image = presentation.getSlides().get(0).getShapes().appendEmbedImage(ShapeType.RECTANGLE, imageFile, rect1);
        image.getLine().setFillType(FillFormatType.NONE);
    }
}

using Spire.Presentation;
using Spire.Presentation.Drawing;
using System;
using System.Collections.Generic;
using System.Drawing;
using System.Linq;
using System.Text;
using System.Threading.Tasks;

namespace DemoOnlineCode
{
    class AddTextOrImage
    {
        public void AddTextOrImageDemo(string format, string text, string imageFilePath, string resultFileName)
        {
            Presentation presentation = new Presentation();
            switch (format)
            {
                case "TEXT":
                    AddText(presentation,text,resultFileName);
                    break;
                case "IMAGE":
                    AddImage(presentation, imageFilePath, resultFileName);
                    break;
            }

        }
        private static void AddText(Presentation presentation, string text, string resultFileName)
        {
            IAutoShape shape = presentation.Slides[0].Shapes.AppendShape(ShapeType.Rectangle, new RectangleF(50, 70, 620, 150));
            shape.Fill.FillType = FillFormatType.None;
            shape.ShapeStyle.LineColor.Color = Color.White;

            //Set the alignment of paragraph
            shape.TextFrame.Paragraphs[0].Alignment = TextAlignmentType.Left;
            //Set the indent of paragraph
            shape.TextFrame.Paragraphs[0].Indent = 50;
            //Set the linespacing of paragraph
            shape.TextFrame.Paragraphs[0].LineSpacing = 150;
            //Set the text of paragraph
            shape.TextFrame.Text = text;

            //Set the Font
            shape.TextFrame.Paragraphs[0].TextRanges[0].LatinFont = new TextFont("Arial Rounded MT Bold");
            shape.TextFrame.Paragraphs[0].TextRanges[0].Fill.FillType = FillFormatType.Solid;
            shape.TextFrame.Paragraphs[0].TextRanges[0].Fill.SolidColor.Color = Color.Black;

            presentation.SaveToFile(resultFileName + ".pptx", FileFormat.Pptx2013);
        }

        private static void AddImage(Presentation presentation, string imageFilePath, string resultFileName)
        {
            RectangleF rect1 = new RectangleF(presentation.SlideSize.Size.Width / 2 - 280, 140, 120, 120);
            IEmbedImage image = presentation.Slides[0].Shapes.AppendEmbedImage(ShapeType.Rectangle, imageFilePath, rect1);
            image.Line.FillType = FillFormatType.None;
            presentation.SaveToFile(resultFileName + ".pptx", FileFormat.Pptx2013);
        }

    }
}

No Matter How Big or Small Your Project is,

Any technical question related to our product, contact us at support@e-iceblue.com.

Any question related to the purchase of product, contact us at sales@e-iceblue.com.

If you don't find the function you want, please request a free demo from us.

Published in Spire.Presentation

Thursday, 09 December 2021 06:31

Find and Replace

Upload

Maximum file size: 1 MB. Files accepted: ppt, pptx.

Click here to browse files.

fileerrors

Convert to

Source file:

filename

Search Text:

Replace Text:

downloads

Demo
Java
C# source

This demo shows you how to search specific text in a PowerPoint document and replace the matched text.

package ppt;

import com.spire.presentation.*;

import java.awt.*;
import java.util.HashMap;
import java.util.Map;

public class FindAndReplaceDemo {

    public void findOrReplace(String filePath,String changeType, String text, String newText, String resultFilePath) throws Exception {
        Presentation presentation = new Presentation();
        presentation.loadFromFile(filePath);
        switch (changeType){
            case "FIND":
                findText(presentation,text);
                break;
            case "REPLACE":
                replaceText(presentation,text,newText);
                break;
        }
        presentation.saveToFile(resultFilePath,FileFormat.PPTX_2013);
    }

    private void findText(Presentation presentation, String text){
        for(int i = 0; i < presentation.getSlides().getCount();i++){
            ISlide slide = presentation.getSlides().get(i);
            for (int j = 0; j < slide.getShapes().getCount();j++){
                IAutoShape shape = (IAutoShape)slide.getShapes().get(j);
                TextHighLightingOptions options = new TextHighLightingOptions();
                options.setWholeWordsOnly(true);
                options.setCaseSensitive(true);
                shape.getTextFrame().highLightText(text, Color.yellow, options);
            }
        }
    }

    private void replaceText(Presentation presentation, String oldText, String newText){
        for(int i = 0; i < presentation.getSlides().getCount();i++){
            ISlide slide = presentation.getSlides().get(i);
            Map map = new HashMap<>();
            map.put(oldText,newText);
            replaceTags(slide,map);
        }
    }

    private static void replaceTags(ISlide pSlide, Map tagValues) {
        for (int i = 0; i < pSlide.getShapes().getCount(); i++) {
            IShape curShape = pSlide.getShapes().get(i);
            if (curShape instanceof IAutoShape) {
                for (int j = 0; j < ((IAutoShape) curShape).getTextFrame().getParagraphs().getCount(); j++) {
                    ParagraphEx tp = ((IAutoShape) curShape).getTextFrame().getParagraphs().get(j);
                    for (Map.Entry entry : tagValues.entrySet()) {
                        String mapKey = entry.getKey();
                        String mapValue = entry.getValue();
                        if (tp.getText().contains(mapKey)) {
                            tp.setText(tp.getText().replace(mapKey, mapValue));
                        }
                    }
                }
            }
        }
    }
}

using Spire.Presentation;
using System;
using System.Collections.Generic;
using System.Drawing;
using System.Linq;
using System.Text;
using System.Threading.Tasks;

namespace DemoOnlineCode
{
    class HighlightOrReplace
    {
        public void HighlightOrReplaceDemo(string filePath, string format, string text, string newText,  string resultFileName)
        {
            Presentation presentation = new Presentation();
            presentation.LoadFromFile(filePath);
            switch (format)
            {
                case "HIGHLIGHT":                    
                    HighlightText(presentation,text,resultFileName);
                    break;

                case "REPLACE":
                    ReplaceText(presentation, text, newText, resultFileName);
                    break;
            }
        }

        private static void HighlightText(Presentation presentation, string text, string resultFileName)
        {
            foreach (ISlide slide in presentation.Slides)
            {
                foreach (IShape shape in slide.Shapes)
                {
                    if (shape is IAutoShape)
                    {
                        IAutoShape autoShape = shape as IAutoShape;
                        TextHighLightingOptions options = new TextHighLightingOptions();
                        options.WholeWordsOnly = true;
                        options.CaseSensitive = true;
                        autoShape.TextFrame.HighLightText(text, Color.Yellow, options);
                    }
                }                
            }
            presentation.SaveToFile(resultFileName+".pptx", FileFormat.Pptx2013);
        }

        private static void ReplaceText(Presentation presentation, string oldText, string newText, string resultFileName)
        {
            Dictionary tagValues = new Dictionary();
            tagValues.Add(oldText,newText);
            foreach (ISlide slide in presentation.Slides)
            {
                ReplaceTags(slide, tagValues);
            }
            presentation.SaveToFile(resultFileName + ".pptx", FileFormat.Pptx2013);
        }
        private static void ReplaceTags(ISlide pSlide, Dictionary TagValues)
        {
            foreach (IShape curShape in pSlide.Shapes)
            {
                if (curShape is IAutoShape)
                {
                    foreach (TextParagraph tp in (curShape as IAutoShape).TextFrame.Paragraphs)
                    {
                        foreach (var curKey in TagValues.Keys)
                        {
                            if (tp.Text.Contains(curKey))
                            {
                                tp.Text = tp.Text.Replace(curKey, TagValues[curKey]);
                            }
                        }
                    }
                }
            }
        }

    }
}

No Matter How Big or Small Your Project is,

Any technical question related to our product, contact us at support@e-iceblue.com.

Any question related to the purchase of product, contact us at sales@e-iceblue.com.

If you don't find the function you want, please request a free demo from us.

Published in Spire.Presentation

Thursday, 09 December 2021 06:30

Conversion

Upload

Maximum file size: 1 MB. Files accepted: ppt , pptx.

Click here to browse files.

fileerrors

Convert to

Source file:

filename

Target file type:

Demo
Java
C# source

This demo shows you how to convert a PowerPoint document (ppt/pptx) to PDF, HTML, Image, XPS and Tiff.

using Spire.Presentation;
using System;
using System.Drawing;
using System.Drawing.Imaging;

namespace DemoOnlineCode
{
    class Convertors
    {
        public void demoConvert(string filePath, string format, string resultFileName)
        {
            Presentation presentation = new Presentation();
            presentation.LoadFromFile(filePath);
            ConvertFormat(presentation,format,resultFileName);
        }
        private static void ConvertFormat(Presentation presentation, string format, string resultFileName)
        {
            switch (format)
            {
                case "PDF":
                    presentation.SaveToFile(resultFileName + ".PDF", FileFormat.PDF);
                    break;

                case "HTML":
                    presentation.SaveToFile(resultFileName + ".html", FileFormat.Html);
                    break;

                case "IMAGE":
                    Image[] images = new Image[presentation.Slides.Count];
                    for (int i = 0; i < presentation.Slides.Count;i++)
                    {
                        images[i] = presentation.Slides[i].SaveAsImage();
                    }
                    if (images != null && images.Length > 0)
                    {
                        if (images.Length == 1)
                        {
                            images[0].Save(resultFileName + ".bmp", System.Drawing.Imaging.ImageFormat.Bmp);
                        }
                        else
                        {
                            for (int i = 0; i < images.Length; i++)
                            {
                                string fileName = string.Format("{0}-Image-{1}.png", resultFileName, i);
                                images[i].Save(fileName, ImageFormat.Png);
                            }
                        }
                    }
                        break;

                case "XPS":
                    presentation.SaveToFile(resultFileName + ".xps", FileFormat.XPS);
                    break;

                case "TIFF":
                    Image[] images2 = new Image[presentation.Slides.Count];
                    if (images2 != null && images2.Length > 0)
                    {
                        for (int i = 0; i < presentation.Slides.Count; i++)
                        {
                            images2[i] = presentation.Slides[i].SaveAsImage();
                        }
                            JoinTiffImages(images2,resultFileName+ ".tiff", EncoderValue.CompressionLZW);
                    }                                                      
                    break;            
            }
        }

        private static ImageCodecInfo GetEncoderInfo(string mimeType)
        {
            ImageCodecInfo[] encoders = ImageCodecInfo.GetImageEncoders();
            for (int j = 0; j < encoders.Length; j++)
            {
                if (encoders[j].MimeType == mimeType)
                    return encoders[j];
            }

            throw new Exception(mimeType + " mime type not found in ImageCodecInfo");
        }

        public static void JoinTiffImages(Image[] images, string outFile, EncoderValue compressEncoder)
        {
            //Use the save encoder
            System.Drawing.Imaging.Encoder enc = System.Drawing.Imaging.Encoder.SaveFlag;

            EncoderParameters ep = new EncoderParameters(2);
            ep.Param[0] = new EncoderParameter(enc, (long)EncoderValue.MultiFrame);
            ep.Param[1] = new EncoderParameter(System.Drawing.Imaging.Encoder.Compression, (long)compressEncoder);

            Image pages = null;
            int frame = 0;
            ImageCodecInfo info = GetEncoderInfo("image/tiff");

            foreach (Image img in images)
            {
                if (frame == 0)
                {
                    pages = img;

                    //Save the first frame
                    pages.Save(outFile, info, ep);
                }
                else
                {
                    //Save the intermediate frames
                    ep.Param[0] = new EncoderParameter(enc, (long)EncoderValue.FrameDimensionPage);

                    pages.SaveAdd(img, ep);
                }

                if (frame == images.Length - 1)
                {
                    //Flush and close
                    ep.Param[0] = new EncoderParameter(enc, (long)EncoderValue.Flush);
                    pages.SaveAdd(ep);
                }
                frame++;
            }
        }

    }
}

No Matter How Big or Small Your Project is,

Any technical question related to our product, contact us at support@e-iceblue.com.

Any question related to the purchase of product, contact us at sales@e-iceblue.com.

If you don't find the function you want, please request a free demo from us.

Published in Spire.Presentation

Thursday, 09 December 2021 06:21

Add WaterMark

Upload

Maximum file size: 1 MB. Files accepted: pdf.

Click here to browse files.

Source file:

filename

fileerrors

Set text watermark

Text:
Font:
Font Size:	The font size must be a valid number. The font size must be a valid number.
Color:
downloads

Set image watermark

Image:	Click here to browse files CustomValidator

downloads

Demo
Java
C# source

This demo shows you how to add text watermark or image watermark to a PDF document.

import com.spire.pdf.FileFormat;
import com.spire.pdf.PdfDocument;
import com.spire.pdf.PdfPageBase;
import com.spire.pdf.graphics.*;

import java.awt.*;
import java.awt.geom.Dimension2D;
import java.awt.geom.Point2D;
import java.awt.geom.Rectangle2D;
import java.io.ByteArrayInputStream;


public class PdfWatermarkDemo {

    public void addWatermark(String pdfFile, String watermarkType, String text, byte[] imageData){
        String outputFile = "output.pdf";

        PdfDocument pdf=new PdfDocument();
        pdf.loadFromFile(pdfFile);
        switch (watermarkType) {
            case "Text":
                addTextWatermark(pdf, text);
                break;
            case "Image":
                addImageWatermark(pdf, imageData);
                break;
        }
        pdf.saveToFile(outputFile, FileFormat.PDF);
        pdf.close();
    }
    public void addImageWatermark(PdfDocument pdf, byte[] imgData) {
        PdfImage image = PdfImage.fromStream(new ByteArrayInputStream(imgData));
        for (int i = 0; i < pdf.getPages().getCount(); i++) {
            PdfPageBase page = pdf.getPages().get(i);
            page.getCanvas().save();
            page.getCanvas().setTransparency(0.5f, 0.5f, PdfBlendMode.Multiply);
            page.getCanvas().drawImage(image, new Point2D.Float(160, 260));
            page.getCanvas().restore();
        }
    }
    public void addTextWatermark(PdfDocument pdf, String text) {
        for (int i = 0; i < pdf.getPages().getCount(); i++) {
            PdfPageBase page = pdf.getPages().get(i);
            Dimension2D dimension2D = new Dimension();
            dimension2D.setSize(page.getCanvas().getClientSize().getWidth() / 2, page.getCanvas().getClientSize().getHeight() / 3);
            PdfTilingBrush brush = new PdfTilingBrush(dimension2D);
            brush.getGraphics().setTransparency(0.3F);
            brush.getGraphics().save();
            brush.getGraphics().translateTransform((float) brush.getSize().getWidth() / 2, (float) brush.getSize().getHeight() / 2);
            brush.getGraphics().rotateTransform(-45);
            brush.getGraphics().drawString(text, new PdfTrueTypeFont(new Font("Arial", Font.BOLD, 80), true), PdfBrushes.getViolet(), 0, 0, new PdfStringFormat(PdfTextAlignment.Center));
            brush.getGraphics().restore();
            brush.getGraphics().setTransparency(0.5);
            Rectangle2D loRect = new Rectangle2D.Float();
            loRect.setFrame(new Point2D.Float(0, 0), page.getCanvas().getClientSize());
            page.getCanvas().drawRectangle(brush, loRect);
        }
    }
}

using Spire.Pdf;
using Spire.Pdf.Graphics;
using System.Drawing;
using System.IO;

namespace DemoOnlineCode
{
    class WatermarkDemo
    {
        public void addWatermark(string pdfFile, string watermarkType, string text, byte[] imageData)
        {
            string outputFile = "output.pdf";

            PdfDocument pdf = new PdfDocument();
            pdf.LoadFromFile(pdfFile);
            switch (watermarkType)
            {
                case "Text":
                    addTextWatermark(pdf, text);
                    break;
                case "Image":
                    addImageWatermark(pdf, imageData);
                    break;
            }
            pdf.SaveToFile(outputFile, FileFormat.PDF);
            pdf.Close();
        }
        public void addImageWatermark(PdfDocument pdf, byte[] imgData)
        {
            PdfImage image = PdfImage.FromStream(new MemoryStream(imgData));
            for (int i = 0; i < pdf.Pages.Count; i++)
            {
                PdfPageBase page = pdf.Pages[i];
                page.Canvas.Save();
                page.Canvas.SetTransparency(0.5f, 0.5f, PdfBlendMode.Multiply);
                page.Canvas.DrawImage(image, new System.Drawing.PointF(160,260));
                page.Canvas.Restore();
            }
        }
        public void addTextWatermark(PdfDocument pdf, string text)
        {
            for (int i = 0; i < pdf.Pages.Count; i++)
            {
                PdfPageBase page = pdf.Pages[i];

                PdfTilingBrush brush = new PdfTilingBrush(new SizeF(page.Canvas.ClientSize.Width / 2, page.Canvas.ClientSize.Height / 3));
                brush.Graphics.SetTransparency(0.3F);
                brush.Graphics.Save();
                brush.Graphics.TranslateTransform(brush.Size.Width / 2, brush.Size.Height / 2);
                brush.Graphics.RotateTransform(-45);
                brush.Graphics.DrawString(text, new PdfTrueTypeFont(new Font("Arial",80,FontStyle.Bold), true), PdfBrushes.Violet, 0, 0, new PdfStringFormat(PdfTextAlignment.Center));
                brush.Graphics.Restore();
                brush.Graphics.SetTransparency(0.5f);
                page.Canvas.DrawRectangle(brush, new RectangleF(new PointF(0, 0), page.Canvas.ClientSize));
            }
        }
    }
}

No Matter How Big or Small Your Project is,

Any technical question related to our product, contact us at support@e-iceblue.com.

Any question related to the purchase of product, contact us at sales@e-iceblue.com.

If you don't find the function you want, please request a free demo from us.

Published in Spire.PDF