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

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

public class SetTextAlignment {
    public static void main(String[] args) throws Exception {

        //Create a Presentation object 
        Presentation presentation = new Presentation();
        presentation.getSlideSize().setType(SlideSizeType.SCREEN_16_X_9);

        //Add a shape 
        IAutoShape textShape = presentation.getSlides().get(0).getShapes().appendShape(ShapeType.RECTANGLE, new Rectangle2D.Float(50, 50, 400, 200));
        textShape.getShapeStyle().getLineColor().setColor(Color.DARK_GRAY);
        textShape.getFill().setFillType(FillFormatType.NONE);

        //Remove the default paragraphs 
        textShape.getTextFrame().getParagraphs().clear();

        //Add a paragraph and append some text to it 
        textShape.getTextFrame().getParagraphs().append(new ParagraphEx());
        textShape.getTextFrame().getParagraphs().get(0).getTextRanges().append(new PortionEx("Text Alignment"));
        textShape.getTextFrame().getParagraphs().get(0).getTextRanges().get(0).setFontHeight(20f);
        textShape.getTextFrame().getParagraphs().get(0).getTextRanges().get(0).setLatinFont(new TextFont("Arial"));
        textShape.getTextFrame().getParagraphs().get(0).getTextRanges().get(0).getFill().setFillType(FillFormatType.SOLID);
        textShape.getTextFrame().getParagraphs().get(0).getTextRanges().get(0).getFill().getSolidColor().setColor(Color.BLACK);

        //Set text horizontal alignment to right 
        textShape.getTextFrame().getParagraphs().get(0).setAlignment(TextAlignmentType.RIGHT);

        //Set text vertical alignment to bottom 
        textShape.getTextFrame().setAnchoringType(TextAnchorType.BOTTOM);

        //Save to file
        presentation.saveToFile("output/TextAlignment.pptx",FileFormat.PPTX_2013);
    }
}

import com.spire.presentation.IAutoShape;
import com.spire.presentation.ISlide;
import com.spire.presentation.Presentation;

import java.awt.geom.Point2D;

public class GetPositionOfText {
    public static void main(String []args) throws Exception {
        //Create a Presentation instance
        Presentation ppt = new Presentation();
        //Load a PowerPoint document
        ppt.loadFromFile("Sample.pptx");

        //Get the first slide
        ISlide slide = ppt.getSlides().get(0);
        //Get the first shape
        IAutoShape shape = (IAutoShape)slide.getShapes().get(0);
        //Get location of text in the shape
        Point2D location =shape.getTextFrame().getTextLocation();

        //Print out the x and y coordinates of the location relative to slide
        String  point1="Text's position relative to Slide: x= "+location.getX()+" y = "+location.getY();
        System.out.println(point1);

        //Print out the x and y coordinates of the location relative to shape
        String point2 = "Text's position relative to shape: x= " + (location.getX() - shape.getLeft()) + "  y = " + (location.getY() - shape.getTop());
        System.out.println(point2);
    }
}

using Spire.Doc;
using Spire.Doc.Documents;
using Spire.Doc.Fields;
using System;

namespace WordTextbox
{
    class Program
    {
        static void Main(string[] args)
        {
            // Instantiate document object
            Document document = new Document();

            //Add a section 
            Section section = document.AddSection();

            //Set the margin
            section.PageSetup.Margins.Left = 90;
            section.PageSetup.Margins.Right = 90;
            Paragraph paragraph = section.AddParagraph();

            //Add texbox 1
            TextBox textBox1 = paragraph.AppendTextBox(section.PageSetup.Margins.Left - 20, section.PageSetup.PageSize.Height + 20);
           
            //Fix the position of textbox 
            textBox1.Format.HorizontalOrigin = HorizontalOrigin.Page;
            textBox1.Format.HorizontalPosition = 0;
            textBox1.Format.VerticalPosition = -10f;
            textBox1.Format.VerticalOrigin = VerticalOrigin.Page;

            //Set the text vertically
            textBox1.Format.TextAnchor = ShapeVerticalAlignment.Center;
            textBox1.Format.LayoutFlowAlt = TextDirection.LeftToRight;

            //Add text and set the font
            Paragraph textboxPara1 = textBox1.Body.AddParagraph();
            TextRange txtrg = textboxPara1.AppendText("Name_______Number_________Class__________");
            txtrg.CharacterFormat.FontName = "Arial";
            txtrg.CharacterFormat.FontSize = 10;
            txtrg.CharacterFormat.TextColor = System.Drawing.Color.Black;
            textboxPara1.Format.HorizontalAlignment = HorizontalAlignment.Center;

            //Save the document
            document.SaveToFile("Result.docx");

        }
    }
}

Namespace WordTextbox
    
    Class Program
        
        Private Shared Sub Main(ByVal args() As String)
            Dim document As Document = New Document
            Dim section As Section = document.AddSection
            section.PageSetup.Margins.Left = 90
            section.PageSetup.Margins.Right = 90
            Dim paragraph As Paragraph = section.AddParagraph
            Dim textBox1 As TextBox = paragraph.AppendTextBox((section.PageSetup.Margins.Left - 20), (section.PageSetup.PageSize.Height + 20))
            textBox1.Format.HorizontalOrigin = HorizontalOrigin.Page
            textBox1.Format.HorizontalPosition = 0
            textBox1.Format.VerticalPosition = -10!
            textBox1.Format.VerticalOrigin = VerticalOrigin.Page
            textBox1.Format.TextAnchor = ShapeVerticalAlignment.Center
            textBox1.Format.LayoutFlowAlt = TextDirection.LeftToRight
            Dim textboxPara1 As Paragraph = textBox1.Body.AddParagraph
            Dim txtrg As TextRange = textboxPara1.AppendText("Name_______Number_________Class__________")
            txtrg.CharacterFormat.FontName= "Arial"
            txtrg.CharacterFormat.FontSize = 10
            txtrg.CharacterFormat.TextColor = System.Drawing.Color.Black
            textboxPara1.Format.HorizontalAlignment = HorizontalAlignment.Center
            document.SaveToFile("Result.docx")
        End Sub
    End Class
End Namespace