Aspose.Slides for Java

https://reference.aspose.com/slides/java/
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### Add Drawing Guide Example

Source: https://reference.aspose.com/slides/java/com.aspose.slides/ilayoutslide

Demonstrates how to add a vertical drawing guide to a layout slide.

```java
Presentation pres = new Presentation();
 try {
     Dimension2D slideSize = pres.getSlideSize().getSize();

     IDrawingGuidesCollection guides = pres.getLayoutSlides().get_Item(0).getDrawingGuides();
     // Adding the new vertical drawing guide to the left of the slide center
     guides.add(Orientation.Vertical, (float)slideSize.getWidth() / 2 - 20f);

     pres.save("LayoutDrawingGuides_out.pptx", SaveFormat.Pptx);
 } finally {
     if (pres != null) pres.dispose();
 }
```

--------------------------------

### Manage Drawing Guides Example

Source: https://reference.aspose.com/slides/java/com.aspose.slides/imasterhandoutslide

Demonstrates how to access the master handout slide and add a horizontal drawing guide.

```java
Presentation pres = new Presentation();
 try {
     Dimension2D notesSize = pres.getNotesSize().getSize();

     IDrawingGuidesCollection guides = pres.getMasterHandoutSlideManager().setDefaultMasterHandoutSlide().getDrawingGuides();
     // Adding the new horizontal drawing guide above the slide center
     guides.add(Orientation.Horizontal, (float) notesSize.getHeight() / 2 - 50f);

     pres.save("MasterHandoutDrawingGuides_out.pptx", SaveFormat.Pptx);
 } finally {
     if (pres != null) pres.dispose();
 }
```

--------------------------------

### Get and Use DrawingGuides

Source: https://reference.aspose.com/slides/java/com.aspose.slides/masterhandoutslide

Retrieves the drawing guides collection and demonstrates adding a new horizontal guide.

```java
public final IDrawingGuidesCollection getDrawingGuides()
```

```java
Presentation pres = new Presentation();
 try {
     Dimension2D notesSize = pres.getNotesSize().getSize();

     IDrawingGuidesCollection guides = pres.getMasterHandoutSlideManager().setDefaultMasterHandoutSlide().getDrawingGuides();
     // Adding the new horizontal drawing guide above the slide center
     guides.add(Orientation.Horizontal, (float) notesSize.getHeight() / 2 - 50f);

     pres.save("MasterHandoutDrawingGuides_out.pptx", SaveFormat.Pptx);
 } finally {
     if (pres != null) pres.dispose();
 }
```

--------------------------------

### Manage Start Connection Site Index

Source: https://reference.aspose.com/slides/java/com.aspose.slides/connector

Methods to get or set the connection site index for the start shape.

```java
public final long getStartShapeConnectionSiteIndex()
```

```java
public final void setStartShapeConnectionSiteIndex(long value)
```

--------------------------------

### Get and Set Motion Start Coordinates

Source: https://reference.aspose.com/slides/java/com.aspose.slides/imotioneffect

Methods to retrieve or define the starting x/y coordinates of an animation in percentages.

```java
public abstract Point2D.Float getFrom()
```

```java
public abstract void setFrom(Point2D.Float value)
```

--------------------------------

### Manage Text Selection Start

Source: https://reference.aspose.com/slides/java/com.aspose.slides/moderncomment

Methods to get or set the starting position of text selection in a text frame.

```java
public final int getTextSelectionStart()
```

```java
public final void setTextSelectionStart(int value)
```

--------------------------------

### Get and Set From Coordinates

Source: https://reference.aspose.com/slides/java/com.aspose.slides/motioneffect

Methods to retrieve or set the starting x/y coordinates for the animation in percents.

```java
public final Point2D.Float getFrom()
```

```java
public final void setFrom(Point2D.Float value)
```

--------------------------------

### Manage Text Selection Start

Source: https://reference.aspose.com/slides/java/com.aspose.slides/imoderncomment

Methods to get or set the starting position of text selection in an associated AutoShape.

```java
public abstract int getTextSelectionStart()
```

```java
public abstract void setTextSelectionStart(int value)
```

--------------------------------

### Get Starting Slide

Source: https://reference.aspose.com/slides/java/com.aspose.slides/section

Retrieves the first slide belonging to the section.

```java
public final ISlide getStartedFromSlide()
```

--------------------------------

### Initialize and Configure MathPhantom

Source: https://reference.aspose.com/slides/java/com.aspose.slides/mathphantom

Demonstrates creating a MathPhantom instance and adjusting its visibility and width properties.

```java
IMathPhantom phantom = new MathPhantom(new MathematicalText("1/2"));
phantom.setShow(false);          // Hide the content
phantom.setZeroWidth(false);     // Keep the width
```

--------------------------------

### Get Trim Start Time

Source: https://reference.aspose.com/slides/java/com.aspose.slides/videoframe

Retrieves the start trim time in milliseconds.

```java
public final float getTrimFromStart()
```

--------------------------------

### Initialize and Save WebDocument

Source: https://reference.aspose.com/slides/java/com.aspose.slides/webdocument

Demonstrates how to instantiate a WebDocument with options, set global properties for templates, and save the output.

```java
WebDocumentOptions options = new WebDocumentOptions();

  WebDocument document = new WebDocument(options);

  // put "slideMargin" property to use from templates
  document.getGlobal().put("slideMargin", 10);

  // ... set up other options of the document and then save the document
  document.save();
```

```java
Using this (#getGlobal.getGlobal) property (implementation of [Storage](../../com.aspose.slides/storage) interface) a
  property can be put to use it later in the template:
  
  WebDocumentOptions options = new WebDocumentOptions();

  WebDocument document = new WebDocument(options);

  // put "slideMargin" property to use from templates
  document.getGlobal().put("slideMargin", 10);

  // ... set up other options of the document and then save the document
  document.save();
```

--------------------------------

### Get Start Coordinates

Source: https://reference.aspose.com/slides/java/com.aspose.slides/iscaleeffect

Retrieves the starting x/y coordinates for the animation as a Point2D.Float.

```java
public abstract Point2D.Float getFrom()
```

--------------------------------

### Get and Set Start Index

Source: https://reference.aspose.com/slides/java/com.aspose.slides/slidesrange

Methods to retrieve or set the starting index of the slide range.

```java
public final long getStart()
```

```java
public final void setStart(long value)
```

--------------------------------

### Initialize and Populate a Matrix

Source: https://reference.aspose.com/slides/java/com.aspose.slides/imathmatrix

Demonstrates how to instantiate a new MathMatrix and set an item at a specific row and column index.

```java
IMathMatrix matrix = new MathMatrix(2, 3);
matrix.set_Item(0, 0, new MathematicalText("item.1.1"));
```

--------------------------------

### Get and Set Animation Start Value

Source: https://reference.aspose.com/slides/java/com.aspose.slides/propertyeffect

Methods to retrieve or define the starting value of the animation.

```java
public final String getFrom()
```

```java
public final void setFrom(String value)
```

--------------------------------

### Create and Save a Presentation

Source: https://reference.aspose.com/slides/java/com.aspose.slides/presentation

Demonstrates how to instantiate a new presentation, add an autoshape, and save the file.

```java
// Instantiate a Presentation object that represents a presentation file
 Presentation pres = new Presentation();
 try {
     // Get the first slide
     ISlide slide = pres.getSlides().get_Item(0);
     // Add an autoshape of type line
     slide.getShapes().addAutoShape(ShapeType.Line, 50, 150, 300, 0);
     // Save the presentation file.
     pres.save("NewPresentation_out.pptx", SaveFormat.Pptx);
 } finally {
     if (pres != null) pres.dispose();
 }
```

--------------------------------

### Initialize Presentation

Source: https://reference.aspose.com/slides/java/com.aspose.slides/presentation

Create a new Presentation object from a file path.

```java
Presentation pres = new Presentation("demo.pptx");
```

--------------------------------

### Get Drawing Guide by Index

Source: https://reference.aspose.com/slides/java/com.aspose.slides/drawingguidescollection

Retrieves a specific drawing guide from the collection using its index.

```java
public final IDrawingGuide get_Item(int index)
```

--------------------------------

### getDrawingGuides Method

Source: https://reference.aspose.com/slides/java/com.aspose.slides/masterslide

Retrieves the collection of drawing guides for the master slide and demonstrates adding a new guide.

```java
public final IDrawingGuidesCollection getDrawingGuides()
```

```java
Presentation pres = new Presentation();
 try {
     Dimension2D slideSize = pres.getSlideSize().getSize();

     IDrawingGuidesCollection guides = pres.getMasters().get_Item(0).getDrawingGuides();
     // Adding the new vertical drawing guide to the right of the slide center
     guides.add(Orientation.Vertical, (float) slideSize.getWidth() / 2 + 20f);

     pres.save("MasterSlideDrawingGuides_out.pptx", SaveFormat.Pptx);
 } finally {
     if (pres != null) pres.dispose();
 }
```

--------------------------------

### Get and Set Starting Color

Source: https://reference.aspose.com/slides/java/com.aspose.slides/coloreffect

Methods to retrieve or specify the starting color of the animation behavior.

```java
public final IColorFormat getFrom()
```

```java
public final void setFrom(IColorFormat value)
```

--------------------------------

### Initialize MathPhantom with MathFraction

Source: https://reference.aspose.com/slides/java/com.aspose.slides/mathphantom

Shows how to create a base IMathElement using a fraction to be used within a MathPhantom.

```java
IMathElement fraction = new MathFraction(
    new MathematicalText("1"),
    new MathematicalText("2"));
```

--------------------------------

### Add Drawing Guides to a Presentation

Source: https://reference.aspose.com/slides/java/com.aspose.slides/commonslideviewproperties

Demonstrates how to programmatically add vertical and horizontal drawing guides to a slide.

```java
 Presentation pres = new Presentation();
 try {
     Dimension2D slideSize = pres.getSlideSize().getSize();

     IDrawingGuidesCollection guides = pres.getViewProperties().getSlideViewProperties().getDrawingGuides();
     // Adding the new vertical drawing guide to the right of the slide center
     guides.add(Orientation.Vertical, (float)(slideSize.getWidth()) / 2 + 12.5f);
     // Adding the new horizontal drawing guide below the slide center
     guides.add(Orientation.Horizontal, (float)(slideSize.getHeight() / 2) + 12.5f);

     pres.save("DrawingGuides_out.pptx", SaveFormat.Pptx);
 } finally {
     if (pres != null) pres.dispose();
 }
```

--------------------------------

### Create and Configure IMathPhantom

Source: https://reference.aspose.com/slides/java/com.aspose.slides/imathphantom

Demonstrates initializing a phantom math object and adjusting its visibility and width properties.

```java
IMathPhantom phantom = new MathPhantom(new MathematicalText("1/2"));
 phantom.setShow(false);          // Hide the content
 phantom.setZeroWidth(false);     // Keep the width
```

--------------------------------

### Set Start Coordinates

Source: https://reference.aspose.com/slides/java/com.aspose.slides/iscaleeffect

Sets the starting x/y coordinates for the animation.

```java
public abstract void setFrom(Point2D.Float value)
```

--------------------------------

### PptOptions()

Source: https://reference.aspose.com/slides/java/com.aspose.slides/pptoptions

Constructor for creating a new instance of PptOptions.

```APIDOC
## PptOptions()

### Description
Initializes a new instance of the PptOptions class.
```

--------------------------------

### Constructor

Source: https://reference.aspose.com/slides/java/com.aspose.slides/pptxoptions

Initializes a new instance of the PptxOptions class.

```java
public PptxOptions()
```

--------------------------------

### Create a Chart in PowerPoint using Java

Source: https://reference.aspose.com/slides/java/com.aspose.slides/shapecollection

Demonstrates how to instantiate a presentation, add a clustered column chart, populate it with custom data, and apply formatting before saving.

```java
// Instantiates the Presentation class that represents a PPTX file
 Presentation pres = new Presentation();
 try {
     // Accesses the first slide
     ISlide sld = pres.getSlides().get_Item(0);
     // Adds a chart with its default data
     IChart chart = sld.getShapes().addChart(ChartType.ClusteredColumn, 0, 0, 500, 500);
     // Sets the chart title
     chart.getChartTitle().addTextFrameForOverriding("Sample Title");
     chart.getChartTitle().getTextFrameForOverriding().getTextFrameFormat().setCenterText(NullableBool.True);
     chart.getChartTitle().setHeight(20);
     chart.setTitle(true);
     // Sets the first series to show values
     chart.getChartData().getSeries().get_Item(0).getLabels().getDefaultDataLabelFormat().setShowValue(true);
     // Sets the index for the chart data sheet
     int defaultWorksheetIndex = 0;
     // Gets the chart data worksheet
     IChartDataWorkbook fact = chart.getChartData().getChartDataWorkbook();
     // Deletes the default generated series and categories
     chart.getChartData().getSeries().clear();
     chart.getChartData().getCategories().clear();
     // Adds new series
     chart.getChartData().getSeries().add(fact.getCell(defaultWorksheetIndex, 0, 1, "Series 1"), chart.getType());
     chart.getChartData().getSeries().add(fact.getCell(defaultWorksheetIndex, 0, 2, "Series 2"), chart.getType());
     // Adds new categories
     chart.getChartData().getCategories().add(fact.getCell(defaultWorksheetIndex, 1, 0, "Caetegoty 1"));
     chart.getChartData().getCategories().add(fact.getCell(defaultWorksheetIndex, 2, 0, "Caetegoty 2"));
     chart.getChartData().getCategories().add(fact.getCell(defaultWorksheetIndex, 3, 0, "Caetegoty 3"));
     // Takes the first chart series
     IChartSeries series = chart.getChartData().getSeries().get_Item(0);
     // Populates series data
     series.getDataPoints().addDataPointForBarSeries(fact.getCell(defaultWorksheetIndex, 1, 1, 20));
     series.getDataPoints().addDataPointForBarSeries(fact.getCell(defaultWorksheetIndex, 2, 1, 50));
     series.getDataPoints().addDataPointForBarSeries(fact.getCell(defaultWorksheetIndex, 3, 1, 30));
     // Sets the fill color for the series
     series.getFormat().getFill().setFillType(FillType.Solid);
     series.getFormat().getFill().getSolidFillColor().setColor(Color.RED);
     // Takes the second chart series
     series = chart.getChartData().getSeries().get_Item(1);
     // Populates series data
     series.getDataPoints().addDataPointForBarSeries(fact.getCell(defaultWorksheetIndex, 1, 2, 30));
     series.getDataPoints().addDataPointForBarSeries(fact.getCell(defaultWorksheetIndex, 2, 2, 10));
     series.getDataPoints().addDataPointForBarSeries(fact.getCell(defaultWorksheetIndex, 3, 2, 60));
     // Sets the fill color for series
     series.getFormat().getFill().setFillType(FillType.Solid);
     series.getFormat().getFill().getSolidFillColor().setColor(Color.GREEN);
     // Sets the first label to show Category name
     IDataLabel lbl = series.getDataPoints().get_Item(0).getLabel();
     lbl.getDataLabelFormat().setShowCategoryName(true);
     lbl = series.getDataPoints().get_Item(1).getLabel();
     lbl.getDataLabelFormat().setShowSeriesName(true);
     // Sets the series to show the value for the third label
     lbl = series.getDataPoints().get_Item(2).getLabel();
     lbl.getDataLabelFormat().setShowValue(true);
     lbl.getDataLabelFormat().setShowSeriesName(true);
     lbl.getDataLabelFormat().setSeparator("/");
     // Saves the PPTX file to disk
     pres.save("AsposeChart_out.pptx", SaveFormat.Pptx);
 } finally {
     if (pres != null) pres.dispose();
 }
```

--------------------------------

### Presentation(String file, LoadOptions loadOptions)

Source: https://reference.aspose.com/slides/java/com.aspose.slides/presentation

Initializes a new instance of the Presentation class by loading a file with specific load options.

```APIDOC
## Presentation(String file, LoadOptions loadOptions)

### Description
Initializes a new instance of the Presentation class by loading a file with specific load options.

### Parameters
- **file** (java.lang.String) - Required - The path to the input presentation file.
- **loadOptions** (LoadOptions) - Required - Additional options for loading the presentation.
```

--------------------------------

### Apply License from File

Source: https://reference.aspose.com/slides/java/com.aspose.slides/ilicense

Demonstrates how to apply a license using a file name. The component searches for the file in multiple locations including the component folder, calling assembly folder, and embedded resources.

```java
License license = new License();
 license.setLicense("MyLicense.lic");
```

--------------------------------

### Get Color

Source: https://reference.aspose.com/slides/java/com.aspose.slides/idrawingguide

Retrieves the color of the drawing guide.

```java
Copypublic abstract Color getColor()
```

--------------------------------

### Get Keywords

Source: https://reference.aspose.com/slides/java/com.aspose.slides/documentproperties

Retrieves the keywords of the presentation.

```java
public final String getKeywords()
```

--------------------------------

### Manage Placeholder Text and Prompts in Java

Source: https://reference.aspose.com/slides/java/com.aspose.slides/shape

Examples demonstrating how to update text within placeholders and set prompt text based on placeholder types.

```java
// Instantiates a Presentation class
 Presentation pres = new Presentation("ReplacingText.pptx");
 try {
     // Accesses the first slide
     ISlide sld = pres.getSlides().get_Item(0);
     // Iterates through shapes to find the placeholder
     for (IShape shp : sld.getShapes())
         if (shp.getPlaceholder() != null)
         {
             // Changes the text in each placeholder
             ((IAutoShape)shp).getTextFrame().setText("This is a Placeholder");
         }
     // Saves the presentation to disk
     pres.save("output_out.pptx", SaveFormat.Pptx);
 } finally {
     if (pres != null) pres.dispose();
 }
```

```java
 Presentation pres = new Presentation("Presentation2.pptx");
 try {
     ISlide slide = pres.getSlides().get_Item(0);
     for (IShape shape : slide.getSlide().getShapes()) // Iterates through the slide
     {
         if (shape.getPlaceholder() != null && shape instanceof AutoShape)
         {
             String text = "";
             if (shape.getPlaceholder().getType() == PlaceholderType.CenteredTitle) // PowerPoint displays "Click to add title"
             {
                 text = "Add Title";
             }
             else if (shape.getPlaceholder().getType() == PlaceholderType.Subtitle) // Adds subtitle
             {
                 text = "Add Subtitle";
             }
             ((IAutoShape)shape).getTextFrame().setText(text);
             System.out.println("Placeholder with text: " + text);
         }
     }
     pres.save("Placeholders_PromptText.pptx", SaveFormat.Pptx);
 } finally {
     if (pres != null) pres.dispose();
 }
```

--------------------------------

### Get Orientation

Source: https://reference.aspose.com/slides/java/com.aspose.slides/drawingguide

Retrieves the orientation of the drawing guide.

```java
public final byte getOrientation()
```

--------------------------------

### Presentation(String file)

Source: https://reference.aspose.com/slides/java/com.aspose.slides/presentation

Initializes a new instance of the Presentation class by loading a file from the specified path.

```APIDOC
## Presentation(String file)

### Description
Initializes a new instance of the Presentation class by loading a file from the specified path.

### Parameters
- **file** (java.lang.String) - Required - The path to the input presentation file.
```

--------------------------------

### getColor() / setColor(Color value)

Source: https://reference.aspose.com/slides/java/com.aspose.slides/drawingguide

Gets or sets the color of the drawing guide.

```APIDOC
## Color getColor()

### Description
Returns the color of the drawing guide.

### Returns
- **java.awt.Color** - The color of the guide.

## void setColor(Color value)

### Description
Sets the color of the drawing guide.

### Parameters
- **value** (java.awt.Color) - The color to set.
```

--------------------------------

### Open and Save a Presentation

Source: https://reference.aspose.com/slides/java/com.aspose.slides/presentation

Demonstrates how to load an existing presentation file and save it in a different format.

```java
// Load any supported file in Presentation e.g. ppt, pptx, odp etc.
 Presentation pres = new Presentation("Sample.odp");
 try {
     // Save the presentation file.
     pres.save("OutputPresenation.pptx", SaveFormat.Pptx);
 } finally {
     if (pres != null) pres.dispose();
 }
```

--------------------------------

### getOrientation() / setOrientation(byte value)

Source: https://reference.aspose.com/slides/java/com.aspose.slides/drawingguide

Gets or sets the orientation of the drawing guide.

```APIDOC
## byte getOrientation()

### Description
Returns the orientation of the drawing guide.

### Returns
- **byte** - The orientation value.

## void setOrientation(byte value)

### Description
Sets the orientation of the drawing guide.

### Parameters
- **value** (byte) - The orientation to set.
```

--------------------------------

### Manage Slide Header and Footer

Source: https://reference.aspose.com/slides/java/com.aspose.slides/presentation

Examples for configuring footer, slide number, and date-time visibility and text for individual slides and master slides.

```java
Presentation pres = new Presentation("presentation.ppt");
 try
 {
     IBaseSlideHeaderFooterManager headerFooterManager = pres.getSlides().get_Item(0).getHeaderFooterManager();
     if (!headerFooterManager.isFooterVisible()) // Property IsFooterVisible is used for indicating that a slide footer placeholder is not present.
     {
         headerFooterManager.setFooterVisibility(true); // Method SetFooterVisibility is used for making a slide footer placeholder visible.
     }
     if (!headerFooterManager.isSlideNumberVisible()) // Property IsSlideNumberVisible is used for indicating that a slide page number placeholder is not present.
     {
         headerFooterManager.setSlideNumberVisibility(true); // Method SetSlideNumberVisibility is used for making a slide page number placeholder visible.
     }
     if (!headerFooterManager.isDateTimeVisible()) // Property IsDateTimeVisible is used for indicating that a slide date-time placeholder is not present.
     {
         headerFooterManager.setDateTimeVisibility(true); // Method SetFooterVisibility is used for making a slide date-time placeholder visible.
     }
     headerFooterManager.setFooterText("Footer text"); // Method SetFooterText is used for setting text to slide footer placeholder.
     headerFooterManager.setDateTimeText("Date and time text"); // Method SetDateTimeText is used for setting text to slide date-time placeholder.
     pres.save("Presentation.ppt", SaveFormat.Ppt);
 }
 finally
 {
     if (pres != null) pres.dispose();
 }
 
 The following example shows how to set child footer visibility inside Slide.
 
 Presentation pres = new Presentation("presentation.ppt");
 try
 {
     IMasterSlideHeaderFooterManager headerFooterManager = pres.getMasters().get_Item(0).getHeaderFooterManager();
     headerFooterManager.setFooterAndChildFootersVisibility(true); // Method SetFooterAndChildFootersVisibility is used for making a master slide and all child footer placeholders visible.
     headerFooterManager.setSlideNumberAndChildSlideNumbersVisibility(true); // Method SetSlideNumberAndChildSlideNumbersVisibility is used for making a master slide and all child page number placeholders visible.
     headerFooterManager.setDateTimeAndChildDateTimesVisibility(true); // Method SetDateTimeAndChildDateTimesVisibility is used for making a master slide and all child date-time placeholders visible.

     headerFooterManager.setFooterAndChildFootersText("Footer text"); // Method SetFooterAndChildFootersText is used for setting text to master slide and all child footer placeholders.
     headerFooterManager.setDateTimeAndChildDateTimesText("Date and time text"); // Method SetDateTimeAndChildDateTimesText is used for setting text to master slide and all child date-time placeholders.
 }
 finally
 {
     if (pres != null) pres.dispose();
 }
```

--------------------------------

### Initialize OpenAICompatibleWebClient

Source: https://reference.aspose.com/slides/java/com.aspose.slides/openaicompatiblewebclient

Creates an instance of the web client to interact with an OpenAI-compatible LLM provider.

```java
public OpenAICompatibleWebClient(String model, String apiKey, String baseUrl)
```

```java
OpenAICompatibleWebClient aiClient =
         new OpenAICompatibleWebClient("model-name", apiKey, "https://api.llm-provider.com/v1");
 try {
     SlidesAIAgent aiAgent = new SlidesAIAgent(aiClient);
     Presentation presentation = new Presentation("Presentation.pptx");
     try {
         aiAgent.translate(presentation, "spanish");
         presentation.save("translated.pptx", SaveFormat.Pptx);
     } finally {
         if (presentation != null) presentation.dispose();
     }
 } finally {
     if (aiClient != null) aiClient.dispose();
 }
```

--------------------------------

### getNumberedBulletStartWith / setNumberedBulletStartWith

Source: https://reference.aspose.com/slides/java/com.aspose.slides/bulletformat

Gets or sets the starting number for a group of numbered bullets.

```APIDOC
## short getNumberedBulletStartWith()
## void setNumberedBulletStartWith(short value)

### Description
Gets or sets the first number used for a group of numbered bullets with no inheritance.

### Parameters
- **value** (short) - The starting number for the bullet list.
```

--------------------------------

### Configure GIF Export Options

Source: https://reference.aspose.com/slides/java/com.aspose.slides/igifoptions

Examples demonstrating how to configure various GIF export settings such as hidden slides, transition FPS, and default delay.

```java
Presentation pres = new Presentation("pres.pptx");
 try {
     GifOptions gifOptions = new GifOptions();
     gifOptions.setExportHiddenSlides(false);
     pres.save("pres.gif", SaveFormat.Gif, gifOptions);
 } finally {
     if (pres != null) pres.dispose();
 }
```

```java
Presentation pres = new Presentation("pres.pptx");
 try {
     GifOptions gifOptions = new GifOptions();
     gifOptions.setTransitionFps(60);
     pres.save("pres.gif", SaveFormat.Gif, gifOptions);
 } finally {
     if (pres != null) pres.dispose();
 }
```

```java
Presentation pres = new Presentation("pres.pptx");
 try {
     GifOptions gifOptions = new GifOptions();
     gifOptions.setDefaultDelay(2000);
     pres.save("pres.gif", SaveFormat.Gif, gifOptions);
 } finally {
     if (pres != null) pres.dispose();
 }
```

--------------------------------

### Get Position

Source: https://reference.aspose.com/slides/java/com.aspose.slides/drawingguide

Retrieves the position of the drawing guide in points from the top-left corner of the slide.

```java
public final float getPosition()
```

--------------------------------

### getFrom() / setFrom(IColorFormat value)

Source: https://reference.aspose.com/slides/java/com.aspose.slides/coloreffect

Gets or sets the starting color of the animation behavior.

```APIDOC
## getFrom() / setFrom(IColorFormat value)

### Description
Specifies the starting color of the animation behavior.

### Parameters
- **value** (IColorFormat) - The starting color format.

### Returns
- **IColorFormat** - The current starting color.
```

--------------------------------

### setUpperLimit(String limit)

Source: https://reference.aspose.com/slides/java/com.aspose.slides/imathelement

Takes upper limit.

```APIDOC
## IMathLimit setUpperLimit(String limit)

### Description
Takes upper limit.

### Parameters
- **limit** (java.lang.String) - Required - limit

### Returns
- **IMathLimit** - New instance of type IMathLimit
```

--------------------------------

### Create IMathFraction Instances

Source: https://reference.aspose.com/slides/java/com.aspose.slides/imathfraction

Demonstrates how to instantiate a fraction using the divide method or the MathFraction constructor.

```java
IMathFraction mathFraction = new MathematicalText("x").divide("y");
IMathFraction mathFraction2 = new MathFraction(new MathematicalText("x"), new MathematicalText("y"), MathFractionTypes.Linear);
```

--------------------------------

### getTrimFromStart() / setTrimFromStart(float value)

Source: https://reference.aspose.com/slides/java/com.aspose.slides/ivideoframe

Gets or sets the start trim time for the video in milliseconds.

```APIDOC
## float getTrimFromStart()
## void setTrimFromStart(float value)

### Description
Gets or sets the trim start time of the video in milliseconds.

### Parameters
- **value** (float) - The start time in milliseconds.
```

--------------------------------

### Presentation(LoadOptions loadOptions)

Source: https://reference.aspose.com/slides/java/com.aspose.slides/presentation

Creates a new presentation from scratch with specified load options.

```APIDOC
## Presentation(LoadOptions loadOptions)

### Description
Creates a new presentation from scratch with one empty slide using additional load options.

### Parameters
- **loadOptions** (LoadOptions) - Required - Additional load options.
```

--------------------------------

### Manage First Slide Number

Source: https://reference.aspose.com/slides/java/com.aspose.slides/ipresentation

Methods to get or set the starting slide number for the presentation.

```java
public abstract int getFirstSlideNumber()
```

```java
public abstract void setFirstSlideNumber(int value)
```

--------------------------------

### Initialize BlobManagementOptions

Source: https://reference.aspose.com/slides/java/com.aspose.slides/blobmanagementoptions

Creates a new instance of the BlobManagementOptions class with default settings.

```java
public class BlobManagementOptions implements IBlobManagementOptions
```

```java
public BlobManagementOptions()
```

--------------------------------

### Manage Start Shape Connection

Source: https://reference.aspose.com/slides/java/com.aspose.slides/connector

Methods to get or set the shape attached to the beginning of the connector.

```java
public final IShape getStartShapeConnectedTo()
```

```java
public final void setStartShapeConnectedTo(IShape value)
```

--------------------------------

### getStartReflectionOpacity Method

Source: https://reference.aspose.com/slides/java/com.aspose.slides/ireflection

Retrieves the starting reflection opacity.

```java
public abstract float getStartReflectionOpacity()
```

--------------------------------

### Configure Rendering Options

Source: https://reference.aspose.com/slides/java/com.aspose.slides/irenderingoptions

Demonstrates setting notes layout and default fonts when generating slide thumbnails.

```java
Presentation pres = new Presentation("pres.pptx");
 try {
     IRenderingOptions renderingOpts = new RenderingOptions();
     NotesCommentsLayoutingOptions notesCommentsLayoutingOptions = new NotesCommentsLayoutingOptions();
     notesCommentsLayoutingOptions.setNotesPosition(NotesPositions.BottomTruncated);
     renderingOpts.setSlidesLayoutOptions(notesCommentsLayoutingOptions);

     ImageIO.write(pres.getSlides().get_Item(0).getThumbnail(renderingOpts), "PNG", new File("pres-Original.png"));

     renderingOpts.setDefaultRegularFont("Arial Black");
     ImageIO.write(pres.getSlides().get_Item(0).getThumbnail(renderingOpts), "PNG", new File("pres-ArialBlackDefault.png"));

     renderingOpts.setDefaultRegularFont("Arial Narrow");
     ImageIO.write(pres.getSlides().get_Item(0).getThumbnail(renderingOpts), "PNG", new File("pres-ArialNarrowDefault.png"));
 } catch (IOException e) {
 } finally {
     if (pres != null) pres.dispose();
 }
```

--------------------------------

### Manage Audio Rewind

Source: https://reference.aspose.com/slides/java/com.aspose.slides/iaudioframe

Gets or sets whether the audio automatically rewinds to the start after playback finishes.

```java
public abstract boolean getRewindAudio()
```

```java
public abstract void setRewindAudio(boolean value)
```

--------------------------------

### Convert Presentation to XPS

Source: https://reference.aspose.com/slides/java/com.aspose.slides/xpsoptions

Demonstrates converting a presentation to XPS format using either default settings or custom XpsOptions.

```java
// Instantiate a Presentation object that represents a presentation file
 Presentation pres = new Presentation("Convert_XPS.pptx");
 try {
     // Saving the presentation to XPS document
     pres.save("XPS_Output_Without_XPSOption_out.xps", SaveFormat.Xps);
 } finally {
     if (pres != null) pres.dispose();
 }
```

```java
// Instantiate a Presentation object that represents a presentation file
 Presentation pres = new Presentation("Convert_XPS_Options.pptx");
 try {
     // Instantiate the TiffOptions class
     XpsOptions options = new XpsOptions();
     // Save MetaFiles as PNG
     options.setSaveMetafilesAsPng(true);
     // Save the presentation to XPS document
     pres.save("XPS_With_Options_out.xps", SaveFormat.Xps, options);
 } finally {
     if (pres != null) pres.dispose();
 }
```

--------------------------------

### Get and Set Item ID

Source: https://reference.aspose.com/slides/java/com.aspose.slides/customxmlpart

Methods to manage the unique GUID identifier for the custom XML part.

```java
public final UUID getItemId()
```

```java
public final void setItemId(UUID value)
```

--------------------------------

### getPosition() / setPosition(float value)

Source: https://reference.aspose.com/slides/java/com.aspose.slides/drawingguide

Gets or sets the position of the drawing guide in points from the top-left corner of the slide.

```APIDOC
## float getPosition()

### Description
Returns the position of the drawing guide in points from the top, left corner of the slide.

### Returns
- **float** - The position value.

## void setPosition(float value)

### Description
Sets the position of the drawing guide in points from the top, left corner of the slide. The typical value range is from zero to slide height for a horizontal guide and from zero to slide width for a vertical guide.

### Parameters
- **value** (float) - The position to set.
```

--------------------------------

### Initialize BrowsedAtKiosk Instance

Source: https://reference.aspose.com/slides/java/com.aspose.slides/browsedatkiosk

Constructor for creating a new instance of the BrowsedAtKiosk class.

```java
public BrowsedAtKiosk()
```

--------------------------------

### Get Effective Theme Data

Source: https://reference.aspose.com/slides/java/com.aspose.slides/theme

Retrieves the effective theme data with inheritance applied, including a usage example.

```java
public final IThemeEffectiveData getEffective()
```

```java
Presentation pres = new Presentation("MyPresentation.pptx");
 try
 {
 	IThemeEffectiveData effectiveTheme  = pres.getSlides().get_Item(0).getThemeManager().getOverrideTheme().getEffective();
 	System.out.println("Font scheme name: " + effectiveTheme.getFontScheme().getName());
 	System.out.println("Major latin font: " + effectiveTheme.getFontScheme().getMajor().getLatinFont().getFontName());
 	System.out.println("Minor latin font: " + effectiveTheme.getFontScheme().getMinor().getLatinFont().getFontName());
 } finally {
  if (pres != null) pres.dispose();
 }
```

--------------------------------

### Add and Validate Digital Signatures in Java

Source: https://reference.aspose.com/slides/java/com.aspose.slides/digitalsignature

Demonstrates how to sign a presentation using a PFX file and how to iterate through signatures to verify their validity.

```java
// Initialize Presentation instance
 Presentation pres = new Presentation();
 try {
    // Create DigitalSignature object with PFX file and PFX password
     DigitalSignature signature = new DigitalSignature("testsignature1.pfx", "testpass1");
     // Comment new digital signature
     signature.setComments("Aspose.Slides digital signing test.");
     // Add digital signature to presentation
     pres.getDigitalSignatures().add(signature);
     // Save presentation
     pres.save("SomePresentationSigned.pptx", SaveFormat.Pptx);
 } finally {
     if (pres != null) pres.dispose();
 }
 
 The following sample code demonstrates how to validate digital signature of PowerPoint Presentation.
 
 // Initialize Presentation instance
 Presentation pres = new Presentation("SomePresentationSigned.pptx");
 try {
     if (pres.getDigitalSignatures().size() > 0)
     {
         boolean allSignaturesAreValid = true;
         System.out.println("Signatures used to sign the presentation: ");
         // Check if all digital signatures are valid
         for (IDigitalSignature signature : pres.getDigitalSignatures())
         {
             System.out.println(signature.getSignTime().toString() + " -- " + (signature.isValid() ? "VALID" : "INVALID"));
             allSignaturesAreValid &= signature.isValid();
         }
         if (allSignaturesAreValid)
             System.out.println("Presentation is genuine, all signatures are valid.");
         else
             System.out.println("Presentation has been modified since signing.");
     }
 } finally {
     if (pres != null) pres.dispose();
 }
```

--------------------------------

### Get Effective Fill Format

Source: https://reference.aspose.com/slides/java/com.aspose.slides/fillformat

Retrieves the effective fill formatting data with inheritance applied, demonstrated with a full example.

```java
public final IFillFormatEffectiveData getEffective()
```

```java
Presentation pres = new Presentation("MyPresentation.pptx");
 try
 {
 	IFillFormatEffectiveData effectiveFillFormat = pres.getSlides().get_Item(0).getShapes().get_Item(0).getFillFormat().getEffective();
 	System.out.println("Type: " + effectiveFillFormat.getFillType());
 	switch (effectiveFillFormat.getFillType())
 	{
 		case FillType.Solid:
 			System.out.println("Fill color: " + effectiveFillFormat.getSolidFillColor());
 			break;
 		case FillType.Pattern:
 			System.out.println("Pattern style: " + effectiveFillFormat.getPatternFormat().getPatternStyle());
 			System.out.println("Fore color: " + effectiveFillFormat.getPatternFormat().getForeColor());
 			System.out.println("Back color: " + effectiveFillFormat.getPatternFormat().getBackColor());
 			break;
 		case FillType.Gradient:
 			System.out.println("Gradient direction: " + effectiveFillFormat.getGradientFormat().getGradientDirection());
 			System.out.println("Gradient stops count: " + effectiveFillFormat.getGradientFormat().getGradientStops().size());
 			break;
 		case FillType.Picture:
 			System.out.println("Picture width: " + effectiveFillFormat.getPictureFillFormat().getPicture().getImage().getWidth());
 			System.out.println("Picture height: " + effectiveFillFormat.getPictureFillFormat().getPicture().getImage().getHeight());
 			break;
 	}
 } finally {
  if (pres != null) pres.dispose();
 }
```

--------------------------------

### getTileAlignment() / setTileAlignment(byte value)

Source: https://reference.aspose.com/slides/java/com.aspose.slides/ipicturefillformat

Gets or sets the alignment of the texture within the shape, controlling the starting point and repetition pattern.

```APIDOC
## byte getTileAlignment()
## void setTileAlignment(byte value)

### Description
Controls how the texture is aligned within the shape, determining the starting point and repetition pattern. The default value is RectangleAlignment.TopLeft.

### Parameters
- **value** (byte) - The alignment value to set (RectangleAlignment).

### Returns
- (byte) The current alignment value.
```

--------------------------------

### Add Slide Transitions in Java

Source: https://reference.aspose.com/slides/java/com.aspose.slides/presentation

Demonstrates how to apply different transition types to slides.

```java
// Instantiate Presentation class to load the source presentation file
 Presentation pres = new Presentation("AccessSlides.pptx");
 try
 {
     // Apply circle type transition on slide 1
     pres.getSlides().get_Item(0).getSlideShowTransition().setType(TransitionType.Circle);
     // Apply comb type transition on slide 2
     pres.getSlides().get_Item(1).getSlideShowTransition().setType(TransitionType.Comb);
     // Write the presentation to disk
     pres.save("SampleTransition_out.pptx", SaveFormat.Pptx);
 }
 finally
 {
     if (pres != null) pres.dispose();
 }
```

--------------------------------

### getTextSelectionStart() / setTextSelectionStart(int value)

Source: https://reference.aspose.com/slides/java/com.aspose.slides/imoderncomment

Gets or sets the starting position of text selection in the text frame if the comment is associated with an AutoShape.

```APIDOC
## int getTextSelectionStart()

### Description
Returns the starting position of text selection in the text frame.

## void setTextSelectionStart(int value)

### Description
Sets the starting position of text selection in the text frame.

### Parameters
- **value** (int) - The starting position index.
```

--------------------------------

### Initialize New Presentation

Source: https://reference.aspose.com/slides/java/com.aspose.slides/presentation

Constructors for creating a new presentation from scratch, which initializes with one empty slide.

```java
public Presentation()
```

```java
public Presentation(LoadOptions loadOptions)
```

--------------------------------

### Get Recover Workbook From Chart Cache

Source: https://reference.aspose.com/slides/java/com.aspose.slides/ispreadsheetoptions

Checks if the workbook should be recovered from the chart cache when the external data source is missing. Includes an example of configuring load options to enable this recovery.

```java
public abstract boolean getRecoverWorkbookFromChartCache()
```

```java
Example:
  
  SpreadsheetOptions spreadOptions = new SpreadsheetOptions();
  spreadOptions.setRecoverWorkbookFromChartCache(true);

  LoadOptions loadOptions = new LoadOptions();
  loadOptions.setSpreadsheetOptions(spreadOptions);

  Presentation pres = new Presentation("Presentation.pptx", loadOptions);
  try {
     IChart chart = (IChart)pres.getSlides().get_Item(0).getShapes().get_Item(0);
     IChartDataWorkbook recoveredWorkbook = chart.getChartData().getChartDataWorkbook();
  } finally {
     if (pres != null) pres.dispose();
  }
```

--------------------------------

### Html5Options()

Source: https://reference.aspose.com/slides/java/com.aspose.slides/html5options

Default constructor for creating an instance of Html5Options.

```APIDOC
## Html5Options()

### Description
Initializes a new instance of the Html5Options class.
```

--------------------------------

### Retrieve and Modify Drawing Guides for a Master Slide

Source: https://reference.aspose.com/slides/java/com.aspose.slides/imasterslide

Access the drawing guides collection of a master slide and add a new vertical guide relative to the slide dimensions.

```java
Presentation pres = new Presentation();
 try {
     Dimension2D slideSize = pres.getSlideSize().getSize();

     IDrawingGuidesCollection guides = pres.getMasters().get_Item(0).getDrawingGuides();
     // Adding the new vertical drawing guide to the right of the slide center
     guides.add(Orientation.Vertical, (float) slideSize.getWidth() / 2 + 20f);

     pres.save("MasterSlideDrawingGuides_out.pptx", SaveFormat.Pptx);
 } finally {
     if (pres != null) pres.dispose();
 }
```

--------------------------------

### License()

Source: https://reference.aspose.com/slides/java/com.aspose.slides/license

Initializes a new instance of the License class.

```APIDOC
## License()

### Description
Initializes a new instance of the License class.

### Signature
`public License()`
```

--------------------------------

### Configure Text Columns in TextFrameFormat

Source: https://reference.aspose.com/slides/java/com.aspose.slides/textframeformat

Example showing how to define the number of columns and spacing within a text frame.

```java
Presentation pres = new Presentation();
 try {
     IAutoShape shape1 = pres.getSlides().get_Item(0).getShapes().addAutoShape(ShapeType.Rectangle, 100, 100, 300, 300);
     TextFrameFormat format = (TextFrameFormat)shape1.getTextFrame().getTextFrameFormat();
     format.setColumnCount(2);
     format.setColumnSpacing(20);
     shape1.getTextFrame().setText("All these columns are forced to stay within a single text container -- " +
     "you can add or delete text - and the new or remaining text automatically adjusts " +
     "itself to stay within the container. You cannot have text spill over from one container " +
     "to other, though -- because PowerPoint's column options for text are limited!");
     pres.save("Columns_output.pptx", SaveFormat.Pptx);
 } finally {
     if (pres != null) pres.dispose();
 }
```

--------------------------------

### Initialize OpenAIWebClient

Source: https://reference.aspose.com/slides/java/com.aspose.slides/openaiwebclient

Creates an instance of the OpenAI web client using a specific model and API key.

```java
public OpenAIWebClient(String model, String apiKey, String organizationId)
```

```csharp
using (OpenAIWebClient aiClient = new OpenAIWebClient("gpt-4o-mini", apiKey, null))
 {
     SlidesAIAgent aiAgent = new SlidesAIAgent(aiClient);
     using (Presentation presentation = new Presentation("Presentation.pptx"))
     {
         await aiAgent.TranslateAsync(presentation, "spanish");
         presentation.Save("translated.pptx", SaveFormat.Pptx);
     }
 }
```

--------------------------------

### Set Trim Start Time

Source: https://reference.aspose.com/slides/java/com.aspose.slides/videoframe

Sets the start trim time in milliseconds.

```java
public final void setTrimFromStart(float value)
```

--------------------------------

### getStartPosAlpha()

Source: https://reference.aspose.com/slides/java/com.aspose.slides/reflection

Retrieves the start position of the start alpha value along the alpha gradient ramp.

```APIDOC
### float getStartPosAlpha()

#### Description
Specifies the start position (along the alpha gradient ramp) of the start alpha value (percents).

#### Returns
- **float** - The start position value.
```

--------------------------------

### AutoShape Usage Examples

Source: https://reference.aspose.com/slides/java/com.aspose.slides/autoshape

Demonstrates adding watermark text, creating a text box, and configuring text columns within an AutoShape.

```java
Presentation pres = new Presentation();
 try {
     ISlide slide = pres.getSlides().get_Item(0);
     IAutoShape watermarkShape = slide.getShapes().addAutoShape(ShapeType.Triangle, 0, 0, 150, 50);
     ITextFrame watermarkTextFrame = watermarkShape.addTextFrame("Watermark");
 } finally {
     if (pres != null) pres.dispose();
 }
 
 // Instantiates Presentation
 Presentation pres = new Presentation();
 try {
     // Gets the first slide in the presentation
     ISlide sld = pres.getSlides().get_Item(0);
     // Adds an AutoShape with type set as Rectangle
     IAutoShape ashp = sld.getShapes().addAutoShape(ShapeType.Rectangle, 150, 75, 150, 50);
     // Adds TextFrame to the Rectangle
     ashp.addTextFrame(" ");
     // Accesses the text frame
     ITextFrame txtFrame = ashp.getTextFrame();
     // Creates the Paragraph object for text frame
     IParagraph para = txtFrame.getParagraphs().get_Item(0);
     // Creates a Portion object for the paragraph
     IPortion portion = para.getPortions().get_Item(0);
     // Sets the text
     portion.setText("Aspose TextBox");
     // Saves the presentation to disk
     pres.save("TextBox_out.pptx", SaveFormat.Pptx);
 } finally {
     if (pres != null) pres.dispose();
 }
 
 Presentation pres = new Presentation();
 try {
     // Gets the first slide in the presentation
     ISlide slide = pres.getSlides().get_Item(0);
     // Add an AutoShape with type set as Rectangle
     IAutoShape aShape = slide.getShapes().addAutoShape(ShapeType.Rectangle, 100, 100, 300, 300);
     // Add TextFrame to the Rectangle
     aShape.addTextFrame("All these columns are limited to be within a single text container -- " +
     "you can add or delete text and the new or remaining text automatically adjusts " +
     "itself to flow within the container. You cannot have text flow from one container " +
     "to other though -- we told you PowerPoint's column options for text are limited!");
     // Gets the text format of TextFrame
     ITextFrameFormat format = aShape.getTextFrame().getTextFrameFormat();
     // Specifies the number of columns in TextFrame
     format.setColumnCount(3);
     // Specifies the spacing between columns
     format.setColumnSpacing(10);
     // Saves the presentation
     pres.save("ColumnCount.pptx", SaveFormat.Pptx);
 } finally {
     if (pres != null) pres.dispose();
 }
```

--------------------------------

### Using ReadStreamAndRelease

Source: https://reference.aspose.com/slides/java/com.aspose.slides/loadingstreambehavior

Example demonstrating how to use ReadStreamAndRelease to ensure the stream is read and released by the presentation object.

```java
Presentation pres = new Presentation();
 try {
   FileInputStream fileStream = new FileInputStream(new File("video.avi"));
   pres.getVideos().addVideo(fileStream, LoadingStreamBehavior.ReadStreamAndRelease);
   fileStream.close(); // the stream can be closed, it's no longer needed for the "pres" object.
 } finally {
   if (pres != null) pres.dispose();
 }
```

--------------------------------

### Set Numbered Bullet Start Value

Source: https://reference.aspose.com/slides/java/com.aspose.slides/ibulletformat

Defines the starting number for a group of numbered bullets.

```java
public abstract void setNumberedBulletStartWith(short value)
```

--------------------------------

### Presentation()

Source: https://reference.aspose.com/slides/java/com.aspose.slides/presentation

Creates a new presentation from scratch with one empty slide.

```APIDOC
## Presentation()

### Description
Creates a new presentation from scratch. The created presentation contains one empty slide.
```

--------------------------------

### RenderingOptions()

Source: https://reference.aspose.com/slides/java/com.aspose.slides/renderingoptions

Initializes a new instance of the RenderingOptions class.

```APIDOC
## RenderingOptions()

### Description
Default constructor for the RenderingOptions class.
```

--------------------------------

### Add Drawing Guide

Source: https://reference.aspose.com/slides/java/com.aspose.slides/drawingguidescollection

Appends a new drawing guide to the end of the collection with specified orientation and position.

```java
public final IDrawingGuide add(byte orientation, float position)
```

--------------------------------

### SVGOptions()

Source: https://reference.aspose.com/slides/java/com.aspose.slides/svgoptions

Initializes a new instance of the SVGOptions class.

```APIDOC
## SVGOptions()

### Description
Initializes a new instance of the SVGOptions class.
```

--------------------------------

### Set Audio CD Start Track Time

Source: https://reference.aspose.com/slides/java/com.aspose.slides/audioframe

Configures the start track time for an audio CD.

```java
public final void setAudioCdStartTrackTime(int value)
```

--------------------------------

### Access and Modify Presentation Properties

Source: https://reference.aspose.com/slides/java/com.aspose.slides/documentproperties

Examples demonstrating how to retrieve existing built-in properties and how to update them before saving the presentation.

```java
// Instantiate the Presentation class that represents the presentation
 Presentation pres = new Presentation("AccessBuiltin Properties.pptx");
 try {
     // Create a reference to IDocumentProperties object associated with Presentation
     IDocumentProperties documentProperties = pres.getDocumentProperties();
     // Display the builtin properties
     System.out.println("Category : " + documentProperties.getCategory());
     System.out.println("Current Status : " + documentProperties.getContentStatus());
     System.out.println("Creation Date : " + documentProperties.getCreatedTime());
     System.out.println("Author : " + documentProperties.getAuthor());
     System.out.println("Description : " + documentProperties.getComments());
 } finally {
     if (pres != null) pres.dispose();
 }
```

```java
// Instantiate the Presentation class that represents the Presentation
 Presentation pres = new Presentation("ModifyBuiltinProperties.pptx");
 try {
     // Create a reference to IDocumentProperties object associated with Presentation
     IDocumentProperties documentProperties = pres.getDocumentProperties();
     // Set the builtin properties
     documentProperties.setAuthor("Aspose.Slides for Java");
     documentProperties.setTitle("Modifying Presentation Properties");
     documentProperties.setSubject("Aspose Subject");
     // Save your presentation to a file
     pres.save("DocumentProperties_out.pptx", SaveFormat.Pptx);
 } finally {
     if (pres != null) pres.dispose();
 }
```

--------------------------------

### Get and Set Explosion

Source: https://reference.aspose.com/slides/java/com.aspose.slides/chartdatapoint

Methods to get or set the explosion amount for pie chart data points.

```java
public final int getExplosion()
```

```java
public final void setExplosion(int value)
```

--------------------------------

### Initialize License Instance

Source: https://reference.aspose.com/slides/java/com.aspose.slides/license

Constructor for creating a new instance of the License class.

```java
public License()
```
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