Presentation
Inheritance: java.lang.Object
All Implemented Interfaces: com.aspose.slides.IPresentation, com.aspose.slides.IDOMObject
public final class Presentation implements IPresentation, IDOMObject
Represents a Microsoft PowerPoint presentation.
The following example shows how to create PowerPoint Presentation. // 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(); } The following example shows how to open and save Presentation. // 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(); }
Constructors
Constructor | Description |
---|---|
Presentation() | This constructor creates new presentation from scratch. |
Presentation(LoadOptions loadOptions) | This constructor creates new presentation from scratch. |
Presentation(InputStream stream) | This constructor is the primary mechanism for reading an existing Presentation. |
Presentation(InputStream stream, LoadOptions loadOptions) | This constructor is the primary mechanism for reading an existing Presentation. |
Presentation(String file) | This constructor gets a source file path from which the contents of the Presentation are read. |
Presentation(String file, LoadOptions loadOptions) | This constructor gets a source file path from which the contents of the Presentation are read. |
Methods
Method | Description |
---|---|
getCurrentDateTime() | Returns or sets date and time which will substitute content of datetime fields. |
setCurrentDateTime(Date value) | Returns or sets date and time which will substitute content of datetime fields. |
getParent_Immediate() | |
getHeaderFooterManager() | Returns actual HeaderFooter manager. |
getProtectionManager() | Gets manager of the permissions for this presentation. |
getSlides() | Returns a list of all slides that are defined in the presentation. |
getSections() | Returns a list of all slides sections that are defined in the presentation. |
getSlideSize() | Returns slide size object. |
getNotesSize() | Returns notes slide size object. |
getLayoutSlides() | Returns a list of all layout slides that are defined in the presentation. |
getMasters() | Returns a list of all master slides that are defined in the presentation. |
getMasterNotesSlideManager() | Returns notes master manager. |
getMasterHandoutSlideManager() | Returns handout master manager. |
getFontsManager() | Returns fonts manager. |
getDefaultTextStyle() | Returns default text style for shapes. |
getCommentAuthors() | Returns the collection of comments autors. |
getDocumentProperties() | Returns DocumentProperties object which contains standard and custom document properties. |
getImages() | Returns the collection of all images in the presentation. |
getAudios() | Returns the collection of all embedded audio files in the presentation. |
getVideos() | Returns the collection of all embedded video files in the presentation. |
getSlideShowSettings() | Returns the slide show settings for the presentation. |
getDigitalSignatures() | Returns the collection of signatures used to sign the presentation. |
getCustomData() | Returns the presentation’s custom data. |
getAllCustomXmlParts() | Returns all custom data parts in the presentaion. |
getVbaProject() | Gets or sets VBA project with presentation macros. |
setVbaProject(IVbaProject value) | Gets or sets VBA project with presentation macros. |
getHyperlinkQueries() | Provides easy access to all hyperlinks contained in all presentation slides (not in master, layout, notes slides). |
getViewProperties() | Gets presentation wide view properties. |
getFirstSlideNumber() | Represents the first slide number in the presentation |
setFirstSlideNumber(int value) | Represents the first slide number in the presentation |
getSlideById(long id) | Returns a Slide, MasterSlide or LayoutSlide by Id. |
getSourceFormat() | Returns information about from which format presentation was loaded. |
getMasterTheme() | Returns master theme. |
save(String fname, int format) | Saves all slides of a presentation to a file with the specified format. |
save(OutputStream stream, int format) | Saves all slides of a presentation to a stream in the specified format. |
save(String fname, int format, ISaveOptions options) | Saves all slides of a presentation to a file with the specified format and with additional options. |
save(OutputStream stream, int format, ISaveOptions options) | Saves all slides of a presentation to a stream in the specified format and with additional options. |
save(IXamlOptions options) | Saves all slides of a presentation to a set of files representing XAML markup. |
getThumbnails(INotesCommentsLayoutingOptions notesCommentsLayouting) | Returns a Thumbnail android.graphics.Bitmap objects for all slides of a presentation. |
getThumbnails(INotesCommentsLayoutingOptions notesCommentsLayouting, int[] slides) | Returns a Thumbnail android.graphics.Bitmap objects for specified slides of a presentation. |
getThumbnails(INotesCommentsLayoutingOptions notesCommentsLayouting, float scaleX, float scaleY) | Returns a Thumbnail android.graphics.Bitmap objects for all slides of a presentation with custom scaling. |
getThumbnails(INotesCommentsLayoutingOptions notesCommentsLayouting, int[] slides, float scaleX, float scaleY) | Returns a Thumbnail android.graphics.Bitmap objects for specified slides of a presentation with custom scaling. |
getThumbnails(INotesCommentsLayoutingOptions notesCommentsLayouting, Size imageSize) | Returns a Thumbnail android.graphics.Bitmap objects for all slides of a presentation with specified size. |
getThumbnails(INotesCommentsLayoutingOptions notesCommentsLayouting, int[] slides, Size imageSize) | Returns a Thumbnail android.graphics.Bitmap objects for specified slides of a presentation with specified size. |
getThumbnails(IRenderingOptions options) | Returns a Thumbnail android.graphics.Bitmap objects for all slides of a presentation. |
getThumbnails(IRenderingOptions options, int[] slides) | Returns a Thumbnail android.graphics.Bitmap objects for specified slides of a presentation. |
getThumbnails(IRenderingOptions options, float scaleX, float scaleY) | Returns a Thumbnail android.graphics.Bitmap objects for all slides of a presentation with custom scaling. |
getThumbnails(IRenderingOptions options, int[] slides, float scaleX, float scaleY) | Returns a Thumbnail android.graphics.Bitmap objects for specified slides of a presentation with custom scaling. |
getThumbnails(IRenderingOptions options, Size imageSize) | Returns a Thumbnail android.graphics.Bitmap objects for all slides of a presentation with specified size. |
getThumbnails(IRenderingOptions options, int[] slides, Size imageSize) | Returns a Thumbnail android.graphics.Bitmap objects for specified slides of a presentation with specified size. |
save(String fname, int[] slides, int format) | Saves specified slides of a presentation to a file with the specified format with page number keeping. |
save(String fname, int[] slides, int format, ISaveOptions options) | Saves specified slides of a presentation to a file with the specified format with page number keeping. |
save(OutputStream stream, int[] slides, int format) | Saves specified slides of a presentation to a stream in the specified format with page number keeping. |
save(OutputStream stream, int[] slides, int format, ISaveOptions options) | Saves specified slides of a presentation to a stream in the specified format with page number keeping. |
joinPortionsWithSameFormatting() | Joins runs with same formatting in all paragraphs in all acceptable shapes in all slides. |
dispose() | Releases all resources used by this Presentation object. |
getPresentation() | Returns the parent presentation of a text. |
Presentation()
public Presentation()
This constructor creates new presentation from scratch. Created presentation has one empty slide.
Presentation(LoadOptions loadOptions)
public Presentation(LoadOptions loadOptions)
This constructor creates new presentation from scratch. Created presentation has one empty slide.
Parameters:
Parameter | Type | Description |
---|---|---|
loadOptions | LoadOptions | Additional load options. |
Presentation(InputStream stream)
public Presentation(InputStream stream)
This constructor is the primary mechanism for reading an existing Presentation.
FileInputStream fis = new FileInputStream("demo.pptx"); Presentation pres = new Presentation(fis); fis.close();
Parameters:
Parameter | Type | Description |
---|---|---|
stream | java.io.InputStream | Input stream. |
Presentation(InputStream stream, LoadOptions loadOptions)
public Presentation(InputStream stream, LoadOptions loadOptions)
This constructor is the primary mechanism for reading an existing Presentation.
Parameters:
Parameter | Type | Description |
---|---|---|
stream | java.io.InputStream | Input stream. |
loadOptions | LoadOptions | Additional load options. |
Presentation(String file)
public Presentation(String file)
This constructor gets a source file path from which the contents of the Presentation are read.
Presentation pres = new Presentation("demo.pptx");
Parameters:
Parameter | Type | Description |
---|---|---|
file | java.lang.String | Input file. |
Presentation(String file, LoadOptions loadOptions)
public Presentation(String file, LoadOptions loadOptions)
This constructor gets a source file path from which the contents of the Presentation are read.
Parameters:
Parameter | Type | Description |
---|---|---|
file | java.lang.String | Input file. |
loadOptions | LoadOptions | Additional load options. |
getCurrentDateTime()
public final Date getCurrentDateTime()
Returns or sets date and time which will substitute content of datetime fields. Time of this Presentation object creation by default. Read/write java.util.Date.
Returns: java.util.Date
setCurrentDateTime(Date value)
public final void setCurrentDateTime(Date value)
Returns or sets date and time which will substitute content of datetime fields. Time of this Presentation object creation by default. Read/write java.util.Date.
Parameters:
Parameter | Type | Description |
---|---|---|
value | java.util.Date |
getParent_Immediate()
public final IDOMObject getParent_Immediate()
Returns Parent_Immediate object. Read-only IDOMObject.
Returns: com.aspose.slides.IDOMObject
getHeaderFooterManager()
public final IPresentationHeaderFooterManager getHeaderFooterManager()
Returns actual HeaderFooter manager. Read-only IPresentationHeaderFooterManager.
The following example shows how to set footer visibility inside Slide of PowerPoint Presentation. 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(); }
Returns: IPresentationHeaderFooterManager
getProtectionManager()
public final IProtectionManager getProtectionManager()
Gets manager of the permissions for this presentation. Read-only IProtectionManager.
Returns: IProtectionManager
getSlides()
public final ISlideCollection getSlides()
Returns a list of all slides that are defined in the presentation. Read-only ISlideCollection.
The following example shows how to set slides' background color of PowerPoint Presentation. // Instantiate the Presentation class that represents the presentation file Presentation pres = new Presentation(); try { // Set the background color of the first ISlide to Blue pres.getSlides().get_Item(0).getBackground().setType(BackgroundType.OwnBackground); pres.getSlides().get_Item(0).getBackground().getFillFormat().setFillType(FillType.Solid); pres.getSlides().get_Item(0).getBackground().getFillFormat().getSolidFillColor().setColor(Color.BLUE); pres.save("ContentBG_out.pptx", SaveFormat.Pptx); } finally { if (pres != null) pres.dispose(); } The following example shows how to set slides' background image of PowerPoint Presentation. // Instantiate the Presentation class that represents the presentation file Presentation pres = new Presentation("SetImageAsBackground.pptx"); try { // Set the background with Image pres.getSlides().get_Item(0).getBackground().setType(BackgroundType.OwnBackground); pres.getSlides().get_Item(0).getBackground().getFillFormat().setFillType(FillType.Picture); pres.getSlides().get_Item(0).getBackground().getFillFormat().getPictureFillFormat().setPictureFillMode(PictureFillMode.Stretch); // Set the picture FileInputStream fos = null; try { fos = new FileInputStream("Tulips.jpg"); // Add image to presentation's images collection IPPImage imgx = pres.getImages().addImage(fos); pres.getSlides().get_Item(0).getBackground().getFillFormat().getPictureFillFormat().getPicture().setImage(imgx); } finally { if (fos != null) fos.close(); } // Write the presentation to disk pres.save("ContentBG_Img_out.pptx", SaveFormat.Pptx); } catch (IOException e) { } finally { if (pres != null) pres.dispose(); } The following example shows how to add slide transition Presentation. // 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(); } The following example shows how to add advanced slide Transition. // Instantiate Presentation class that represents a presentation file Presentation pres = new Presentation("BetterSlideTransitions.pptx"); try { // Apply circle type transition on slide 1 pres.getSlides().get_Item(0).getSlideShowTransition().setType(TransitionType.Circle); // Set the transition time of 3 seconds pres.getSlides().get_Item(0).getSlideShowTransition().setAdvanceOnClick(true); pres.getSlides().get_Item(0).getSlideShowTransition().setAdvanceAfterTime(3000); // Apply comb type transition on slide 2 pres.getSlides().get_Item(1).getSlideShowTransition().setType(TransitionType.Comb); // Set the transition time of 5 seconds pres.getSlides().get_Item(1).getSlideShowTransition().setAdvanceOnClick(true); pres.getSlides().get_Item(1).getSlideShowTransition().setAdvanceAfterTime(5000); // Apply zoom type transition on slide 3 pres.getSlides().get_Item(2).getSlideShowTransition().setType(TransitionType.Zoom); // Set the transition time of 7 seconds pres.getSlides().get_Item(2).getSlideShowTransition().setAdvanceOnClick(true); pres.getSlides().get_Item(2).getSlideShowTransition().setAdvanceAfterTime(7000); // Write the presentation to disk pres.save("SampleTransition_out.pptx", SaveFormat.Pptx); } finally { if (pres != null) pres.dispose(); }
Returns: ISlideCollection
getSections()
public final ISectionCollection getSections()
Returns a list of all slides sections that are defined in the presentation. Read-only ISectionCollection.
The following examples shows how to create Sections in a PowerPoint Presentation. Presentation pres = new Presentation(); try { ISlide defaultSlide = pres.getSlides().get_Item(0); ISlide newSlide1 = pres.getSlides().addEmptySlide(pres.getLayoutSlides().get_Item(0)); ISlide newSlide2 = pres.getSlides().addEmptySlide(pres.getLayoutSlides().get_Item(0)); ISlide newSlide3 = pres.getSlides().addEmptySlide(pres.getLayoutSlides().get_Item(0)); ISlide newSlide4 = pres.getSlides().addEmptySlide(pres.getLayoutSlides().get_Item(0)); ISection section1 = pres.getSections().addSection("Section 1", newSlide1); // section1 will be ended at newSlide2 and after it section2 will start ISection section2 = pres.getSections().addSection("Section 2", newSlide3); pres.save("pres-sections.pptx", SaveFormat.Pptx); pres.getSections().reorderSectionWithSlides(section2, 0); pres.save("pres-sections-moved.pptx", SaveFormat.Pptx); pres.getSections().removeSectionWithSlides(section2); pres.getSections().appendEmptySection("Last empty section"); pres.save("pres-section-with-empty.pptx",SaveFormat.Pptx); } finally { if (pres != null) pres.dispose(); } The following examples shows how to changing the names of Sections. Presentation pres = new Presentation("pres.pptx"); try { ISection section = pres.getSections().get_Item(0); section.setName("My section"); } finally { if (pres != null) pres.dispose(); }
Returns: ISectionCollection
getSlideSize()
public final ISlideSize getSlideSize()
Returns slide size object. Read-only ISlideSize.
The following example shows how to change the slide size in a PowerPoint Presentation. Presentation pres = new Presentation("pres-4x3-aspect-ratio.pptx"); try { pres.getSlideSize().setSize(SlideSizeType.OnScreen16x9, SlideSizeScaleType.DoNotScale); pres.save("pres-4x3-aspect-ratio.pptx", SaveFormat.Pptx); } finally { if (pres != null) pres.dispose(); } The following example shows how to set slide size with respect to content scaling for a PowerPoint Presentation. // Instantiate a Presentation object that represents a presentation file Presentation presentation = new Presentation("AccessSlides.pptx"); try { Presentation auxPresentation = new Presentation(); try { ISlide slide = presentation.getSlides().get_Item(0); // Set the slide size of generated presentations to that of source presentation.getSlideSize().setSize(540, 720, SlideSizeScaleType.EnsureFit); // Method SetSize is used for set slide size with scale content to ensure fit presentation.getSlideSize().setSize(SlideSizeType.A4Paper, SlideSizeScaleType.Maximize); // Method SetSize is used for set slide size with maximize size of content // Save Presentation to disk auxPresentation.save("Set_Size&Type_out.pptx", SaveFormat.Pptx); } finally { if (auxPresentation != null) auxPresentation.dispose(); } } finally { if (presentation != null) presentation.dispose(); } The following example shows how to specifying custom slide sizes in a PowerPoint Presentation. Presentation pres = new Presentation("pres.pptx"); try { pres.getSlideSize().setSize(780, 540, SlideSizeScaleType.DoNotScale); // A4 paper size pres.save("pres-a4-slide-size.pptx", SaveFormat.Pptx); } finally { if (pres != null) pres.dispose(); }
Returns: ISlideSize
getNotesSize()
public final INotesSize getNotesSize()
Returns notes slide size object. Read-only INotesSize.
Returns: INotesSize
getLayoutSlides()
public final IGlobalLayoutSlideCollection getLayoutSlides()
Returns a list of all layout slides that are defined in the presentation. Read-only IGlobalLayoutSlideCollection.
You can access to alternative API for adding/inserting/removing/cloning layout slides by using IMasterSlide.LayoutSlides property.
Returns: IGlobalLayoutSlideCollection
getMasters()
public final IMasterSlideCollection getMasters()
Returns a list of all master slides that are defined in the presentation. Read-only IMasterSlideCollection.
The following examples shows how to adding Images to Master Slides of PowerPoint Presentation. Presentation pres = new Presentation(); try { ISlide slide = pres.getSlides().get_Item(0); IMasterSlide masterSlide = slide.getLayoutSlide().getMasterSlide(); FileInputStream fos = null; try { fos = new FileInputStream("image.png"); IPPImage image = pres.getImages().addImage(fos); masterSlide.getShapes().addPictureFrame(ShapeType.Rectangle, 10, 10, 100, 100, image); } finally { if (fos != null) fos.close(); } pres.save("pres.pptx", SaveFormat.Pptx); } catch(IOException e) { } finally { if (pres != null) pres.dispose(); } The following examples shows how to change the background color of the master slide of PowerPoint Presentation. // Instantiate the Presentation class that represents the presentation file Presentation pres = new Presentation(); try { // Set the background color of the Master ISlide to Forest Green pres.getMasters().get_Item(0).getBackground().setType(BackgroundType.OwnBackground); pres.getMasters().get_Item(0).getBackground().getFillFormat().setFillType(FillType.Solid); pres.getMasters().get_Item(0).getBackground().getFillFormat().getSolidFillColor().setColor(Color.GREEN); // Write the presentation to disk pres.save("SetSlideBackgroundMaster_out.pptx", SaveFormat.Pptx); } finally { if (pres != null) pres.dispose(); } The following examples shows how to add slide layout to PowerPoint Presentation. // Instantiate Presentation class that represents the presentation file Presentation presentation = new Presentation("AccessSlides.pptx"); try { // Try to search by layout slide type IMasterLayoutSlideCollection layoutSlides = presentation.getMasters().get_Item(0).getLayoutSlides(); ILayoutSlide layoutSlide = null; if (layoutSlides.getByType(SlideLayoutType.TitleAndObject) != null) layoutSlide = layoutSlides.getByType(SlideLayoutType.TitleAndObject); else layoutSlide = layoutSlides.getByType(SlideLayoutType.Title); if (layoutSlide == null) { // The situation when a presentation doesn't contain some type of layouts. // presentation File only contains Blank and Custom layout types. // But layout slides with Custom types has different slide names, // like "Title", "Title and Content", etc. And it is possible to use these // names for layout slide selection. // Also it is possible to use the set of placeholder shape types. For example, // Title slide should have only Title pleceholder type, etc. for (ILayoutSlide titleAndObjectLayoutSlide : (Iterable) layoutSlides) { if ("Title and Object".equals(titleAndObjectLayoutSlide.getName())) { layoutSlide = titleAndObjectLayoutSlide; break; } } if (layoutSlide == null) { for (ILayoutSlide titleLayoutSlide : (Iterable) layoutSlides) { if ("Title".equals(titleLayoutSlide.getName())) { layoutSlide = titleLayoutSlide; break; } } if (layoutSlide == null) { layoutSlide = layoutSlides.getByType(SlideLayoutType.Blank); if (layoutSlide == null) { layoutSlide = layoutSlides.add(SlideLayoutType.TitleAndObject, "Title and Object"); } } } } // Adding empty slide with added layout slide presentation.getSlides().insertEmptySlide(0, layoutSlide); // Save presentation presentation.save("AddLayoutSlides_out.pptx", SaveFormat.Pptx); } finally { if (presentation != null) presentation.dispose(); }
Returns: IMasterSlideCollection
getMasterNotesSlideManager()
public final IMasterNotesSlideManager getMasterNotesSlideManager()
Returns notes master manager. Read-only IMasterNotesSlideManager.
Returns: IMasterNotesSlideManager
getMasterHandoutSlideManager()
public final IMasterHandoutSlideManager getMasterHandoutSlideManager()
Returns handout master manager. Read-only IMasterHandoutSlideManager.
Returns: IMasterHandoutSlideManager
getFontsManager()
public final IFontsManager getFontsManager()
Returns fonts manager. Read-only IFontsManager.
The following example shows how to add embedded fonts to PowerPoint Presentation. // Load presentation Presentation pres = new Presentation("Fonts.pptx"); try { // Load source font to be replaced IFontData sourceFont = new FontData("Arial"); IFontData[] allFonts = pres.getFontsManager().getFonts(); for (IFontData font : allFonts) { boolean fontAlreadyEmbedded = false; IFontData[] embeddedFonts = pres.getFontsManager().getEmbeddedFonts(); for (int i = 0; i < embeddedFonts.length; i++) { if (embeddedFonts[i].equals(font)) { fontAlreadyEmbedded = true; break; } } if (!fontAlreadyEmbedded) { pres.getFontsManager().addEmbeddedFont(font, EmbedFontCharacters.All); } } // Save the presentation pres.save("AddEmbeddedFont_out.pptx", SaveFormat.Pptx); } finally { if (pres != null) pres.dispose(); }
Returns: IFontsManager
getDefaultTextStyle()
public final ITextStyle getDefaultTextStyle()
Returns default text style for shapes. Read-only ITextStyle.
Returns: ITextStyle
getCommentAuthors()
public final ICommentAuthorCollection getCommentAuthors()
Returns the collection of comments autors. Read-only ICommentAuthorCollection.
Returns: ICommentAuthorCollection
getDocumentProperties()
public final IDocumentProperties getDocumentProperties()
Returns DocumentProperties object which contains standard and custom document properties. Read-only IDocumentProperties.
Returns: IDocumentProperties
getImages()
public final IImageCollection getImages()
Returns the collection of all images in the presentation. Read-only IImageCollection.
The following examples shows how to add image as BLOB in PowerPoint Presentation. // create a new presentation which will contain this image Presentation pres = new Presentation(); try { // supposed we have the large image file we want to include into the presentation FileInputStream fip = new FileInputStream("large_image.jpg"); try { // let's add the image to the presentation - we choose KeepLocked behavior, because we not // have an intent to access the "largeImage.png" file. IPPImage img = pres.getImages().addImage(fip, LoadingStreamBehavior.KeepLocked); pres.getSlides().get_Item(0).getShapes().addPictureFrame(ShapeType.Rectangle, 0, 0, 300, 200, img); // save the presentation. Despite that the output presentation will be // large, the memory consumption will be low the whole lifetime of the pres object pres.save("presentationWithLargeImage.pptx", SaveFormat.Pptx); } finally { fip.close(); } } catch (java.io.IOException e) { } finally { pres.dispose(); } The following examples add a hyperlink to an image in a PowerPoint Presentation. Presentation pres = new Presentation(); try { FileInputStream fos = null; try { fos = new FileInputStream("image.png"); // Adds image to presentation IPPImage image = pres.getImages().addImage(fos); // Creates picture frame on slide 1 based on previously added image IPictureFrame pictureFrame = pres.getSlides().get_Item(0).getShapes().addPictureFrame(ShapeType.Rectangle, 10, 10, 100, 100, image); pictureFrame.setHyperlinkClick(new Hyperlink("https://www.aspose.com/")); pictureFrame.getHyperlinkClick().setTooltip("More than 70% Fortune 100 companies trust Aspose APIs"); } finally { if (fos != null) fos.close(); } pres.save("pres-out.pptx", SaveFormat.Pptx); } catch (IOException e){ } finally { if (pres != null) pres.dispose(); }
Returns: IImageCollection
getAudios()
public final IAudioCollection getAudios()
Returns the collection of all embedded audio files in the presentation. Read-only IAudioCollection.
The following examples shows how to add a hyperlink to an audio file. Presentation pres = new Presentation(); try { FileInputStream fos = null; try { fos = new FileInputStream("audio.mp3"); IAudio audio = pres.getAudios().addAudio(fos); IAudioFrame audioFrame = pres.getSlides().get_Item(0).getShapes().addAudioFrameEmbedded(10, 10, 100, 100, audio); audioFrame.setHyperlinkClick(new Hyperlink("https://www.aspose.com/")); audioFrame.getHyperlinkClick().setTooltip("More than 70% Fortune 100 companies trust Aspose APIs"); } finally { if (fos != null) fos.close(); } pres.save("pres-out.pptx", SaveFormat.Pptx); } catch (IOException e) {} finally { if (pres != null) pres.dispose(); }
Returns: IAudioCollection
getVideos()
public final IVideoCollection getVideos()
Returns the collection of all embedded video files in the presentation. Read-only IVideoCollection.
The following examples shows how to create embedded Video Frame in a PowerPoint Presentation. // Instantiate Presentation class that represents the PPTX Presentation pres = new Presentation(); try { // Get the first slide ISlide sld = pres.getSlides().get_Item(0); // Embedd vide inside presentation IVideo vid = pres.getVideos().addVideo(new FileInputStream("Wildlife.mp4")); // Add Video Frame IVideoFrame vf = sld.getShapes().addVideoFrame(50, 150, 300, 350, vid); // Set video to Video Frame vf.setEmbeddedVideo(vid); // Set Play Mode and Volume of the Video vf.setPlayMode(VideoPlayModePreset.Auto); vf.setVolume(AudioVolumeMode.Loud); // Write the PPTX file to disk pres.save("VideoFrame_out.pptx", SaveFormat.Pptx); } catch(IOException e) { } finally { if (pres != null) pres.dispose(); } The following examples shows how to add a video passing path to the video file directly into AddVideoFrame method for PowerPoint Presentation. Presentation pres = new Presentation(); try { ISlide sld = pres.getSlides().get_Item(0); IVideoFrame vf = sld.getShapes().addVideoFrame(50, 150, 300, 150, "video1.avi"); } finally { if (pres != null) pres.dispose(); } The following examples shows how to add large file through BLOB to a Presentation. // Creates a new presentation to which the video will be added Presentation pres = new Presentation(); try { FileInputStream fileStream = new FileInputStream("veryLargeVideo.avi"); try { // Let's add the video to the presentation - we chose the KeepLocked behavior because we do //not intend to access the "veryLargeVideo.avi" file. IVideo video = pres.getVideos().addVideo(fileStream, LoadingStreamBehavior.KeepLocked); pres.getSlides().get_Item(0).getShapes().addVideoFrame(0, 0, 480, 270, video); // Saves the presentation. While a large presentation gets outputted, the memory consumption // stays low through the pres object's lifecycle pres.save("presentationWithLargeVideo.pptx", SaveFormat.Pptx); } finally { if (fileStream != null) fileStream.close(); } } catch(IOException e) { } finally { if (pres != null) pres.dispose(); } The following examples shows how to export large file through BLOB from PowerPoint Presentation. LoadOptions loadOptions = new LoadOptions(); // Locks the source file and does NOT load it into memory loadOptions.getBlobManagementOptions().setPresentationLockingBehavior(PresentationLockingBehavior.KeepLocked); // Creates a Presentation's instance, locks the "hugePresentationWithAudiosAndVideos.pptx" file. Presentation pres = new Presentation("Large Video File Test1.pptx", loadOptions); try { // Let's save each video to a file. To prevent high memory usage, we need a buffer that will be used // to transfer the data from the presentation's video stream to a stream for a newly created video file. byte[] buffer = new byte[81024]; // Iterates through the videos for (int index = 0; index < pres.getVideos().size(); index++) { IVideo video = pres.getVideos().get_Item(index); // Opens the presentation video stream. Please, note that we intentionally avoided accessing properties // like video.BinaryData - because this property returns a byte array containing a full video, which then // causes bytes to be loaded into memory. We use video.GetStream, which will return Stream - and does NOT // require us to load the whole video into the memory. InputStream presVideoStream = video.getStream(); try { FileOutputStream outputFileStream = new FileOutputStream("video{index}.avi"); try { int bytesRead; while ((bytesRead = presVideoStream.read(buffer, 0, buffer.length)) > 0) { outputFileStream.write(buffer, 0, bytesRead); } } finally { if (outputFileStream != null) outputFileStream.close(); } } finally { if (presVideoStream != null) presVideoStream.close(); } // Memory consumption will remain low regardless of the size of the video or presentation, } // If necessary, you can apply the same steps for audio files. } catch(IOException e) { } finally { if (pres != null) pres.dispose(); } The following examples shows how to add a hyperlink to a video in a PowerPoint Presentation. Presentation pres = new Presentation(); try { IVideo video = pres.getVideos().addVideo(Files.readAllBytes(Paths.get("video.avi"))); IVideoFrame videoFrame = pres.getSlides().get_Item(0).getShapes().addVideoFrame(10, 10, 100, 100, video); videoFrame.setHyperlinkClick(new Hyperlink("https://www.aspose.com/")); videoFrame.getHyperlinkClick().setTooltip("More than 70% Fortune 100 companies trust Aspose APIs"); pres.save("pres-out.pptx", SaveFormat.Pptx); } catch(IOException e) { } finally { if (pres != null) pres.dispose(); } The following examples shows how to create Video Frame with Video from Web Source in a PowerPoint Presentation. public static void run() { Presentation pres = new Presentation(); try { addVideoFromYouTube(pres, "Tj75Arhq5ho"); pres.save("AddVideoFrameFromWebSource_out.pptx", SaveFormat.Pptx); } catch(IOException e) { } finally { if (pres != null) pres.dispose(); } } private static void addVideoFromYouTube(Presentation pres, String videoId) throws IOException { //add videoFrame IVideoFrame videoFrame = pres.getSlides().get_Item(0).getShapes().addVideoFrame(10, 10, 427, 240, "https://www.youtube.com/embed/" + videoId); videoFrame.setPlayMode(VideoPlayModePreset.Auto); //load thumbnail String thumbnailUri = "http://img.youtube.com/vi/" + videoId + "/hqdefault.jpg"; URL url = new URL(thumbnailUri); URLConnection connection = url.openConnection(); connection.setConnectTimeout(5000); connection.setReadTimeout(10000); InputStream input = connection.getInputStream(); ByteArrayOutputStream output = new ByteArrayOutputStream(); try { byte[] buffer = new byte[8192]; for (int count; (count = input.read(buffer)) > 0; ) { output.write(buffer, 0, count); } videoFrame.getPictureFormat().getPicture().setImage(pres.getImages().addImage(output.toByteArray())); } finally { if (input != null) input.close(); if (output != null) output.close(); } } The following examples shows how to extract Video from slide of PowerPoint Presentation. // Instantiate a Presentation object that represents a presentation file Presentation presentation = new Presentation("Video.pptx"); try { for (ISlide slide : presentation.getSlides()) { for (IShape shape : presentation.getSlides().get_Item(0).getShapes()) { if (shape instanceof VideoFrame) { IVideoFrame vf = (IVideoFrame) shape; String type = vf.getEmbeddedVideo().getContentType(); int ss = type.lastIndexOf('/'); type = type.substring(ss + 1); byte[] buffer = vf.getEmbeddedVideo().getBinaryData(); FileOutputStream fop = new FileOutputStream("NewVideo_out." + type); try { fop.write(buffer); fop.flush(); fop.close(); } finally { if (presentation != null) presentation.dispose(); } } } } } catch(IOException e) { } finally { if (presentation != null) presentation.dispose(); }
Returns: IVideoCollection
getSlideShowSettings()
public final SlideShowSettings getSlideShowSettings()
Returns the slide show settings for the presentation.
Returns: SlideShowSettings
getDigitalSignatures()
public final IDigitalSignatureCollection getDigitalSignatures()
Returns the collection of signatures used to sign the presentation. Read-only IDigitalSignatureCollection.
Presentation pres = new Presentation("SomePresentationSigned.pptx"); try { if (pres.getDigitalSignatures().size() > 0) { boolean allSignaturesAreValid = true; System.out.println("Signatures used to sign the presentation: "); for (IDigitalSignature signature : pres.getDigitalSignatures()) { System.out.println(signature.getCertificate().hashCode() + ", " + 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(); }
Returns: IDigitalSignatureCollection
getCustomData()
public final ICustomData getCustomData()
Returns the presentation’s custom data. Read-only ICustomData.
Returns: ICustomData
getAllCustomXmlParts()
public final ICustomXmlPart[] getAllCustomXmlParts()
Returns all custom data parts in the presentaion. Read-only ICustomXmlPart[].
The following examples show how to clear all custom xml parts from PowerPoint Presentation. Presentation pres = new Presentation("PresentationWithCustomXml.pptx"); try { // Iterate all custom XML Parts for (ICustomXmlPart item : pres.getAllCustomXmlParts()) { item.remove(); } pres.save("out.pptx", SaveFormat.Pptx); } finally { if (pres != null) pres.dispose(); }
Returns: com.aspose.slides.ICustomXmlPart[]
getVbaProject()
public final IVbaProject getVbaProject()
Gets or sets VBA project with presentation macros. Read/write IVbaProject.
Returns: IVbaProject
setVbaProject(IVbaProject value)
public final void setVbaProject(IVbaProject value)
Gets or sets VBA project with presentation macros. Read/write IVbaProject.
Parameters:
Parameter | Type | Description |
---|---|---|
value | IVbaProject |
getHyperlinkQueries()
public final IHyperlinkQueries getHyperlinkQueries()
Provides easy access to all hyperlinks contained in all presentation slides (not in master, layout, notes slides). Read-only IHyperlinkQueries.
Returns: IHyperlinkQueries
getViewProperties()
public final IViewProperties getViewProperties()
Gets presentation wide view properties. Read-only IViewProperties.
Returns: IViewProperties
getFirstSlideNumber()
public final int getFirstSlideNumber()
Represents the first slide number in the presentation
Returns: int
setFirstSlideNumber(int value)
public final void setFirstSlideNumber(int value)
Represents the first slide number in the presentation
Parameters:
Parameter | Type | Description |
---|---|---|
value | int |
getSlideById(long id)
public final IBaseSlide getSlideById(long id)
Returns a Slide, MasterSlide or LayoutSlide by Id.
Parameters:
Parameter | Type | Description |
---|---|---|
id | long | Id of a slide. |
Returns: IBaseSlide - IBaseSlide object.
getSourceFormat()
public final int getSourceFormat()
Returns information about from which format presentation was loaded. Read-only SourceFormat.
Returns: int
getMasterTheme()
public final IMasterTheme getMasterTheme()
Returns master theme. Read-only IMasterTheme.
The following examples shows how to change a theme effect by altering parts of elements of PowerPoint Presentation. //Instantiate a presentation object that represents a presentation file Presentation pres = new Presentation("Subtle_Moderate_Intense.pptx"); try { pres.getMasterTheme().getFormatScheme().getLineStyles().get_Item(0).getFillFormat().getSolidFillColor().setColor(Color.RED); ((FillFormat)pres.getMasterTheme().getFormatScheme().getLineStyles().get_Item(2)).setFillType(FillType.Solid); ((FillFormat)pres.getMasterTheme().getFormatScheme().getLineStyles().get_Item(2)).getSolidFillColor().setColor(Color.GREEN); ((EffectStyle)pres.getMasterTheme().getFormatScheme().getLineStyles().get_Item(2)).getEffectFormat().getOuterShadowEffect().setDistance(10f); pres.save("Design_04_Subtle_Moderate_Intense-out.pptx", SaveFormat.Pptx); } finally { if (pres != null) pres.dispose(); }
Returns: IMasterTheme
save(String fname, int format)
public final void save(String fname, int format)
Saves all slides of a presentation to a file with the specified format.
Parameters:
Parameter | Type | Description |
---|---|---|
fname | java.lang.String | Path to the created file. |
format | int | Format of the exported data. |
save(OutputStream stream, int format)
public final void save(OutputStream stream, int format)
Saves all slides of a presentation to a stream in the specified format.
Parameters:
Parameter | Type | Description |
---|---|---|
stream | java.io.OutputStream | Output stream. |
format | int | Format of the exported data. |
save(String fname, int format, ISaveOptions options)
public final void save(String fname, int format, ISaveOptions options)
Saves all slides of a presentation to a file with the specified format and with additional options.
Parameters:
Parameter | Type | Description |
---|---|---|
fname | java.lang.String | Path to the created file. |
format | int | Format of the exported data. |
options | ISaveOptions | Additional format options. |
save(OutputStream stream, int format, ISaveOptions options)
public final void save(OutputStream stream, int format, ISaveOptions options)
Saves all slides of a presentation to a stream in the specified format and with additional options.
Parameters:
Parameter | Type | Description |
---|---|---|
stream | java.io.OutputStream | Output stream. |
format | int | Format of the exported data. |
options | ISaveOptions | Additional format options. |
save(IXamlOptions options)
public final void save(IXamlOptions options)
Saves all slides of a presentation to a set of files representing XAML markup.
Presentation pres = new Presentation("pres.pptx"); try { XamlOptions xamlOptions = new XamlOptions(); xamlOptions.setExportHiddenSlides(true); pres.save(xamlOptions); } finally { if (pres != null) pres.dispose(); }
Parameters:
Parameter | Type | Description |
---|---|---|
options | IXamlOptions | The XAML format options. |
getThumbnails(INotesCommentsLayoutingOptions notesCommentsLayouting)
public final Bitmap[] getThumbnails(INotesCommentsLayoutingOptions notesCommentsLayouting)
Returns a Thumbnail android.graphics.Bitmap objects for all slides of a presentation.
Parameters:
Parameter | Type | Description |
---|---|---|
notesCommentsLayouting | INotesCommentsLayoutingOptions | Options for notes and comments layouting. |
Returns: android.graphics.Bitmap[] - android.graphics.Bitmap objects.
getThumbnails(INotesCommentsLayoutingOptions notesCommentsLayouting, int[] slides)
public final Bitmap[] getThumbnails(INotesCommentsLayoutingOptions notesCommentsLayouting, int[] slides)
Returns a Thumbnail android.graphics.Bitmap objects for specified slides of a presentation.
Parameters:
Parameter | Type | Description |
---|---|---|
notesCommentsLayouting | INotesCommentsLayoutingOptions | Options for notes and comments layouting. |
slides | int[] | Array with slide positions, starting from 1. |
Returns: android.graphics.Bitmap[] - android.graphics.Bitmap objects.
getThumbnails(INotesCommentsLayoutingOptions notesCommentsLayouting, float scaleX, float scaleY)
public final Bitmap[] getThumbnails(INotesCommentsLayoutingOptions notesCommentsLayouting, float scaleX, float scaleY)
Returns a Thumbnail android.graphics.Bitmap objects for all slides of a presentation with custom scaling.
Parameters:
Parameter | Type | Description |
---|---|---|
notesCommentsLayouting | INotesCommentsLayoutingOptions | Options for notes and comments layouting. |
scaleX | float | The value by which to scale this Thumbnail in the x-axis direction. |
scaleY | float | The value by which to scale this Thumbnail in the y-axis direction. |
Returns: android.graphics.Bitmap[] - android.graphics.Bitmap objects.
getThumbnails(INotesCommentsLayoutingOptions notesCommentsLayouting, int[] slides, float scaleX, float scaleY)
public final Bitmap[] getThumbnails(INotesCommentsLayoutingOptions notesCommentsLayouting, int[] slides, float scaleX, float scaleY)
Returns a Thumbnail android.graphics.Bitmap objects for specified slides of a presentation with custom scaling.
Parameters:
Parameter | Type | Description |
---|---|---|
notesCommentsLayouting | INotesCommentsLayoutingOptions | Options for notes and comments layouting. |
slides | int[] | Array with slide positions, starting from 1. |
scaleX | float | The value by which to scale this Thumbnail in the x-axis direction. |
scaleY | float | The value by which to scale this Thumbnail in the y-axis direction. |
Returns: android.graphics.Bitmap[] - android.graphics.Bitmap objects.
getThumbnails(INotesCommentsLayoutingOptions notesCommentsLayouting, Size imageSize)
public final Bitmap[] getThumbnails(INotesCommentsLayoutingOptions notesCommentsLayouting, Size imageSize)
Returns a Thumbnail android.graphics.Bitmap objects for all slides of a presentation with specified size.
Parameters:
Parameter | Type | Description |
---|---|---|
notesCommentsLayouting | INotesCommentsLayoutingOptions | Options for notes and comments layouting. |
imageSize | Size | Size of the image to create. |
Returns: android.graphics.Bitmap[] - android.graphics.Bitmap objects.
getThumbnails(INotesCommentsLayoutingOptions notesCommentsLayouting, int[] slides, Size imageSize)
public final Bitmap[] getThumbnails(INotesCommentsLayoutingOptions notesCommentsLayouting, int[] slides, Size imageSize)
Returns a Thumbnail android.graphics.Bitmap objects for specified slides of a presentation with specified size.
Parameters:
Parameter | Type | Description |
---|---|---|
notesCommentsLayouting | INotesCommentsLayoutingOptions | Options for notes and comments layouting. |
slides | int[] | Array with slide positions, starting from 1. |
imageSize | Size | Size of the image to create. |
Returns: android.graphics.Bitmap[] - android.graphics.Bitmap objects.
getThumbnails(IRenderingOptions options)
public final Bitmap[] getThumbnails(IRenderingOptions options)
Returns a Thumbnail android.graphics.Bitmap objects for all slides of a presentation.
Parameters:
Parameter | Type | Description |
---|---|---|
options | IRenderingOptions | Tiff options. |
Returns: android.graphics.Bitmap[] - android.graphics.Bitmap objects.
getThumbnails(IRenderingOptions options, int[] slides)
public final Bitmap[] getThumbnails(IRenderingOptions options, int[] slides)
Returns a Thumbnail android.graphics.Bitmap objects for specified slides of a presentation.
Parameters:
Parameter | Type | Description |
---|---|---|
options | IRenderingOptions | Tiff options. |
slides | int[] | Array with slide positions, starting from 1. |
Returns: android.graphics.Bitmap[] - android.graphics.Bitmap objects.
getThumbnails(IRenderingOptions options, float scaleX, float scaleY)
public final Bitmap[] getThumbnails(IRenderingOptions options, float scaleX, float scaleY)
Returns a Thumbnail android.graphics.Bitmap objects for all slides of a presentation with custom scaling.
Parameters:
Parameter | Type | Description |
---|---|---|
options | IRenderingOptions | Tiff options. |
scaleX | float | The value by which to scale this Thumbnail in the x-axis direction. |
scaleY | float | The value by which to scale this Thumbnail in the y-axis direction. |
Returns: android.graphics.Bitmap[] - android.graphics.Bitmap objects.
getThumbnails(IRenderingOptions options, int[] slides, float scaleX, float scaleY)
public final Bitmap[] getThumbnails(IRenderingOptions options, int[] slides, float scaleX, float scaleY)
Returns a Thumbnail android.graphics.Bitmap objects for specified slides of a presentation with custom scaling.
Parameters:
Parameter | Type | Description |
---|---|---|
options | IRenderingOptions | Tiff options. |
slides | int[] | Array with slide positions, starting from 1. |
scaleX | float | The value by which to scale this Thumbnail in the x-axis direction. |
scaleY | float | The value by which to scale this Thumbnail in the y-axis direction. |
Returns: android.graphics.Bitmap[] - android.graphics.Bitmap objects.
getThumbnails(IRenderingOptions options, Size imageSize)
public final Bitmap[] getThumbnails(IRenderingOptions options, Size imageSize)
Returns a Thumbnail android.graphics.Bitmap objects for all slides of a presentation with specified size.
Parameters:
Parameter | Type | Description |
---|---|---|
options | IRenderingOptions | Tiff options. |
imageSize | Size | Size of the image to create. |
Returns: android.graphics.Bitmap[] - android.graphics.Bitmap objects.
getThumbnails(IRenderingOptions options, int[] slides, Size imageSize)
public final Bitmap[] getThumbnails(IRenderingOptions options, int[] slides, Size imageSize)
Returns a Thumbnail android.graphics.Bitmap objects for specified slides of a presentation with specified size.
Parameters:
Parameter | Type | Description |
---|---|---|
options | IRenderingOptions | Tiff options. |
slides | int[] | Array with slide positions, starting from 1. |
imageSize | Size | Size of the image to create. |
Returns: android.graphics.Bitmap[] - android.graphics.Bitmap objects.
save(String fname, int[] slides, int format)
public final void save(String fname, int[] slides, int format)
Saves specified slides of a presentation to a file with the specified format with page number keeping.
Parameters:
Parameter | Type | Description |
---|---|---|
fname | java.lang.String | Path to the created file. |
slides | int[] | Array with slide positions, starting from 1. |
format | int | Format of the exported data. |
save(String fname, int[] slides, int format, ISaveOptions options)
public final void save(String fname, int[] slides, int format, ISaveOptions options)
Saves specified slides of a presentation to a file with the specified format with page number keeping.
Parameters:
Parameter | Type | Description |
---|---|---|
fname | java.lang.String | Path to the created file. |
slides | int[] | Array with slide positions, starting from 1. |
format | int | Format of the exported data. |
options | ISaveOptions | Additional format options. |
save(OutputStream stream, int[] slides, int format)
public final void save(OutputStream stream, int[] slides, int format)
Saves specified slides of a presentation to a stream in the specified format with page number keeping.
Parameters:
Parameter | Type | Description |
---|---|---|
stream | java.io.OutputStream | Output stream. |
slides | int[] | Array with slide positions, starting from 1. |
format | int | Format of the exported data. |
save(OutputStream stream, int[] slides, int format, ISaveOptions options)
public final void save(OutputStream stream, int[] slides, int format, ISaveOptions options)
Saves specified slides of a presentation to a stream in the specified format with page number keeping.
The following example shows how to convert PowerPoint to PNG. Presentation pres = new Presentation("pres.pptx"); try { for (int index = 0; index < pres.getSlides().size(); index++) { ISlide slide = pres.getSlides().get_Item(index); FileOutputStream out = new FileOutputStream("slide_" + index + ".png"); slide.getThumbnail().compress(android.graphics.Bitmap.CompressFormat.PNG, 100, out); out.flush(); out.close(); } } catch(IOException e) { } finally { if (pres != null) pres.dispose(); } The following example shows how to convert PowerPoint to PNG with custom dimensions. Presentation pres = new Presentation("pres.pptx"); try { float scaleX = 2f; float scaleY = 2f; for (int index = 0; index < pres.getSlides().size(); index++) { ISlide slide = pres.getSlides().get_Item(index); FileOutputStream out = new FileOutputStream("slide_" + index + ".png"); slide.getThumbnail(scaleX, scaleY).compress(android.graphics.Bitmap.CompressFormat.PNG, 100, out); out.flush(); out.close(); } } catch(IOException e) { } finally { if (pres != null) pres.dispose(); } The following example shows how to convert PowerPoint to PNG with custom size. Presentation pres = new Presentation("pres.pptx"); try { com.aspose.slides.android.Size size = new com.aspose.slides.android.Size(960, 720); for (int index = 0; index < pres.getSlides().size(); index++) { ISlide slide = pres.getSlides().get_Item(index); FileOutputStream out = new FileOutputStream("slide_" + index + ".png"); slide.getThumbnail(size).compress(android.graphics.Bitmap.CompressFormat.PNG, 100, out); out.flush(); out.close(); } } catch(IOException e) { } finally { if (pres != null) pres.dispose(); }
Parameters:
Parameter | Type | Description |
---|---|---|
stream | java.io.OutputStream | Output stream. |
slides | int[] | Array with slide positions, starting from 1. |
format | int | Format of the exported data. |
options | ISaveOptions | Additional format options. |
joinPortionsWithSameFormatting()
public final void joinPortionsWithSameFormatting()
Joins runs with same formatting in all paragraphs in all acceptable shapes in all slides.
dispose()
public final void dispose()
Releases all resources used by this Presentation object.
getPresentation()
public final IPresentation getPresentation()
Returns the parent presentation of a text. Read-only IPresentation.
Returns: IPresentation