added support for TitleMaster object

git-svn-id: https://svn.apache.org/repos/asf/jakarta/poi/trunk@541622 13f79535-47bb-0310-9956-ffa450edef68

src/scratchpad/src/org/apache/poi/hslf/model/MasterSheet.java

@@ -16,6 +16,9 @@
 */
 package org.apache.poi.hslf.model;
 
+import org.apache.poi.hslf.record.SheetContainer;
+import org.apache.poi.hslf.model.textproperties.TextProp;
+
 /**
  * The superclass of all master sheets - Slide masters, Notes masters, etc.
  *
@@ -24,5 +27,14 @@ package org.apache.poi.hslf.model;
  * @author Yegor Kozlov
  */
 public abstract class MasterSheet extends Sheet {
+    public MasterSheet(SheetContainer container, int sheetNo){
+        super(container, sheetNo);
+    }
+
+    /**
+     * Pickup a style attribute from the master.
+     * This is the "workhorse" which returns the default style attrubutes.
+     */
+    public abstract TextProp getStyleAttribute(int txtype, int level, String name, boolean isCharacter) ;
 
 }

src/scratchpad/src/org/apache/poi/hslf/model/Notes.java

@@ -20,8 +20,6 @@
 
 package org.apache.poi.hslf.model;
 
-import org.apache.poi.hslf.record.PPDrawing;
-
 /**
  * This class represents a slide's notes in a PowerPoint Document. It 
  *  allows access to the text within, and the layout. For now, it only 
@@ -32,9 +30,6 @@ import org.apache.poi.hslf.record.PPDrawing;
 
 public class Notes extends Sheet
 {
-  private int _refSheetNo;
-  private int _slideNo;
-  private org.apache.poi.hslf.record.Notes _notes;
   private TextRun[] _runs;
 
   /**
@@ -44,18 +39,12 @@ public class Notes extends Sheet
    * @param notes the Notes record to read from
    */
   public Notes (org.apache.poi.hslf.record.Notes notes) {
-	_notes = notes;
+      super(notes, notes.getNotesAtom().getSlideID());
-	
-	// Grab our internal sheet ID
-	_refSheetNo = notes.getSheetId();
-
-	// Grab the number of the slide we're for, via the NotesAtom
-	_slideNo = _notes.getNotesAtom().getSlideID();
 
 	// Now, build up TextRuns from pairs of TextHeaderAtom and
 	//  one of TextBytesAtom or TextCharsAtom, found inside 
 	//  EscherTextboxWrapper's in the PPDrawing
-	_runs = findTextRuns(_notes.getPPDrawing());
+	_runs = findTextRuns(getPPDrawing());
 
 	// Set the sheet on each TextRun
 	for (int i = 0; i < _runs.length; i++)
@@ -70,15 +59,11 @@ public class Notes extends Sheet
    */
   public TextRun[] getTextRuns() { return _runs; }
 
-  /**
+    /**
-   * Returns the (internal, RefID based) sheet number, as used 
+     * Return <code>null</code> - Notes Masters are not yet supported
-   *  to in PersistPtr stuff.
+     */
-   */
+    public MasterSheet getMasterSheet() {
-  public int _getSheetRefId() { return _refSheetNo; }
+        return null;
-  /**
+    }
-   * Returns the (internal, SlideIdentifer based) number of the 
+
-   *  slide we're attached to 
+}
-   */
-  public int _getSheetNumber() { return _slideNo; }
-  
-  protected PPDrawing getPPDrawing() { return _notes.getPPDrawing(); }} 

src/scratchpad/src/org/apache/poi/hslf/model/ShapeFactory.java

@@ -39,8 +39,6 @@ public class ShapeFactory {
         int type = spRecord.getOptions() >> 4;
         switch (type){
             case ShapeTypes.TextBox:
-                shape = new TextBox(spContainer, parent);
-                break;
             case ShapeTypes.Rectangle:
                 EscherTextboxRecord txtbox = (EscherTextboxRecord)Shape.getEscherChild(spContainer, EscherTextboxRecord.RECORD_ID);
                 if (txtbox == null)

src/scratchpad/src/org/apache/poi/hslf/model/Sheet.java

@@ -1,4 +1,3 @@
-
 /* ====================================================================
    Licensed to the Apache Software Foundation (ASF) under one or more
    contributor license agreements.  See the NOTICE file distributed with
@@ -15,7 +14,6 @@
    See the License for the specific language governing permissions and
    limitations under the License.
 ==================================================================== */
-        
 
 
 package org.apache.poi.hslf.model;
@@ -33,195 +31,254 @@ import java.util.Vector;
 
 /**
  * This class defines the common format of "Sheets" in a powerpoint
- *  document. Such sheets could be Slides, Notes, Master etc
+ * document. Such sheets could be Slides, Notes, Master etc
  *
  * @author Nick Burch
+ * @author Yegor Kozlov
  */
 
-public abstract class Sheet
+public abstract class Sheet {
-{
+    /**
-  /**
+     * The <code>SlideShow</code> we belong to
-   * The <code>SlideShow</code> we belong to
+     */
-   */
+    private SlideShow _slideShow;
-  private SlideShow _slideShow; 
-  
-  /**
-   * Returns an array of all the TextRuns in the sheet.
-   */
-  public abstract TextRun[] getTextRuns();
 
-  /**
+    /**
-   * Returns the (internal, RefID based) sheet number, as used 
+     * Sheet background
-   *  to in PersistPtr stuff.
+     */
-   */
+    private Background _background;
-  public abstract int _getSheetRefId();
-  
-  /**
-   * Returns the (internal, SlideIdentifier based) sheet number, as used 
-   *  to reference this sheet from other records.
-   */
-  public abstract int _getSheetNumber();
-  
-  /**
-   * Fetch the PPDrawing from the underlying record
-   */
-  protected abstract PPDrawing getPPDrawing();
-  
-  
-  /**
-   * Fetch the SlideShow we're attached to
-   */
-  public SlideShow getSlideShow() { return _slideShow; }
-  
-  /**
-   * Set the SlideShow we're attached to.
-   * Also passes it on to our child RichTextRuns
-   */
-  public void setSlideShow(SlideShow ss) { 
-	  _slideShow = ss;
-	  TextRun[] trs = getTextRuns();
-	  if(trs != null) {
-		  for(int i=0; i<trs.length; i++) {
-			  trs[i].supplySlideShow(_slideShow);
-		  }
-	  }
-  }
 
-  
+    /**
-  /**
+     * Record container that holds sheet data.
-   * For a given PPDrawing, grab all the TextRuns
+     * For slides it is org.apache.poi.hslf.record.Slide,
-   */
+     * for notes it is org.apache.poi.hslf.record.Notes,
-  public static TextRun[] findTextRuns(PPDrawing ppdrawing) {
+     * for slide masters it is org.apache.poi.hslf.record.SlideMaster, etc.
-	Vector runsV = new Vector();
+     */
-	EscherTextboxWrapper[] wrappers = ppdrawing.getTextboxWrappers();
+    private SheetContainer _container;
-	for(int i=0; i<wrappers.length; i++) {
-		findTextRuns(wrappers[i].getChildRecords(),runsV);
-	}
-    TextRun[] runs = new TextRun[runsV.size()];
-	for(int i=0; i<runs.length; i++) {
-		runs[i] = (TextRun)runsV.get(i);
-	}
-	return runs;
-  }
 
-  /**
+    private int _sheetNo;
-   * Scans through the supplied record array, looking for 
-   * a TextHeaderAtom followed by one of a TextBytesAtom or
-   * a TextCharsAtom. Builds up TextRuns from these
-   *
-   * @param records the records to build from
-   * @param found vector to add any found to
-   */
-  protected static void findTextRuns(Record[] records, Vector found) {
-	// Look for a TextHeaderAtom
-	for(int i=0; i<(records.length-1); i++) {
-		if(records[i] instanceof TextHeaderAtom) {
-			TextRun trun = null;
-			TextHeaderAtom tha = (TextHeaderAtom)records[i];
-			StyleTextPropAtom stpa = null;
-			
-			// Look for a subsequent StyleTextPropAtom
-			if(i < (records.length-2)) {
-				if(records[i+2] instanceof StyleTextPropAtom) {
-					stpa = (StyleTextPropAtom)records[i+2];
-				}
-			}
-			
-			// See what follows the TextHeaderAtom
-			if(records[i+1] instanceof TextCharsAtom) {
-				TextCharsAtom tca = (TextCharsAtom)records[i+1];
-				trun = new TextRun(tha,tca,stpa);
-			} else if(records[i+1] instanceof TextBytesAtom) {
-				TextBytesAtom tba = (TextBytesAtom)records[i+1];
-				trun = new TextRun(tha,tba,stpa);
-			} else if(records[i+1].getRecordType() == 4001l) {
-				// StyleTextPropAtom - Safe to ignore
-			} else if(records[i+1].getRecordType() == 4010l) {
-				// TextSpecInfoAtom - Safe to ignore
-			} else {
-				System.err.println("Found a TextHeaderAtom not followed by a TextBytesAtom or TextCharsAtom: Followed by " + records[i+1].getRecordType());
-				continue;
-			}
 
-			if(trun != null) {
+    public Sheet(SheetContainer container, int sheetNo) {
-				found.add(trun);
+        _container = container;
-				i++;
+        _sheetNo = sheetNo;
-			} else {
+    }
-				// Not a valid one, so skip on to next and look again
-			}
-		}
-	}
-  }
 
-  /**
+    /**
-   * Returns all shapes contained in this Sheet
+     * Returns an array of all the TextRuns in the sheet.
-   *
+     */
-   * @return all shapes contained in this Sheet (Slide or Notes)
+    public abstract TextRun[] getTextRuns();
-   */
-  public Shape[] getShapes() {
-	PPDrawing ppdrawing = getPPDrawing();
-	
-	EscherContainerRecord dg = (EscherContainerRecord)ppdrawing.getEscherRecords()[0];
-	EscherContainerRecord spgr = null;
-	List ch = dg.getChildRecords();
 
-	for (Iterator it = ch.iterator(); it.hasNext();) {
+    /**
-		EscherRecord rec = (EscherRecord)it.next();
+     * Returns the (internal, RefID based) sheet number, as used
-		if (rec.getRecordId() == EscherContainerRecord.SPGR_CONTAINER){
+     * to in PersistPtr stuff.
-				spgr = (EscherContainerRecord)rec;
+     */
-				break;
+    public int _getSheetRefId() {
-		}
+        return _container.getSheetId();
-	}
+    }
-	ch = spgr.getChildRecords();
 
-	ArrayList shapes = new ArrayList();
+    /**
-	for (int i=1;i<ch.size();i++) {
+     * Returns the (internal, SlideIdentifier based) sheet number, as used
-		EscherContainerRecord sp = (EscherContainerRecord)ch.get(i);
+     * to reference this sheet from other records.
-		Shape sh = ShapeFactory.createShape(sp, null);
+     */
-		sh.setSheet(this);
+    public int _getSheetNumber() {
-		shapes.add(sh);
+        return _sheetNo;
-	}
+    }
-	
-	return (Shape[])shapes.toArray(new Shape[shapes.size()]);
-  }
 
-  /**
+    /**
-   * Add a new Shape to this Slide
+     * Fetch the PPDrawing from the underlying record
-   *
+     */
-   * @param shape - the Shape to add
+    protected PPDrawing getPPDrawing() {
-   */
+        return _container.getPPDrawing();
-  public void addShape(Shape shape){
+    }
-	PPDrawing ppdrawing = getPPDrawing();
 
-	EscherContainerRecord dgContainer = (EscherContainerRecord)ppdrawing.getEscherRecords()[0];
+    /**
-	EscherContainerRecord spgr = (EscherContainerRecord)Shape.getEscherChild(dgContainer, EscherContainerRecord.SPGR_CONTAINER);
+     * Fetch the SlideShow we're attached to
-	spgr.addChildRecord(shape.getSpContainer());
+     */
+    public SlideShow getSlideShow() {
+        return _slideShow;
+    }
+
+    /**
+     * Return record container for this sheet
+     */
+    public SheetContainer getSheetContainer() {
+        return _container;
+    }
+
+    /**
+     * Set the SlideShow we're attached to.
+     * Also passes it on to our child RichTextRuns
+     */
+    public void setSlideShow(SlideShow ss) {
+        _slideShow = ss;
+        TextRun[] trs = getTextRuns();
+        if (trs != null) {
+            for (int i = 0; i < trs.length; i++) {
+                trs[i].supplySlideShow(_slideShow);
+            }
+        }
+    }
+
+
+    /**
+     * For a given PPDrawing, grab all the TextRuns
+     */
+    public static TextRun[] findTextRuns(PPDrawing ppdrawing) {
+        Vector runsV = new Vector();
+        EscherTextboxWrapper[] wrappers = ppdrawing.getTextboxWrappers();
+        for (int i = 0; i < wrappers.length; i++) {
+            findTextRuns(wrappers[i].getChildRecords(), runsV);
+        }
+        TextRun[] runs = new TextRun[runsV.size()];
+        for (int i = 0; i < runs.length; i++) {
+            runs[i] = (TextRun) runsV.get(i);
+        }
+        return runs;
+    }
+
+    /**
+     * Scans through the supplied record array, looking for
+     * a TextHeaderAtom followed by one of a TextBytesAtom or
+     * a TextCharsAtom. Builds up TextRuns from these
+     *
+     * @param records the records to build from
+     * @param found   vector to add any found to
+     */
+    protected static void findTextRuns(Record[] records, Vector found) {
+        // Look for a TextHeaderAtom
+        for (int i = 0; i < (records.length - 1); i++) {
+            if (records[i] instanceof TextHeaderAtom) {
+                TextRun trun = null;
+                TextHeaderAtom tha = (TextHeaderAtom) records[i];
+                StyleTextPropAtom stpa = null;
+
+                // Look for a subsequent StyleTextPropAtom
+                if (i < (records.length - 2)) {
+                    if (records[i + 2] instanceof StyleTextPropAtom) {
+                        stpa = (StyleTextPropAtom) records[i + 2];
+                    }
+                }
+
+                // See what follows the TextHeaderAtom
+                if (records[i + 1] instanceof TextCharsAtom) {
+                    TextCharsAtom tca = (TextCharsAtom) records[i + 1];
+                    trun = new TextRun(tha, tca, stpa);
+                } else if (records[i + 1] instanceof TextBytesAtom) {
+                    TextBytesAtom tba = (TextBytesAtom) records[i + 1];
+                    trun = new TextRun(tha, tba, stpa);
+                } else if (records[i + 1].getRecordType() == 4001l) {
+                    // StyleTextPropAtom - Safe to ignore
+                } else if (records[i + 1].getRecordType() == 4010l) {
+                    // TextSpecInfoAtom - Safe to ignore
+                } else {
+                    System.err.println("Found a TextHeaderAtom not followed by a TextBytesAtom or TextCharsAtom: Followed by " + records[i + 1].getRecordType());
+                    continue;
+                }
+
+                if (trun != null) {
+                    found.add(trun);
+                    i++;
+                } else {
+                    // Not a valid one, so skip on to next and look again
+                }
+            }
+        }
+    }
+
+    /**
+     * Returns all shapes contained in this Sheet
+     *
+     * @return all shapes contained in this Sheet (Slide or Notes)
+     */
+    public Shape[] getShapes() {
+        PPDrawing ppdrawing = getPPDrawing();
+
+        EscherContainerRecord dg = (EscherContainerRecord) ppdrawing.getEscherRecords()[0];
+        EscherContainerRecord spgr = null;
+        List ch = dg.getChildRecords();
+
+        for (Iterator it = ch.iterator(); it.hasNext();) {
+            EscherRecord rec = (EscherRecord) it.next();
+            if (rec.getRecordId() == EscherContainerRecord.SPGR_CONTAINER) {
+                spgr = (EscherContainerRecord) rec;
+                break;
+            }
+        }
+        ch = spgr.getChildRecords();
+
+        ArrayList shapes = new ArrayList();
+        for (int i = 1; i < ch.size(); i++) {
+            EscherContainerRecord sp = (EscherContainerRecord) ch.get(i);
+            Shape sh = ShapeFactory.createShape(sp, null);
+            sh.setSheet(this);
+            shapes.add(sh);
+        }
+
+        return (Shape[]) shapes.toArray(new Shape[shapes.size()]);
+    }
+
+    /**
+     * Add a new Shape to this Slide
+     *
+     * @param shape - the Shape to add
+     */
+    public void addShape(Shape shape) {
+        PPDrawing ppdrawing = getPPDrawing();
+
+        EscherContainerRecord dgContainer = (EscherContainerRecord) ppdrawing.getEscherRecords()[0];
+        EscherContainerRecord spgr = (EscherContainerRecord) Shape.getEscherChild(dgContainer, EscherContainerRecord.SPGR_CONTAINER);
+        spgr.addChildRecord(shape.getSpContainer());
+
+        EscherDgRecord dg = (EscherDgRecord) Shape.getEscherChild(dgContainer, EscherDgRecord.RECORD_ID);
+        dg.setNumShapes(dg.getNumShapes() + 1);
+
+        shape.setSheet(this);
+        shape.afterInsert(this);
+
+        // If it's a TextBox, we need to tell the PPDrawing, as it has to
+        //  track TextboxWrappers specially
+        if (shape instanceof TextBox) {
+            TextBox tbox = (TextBox) shape;
+            ppdrawing.addTextboxWrapper(tbox._txtbox);
+        }
+    }
 
-	EscherDgRecord dg = (EscherDgRecord)Shape.getEscherChild(dgContainer, EscherDgRecord.RECORD_ID);
-	dg.setNumShapes(dg.getNumShapes()+1);
-	
-	shape.setSheet(this);
-	shape.afterInsert(this);
-	
-	// If it's a TextBox, we need to tell the PPDrawing, as it has to 
-	//  track TextboxWrappers specially
-	if(shape instanceof TextBox) {
-		TextBox tbox = (TextBox)shape;
-		ppdrawing.addTextboxWrapper(tbox._txtbox);
-	}
-  }
-    
     /**
      * Return the master sheet .
      */
-    public MasterSheet getMasterSheet(){
+    public abstract MasterSheet getMasterSheet();
-        return null;
-    }
 
     /**
      * Color scheme for this sheet.
      */
-     public  ColorSchemeAtom getColorScheme(){
+    public ColorSchemeAtom getColorScheme() {
-        return null;
+        return _container.getColorScheme();
     }
+
+    /**
+     * Returns the background shape for this sheet.
+     *
+     * @return the background shape for this sheet.
+     */
+    public Background getBackground() {
+        if (_background == null) {
+            PPDrawing ppdrawing = getPPDrawing();
+
+            EscherContainerRecord dg = (EscherContainerRecord) ppdrawing.getEscherRecords()[0];
+            EscherContainerRecord spContainer = null;
+            List ch = dg.getChildRecords();
+
+            for (Iterator it = ch.iterator(); it.hasNext();) {
+                EscherRecord rec = (EscherRecord) it.next();
+                if (rec.getRecordId() == EscherContainerRecord.SP_CONTAINER) {
+                    spContainer = (EscherContainerRecord) rec;
+                    break;
+                }
+            }
+            _background = new Background(spContainer, null);
+            _background.setSheet(this);
+        }
+        return _background;
+    }
+
 }

src/scratchpad/src/org/apache/poi/hslf/model/Slide.java

@@ -44,15 +44,10 @@ import org.apache.poi.ddf.EscherRecord;
 
 public class Slide extends Sheet
 {
-	private int _refSheetNo;  
-	private int _sheetNo;
 	private int _slideNo;
-	private org.apache.poi.hslf.record.Slide _slide;
 	private SlideAtomsSet _atomSet;
 	private TextRun[] _runs;
-	private TextRun[] _otherRuns; // Any from the PPDrawing, shouldn't really be any though
 	private Notes _notes; // usermodel needs to set this
-    private Background _background;
 
 	/**
 	 * Constructs a Slide from the Slide record, and the SlideAtomsSet
@@ -64,15 +59,14 @@ public class Slide extends Sheet
 	 * @param atomSet the SlideAtomsSet to get the text from
 	 */
 	public Slide(org.apache.poi.hslf.record.Slide slide, Notes notes, SlideAtomsSet atomSet, int slideIdentifier, int slideNumber) {
-		_slide = slide;
+        super(slide, slideIdentifier);
+
 		_notes = notes;
 		_atomSet = atomSet;
-		_refSheetNo = slide.getSheetId();
-		_sheetNo = slideIdentifier;
 		_slideNo = slideNumber;
 
-		// Grab the TextRuns from the PPDrawing
+ 		// Grab the TextRuns from the PPDrawing
-		_otherRuns = findTextRuns(_slide.getPPDrawing());
+		TextRun[] _otherRuns = findTextRuns(getPPDrawing());
 
 		// For the text coming in from the SlideAtomsSet:
 		// Build up TextRuns from pairs of TextHeaderAtom and
@@ -105,10 +99,9 @@ public class Slide extends Sheet
 	* @param slideNumber The user facing number of the sheet
 	*/
 	public Slide(int sheetNumber, int sheetRefId, int slideNumber){
-		_slide = new org.apache.poi.hslf.record.Slide();
+		super(new org.apache.poi.hslf.record.Slide(), sheetNumber);
-		_refSheetNo = sheetRefId;
-		_sheetNo = sheetNumber;
 		_slideNo = slideNumber;
+        getSheetContainer().setSheetId(sheetRefId);
 	}
 
 	/**
@@ -119,7 +112,7 @@ public class Slide extends Sheet
 		_notes = notes;
 
 		// Update the Slide Atom's ID of where to point to
-		SlideAtom sa = _slide.getSlideAtom();
+		SlideAtom sa = getSlideRecord().getSlideAtom();
 
 		if(notes == null) {
 			// Set to 0
@@ -132,7 +125,7 @@ public class Slide extends Sheet
   
 	/**
 	* Changes the Slide's (external facing) page number.
-	* @see SlideShow.reorderSlide()
+	* @see org.apache.poi.hslf.usermodel.SlideShow#reorderSlide(int, int)
 	*/
 	public void setSlideNumber(int newSlideNumber) {
 		_slideNo = newSlideNumber;
@@ -187,17 +180,6 @@ public class Slide extends Sheet
 	 */
 	public TextRun[] getTextRuns() { return _runs; }
 
-	/**
-	 * Returns the (internal, RefID based) sheet number, as used 
-	 *  to in PersistPtr stuff.
-	 */
-	public int _getSheetRefId() { return _refSheetNo; }
-	/**
-	 * Returns the (internal, SlideIdentifier based) sheet number
-	 * @see #getSlideNumber()
-	 */
-	public int _getSheetNumber() { return _sheetNo; }
-
 	/**
 	 * Returns the (public facing) page number of this slide
 	 */
@@ -206,18 +188,15 @@ public class Slide extends Sheet
 	/**
 	 * Returns the underlying slide record
 	 */
-	public org.apache.poi.hslf.record.Slide getSlideRecord() { return _slide; }
+	public org.apache.poi.hslf.record.Slide getSlideRecord() {
+        return (org.apache.poi.hslf.record.Slide)getSheetContainer();
+    }
 
 	/**
 	 * Returns the Notes Sheet for this slide, or null if there isn't one
 	 */
 	public Notes getNotesSheet() { return _notes; }
 
-	/**
-	 * Returns the PPDrawing associated with this slide, or null if there isn't one
-	 */
-	protected PPDrawing getPPDrawing() { return _slide.getPPDrawing(); }
-
 	/**
 	 * @return set of records inside <code>SlideListWithtext</code> container
 	 *  which hold text data for this slide (typically for placeholders).
@@ -225,60 +204,43 @@ public class Slide extends Sheet
 	protected SlideAtomsSet getSlideAtomsSet() { return _atomSet;  }
 
     /**
-     * Returns the slide master associated with this slide.
+     * Returns master sheet associated with this slide.
+     * It can be either SlideMaster or TitleMaster objects.
      *
-     * @return the slide master associated with this slide.
+     * @return the master sheet associated with this slide.
      */
      public MasterSheet getMasterSheet(){
         SlideMaster[] master = getSlideShow().getSlidesMasters();
-        SlideAtom sa = _slide.getSlideAtom();
+        SlideAtom sa = getSlideRecord().getSlideAtom();
         int masterId = sa.getMasterID();
+        MasterSheet sheet = null;
         for (int i = 0; i < master.length; i++) {
-            if (masterId == master[i]._getSheetNumber()) return master[i];
+            if (masterId == master[i]._getSheetNumber()) {
+                sheet = master[i];
+                break;
+            }
         }
-        return null;
+        if (sheet == null){
+            TitleMaster[] titleMaster = getSlideShow().getTitleMasters();
+            if(titleMaster != null) for (int i = 0; i < titleMaster.length; i++) {
+                if (masterId == titleMaster[i]._getSheetNumber()) {
+                    sheet = titleMaster[i];
+                    break;
+                }
+            }
+        }
+        return sheet;
     }
 
     /**
      * Change Master of this slide.
      */
     public void setMasterSheet(MasterSheet master){
-        SlideAtom sa = _slide.getSlideAtom();
+        SlideAtom sa = getSlideRecord().getSlideAtom();
         int sheetNo = master._getSheetNumber();
         sa.setMasterID(sheetNo);
     }
 
-
-    public ColorSchemeAtom getColorScheme(){
-        return _slide.getColorScheme();
-    }
-
-    /**
-     * Returns the background shape for this sheet.
-     *
-     * @return the background shape for this sheet.
-     */
-    public Background getBackground(){
-        if (_background == null){
-            PPDrawing ppdrawing = getPPDrawing();
-
-            EscherContainerRecord dg = (EscherContainerRecord)ppdrawing.getEscherRecords()[0];
-            EscherContainerRecord spContainer = null;
-            List ch = dg.getChildRecords();
-
-            for (Iterator it = ch.iterator(); it.hasNext();) {
-                EscherRecord rec = (EscherRecord)it.next();
-                if (rec.getRecordId() == EscherContainerRecord.SP_CONTAINER){
-                        spContainer = (EscherContainerRecord)rec;
-                        break;
-                }
-            }
-            _background = new Background(spContainer, null);
-            _background.setSheet(this);
-        }
-        return _background;
-    }
-
     /**
      * Sets whether this slide follows master background
      *
@@ -286,7 +248,7 @@ public class Slide extends Sheet
      * <code>false</code> otherwise
      */
     public void setFollowMasterBackground(boolean flag){
-        SlideAtom sa = _slide.getSlideAtom();
+        SlideAtom sa = getSlideRecord().getSlideAtom();
         sa.setFollowMasterBackground(flag);
     }
 
@@ -297,7 +259,7 @@ public class Slide extends Sheet
      * <code>false</code> otherwise
      */
     public boolean getFollowMasterBackground(){
-        SlideAtom sa = _slide.getSlideAtom();
+        SlideAtom sa = getSlideRecord().getSlideAtom();
         return sa.getFollowMasterBackground();
     }
 }

src/scratchpad/src/org/apache/poi/hslf/model/SlideMaster.java

@@ -36,11 +36,7 @@ import java.util.Iterator;
  * @author Yegor Kozlov
  */
 public class SlideMaster extends MasterSheet {
-    private int _refSheetNo;
-    private int _sheetNo;
-    private MainMaster _master;
     private TextRun[] _runs;
-    private Background _background;
 
     /**
      * all TxMasterStyleAtoms available in this master
@@ -51,16 +47,11 @@ public class SlideMaster extends MasterSheet {
      * Constructs a SlideMaster from the MainMaster record,
      *
      */
-    public SlideMaster(org.apache.poi.hslf.record.MainMaster rec, int slideId) {
+    public SlideMaster(MainMaster record, int sheetNo) {
-        _master = rec;
+        super(record, sheetNo);
 
-        // Grab our internal sheet ID
+        _runs = findTextRuns(getPPDrawing());
-        _refSheetNo = rec.getSheetId();
+        for (int i = 0; i < _runs.length; i++) _runs[i].setSheet(this);
-
-        // Grab the number of the slide we're for, via the NotesAtom
-        _sheetNo = slideId;
-
-        _runs = findTextRuns(_master.getPPDrawing());
     }
 
     /**
@@ -71,26 +62,10 @@ public class SlideMaster extends MasterSheet {
     }
 
     /**
-     * Returns the (internal, RefID based) sheet number, as used
+     * Returns <code>null</code> since SlideMasters doen't have master sheet.
-     * to in PersistPtr stuff.
      */
-    public int _getSheetRefId() {
+    public MasterSheet getMasterSheet() {
-        return _refSheetNo;
+        return null;
-    }
-
-    /**
-     * Returns the (internal, SlideIdentifer based) number of the
-     * slide we're attached to
-     */
-    public int _getSheetNumber() {
-        return _sheetNo;
-    }
-
-    /**
-     * Returns the PPDrawing associated with this slide master
-     */
-    protected PPDrawing getPPDrawing() {
-        return _master.getPPDrawing();
     }
 
     /**
@@ -138,44 +113,10 @@ public class SlideMaster extends MasterSheet {
             TxMasterStyleAtom txdoc = getSlideShow().getDocumentRecord().getEnvironment().getTxMasterStyleAtom();
             _txmaster[txdoc.getTextType()] = txdoc;
 
-            TxMasterStyleAtom[] txrec = _master.getTxMasterStyleAtoms();
+            TxMasterStyleAtom[] txrec = ((MainMaster)getSheetContainer()).getTxMasterStyleAtoms();
             for (int i = 0; i < txrec.length; i++) {
                 _txmaster[txrec[i].getTextType()] = txrec[i];
             }
         }
     }
-
-    /**
-     * Returns the ColorSchemeAtom associated with this slide master
-     */
-    public ColorSchemeAtom getColorScheme(){
-        return _master.getColorScheme();
-    }
-
-    /**
-     * Returns the background shape for this sheet.
-     *
-     * @return the background shape for this sheet.
-     */
-    public Background getBackground(){
-        if (_background == null){
-            PPDrawing ppdrawing = getPPDrawing();
-
-            EscherContainerRecord dg = (EscherContainerRecord)ppdrawing.getEscherRecords()[0];
-            EscherContainerRecord spContainer = null;
-            List ch = dg.getChildRecords();
-
-            for (Iterator it = ch.iterator(); it.hasNext();) {
-                EscherRecord rec = (EscherRecord)it.next();
-                if (rec.getRecordId() == EscherContainerRecord.SP_CONTAINER){
-                        spContainer = (EscherContainerRecord)rec;
-                        break;
-                }
-            }
-            _background = new Background(spContainer, null);
-            _background.setSheet(this);
-        }
-        return _background;
-    }
-
 }

src/scratchpad/src/org/apache/poi/hslf/model/TitleMaster.java

@@ -0,0 +1,69 @@
+/* ====================================================================
+   Licensed to the Apache Software Foundation (ASF) under one or more
+   contributor license agreements.  See the NOTICE file distributed with
+   this work for additional information regarding copyright ownership.
+   The ASF licenses this file to You under the Apache License, Version 2.0
+   (the "License"); you may not use this file except in compliance with
+   the License.  You may obtain a copy of the License at
+
+       http://www.apache.org/licenses/LICENSE-2.0
+
+   Unless required by applicable law or agreed to in writing, software
+   distributed under the License is distributed on an "AS IS" BASIS,
+   WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+   See the License for the specific language governing permissions and
+   limitations under the License.
+==================================================================== */
+
+package org.apache.poi.hslf.model;
+
+import org.apache.poi.hslf.model.textproperties.TextProp;
+import org.apache.poi.hslf.record.*;
+
+/**
+ * Title masters define the design template for slides with a Title Slide layout.
+ *
+ * @author Yegor Kozlov
+ */
+public class TitleMaster extends MasterSheet {
+    private TextRun[] _runs;
+
+    /**
+     * Constructs a TitleMaster
+     *
+     */
+    public TitleMaster(org.apache.poi.hslf.record.Slide record, int sheetNo) {
+        super(record, sheetNo);
+
+        _runs = findTextRuns(getPPDrawing());
+        for (int i = 0; i < _runs.length; i++) _runs[i].setSheet(this);
+    }
+
+    /**
+     * Returns an array of all the TextRuns found
+     */
+    public TextRun[] getTextRuns() {
+        return _runs;
+    }
+
+    /**
+     * Delegate the call to the underlying slide master.
+     */
+    public TextProp getStyleAttribute(int txtype, int level, String name, boolean isCharacter) {
+        MasterSheet master = getMasterSheet();
+        return master == null ? null : master.getStyleAttribute(txtype, level, name, isCharacter);
+    }
+
+    /**
+     * Returns the slide master for this title master.
+     */
+    public MasterSheet getMasterSheet(){
+        SlideMaster[] master = getSlideShow().getSlidesMasters();
+        SlideAtom sa = ((org.apache.poi.hslf.record.Slide)getSheetContainer()).getSlideAtom();
+        int masterId = sa.getMasterID();
+        for (int i = 0; i < master.length; i++) {
+            if (masterId == master[i]._getSheetNumber()) return master[i];
+        }
+        return null;
+    }
+}

src/scratchpad/src/org/apache/poi/hslf/record/MainMaster.java

@@ -31,7 +31,7 @@ import org.apache.poi.util.LittleEndian;
  * @author Yegor Kozlov
  */
 
-public class MainMaster extends PositionDependentRecordContainer
+public class MainMaster extends SheetContainer
 {
 	private byte[] _header;
 	private static long _type = 1016;

src/scratchpad/src/org/apache/poi/hslf/record/Notes.java

@@ -29,7 +29,7 @@ import java.io.OutputStream;
  * @author Nick Burch
  */
 
-public class Notes extends PositionDependentRecordContainer
+public class Notes extends SheetContainer
 {
 	private byte[] _header;
 	private static long _type = 1008l;
@@ -37,6 +37,7 @@ public class Notes extends PositionDependentRecordContainer
 	// Links to our more interesting children
 	private NotesAtom notesAtom;
 	private PPDrawing ppDrawing;
+    private ColorSchemeAtom _colorScheme;
 
 	/**
 	 * Returns the NotesAtom of this Notes
@@ -69,6 +70,9 @@ public class Notes extends PositionDependentRecordContainer
 			if(_children[i] instanceof PPDrawing) {
 				ppDrawing = (PPDrawing)_children[i];
 			}
+            if(ppDrawing != null && _children[i] instanceof ColorSchemeAtom) {
+                _colorScheme = (ColorSchemeAtom)_children[i];
+            }
 		}
 	}
 
@@ -85,4 +89,8 @@ public class Notes extends PositionDependentRecordContainer
 	public void writeOut(OutputStream out) throws IOException {
 		writeOut(_header[0],_header[1],_type,_children,out);
 	}
+
+    public ColorSchemeAtom getColorScheme(){
+        return _colorScheme;
+    }
 }

src/scratchpad/src/org/apache/poi/hslf/record/SheetContainer.java

@@ -0,0 +1,32 @@
+/*
+* Licensed to the Apache Software Foundation (ASF) under one or more
+* contributor license agreements.  See the NOTICE file distributed with
+* this work for additional information regarding copyright ownership.
+* The ASF licenses this file to You under the Apache License, Version 2.0
+* (the "License"); you may not use this file except in compliance with
+* the License.  You may obtain a copy of the License at
+*
+*     http://www.apache.org/licenses/LICENSE-2.0
+*
+* Unless required by applicable law or agreed to in writing, software
+* distributed under the License is distributed on an "AS IS" BASIS,
+* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+* See the License for the specific language governing permissions and
+* limitations under the License.
+*/
+package org.apache.poi.hslf.record;
+
+/**
+ * The superclass of all sheet container records - Slide, Notes, MainMaster, etc.
+ */
+public abstract class SheetContainer extends PositionDependentRecordContainer {
+
+    /**
+     * Returns the PPDrawing of this sheet, which has all the
+     *  interesting data in it
+     */
+    public abstract PPDrawing getPPDrawing();
+
+    public abstract ColorSchemeAtom getColorScheme();
+
+}

src/scratchpad/src/org/apache/poi/hslf/record/Slide.java

@@ -31,7 +31,7 @@ import org.apache.poi.util.LittleEndian;
  * @author Nick Burch
  */
 
-public class Slide extends PositionDependentRecordContainer
+public class Slide extends SheetContainer
 {
 	private byte[] _header;
 	private static long _type = 1006l;

src/scratchpad/src/org/apache/poi/hslf/usermodel/RichTextRun.java

@@ -23,9 +23,11 @@ package org.apache.poi.hslf.usermodel;
 import org.apache.poi.hslf.model.TextRun;
 import org.apache.poi.hslf.model.Sheet;
 import org.apache.poi.hslf.model.SlideMaster;
+import org.apache.poi.hslf.model.MasterSheet;
 import org.apache.poi.hslf.model.textproperties.CharFlagsTextProp;
 import org.apache.poi.hslf.model.textproperties.TextProp;
 import org.apache.poi.hslf.model.textproperties.TextPropCollection;
+import org.apache.poi.hslf.model.textproperties.BitMaskTextProp;
 import org.apache.poi.hslf.record.ColorSchemeAtom;
 
 import java.awt.*;
@@ -60,7 +62,7 @@ public class RichTextRun
 	private TextPropCollection characterStyle;
 	private boolean sharingParagraphStyle;
 	private boolean sharingCharacterStyle;
-	
+
 	/**
 	 * Create a new wrapper around a (currently not)
 	 *  rich text string
@@ -169,7 +171,7 @@ public class RichTextRun
         if (cftp == null){
             Sheet sheet = parentRun.getSheet();
             int txtype = parentRun.getRunType();
-            SlideMaster master = (SlideMaster)sheet.getMasterSheet();
+            MasterSheet master = sheet.getMasterSheet();
             if (master != null)
                 cftp = (CharFlagsTextProp)master.getStyleAttribute(txtype, getIndentLevel(), "char_flags", true);
         }
@@ -192,7 +194,7 @@ public class RichTextRun
 			fetchOrAddTextProp(characterStyle, "char_flags");
 		cftp.setSubValue(value,index);
 	}
-	
+
 	/**
 	 * Returns the named TextProp, either by fetching it (if it exists) or adding it
 	 *  (if it didn't)
@@ -223,7 +225,7 @@ public class RichTextRun
         if (prop == null){
             Sheet sheet = parentRun.getSheet();
             int txtype = parentRun.getRunType();
-            SlideMaster master = (SlideMaster)sheet.getMasterSheet();
+            MasterSheet master = sheet.getMasterSheet();
             if (master != null)
                 prop = master.getStyleAttribute(txtype, getIndentLevel(), propName, true);
         }
@@ -243,7 +245,7 @@ public class RichTextRun
         if (prop == null){
             Sheet sheet = parentRun.getSheet();
             int txtype = parentRun.getRunType();
-            SlideMaster master = (SlideMaster)sheet.getMasterSheet();
+            MasterSheet master = sheet.getMasterSheet();
             if (master != null)
                 prop = master.getStyleAttribute(txtype, getIndentLevel(), propName, false);
         }

src/scratchpad/src/org/apache/poi/hslf/usermodel/SlideShow.java

@@ -74,6 +74,7 @@ public class SlideShow
 
   // Friendly objects for people to deal with
   private SlideMaster[] _masters;
+  private TitleMaster[] _titleMasters;
   private Slide[] _slides;
   private Notes[] _notes;
   private FontCollection _fonts;
@@ -311,25 +312,33 @@ public class SlideShow
 	// About the only thing you can say is that the master details are in
 	//  the first SLWT.
     SlideAtomsSet[] masterSets = new SlideAtomsSet[0];
-    org.apache.poi.hslf.record.MainMaster[] mainMasterRecords = null;
     if (masterSLWT != null){
         masterSets = masterSLWT.getSlideAtomsSets();
 
-		// For now, we only care about the records which are MainMasters
-		// (In future, we might want to know about the other too)
 		ArrayList mmr = new ArrayList();
+        ArrayList tmr = new ArrayList();
 
 		for(int i=0; i<masterSets.length; i++) {
 			Record r = getCoreRecordForSAS(masterSets[i]);
+            SlideAtomsSet sas = masterSets[i];
+            int sheetNo = sas.getSlidePersistAtom().getSlideIdentifier();
 			if(r instanceof org.apache.poi.hslf.record.Slide) {
-				// Slide master, skip
+                TitleMaster master = new TitleMaster((org.apache.poi.hslf.record.Slide)r, sheetNo);
+                master.setSlideShow(this);
+                tmr.add(master);
 			} else if(r instanceof org.apache.poi.hslf.record.MainMaster) {
-				mmr.add(r);
+                SlideMaster master = new SlideMaster((org.apache.poi.hslf.record.MainMaster)r, sheetNo);
-			}
+                master.setSlideShow(this);
+                mmr.add(master);
+            }
 		}
 
-		mainMasterRecords = new org.apache.poi.hslf.record.MainMaster[mmr.size()];
+        _masters = new SlideMaster[mmr.size()];
-		mmr.toArray(mainMasterRecords);
+        mmr.toArray(_masters);
+
+        _titleMasters = new TitleMaster[tmr.size()];
+        tmr.toArray(_titleMasters);
+
     }
 
 
@@ -351,12 +360,12 @@ public class SlideShow
 		for(int i=0; i<notesSets.length; i++) {
 			// Get the right core record
 			Record r = getCoreRecordForSAS(notesSets[i]);
-			
+
 			// Ensure it really is a notes record
 			if(r instanceof org.apache.poi.hslf.record.Notes) {
                 org.apache.poi.hslf.record.Notes notesRecord = (org.apache.poi.hslf.record.Notes)r;
 				notesRecordsL.add( notesRecord );
-				
+
 				// Record the match between slide id and these notes
                 SlidePersistAtom spa = notesSets[i].getSlidePersistAtom();
                 Integer slideId = new Integer(spa.getSlideIdentifier());
@@ -394,14 +403,6 @@ public class SlideShow
 	}
 	
 	// Finally, generate model objects for everything
-    _masters = new SlideMaster[mainMasterRecords.length];
-    for(int i=0; i<_masters.length; i++) {
-        SlideAtomsSet sas = masterSets[i];
-        int sheetNo = sas.getSlidePersistAtom().getSlideIdentifier();
-        _masters[i] = new SlideMaster(mainMasterRecords[i], sheetNo);
-        _masters[i].setSlideShow(this);
-    }
-
 	// Notes first
 	_notes = new Notes[notesRecords.length];
 	for(int i=0; i<_notes.length; i++) {
@@ -465,10 +466,14 @@ public class SlideShow
 	public Notes[] getNotes() { return _notes; }
 
 	/**
-     * Returns an array of all the normal Slides found in the slideshow
+     * Returns an array of all the normal Slide Masters found in the slideshow
 	 */
     public SlideMaster[] getSlidesMasters() { return _masters; }
 
+    /**
+     * Returns an array of all the normal Title Masters found in the slideshow
+     */
+    public TitleMaster[] getTitleMasters() { return _titleMasters; }
 	/**
 	 * Returns the data of all the pictures attached to the SlideShow
 	 */

src/scratchpad/testcases/org/apache/poi/hslf/model/TestSheet.java

@@ -0,0 +1,100 @@
+/* ====================================================================
+   Licensed to the Apache Software Foundation (ASF) under one or more
+   contributor license agreements.  See the NOTICE file distributed with
+   this work for additional information regarding copyright ownership.
+   The ASF licenses this file to You under the Apache License, Version 2.0
+   (the "License"); you may not use this file except in compliance with
+   the License.  You may obtain a copy of the License at
+
+       http://www.apache.org/licenses/LICENSE-2.0
+
+   Unless required by applicable law or agreed to in writing, software
+   distributed under the License is distributed on an "AS IS" BASIS,
+   WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+   See the License for the specific language governing permissions and
+   limitations under the License.
+==================================================================== */
+package org.apache.poi.hslf.model;
+
+import junit.framework.TestCase;
+
+import java.io.FileInputStream;
+import java.io.File;
+
+import org.apache.poi.hslf.HSLFSlideShow;
+import org.apache.poi.hslf.exceptions.EncryptedPowerPointFileException;
+import org.apache.poi.hslf.record.ColorSchemeAtom;
+import org.apache.poi.hslf.record.PPDrawing;
+import org.apache.poi.hslf.usermodel.SlideShow;
+
+/**
+ * Test common functionality of the <code>Sheet</code> object.
+ * For each ppt in the test directory check that all sheets are properly initialized
+ *
+ * @author Yegor Kozlov
+ */
+public class TestSheet extends TestCase{
+
+    /**
+     * For each ppt in the test directory check that all sheets are properly initialized
+     */
+    public void testSheet() throws Exception {
+        File home = new File(System.getProperty("HSLF.testdata.path"));
+        File[] files = home.listFiles();
+        for (int i = 0; i < files.length; i++) {
+            if(!files[i].getName().endsWith(".ppt")) continue;
+            try {
+                FileInputStream is = new FileInputStream(files[i]);
+                HSLFSlideShow hslf = new HSLFSlideShow(is);
+                is.close();
+
+                SlideShow ppt = new SlideShow(hslf);
+                doSlideShow(ppt);
+            } catch (EncryptedPowerPointFileException e){
+                ; //skip encrypted ppt
+            }
+        }
+    }
+
+    private void doSlideShow(SlideShow ppt) throws Exception {
+        Slide[] slide = ppt.getSlides();
+        for (int i = 0; i < slide.length; i++) {
+            verify(slide[i]);
+
+            Notes notes = slide[i].getNotesSheet();
+            if(notes != null) verify(notes);
+
+            MasterSheet master = slide[i].getMasterSheet();
+            assertNotNull(master);
+            verify(master);
+        }
+    }
+
+    private void verify(Sheet sheet){
+        ColorSchemeAtom colorscheme = sheet.getColorScheme();
+        assertNotNull(colorscheme);
+
+        PPDrawing ppdrawing = sheet.getPPDrawing();
+        assertNotNull(ppdrawing);
+
+        Background background = sheet.getBackground();
+        assertNotNull(background);
+
+        assertTrue(sheet._getSheetNumber() != 0);
+        assertTrue(sheet._getSheetRefId() != 0);
+
+        TextRun[] txt = sheet.getTextRuns();
+        assertTrue(txt != null);
+        for (int i = 0; i < txt.length; i++) {
+            assertNotNull(txt[i].getSheet());
+        }
+
+        Shape[] shape = sheet.getShapes();
+        assertTrue(shape != null);
+        for (int i = 0; i < shape.length; i++) {
+            assertNotNull(shape[i].getSheet());
+        }
+
+        assertNotNull(sheet.getSlideShow());
+    }
+}

src/scratchpad/testcases/org/apache/poi/hslf/model/TestSlideMaster.java

@@ -27,6 +27,7 @@ import org.apache.poi.hslf.record.StyleTextPropAtom.*;
 
 import java.io.ByteArrayOutputStream;
 import java.io.ByteArrayInputStream;
+import java.awt.*;
 
 /**
  * Tests for SlideMaster
@@ -81,13 +82,63 @@ public class TestSlideMaster extends TestCase{
         assertEquals("Georgia", env.getFontCollection().getFontWithId(b2));
     }
 
+    /**
+     * Test we can read default text attributes for a title master sheet
+     */
+    public void testTitleMasterTextAttributes() throws Exception {
+        SlideShow ppt = new SlideShow(new HSLFSlideShow(home + "/slide_master.ppt"));
+        TitleMaster[] master = ppt.getTitleMasters();
+        assertEquals(1, master.length);
+
+        assertEquals(32, master[0].getStyleAttribute(TextHeaderAtom.CENTER_TITLE_TYPE, 0, "font.size", true).getValue());
+        CharFlagsTextProp prop1 = (CharFlagsTextProp)master[0].getStyleAttribute(TextHeaderAtom.CENTER_TITLE_TYPE, 0, "char_flags", true);
+        assertEquals(true, prop1.getSubValue(CharFlagsTextProp.BOLD_IDX));
+        assertEquals(false, prop1.getSubValue(CharFlagsTextProp.ITALIC_IDX));
+        assertEquals(true, prop1.getSubValue(CharFlagsTextProp.UNDERLINE_IDX));
+
+        assertEquals(20, master[0].getStyleAttribute(TextHeaderAtom.CENTRE_BODY_TYPE, 0, "font.size", true).getValue());
+        CharFlagsTextProp prop2 = (CharFlagsTextProp)master[0].getStyleAttribute(TextHeaderAtom.CENTRE_BODY_TYPE, 0, "char_flags", true);
+        assertEquals(true, prop2.getSubValue(CharFlagsTextProp.BOLD_IDX));
+        assertEquals(false, prop2.getSubValue(CharFlagsTextProp.ITALIC_IDX));
+        assertEquals(false, prop2.getSubValue(CharFlagsTextProp.UNDERLINE_IDX));
+    }
+
+    /**
+     * Slide 3 has title layout and follows the TitleMaster. Verify that.
+     */
+    public void testTitleMaster() throws Exception {
+        SlideShow ppt = new SlideShow(new HSLFSlideShow(home + "/slide_master.ppt"));
+        Slide slide = ppt.getSlides()[2];
+        MasterSheet masterSheet = slide.getMasterSheet();
+        assertTrue(masterSheet instanceof TitleMaster);
+
+        TextRun[] txt = slide.getTextRuns();
+        for (int i = 0; i < txt.length; i++) {
+            RichTextRun rt = txt[i].getRichTextRuns()[0];
+            switch(txt[i].getRunType()){
+                case TextHeaderAtom.CENTER_TITLE_TYPE:
+                    assertEquals("Arial", rt.getFontName());
+                    assertEquals(32, rt.getFontSize());
+                    assertEquals(true, rt.isBold());
+                    assertEquals(true, rt.isUnderlined());
+                    break;
+                case TextHeaderAtom.CENTRE_BODY_TYPE:
+                    assertEquals("Courier New", rt.getFontName());
+                    assertEquals(20, rt.getFontSize());
+                    assertEquals(true, rt.isBold());
+                    assertEquals(false, rt.isUnderlined());
+                    break;
+            }
+
+        }
+    }
     /**
      * If a style attribute is not set ensure it is read from the master
      */
     public void testMasterAttributes() throws Exception {
         SlideShow ppt = new SlideShow(new HSLFSlideShow(home + "/slide_master.ppt"));
         Slide[] slide = ppt.getSlides();
-        assertEquals(2, slide.length);
+        assertEquals(3, slide.length);
         TextRun[] trun;
 
         trun = slide[0].getTextRuns();

src/scratchpad/testcases/org/apache/poi/hslf/usermodel/TestBugs.java

@@ -163,4 +163,25 @@ public class TestBugs extends TestCase {
         assertTrue("No Exceptions while reading file", true);
     }
 
+    /**
+     * Bug 41381: Exception from Slide.getMasterSheet() on a seemingly valid PPT file
+     */
+    public void test41381() throws Exception {
+        FileInputStream is = new FileInputStream(new File(cwd, "alterman_security.ppt"));
+        HSLFSlideShow hslf = new HSLFSlideShow(is);
+        is.close();
+
+        SlideShow ppt = new SlideShow(hslf);
+        assertTrue("No Exceptions while reading file", true);
+
+        assertEquals(1, ppt.getSlidesMasters().length);
+        assertEquals(1, ppt.getTitleMasters().length);
+        Slide[] slide = ppt.getSlides();
+        for (int i = 0; i < slide.length; i++) {
+            MasterSheet master = slide[i].getMasterSheet();
+            if (i == 0) assertTrue(master instanceof TitleMaster); //the first slide follows TitleMaster
+            else assertTrue(master instanceof SlideMaster);
+        }
+    }
+
 }