xref: /trunk/main/odk/examples/DevelopersGuide/Drawing/ShapeHelper.java (revision cdf0e10c4e3984b49a9502b011690b615761d4a3)
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34 
35 // __________ Imports __________
36 
37 import com.sun.star.uno.UnoRuntime;
38 import com.sun.star.lang.XComponent;
39 import com.sun.star.lang.XMultiServiceFactory;
40 
41 import com.sun.star.awt.Point;
42 import com.sun.star.awt.Size;
43 
44 import com.sun.star.beans.XPropertySet;
45 
46 import com.sun.star.container.XEnumeration;
47 import com.sun.star.container.XEnumerationAccess;
48 
49 import com.sun.star.drawing.XShape;
50 import com.sun.star.drawing.XShapes;
51 
52 import com.sun.star.text.ControlCharacter;
53 import com.sun.star.text.XText;
54 import com.sun.star.text.XTextCursor;
55 import com.sun.star.text.XTextContent;
56 import com.sun.star.text.XTextRange;
57 
58 
59 public class ShapeHelper
60 {
61     // __________ static helper methods __________
62     //
63     public static XPropertySet createAndInsertShape( XComponent xDrawDoc,
64             XShapes xShapes, Point aPos, Size aSize, String sShapeType )
65         throws java.lang.Exception
66     {
67         XShape xShape = createShape( xDrawDoc, aPos, aSize, sShapeType );
68         xShapes.add( xShape );
69         XPropertySet xPropSet = (XPropertySet)
70             UnoRuntime.queryInterface( XPropertySet.class, xShape );
71         return xPropSet;
72     }
73 
74     /** create a Shape
75     */
76     public static XShape createShape( XComponent xDrawDoc,
77             Point aPos, Size aSize, String sShapeType )
78         throws java.lang.Exception
79     {
80         XShape xShape = null;
81         XMultiServiceFactory xFactory =
82             (XMultiServiceFactory )UnoRuntime.queryInterface(
83                 XMultiServiceFactory.class, xDrawDoc );
84         Object xObj = xFactory.createInstance( sShapeType );
85         xShape = (XShape)UnoRuntime.queryInterface(
86             XShape.class, xObj );
87         xShape.setPosition( aPos );
88         xShape.setSize( aSize );
89         return xShape;
90     }
91 
92     /**
93         add text to a shape. the return value is the PropertySet
94         of the text range that has been added
95     */
96     public static XPropertySet addPortion( XShape xShape, String sText, boolean bNewParagraph )
97         throws com.sun.star.lang.IllegalArgumentException
98     {
99         XText xText = (XText)
100             UnoRuntime.queryInterface( XText.class, xShape );
101 
102         XTextCursor xTextCursor = xText.createTextCursor();
103         xTextCursor.gotoEnd( false );
104         if ( bNewParagraph == true )
105         {
106             xText.insertControlCharacter( xTextCursor, ControlCharacter.PARAGRAPH_BREAK, false );
107             xTextCursor.gotoEnd( false );
108         }
109         XTextRange xTextRange = (XTextRange)
110             UnoRuntime.queryInterface( XTextRange.class, xTextCursor );
111         xTextRange.setString( sText );
112         xTextCursor.gotoEnd( true );
113         XPropertySet xPropSet = (XPropertySet)
114             UnoRuntime.queryInterface( XPropertySet.class, xTextRange );
115         return xPropSet;
116     }
117 
118     public static void setPropertyForLastParagraph( XShape xText, String sPropName,
119         Object aValue )
120             throws com.sun.star.beans.UnknownPropertyException,
121                 com.sun.star.beans.PropertyVetoException,
122                     com.sun.star.lang.IllegalArgumentException,
123                         com.sun.star.lang.WrappedTargetException,
124                             com.sun.star.container.NoSuchElementException
125     {
126         XEnumerationAccess xEnumerationAccess = (XEnumerationAccess)
127             UnoRuntime.queryInterface( XEnumerationAccess.class, xText );
128         if ( xEnumerationAccess.hasElements() )
129         {
130             XEnumeration xEnumeration = xEnumerationAccess.createEnumeration();
131             while( xEnumeration.hasMoreElements () )
132             {
133                 Object xObj = xEnumeration.nextElement();
134                 if ( xEnumeration.hasMoreElements() == false )
135                 {
136                     XTextContent xTextContent = (XTextContent)UnoRuntime.queryInterface(
137                         XTextContent.class, xObj );
138                     XPropertySet xParaPropSet = (XPropertySet)
139                         UnoRuntime.queryInterface( XPropertySet.class, xTextContent );
140                     xParaPropSet.setPropertyValue( sPropName, aValue );
141                 }
142             }
143         }
144     }
145 }
146