INTEGRATION: CWS presentationengine01 (1.1.2); FILE ADDED

2004/07/28 10:44:58 thb 1.1.2.2: #110496# Brought javacanvas to comply with recent API changes
2004/04/12 15:11:03 thb 1.1.2.1: Initial revision

1 files changed, 249 insertions, 0 deletions

diff --git a/canvas/source/java/TextLayout.java b/canvas/source/java/TextLayout.java
new file mode 100644
index 000000000000..2b888cc386ae
--- /dev/null
+++ b/canvas/source/java/TextLayout.java
@@ -0,0 +1,249 @@
+/*************************************************************************
+ *
+ *  $RCSfile: TextLayout.java,v $
+ *
+ *  The Contents of this file are made available subject to the terms of
+ *  either of the following licenses
+ *
+ *         - GNU Lesser General Public License Version 2.1
+ *         - Sun Industry Standards Source License Version 1.1
+ *
+ *  Sun Microsystems Inc., October, 2000
+ *
+ *  GNU Lesser General Public License Version 2.1
+ *  =============================================
+ *  Copyright 2000 by Sun Microsystems, Inc.
+ *  901 San Antonio Road, Palo Alto, CA 94303, USA
+ *
+ *  This library is free software; you can redistribute it and/or
+ *  modify it under the terms of the GNU Lesser General Public
+ *  License version 2.1, as published by the Free Software Foundation.
+ *
+ *  This library is distributed in the hope that it will be useful,
+ *  but WITHOUT ANY WARRANTY; without even the implied warranty of
+ *  MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
+ *  Lesser General Public License for more details.
+ *
+ *  You should have received a copy of the GNU Lesser General Public
+ *  License along with this library; if not, write to the Free Software
+ *  Foundation, Inc., 59 Temple Place, Suite 330, Boston,
+ *  MA  02111-1307  USA
+ *
+ *
+ *  Sun Industry Standards Source License Version 1.1
+ *  =================================================
+ *  The contents of this file are subject to the Sun Industry Standards
+ *  Source License Version 1.1 (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.openoffice.org/license.html.
+ *
+ *  Software provided under this License is provided on an "AS IS" basis,
+ *  WITHOUT WARRANTY OF ANY KIND, EITHER EXPRESSED OR IMPLIED, INCLUDING,
+ *  WITHOUT LIMITATION, WARRANTIES THAT THE SOFTWARE IS FREE OF DEFECTS,
+ *  MERCHANTABLE, FIT FOR A PARTICULAR PURPOSE, OR NON-INFRINGING.
+ *  See the License for the specific provisions governing your rights and
+ *  obligations concerning the Software.
+ *
+ *  The Initial Developer of the Original Code is: Sun Microsystems, Inc.
+ *
+ *  Copyright: 2000 by Sun Microsystems, Inc.
+ *
+ *  All Rights Reserved.
+ *
+ *  Contributor(s): _______________________________________
+ *
+ *
+ ************************************************************************/
+
+// UNO
+import com.sun.star.uno.UnoRuntime;
+import com.sun.star.uno.XComponentContext;
+import com.sun.star.uno.AnyConverter;
+import com.sun.star.lib.uno.helper.WeakBase;
+
+// OOo AWT
+import com.sun.star.awt.*;
+
+// Canvas
+import drafts.com.sun.star.rendering.*;
+import drafts.com.sun.star.geometry.*;
+
+// system-dependent stuff
+import sun.awt.*;
+
+
+public class TextLayout
+    extends com.sun.star.lib.uno.helper.ComponentBase
+    implements com.sun.star.lang.XServiceInfo,
+               drafts.com.sun.star.rendering.XTextLayout
+{
+    private double[]            advancements;
+    private StringContext       text;
+    private byte                direction;
+    private CanvasBase          associatedCanvas;
+    private CanvasFont          font;
+
+    //----------------------------------------------------------------------------------
+
+    public TextLayout( StringContext     aText,
+                       byte              nDirection,
+                       long              nRandomSeed,
+                       CanvasFont       _font,
+                       CanvasBase       _canvas )
+    {
+        text = aText;
+        direction = nDirection;
+        associatedCanvas = _canvas;
+        font = _font;
+    }
+
+    //
+    // XTextLayout implementation
+    // ==========================
+    //
+
+    public XPolyPolygon2D[] queryTextShapes(  )
+    {
+        // TODO
+        return null;
+    }
+
+    public drafts.com.sun.star.geometry.RealRectangle2D[] queryInkMeasures(  )
+    {
+        // TODO
+        return null;
+    }
+
+    public drafts.com.sun.star.geometry.RealRectangle2D[] queryMeasures(  )
+    {
+        // TODO
+        return null;
+    }
+
+    public double[] queryLogicalAdvancements(  )
+    {
+        // TODO
+        return null;
+    }
+
+    public void applyLogicalAdvancements( double[] aAdvancements ) throws com.sun.star.lang.IllegalArgumentException
+    {
+        if( aAdvancements.length != text.Length )
+            throw new com.sun.star.lang.IllegalArgumentException();
+
+        advancements = aAdvancements;
+    }
+
+    public drafts.com.sun.star.geometry.RealRectangle2D queryTextBounds(  )
+    {
+        // TODO
+        return null;
+    }
+
+    public double justify( double nSize ) throws com.sun.star.lang.IllegalArgumentException
+    {
+        // TODO
+        return 0;
+    }
+
+    public double combinedJustify( XTextLayout[] aNextLayouts, double nSize ) throws com.sun.star.lang.IllegalArgumentException
+    {
+        // TODO
+        return 0;
+    }
+
+    public TextHit getTextHit( /*IN*/drafts.com.sun.star.geometry.RealPoint2D aHitPoint )
+    {
+        // TODO
+        return null;
+    }
+
+    public Caret getCaret( int nInsertionIndex, boolean bExcludeLigatures ) throws com.sun.star.lang.IndexOutOfBoundsException
+    {
+        // TODO
+        return null;
+    }
+
+    public int getNextInsertionIndex( int nStartIndex, int nCaretAdvancement, boolean bExcludeLigatures ) throws com.sun.star.lang.IndexOutOfBoundsException
+    {
+        // TODO
+        return 0;
+    }
+
+    public XPolyPolygon2D queryVisualHighlighting( int nStartIndex, int nEndIndex ) throws com.sun.star.lang.IndexOutOfBoundsException
+    {
+        // TODO
+        return null;
+    }
+
+    public XPolyPolygon2D queryLogicalHighlighting( int nStartIndex, int nEndIndex ) throws com.sun.star.lang.IndexOutOfBoundsException
+    {
+        // TODO
+        return null;
+    }
+
+    public double getBaselineOffset(  )
+    {
+        // TODO
+        return 0.0;
+    }
+
+    public byte getMainTextDirection(  )
+    {
+        return direction;
+    }
+
+    public XCanvasFont getFont(  )
+    {
+        return font;
+    }
+
+    public StringContext getText(  )
+    {
+        return text;
+    }
+
+    public boolean draw( java.awt.Graphics2D graphics )
+    {
+        // TODO: use proper advancement. Text direction need not be horizontal!
+        // TODO: given text string need not have a one-to-one relationship between code point and glyph (offset)!
+        graphics.drawString( text.Text.substring(text.StartPosition, text.StartPosition + 1), (float)0.0, (float)0.0 );
+        for( int i=1; i<advancements.length && i<text.Length; ++i )
+        {
+            CanvasUtils.printLog( "XCanvas: drawOffsettedText rendering a \"" +
+                                  text.Text.substring(text.StartPosition + i,
+                                                      text.StartPosition + i + 1) +
+                                  "\" (position " + (text.StartPosition + i) +
+                                  " of " + text.Text + ", offset " + advancements[i] + ")" );
+
+            graphics.drawString( text.Text.substring(text.StartPosition + i, text.StartPosition + i + 1), (float)advancements[i-1], (float)0.0 );
+        }
+
+        return true;
+    }
+
+    //----------------------------------------------------------------------------------
+
+    //
+    // XServiceInfo impl
+    // =================
+    //
+
+    private static final String s_implName = "CanvasFont.java.impl";
+    private static final String s_serviceName = "drafts.com.sun.star.rendering.XCanvasFont";
+
+    public String getImplementationName()
+    {
+        return s_implName;
+    }
+
+    public String [] getSupportedServiceNames()
+    {
+        return new String [] { s_serviceName };
+    }
+
+    public boolean supportsService( String serviceName )
+    {
+        return serviceName.equals( s_serviceName );
+    }
+}