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From dewe...@apache.org
Subject cvs commit: xml-batik/sources/org/apache/batik/swing/svg JSVGComponent.java
Date Mon, 14 Feb 2005 22:09:31 GMT
deweese     2005/02/14 14:09:30

  Modified:    sources/org/apache/batik/swing/svg JSVGComponent.java
  Log:
  GVT Render requests are now compressed.  This helps the resize problem.
  
  Revision  Changes    Path
  1.100     +66 -12    xml-batik/sources/org/apache/batik/swing/svg/JSVGComponent.java
  
  Index: JSVGComponent.java
  ===================================================================
  RCS file: /home/cvs/xml-batik/sources/org/apache/batik/swing/svg/JSVGComponent.java,v
  retrieving revision 1.99
  retrieving revision 1.100
  diff -u -r1.99 -r1.100
  --- JSVGComponent.java	18 Nov 2004 01:47:01 -0000	1.99
  +++ JSVGComponent.java	14 Feb 2005 22:09:30 -0000	1.100
  @@ -959,21 +959,75 @@
           }
   
           // Area of interest computation.
  -        AffineTransform inv;
  +        AffineTransform inv = null;
           try {
               inv = renderingTransform.createInverse();
           } catch (NoninvertibleTransformException e) {
  -            throw new InternalError(e.getMessage());
           }
  -        final Shape s =
  -            inv.createTransformedShape(visRect);
  -
  -        updateManager.getUpdateRunnableQueue().invokeLater
  -            (new Runnable() { public void run() {
  -                updateManager.updateRendering(renderingTransform,
  -                                              doubleBufferedRendering, true, s,
  -                                              visRect.width, visRect.height);
  -            }});
  +        final Shape s;
  +        if (inv == null) s = visRect;
  +        else             s = inv.createTransformedShape(visRect);
  +
  +        class UpdateRenderingRunnable implements Runnable {
  +            AffineTransform at;
  +            boolean         doubleBuf;
  +            boolean         clearPaintTrans;
  +            Shape           aoi;
  +            int             width;
  +            int             height;
  +
  +            boolean active;
  +
  +            public UpdateRenderingRunnable(AffineTransform at,
  +                                           boolean doubleBuf,
  +                                           boolean clearPaintTrans,
  +                                           Shape aoi,
  +                                           int width, int height) {
  +                updateInfo(at, doubleBuf, clearPaintTrans, aoi, width, height);
  +                active = true;
  +            }
  +
  +            public void updateInfo(AffineTransform at,
  +                                   boolean doubleBuf,
  +                                   boolean clearPaintTrans,
  +                                   Shape aoi,
  +                                   int width, int height) {
  +                this.at              = at;
  +                this.doubleBuf       = doubleBuf;
  +                this.clearPaintTrans = clearPaintTrans;
  +                this.aoi             = aoi;
  +                this.width           = width;
  +                this.height          = height;
  +                active = true;
  +            }
  +
  +            public void deactivate() {
  +                active = false;
  +            }
  +            public void run() {
  +                if (!active) return;
  +
  +                updateManager.updateRendering
  +                    (at, doubleBuf, clearPaintTrans, aoi, width, height);
  +            }
  +        }
  +        RunnableQueue rq = updateManager.getUpdateRunnableQueue();
  +
  +        // Events compression.
  +        synchronized (rq.getIteratorLock()) {
  +            Iterator it = rq.iterator();
  +            while (it.hasNext()) {
  +                Object next = it.next();
  +                if (next instanceof UpdateRenderingRunnable) {
  +                    ((UpdateRenderingRunnable)next).deactivate();
  +                }
  +            }
  +        }
  +
  +        rq.invokeLater(new UpdateRenderingRunnable
  +                       (renderingTransform, 
  +                        doubleBufferedRendering, true, s,
  +                        visRect.width, visRect.height));
       }
   
       /**
  
  
  

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