Hi Thomas,
ThankU, it is outputing CircleGroup - but the circles are not being
displayed on canvas, I tested to see if my spots list was empty but no
that holds all the points ...any thoughts?
Tx
yasmin
> Hi Yasmin,
>
> [EMAIL PROTECTED] wrote on 03/12/2006 06:04:36 AM:
>
>> When I tried putting a line to test if the code is running, the code
> does
>> run, but apparently it does not create any elements, here's what I
> tested:
>>
>> System.out.println("This is just testing :" +
> g.getAttribute("circleGroup"));
>>
>> and nothing prints for g.getAttribute ...
>
> This is expected, I think you want to use:
> g.getAttributeNS(null, "id");
>
> This should result in the string 'circleGroup'.
>
>> > [EMAIL PROTECTED] wrote on 03/11/2006 05:44:31 PM:
>> >
>> >> I did initially try to add the red circles to the svg document
>> >> programatically, infact I think you emailed me a snippet of your code
>> >> but it doesn't work, the code compiles but does not display the
>> >> red-circles, I tried to repaint my canvas, that don't work... here's
>> >> the code I'm using maybe you might be able to spot where I'm making
>> >> the error...
>> >
>> > The code looks pretty good. You aren't that far from a
>> > standalone example, this would help me help you...
>> >
>> >> //I added this in my constructor
>> >> canvas.setDocumentState(JSVGCanvas.ALWAYS_DYNAMIC);
>> >
>> > This must be done _before_ you set the document on the canvas.
>> >
>> >> //The following code I added in my ActionListener triggred by a
> button
>> >
>> > Are you sure this code runs? Some println's might help make sure
>> > that your spots list isn't empty for some reason, etc. You don't
>> > need to 'repaint' the canvas.
>> >
>> >> canvas.getUpdateManager().getUpdateRunnableQueue().invokeLater(new
>> >> Runnable() {
>> >>
>> >> public void run()
>> >> {
>> >> SVGDocument doc = canvas.getSVGDocument();
>> >> String SVGNS = "http://www.w3.org/2000/svg";;
>> >> Iterator i = spots.iterator();
>> >> Element g =
> doc.getElementById("circleGroup");
>> >> if (g == null)
>> >> {
>> >> g = doc.createElementNS(SVGNS,"g");
>> >> g.setAttributeNS(null, "id",
> "circleGroup");
>> >> doc.getRootElement().appendChild(g);
>> >> }
>> >>
>> >>
>> >> while (i.hasNext())
>> >> {
>> >> Point2D pt2d = (Point2D) i.next();
>> >> Element e =
>> > doc.createElementNS(SVGNS,"circle");
>> >> e.setAttributeNS(null,"cx",""+pt2d.getX());
>> >> e.setAttributeNS(null,"cy",""+pt2d.getY());
>> >> e.setAttributeNS(null,"r","8");
>> >> e.setAttributeNS(null,"fill","Red");
>> >> g.appendChild(e);
>> >> }
>> >> }
>> >> });
>> >>
>> >> canvas.repaint();
>> >
>> >
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>> >
>> >
>>
>>
>>
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