Hi Thomas,
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 ...
Thx
yasmin
> Hi Yasmin,
>
> [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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