Hi, I could be wrong here. I think that non displayed element eg: element inside defs does not have correspoding GraphicsNode, since those elements are not rendered. It will have corresponding GraphicsNode when there is a displayable element referencing those element eg: by <use> element
Regards Tonny Kohar On Thu, 2005-02-03 at 23:27, Rémy Brousset wrote: > > hi folks, > > i have some simple svg that i use with their gvt root node to display > it in existing java canvas. > > .... > GVTBuilder builder = new GVTBuilder(); > Element svgRootElem = svgDoc.getDocumentElement(); > GraphicsNode rootNode = builder.build(ctx,svgRootElem ); > ... > rootNode.paint( myDisplayContext ); > > this works pretty good. > What i want to do now is changing the display dynamically among 3 or 4 > possible definitions stored in the svg. > I tried tu put a defs section in the svg, > > <svg width="10%" xmlns:xlink="http://www.w3.org/1999/xlink"; > height="10%" viewBox="0 0 600 600" preserveAspectRatio="xMidYMid > meet" xmlns="http://www.w3.org/2000/svg";> > > <!-- default display --> > <ellipse rx="299" ry="299" style="stroke: rgb(255, 255, 255); > fill: rgb(255, 153, 0);" cx="300" > cy="300"/> > <path style="stroke: rgb(255, 255, 255); fill:rgb(255, 255, 255)" > d="m300,300 l 212.1,-212.1 > a300 300 0 0 1 0 424.2 z"/> > <path style="stroke: rgb(255, 255, 255); fill:rgb(255, 255, 255)" > d="m300,300 l -212.1,-212.1 > a300 300 0 0 0 0 424.2 z"/> > > <defs> > <g id="display2" > > > <ellipse rx="299" ry="299" style="stroke: rgb(255, > 255, 255); fill: rgb(100, 150, 100);" cx="300" > cy="300"/> > <path style="stroke: rgb(255, 255, 255); fill:rgb(255, > 255, 255)" d="m300,300 l 212.1,-212.1 > a300 300 0 0 1 0 424.2 z"/> > <path style="stroke: rgb(255, 255, 255); > fill:rgb(255, 255, 255)" d="m300,300 l -212.1,-212.1 > a300 300 0 0 0 0 424.2 z"/> > > </g> > </defs> > </svg> > > > > and i tried to access it that way with no results : > > Element elem = svgDoc.getElementById("display2"); > GraphicsNode auxDisplayNode = ctx.getGraphicsNode(elem); <-- > auxDisplayNode == null > > Has someone ever done it? should i put it in a symbol section instead > of defs? > have i to reconstruct a whole gvt tree (to have a root graphics > node)?if i have, how can i do that? > > every ideas welcome (even stupids, trust me i got a lot...;) > > thanks,regards > Remy. > > > > > > Add FUN to your email - CLICK HERE! --------------------------------------------------------------------- To unsubscribe, e-mail: [EMAIL PROTECTED] For additional commands, e-mail: [EMAIL PROTECTED]
