The reason why it is not working is because you removed the container of
the renderer from the DOM.
Therefore, you will have to set its container again... Basically it is
rendering somewhere in a detached DOM element.
You can do that, or simply use CSS to hide that DOM element.
On Tue, Jun 26, 2018 at 8:15 AM Sgouros, Thomas <thomas_sgou...@brown.edu>
wrote:
> Hi All:
>
> I have a vtk renderer in a ParaViewWeb application. I create it and then
> attach it to a container for display using the setContainer() method.
>
> this.renderers.push(VtkRenderer.newInstance({
> client: this.model.pvwClient,
> viewId: result,
> }) );
> this.renderers[this.renderers.length - 1].setContainer(
> document.getElementById(container));
>
> This renders fine, and I can see the <div> I created and the <canvas>
> inside it that appears to be the vtkRenderer.
>
> When I render the container invisible (through the click of a user button)
> in the render function of its container, it disappears obediently, but when
> I make it visible again, the canvas inside my container is missing. Not
> zero size, just not present. I tried explicitly calling the render() method
> of the vtkRenderer object, but that doesn't seem to do anything.
>
> Here's what I'm doing:
>
> <button onClick={()=>{
> this.rendererTwoVisible = !this.rendererTwoVisible;
> if (this.rendererTwoVisible) this.renderers[1].render(); //
> Doesn't do anything.
> }}>
> ...
> { this.rendererTwoVisible ? (
> <div style={{display: 'table-cell',
> width: '50%',
> }}>
> <MyControlPanel model={this.model}
>
> view={this.renderers[1]?this.renderers[1].getViewId():""}
> />
> <div id="renderContainerTwo"
> style={{position: 'relative',
> height: '80vh',
> resize: 'both',
> overflow: 'hidden',
> zIndex: '10',
> }}
> />
> </div>
> ) : null }
>
> I feel like there is a render method I should be calling directly
> somewhere, but can't figure out what or where that should be. Any
> suggestions welcome,
>
> Thank you,
>
> -Tom
>
>
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