This was posted on SO: http://stackoverflow.com/questions/23812518/render-to-common-canvas-with-polymer-elements/23816594#23816594
On Thu, May 22, 2014 at 9:40 AM, <[email protected]> wrote: > I'm using polymer to render certain things to a canvas. The canvas is > overlaid on some video and it is performing annotations of object video > analytics style. Each rendering element represents a certain type of object > that needs to be rendered, e.g, zones, lines, streaming annotation. Having > the logic for each element mean that the encapsulation of the code is sane. > > I have multiple polymer elements that need to render to the same canvas. > Is the best way to do this to pass the canvas id into the elements? > > <canvas id="myCanvas"></canvas> > <rendering-element canvas="myCanvas"></rendering-element> > <other-rendering-element canvas="myCanvas"></other-rendering-element> > <rendering-element canvas="myCanvas"></rendering-element> > > The elements will use document.getElementById('myCanvas') and use the > returned element to render their data. > > Is this the best practice for this? > > Follow Polymer on Google+: plus.google.com/107187849809354688692 > --- > You received this message because you are subscribed to the Google Groups > "Polymer" group. > To unsubscribe from this group and stop receiving emails from it, send an > email to [email protected]. > To view this discussion on the web visit > https://groups.google.com/d/msgid/polymer-dev/10a0b581-b1c6-4081-bc9f-9989d733b405%40googlegroups.com<https://groups.google.com/d/msgid/polymer-dev/10a0b581-b1c6-4081-bc9f-9989d733b405%40googlegroups.com?utm_medium=email&utm_source=footer> > . > For more options, visit https://groups.google.com/d/optout. > Follow Polymer on Google+: plus.google.com/107187849809354688692 --- You received this message because you are subscribed to the Google Groups "Polymer" group. To unsubscribe from this group and stop receiving emails from it, send an email to [email protected]. To view this discussion on the web visit https://groups.google.com/d/msgid/polymer-dev/CACGqRCD3cyZeB1BwALVpEB5UCagrHZ2PeoGvHedW6nqfMAqieg%40mail.gmail.com. For more options, visit https://groups.google.com/d/optout.
