How to get a canvas from html document?

Does this work?

canvas := ('#viewpoint' asJQuery) at: 0.

ctx := canvas getContext: '2d'.

2013/4/4 XumuK <[hidden email]>

I have this HTML: <canvas id="viewport" width="800" height="550"></canvas>

I need to get this canvas. How i can get it?

        var canvas = $(canvas).get(0);
        var ctx = canvas.getContext("2d");

        to smalltalk code in Amber

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Sincerely yours, 

     Apostolis Xekoukoulotakis

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Thanks a lot)

пятница, 5 апреля 2013 г., 2:38:27 UTC+4 пользователь nicolas petton написал:

Yes, it does with a small modification. Change #at: to #get: like the following:

canvas := '#id' asJQuery get: 0.

Cheers,

Nico

On Apr 5, 2013, at 12:05 AM, Apostolis Xekoukoulotakis <[hidden email]> wrote:

Does this work?

canvas := ('#viewpoint' asJQuery) at: 0.

ctx := canvas getContext: '2d'.

2013/4/4 XumuK <[hidden email]>

I have this HTML: <canvas id="viewport" width="800" height="550"></canvas>

I need to get this canvas. How i can get it?

        var canvas = $(canvas).get(0);
        var ctx = canvas.getContext("2d");

        to smalltalk code in Amber

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You received this message because you are subscribed to the Google Groups "amber-lang" group.
To unsubscribe from this group and stop receiving emails from it, send an email to amber-lang+...@googlegroups.com.
For more options, visit https://groups.google.com/groups/opt_out.
 
 

--

Sincerely yours, 

     Apostolis Xekoukoulotakis

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Nicolas Petton
http://www.nicolas-petton.fr