[Laszlo-dev] [BULK] Re: Transparent Background

Max Carlson max at openlaszlo.org
Tue Jan 5 13:48:29 PST 2010


Yes, that looks good - the app's canvas is transparent.  The window 
isn't supposed to be transparent, because there's an iframe floating 
there.  I think wmode is working for you!  Note that you have to be very 
careful to not have views with a bgcolor or resource if you want 
something to show through...

On 1/5/10 1:30 PM, Lucas Lain wrote:
> I send you the background in red. Is the window supposed to be transparent?
>
>
>
> On Tue, Jan 5, 2010 at 7:21 PM, Max Carlson<max at openlaszlo.org>  wrote:
>> Hmm - strange.  When I click the 'Load' button I see the same results in
>> Safari 4.0.4 and Firefox 3.5.6 on OS X.  Are you sure you're running the
>> latest versions of the Flash player?
>>
>> You could try modifying the bgcolor of the page in the .jsp, then reload:
>>
>>             }
>>                 body {
>>                 background-color: #ffffff;
>>             }
>>
>> I've attached a screen shot that shows this the red through the window (I
>> dragged it a bit).  The only other thing I can think of is updating to a
>> nightly build of trunk, which may have bugfixes/better support for the HTML
>> tag than 4.6.1.  An official release of 4.7 is expected to come out soon...
>>
>> On 1/5/10 12:44 PM, Lucas Lain wrote:
>>>
>>> MacOS X - Firefox (I also tried with safari)
>>>
>>> OpenLaszlo Server 4.6.1
>>>
>>> Here are the two snapshots
>>>
>>>
>>>
>>> On Tue, Jan 5, 2010 at 6:14 PM, Max Carlson<max at openlaszlo.org>    wrote:
>>>>
>>>> Can you try this test in your browser?  It should run with transparency
>>>> properly:
>>>> examples/extensions/html-swf.jsp
>>>>
>>>> If not, what browser/OS combination are you using?
>>>>
>>>> On 1/4/10 4:57 PM, Lucas Lain wrote:
>>>>>
>>>>> Thank you Max but I had no luck.
>>>>>
>>>>> Here is what I wrote in the console.
>>>>>
>>>>> lzx>      canvas.bgcolor
>>>>> 16777215
>>>>>
>>>>> I think the value is set. Does anyone get the transparent canvas to
>>>>> work?
>>>>>
>>>>> Thank you.
>>>>>
>>>>> Lucas.
>>>>>
>>>>>
>>>>> On Thu, Dec 31, 2009 at 7:51 PM, Max Carlson<max at openlaszlo.org>
>>>>>   wrote:
>>>>>>
>>>>>> I'd recommend passing the wmode as an argument to lz.embed.swf(), e.g.
>>>>>> lz.embed.swf({url: '/static/r.swf', ..., wmode: 'transparent'});
>>>>>>
>>>>>> Let me know how this works for you!
>>>>>>
>>>>>> On 12/28/09 11:54 AM, Lucas Lain wrote:
>>>>>>>
>>>>>>> Hello everybody,
>>>>>>>
>>>>>>> I looked everywhere on the web for making canvas area transparent and
>>>>>>> found several posts about this. Every person solved the problem with
>>>>>>> param tag and the wmode attribute, but I cannot make it work :(. I
>>>>>>> compiled the SWF with LZC (line: "lzc recorder.lzx --runtime=swf9 -o
>>>>>>> ../static/r.swf") Here is my html code:
>>>>>>>
>>>>>>>          <div id="player">
>>>>>>>              <object
>>>>>>>
>>>>>>>
>>>>>>>
>>>>>>> codebase="http://download.macromedia.com/pub/shockwave/cabs/flash/swflash.cab#version=6,0,79,0">
>>>>>>>              <param name="wmode" value="transparent">
>>>>>>>              <embed type="application/x-shockwave-flash"
>>>>>>>                     wmode="transparent"
>>>>>>>                     src="/static/r.swf"
>>>>>>>
>>>>>>>
>>>>>>>
>>>>>>>
>>>>>>> pluginspage="http://www.macromedia.com/shockwave/download/index.cgi?P1_Prod_Version=ShockwaveFlash"/>
>>>>>>>              </object>
>>>>>>>          </div>
>>>>>>>
>>>>>>> lzx code:
>>>>>>>
>>>>>>> <canvas proxied="false" debug="true">
>>>>>>>
>>>>>>>      <attribute name="profile" value="'lucaslain'"/>
>>>>>>>
>>>>>>>      <videoview name="vid" id="vid" url="${canvas.profile}"
>>>>>>> type="rtmp">
>>>>>>>          <microphone capturing="true"/>
>>>>>>>      </videoview>
>>>>>>>
>>>>>>> </canvas>
>>>>>>>
>>>>>>>
>>>>>>> Any ideas? I see the white background in safari and firefox :(
>>>>>>>
>>>>>>> Thank you in advance,
>>>>>>>
>>>>>>
>>>>>> --
>>>>>> Regards,
>>>>>> Max Carlson
>>>>>> OpenLaszlo.org
>>>>>>
>>>>>
>>>>>
>>>>>
>>>>
>>>> --
>>>> Regards,
>>>> Max Carlson
>>>> OpenLaszlo.org
>>>>
>>>
>>>
>>>
>>
>> --
>> Regards,
>> Max Carlson
>> OpenLaszlo.org
>>
>
>
>

-- 
Regards,
Max Carlson
OpenLaszlo.org


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