[Laszlo-dev] Snippets make 2 requests when font tag is present

[Henry Minsky]

No, sorry, I was getting faked out by the test case in the wrong servlet.
I'm still looking to see if there's a betterway to load fonts at runtime in
swf8...


On Fri, Apr 17, 2009 at 10:21 PM, Henry Minsky <hminsky at laszlosystems.com>wrote:

> I'm doing some testing, and it looks like this hack of using the
>  ImportAssets2 inside of a snippet for font loading may no longer be
> necessary, at least for Flash player 10  ( I am running the debug flash 10
> player), and hopefully same goes for Flash player 9 .
>
>
>
>
>
>
> On Fri, Apr 17, 2009 at 6:21 PM, Henry Minsky <hminsky at laszlosystems.com>wrote:
>
>> There is indeed a weird hack that snippets use when importing a font in
>> swf8.
>> The snippets library file executes a ImportAssets2 instruction when it
>> loads, with a URL pointing to itself, which causes the fonts to show up in
>> the top level environment.
>>
>> I don't know why it works, but its the only way we found to load fonts
>> from a library, at one point.
>>
>> The end of a snippet contains this code when it is generated
>>
>>         if (mLibFontsDefined) {
>>             ImportAssets2 ia = new ImportAssets2();
>>             //System.err.println("setting ImportAssets url="+this.liburl);
>>             //get property of base url for fonts to import
>>             String importFontUrlPath = LPS.getProperty("import.font.
>> base.url");
>>             if (importFontUrlPath != null) {
>>                 if (importFontUrlPath.endsWith("/") == false) {
>>                     importFontUrlPath += "/";
>>                 }
>>                 if (liburl.startsWith("/")) {
>>                     liburl = liburl.substring(1);
>>                  }
>>                 liburl = importFontUrlPath + liburl;
>>             }
>>             ia.setUrl(liburl);
>>
>>
>> It may no longer be necessary in the current generation of Flash player.
>> But that is what happens,
>> the compiler adds a "import" SWF byte code instruction to the file to
>> cause it to import its own
>> definitions when it is loaded. The request ought to be cached in the
>> browser the second time though, but
>> it looks like it is requesting a different URL than the one that the
>> snippet loaded from?
>>
>>
>>
>>
>>
>> On Fri, Apr 17, 2009 at 4:36 PM, P T Withington <ptw at pobox.com> wrote:
>>
>>> On 2009-04-17, at 16:13EDT, Antun Karlovac wrote:
>>>
>>>  But the weird thing is that the SWF makes two separate HTTP requests
>>>> for the compiled import. Is it at all possible that Webtop somehow overrides
>>>> OpenLaszlo import behavior?
>>>>
>>>
>>>
>>>  I think you would have better luck asking that question of the Webtop
>>> engineers.
>>>
>>
>>
>>
>> --
>> Henry Minsky
>> Software Architect
>> hminsky at laszlosystems.com
>>
>>
>>
>
>
> --
> Henry Minsky
> Software Architect
> hminsky at laszlosystems.com
>
>
>


-- 
Henry Minsky
Software Architect
hminsky at laszlosystems.com
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