That sounds good,

is there now already a Git Repository with the current OpenLaszlo Sources?

Thanks

2011/12/16 Henry Minsky <[email protected]>

> Good detective work, Raju
>
> I was always worried about the performance of the TextLayout classes; we
> were going to move to
> them because the TextField class was declared at end-of-life, and we
> needed the bidirectional text layout for a contract. But the speed of
> rendering text was obviously slower with the new classes than
> the old text field which was implemented natively.
>
> I think there were a few places we were using text fields inefficiently,
> like in the debugger, where each additional line of output was causing the
> whole field to re-render.
>
>
>
>
> On Fri, Dec 16, 2011 at 8:02 AM, Raju Bitter <
> [email protected]> wrote:
>
>> Ok, with those changes I was able to build OL with Flex 4.5,
>> generating SWF11 files (checked the 4th byte of the generated SWF
>> file, and it's "0B", for 4.1 it's "0A").
>>
>> On Fri, Dec 16, 2011 at 1:35 PM, Raju Bitter
>> <[email protected]> wrote:
>> > Henry, I finally had time to look back into the problem with compiler
>> exception:
>> > Changes in Flex Hero
>> > Note: TextLayoutFormatValueHolder was a leightweight replacement for
>> > an extremely inefficient TextLayoutFormat class. Since TLF 2.0 the
>> > TextLayoutFormats implementation has been completely replaced by the
>> > code of TextLayoutFormatValueHolder. So since Flex Hero (4.5) this
>> > class is no longer available. In this case, simply replace
>> > TextLayoutFormatValueHolder with TextLayoutFormats in the above
>> > example.
>> >
>> > I replaced TextLayoutFormatValueHolder with TextLayoutFormat (no "s"
>> > here, that's a typo in the Adobe docs) within
>> > LzTLFTextFieldHostFormat.as and LzTLFTextFieldStyleResolver.as. Built
>> > the LFC again, and got the following errors.
>> >
>> > LzTLFTextFieldHostFormat needs to implement the following methods:
>> >  + Interface method get clearFloats in namespace
>> > flashx.textLayout.formats:ITextLayoutFormat
>> >  + Interface method get linkActiveFormat in namespace
>> > flashx.textLayout.formats:ITextLayoutFormat
>> >  + Interface method get linkHoverFormat in namespace
>> > flashx.textLayout.formats:ITextLayoutFormat
>> >  + Interface method get linkNormalFormat in namespace
>> > flashx.textLayout.formats:ITextLayoutFormat
>> >  + Interface method get listAutoPadding in namespace
>> > flashx.textLayout.formats:ITextLayoutFormat
>> >  + Interface method get listMarkerFormat in namespace
>> > flashx.textLayout.formats:ITextLayoutFormat
>> >  + Interface method get listStylePosition in namespace
>> > flashx.textLayout.formats:ITextLayoutFormat
>> >  + Interface method get listStyleType in namespace
>> > flashx.textLayout.formats:ITextLayoutFormat
>> >  + Interface method get styleName in namespace
>> > flashx.textLayout.formats:ITextLayoutFormat
>> >  + Interface method get wordSpacing in namespace
>> > flashx.textLayout.formats:ITextLayoutFormat
>> >  + Interface method getStyle in namespace
>> > flashx.textLayout.formats:ITextLayoutFormat
>> >
>> > When I imlemented the missing methods as dummy methods, the LFC was
>> > compiled without any errors.
>> >
>> > I think what OL needs is a good guide for upgrading the Flex SDK to
>> > newer versions (including adding a new runtime radio to the dev
>> > console). Without that, it will be difficult to maintain the compiler,
>> > and keep the SWF runtime up-to-date.
>> >
>> > On Wed, Nov 16, 2011 at 1:02 AM, Raju Bitter
>> > <[email protected]> wrote:
>> >> Thanks, Henry. No problem. I'll look into this a bit more tomorrow,
>> >> and already have a basic understanding how the integration works.
>> >>
>> >> On Tue, Nov 15, 2011 at 11:06 PM, Henry Minsky <[email protected]>
>> wrote:
>> >>> eek, seems like a few things need to be adjusted. I'm out of town for
>> this
>> >>> week, maybe I can
>> >>> look at this when I get back.
>> >>>
>> >>> On Tue, Nov 15, 2011 at 2:52 PM, Raju Bitter
>> >>> <[email protected]> wrote:
>> >>>>
>> >>>> Henry,
>> >>>>
>> >>>> following your instructions, I noticed these things when upgrading
>> the
>> >>>> Flex SDK to 4.5:
>> >>>> 1) lib/flexTasks.jar does not exist any more
>> >>>>
>> >>>> 2) the configuration of the Flex version, runtime version and path
>> >>>> information for playergobal.swc is spread out over a number of Java
>> >>>> classes, configuration files and probably other places. Is there any
>> >>>> list available which files need to be changed when a new Flash
>> >>>> version/runtime is added?
>> >>>>
>> >>>> 3) How is the value of
>> >>>>
>> >>>>
>> <path-element>libs/player/{targetPlayerVersion}.{targetPlayerMinorVersion}/playerglobal.swc</path-element>
>> >>>> set?
>> >>>>
>> >>>> 4) Using Flex 4.5 means, the playerglobal.swc will be 10.2, but the
>> >>>> generated SWF format will be Flash 11. Does that mean we should
>> switch
>> >>>> the default runtime to Flash 11, or should the user be able to select
>> >>>> the version (10.1 or 11.0)?
>> >>>>
>> >>>> Here are the things I've tried so far:
>> >>>> a) copy the files from the new Flex version over into the $LPS_HOME
>> >>>> directory structure, following the guideline file Henry created
>> >>>>
>> >>>> b) Update the LPS.java player version in
>> >>>> WEB-INF/lps/server/src/org/openlaszlo/server/LPS.java
>> >>>> public static String mDefaultFlexVersion = "10.2";
>> >>>>
>> >>>> c) Added the new Flex version to the list of known versions in
>> >>>> WEB-INF/lps/server/src/org/openlaszlo/compiler/Compiler.java:
>> >>>> public static List<String> KNOWN_FLEX_VERSIONS =
>> >>>>        Arrays.asList("10.0", "10.1", "10.2");
>> >>>>
>> >>>> d) Added the swf11 runtime switch in
>> >>>> org.openlaszlo.sc.SWF9External.java#compileTranslationUnits
>> >>>>     if ("swf11".equals((String)options.get(Compiler.RUNTIME))) {
>> >>>>          cmd.add("-target-player=10.2");
>> >>>>     } else if
>> ("swf10".equals((String)options.get(Compiler.RUNTIME))) {
>> >>>>        if ("10.1".equals(flex_version)) {
>> >>>>
>> >>>> e) LFC build folder WEB-INF/lps/lfc
>> >>>> In build.xml, add "11" to var swfruntimes.
>> >>>> The individual build shell scripts access the flex and runtime
>> default
>> >>>> settings in
>> >>>> WEB-INF/lps/config/lps.properties
>> >>>> # Default runtime
>> >>>> compiler.runtime.default=swf11
>> >>>> compiler.flex_version.default=10.2
>> >>>>
>> >>>> Now, when I try to build, I get the following error message when
>> >>>> building the LFC SWC files:
>> >>>> lzl:
>> >>>>     [echo] Compiling
>> >>>> /home/raju/src/svn/openlaszlo/trunk45/lps/includes/lfc/LFC10.swc
>> >>>>     [echo] Runtime: swf10
>> >>>>     [java] compiler output is Loading configuration file
>> >>>>
>> /home/raju/src/svn/openlaszlo/trunk45/WEB-INF/frameworks/flex-config.xml
>> >>>>     [java]
>> >>>>     [java] Exception compiling scriptfile:
>> >>>> org.openlaszlo.sc.CompilerError: line unknown: Error: Type was not
>> >>>> found or was not a compile-time constant:
>> TextLayoutFormatValueHolder,
>> >>>> in line:             attr:TextLayoutFormatValueHolder,
>> >>>>     [java] line unknown: Error: Type was not found or was not a
>> >>>> compile-time constant: TextLayoutFormatValueHolder, in line:
>> >>>>  styleSelector:String):TextLayoutFormatValueHolder
>> >>>>     [java] org.openlaszlo.sc.CompilerException:
>> >>>> org.openlaszlo.sc.CompilerError: line unknown: Error: Type was not
>> >>>> found or was not a compile-time constant:
>> TextLayoutFormatValueHolder,
>> >>>> in line:             attr:TextLayoutFormatValueHolder,
>> >>>>     [java] line unknown: Error: Type was not found or was not a
>> >>>> compile-time constant: TextLayoutFormatValueHolder, in line:
>> >>>>  styleSelector:String):TextLayoutFormatValueHolder
>> >>>>     [java]     at
>> org.openlaszlo.sc.Compiler.compile(Compiler.java:430)
>> >>>>     [java]     at org.openlaszlo.sc.lzsc.compile(lzsc.java:127)
>> >>>>     [java]     at org.openlaszlo.sc.lzsc.compile(lzsc.java:366)
>> >>>>     [java]     at org.openlaszlo.sc.Main.main(Main.java:23)
>> >>>>     [java] Compilation aborted.
>> >>>>
>> >>>> BUILD FAILED
>> >>>> /home/raju/src/svn/openlaszlo/trunk45/WEB-INF/lps/lfc/build.xml:128:
>> >>>> javax.script.ScriptException:
>> >>>> sun.org.mozilla.javascript.internal.WrappedException: Wrapped The
>> >>>> following error occurred while executing this line:
>> >>>> /home/raju/src/svn/openlaszlo/trunk45/WEB-INF/lps/lfc/build.xml:80:
>> >>>> Java returned: 1 (<Unknown source>#28) in <Unknown source> at line
>> >>>> number 28
>> >>>>        at
>> >>>>
>> com.sun.script.javascript.RhinoScriptEngine.eval(RhinoScriptEngine.java:110)
>> >>>>        at
>> >>>>
>> com.sun.script.javascript.RhinoScriptEngine.eval(RhinoScriptEngine.java:124)
>> >>>>        at
>> >>>> javax.script.AbstractScriptEngine.eval(AbstractScriptEngine.java:247)
>> >>>>        at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method)
>> >>>> ...
>> >>>>
>> >>>> What should I do next? I still see that the system tries to build an
>> >>>> LFC10SWC, not an LFC11.SWC. And the error is probably connected to an
>> >>>> API change for the TLF.
>> >>>>
>> >>>> Any help appreciated. The runtime information is really spread out
>> >>>> over MANY files.
>> >>>>
>> >>>> Raju
>> >>>>
>> >>>> On Tue, Nov 15, 2011 at 2:17 PM, Raju Bitter
>> >>>> <[email protected]> wrote:
>> >>>> > Ignacio,
>> >>>> >
>> >>>> > did you ever try to upgrade the compiler? I'm going to give it a
>> try
>> >>>> > today. Would be good to have the compiler upgraded before the 5.0
>> >>>> > release.
>> >>>> >
>> >>>> > @Henry: If I run into any problems, I'd appreciate your help.
>> >>>> >
>> >>>> > Raju
>> >>>> >
>> >>>> > On Tue, Sep 13, 2011 at 2:43 PM, Amy Muntz <
>> [email protected]>
>> >>>> > wrote:
>> >>>> >> Hi Ignacio,
>> >>>> >>
>> >>>> >> Yes - it would be great if you could work on SWF12 support.  Let
>> us
>> >>>> >> know how
>> >>>> >> it goes and if you get stuck, please don't hesitate to send
>> email. This
>> >>>> >> would be a great step forward!
>> >>>> >>
>> >>>> >> Thanks so much!
>> >>>> >> Amy
>> >>>> >>
>> >>>> >>
>> >>>> >>
>> >>>> >> On Mon, Sep 12, 2011 at 7:44 PM, Donald Anderson <
>> [email protected]>
>> >>>> >> wrote:
>> >>>> >>>
>> >>>> >>> Thanks, Henry.
>> >>>> >>> Ignacio, I also worked on this code, though not as recently as
>> Henry.
>> >>>> >>> So I may be able to help too if you get stuck.
>> >>>> >>> Thanks for volunteering to work on this!
>> >>>> >>> - Don
>> >>>> >>> On Sep 12, 2011, at 6:56 PM, Henry Minsky wrote:
>> >>>> >>>
>> >>>> >>> I was the one who updated to the last SDK, I could help you out
>> with
>> >>>> >>> trying to update.
>> >>>> >>>
>> >>>> >>> I had some steps I wrote up in a file in the sources, in
>> >>>> >>> 3rd-party/how-to-copy-flex
>> >>>> >>>
>> >>>> >>> There are probably better ways to grab the flex SDK bits than
>> what I
>> >>>> >>> did,
>> >>>> >>> but this is a place to start. I can help out if there are any
>> changes
>> >>>> >>> to the
>> >>>> >>> command line calls to
>> >>>> >>> invoke Flex.
>> >>>> >>>
>> >>>> >>>  In the file
>> >>>> >>> WEB-INF/lps/server/src/org/openlaszlo/sc/SWF9External.java
>> >>>> >>> there is code which builds the command args that call the Flex
>> >>>> >>> compiler. It
>> >>>> >>> might be necessary to modify these if any args have changed or
>> been
>> >>>> >>> added to
>> >>>> >>> mxmlc or compc
>> >>>> >>>
>> >>>> >>>
>> >>>> >>>
>> >>>> >>>
>> >>>> >>> On Mon, Sep 12, 2011 at 3:49 PM, Ignacio Lopez
>> >>>> >>> <[email protected]>
>> >>>> >>> wrote:
>> >>>> >>>>
>> >>>> >>>> OL is missing from A LOT of new things in Flash by being stuck
>> with
>> >>>> >>>> the
>> >>>> >>>> old SDK and swf formats...Any plans / timeframe to upgrade to
>> Flex
>> >>>> >>>> 4.5 SDK
>> >>>> >>>> and support swf12?
>> >>>> >>>> I can volunteer some time to help if someone points me in the
>> right
>> >>>> >>>> direction =)
>> >>>> >>>
>> >>>> >>>
>> >>>> >>>
>> >>>> >>> --
>> >>>> >>> Henry Minsky
>> >>>> >>>
>> >>>> >>>
>> >>>> >>>
>> >>>> >>> <howto-copy-flex>
>> >>>> >>>
>> >>>> >>> --
>> >>>> >>> Don Anderson
>> >>>> >>> Java/C/C++, Berkeley DB, systems consultant
>> >>>> >>>
>> >>>> >>> voice: 617-306-2057
>> >>>> >>> email: [email protected]
>> >>>> >>> www: http://www.ddanderson.com
>> >>>> >>> blog: http://libdb.wordpress.com
>> >>>> >>>
>> >>>> >>>
>> >>>> >>>
>> >>>> >>>
>> >>>> >>
>> >>>> >>
>> >>>> >
>> >>>
>> >>>
>> >>>
>> >>> --
>> >>> Henry Minsky
>> >>>
>> >>>
>> >>>
>> >>>
>>
>
>
>
> --
> Henry Minsky
>
>
>
>


-- 
Sebastian Wagner
http://www.openmeetings.de
http://incubator.apache.org/openmeetings/
http://www.webbase-design.de
http://www.wagner-sebastian.com
[email protected]

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