[Qgis-developer] QGIS Server - GetPrint request does not respect text boxes size and position if dynamic content passed

[Marco Hugentobler]

 >I prefer to remove the label only if the user gives an empty text.
 > Can I do it ?

No objection from me. Currently, I'm not using the text replacement 
capabilities.

Marco

On 28.05.2013 11:34, René-Luc D'Hont wrote:
> Hi Marco
>
>
>     I guess yes. 'adjustSizeToText()' works for text, not html. Html
>     support for composer label was added recently to the composer
>     label class. Please adapt the relevant lines to work with html
>     labels too. 
>
>
> I'll adapt it
>
>
>     >Question for Marco, Why removed label, if the request doesn't
>     define a value ? Why not used the default value ?
>
>     The idea was that the web client has the possibility to remove an
>     advertised text label completely if it is not used. E.g. if a
>     composition defines a text item with id 'author', the web client
>     can simply ignore it if it does not want to have author's name
>     printed. Note that the labels without ids are not removed as they
>     are considered to be fix, so not subject to client text
>     replacement (original meaning of label id was that this text item
>     is subject to text replacement by web client. Later, the id has
>     been generalized as an id for every item type).
>
>     Another possibility would be to remove the item only if the client
>     gives an empty text and use the default text otherwise. What do
>     you think?
>
>
>
> I prefer to remove the label only if the user gives an empty text.
> Can I do it ?
>
>
> Regards,
> René-Luc
>
>
> On 27.05.2013 22 <tel:27.05.2013%2022>:23, rldhont wrote:
>
>         Hi Marco and other devs,
>
>         In src/mapserver/qgsconfigparser.cpp:530 we can read :
>
>           //replace label text
>           foreach ( QgsComposerLabel *currentLabel, composerLabels )
>           {
>             QString title = parameterMap.value(
>         currentLabel->id().toUpper() );
>
>             if ( title.isEmpty() )
>             {
>               //remove exported labels not referenced in the request
>               if ( !currentLabel->id().isEmpty() )
>               {
>                 c->removeItem( currentLabel );
>                 delete currentLabel;
>               }
>               continue;
>             }
>
>             currentLabel->setText( title );
>             currentLabel->adjustSizeToText();
>           }
>
>         This code is used to draw composer label with value defined by
>         the QGIS WMS Server Request GetPrint.
>
>         The bug defined in the issues #7894
>         http://hub.qgis.org/issues/7894 is probably du to the method
>         adjustSizeToText()
>         Someone can confim it ?
>
>         Question for Marco, Why removed label, if the request doesn't
>         define a value ? Why not used the default value ?
>
>         Regards,
>         René-Luc D'Hont
>         3Liz
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>
>
>     -- 
>     Dr. Marco Hugentobler
>     Sourcepole -  Linux & Open Source Solutions
>     Weberstrasse 5, CH-8004 Zürich, Switzerland
>     marco.hugentobler at sourcepole.ch
>     <mailto:marco.hugentobler at sourcepole.ch> http://www.sourcepole.ch
>     Technical Advisor QGIS Project Steering Committee
>
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>
>


-- 
Dr. Marco Hugentobler
Sourcepole -  Linux & Open Source Solutions
Weberstrasse 5, CH-8004 Zürich, Switzerland
marco.hugentobler at sourcepole.ch http://www.sourcepole.ch
Technical Advisor QGIS Project Steering Committee

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