[scribus-dev] [scribus] compiling Scribus 1.4.3 on an ARM CPU (Debian Wheezy)

[William Bell]

Hi Craig,

Yes, would sometime between 21:00 and 22:00 CEST (GMT+2hrs) work?

Thanks and best regards,

Will



________________________________
 From: Craig Bradney <cbradney at scribus.info>
To: Scribus Development Mailing List <scribus-dev at lists.scribus.net> 
Cc: "scribus-dev at lists.scribus.info" <scribus-dev at lists.scribus.info> 
Sent: Tuesday, 3 September 2013, 11:06
Subject: Re: [scribus-dev] [scribus] compiling Scribus 1.4.3 on an ARM CPU (Debian Wheezy)
 


Can you make it into our Scribus IRC channel tonight CET?

Thanks
Craig




On 03/09/2013, at 10:23, William Bell <whbell at btinternet.com> wrote:


Hi,
>
>Can anyone help me on this list?
>
>Thanks and best regards,
>
>Will
>
>
>
>
>________________________________
> From: William Bell <whbell at btinternet.com>
>To: Scribus User Mailing List <scribus at lists.scribus.net>; "scribus at lists.scribus.info" <scribus at lists.scribus.info> 
>Sent: Friday, 23 August 2013, 13:31
>Subject: Re: [scribus] compiling Scribus 1.4.3 on an ARM CPU (Debian Wheezy)
> 
>
>Hi,
>
>Who are the lead developers of the Scribus Qt4 interface?
>
>Thanks and best regards,
>
>Will
>
>
>
>
>________________________________
>From: William Bell <whbell at btinternet.com>
>To: "scribus at lists.scribus.info" <scribus at lists.scribus.info> 
>Sent: Tuesday, 20 August 2013, 17:36
>Subject: [scribus] compiling Scribus 1.4.3 on an ARM CPU (Debian Wheezy)
>
>
>Hi,
>
>I am trying to build Scribus 1.4.3 on an ARM CPU that runs Debian Wheezy (Raspbian).  Following the installation of all of the dependencies, the compilation goes well until 
>
>[ 66%] Building CXX object
 scribus/CMakeFiles/scribus.dir/scpainter.cpp.o
>/home/pi/Scribus/scribus/scpainter.cpp: In member function ‘void ScPainter::drawVPath(int)’:
>/home/pi/Scribus/scribus/scpainter.cpp:1119:31:
>error: no matching function for call to 
>‘QPen::setDashPattern(QVector<double>&)’
>/home/pi/Scribus/scribus/scpainter.cpp:1119:31: note: candidate is:
>/usr/include/qt4/QtGui/qpen.h:87:10: note: void QPen::setDashPattern(const QVector<float>&)
>/usr/include/qt4/QtGui/qpen.h:87:10:
>note:   no known conversion for argument 1 from ‘QVector<double>’
>to ‘const QVector<float>&’
>make[2]: *** [scribus/CMakeFiles/scribus.dir/scpainter.cpp.o] Error 1
>make[1]: *** [scribus/CMakeFiles/scribus.dir/all] Error 2
>make: *** [all]
>Error 2
>
>It is very clear why this fails.  In Qt4 there is
>
>/usr/include/qt4/Qt/qglobal.h
>
>typedef QT_COORD_TYPE qreal;
>#elif
 defined(QT_NO_FPU) || defined(QT_ARCH_ARM) || defined(QT_ARCH_WINDOWSCE) || defined(QT_ARCH_SYMBIAN)
>typedef float qreal;
>#else
>typedef double qreal;
>#endif
>
>The Qt functions use qreal, rather than double of float.  In the Scribus source code there are lots of 
>
>QList<double> and QVector<double>
>
>While I could use sed to switch these to qreal, there are other pieces of code such as
>
>Scribus/scribus/util.cpp
>
>void getDashArray(int dashtype, double linewidth, QVector<float> &m_array) {
>   QVector<double> tmp;
>   getDashArray(dashtype, linewidth, tmp);
>   m_array.clear();
>   for (int i = 0; i < tmp.count(); ++i) {
>   m_array << static_cast<float>(tmp[i]);
>  }
>}
>
>void getDashArray(int dashtype, double linewidth, QVector<double>
 &m_array)
>{
>        m_array.clear();
>        if ((dashtype == 1) || (dashtype == 0))
>                return;
>        double Dt = qMax(1.0*linewidth, 0.1);
>        double Sp = qMax(2.0*linewidth,
>0.1);
>        double Da = qMax(4.0*linewidth, 0.1);
>        switch (dashtype)
>        {
>
>
>Why is QVector<double> used instead of QVector<qreal> etc?  If I use sed, I will have to remove overloaded functions that include <float>.  Is this safe?
>
>Thanks and best regards,
>
>Will
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