[Qgis-developer] Help with Tutorial and Eclipse
Matthew Denno
mgdenno at gmail.com
Mon Jun 22 11:12:59 EDT 2009
Tim,
Thanks for your help.
I didn't think that I would need a complete svn checkout, but I wanted to
make sure as I though that I read something to the contrary at one point.
I will check out the unit tests as you suggested.
Thanks again,
Matt
On Mon, Jun 22, 2009 at 5:42 AM, <lists at linfiniti.com> wrote:
> Hi Matthew
>
> The idea is that they should work against only the package and its
> dependencies - you should not need a complete svn checkout of QGIS to build.
> And when distributing you app you should be able to make your package depend
> on ours and distribute a minimal amount of code. I would also suggest you
> look at the unit tests provided in the qgis sources if you need further
> examples of how to access QGIS resources etc programmatically.
>
> Regards
>
> Tim
>
> Sent via my BlackBerry from Vodacom - let your email find you!
>
> ------------------------------
> *From*: Matthew Denno
> *Date*: Sun, 21 Jun 2009 23:06:11 -0400
> *To*: <lists at linfiniti.com>
> *Subject*: Re: [Qgis-developer] Help with Tutorial and Eclipse
> Tim,
>
> Thanks for the suggestion, I really appreciate your help.
>
> I added the code below to my *.pro file and it runs now, but with some
> errors which I need to look into still.
>
> Added code:
> ADD_DEFINITIONS(-DGUI_EXPORT=)
> ADD_DEFINITIONS(-DCORE_EXPORT=)
> ADD_DEFINITIONS(-DPYTHON_EXPORT=)
>
> I am now getting this message when I try to run it:
> QgsCoordinateReferenceSystem::findMatchingProj will only work if prj acr
> ellipsoid acr and proj4string are set!...
> Layer is valid
> QgsCoordinateReferenceSystem::findMatchingProj will only work if prj acr
> ellipsoid acr and proj4string are set!...
>
> Some times it runs, sometimes it doesn't after these messages (??).
>
> As a follow-up, do the tutorials need to be compiled against the full
> source code or should they work with only the install from the repository?
> I have it "working" with the full source code but am wondering if this is
> necessary.
>
> Thanks Again,
>
> Matt
>
>
> On Sun, Jun 21, 2009 at 12:19 PM, Tim Sutton <lists at linfiniti.com> wrote:
>
>> -----BEGIN PGP SIGNED MESSAGE-----
>> Hash: SHA1
>>
>> Hi Matthew
>>
>> I'm not familiar with eclipse as a C++ IDE but I wonder if you have
>> declared the compiler constants -DCORE_EXPORT , -DGUI_EXPORT and
>> - -DPYTHON_EXPORT. It should be fine to declare them as empty vars if you
>> are under Linux. This is just a shot in the dark since as I mentioned
>> I've never tried to build under eclipse.
>>
>> Regards
>>
>> Tim
>>
>> Matthew Denno wrote:
>> > Hello List,
>> >
>> > I am wondering if someone can help me get the C++ tutorials to compile
>> using
>> > Eclipse?
>> >
>> > Here is my set up:
>> > - Ubuntu 9.04
>> > - QGIS version 1.0.2 standard install from the repositories
>> > - QGIS version 1.2.0 compiled and installed to /usr/local
>> > - Eclipse Ganymede with CDT and Qt Integration
>> >
>> > So what I have done is:
>> > 1) Create a new Qt GUI Project, GUI Type: QMainWindow (this compiles and
>> > runs but doesn't do anything)
>> > 2) Add /usr/include/qgis to the project includes
>> > 3) Add the following to the .pro file:
>> > INCLUDEPATH += /usr/include/qgis
>> > QT += core gui sql xml svg opengl qt3support
>> > 4) Copy and paste the tutorial code from http://blog.qgis.org/node/10to the
>> > automatically generated main.cpp file.
>> >
>> > I have also tried to reference the QGIS version 1.2.0 that was compiled
>> > locally, but no luck.
>> >
>> > When I try to compile the project it looks like the QGIS classes are not
>> > recognized and I get the errors below. It looks like it is finding the
>> *.h
>> > files. I suspect that it is a problem with my *.pro file.
>> >
>> > If someone could help me out it would be greatly appreciated, even just
>> a
>> > point in the right direction.
>> >
>> >
>> > ----ERRORS-------------
>> > make debug
>> > make -f Makefile.Debug
>> > make[1]: Entering directory `/home/matt/workspace/QGIS_Test2'
>> > /usr/bin/uic-qt4 qgis_test2.ui -o ui_qgis_test2.h
>> > g++ -c -pipe -g -Wall -W -D_REENTRANT -DQT_SVG_LIB -DQT_QT3SUPPORT_LIB
>> > -DQT3_SUPPORT -DQT_SQL_LIB -DQT_XML_LIB -DQT_OPENGL_LIB -DQT_GUI_LIB
>> > -DQT_CORE_LIB -DQT_SHARED -I/usr/share/qt4/mkspecs/linux-g++ -I.
>> > -I/usr/include/qt4/QtCore -I/usr/include/qt4/QtGui
>> > -I/usr/include/qt4/QtOpenGL -I/usr/include/qt4/QtXml
>> > -I/usr/include/qt4/QtSql -I/usr/include/qt4/Qt3Support
>> > -I/usr/include/qt4/QtSvg -I/usr/include/qt4 -I/usr/include/qgis
>> > -I/usr/X11R6/include -Idebug -I. -o debug/main.o main.cpp
>> > In file included from main.cpp:6:
>> > /usr/include/qgis/qgsapplication.h:25: error: function definition does
>> not
>> > declare parameters
>> > In file included from main.cpp:7:
>> > /usr/include/qgis/qgsproviderregistry.h:39: error: function definition
>> does
>> > not declare parameters
>> > In file included from /usr/include/qgis/qgsrenderer.h:29,
>> > from /usr/include/qgis/qgssinglesymbolrenderer.h:22,
>> > from main.cpp:8:
>> > /usr/include/qgis/qgis.h:26: error: function definition does not declare
>> > parameters
>> > In file included from /usr/include/qgis/qgssinglesymbolrenderer.h:22,
>> > from main.cpp:8:
>> > /usr/include/qgis/qgsrenderer.h:39: error: function definition does not
>> > declare parameters
>> > In file included from main.cpp:8:
>> > /usr/include/qgis/qgssinglesymbolrenderer.h:26: error: function
>> definition
>> > does not declare parameters
>> > /usr/include/qgis/qgssinglesymbolrenderer.h:68: error:
>> > ‘QgsSingleSymbolRenderer’ has not been declared
>> > /usr/include/qgis/qgssinglesymbolrenderer.h:68: error: non-member
>> function
>> > ‘const QgsSymbol* symbol()’ cannot have cv-qualifier
>> > /usr/include/qgis/qgssinglesymbolrenderer.h: In function ‘const
>> QgsSymbol*
>> > symbol()’:
>> > /usr/include/qgis/qgssinglesymbolrenderer.h:70: error: ‘mSymbol’ was not
>> > declared in this scope
>> > /usr/include/qgis/qgssinglesymbolrenderer.h: At global scope:
>> > /usr/include/qgis/qgssinglesymbolrenderer.h:73: error:
>> > ‘QgsSingleSymbolRenderer’ has not been declared
>> > /usr/include/qgis/qgssinglesymbolrenderer.h:73: error: non-member
>> function
>> > ‘bool needsAttributes()’ cannot have cv-qualifier
>> > In file included from main.cpp:9:
>> > /usr/include/qgis/qgsmaplayerregistry.h:35: error: function definition
>> does
>> > not declare parameters
>> > In file included from /usr/include/qgis/qgsrectangle.h:26,
>> > from /usr/include/qgis/qgsmaplayer.h:27,
>> > from /usr/include/qgis/qgsvectorlayer.h:28,
>> > from main.cpp:10:
>> > /usr/include/qgis/qgspoint.h:30: error: function definition does not
>> declare
>> > parameters
>> > /usr/include/qgis/qgspoint.h:138: error: expected ‘,’ or ‘...’ before
>> ‘&’
>> > token
>> > /usr/include/qgis/qgspoint.h:138: error: ISO C++ forbids declaration of
>> > ‘QgsPoint’ with no type
>> > /usr/include/qgis/qgspoint.h:138: error: ‘bool operator==(int)’ must
>> have an
>> > argument of class or enumerated type
>> > /usr/include/qgis/qgspoint.h:146: error: expected ‘,’ or ‘...’ before
>> ‘&’
>> > token
>> > /usr/include/qgis/qgspoint.h:146: error: ISO C++ forbids declaration of
>> > ‘QgsPoint’ with no type
>> > /usr/include/qgis/qgspoint.h: In function ‘std::ostream&
>> > operator<<(std::ostream&, int)’:
>> > /usr/include/qgis/qgspoint.h:149: error: ‘p’ was not declared in this
>> scope
>> > /usr/include/qgis/qgspoint.h: At global scope:
>> > /usr/include/qgis/qgspoint.h:146: warning: unused parameter ‘QgsPoint’
>> > In file included from /usr/include/qgis/qgsmaplayer.h:27,
>> > from /usr/include/qgis/qgsvectorlayer.h:28,
>> > from main.cpp:10:
>> > /usr/include/qgis/qgsrectangle.h:35: error: function definition does not
>> > declare parameters
>> > /usr/include/qgis/qgsrectangle.h:134: error: expected initializer before
>> > ‘::’ token
>> > /usr/include/qgis/qgsrectangle.h:138: error: ‘QgsRectangle’ has not been
>> > declared
>> > /usr/include/qgis/qgsrectangle.h: In function ‘void
>> setXMinimum(double)’:
>> > /usr/include/qgis/qgsrectangle.h:140: error: ‘xmin’ was not declared in
>> this
>> > scope
>> > /usr/include/qgis/qgsrectangle.h: At global scope:
>> > /usr/include/qgis/qgsrectangle.h:143: error: ‘QgsRectangle’ has not been
>> > declared
>> > /usr/include/qgis/qgsrectangle.h: In function ‘void
>> setXMaximum(double)’:
>> > /usr/include/qgis/qgsrectangle.h:145: error: ‘xmax’ was not declared in
>> this
>> > scope
>> > /usr/include/qgis/qgsrectangle.h: At global scope:
>> > /usr/include/qgis/qgsrectangle.h:148: error: ‘QgsRectangle’ has not been
>> > declared
>> > /usr/include/qgis/qgsrectangle.h: In function ‘void
>> setYMinimum(double)’:
>> > /usr/include/qgis/qgsrectangle.h:150: error: ‘ymin’ was not declared in
>> this
>> > scope
>> > /usr/include/qgis/qgsrectangle.h: At global scope:
>> > /usr/include/qgis/qgsrectangle.h:153: error: ‘QgsRectangle’ has not been
>> > declared
>> > /usr/include/qgis/qgsrectangle.h: In function ‘void
>> setYMaximum(double)’:
>> > /usr/include/qgis/qgsrectangle.h:155: error: ‘ymax’ was not declared in
>> this
>> > scope
>> > /usr/include/qgis/qgsrectangle.h: At global scope:
>> > /usr/include/qgis/qgsrectangle.h:158: error: ‘QgsRectangle’ has not been
>> > declared
>> > /usr/include/qgis/qgsrectangle.h:158: error: non-member function ‘double
>> > xMaximum()’ cannot have cv-qualifier
>> > /usr/include/qgis/qgsrectangle.h: In function ‘double xMaximum()’:
>> > /usr/include/qgis/qgsrectangle.h:160: error: ‘xmax’ was not declared in
>> this
>> > scope
>> > /usr/include/qgis/qgsrectangle.h: At global scope:
>> > /usr/include/qgis/qgsrectangle.h:163: error: ‘QgsRectangle’ has not been
>> > declared
>> > /usr/include/qgis/qgsrectangle.h:163: error: non-member function ‘double
>> > xMinimum()’ cannot have cv-qualifier
>> > /usr/include/qgis/qgsrectangle.h: In function ‘double xMinimum()’:
>> > /usr/include/qgis/qgsrectangle.h:165: error: ‘xmin’ was not declared in
>> this
>> > scope
>> > /usr/include/qgis/qgsrectangle.h: At global scope:
>> > /usr/include/qgis/qgsrectangle.h:168: error: ‘QgsRectangle’ has not been
>> > declared
>> > /usr/include/qgis/qgsrectangle.h:168: error: non-member function ‘double
>> > yMaximum()’ cannot have cv-qualifier
>> > /usr/include/qgis/qgsrectangle.h: In function ‘double yMaximum()’:
>> > /usr/include/qgis/qgsrectangle.h:170: error: ‘ymax’ was not declared in
>> this
>> > scope
>> > /usr/include/qgis/qgsrectangle.h: At global scope:
>> > /usr/include/qgis/qgsrectangle.h:173: error: ‘QgsRectangle’ has not been
>> > declared
>> > /usr/include/qgis/qgsrectangle.h:173: error: non-member function ‘double
>> > yMinimum()’ cannot have cv-qualifier
>> > /usr/include/qgis/qgsrectangle.h: In function ‘double yMinimum()’:
>> > /usr/include/qgis/qgsrectangle.h:175: error: ‘ymin’ was not declared in
>> this
>> > scope
>> > /usr/include/qgis/qgsrectangle.h: At global scope:
>> > /usr/include/qgis/qgsrectangle.h:178: error: ‘QgsRectangle’ has not been
>> > declared
>> > /usr/include/qgis/qgsrectangle.h:178: error: non-member function ‘double
>> > width()’ cannot have cv-qualifier
>> > /usr/include/qgis/qgsrectangle.h: In function ‘double width()’:
>> > /usr/include/qgis/qgsrectangle.h:180: error: ‘xmax’ was not declared in
>> this
>> > scope
>> > /usr/include/qgis/qgsrectangle.h:180: error: ‘xmin’ was not declared in
>> this
>> > scope
>> > /usr/include/qgis/qgsrectangle.h: At global scope:
>> > /usr/include/qgis/qgsrectangle.h:183: error: ‘QgsRectangle’ has not been
>> > declared
>> > /usr/include/qgis/qgsrectangle.h:183: error: non-member function ‘double
>> > height()’ cannot have cv-qualifier
>> > /usr/include/qgis/qgsrectangle.h: In function ‘double height()’:
>> > /usr/include/qgis/qgsrectangle.h:185: error: ‘ymax’ was not declared in
>> this
>> > scope
>> > /usr/include/qgis/qgsrectangle.h:185: error: ‘ymin’ was not declared in
>> this
>> > scope
>> > /usr/include/qgis/qgsrectangle.h: At global scope:
>> > /usr/include/qgis/qgsrectangle.h:188: error: ‘QgsPoint’ does not name a
>> type
>> > /usr/include/qgis/qgsrectangle.h:192: error: expected ‘,’ or ‘...’
>> before
>> > ‘&’ token
>> > /usr/include/qgis/qgsrectangle.h:192: error: ISO C++ forbids declaration
>> of
>> > ‘QgsRectangle’ with no type
>> > /usr/include/qgis/qgsrectangle.h: In function ‘std::ostream&
>> > operator<<(std::ostream&, int)’:
>> > /usr/include/qgis/qgsrectangle.h:192: error: redefinition of
>> ‘std::ostream&
>> > operator<<(std::ostream&, int)’
>> > /usr/include/qgis/qgspoint.h:146: error: ‘std::ostream&
>> > operator<<(std::ostream&, int)’ previously defined here
>> > /usr/include/qgis/qgsrectangle.h:194: error: ‘r’ was not declared in
>> this
>> > scope
>> > /usr/include/qgis/qgsrectangle.h: At global scope:
>> > /usr/include/qgis/qgsrectangle.h:192: warning: unused parameter
>> > ‘QgsRectangle’
>> > In file included from /usr/include/qgis/qgsvectorlayer.h:28,
>> > from main.cpp:10:
>> > /usr/include/qgis/qgsmaplayer.h:41: error: function definition does not
>> > declare parameters
>> > In file included from /usr/include/qgis/qgsvectorlayer.h:29,
>> > from main.cpp:10:
>> > /usr/include/qgis/qgsfeature.h:49: error: function definition does not
>> > declare parameters
>> > In file included from /usr/include/qgis/qgsvectorlayer.h:30,
>> > from main.cpp:10:
>> > /usr/include/qgis/qgssnapper.h:32: error: function definition does not
>> > declare parameters
>> > /usr/include/qgis/qgssnapper.h:58: error: function definition does not
>> > declare parameters
>> > In file included from /usr/include/qgis/qgsvectorlayer.h:32,
>> > from main.cpp:10:
>> > /usr/include/qgis/qgsfield.h:29: error: function definition does not
>> declare
>> > parameters
>> > /usr/include/qgis/qgsfield.h:147: error: ‘QgsField’ was not declared in
>> this
>> > scope
>> > /usr/include/qgis/qgsfield.h:147: error: template argument 2 is invalid
>> > /usr/include/qgis/qgsfield.h:147: error: invalid type in declaration
>> before
>> > ‘;’ token
>> > In file included from main.cpp:10:
>> > /usr/include/qgis/qgsvectorlayer.h:57: error: function definition does
>> not
>> > declare parameters
>> > In file included from main.cpp:11:
>> > /usr/include/qgis/qgsmapcanvas.h:62: error: function definition does not
>> > declare parameters
>> > /usr/include/qgis/qgsmapcanvas.h:93: error: function definition does not
>> > declare parameters
>> > main.cpp: In function ‘int main(int, char**)’:
>> > main.cpp:22: error: ‘QgsApplication’ was not declared in this scope
>> > main.cpp:22: error: expected `;' before ‘app’
>> > main.cpp:30: error: ‘QgsProviderRegistry’ has not been declared
>> > main.cpp:33: error: invalid use of incomplete type ‘struct
>> QgsVectorLayer’
>> > /usr/include/qgis/qgsrenderer.h:22: error: forward declaration of
>> ‘struct
>> > QgsVectorLayer’
>> > main.cpp:34: error: ‘QgsSingleSymbolRenderer’ was not declared in this
>> scope
>> > main.cpp:34: error: ‘mypRenderer’ was not declared in this scope
>> > main.cpp:34: error: expected type-specifier before
>> ‘QgsSingleSymbolRenderer’
>> > main.cpp:34: error: expected `;' before ‘QgsSingleSymbolRenderer’
>> > main.cpp:35: error: ‘QgsMapCanvasLayer’ was not declared in this scope
>> > main.cpp:35: error: template argument 1 is invalid
>> > main.cpp:35: error: invalid type in declaration before ‘;’ token
>> > main.cpp:37: error: invalid use of incomplete type ‘struct
>> QgsVectorLayer’
>> > /usr/include/qgis/qgsrenderer.h:22: error: forward declaration of
>> ‘struct
>> > QgsVectorLayer’
>> > main.cpp:38: error: invalid use of incomplete type ‘struct
>> QgsVectorLayer’
>> > /usr/include/qgis/qgsrenderer.h:22: error: forward declaration of
>> ‘struct
>> > QgsVectorLayer’
>> > main.cpp:48: error: ‘QgsMapLayerRegistry’ has not been declared
>> > main.cpp:50: error: request for member ‘append’ in ‘myLayerSet’, which
>> is of
>> > non-class type ‘int’
>> > main.cpp:52: error: ‘QgsMapCanvas’ was not declared in this scope
>> > main.cpp:52: error: ‘mypMapCanvas’ was not declared in this scope
>> > main.cpp:52: error: expected type-specifier before ‘QgsMapCanvas’
>> > main.cpp:52: error: expected `;' before ‘QgsMapCanvas’
>> > main.cpp:53: error: invalid use of incomplete type ‘struct
>> QgsVectorLayer’
>> > /usr/include/qgis/qgsrenderer.h:22: error: forward declaration of
>> ‘struct
>> > QgsVectorLayer’
>> > main.cpp:63: error: ‘app’ was not declared in this scope
>> > main.cpp: At global scope:
>> > main.cpp:19: warning: unused parameter ‘argc’
>> > main.cpp:19: warning: unused parameter ‘argv’
>> > make[1]: *** [debug/main.o] Error 1
>> > make: *** [debug] Error 2
>> > make[1]: Leaving directory `/home/matt/workspace/QGIS_Test2'
>> >
>> >
>> >
>> > ------------------------------------------------------------------------
>> >
>> >_______________________________________________
>> > Qgis-developer mailing list
>> > Qgis-developer at lists.osgeo.org
>> > http://lists.osgeo.org/mailman/listinfo/qgis-developer
>>
>>
>> - --
>>
>> Tim Sutton - QGIS Project Steering Committee Member (Release Manager)
>> ==============================================
>> Please do not email me off-list with technical
>> support questions. Using the lists will gain
>> more exposure for your issues and the knowledge
>> surrounding your issue will be shared with all.
>>
>> Visit http://linfiniti.com to find out about:
>> * QGIS programming and support services
>> * Mapserver and PostGIS based hosting plans
>> * FOSS Consulting Services
>> Skype: timlinux
>> Irc: timlinux on #qgis at freenode.net
>> ==============================================
>>
>> -----BEGIN PGP SIGNATURE-----
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>> Comment: Using GnuPG with Mozilla - http://enigmail.mozdev.org
>>
>> iEYEARECAAYFAko+XXIACgkQqk07qZdiYjdWEQCfQ7T9uOkK86WmYAQ+e0yett6Q
>> losAoL45e+VMUvlxVDOAKYW8VhkVOqSm
>> =4Ifu
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>>
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>
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