#!/bin/sh

if [ $# != 1 ]
then
  echo "Usage : $0 name"
  echo "$0 creates standard files (.h, .cpp, .pro) for an example named name"
  exit
fi

if [ ! -d $1 ]
then
  echo "Creating directory $1"
  mkdir $1 || (echo "Error - Unable to create directory $1" ; exit)
fi

cd $1 || (echo "Error - Unable to enter directory $1" ; exit)

files="$1.h $1.C $1.pro"
for f in $files
do
  if [ -e $f ]
  then
    echo "$f allready exists. Remove it first."
    exit
  fi
done


echo "Creating $1.pro"
#
echo "# Write the purpose and a brief description of your exemple here." >> $1.pro
echo >> $1.pro
echo "# Lines must start with '#', paragraphs are separated by a blank line." >> $1.pro
echo "# <code>HTML</code> tags can be inserted, and will be used in the html" >> $1.pro
echo "# page that is automatically created for each exemple." >> $1.pro
echo >> $1.pro
echo "TEMPLATE = app" >> $1.pro
echo "TARGET   = $1" >> $1.pro
echo "CONFIG  += qt opengl warn_on release thread" >> $1.pro
echo >> $1.pro
echo "HEADERS  = $1.h" >> $1.pro
echo "SOURCES  = $1.cpp main.cpp" >> $1.pro
echo >> $1.pro
echo "include( ../examples.pri )" >> $1.pro

echo "Creating $1.h"
#
echo "#include \"QGLViewer/qglviewer.h\"" > $1.h
echo "" >> $1.h
echo "class Viewer : public QGLViewer" >> $1.h
echo "{" >> $1.h
# echo "public :" >> $1.h
# echo "  Viewer();" >> $1.h
# echo "" >> $1.h
echo "protected :" >> $1.h
echo "  virtual void draw();" >> $1.h
echo "  virtual void init();" >> $1.h
echo "  virtual QString helpString() const;" >> $1.h
echo "};" >> $1.h

echo "Creating $1.cpp"
#
echo "#include \"$1.h\"" > $1.cpp
echo "" >> $1.cpp
echo "using namespace qglviewer;" >> $1.cpp
echo "using namespace std;" >> $1.cpp
echo "" >> $1.cpp
# echo "Viewer::Viewer()" >> $1.cpp
# echo "  : QGLViewer()" >> $1.cpp
# echo "{}" >> $1.cpp
# echo "" >> $1.cpp
echo "void Viewer::draw()" >> $1.cpp
echo "{" >> $1.cpp
echo -e "}\n" >> $1.cpp

echo "void Viewer::init()" >> $1.cpp
echo "{" >> $1.cpp
echo "  restoreStateFromFile();" >> $1.cpp
echo "  help();" >> $1.cpp
echo -e "}\n" >> $1.cpp

echo "QString Viewer::helpString() const" >> $1.cpp
echo "{" >> $1.cpp
echo "  QString text(\"<h2>$1</h2>\");" >> $1.cpp
echo "  text += \"Description...\";" >> $1.cpp
echo "  return text;" >> $1.cpp
echo "}" >> $1.cpp


echo "Creating main.cpp"
#
echo "#include \"$1.h\"" > main.cpp
echo "#include <qapplication.h>" >> main.cpp
echo "" >> main.cpp
echo "int main(int argc, char** argv)" >> main.cpp
echo "{" >> main.cpp
echo "  // Read command lines arguments." >> main.cpp
echo "  QApplication application(argc,argv);" >> main.cpp
echo "" >> main.cpp
echo "  // Create a viewer, show it on screen." >> main.cpp
echo "  Viewer viewer;" >> main.cpp
echo "  viewer.show();" >> main.cpp
echo "" >> main.cpp
echo "  // Set the viewer as the application's main widget." >> main.cpp
echo "  application.setMainWidget(&viewer);" >> main.cpp
echo "" >> main.cpp
echo "  // Run main loop." >> main.cpp
echo "  return application.exec();" >> main.cpp
echo "}" >> main.cpp

echo " --- N O W   D O ---"
echo "cvs add $1"
echo "cd $1"
echo "cvs add $1.h $1.cpp $1.pro main.cpp"
echo " Add $1 in examples.pro"
cd -
