Updated examples to function correctly with new php4 module. Added

some supplemental examples for cpointer, overloading and references using
proxies.


git-svn-id: https://swig.svn.sourceforge.net/svnroot/swig/trunk/SWIG@7391 626c5289-ae23-0410-ae9c-e8d60b6d4f22

Examples/php4/shadow/BUILD.sh

@@ -1,4 +1,5 @@
 #! /bin/sh -e
 
-${SWIG:=swig} -php4 -phpfull -c++ -withcxx example.cxx example.i
-phpize && ./configure && make clean && make
+${SWIG:=swig} -xmlout e.xml -php4 -make -c++ -withcxx example.cxx example.i
+make
+php -d extension_dir=. runme.php4

Examples/php4/shadow/example.cxx

@@ -6,6 +6,10 @@
 #  define M_PI 3.14159265358979323846
 #endif
 
+int Shape::get_nshapes() {
+  return nshapes;
+}
+
 /* Move the shape to a new location */
 void Shape::move(double dx, double dy) {
   x += dx;
@@ -14,6 +18,10 @@ void Shape::move(double dx, double dy) {
 
 int Shape::nshapes = 0;
 
+void Circle::set_radius( double r ) {
+  radius = r;
+}
+
 double Circle::area(void) {
   return M_PI*radius*radius;
 }
@@ -29,3 +37,7 @@ double Square::area(void) {
 double Square::perimeter(void) {
   return 4*width;
 }
+
+Circle *CircleFactory( double r ) {
+  return new Circle(r);
+}

Examples/php4/shadow/example.h

@@ -15,6 +15,7 @@ public:
   virtual double area(void) = 0;
   virtual double perimeter(void) = 0;
   static  int nshapes;
+  static  int get_nshapes();
 };
 
 class Circle : public Shape {
@@ -23,6 +24,7 @@ private:
 public:
   Circle(double r) : radius(r) { };
   ~Circle() { };
+  void set_radius( double r );
   virtual double area(void);
   virtual double perimeter(void);
 };
@@ -37,7 +39,5 @@ public:
   virtual double perimeter(void);
 };
 
-
-
-
+Circle *CircleFactory( double r );
   

Examples/php4/shadow/example.i

@@ -7,5 +7,6 @@
 
 /* Let's just grab the original header file here */
 
+%newobject CircleFactory;
 %include "example.h"
 

Examples/php4/shadow/runme.php4

@@ -9,8 +9,8 @@ include("example.php");
 # ----- Object creation -----
 
 print "Creating some objects:\n";
-$c = new Circle(10);
-print "    Created circle $c\n";
+$c = CircleFactory(10);
+print "    Created circle $c with area ". $c->area() ."\n";
 $s = new Square(10);
 print "    Created square $s\n";
 
@@ -38,21 +38,31 @@ print "    Square = (" . $s->x . "," . $s->y . ")\n";
 print "\nHere are some properties of the shapes:\n";
 foreach (array($c,$s) as $o) {
       print "    ".get_class($o)." $o\n";
+      print "        x         = " .  $o->x . "\n";
+      print "        y         = " .  $o->y . "\n";
       print "        area      = " .  $o->area() . "\n";
       print "        perimeter = " .  $o->perimeter() . "\n";
   }
 
+# Need to unset($o) or else we hang on to a reference to the Square object.
+unset($o);
+
 # ----- Delete everything -----
 
 print "\nGuess I'll clean up now\n";
 
 # Note: this invokes the virtual destructor
-
-# This causes a seq fault, possibly php trying to call destructor twice ?
-#$c->_destroy();
-#$s->_destroy();
+unset($c);
+$s = 42;
 
 print Shape::nshapes() . " shapes remain\n";
+
+print "Manually setting nshapes\n";
+
+Shape::nshapes(42);
+
+print Shape::get_nshapes() ." == 42\n";
+
 print "Goodbye\n";
 
 ?>