| <?php |
| |
| # This file illustrates the low-level C++ interface |
| # created by SWIG. In this case, all of our C++ classes |
| # get converted into function calls. |
| |
| include("example.php"); |
| |
| # ----- Object creation ----- |
| |
| print "Creating some objects:\n"; |
| $c = example::CircleFactory(10); |
| print " Created circle \$c with area ". $c->area() ."\n"; |
| $s = new Square(10); |
| print " Created square \$s\n"; |
| |
| # ----- Access a static member ----- |
| |
| print "\nA total of " . Shape::nshapes() . " shapes were created\n"; |
| |
| # ----- Member data access ----- |
| |
| # Set the location of the object. |
| # Note: methods in the base class Shape are used since |
| # x and y are defined there. |
| |
| $c->x = 20; |
| $c->y = 30; |
| $s->x = -10; |
| $s->y = 5; |
| |
| print "\nHere is their current position:\n"; |
| print " Circle = (" . $c->x . "," . $c->y . ")\n"; |
| print " Square = (" . $s->x . "," . $s->y . ")\n"; |
| |
| # ----- Call some methods ----- |
| |
| print "\nHere are some properties of the shapes:\n"; |
| foreach (array($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($o); |
| |
| # ----- Delete everything ----- |
| |
| print "\nGuess I'll clean up now\n"; |
| |
| # Note: this invokes the virtual destructor |
| unset($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"; |
| |
| ?> |