Javascript examples.

Examples/javascript/namespace/Makefile

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+TOP = ../..
+SWIG = $(TOP)/../preinst-swig
+CXXSRCS    = example.cxx
+JS_SCRIPT = runme.js
+TARGET = example
+INTERFACE = example.i
+
+wrapper::
+	$(MAKE) -f $(TOP)/Makefile CXXSRCS='$(CXXSRCS)' SWIG='$(SWIG)' \
+	SWIGOPT='$(SWIGOPT)' TARGET='$(TARGET)' INTERFACE='$(INTERFACE)' javascript_wrapper_cpp
+
+build:: wrapper
+	$(MAKE) -f $(TOP)/Makefile CXXSRCS='$(CXXSRCS)' SWIG='$(SWIG)' \
+	SWIGOPT='$(SWIGOPT)' TARGET='$(TARGET)' INTERFACE='$(INTERFACE)' javascript_build
+
+clean::
+	$(MAKE) -f $(TOP)/Makefile javascript_clean
+
+check:: build
+	$(MAKE) -f $(TOP)/Makefile JSCXXSRCS='$(JSCXXSRCS)' TARGET='$(TARGET)' \
+		TOP='$(TOP)' JS_SCRIPT='$(JS_SCRIPT)' javascript_run

Examples/javascript/namespace/binding.gyp

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+{
+  "targets": [
+    {
+      "target_name": "example",
+      "sources": [ "example.cxx", "example_wrap.cxx" ]
+    }
+  ]
+}

Examples/javascript/namespace/example.cxx

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+/* File : example.c */
+
+#include <iostream>
+#include "example.h"
+
+#define M_PI 3.14159
+
+
+/* A global variable */
+namespace nspace
+{
+double Foo = 3.0;
+
+/* Compute the greatest common divisor of positive integers */
+int gcd(int x, int y) {
+  int g;
+  g = y;
+  while (x > 0) {
+    g = x;
+    x = y % x;
+    y = g;
+  }
+  return g;
+}
+
+Circle::Circle(): radius(1.0) {}
+
+Circle::Circle(double r): radius(r) {
+    std::cout << "created Circle with r=" << radius << std::endl;
+}
+
+double Circle::area() {
+    std::cout << "Circle::area called, r=" << radius << std::endl;
+    return M_PI*radius*radius;
+}
+}

Examples/javascript/namespace/example.h

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+
+namespace nspace {
+
+extern int    gcd(int x, int y);
+extern double Foo;
+
+class Circle
+{
+public:
+   Circle();
+   
+   Circle(double r);
+   
+   double area();
+
+   double radius;
+   
+};
+
+}

Examples/javascript/namespace/example.i

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+/* File : example.i */
+%module example
+
+%{
+#include "example.h"
+%}
+
+%feature("nspace", 1);
+
+%include "example.h"

Examples/javascript/namespace/runme.js

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+var example = require("./build/Release/example");
+
+console.log("Global variable Foo=" + example.nspace.Foo);
+example.nspace.Foo = 5;
+console.log("Variable Foo changed to " + example.nspace.Foo);
+console.log("GCD of number 6,18 is " + example.nspace.gcd(6,18));
+
+console.log("Creating some objects:");
+c = new example.nspace.Circle(10);
+console.log("area = " + c.area());