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-rw-r--r--Examples/d/class/example.h34
1 files changed, 34 insertions, 0 deletions
diff --git a/Examples/d/class/example.h b/Examples/d/class/example.h
new file mode 100644
index 000000000..0d4527e92
--- /dev/null
+++ b/Examples/d/class/example.h
@@ -0,0 +1,34 @@
+/* File : example.h */
+
+class Shape {
+public:
+ Shape() {
+ nshapes++;
+ }
+ virtual ~Shape() {
+ nshapes--;
+ };
+ double x, y;
+ void move(double dx, double dy);
+ virtual double area(void) = 0;
+ virtual double perimeter(void) = 0;
+ static int nshapes;
+};
+
+class Circle : public Shape {
+private:
+ double radius;
+public:
+ Circle(double r) : radius(r) { };
+ virtual double area(void);
+ virtual double perimeter(void);
+};
+
+class Square : public Shape {
+private:
+ double width;
+public:
+ Square(double w) : width(w) { };
+ virtual double area(void);
+ virtual double perimeter(void);
+};