/trunk/Examples/android/class/jni/example.cpp

# · C++ · 28 lines · 19 code · 7 blank · 2 comment · 0 complexity · 171cb32a84acfebf79a515d16ca29b5b MD5 · raw file

  1. /* File : example.cpp */
  2. #include "example.h"
  3. #define M_PI 3.14159265358979323846
  4. /* Move the shape to a new location */
  5. void Shape::move(double dx, double dy) {
  6. x += dx;
  7. y += dy;
  8. }
  9. int Shape::nshapes = 0;
  10. double Circle::area(void) {
  11. return M_PI*radius*radius;
  12. }
  13. double Circle::perimeter(void) {
  14. return 2*M_PI*radius;
  15. }
  16. double Square::area(void) {
  17. return width*width;
  18. }
  19. double Square::perimeter(void) {
  20. return 4*width;
  21. }