// file: foo.cc
//

// system include files
//
#include <stdio.h>
#include <stdlib.h>

// define a simple class
//
class Toaster {

protected:
  
  // define some data
  //
  char* str_d;
  long len_d;
  long width_d;
  float weight_d;

  // define some simple functions
  //
public:

  Toaster(float arg = (float)27.0) {
    str_d = (char*)NULL;
    len_d = (long)0;
    width_d = (long)0;
    weight_d = arg;
    fprintf(stdout, "this is the constructor with a float (%f)\n", arg);
  }

  Toaster(long arg) {
    str_d = new char[10];
    len_d = arg;
    width_d = (long)0;
    weight_d = (float)0.0;
    fprintf(stdout, "constructor with integer arg (%d)\n", arg);
  }

  ~Toaster() {
    fprintf(stdout, "... deallocating memory ...\n");
    if (str_d != (char*)NULL) {
      delete [] str_d;
      str_d = (char*)NULL;
    }
  }

  /*
  Toaster(float weight_a, long len_a = 27) {
    len_d = len_a;
    width_d = (long)0;
    weight_d = (float)weight_a;
    fprintf(stdout, "default constructor: weight/len = %f %d\n", weight_d, len_d);
  }
  */

  long get_len() {
    return len_d;
  }
  long get_width() {
    return width_d;
  }
  float get_weight() {
    return weight_d;
  }

  // define some functions
  //
  bool display(FILE* fp, char*);

  bool set_values(long len, long width = (long)999, float weight = 49.0);
  bool set_values(long len, long width = (long)-1);

  // demonstrate an overloaded function
  //
  //  bool compare(Toaster arg1);
  //  bool compare(Toaster* arg1);
  //  bool compare(Toaster& arg1);

private:

  // end of class
};

// define a main program
//
int main(int argc, char** argv) {

  // declare an object
  //
  Toaster kitchenaide;
  Toaster kitchenaide2((float)99.0);
  Toaster kitchenaide3((long)-1);

  // set some values
  //
  kitchenaide.set_values(1, 2, 3.0);
  kitchenaide.set_values(27);
  kitchenaide.set_values(33, -5);
  kitchenaide.display(stdout, (char*)"kitchenaide");

  // print some stuff
  //
  //  bosch.display(stdout, (char*)"bosch");

  // exit gracefully
  //
  return(0);
}

// method: display()
//
bool Toaster::display(FILE* fp, char* str) {

  // print the contents
  //
  fprintf(fp, "object name: %s\n", str);
  fprintf(fp, "length = %d\n", len_d);
  fprintf(fp, "width = %d\n", width_d);
  fprintf(fp, "weight = %f\n", weight_d);

  // exit gracefully
  //
  return true;
}

// method: set_values()
//
bool Toaster::set_values(long len_a, long width_a, float weight_a) {

  // assign values
  //
  len_d = len_a;
  width_d = width_a;
  weight_d = weight_a;

  // exit gracefully
  //
  return true;
}

// method: set_values()
//
bool Toaster::set_values(long len_a, long width_a) {

  // assign values
  //
  len_d = len_a;
  width_d = width_a;

  // exit gracefully
  //
  return true;
}