Update of /cvsroot/libphidget/libphidget/src/examples
In directory usw-pr-cvs1:/tmp/cvs-serv14596
Modified Files:
servo_example.cc
Log Message:
One more example
Index: servo_example.cc
===================================================================
RCS file: /cvsroot/libphidget/libphidget/src/examples/servo_example.cc,v
retrieving revision 1.3
retrieving revision 1.4
diff -C2 -d -r1.3 -r1.4
*** servo_example.cc 12 Sep 2002 03:02:22 -0000 1.3
--- servo_example.cc 12 Sep 2002 03:19:48 -0000 1.4
***************
*** 88,91 ****
--- 88,133 ----
}
+ /**
+ * A derived class that is a servo
+ */
+ void example3()
+ {
+ class CMyServo : public CServo
+ {
+ public:
+ CMyServo(const CUID &uid) :
+ CServo(uid)
+ {
+ printf(" CMyServo: constructed\n");
+ }
+ ~CMyServo()
+ {
+ printf(" CMyServo: destructor\n");
+ }
+ void position(float f)
+ {
+ CServo::position(f);
+ printf(" CMyServo: position(%f)\n",f);
+ }
+ };
+
+ printf("example 3 - Bit more complex, construct our own derived servo\n");
+
+ // We have this brace to make sure all the stack objects get destroyed before we call cleanup,
+ // cleanup will throw an exception when it is called and objects are still out in the "world"
+ {
+ printf(" Request servo #0 from the servo controller\n");
+ CMyServo servo(CUID(servoPhidgetID.serial(),0));
+
+ printf(" Center it.\n");
+ servo.position(.5);
+
+ printf(" Wait for it to move before we destroy the servo object (and thus by default disable the servo).\n");
+ sleep(1);
+ }
+
+ cleanup();
+ };
+
/**
***************
*** 109,112 ****
--- 151,155 ----
example1();
example2();
+ example3();
}
catch(const exception &e)
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