circle.h File Reference

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Data Structures
struct	Circle
	define a Circle structure Has the fields hidden by struct circle as (Point* center) and (float radius) More...

Typedefs
typedef struct Circle	Circle

Functions
Circle *	circle_create (Point *center, float radius)
	allocate a new circle on memory based on its parameters
void	circle_free (Circle *c)
	free memory allocated by the circle c
void	circle_set_center (Circle *c, Point *center)
	Set the circle center.
void	circle_set_radius (Circle *c, float center)
	Set the circle radius.
void	circle_set (Circle *c, Point *center, float radius)
	Set the values of center and radius of structure.
float	circle_get_radius (Circle *c)
	Get the radius of circle c.
Point *	circle_get_center (Circle *c)
	Get the center of circle c.
void	circle_get (Circle *c, Point *center, float *radius)
	Get the its internal attributes through the pointers passed.
int	circle_point_inside (Circle *c, Point *point)
	Check if the pointer /p point is inside of the circle.

Typedef Documentation

Circle

typedef struct Circle Circle

Function Documentation

circle_create()

Circle * circle_create	(	Point *	center,
		float	radius )

allocate a new circle on memory based on its parameters

Parameters

center_pointint	is the center point of the circle
radius	is the radius of the circle

Returns

the address of the allocated circle

circle_free()

void circle_free

(

Circle *

c

)

free memory allocated by the circle c

Parameters

c	a pointer to Circle structure

circle_get()

void circle_get	(	Circle *	c,
		Point *	center,
		float *	radius )

Get the its internal attributes through the pointers passed.

Parameters

[in]	c	the desired circle as pointer
[out]	center	the point pointer to save the center of c
[out]	radius	the radius to save the radius of c

circle_get_center()

Point * circle_get_center

(

Circle *

c

)

Get the center of circle c.

Parameters

[in]

c

the circle to get the /p center

circle_get_radius()

float circle_get_radius

(

Circle *

c

)

Get the radius of circle c.

circle_point_inside()

int circle_point_inside	(	Circle *	c,
		Point *	point )

Check if the pointer /p point is inside of the circle.

Parameters

c	is the circle to check
point	is the point to check if is inside the /p c

Returns

1 if inside of the circle, otherwise 0

circle_set()

void circle_set	(	Circle *	c,
		Point *	center,
		float	radius )

Set the values of center and radius of structure.

circle_set_center()

void circle_set_center	(	Circle *	c,
		Point *	center )

Set the circle center.

circle_set_radius()

void circle_set_radius	(	Circle *	c,
		float	center )

Set the circle radius.