46 lines
990 B
C
46 lines
990 B
C
#ifndef __SQUARE_H__
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#define __SQUARE_H__
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#include "Figure.h"
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typedef struct Square_data
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{
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double a;
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} Square_data;
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struct Square;
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typedef struct Square_interface
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{
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Figure_interface;
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void (*resize) (struct Square *this, double a);
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double (*diag_length) (const struct Square *this);
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} Square_interface;
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void Square_constructor (struct Square *this, double a);
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void Square_destructor (struct Square *this);
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void Square_copy (struct Square *dest, const struct Square *src);
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struct Square* Square_clone (const struct Square *this);
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void Square_destroy (struct Square *this);
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const char* Square_type (const struct Square *this);
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void Square_draw (const struct Square *this);
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double Square_area (const struct Square *this);
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void Square_resize (struct Square *this, double a);
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double Square_diag_length (const struct Square *this);
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/* public */
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typedef struct Square
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{
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Square_interface *vtable;
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Square_data;
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} Square;
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Square* Square_new (double a);
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#endif // __SQUARE_H__
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