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direction tank move.c
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direction tank move.c
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/***
*void direction
*
*Purpose:
* move the tank left or right.
*Entry:
*
*
*Exit:
*
*********************************************/
#include "atari.h"
void direction (
char key,
int *tank_x,
char *tank_shape,
short screen[][ROW],
short BackGround[][ROW + 1],
short Tools_Color[]
)
{
switch (key)
{
case RIGHT : if (*tank_x < 76)
{
++ *tank_x;
screen_location (
screen,
*tank_x,
ROW,
TANK_ON
);
Move_Object (
BackGround,
tank_shape,
Tools_Color[TAN],
*tank_x - 2,
ROW,
5, 0
);
}break;
case LEFT: if (*tank_x > 2)
{
-- *tank_x;
screen_location (
screen,
*tank_x,
ROW,
TANK_ON
);
Move_Object (
BackGround,
tank_shape,
Tools_Color[TAN],
*tank_x - 2,
ROW,
5, 0
);
}break;
}
}