fractol/hook_bonus.c
2023-12-12 17:47:59 +01:00

110 lines
3.2 KiB
C
Executable File

/* ************************************************************************** */
/* */
/* ::: :::::::: */
/* hook_bonus.c :+: :+: :+: */
/* +:+ +:+ +:+ */
/* By: fgras-ca <marvin@42.fr> +#+ +:+ +#+ */
/* +#+#+#+#+#+ +#+ */
/* Created: 2023/09/08 15:29:12 by fgras-ca #+# #+# */
/* Updated: 2023/09/08 15:39:58 by fgras-ca ### ########.fr */
/* */
/* ************************************************************************** */
#include "fractol_bonus.h"
static void direction(int keycode, t_fractol *fractol)
{
float dx;
float dy;
if (keycode == 65361 || keycode == 65363)
{
dx = (fractol->x_max - fractol->x_min);
if (keycode == 65361)
dx *= -1;
fractol->x_min += dx / 3.0;
fractol->x_max += dx / 3.0;
}
if (keycode == 65362 || keycode == 65364)
{
dy = (fractol->y_max - fractol->y_min);
if (keycode == 65364)
dy *= -1;
fractol->y_min += dy / 3.0;
fractol->y_max += dy / 3.0;
}
}
int close_program(t_fractol *fractol)
{
mlx_destroy_window(fractol->mlx, fractol->win);
mlx_destroy_display(fractol->mlx);
free (fractol->mlx);
free(fractol->name);
free(fractol);
exit(0);
return (0);
}
int key_hook(int keycode, t_fractol *fractol)
{
if (keycode == 65307)
close_program(fractol);
direction (keycode, fractol);
change_color(keycode, fractol);
choose(fractol);
return (0);
}
int zoom(int keycode, int x, int y, t_fractol *fractol)
{
float dx;
float dy;
dx = (fractol->x_max - fractol->x_min) / 3;
dy = (fractol->y_max - fractol->y_min) / 3;
if (keycode == 4)
{
fractol->x_min = (fractol->x_min + dx);
fractol->x_max = (fractol->x_max - dx);
fractol->y_min = (fractol->y_min + dy);
fractol->y_max = (fractol->y_max - dy);
}
if (keycode == 5)
{
fractol->x_min = (fractol->x_min - dx);
fractol->x_max = (fractol->x_max + dx);
fractol->y_min = (fractol->y_min - dy);
fractol->y_max = (fractol->y_max + dy);
}
dx = x;
dy = y;
choose(fractol);
return (0);
}
int zoom_mouse(int keycode, int x, int y, t_fractol *fractol)
{
double mousex;
double mousey;
mousex = fractol->x_min + (x * ((fractol->x_max - fractol->x_min) / IMG_X));
mousey = fractol->y_max - (y * ((fractol->y_max - fractol->y_min) / IMG_Y));
if (keycode == 4)
{
fractol->x_min = mousex - (mousex - fractol->x_min) * (2.0 / 3.0);
fractol->x_max = mousex + (fractol->x_max - mousex) * (2.0 / 3.0);
fractol->y_min = mousey - (mousey - fractol->y_min) * (2.0 / 3.0);
fractol->y_max = mousey + (fractol->y_max - mousey) * (2.0 / 3.0);
}
else if (keycode == 5)
{
fractol->x_min = mousex - (mousex - fractol->x_min) * 1.5;
fractol->x_max = mousex + (fractol->x_max - mousex) * 1.5;
fractol->y_min = mousey - (mousey - fractol->y_min) * 1.5;
fractol->y_max = mousey + (fractol->y_max - mousey) * 1.5;
}
choose(fractol);
return (0);
}