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events.c
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/* ************************************************************************** */
/* */
/* ::: :::::::: */
/* events.c :+: :+: :+: */
/* +:+ +:+ +:+ */
/* By: conguyen <[email protected]> +#+ +:+ +#+ */
/* +#+#+#+#+#+ +#+ */
/* Created: 2022/02/14 12:21:38 by conguyen #+# #+# */
/* Updated: 2022/03/25 12:48:09 by conguyen ### ########.fr */
/* */
/* ************************************************************************** */
#include "fdf.h"
static int move_zoom_event(int keycode, t_fdf *fdf)
{
if (keycode == KEY_W || keycode == KEY_UP)
fdf->flag.vert -= 20 + fdf->flag.zoom;
if (keycode == KEY_S || keycode == KEY_DOWN)
fdf->flag.vert += 20 + fdf->flag.zoom;
if (keycode == KEY_A || keycode == KEY_LEFT)
fdf->flag.hori -= 20 + fdf->flag.zoom;
if (keycode == KEY_D || keycode == KEY_RIGHT)
fdf->flag.hori += 20 + fdf->flag.zoom;
if (keycode == ZOOM_IN && fdf->flag.zoom < 20)
{
fdf->flag.zoom += 1;
fdf->flag.h = fdf->flag.h_modifier * fdf->flag.zoom;
}
if (keycode == ZOOM_OUT && fdf->flag.zoom > 1)
{
fdf->flag.zoom -= 1;
fdf->flag.h = fdf->flag.h_modifier * fdf->flag.zoom;
}
return (0);
}
static int color_event(int keycode, t_fdf *fdf)
{
if (keycode == KEY_C)
fdf->flag.color = !fdf->flag.color;
return (0);
}
static int height_event(int keycode, t_fdf *fdf)
{
if ((keycode == KEY_PLUS || keycode == KEY_PLUS_PAD)
&& fdf->flag.h < 30 * fdf->flag.zoom)
{
fdf->flag.h_modifier += 1;
fdf->flag.h = (fdf->flag.h_modifier * fdf->flag.zoom);
}
if ((keycode == KEY_MINUS || keycode == KEY_MINUS_PAD)
&& fdf->flag.h > -30 * fdf->flag.zoom)
{
fdf->flag.h_modifier -= 1;
fdf->flag.h = (fdf->flag.h_modifier * fdf->flag.zoom);
}
return (0);
}
static int projection_event(int keycode, t_fdf *fdf)
{
if (keycode == KEY_P)
{
fdf->flag.projection = !fdf->flag.projection;
if (fdf->flag.projection)
{
fdf->flag.para_y = 0;
fdf->flag.proj_x = -2;
fdf->px.pad_w = fdf->flag.pad_modifier;
}
else
{
fdf->flag.para_y = 1;
fdf->flag.proj_x = 2;
fdf->px.pad_w = fdf->flag.pad_modifier * -1;
}
}
render_image(fdf);
return (0);
}
int events(int keycode, t_fdf *fdf)
{
if (keycode == KEY_ESC)
exit_fdf(fdf);
move_zoom_event(keycode, fdf);
color_event(keycode, fdf);
height_event(keycode, fdf);
projection_event(keycode, fdf);
return (0);
}