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add: switch to use/free the pointer

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This commit is contained in:
mcolonna 2024-11-21 16:08:46 +01:00
parent decd33cafb
commit a41dae7d23
3 changed files with 34 additions and 5 deletions
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2
src/input.c
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@ -60,4 +60,6 @@ void input_init(void *mlx_ptr, void *win_ptr)
mlx_hook(win_ptr, KeyPress, KeyPressMask, hook_keypress, NULL);
mlx_hook(win_ptr, KeyRelease, KeyReleaseMask, hook_keyrelease, NULL);
mlx_hook(win_ptr, MotionNotify, PointerMotionMask, hook_mousemove, NULL);
mlx_hook(win_ptr, ButtonPress, ButtonPressMask, hook_buttonpress, NULL);
printf(MOUSE_UNUSED_MSG);
}

33
src/input_utils.c
View file

@ -16,6 +16,8 @@
#include "utils.h"
#include "global.h"
static bool g_intercept_mouse = false;
int hook_mousemove(int x, int y)
{
static const t_point_int window_middle = {
@ -23,10 +25,31 @@ int hook_mousemove(int x, int y)
static bool first_call = true;
const int dx = x - window_middle.x;
if (!first_call && dx)
g_input_actions.rotate += dx;
first_call = false;
if (x != window_middle.x || y != window_middle.y)
mlx_mouse_move(g_mlx, g_win, window_middle.x, window_middle.y);
if (g_intercept_mouse)
{
if (!first_call && dx)
g_input_actions.rotate += dx;
first_call = false;
if (x != window_middle.x || y != window_middle.y)
mlx_mouse_move(g_mlx, g_win, window_middle.x, window_middle.y);
}
return (0);
}
int hook_buttonpress(int button)
{
static const t_point_int window_middle = {
SCREEN_WIDTH / 2, SCREEN_HEIGHT / 2};
if (button == Button1)
{
g_intercept_mouse = !g_intercept_mouse;
if (g_intercept_mouse)
{
mlx_mouse_move(g_mlx, g_win, window_middle.x, window_middle.y);
printf(MOUSE_USED_MSG);
}
else
printf(MOUSE_UNUSED_MSG);
}
return (0);
}

4
src/input_utils.h
View file

@ -15,6 +15,10 @@
# include "input.h"
# define MOUSE_UNUSED_MSG "Click in the window to use the pointer.\n"
# define MOUSE_USED_MSG "Click again to free the pointer.\n"
int hook_mousemove(int x, int y);
int hook_buttonpress(int button);
#endif