static void twin_fbdev_switch(twin_fbdev_t *tf, int activate)
{
tf->vt_active = activate;
DEBUG("console switch: %sactivating\n", activate ? "" : "de");
/* Upon activation */
if (activate) {
/* Switch complete */
ioctl(tf->vt_fd, VT_RELDISP, VT_ACKACQ);
/* Restore fbdev settings */
if (twin_fbdev_apply_config(tf)) {
tf->active = 1;
/* Mark entire screen for refresh */
if (tf->screen)
twin_screen_damage (tf->screen, 0, 0,
tf->screen->width,
tf->screen->height);
}
} else {
/* Allow switch. Maybe we want to expose some option
* to disallow them ?
*/
ioctl(tf->vt_fd, VT_RELDISP, 1);
tf->active = 0;
if (tf->fb_base != MAP_FAILED)
munmap(tf->fb_base, tf->fb_len);
tf->fb_base = MAP_FAILED;
}
}
void
twin_screen_set_background (twin_screen_t *screen, twin_pixmap_t *pixmap)
{
if (screen->background)
twin_pixmap_destroy (screen->background);
screen->background = pixmap;
twin_screen_damage (screen, 0, 0, screen->width, screen->height);
}
void
twin_screen_resize (twin_screen_t *screen,
twin_coord_t width, twin_coord_t height)
{
screen->width = width;
screen->height = height;
twin_screen_damage (screen, 0, 0, screen->width, screen->height);
}
static void
twin_screen_damage_cursor(twin_screen_t *screen)
{
twin_screen_damage (screen,
screen->cursor->x,
screen->cursor->y,
screen->cursor->x + screen->cursor->width,
screen->cursor->y + screen->cursor->height);
}
void
twin_pixmap_damage (twin_pixmap_t *pixmap,
twin_coord_t left, twin_coord_t top,
twin_coord_t right, twin_coord_t bottom)
{
if (pixmap->screen)
twin_screen_damage (pixmap->screen,
left + pixmap->x,
top + pixmap->y,
right + pixmap->x,
bottom + pixmap->y);
}
