adv_error mouseb_svgalib_init(int mouseb_id)
{
struct MouseCaps mouse_caps;
unsigned i;
unsigned buttons[] = {
MOUSE_LEFTBUTTON,
MOUSE_RIGHTBUTTON,
MOUSE_MIDDLEBUTTON,
MOUSE_FOURTHBUTTON,
MOUSE_FIFTHBUTTON,
MOUSE_SIXTHBUTTON,
MOUSE_RESETBUTTON,
0
};
log_std(("mouseb:svgalib: mouseb_svgalib_init(id:%d)\n", mouseb_id));
if (os_internal_wm_active()) {
error_set("Unsupported in X.\n");
return -1;
}
if (!os_internal_svgalib_get()) {
error_set("Not supported without the svgalib library.\n");
return -1;
}
/* already opened internally by svgalib */
if (mouse_getcaps(&mouse_caps)!=0) {
error_set("No mouse found.\n");
return -1;
}
mouse_setxrange(-8191, 8191);
mouse_setyrange(-8191, 8191);
mouse_setscale(1);
mouse_setwrap(MOUSE_NOWRAP);
svgalib_state.button_mac = 0;
for(i=0;buttons[i] && i<BUTTON_MAX;++i) {
if ((mouse_caps.buttons & buttons[i]) != 0) {
svgalib_state.button_map[svgalib_state.button_mac] = buttons[i];
++svgalib_state.button_mac;
}
}
svgalib_state.x = 0;
svgalib_state.y = 0;
svgalib_state.button_mask = 0;
return 0;
}
void I_InitGraphics(void)
{
int i;
// make sure that signals bring us back into text mode
signal(SIGINT, (void(*)(int))I_Quit);
signal(SIGQUIT, (void(*)(int))I_Quit);
signal(SIGHUP, (void(*)(int))I_Quit);
signal(SIGTERM, (void(*)(int))I_Quit);
// init VGA card
if (vga_init() != 0)
I_Error("Could not initialize graphics console\n");
if (vga_setmode(G320x200x256) != 0)
I_Error("Could not switch to graphics mode\n");
// init keyboard
keyboard_init();
keyboard_seteventhandler(keyboard_events);
// init mouse
if (usemouse)
{
mouse_type = MOUSE_NONE;
for (i = 0; mousetypes[i].name != NULL; i++)
{
if (!strcmp(mousetype, mousetypes[i].name))
mouse_type = mousetypes[i].type;
}
mouse_init(mousedev, mouse_type, MOUSE_DEFAULTSAMPLERATE);
mouse_setxrange(0, SCREENWIDTH - 1);
mouse_setyrange(0, SCREENHEIGHT - 1);
mouse_setwrap(MOUSE_NOWRAP);
mouse_seteventhandler(mouse_events);
}
#ifdef USE_JOYSTICK
// init joystick
if (usejoystick)
I_InitJoystick();
#endif
}