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more joystick stuff based on patch by ge0rg, also added defines for axis settings and mappings for common keys, these defines will hopefully be removed and replaced with config file options at some point

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svn-id: r6563
This commit is contained in:
Jonathan Gray 2003-01-28 06:06:47 +00:00
parent f1b4ec7571
commit 0029c46754
1 changed files with 88 additions and 21 deletions
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109
backends/sdl/sdl-common.cpp
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@ -26,6 +26,20 @@
#include "scummvm.xpm"
// FIXME move joystick defines out and replace with confile file options
// we should really allow users to map any key to a joystick button
#define JOY_DEADZONE 3200
#define JOY_ANALOG
// #define JOY_INVERT_Y
#define JOY_XAXIS 0
#define JOY_YAXIS 1
// buttons
#define JOY_BUT_LMOUSE 0
#define JOY_BUT_RMOUSE 2
#define JOY_BUT_ESCAPE 3
#define JOY_BUT_PERIOD 1
#define JOY_BUT_SPACE 4
#define JOY_BUT_F5 5
bool atexit_proc_installed = false;
void atexit_proc() {
@ -461,6 +475,7 @@ static int mapKey(SDLKey key, SDLMod mod, Uint16 unicode)
bool OSystem_SDL_Common::poll_event(Event *event) {
SDL_Event ev;
int axis;
kbd_mouse();
for(;;) {
@ -648,50 +663,102 @@ bool OSystem_SDL_Common::poll_event(Event *event) {
return true;
case SDL_JOYBUTTONDOWN:
if (ev.jbutton.button == 0) {
if (ev.jbutton.button == JOY_BUT_LMOUSE) {
event->event_code = EVENT_LBUTTONDOWN;
}
if (ev.jbutton.button == 1) {
} else if (ev.jbutton.button == JOY_BUT_RMOUSE) {
event->event_code = EVENT_RBUTTONDOWN;
} else {
event->event_code = EVENT_KEYDOWN;
switch (ev.jbutton.button) {
case JOY_BUT_ESCAPE:
event->kbd.keycode = SDLK_ESCAPE;
event->kbd.ascii = mapKey(SDLK_ESCAPE, ev.key.keysym.mod, 0);
break;
case JOY_BUT_PERIOD:
event->kbd.keycode = SDLK_PERIOD;
event->kbd.ascii = mapKey(SDLK_PERIOD, ev.key.keysym.mod, 0);
break;
case JOY_BUT_SPACE:
event->kbd.keycode = SDLK_SPACE;
event->kbd.ascii = mapKey(SDLK_SPACE, ev.key.keysym.mod, 0);
break;
case JOY_BUT_F5:
event->kbd.keycode = SDLK_F5;
event->kbd.ascii = mapKey(SDLK_F5, ev.key.keysym.mod, 0);
break;
}
}
return true;
case SDL_JOYBUTTONUP:
if (ev.jbutton.button == 0) {
if (ev.jbutton.button == JOY_BUT_LMOUSE) {
event->event_code = EVENT_LBUTTONUP;
}
if (ev.jbutton.button == 1) {
} else if (ev.jbutton.button == JOY_BUT_RMOUSE) {
event->event_code = EVENT_RBUTTONUP;
} else {
event->event_code = EVENT_KEYUP;
switch (ev.jbutton.button) {
case JOY_BUT_ESCAPE:
event->kbd.keycode = SDLK_ESCAPE;
event->kbd.ascii = mapKey(SDLK_ESCAPE, ev.key.keysym.mod, 0);
break;
case JOY_BUT_PERIOD:
event->kbd.keycode = SDLK_PERIOD;
event->kbd.ascii = mapKey(SDLK_PERIOD, ev.key.keysym.mod, 0);
break;
case JOY_BUT_SPACE:
event->kbd.keycode = SDLK_SPACE;
event->kbd.ascii = mapKey(SDLK_SPACE, ev.key.keysym.mod, 0);
break;
case JOY_BUT_F5:
event->kbd.keycode = SDLK_F5;
event->kbd.ascii = mapKey(SDLK_F5, ev.key.keysym.mod, 0);
break;
}
}
return true;
case SDL_JOYAXISMOTION:
event->event_code = EVENT_MOUSEMOVE;
axis = ev.jaxis.value;
if ( axis > JOY_DEADZONE) {
axis -= JOY_DEADZONE;
event->event_code = EVENT_MOUSEMOVE;
} else if ( axis < -JOY_DEADZONE ) {
axis += JOY_DEADZONE;
event->event_code = EVENT_MOUSEMOVE;
} else
axis = 0;
if ( ev.jaxis.axis == 0) {
if (ev.jaxis.value < -3200) { // left
km.x_vel = -1;
if ( ev.jaxis.axis == JOY_XAXIS) {
#ifdef JOY_ANALOG
km.x_vel = axis/2000;
km.x_down_count = 0;
#else
if (axis != 0) {
km.x_vel = (axis > 0) ? 1:-1;
km.x_down_count = 1;
} else if (ev.jaxis.value > 3200) { // right
km.x_vel = 1;
km.x_down_count = 1;
} else { // neither
} else {
km.x_vel = 0;
km.x_down_count = 0;
}
#endif
} else if (ev.jaxis.axis == 1) {
if (ev.jaxis.value < -3200) { // up
km.y_vel = -1;
km.y_down_count = 1;
} else if (ev.jaxis.value > 3200) { // down
km.y_vel = 1;
} else if (ev.jaxis.axis == JOY_YAXIS) {
#ifndef JOY_INVERT_Y
axis = -axis;
#endif
#ifdef JOY_ANALOG
km.y_vel = -axis/2000;
km.y_down_count = 0;
#else
if (axis != 0) {
km.y_vel = (-axis > 0) ? 1:-1;
km.y_down_count = 1;
} else {
km.y_vel = 0;
km.y_down_count = 0;
}
#endif
}
return true;