scummvm/backends/platform/dc/input.cpp
2014-02-18 02:39:33 +01:00

253 lines
7.3 KiB
C++

/* ScummVM - Graphic Adventure Engine
*
* ScummVM is the legal property of its developers, whose names
* are too numerous to list here. Please refer to the COPYRIGHT
* file distributed with this source distribution.
*
* This program is free software; you can redistribute it and/or
* modify it under the terms of the GNU General Public License
* as published by the Free Software Foundation; either version 2
* of the License, or (at your option) any later version.
*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with this program; if not, write to the Free Software
* Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA.
*
*/
#define FORBIDDEN_SYMBOL_ALLOW_ALL
#define RONIN_TIMER_ACCESS
#include <common/scummsys.h>
#include <common/events.h>
#include "dc.h"
int handleInput(struct mapledev *pad, int &mouse_x, int &mouse_y,
byte &shiftFlags, Interactive *inter)
{
static const char numpadmap[] = "0000039601740285";
int lmb=0, rmb=0, newkey=0;
static int lastkey = 0;
static byte lastlmb = 0, lastrmb = 0;
static int8 mouse_wheel = 0, lastwheel = 0;
shiftFlags = 0;
for (int i=0; i<4; i++, pad++)
if (pad->func & MAPLE_FUNC_CONTROLLER) {
int buttons = pad->cond.controller.buttons;
if (!(buttons & 0x060e)) exit(0);
if (!(buttons & 4)) lmb++;
if (!(buttons & 2)) rmb++;
if (!(buttons & 8)) newkey = Common::KEYCODE_F5;
else if (!(buttons & 512)) newkey = ' ';
else if (!(buttons & 1024)) newkey = numpadmap[(buttons>>4)&15];
if (!(buttons & 128)) { if (inter) newkey = 1001; else mouse_x++; }
if (!(buttons & 64)) { if (inter) newkey = 1002; else mouse_x--; }
if (!(buttons & 32)) { if (inter) newkey = 1003; else mouse_y++; }
if (!(buttons & 16)) { if (inter) newkey = 1004; else mouse_y--; }
mouse_x += ((int)pad->cond.controller.joyx-128)>>4;
mouse_y += ((int)pad->cond.controller.joyy-128)>>4;
if (pad->cond.controller.ltrigger > 200) newkey = 1005;
else if (pad->cond.controller.rtrigger > 200) newkey = 1006;
} else if (pad->func & MAPLE_FUNC_MOUSE) {
int buttons = pad->cond.mouse.buttons;
if (!(buttons & 4)) lmb++;
if (!(buttons & 2)) rmb++;
if (!(buttons & 8)) newkey = Common::KEYCODE_F5;
mouse_x += pad->cond.mouse.axis1;
mouse_y += pad->cond.mouse.axis2;
mouse_wheel += pad->cond.mouse.axis3;
if (inter)
inter->mouse(mouse_x, mouse_y);
pad->cond.mouse.axis1 = 0;
pad->cond.mouse.axis2 = 0;
pad->cond.mouse.axis3 = 0;
} else if (pad->func & MAPLE_FUNC_KEYBOARD) {
for (int p=0; p<6; p++) {
int shift = pad->cond.kbd.shift;
int key = pad->cond.kbd.key[p];
if (shift & 0x08) lmb++;
if (shift & 0x80) rmb++;
if (shift & 0x11) shiftFlags |= Common::KBD_CTRL;
if (shift & 0x44) shiftFlags |= Common::KBD_ALT;
if (shift & 0x22) shiftFlags |= Common::KBD_SHIFT;
if (key >= 4 && key <= 0x1d)
newkey = key+('a'-4);
else if (key >= 0x1e && key <= 0x26)
newkey = key+((shift & 0x22)? ('!'-0x1e) : ('1'-0x1e));
else if (key >= 0x59 && key <= 0x61)
newkey = key+('1'-0x59);
else if (key >= 0x2d && key <= 0x38 && key != 0x31)
newkey = ((shift & 0x22)?
"=?`{ }+*?<>?" :
"-^@[ ];:?,./")[key - 0x2d];
else if (key >= 0x3a && key <= 0x43)
newkey = key+(Common::KEYCODE_F1-0x3a);
else if (key >= 0x54 && key <= 0x57)
newkey = "/*-+"[key-0x54];
else switch(key) {
case 0x27: case 0x62:
newkey = ((shift & 0x22)? '~' : '0'); break;
case 0x28: case 0x58:
newkey = Common::KEYCODE_RETURN; break;
case 0x29:
newkey = Common::KEYCODE_ESCAPE; break;
case 0x2a:
newkey = Common::KEYCODE_BACKSPACE; break;
case 0x2b:
newkey = Common::KEYCODE_TAB; break;
case 0x2c:
newkey = Common::KEYCODE_SPACE; break;
case 0x4c:
if ((shift & 0x11) && (shift & 0x44))
exit(0);
break;
case 0x4f:
if (inter) newkey = 1001; else mouse_x++; break;
case 0x50:
if (inter) newkey = 1002; else mouse_x--; break;
case 0x51:
if (inter) newkey = 1003; else mouse_y++; break;
case 0x52:
if (inter) newkey = 1004; else mouse_y--; break;
case 0x63:
newkey = '.'; break;
case 0x64: case 0x87:
newkey = ((shift & 0x22)? '_' : '\\'); break;
case 0x89:
newkey = ((shift & 0x22)? '|' : '?'); break;
}
}
}
if (lmb && inter && !lastlmb) {
newkey = 1000;
lmb = 0;
}
if (lmb && !lastlmb) {
lastlmb = 1;
return -Common::EVENT_LBUTTONDOWN;
} else if (lastlmb && !lmb) {
lastlmb = 0;
return -Common::EVENT_LBUTTONUP;
}
if (rmb && !lastrmb) {
lastrmb = 1;
return -Common::EVENT_RBUTTONDOWN;
} else if (lastrmb && !rmb) {
lastrmb = 0;
return -Common::EVENT_RBUTTONUP;
}
if (mouse_wheel != lastwheel) {
if (((int8)(mouse_wheel - lastwheel)) > 0) {
lastwheel++;
return -Common::EVENT_WHEELDOWN;
} else {
--lastwheel;
return -Common::EVENT_WHEELUP;
}
}
if (newkey && inter && newkey != lastkey) {
int transkey = inter->key(newkey, shiftFlags);
if (transkey) {
newkey = transkey;
inter = NULL;
}
}
if (!newkey || (lastkey && newkey != lastkey)) {
int upkey = lastkey;
lastkey = 0;
if (upkey)
return upkey | (1<<30);
} else if (!lastkey) {
lastkey = newkey;
if (newkey >= 1000 || !inter)
return newkey;
}
return 0;
}
bool OSystem_Dreamcast::pollEvent(Common::Event &event)
{
unsigned int t = Timer();
if (_timerManager != NULL)
((DefaultTimerManager *)_timerManager)->handler();
if (((int)(t-_devpoll))<0)
return false;
_devpoll += USEC_TO_TIMER(17000);
if (((int)(t-_devpoll))>=0)
_devpoll = t + USEC_TO_TIMER(17000);
maybeRefreshScreen();
int mask = getimask();
setimask(15);
checkSound();
int e = handleInput(locked_get_pads(), _ms_cur_x, _ms_cur_y,
event.kbd.flags, (_softkbd_on? &_softkbd : NULL));
setimask(mask);
if (_ms_cur_x<0) _ms_cur_x=0;
if (_ms_cur_x>=_screen_w) _ms_cur_x=_screen_w-1;
if (_ms_cur_y<0) _ms_cur_y=0;
if (_ms_cur_y>=_screen_h) _ms_cur_y=_screen_h-1;
event.mouse.x = _ms_cur_x;
event.mouse.y = _ms_cur_y;
if (_overlay_visible) {
event.mouse.x -= _overlay_x;
event.mouse.y -= _overlay_y;
}
event.kbd.ascii = 0;
event.kbd.keycode = Common::KEYCODE_INVALID;
if (e<0) {
event.type = (Common::EventType)-e;
return true;
} else if (e>0) {
bool processed = false, down = !(e&(1<<30));
e &= ~(1<<30);
if (e < 1000) {
event.type = (down? Common::EVENT_KEYDOWN : Common::EVENT_KEYUP);
event.kbd.keycode = (Common::KeyCode)e;
event.kbd.ascii = (e>='a' && e<='z' && (event.kbd.flags & Common::KBD_SHIFT)?
e &~ 0x20 : e);
processed = true;
} else if (down) {
if (e == 1005)
setFeatureState(kFeatureVirtualKeyboard,
!getFeatureState(kFeatureVirtualKeyboard));
}
return processed;
} else if (_ms_cur_x != _ms_old_x || _ms_cur_y != _ms_old_y) {
event.type = Common::EVENT_MOUSEMOVE;
_ms_old_x = _ms_cur_x;
_ms_old_y = _ms_cur_y;
return true;
} else {
event.type = (Common::EventType)0;
return false;
}
}