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/* 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.
*
*/
/*
* This code is based on original Soltys source code
* Copyright (c) 1994-1995 Janus B. Wisniewski and L.K. Avalon
*/
#include "cge/mouse.h"
#include "cge/text.h"
#include "cge/cge_main.h"
namespace CGE {
EVENT Evt[EVT_MAX];
uint16 EvtHead = 0, EvtTail = 0;
MOUSE_FUN *MOUSE::OldMouseFun = NULL;
uint16 MOUSE::OldMouseMask = 0;
MOUSE::MOUSE(BITMAP **shpl) : SPRITE(shpl), Busy(NULL), Hold(NULL), hx(0) {
static SEQ ms[] = {
{ 0, 0, 0, 0, 1 },
{ 1, 1, 0, 0, 1 }
};
SetSeq(ms);
/* TODO Mouse handling
// Mouse reset
_AX = 0x0000; // soft & hard reset (0x0021 soft reset does not work)
__int__(0x33);
Exist = (_AX != 0);
Buttons = _BX;
Goto(SCR_WID/2, SCR_HIG/2);
Z = 127;
Step(1);
*/
warning("STUB: MOUSE::MOUSE");
}
MOUSE::~MOUSE(void) {
Off();
}
//void MOUSE::SetFun (void)
//{
//}
void MOUSE::On(void) {
/*
if (SeqPtr && Exist)
{
_CX = X + X; // horizontal position
_DX = Y; // vertical position
_AX = 0x0004; // Set Mouse Position
__int__(0x33);
// set new mouse fun
_ES = FP_SEG(NewMouseFun);
_DX = FP_OFF(NewMouseFun);
_CX = 0x001F; // 11111b = all events
_AX = 0x0014; // Swap User-Interrupt Vector
__int__(0x33);
// save old mouse fun
OldMouseMask = _CX;
OldMouseFun = (MOUSE_FUN *) MK_FP(_ES, _DX);
// set X bounds
_DX = (SCR_WID - W) * 2; // right limit
_CX = 0; // left limit
_AX = 0x0007; // note: each pixel = 2
__int__(0x33);
// set Y bounds
_DX = SCR_HIG - H; // bottom limit
_CX = 0; // top limit
_AX = 0x0008;
__int__(0x33);
Step(0);
if (Busy) Busy->Step(0);
}
*/
warning("STUB: MOUSE::On");
}
void MOUSE::Off(void) {
/*
if (SeqPtr == 0)
{
if (Exist)
{
// bring back old mouse fun
_ES = FP_SEG(OldMouseFun);
_DX = FP_OFF(OldMouseFun);
_CX = OldMouseMask;
_AX = 0x0014; // Swap User-Interrupt Vector
__int__(0x33);
}
Step(1);
if (Busy) Busy->Step(1);
}
*/
warning("STUB: MOUSE::Off");
}
void MOUSE::ClrEvt(SPRITE *spr) {
if (spr) {
uint16 e;
for (e = EvtTail; e != EvtHead; e = (e + 1) % EVT_MAX)
if (Evt[e].Ptr == spr)
Evt[e].Msk = 0;
} else
EvtTail = EvtHead;
}
void MOUSE::Tick(void) {
Step();
while (EvtTail != EvtHead) {
EVENT e = Evt[EvtTail];
if (e.Msk) {
if (Hold && e.Ptr != Hold)
Hold->Touch(e.Msk | ATTN, e.X - Hold->X, e.Y - Hold->Y);
// update mouse cursor position
if (e.Msk & ROLL)
Goto(e.X, e.Y);
// activate current touched SPRITE
if (e.Ptr) {
if (e.Msk & KEYB)
e.Ptr->Touch(e.Msk, e.X, e.Y);
else
e.Ptr->Touch(e.Msk, e.X - e.Ptr->X, e.Y - e.Ptr->Y);
} else if (Sys)
Sys->Touch(e.Msk, e.X, e.Y);
if (e.Msk & L_DN) {
Hold = e.Ptr;
if (Hold) {
Hold->Flags.Hold = true;
hx = e.X - Hold->X;
hy = e.Y - Hold->Y;
}
}
if (e.Msk & L_UP) {
if (Hold) {
Hold->Flags.Hold = false;
Hold = NULL;
}
}
///Touched = e.Ptr;
// discard Text if button released
if (e.Msk & (L_UP | R_UP))
KillText();
}
EvtTail = (EvtTail + 1) % EVT_MAX;
}
if (Hold)
Hold->Goto(X - hx, Y - hy);
}
} // End of namespace CGE
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