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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 Labyrinth of Time code with assistance of
*
* Copyright (c) 1993 Terra Nova Development
* Copyright (c) 2004 The Wyrmkeep Entertainment Co.
*
*/
#include "lab/mouse.h"
#include "lab/vga.h"
#include "lab/stddefines.h"
#include "lab/timing.h"
#include "lab/interface.h"
namespace Lab {
extern bool IsHiRes;
static bool LeftClick = false;
static bool RightClick = false;
static bool MouseHidden = true;
static int32 NumHidden = 1;
static Gadget *LastGadgetHit = NULL;
Gadget *ScreenGadgetList = NULL;
static byte MouseData[] = {1, 1, 0, 0, 0, 0, 0, 0, 0, 0,
1, 7, 1, 0, 0, 0, 0, 0, 0, 0,
1, 7, 7, 1, 0, 0, 0, 0, 0, 0,
1, 7, 7, 7, 1, 0, 0, 0, 0, 0,
1, 7, 7, 7, 7, 1, 0, 0, 0, 0,
1, 7, 7, 7, 7, 7, 1, 0, 0, 0,
1, 7, 7, 7, 7, 7, 7, 1, 0, 0,
1, 7, 7, 7, 7, 7, 7, 7, 1, 0,
1, 7, 7, 7, 7, 7, 1, 1, 1, 1,
1, 7, 7, 1, 7, 7, 1, 0, 0, 0,
1, 7, 1, 0, 1, 7, 7, 1, 0, 0,
1, 1, 0, 0, 1, 7, 7, 1, 0, 0,
0, 0, 0, 0, 0, 1, 7, 7, 1, 0,
0, 0, 0, 0, 0, 1, 7, 7, 1, 0,
0, 0, 0, 0, 0, 0, 1, 1, 0, 0};
#define MOUSE_WIDTH 10
#define MOUSE_HEIGHT 15
static Gadget *hitgad = NULL;
/*****************************************************************************/
/* Checks whether or not the cords fall within one of the gadgets in a list */
/* of gadgets. */
/*****************************************************************************/
static Gadget *checkGadgetHit(Gadget *gadlist, uint16 x, uint16 y) {
uint16 counter;
while (gadlist != NULL) {
if ((x >= gadlist->x) && (y >= gadlist->y) &&
(x <= (gadlist->x + gadlist->Im->Width)) &&
(y <= (gadlist->y + gadlist->Im->Height)) &&
!(GADGETOFF & gadlist->GadgetFlags)) {
if (IsHiRes) {
hitgad = gadlist;
} else {
VGAStorePage();
mouseHide();
drawImage(gadlist->ImAlt, gadlist->x, gadlist->y);
mouseShow();
for (counter = 0; counter < 3; counter++)
waitTOF();
mouseHide();
drawImage(gadlist->Im, gadlist->x, gadlist->y);
mouseShow();
VGARestorePage();
}
return gadlist;
} else {
gadlist = gadlist->NextGadget;
}
}
return NULL;
}
void attachGadgetList(Gadget *GadList) {
if (ScreenGadgetList != GadList)
LastGadgetHit = NULL;
ScreenGadgetList = GadList;
}
void mouseHandler(int32 flag, int32 mouseX, int32 mouseY) {
if (NumHidden >= 2)
return;
if (!IsHiRes)
mouseX /= 2;
if (flag & 0x02) { /* Left mouse button click */
Gadget *tmp = NULL;
if (ScreenGadgetList)
tmp = checkGadgetHit(ScreenGadgetList, mouseX, mouseY);
if (tmp)
LastGadgetHit = tmp;
else
LeftClick = true;
}
if (flag & 0x08) /* Right mouse button click */
RightClick = true;
}
void updateMouse() {
uint16 counter;
bool doUpdateDisplay = false;
if (!MouseHidden)
doUpdateDisplay = true;
if (hitgad) {
mouseHide();
drawImage(hitgad->ImAlt, hitgad->x, hitgad->y);
mouseShow();
for (counter = 0; counter < 3; counter++)
waitTOF();
mouseHide();
drawImage(hitgad->Im, hitgad->x, hitgad->y);
mouseShow();
doUpdateDisplay = true;
hitgad = NULL;
}
if (doUpdateDisplay)
WSDL_UpdateScreen();
}
/*****************************************************************************/
/* Initializes the mouse. */
/*****************************************************************************/
void initMouse() {
g_system->setMouseCursor(MouseData, MOUSE_WIDTH, MOUSE_HEIGHT, 0, 0, 0);
g_system->showMouse(false);
mouseMove(0, 0);
}
/*****************************************************************************/
/* Shows the mouse. */
/*****************************************************************************/
void mouseShow() {
if (NumHidden)
NumHidden--;
if ((NumHidden == 0) && MouseHidden) {
WSDL_ProcessInput(0);
MouseHidden = false;
}
g_system->showMouse(true);
}
/*****************************************************************************/
/* Hides the mouse. */
/*****************************************************************************/
void mouseHide() {
NumHidden++;
if (NumHidden && !MouseHidden) {
MouseHidden = true;
g_system->showMouse(false);
}
}
extern uint32 g_MouseX;
extern uint32 g_MouseY;
/*****************************************************************************/
/* Gets the current mouse co-ordinates. NOTE: On IBM version, will scale */
/* from virtual to screen co-ordinates automatically. */
/*****************************************************************************/
void mouseXY(uint16 *x, uint16 *y) {
*x = (uint16)g_MouseX;
*y = (uint16)g_MouseY;
if (!IsHiRes)
(*x) /= 2;
}
/*****************************************************************************/
/* Moves the mouse to new co-ordinates. */
/*****************************************************************************/
void mouseMove(uint16 x, uint16 y) {
if (!IsHiRes)
x *= 2;
g_system->warpMouse(x, y);
if (!MouseHidden)
WSDL_ProcessInput(0);
}
/*****************************************************************************/
/* Checks whether or not the mouse buttons have been pressed, and the last */
/* co-ordinates of the button press. leftbutton tells whether to check the */
/* left or right button. */
/*****************************************************************************/
bool mouseButton(uint16 *x, uint16 *y, bool leftbutton) {
if (leftbutton) {
if (LeftClick) {
*x = (!IsHiRes) ? (uint16)g_MouseX / 2 : (uint16)g_MouseX;
*y = (uint16)g_MouseY;
LeftClick = false;
return true;
}
} else {
if (RightClick) {
*x = (!IsHiRes) ? (uint16)g_MouseX / 2 : (uint16)g_MouseX;
*y = (uint16)g_MouseY;
RightClick = false;
return true;
}
}
return false;
}
Gadget *mouseGadget() {
Gadget *Temp = LastGadgetHit;
LastGadgetHit = NULL;
return Temp;
}
} // End of namespace Lab
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