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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/lab.h"
#include "lab/labfun.h"
#include "lab/image.h"
#include "lab/interface.h"
#include "common/util.h"
namespace Lab {
extern bool IsHiRes;
Common::KeyState _keyPressed;
Gadget *createButton(uint16 x, uint16 y, uint16 id, uint16 key, Image *im, Image *imalt) {
Gadget *gptr;
x = g_lab->_graphics->VGAScaleX(x);
if ((gptr = new Gadget())) {
gptr->x = x;
gptr->y = y;
gptr->_gadgetID = id;
gptr->_keyEquiv = key;
gptr->_image = im;
gptr->_altImage = imalt;
return gptr;
} else
return NULL;
}
void freeButtonList(GadgetList *gadgetList) {
for (GadgetList::iterator gadget = gadgetList->begin(); gadget != gadgetList->end(); ++gadget) {
delete *gadget;
}
gadgetList->clear();
}
/*****************************************************************************/
/* Draws a gadget list to the screen. */
/*****************************************************************************/
void drawGadgetList(GadgetList *gadgetList) {
for (GadgetList::iterator gadget = gadgetList->begin(); gadget != gadgetList->end(); ++gadget) {
(*gadget)->_image->drawImage((*gadget)->x, (*gadget)->y);
if (GADGETOFF & (*gadget)->_flags)
disableGadget((*gadget), 1);
}
}
/*****************************************************************************/
/* Dims a gadget, and makes it unavailable for using. */
/*****************************************************************************/
void disableGadget(Gadget *curgad, uint16 pencolor) {
g_lab->_graphics->overlayRect(pencolor, curgad->x, curgad->y, curgad->x + curgad->_image->_width - 1, curgad->y + curgad->_image->_height - 1);
curgad->_flags |= GADGETOFF;
}
/*****************************************************************************/
/* Undims a gadget, and makes it available again. */
/*****************************************************************************/
void enableGadget(Gadget *curgad) {
curgad->_image->drawImage(curgad->x, curgad->y);
curgad->_flags &= !(GADGETOFF);
}
/*****************************************************************************/
/* Make a key press have the right case for a gadget KeyEquiv value. */
/*****************************************************************************/
uint16 makeGadgetKeyEquiv(uint16 key) {
if (Common::isAlnum(key))
key = tolower(key);
return key;
}
/*****************************************************************************/
/* Checks whether or not the cords fall within one of the gadgets in a list */
/* of gadgets. */
/*****************************************************************************/
Gadget *LabEngine::checkNumGadgetHit(GadgetList *gadgetList, uint16 key) {
uint16 gkey = key - '0';
if (!gadgetList)
return NULL;
for (GadgetList::iterator gadgetItr = gadgetList->begin(); gadgetItr != gadgetList->end(); ++gadgetItr) {
Gadget *gadget = *gadgetItr;
if ((gkey - 1 == gadget->_gadgetID || (gkey == 0 && gadget->_gadgetID == 9) ||
(gadget->_keyEquiv != 0 && makeGadgetKeyEquiv(key) == gadget->_keyEquiv))
&& !(GADGETOFF & gadget->_flags)) {
_event->mouseHide();
gadget->_altImage->drawImage(gadget->x, gadget->y);
_event->mouseShow();
g_system->delayMillis(80);
_event->mouseHide();
gadget->_image->drawImage(gadget->x, gadget->y);
_event->mouseShow();
return gadget;
}
}
return NULL;
}
IntuiMessage IMessage;
IntuiMessage *LabEngine::getMsg() {
Gadget *curgad;
int Qualifiers;
_event->updateMouse();
Qualifiers = _keyPressed.flags;
if ((curgad = _event->mouseGadget()) != NULL) {
_event->updateMouse();
IMessage._msgClass = GADGETUP;
IMessage._code = curgad->_gadgetID;
IMessage._gadgetID = curgad->_gadgetID;
IMessage._qualifier = Qualifiers;
return &IMessage;
} else if (_event->mouseButton(&IMessage._mouseX, &IMessage._mouseY, true)) { /* Left Button */
IMessage._qualifier = IEQUALIFIER_LEFTBUTTON | Qualifiers;
IMessage._msgClass = MOUSEBUTTONS;
return &IMessage;
} else if (_event->mouseButton(&IMessage._mouseX, &IMessage._mouseY, false)) { /* Right Button */
IMessage._qualifier = IEQUALIFIER_RBUTTON | Qualifiers;
IMessage._msgClass = MOUSEBUTTONS;
return &IMessage;
} else if (_event->keyPress(&IMessage._code)) { /* Keyboard key */
curgad = checkNumGadgetHit(_event->_screenGadgetList, IMessage._code);
if (curgad) {
IMessage._msgClass = GADGETUP;
IMessage._code = curgad->_gadgetID;
IMessage._gadgetID = curgad->_gadgetID;
} else
IMessage._msgClass = RAWKEY;
IMessage._qualifier = Qualifiers;
return &IMessage;
} else
return NULL;
}
} // End of namespace Lab
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