mirror of
https://github.com/libretro/scummvm.git
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255 lines
7.2 KiB
C++
255 lines
7.2 KiB
C++
/* ScummVM - Graphic Adventure Engine
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*
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* ScummVM is the legal property of its developers, whose names
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* are too numerous to list here. Please refer to the COPYRIGHT
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* file distributed with this source distribution.
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*
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* This program is free software; you can redistribute it and/or
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* modify it under the terms of the GNU General Public License
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* as published by the Free Software Foundation; either version 2
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* of the License, or (at your option) any later version.
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*
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* This program is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU General Public License for more details.
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*
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* You should have received a copy of the GNU General Public License
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* along with this program; if not, write to the Free Software
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* Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA.
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*
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*/
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/*
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* This code is based on Labyrinth of Time code with assistance of
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*
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* Copyright (c) 1993 Terra Nova Development
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* Copyright (c) 2004 The Wyrmkeep Entertainment Co.
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*
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*/
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#include "lab/lab.h"
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#include "lab/mouse.h"
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#include "lab/stddefines.h"
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#include "lab/interface.h"
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namespace Lab {
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static bool LeftClick = false;
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static bool RightClick = false;
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static bool MouseHidden = true;
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static int32 NumHidden = 1;
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static Gadget *LastGadgetHit = NULL;
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Gadget *ScreenGadgetList = NULL;
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static byte MouseData[] = {1, 1, 0, 0, 0, 0, 0, 0, 0, 0,
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1, 7, 1, 0, 0, 0, 0, 0, 0, 0,
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1, 7, 7, 1, 0, 0, 0, 0, 0, 0,
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1, 7, 7, 7, 1, 0, 0, 0, 0, 0,
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1, 7, 7, 7, 7, 1, 0, 0, 0, 0,
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1, 7, 7, 7, 7, 7, 1, 0, 0, 0,
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1, 7, 7, 7, 7, 7, 7, 1, 0, 0,
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1, 7, 7, 7, 7, 7, 7, 7, 1, 0,
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1, 7, 7, 7, 7, 7, 1, 1, 1, 1,
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1, 7, 7, 1, 7, 7, 1, 0, 0, 0,
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1, 7, 1, 0, 1, 7, 7, 1, 0, 0,
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1, 1, 0, 0, 1, 7, 7, 1, 0, 0,
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0, 0, 0, 0, 0, 1, 7, 7, 1, 0,
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0, 0, 0, 0, 0, 1, 7, 7, 1, 0,
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0, 0, 0, 0, 0, 0, 1, 1, 0, 0};
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#define MOUSE_WIDTH 10
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#define MOUSE_HEIGHT 15
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static Gadget *hitgad = NULL;
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/*****************************************************************************/
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/* Checks whether or not the cords fall within one of the gadgets in a list */
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/* of gadgets. */
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/*****************************************************************************/
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Gadget *EventManager::checkGadgetHit(Gadget *gadlist, Common::Point pos) {
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while (gadlist != NULL) {
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if ((pos.x >= gadlist->x) && (pos.y >= gadlist->y) &&
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(pos.x <= (gadlist->x + gadlist->Im->Width)) &&
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(pos.y <= (gadlist->y + gadlist->Im->Height)) &&
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!(GADGETOFF & gadlist->GadgetFlags)) {
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if (_vm->_isHiRes) {
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hitgad = gadlist;
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} else {
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mouseHide();
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_vm->drawImage(gadlist->ImAlt, gadlist->x, gadlist->y);
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mouseShow();
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for (uint16 i = 0; i < 3; i++)
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_vm->waitTOF();
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mouseHide();
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_vm->drawImage(gadlist->Im, gadlist->x, gadlist->y);
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mouseShow();
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}
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return gadlist;
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} else {
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gadlist = gadlist->NextGadget;
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}
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}
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return NULL;
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}
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void EventManager::attachGadgetList(Gadget *GadList) {
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if (ScreenGadgetList != GadList)
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LastGadgetHit = NULL;
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ScreenGadgetList = GadList;
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}
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EventManager::EventManager(LabEngine *vm) : _vm(vm) {
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}
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void EventManager::mouseHandler(int flag, Common::Point pos) {
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if (NumHidden >= 2)
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return;
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if (flag & 0x02) { /* Left mouse button click */
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Gadget *tmp = NULL;
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if (ScreenGadgetList)
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tmp = checkGadgetHit(ScreenGadgetList, _vm->_isHiRes ? pos : Common::Point(pos.x / 2, pos.y));
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if (tmp)
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LastGadgetHit = tmp;
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else
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LeftClick = true;
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}
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if (flag & 0x08) /* Right mouse button click */
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RightClick = true;
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}
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void EventManager::updateMouse() {
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bool doUpdateDisplay = false;
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if (!MouseHidden)
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doUpdateDisplay = true;
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if (hitgad) {
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mouseHide();
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_vm->drawImage(hitgad->ImAlt, hitgad->x, hitgad->y);
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mouseShow();
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for (uint16 i = 0; i < 3; i++)
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_vm->waitTOF();
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mouseHide();
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_vm->drawImage(hitgad->Im, hitgad->x, hitgad->y);
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mouseShow();
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doUpdateDisplay = true;
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hitgad = NULL;
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}
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if (doUpdateDisplay)
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_vm->screenUpdate();
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}
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/*****************************************************************************/
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/* Initializes the mouse. */
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/*****************************************************************************/
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void EventManager::initMouse() {
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g_system->setMouseCursor(MouseData, MOUSE_WIDTH, MOUSE_HEIGHT, 0, 0, 0);
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g_system->showMouse(false);
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setMousePos(Common::Point(0, 0));
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}
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/*****************************************************************************/
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/* Shows the mouse. */
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/*****************************************************************************/
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void EventManager::mouseShow() {
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if (NumHidden)
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NumHidden--;
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if ((NumHidden == 0) && MouseHidden) {
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_vm->processInput();
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MouseHidden = false;
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}
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g_system->showMouse(true);
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}
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/*****************************************************************************/
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/* Hides the mouse. */
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/*****************************************************************************/
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void EventManager::mouseHide() {
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NumHidden++;
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if (NumHidden && !MouseHidden) {
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MouseHidden = true;
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g_system->showMouse(false);
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}
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}
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/*****************************************************************************/
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/* Gets the current mouse co-ordinates. NOTE: On IBM version, will scale */
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/* from virtual to screen co-ordinates automatically. */
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/*****************************************************************************/
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Common::Point EventManager::getMousePos() {
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if (_vm->_isHiRes)
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return _vm->_mousePos;
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else
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return Common::Point(_vm->_mousePos.x / 2, _vm->_mousePos.y);
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}
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/*****************************************************************************/
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/* Moves the mouse to new co-ordinates. */
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/*****************************************************************************/
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void EventManager::setMousePos(Common::Point pos) {
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if (_vm->_isHiRes)
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g_system->warpMouse(pos.x, pos.y);
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else
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g_system->warpMouse(pos.x * 2, pos.y);
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if (!MouseHidden)
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_vm->processInput();
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}
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/*****************************************************************************/
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/* Checks whether or not the mouse buttons have been pressed, and the last */
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/* co-ordinates of the button press. leftbutton tells whether to check the */
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/* left or right button. */
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/*****************************************************************************/
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bool EventManager::mouseButton(uint16 *x, uint16 *y, bool leftbutton) {
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if (leftbutton) {
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if (LeftClick) {
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*x = (!_vm->_isHiRes) ? (uint16)_vm->_mousePos.x / 2 : (uint16)_vm->_mousePos.x;
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*y = (uint16)_vm->_mousePos.y;
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LeftClick = false;
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return true;
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}
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} else {
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if (RightClick) {
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*x = (!_vm->_isHiRes) ? (uint16)_vm->_mousePos.x / 2 : (uint16)_vm->_mousePos.x;
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*y = (uint16)_vm->_mousePos.y;
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RightClick = false;
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return true;
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}
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}
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return false;
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}
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Gadget *EventManager::mouseGadget() {
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Gadget *Temp = LastGadgetHit;
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LastGadgetHit = nullptr;
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return Temp;
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}
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} // End of namespace Lab
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