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-rw-r--r--lure/game.cpp424
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diff --git a/lure/game.cpp b/lure/game.cpp
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--- a/lure/game.cpp
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-/* ScummVM - Scumm Interpreter
- * Copyright (C) 2005-2006 The ScummVM project
- *
- * 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.
- *
- * $URL$
- * $Id$
- *
- */
-
-#include "lure/game.h"
-#include "lure/strings.h"
-#include "lure/room.h"
-#include "lure/system.h"
-#include "lure/debug-input.h"
-#include "lure/debug-methods.h"
-#include "lure/scripts.h"
-#include "lure/res_struct.h"
-
-namespace Lure {
-
-static Game *int_game = NULL;
-
-Game &Game::getReference() {
- return *int_game;
-}
-
-Game::Game() {
- int_game = this;
- _slowSpeedFlag = true;
- _soundFlag = true;
- _remoteView = false;
-}
-
-void Game::nextFrame() {
- Resources &r = Resources::getReference();
- HotspotList::iterator i = r.activeHotspots().begin();
- HotspotList::iterator iTemp;
-
- // Note the somewhat more complicated loop style as a hotspot tick handler may
- // unload the hotspot and accompanying record
- for (; i != r.activeHotspots().end(); i = iTemp) {
- iTemp = i;
- ++iTemp;
- Hotspot &h = *i.operator*();
- h.tick();
- }
-}
-
-void Game::execute() {
- OSystem &system = System::getReference();
- Room &r = Room::getReference();
- Resources &res = Resources::getReference();
- Events &events = Events::getReference();
- Mouse &mouse = Mouse::getReference();
- Screen &screen = Screen::getReference();
- Menu &menu = Menu::getReference();
- ValueTableData &fields = res.fieldList();
-
- uint32 timerVal = system.getMillis();
-
- screen.empty();
- //_screen.resetPalette();
- screen.setPaletteEmpty();
-
- Script::execute(STARTUP_SCRIPT);
-
- // Load the first room
- r.setRoomNumber(1);
-
- // Set the player direction
- res.getActiveHotspot(PLAYER_ID)->setDirection(UP);
-
- r.update();
- mouse.setCursorNum(CURSOR_ARROW);
- mouse.cursorOn();
-
- while (!events.quitFlag) {
- // If time for next frame, allow everything to update
- if (system.getMillis() > timerVal + GAME_FRAME_DELAY) {
- timerVal = system.getMillis();
- nextFrame();
- }
- res.delayList().tick();
- r.update();
- system.delayMillis(10);
-
- while (events.pollEvent()) {
- if (events.type() == OSystem::EVENT_KEYDOWN) {
- uint16 roomNum = r.roomNumber();
-
-#ifdef LURE_DEBUG
- if (events.event().kbd.keycode == 282) {
- doDebugMenu();
- continue;
- }
-#endif
-
- switch (events.event().kbd.ascii) {
- case 27:
- events.quitFlag = true;
- break;
-
-#ifdef LURE_DEBUG
- case '+':
- while (++roomNum <= 51)
- if (res.getRoom(roomNum) != NULL) break;
- if (roomNum == 52) roomNum = 1;
-
- r.leaveRoom();
- r.setRoomNumber(roomNum);
- break;
-
- case '-':
- if (roomNum == 1) roomNum = 55;
- while (res.getRoom(--roomNum) == NULL) ;
-
- r.leaveRoom();
- r.setRoomNumber(roomNum);
- break;
-
- case '*':
- res.getActiveHotspot(PLAYER_ID)->setRoomNumber(
- r.roomNumber());
- break;
-#endif
- default:
- break;
- }
- }
-
- if (mouse.y() < MENUBAR_Y_SIZE)
- {
- if (mouse.getCursorNum() != CURSOR_MENUBAR) mouse.setCursorNum(CURSOR_MENUBAR);
- if ((mouse.getCursorNum() == CURSOR_MENUBAR) && mouse.lButton())
- {
- uint8 responseId = menu.execute();
- mouse.setCursorNum((mouse.y() < MENUBAR_Y_SIZE) ? CURSOR_MENUBAR : CURSOR_ARROW);
- if (responseId != MENUITEM_NONE)
- handleMenuResponse(responseId);
- }
- } else {
- if (mouse.getCursorNum() == CURSOR_MENUBAR) mouse.setCursorNum(CURSOR_ARROW);
-
- if (events.type() == OSystem::EVENT_MOUSEMOVE)
- r.cursorMoved();
-
- if (mouse.rButton()) handleRightClickMenu();
- else if (mouse.lButton()) handleLeftClick();
- }
- }
-
- uint16 destRoom = fields.getField(NEW_ROOM_NUMBER);
- if (_remoteView && (destRoom != 0)) {
- // Show a remote view of the specified room
- uint16 currentRoom = r.roomNumber();
- r.setRoomNumber(destRoom, true);
-
- // This code eventually needs to be moved into the main loop so that,
- // amongst other things, the tick handlers controlling animation can work
- while (!events.quitFlag && !mouse.lButton() && !mouse.rButton()) {
- while (events.pollEvent()) {
- if ((events.type() == OSystem::EVENT_KEYDOWN) &&
- (events.event().kbd.ascii == 27))
- events.quitFlag = true;
- if (events.type() == OSystem::EVENT_MOUSEMOVE)
- r.cursorMoved();
- }
-
- if (system.getMillis() > timerVal + GAME_FRAME_DELAY) {
- timerVal = system.getMillis();
- nextFrame();
- }
- res.delayList().tick();
- r.update();
- system.delayMillis(10);
- }
-
- fields.setField(NEW_ROOM_NUMBER, 0);
- Hotspot *player = res.getActiveHotspot(PLAYER_ID);
- player->setTickProc(0x5e44); // reattach player handler
- _remoteView = false;
- r.setRoomNumber(currentRoom);
- }
- }
-
- r.leaveRoom();
-}
-
-#ifdef LURE_DEBUG
-
-#define NUM_DEBUG_ITEMS 4
-const char *debugItems[NUM_DEBUG_ITEMS] =
- {"Toggle Info", "Set Room", "Show Active HS", "Show Room HS"};
-
-void Game::doDebugMenu() {
- uint16 index = PopupMenu::Show(NUM_DEBUG_ITEMS, debugItems);
- Room &r = Room::getReference();
- Resources &res = Resources::getReference();
-
- switch (index) {
- case 0:
- // Toggle co-ordinates
- r.setShowInfo(!r.showInfo());
- break;
-
- case 1:
- // Set room number:
- uint32 roomNumber;
- if (!input_integer("Enter room number:", roomNumber)) return;
- if (res.getRoom(roomNumber))
- r.setRoomNumber(roomNumber);
- else
- Dialog::show("The room does not exist");
- break;
-
- case 2:
- // Show active hotspots
- showActiveHotspots();
- break;
-
- case 3:
- // Show hotspots in room
- showRoomHotspots();
- break;
-
- default:
- break;
- }
-}
-
-#endif
-
-void Game::handleMenuResponse(uint8 selection) {
- switch (selection) {
- case MENUITEM_CREDITS:
- doShowCredits();
- break;
-
- case MENUITEM_RESTART_GAME:
- case MENUITEM_SAVE_GAME:
- case MENUITEM_RESTORE_GAME:
- break;
-
- case MENUITEM_QUIT:
- doQuit();
- break;
-
- case MENUITEM_TEXT_SPEED:
- doTextSpeed();
- break;
-
- case MENUITEM_SOUND:
- doSound();
- }
-}
-
-void Game::handleRightClickMenu() {
- Room &r = Room::getReference();
- Resources &res = Resources::getReference();
- ValueTableData &fields = Resources::getReference().fieldList();
- Hotspot *player = res.getActiveHotspot(PLAYER_ID);
- HotspotData *hotspot;
- Action action;
- uint32 actions;
- uint16 itemId;
-
- if (r.hotspotId() != 0) {
- // Get hotspot actions
- actions = r.hotspotActions();
- } else {
- // Standard actions - drink, examine, look, status
- actions = 0x1184000;
- }
-
- // If no inventory items remove entries that require them
- if (res.numInventoryItems() == 0)
- actions &= 0xFEF3F9FD;
-
- action = NONE;
- hotspot = NULL;
-
- bool breakFlag = false;
- while (!breakFlag) {
- action = PopupMenu::Show(actions);
-
- switch (action) {
- case LOOK:
- case STATUS:
- breakFlag = true;
- break;
-
- case GIVE:
- case USE:
- case EXAMINE:
- case DRINK:
- if (action != DRINK)
- hotspot = res.getHotspot(r.hotspotId());
- itemId = PopupMenu::ShowInventory();
- breakFlag = (itemId != 0xffff);
- if (breakFlag)
- fields.setField(USE_HOTSPOT_ID, itemId);
- break;
-
- default:
- hotspot = res.getHotspot(r.hotspotId());
- breakFlag = true;
- break;
- }
- }
-
- // Set fields used by the script interpreter
- fields.setField(CHARACTER_HOTSPOT_ID, PLAYER_ID);
- if (hotspot) {
- fields.setField(ACTIVE_HOTSPOT_ID, hotspot->hotspotId);
- if ((action != USE) && (action != GIVE)) {
- fields.setField(USE_HOTSPOT_ID, hotspot->hotspotId);
- }
- }
-
- if (action != NONE)
- player->doAction(action, hotspot);
-}
-
-void Game::handleLeftClick() {
- Room &room = Room::getReference();
- Mouse &mouse = Mouse::getReference();
- Resources &resources = Resources::getReference();
-
- if (room.hotspotId()) {
- // Handle look at hotspot
- HotspotData *hs = resources.getHotspot(room.hotspotId());
- Hotspot *player = resources.getActiveHotspot(PLAYER_ID);
- room.setAction(LOOK_AT);
- room.update();
- player->doAction(LOOK_AT, hs);
- room.setAction(NONE);
- } else {
- // Walk to mouse click. TODO: still need to recognise other actions,
- // such as to room exits or closing an on-screen floating dialog
- Hotspot *hs = resources.getActiveHotspot(PLAYER_ID);
- hs->walkTo(mouse.x(), mouse.y(), 0);
- }
-}
-
-void Game::doShowCredits() {
- Events &events = Events::getReference();
- Mouse &mouse = Mouse::getReference();
- Screen &screen = Screen::getReference();
-
- mouse.cursorOff();
- Palette p(CREDITS_RESOURCE_ID - 1);
- Surface *s = Surface::getScreen(CREDITS_RESOURCE_ID);
- screen.setPalette(&p);
- s->copyToScreen(0, 0);
- delete s;
-
- events.waitForPress();
-
- screen.resetPalette();
- screen.update();
- mouse.cursorOn();
-}
-
-void Game::doQuit() {
- OSystem &system = System::getReference();
- Mouse &mouse = Mouse::getReference();
- Events &events = Events::getReference();
- Screen &screen = Screen::getReference();
-
- mouse.cursorOff();
- Surface *s = Surface::newDialog(190, "Are you sure (y/n)?");
- s->centerOnScreen();
- delete s;
-
- char key = '\0';
- do {
- if (events.pollEvent()) {
- if (events.event().type == OSystem::EVENT_KEYDOWN) {
- key = events.event().kbd.ascii;
- if ((key >= 'A') && (key <= 'Z')) key += 'a' - 'A';
- }
- }
- system.delayMillis(10);
- } while (((uint8) key != 27) && (key != 'y') && (key != 'n'));
-
- events.quitFlag = key == 'y';
- if (!events.quitFlag) {
- screen.update();
- mouse.cursorOn();
- }
-}
-
-void Game::doTextSpeed() {
- Menu &menu = Menu::getReference();
-
- _slowSpeedFlag = !_slowSpeedFlag;
- const char *pSrc = _slowSpeedFlag ? "Slow" : "Fast";
- char *pDest = menu.getMenu(2).getEntry(1);
- memcpy(pDest, pSrc, 4);
-}
-
-void Game::doSound() {
- Menu &menu = Menu::getReference();
-
- _soundFlag = !_soundFlag;
- const char *pSrc = _soundFlag ? "on " : "off";
- char *pDest = menu.getMenu(2).getEntry(2) + 6;
- memcpy(pDest, pSrc, 3);
-}
-
-} // end of namespace Lure
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