152 lines
4.5 KiB
C++
152 lines
4.5 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 modify
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* it under the terms of the GNU General Public License as published by
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* the Free Software Foundation, either version 3 of the License, or
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* (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, see <http://www.gnu.org/licenses/>.
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*
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*/
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#include "common/debug.h"
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#include "qdengine/qdengine.h"
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#include "qdengine/minigames/adv/common.h"
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#include "qdengine/minigames/adv/EventManager.h"
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#include "qdengine/minigames/adv/RunTime.h"
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#include "qdengine/minigames/adv/TextManager.h"
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namespace QDEngine {
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EventManager::EventPreset::EventPreset() {
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score = 0;
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fontID = -1;
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escapeID = -1;
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triggerEventID = -1;
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}
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EventManager::EventManager(MinigameManager *runtime) {
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_runtime = runtime;
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_score = 0;
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char str_cache[256];
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for (int idx = 0;; ++idx) {
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snprintf(str_cache, 127, "register_trigger_%d", idx);
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if (const char *descr = _runtime->parameter(str_cache, false))
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_triggerEvents.push_back(_runtime->getObject(descr));
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else
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break;
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}
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debugC(2, kDebugMinigames, "EventManager(): registered %d trigger objects", _triggerEvents.size());
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_eventPresets.resize(SYSTEM_EVENTS_SIZE);
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for (int idx = 0; idx < SYSTEM_EVENTS_SIZE; ++idx) {
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snprintf(str_cache, 127, "system_event_%d", idx);
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if (const char * descr = _runtime->parameter(str_cache, false)) {
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EventPreset preset;
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int read = sscanf(descr, "%d %d", &preset.score, &preset.triggerEventID);
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if (read != 2)
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warning("EventManager(): Incorrect description string: %s", str_cache);
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if (read == 2) {
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if (preset.triggerEventID >= (int)_triggerEvents.size())
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error("EventManager(): Reference to an unregistered trigger in %s", str_cache);
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if (preset.triggerEventID < (int)_triggerEvents.size())
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_eventPresets[idx] = preset;
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}
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}
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}
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for (int idx = 0;; ++idx) {
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snprintf(str_cache, 127, "register_event_%d", idx);
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if (const char * descr = _runtime->parameter(str_cache, false)) {
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EventPreset preset;
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int read = sscanf(descr, "%d %d %d %d", &preset.score, &preset.fontID, &preset.escapeID, &preset.triggerEventID);
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if (read != 4)
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warning("EventManager(): Incorrect event description string: %d", idx);
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if (preset.triggerEventID >= (int)_triggerEvents.size())
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error("EventManager(): Reference to an unregistered trigger in %s", str_cache);
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if (read == 4 && preset.triggerEventID < (int)_triggerEvents.size())
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_eventPresets.push_back(preset);
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else
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_eventPresets.push_back(EventPreset());
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} else
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break;
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}
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debugC(2, kDebugMinigames, "EventManager(): registered %d events", _eventPresets.size());
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if (const char * data = _runtime->parameter("allow_negative", false)) {
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int tmp;
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sscanf(data, "%d", &tmp);
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_enableNegative = tmp;
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} else
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_enableNegative = false;
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}
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void EventManager::sysEvent(int eventID) {
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assert(eventID >= 0);
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debugC(6, kDebugMinigames, "EventManager() System event: %d", eventID);
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assert(eventID < SYSTEM_EVENTS_SIZE);
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mgVect2i pos = _runtime->screenSize() / 2;
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event(eventID - SYSTEM_EVENTS_SIZE, mgVect2f(pos.x, pos.y), 1);
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}
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void EventManager::event(int eventID, const mgVect2f& pos, int factor) {
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debugC(6, kDebugMinigames, "EventManager() Event: %d, pos=(%5.1f, %5.1f), fartor=%d", eventID, pos.x, pos.y, factor);
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eventID += SYSTEM_EVENTS_SIZE;
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if (eventID >= (int)_eventPresets.size())
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return;
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const EventPreset& pr = _eventPresets[eventID];
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if (pr.triggerEventID >= 0) {
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assert(pr.triggerEventID < (int)_triggerEvents.size());
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_triggerEvents[pr.triggerEventID]->set_state("on");
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}
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if (pr.score) {
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int diff = addScore(pr.score);
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if (pr.fontID >= 0 && pr.escapeID >= 0 && diff != 0)
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_runtime->textManager().showNumber(diff, pos, pr.fontID, pr.escapeID);
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}
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}
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int EventManager::addScore(int sc) {
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int diff = _score;
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_score += sc;
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if (_score < 0 && !_enableNegative)
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_score = 0;
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diff = _score - diff;
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if (diff)
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_runtime->textManager().updateScore(_score);
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return diff;
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}
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} // namespace QDEngine
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