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engines/nancy/state/help.cpp

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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 3 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, see <http://www.gnu.org/licenses/>.
+ *
+ */
+
+#include "engines/nancy/nancy.h"
+#include "engines/nancy/sound.h"
+#include "engines/nancy/input.h"
+#include "engines/nancy/cursor.h"
+#include "engines/nancy/util.h"
+
+#include "engines/nancy/state/help.h"
+
+#include "engines/nancy/ui/button.h"
+
+namespace Common {
+DECLARE_SINGLETON(Nancy::State::Help);
+}
+
+namespace Nancy {
+namespace State {
+
+void Help::process() {
+	switch (_state) {
+	case kInit:
+		init();
+		// fall through
+	case kBegin:
+		begin();
+		// fall through
+	case kRun:
+		run();
+		break;
+	case kWait:
+		wait();
+		break;
+	}
+}
+
+void Help::onStateEnter(const NancyState::NancyState prevState) {
+	if (prevState == NancyState::kPause) {
+		g_nancy->_sound->pauseSound("MSND", false);
+	}
+}
+
+bool Help::onStateExit(const NancyState::NancyState nextState) {
+	// Handle the GMM being called
+	if (nextState == NancyState::kPause) {
+		g_nancy->_sound->pauseSound("MSND", true);
+
+		return false;
+	} else {
+		return true;
+	}
+}
+
+void Help::init() {
+	auto *helpData = GetEngineData(HELP);
+	assert(helpData);
+
+	_image.init(helpData->imageName);
+
+	_button.reset(new UI::Button(5, _image._drawSurface, helpData->buttonSrc, helpData->buttonDest, helpData->buttonHoverSrc));
+	_button->init();
+
+	_state = kBegin;
+}
+
+void Help::begin() {
+	if (!g_nancy->_sound->isSoundPlaying("MSND")) {
+		g_nancy->_sound->playSound("MSND");
+	}
+
+	_image.registerGraphics();
+	_button->registerGraphics();
+	_image.setVisible(true);
+
+	g_nancy->_cursor->setCursorType(CursorManager::kNormalArrow);
+
+	_state = kRun;
+}
+
+void Help::run() {
+	NancyInput input = g_nancy->_input->getInput();
+	_button->handleInput(input);
+
+	if (_button->_isClicked) {
+		auto *bootSummary = GetEngineData(BSUM);
+		assert(bootSummary);
+
+		_button->_isClicked = false;
+		g_nancy->_sound->playSound("BUOK");
+		_buttonPressActivationTime = g_system->getMillis() + bootSummary->buttonPressTimeDelay;
+		_state = kWait;
+	}
+
+	g_nancy->_cursor->setCursorType(CursorManager::kNormalArrow);
+}
+
+void Help::wait() {
+	if (g_system->getMillis() > _buttonPressActivationTime) {
+		g_nancy->setToPreviousState();
+	}
+}
+
+} // End of namespace State
+} // End of namespace Nancy