Initial commit

engines/mm/xeen/dialogs/dialogs.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 "common/scummsys.h"
+#include "mm/xeen/dialogs/dialogs.h"
+#include "mm/xeen/events.h"
+#include "mm/xeen/resources.h"
+#include "mm/xeen/screen.h"
+#include "mm/xeen/xeen.h"
+
+namespace MM {
+namespace Xeen {
+
+void ButtonContainer::saveButtons() {
+	_savedButtons.push(_buttons);
+	clearButtons();
+}
+
+/*
+ * Clears the current list of defined buttons
+ */
+void ButtonContainer::clearButtons() {
+	_buttons.clear();
+}
+
+void ButtonContainer::restoreButtons() {
+	_buttons = _savedButtons.pop();
+}
+
+void ButtonContainer::addButton(const Common::Rect &bounds, int val,
+		SpriteResource *sprites, uint8 ttsIndex) {
+	_buttons.push_back(UIButton(bounds, val, _buttons.size() * 2, sprites, sprites != nullptr, ttsIndex, ttsIndex < UINT8_MAX));
+}
+
+void ButtonContainer::addButton(const Common::Rect &bounds, int val,
+		int frameNum, SpriteResource *sprites, uint8 ttsIndex) {
+	_buttons.push_back(UIButton(bounds, val, frameNum, sprites, sprites != nullptr, ttsIndex, ttsIndex < UINT8_MAX));
+}
+
+void ButtonContainer::addPartyButtons(XeenEngine *vm) {
+	for (uint idx = 0; idx < MAX_ACTIVE_PARTY; ++idx) {
+		addButton(Common::Rect(Res.CHAR_FACES_X[idx], 150, Res.CHAR_FACES_X[idx] + 32, 182),
+			Common::KEYCODE_F1 + idx);
+	}
+}
+
+bool ButtonContainer::checkEvents(XeenEngine *vm) {
+	EventsManager &events = *vm->_events;
+	Party &party = *vm->_party;
+	Windows &windows = *_vm->_windows;
+	PendingEvent event;
+	_buttonValue = 0;
+
+#ifdef USE_TTS
+	bool buttonKeyboardPressed = false;
+	checkHoverOverButton();
+#endif
+
+	if (events.getEvent(event)) {
+		if (event._leftButton) {
+			Common::Point pt = events._mousePos;
+
+			// Check for party member glyphs being clicked
+			Common::Rect r(0, 0, 32, 32);
+			for (uint idx = 0; idx < party._activeParty.size(); ++idx) {
+				r.moveTo(Res.CHAR_FACES_X[idx], 150);
+				if (r.contains(pt)) {
+					_buttonValue = Common::KEYCODE_F1 + idx;
+					break;
+				}
+			}
+
+			// Check whether any button is selected
+			for (uint i = 0; i < _buttons.size(); ++i) {
+				if (_buttons[i]._bounds.contains(pt) && _buttons[i]._value) {
+					events.debounceMouse();
+
+					_buttonValue = _buttons[i]._value;
+					break;
+				}
+			}
+
+			if (!_buttonValue && _waitBounds.contains(pt)) {
+				_buttonValue = Common::KEYCODE_SPACE;
+				return true;
+			}
+
+		} else if (event.isKeyboard()) {
+			const Common::KeyCode &keycode = event._keyState.keycode;
+
+			if (keycode == Common::KEYCODE_KP8)
+				_buttonValue = Common::KEYCODE_UP;
+			else if (keycode == Common::KEYCODE_KP2)
+				_buttonValue = Common::KEYCODE_DOWN;
+			else if (keycode == Common::KEYCODE_KP_ENTER)
+				_buttonValue = Common::KEYCODE_RETURN;
+			else if (keycode != Common::KEYCODE_LCTRL && keycode != Common::KEYCODE_RCTRL
+					&& keycode != Common::KEYCODE_LALT && keycode != Common::KEYCODE_RALT)
+				_buttonValue = keycode;
+
+			if (_buttonValue) {
+				_buttonValue |= (event._keyState.flags & ~Common::KBD_STICKY) << 16;
+#ifdef USE_TTS
+				buttonKeyboardPressed = true;
+#endif
+			}
+		}
+	}
+
+	if (_buttonValue) {
+		// Check for a button matching the selected _buttonValue
+		Window &win = windows[39];
+		for (uint btnIndex = 0; btnIndex < _buttons.size(); ++btnIndex) {
+			UIButton &btn = _buttons[btnIndex];
+			if (btn._value == _buttonValue) {
+#ifdef USE_TTS
+				// Only voice the button's text if it was activated by keyboard press, to avoid voicing it
+				// every time the player clicks it
+				if (buttonKeyboardPressed && btn._canVoice && btn._ttsIndex < _buttonTexts.size()) {
+					_vm->sayText(_buttonTexts[btn._ttsIndex], Common::TextToSpeechManager::INTERRUPT);
+				}
+#endif
+
+				if (btn._draw) {
+					// Found the correct button
+					// Draw button depressed
+					btn._sprites->draw(0, btn._selectedFrame, Common::Point(btn._bounds.left, btn._bounds.top));
+					win.setBounds(btn._bounds);
+					win.update();
+
+					// Slight delay
+					events.updateGameCounter();
+					events.wait(2);
+
+					// Redraw button in it's original non-depressed form
+					btn._sprites->draw(0, btn._frameNum, Common::Point(btn._bounds.left, btn._bounds.top));
+					win.setBounds(btn._bounds);
+					win.update();
+					break;
+				}
+			}
+		}
+
+		return true;
+	}
+
+	return false;
+}
+
+#ifdef USE_TTS
+
+void ButtonContainer::checkHoverOverButton() {
+	if (g_vm->_mouseMoved) {
+		bool hoveringOverButton = false;
+
+		Common::Point pt = g_vm->_events->_mousePos;
+
+		for (uint i = 0; i < _buttons.size(); ++i) {
+			if (_buttons[i]._canVoice && _buttons[i]._ttsIndex < _buttonTexts.size() && _buttons[i]._bounds.contains(pt) && _buttons[i]._value) {
+				hoveringOverButton = true;
+
+				if (_previousButton != (int)i) {
+					_vm->sayText(_buttonTexts[_buttons[i]._ttsIndex], Common::TextToSpeechManager::INTERRUPT);
+					_previousButton = (int)i;
+				}
+
+				break;
+			}
+		}
+
+		if (!hoveringOverButton) {
+			_previousButton = -1;
+		}
+
+		g_vm->_mouseMoved = false;
+	}
+}
+
+#endif
+
+void ButtonContainer::drawButtons(XSurface *surface) {
+	for (uint btnIndex = 0; btnIndex < _buttons.size(); ++btnIndex) {
+		UIButton &btn = _buttons[btnIndex];
+		if (btn._draw) {
+			assert(btn._sprites);
+			btn._sprites->draw(*surface, btn._frameNum,
+				Common::Point(btn._bounds.left, btn._bounds.top));
+		}
+	}
+}
+
+bool ButtonContainer::doScroll(bool rollUp, bool fadeIn) {
+	if (_vm->_files->_ccNum) {
+		return Cutscenes::doScroll(rollUp, fadeIn);
+	} else {
+		saveButtons();
+		clearButtons();
+		bool result = Cutscenes::doScroll(rollUp, fadeIn);
+		restoreButtons();
+		return result;
+	}
+}
+
+void ButtonContainer::loadStrings(const Common::Path &name) {
+	File f(name);
+	_textStrings.clear();
+	while (f.pos() < f.size())
+		_textStrings.push_back(f.readString());
+	f.close();
+}
+
+void ButtonContainer::loadStrings(const Common::Path &name, int ccMode) {
+	File f(name, ccMode);
+	_textStrings.clear();
+	while (f.pos() < f.size())
+		_textStrings.push_back(f.readString());
+	f.close();
+}
+
+void ButtonContainer::setWaitBounds() {
+	_waitBounds = Common::Rect(8, 8, 224, 140);
+}
+
+#ifdef USE_TTS
+
+Common::String ButtonContainer::getNextTextSection(const Common::String &text, uint &index, uint count, const char *separator) const {
+	Common::String result;
+	for (uint i = 0; i < count; ++i) {
+		result += getNextTextSection(text, index) + separator;
+
+		if (index == Common::String::npos) {
+			break;
+		}
+	}
+	
+	return result;
+}
+
+Common::String ButtonContainer::getNextTextSection(const Common::String &text, uint &index, uint count) const {
+	return getNextTextSection(text, index, count, "\n");
+}
+
+Common::String ButtonContainer::getNextTextSection(const Common::String &text, uint &index) const {
+	Common::String result;
+
+	index = text.findFirstNotOf('\n', index);
+	if (index == Common::String::npos) {
+		return result;
+	}
+
+	uint endIndex = text.find('\n', index + 1);
+
+	if (endIndex == Common::String::npos) {
+		result = text.substr(index);
+		index = endIndex;
+		return result;
+	}
+
+	result = text.substr(index, endIndex - index);
+	index = endIndex + 1;
+	return result;
+}
+
+Common::String ButtonContainer::addNextTextToButtons(const Common::String &text, uint &index) {
+	Common::String buttonText = getNextTextSection(text, index) + '\n';
+	_buttonTexts.push_back(buttonText);
+	return buttonText;
+}
+
+Common::String ButtonContainer::addNextTextToButtons(const Common::String &text, uint &index, uint count) {
+	Common::String result;
+	for (uint i = 0; i < count; ++i) {
+		result += addNextTextToButtons(text, index);
+
+		if (index == Common::String::npos) {
+			break;
+		}
+	}
+	return result;
+}
+
+void ButtonContainer::setButtonTexts(const Common::String &text) {
+	_buttonTexts.clear();
+
+	uint index = 0;
+	for (uint i = 0; i < _buttons.size(); ++i) {
+		if (_buttons[i]._value) {
+			_buttonTexts.push_back(getNextTextSection(text, index));
+		} else {
+			_buttonTexts.push_back("");
+		}
+
+		if (index == Common::String::npos) {
+			break;
+		}
+	}
+}
+
+void ButtonContainer::disableButtonVoicing(uint startIndex, uint endIndex) {
+	for (uint i = startIndex; i < endIndex; ++i) {
+		if (i < _buttons.size()) {
+			_buttons[i]._canVoice = false;
+		}
+	}
+}
+
+void ButtonContainer::enableButtonVoicing(uint startIndex, uint endIndex) {
+	for (uint i = startIndex; i < endIndex; ++i) {
+		if (i < _buttons.size()) {
+			_buttons[i]._canVoice = true;
+		}
+	}
+}
+
+#endif
+
+/*------------------------------------------------------------------------*/
+
+void SettingsBaseDialog::showContents(SpriteResource &title1, bool waitFlag) {
+	_vm->_events->pollEventsAndWait();
+	checkEvents(_vm);
+}
+
+} // End of namespace Xeen
+} // End of namespace MM