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382
engines/stark/ui/world/dialogpanel.cpp
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382
engines/stark/ui/world/dialogpanel.cpp
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/* 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 "engines/stark/ui/world/dialogpanel.h"
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#include "engines/stark/gfx/driver.h"
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#include "engines/stark/resources/speech.h"
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#include "engines/stark/services/services.h"
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#include "engines/stark/services/staticprovider.h"
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#include "engines/stark/services/dialogplayer.h"
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#include "engines/stark/services/settings.h"
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#include "engines/stark/services/userinterface.h"
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#include "engines/stark/ui/cursor.h"
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#include "engines/stark/ui/world/clicktext.h"
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#include "engines/stark/visual/image.h"
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#include "engines/stark/visual/text.h"
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namespace Stark {
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DialogPanel::DialogPanel(Gfx::Driver *gfx, Cursor *cursor) :
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Window(gfx, cursor),
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_subtitleVisual(nullptr),
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_currentSpeech(nullptr),
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_scrollUpArrowVisible(false),
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_scrollDownArrowVisible(false),
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_firstVisibleOption(0),
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_lastVisibleOption(0),
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_focusedOption(0),
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_acceptIdleMousePos(false) {
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_position = Common::Rect(Gfx::Driver::kOriginalWidth, Gfx::Driver::kBottomBorderHeight);
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_position.translate(0, Gfx::Driver::kTopBorderHeight + Gfx::Driver::kGameViewportHeight);
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_visible = true;
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_activeBackGroundImage = StarkStaticProvider->getUIElement(StaticProvider::kTextBackgroundActive);
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_passiveBackGroundImage = StarkStaticProvider->getUIElement(StaticProvider::kTextBackgroundPassive);
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_scrollUpArrowImage = StarkStaticProvider->getUIElement(StaticProvider::kTextScrollUpArrow);
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_scrollDownArrowImage = StarkStaticProvider->getUIElement(StaticProvider::kTextScrollDownArrow);
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_dialogOptionBullet = StarkStaticProvider->getUIImage(StaticProvider::kDialogOptionBullet);
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_scrollUpArrowRect = Common::Rect(_scrollUpArrowImage->getWidth(), _scrollUpArrowImage->getHeight());
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_scrollUpArrowRect.translate(0, _optionsTop);
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_scrollDownArrowRect = Common::Rect(_scrollDownArrowImage->getWidth(), _scrollDownArrowImage->getHeight());
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_scrollDownArrowRect.translate(0, _optionsTop + _optionsHeight - _scrollDownArrowImage->getHeight() - 9);
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}
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DialogPanel::~DialogPanel() {
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clearOptions();
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clearSubtitleVisual();
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}
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void DialogPanel::abortCurrentSpeech() {
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if (_currentSpeech) {
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_currentSpeech->stop();
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_currentSpeech = nullptr;
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}
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}
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void DialogPanel::clearSubtitleVisual() {
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delete _subtitleVisual;
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_subtitleVisual = nullptr;
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}
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void DialogPanel::clearOptions() {
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for (uint i = 0; i < _options.size(); i++) {
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delete _options[i];
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}
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_options.clear();
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}
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void DialogPanel::renderOptions() {
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uint32 pos = _optionsTop;
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for (uint i = _firstVisibleOption; i <= _lastVisibleOption; ++i) {
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_options[i]->setPosition(Common::Point(_optionsLeft, pos));
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_options[i]->render();
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_dialogOptionBullet->render(Common::Point(_optionsLeft - 13, pos + 3), false);
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pos += _options[i]->getHeight();
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}
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_scrollUpArrowVisible = _firstVisibleOption > 0;
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_scrollDownArrowVisible = _lastVisibleOption < _options.size() - 1;
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}
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void DialogPanel::renderScrollArrows() const {
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if (_scrollUpArrowVisible) {
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_scrollUpArrowImage->render(Common::Point(_scrollUpArrowRect.left, _scrollUpArrowRect.top), true);
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}
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if (_scrollDownArrowVisible) {
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_scrollDownArrowImage->render(Common::Point(_scrollDownArrowRect.left, _scrollDownArrowRect.top), true);
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}
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}
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void DialogPanel::onGameLoop() {
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// Clear completed speeches
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if (!_currentSpeech || !_currentSpeech->isPlaying()) {
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_currentSpeech = nullptr;
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clearSubtitleVisual();
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// Toggle subtitles on and off when requested
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if (StarkUserInterface->hasToggleSubtitleRequest()) {
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StarkUserInterface->performToggleSubtitle();
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}
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}
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// Update the dialog engine
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StarkDialogPlayer->update();
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// Check if a new speech can be played
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if (StarkDialogPlayer->isSpeechReady()) {
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_currentSpeech = StarkDialogPlayer->acquireReadySpeech();
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_currentSpeech->playSound();
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updateSubtitleVisual();
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}
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if (_options.empty() && StarkDialogPlayer->areOptionsAvailable()) {
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updateDialogOptions();
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}
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}
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void DialogPanel::onRender() {
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// Draw options if available
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if (!_options.empty()) {
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_activeBackGroundImage->render(Common::Point(0, 0), false);
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renderOptions();
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renderScrollArrows();
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} else {
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_passiveBackGroundImage->render(Common::Point(0, 0), false);
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// Draw subtitle if available
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if (_subtitleVisual && StarkSettings->getBoolSetting(Settings::kSubtitle)) {
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_subtitleVisual->render(Common::Point(_optionsLeft, _optionsTop));
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}
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}
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}
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void DialogPanel::updateSubtitleVisual() {
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clearSubtitleVisual();
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Gfx::Color color = _otherColor;
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if (_currentSpeech->characterIsApril())
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color = _aprilColor;
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_subtitleVisual = new VisualText(_gfx);
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_subtitleVisual->setText(_currentSpeech->getPhrase());
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_subtitleVisual->setAlign(Graphics::TextAlign::kTextAlignStart);
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_subtitleVisual->setColor(color);
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_subtitleVisual->setFont(FontProvider::kBigFont);
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_subtitleVisual->setTargetWidth(600);
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}
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void DialogPanel::updateDialogOptions() {
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clearOptions();
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_firstVisibleOption = 0;
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_lastVisibleOption = 0;
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_focusedOption = 0;
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Common::Array<DialogPlayer::Option> options = StarkDialogPlayer->listOptions();
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for (uint i = 0; i < options.size(); i++) {
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_options.push_back(new ClickText(options[i]._caption, _aprilColor));
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}
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if (!_options.empty()) {
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updateLastVisibleOption();
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_options[_focusedOption]->setActive();
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_acceptIdleMousePos = true;
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}
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}
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void DialogPanel::onMouseMove(const Common::Point &pos) {
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static Common::Point prevPos;
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if (_subtitleVisual) {
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_cursor->setCursorType(Cursor::kDefault);
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} else if (!_options.empty()) {
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if (pos != prevPos || _acceptIdleMousePos) {
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for (uint i = _firstVisibleOption; i <= _lastVisibleOption; ++i) {
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if (_options[i]->containsPoint(pos)) {
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_options[_focusedOption]->setPassive();
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_focusedOption = i;
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_options[_focusedOption]->setActive();
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_cursor->setCursorType(Cursor::kActive);
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_acceptIdleMousePos = false;
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prevPos = pos;
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return;
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}
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}
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}
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if (_options[_focusedOption]->containsPoint(pos)) {
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_cursor->setCursorType(Cursor::kActive);
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} else if (_scrollUpArrowVisible && _scrollUpArrowRect.contains(pos)) {
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_cursor->setCursorType(Cursor::kActive);
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} else if (_scrollDownArrowVisible && _scrollDownArrowRect.contains(pos)) {
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_cursor->setCursorType(Cursor::kActive);
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} else {
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_cursor->setCursorType(Cursor::kDefault);
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}
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} else {
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_cursor->setCursorType(Cursor::kDefault);
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}
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prevPos = pos;
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}
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void DialogPanel::onClick(const Common::Point &pos) {
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if (!_options.empty()) {
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if (_options[_focusedOption]->containsPoint(pos)) {
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selectFocusedOption();
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}
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if (_scrollUpArrowVisible && _scrollUpArrowRect.contains(pos)) {
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scrollUp();
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}
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if (_scrollDownArrowVisible && _scrollDownArrowRect.contains(pos)) {
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scrollDown();
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}
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}
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}
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void DialogPanel::onRightClick(const Common::Point &pos) {
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if (_currentSpeech && _currentSpeech->isPlaying()) {
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abortCurrentSpeech();
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clearSubtitleVisual();
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}
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}
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void DialogPanel::reset() {
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abortCurrentSpeech();
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clearSubtitleVisual();
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clearOptions();
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StarkDialogPlayer->reset();
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}
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void DialogPanel::scrollUp() {
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if (!_scrollUpArrowVisible) return;
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_lastVisibleOption = _firstVisibleOption;
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updateFirstVisibleOption();
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_options[_focusedOption]->setPassive();
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_focusedOption = _lastVisibleOption;
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_options[_focusedOption]->setActive();
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}
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void DialogPanel::scrollDown() {
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if (!_scrollDownArrowVisible) return;
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_firstVisibleOption = _lastVisibleOption;
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updateLastVisibleOption();
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_options[_focusedOption]->setPassive();
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_focusedOption = _firstVisibleOption;
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_options[_focusedOption]->setActive();
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}
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void DialogPanel::focusNextOption() {
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if (_options.empty() || _focusedOption == _options.size() - 1) return;
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_options[_focusedOption]->setPassive();
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++_focusedOption;
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_options[_focusedOption]->setActive();
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if (_focusedOption > _lastVisibleOption) {
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_lastVisibleOption = _focusedOption;
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updateFirstVisibleOption();
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}
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}
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void DialogPanel::focusPrevOption() {
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if (_options.empty() || _focusedOption == 0) return;
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_options[_focusedOption]->setPassive();
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--_focusedOption;
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_options[_focusedOption]->setActive();
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if (_focusedOption < _firstVisibleOption) {
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_firstVisibleOption = _focusedOption;
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updateLastVisibleOption();
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}
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}
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void DialogPanel::selectFocusedOption() {
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if (_options.size() > 0) {
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StarkDialogPlayer->selectOption(_focusedOption);
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clearOptions();
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}
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}
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void DialogPanel::selectOption(uint index) {
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if (_options.size() <= index) return;
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StarkDialogPlayer->selectOption(index);
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clearOptions();
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}
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void DialogPanel::onScreenChanged() {
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if (_currentSpeech) {
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updateSubtitleVisual();
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} else {
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updateDialogOptions();
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}
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}
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void DialogPanel::updateFirstVisibleOption() {
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_firstVisibleOption = _lastVisibleOption;
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uint32 height = _optionsTop + _options[_lastVisibleOption]->getHeight();
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while (_firstVisibleOption > 0) {
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height += _options[_firstVisibleOption - 1]->getHeight();
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if (height <= _optionsHeight) {
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--_firstVisibleOption;
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} else {
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break;
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}
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}
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if (_firstVisibleOption == 0) {
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while (_lastVisibleOption < _options.size() - 1) {
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height += _options[_lastVisibleOption + 1]->getHeight();
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if (height <= _optionsHeight) {
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++_lastVisibleOption;
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} else {
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break;
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}
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}
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}
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}
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void DialogPanel::updateLastVisibleOption() {
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_lastVisibleOption = _firstVisibleOption;
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uint32 height = _optionsTop + _options[_firstVisibleOption]->getHeight();
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while (_lastVisibleOption < _options.size() - 1) {
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height += _options[_lastVisibleOption + 1]->getHeight();
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if (height <= _optionsHeight) {
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++_lastVisibleOption;
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} else {
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break;
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}
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}
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if (_lastVisibleOption == _options.size() - 1) {
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while (_firstVisibleOption > 0) {
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height += _options[_firstVisibleOption - 1]->getHeight();
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if (height <= _optionsHeight) {
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--_firstVisibleOption;
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} else {
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break;
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}
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}
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}
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}
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} // End of namespace Stark
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