File indexing completed on 2023-10-01 08:02:05

 /*
     SPDX-FileCopyrightText: 2007-2008 Thomas Gallinari <tg8187@yahoo.fr>
     SPDX-FileCopyrightText: 2007-2008 Nathalie Liesse <nathalie.liesse@gmail.com>
 
     SPDX-License-Identifier: GPL-2.0-or-later
 */
 
 #include "kapmanitem.h"
 #include "ghost.h"
 #include "settings.h"
 
 #include <KgDifficulty>
 #include <QGraphicsScene>
 
 const int KapmanItem::NB_FRAMES = 32;
 const int KapmanItem::ANIM_LOW_SPEED = 500;
 const int KapmanItem::ANIM_MEDIUM_SPEED = 400;
 const int KapmanItem::ANIM_HIGH_SPEED = 300;
 
 KapmanItem::KapmanItem(Kapman *p_model)
     : CharacterItem(p_model)
 {
     connect(p_model, &Kapman::directionChanged, this, &KapmanItem::updateDirection);
     connect(p_model, &Kapman::gameUpdated, this, &KapmanItem::manageCollision);
     connect(p_model, &Kapman::stopped, this, &KapmanItem::stopAnim);
 
     // A timeLine for the Kapman animation
     m_animationTimer = new QTimeLine();
     m_animationTimer->setEasingCurve(QEasingCurve::SineCurve);
     m_animationTimer->setLoopCount(0);
     m_animationTimer->setFrameRange(0, NB_FRAMES - 1);
     // Animation speed
     switch ((int)Kg::difficultyLevel()) {
     case KgDifficultyLevel::Easy:
         m_animationTimer->setDuration(KapmanItem::ANIM_LOW_SPEED);
         break;
     case KgDifficultyLevel::Medium:
         m_animationTimer->setDuration(KapmanItem::ANIM_MEDIUM_SPEED);
         break;
     case KgDifficultyLevel::Hard:
         m_animationTimer->setDuration(KapmanItem::ANIM_HIGH_SPEED);
         break;
     }
     connect(m_animationTimer, &QTimeLine::frameChanged, this, &KapmanItem::setFrame);
 
     // Define the timer which sets the blinking frequency
     m_blinkTimer = new QTimer(this);
     m_blinkTimer->setInterval(400);
     connect(m_blinkTimer, &QTimer::timeout, this, &KapmanItem::blink);
 }
 
 KapmanItem::~KapmanItem()
 {
     delete m_animationTimer;
 }
 
 void KapmanItem::updateDirection()
 {
     QTransform transform;
     int angle = 0;
     auto model = (Kapman *)getModel();
 
     // Compute the angle
     if (model->getXSpeed() > 0) {
         angle = 0;
     } else if (model->getXSpeed() < 0) {
         angle = 180; // The default image is right oriented
     }
     if (model->getYSpeed() > 0) {
         angle = 90;
     } else if (model->getYSpeed() < 0) {
         angle = -90;
     }
 
     if (m_rotationFlag == 0) {
         angle = 0;
     }
     // Rotate the item
     transform.translate(boundingRect().width() / 2, boundingRect().height() / 2);
     transform.rotate(angle);
     transform.translate(-boundingRect().width() / 2, -boundingRect().height() / 2);
     setTransform(transform);
 }
 
 void KapmanItem::manageCollision()
 {
     QList<QGraphicsItem *> collidingList = collidingItems();
 
     // The signal is emitted only if the list contains more than 1 items (to exclude the case
     // when the kapman only collides with the maze)
     if (collidingList.size() > 1) {
         for (int i = 0; i < collidingList.size(); ++i) {
             // The maze and the points labels have a negative zValue which allows to exclude them from the treatment of collisions
             if (collidingList[i]->zValue() >= 0) {
                 auto item = dynamic_cast<ElementItem *>(collidingList[i]);
                 if (item) {
                     item->getModel()->doActionOnCollision((Kapman *)getModel());
                 }
             }
         }
     }
 }
 
 void KapmanItem::update(qreal p_x, qreal p_y)
 {
     ElementItem::update(p_x, p_y);
 
     // If the kapman is moving
     if (((Kapman *)getModel())->getXSpeed() != 0 || ((Kapman *)getModel())->getYSpeed() != 0) {
         startAnim();
     }
 }
 
 void KapmanItem::startAnim()
 {
     // Start the animation timer if it is not active
     if (m_animationTimer->state() != QTimeLine::Running) {
         m_animationTimer->start();
     }
 }
 
 void KapmanItem::pauseAnim()
 {
     if (m_animationTimer->state() == QTimeLine::Running) {
         m_animationTimer->setPaused(true);
     }
 }
 
 void KapmanItem::resumeAnim()
 {
     if (m_animationTimer->state() == QTimeLine::Running) {
         m_animationTimer->setPaused(false);
     }
 }
 
 void KapmanItem::stopAnim()
 {
     setElementId(QStringLiteral("kapman_0"));
     if (m_animationTimer->state() == QTimeLine::Running) {
         m_animationTimer->stop();
     }
 }
 
 void KapmanItem::setFrame(const int p_frame)
 {
     setElementId(QStringLiteral("kapman_%1").arg(p_frame));
 }
 
 void KapmanItem::startBlinking()
 {
     stopAnim();
     setElementId(QStringLiteral("kapman_0"));
     CharacterItem::startBlinking();
 }
 
 void KapmanItem::blink()
 {
     CharacterItem::blink();
     if (m_nbBlinks % 2 == 0) {
         setElementId(QStringLiteral("kapman_0"));
     } else {
         setElementId(QStringLiteral("kapman_blink"));
     }
     // Make the kapman blink 2 times (4 ticks)
     if (m_nbBlinks == 4) {
         m_blinkTimer->stop();
     }
 }
 
 #include "moc_kapmanitem.cpp"