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/*
* Copyright 2007-2008 Thomas Gallinari <tg8187@yahoo.fr>
* Copyright 2007-2008 Nathalie Liesse <nathalie.liesse@gmail.com>
*
* 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 2 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 "kapmanitem.h"
#include "ghost.h"
#include "settings.h"
#include <QGraphicsScene>
#include <KgDifficulty>
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;
Kapman *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) {
ElementItem *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();
}
}
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