added menu system

src/Client/languages/de.ts

@@ -29,6 +29,10 @@
         <source>Crawl</source>
         <translation type="unfinished"></translation>
     </message>
+    <message>
+        <source>Please Select level. If level is not availabel please bue it first.</source>
+        <translation type="unfinished"></translation>
+    </message>
 </context>
 <context>
     <name>DefaultMenu</name>
@@ -80,10 +84,6 @@
 </context>
 <context>
     <name>PreviewControl</name>
-    <message>
-        <source>Back to menu.</source>
-        <translation type="unfinished"></translation>
-    </message>
     <message>
         <source>Start</source>
         <translation type="unfinished"></translation>

src/Client/languages/en.ts

@@ -29,6 +29,10 @@
         <source>Crawl</source>
         <translation type="unfinished"></translation>
     </message>
+    <message>
+        <source>Please Select level. If level is not availabel please bue it first.</source>
+        <translation type="unfinished"></translation>
+    </message>
 </context>
 <context>
     <name>DefaultMenu</name>
@@ -80,10 +84,6 @@
 </context>
 <context>
     <name>PreviewControl</name>
-    <message>
-        <source>Back to menu.</source>
-        <translation type="unfinished"></translation>
-    </message>
     <message>
         <source>Start</source>
         <translation type="unfinished"></translation>

src/Client/languages/es.ts

@@ -29,6 +29,10 @@
         <source>Crawl</source>
         <translation type="unfinished"></translation>
     </message>
+    <message>
+        <source>Please Select level. If level is not availabel please bue it first.</source>
+        <translation type="unfinished"></translation>
+    </message>
 </context>
 <context>
     <name>DefaultMenu</name>
@@ -80,10 +84,6 @@
 </context>
 <context>
     <name>PreviewControl</name>
-    <message>
-        <source>Back to menu.</source>
-        <translation type="unfinished"></translation>
-    </message>
     <message>
         <source>Start</source>
         <translation type="unfinished"></translation>

src/Client/languages/fr.ts

@@ -29,6 +29,10 @@
         <source>Crawl</source>
         <translation type="unfinished"></translation>
     </message>
+    <message>
+        <source>Please Select level. If level is not availabel please bue it first.</source>
+        <translation type="unfinished"></translation>
+    </message>
 </context>
 <context>
     <name>DefaultMenu</name>
@@ -80,10 +84,6 @@
 </context>
 <context>
     <name>PreviewControl</name>
-    <message>
-        <source>Back to menu.</source>
-        <translation type="unfinished"></translation>
-    </message>
     <message>
         <source>Start</source>
         <translation type="unfinished"></translation>

src/Client/languages/ja.ts

@@ -29,6 +29,10 @@
         <source>Crawl</source>
         <translation type="unfinished"></translation>
     </message>
+    <message>
+        <source>Please Select level. If level is not availabel please bue it first.</source>
+        <translation type="unfinished"></translation>
+    </message>
 </context>
 <context>
     <name>DefaultMenu</name>
@@ -80,10 +84,6 @@
 </context>
 <context>
     <name>PreviewControl</name>
-    <message>
-        <source>Back to menu.</source>
-        <translation type="unfinished"></translation>
-    </message>
     <message>
         <source>Start</source>
         <translation type="unfinished"></translation>

src/Client/languages/pl.ts

@@ -29,6 +29,10 @@
         <source>Crawl</source>
         <translation type="unfinished"></translation>
     </message>
+    <message>
+        <source>Please Select level. If level is not availabel please bue it first.</source>
+        <translation type="unfinished"></translation>
+    </message>
 </context>
 <context>
     <name>DefaultMenu</name>
@@ -80,10 +84,6 @@
 </context>
 <context>
     <name>PreviewControl</name>
-    <message>
-        <source>Back to menu.</source>
-        <translation type="unfinished"></translation>
-    </message>
     <message>
         <source>Start</source>
         <translation type="unfinished"></translation>

src/Client/languages/ru.ts

@@ -29,6 +29,10 @@
         <source>Crawl</source>
         <translation type="unfinished"></translation>
     </message>
+    <message>
+        <source>Please Select level. If level is not availabel please bue it first.</source>
+        <translation type="unfinished"></translation>
+    </message>
 </context>
 <context>
     <name>DefaultMenu</name>
@@ -80,10 +84,6 @@
 </context>
 <context>
     <name>PreviewControl</name>
-    <message>
-        <source>Back to menu.</source>
-        <translation type="unfinished"></translation>
-    </message>
     <message>
         <source>Start</source>
         <translation type="unfinished"></translation>

src/Client/languages/tr.ts

@@ -29,6 +29,10 @@
         <source>Crawl</source>
         <translation type="unfinished"></translation>
     </message>
+    <message>
+        <source>Please Select level. If level is not availabel please bue it first.</source>
+        <translation type="unfinished"></translation>
+    </message>
 </context>
 <context>
     <name>DefaultMenu</name>
@@ -80,10 +84,6 @@
 </context>
 <context>
     <name>PreviewControl</name>
-    <message>
-        <source>Back to menu.</source>
-        <translation type="unfinished"></translation>
-    </message>
     <message>
         <source>Start</source>
         <translation type="unfinished"></translation>

src/Client/languages/uk.ts

@@ -29,6 +29,10 @@
         <source>Crawl</source>
         <translation type="unfinished"></translation>
     </message>
+    <message>
+        <source>Please Select level. If level is not availabel please bue it first.</source>
+        <translation type="unfinished"></translation>
+    </message>
 </context>
 <context>
     <name>DefaultMenu</name>
@@ -80,10 +84,6 @@
 </context>
 <context>
     <name>PreviewControl</name>
-    <message>
-        <source>Back to menu.</source>
-        <translation type="unfinished"></translation>
-    </message>
     <message>
         <source>Start</source>
         <translation type="unfinished"></translation>

src/Client/languages/zh.ts

@@ -29,6 +29,10 @@
         <source>Crawl</source>
         <translation type="unfinished"></translation>
     </message>
+    <message>
+        <source>Please Select level. If level is not availabel please bue it first.</source>
+        <translation type="unfinished"></translation>
+    </message>
 </context>
 <context>
     <name>DefaultMenu</name>
@@ -80,10 +84,6 @@
 </context>
 <context>
     <name>PreviewControl</name>
-    <message>
-        <source>Back to menu.</source>
-        <translation type="unfinished"></translation>
-    </message>
     <message>
         <source>Start</source>
         <translation type="unfinished"></translation>

src/Core/Crawl/ipreviewscaneworld.cpp

@@ -13,6 +13,9 @@ namespace CRAWL {
 IPreviewScaneWorld::IPreviewScaneWorld(const IWorld* mainWorld) {
     debug_assert(mainWorld, "The mainWorld world option should be initialized.");
     _mainWorld = mainWorld;
+
+    setCameraReleativePosition({0, 100, 100});
+    setCameraRotation(QQuaternion::fromEulerAngles(-40,0,0));
 }
 
 QString IPreviewScaneWorld::itemTextId() const {
@@ -50,33 +53,32 @@ bool IPreviewScaneWorld::start(const StartData& config) {
 
     worldChanged(worldRules()->cbegin());
     setTargetFps(60);
-    setRunning(true);
+    setVisible(true);
+    startRenderLoop();
 
     return true;
 }
 
 bool IPreviewScaneWorld::stop() {
-    setRunning(false);
-    reset();
+    stopRenderLoopWithClearItems();
+    setVisible(false);
+
     return true;
 }
 
-void IPreviewScaneWorld::handleStop() {
-    stop();
-}
-
 void IPreviewScaneWorld::handleRotation(double x, double y) {
-    auto normal = (QQuaternion::fromEulerAngles(x, y, 0) * QVector3D{0,0,1}).normalized();
+    auto rotation = cameraRotation() * QQuaternion::fromEulerAngles(x, y, 0);
+    auto normal = (rotation * QVector3D{0,0,1}).normalized();
 
     setCameraReleativePosition(normal * 100);
-    setCameraRotation(QQuaternion::rotationTo({1.0f, 0.0, 0.0}, {0,0,0}));
+    setCameraRotation(rotation);
 }
 
 void IPreviewScaneWorld::handleStart() {
     auto playerObj = dynamic_cast<IItem*>(player());
     _configuration.setSnakePerks(playerObj->activeItems());
     emit sigPrepareIsFinished(_configuration);
-    handleStop();
+    stop();
 }
 
 void IPreviewScaneWorld::handleSelect(int item, bool isSelected) {
@@ -97,7 +99,6 @@ void IPreviewScaneWorld::initControl(IControl *control) {
     auto controlObject = dynamic_cast<PreviewControl*>(control);
 
     if (controlObject) {
-        connect(controlObject, &PreviewControl::backToMenu, this, &IPreviewScaneWorld::handleStop);
         connect(controlObject, &PreviewControl::mousePositionChanged, this, &IPreviewScaneWorld::handleRotation);
         connect(controlObject, &PreviewControl::start, this, &IPreviewScaneWorld::handleStart);
         connect(controlObject, &PreviewControl::select, this, &IPreviewScaneWorld::handleSelect);

src/Core/Crawl/ipreviewscaneworld.h

@@ -50,7 +50,6 @@ signals:
 
 private slots:
 
-    void handleStop();
     void handleRotation(double x, double y);
     void handleStart();
     void handleSelect(int item, bool isSelected);

src/Core/Crawl/iworld.cpp

@@ -21,6 +21,7 @@
 #include "diff.h"
 #include "eventserver.h"
 #include "player.h"
+#include <QtConcurrent>
 
 namespace CRAWL {
 
@@ -37,6 +38,7 @@ IWorld::IWorld() {
 }
 
 IWorld::~IWorld() {
+    disconnect();
     reset();
     delete _eventServer;
 }
@@ -62,11 +64,6 @@ IControl *IWorld::initUserInterface() const {
 
 void IWorld::render(unsigned int tbfMsec) {
 
-    if (!_running) {
-        std::this_thread::sleep_for(std::chrono::milliseconds(1000));
-        return;
-    }
-
     _ItemsMutex.lock();
     QList<int> toRemove;
     for (auto i = _items.begin(); i != _items.end(); ++i) {
@@ -103,18 +100,27 @@ void IWorld::initControl(IControl *control) {
 
 bool IWorld::start(const StartData& config) {
 
+    auto player = dynamic_cast<Player*>(userInterface());
+    if (!player) {
+        QuasarAppUtils::Params::log("Failed to start world. T userIterface control should be children class of the Palyer class",
+                                    QuasarAppUtils::Error);
+
+        return false;
+    }
+
     setWorldStatus(WorldStatus::Game);
     backgroundAI()->stopAI();
     setPlayer(initPlayer(config.snakeType()));
 
-    userInterface()->setUserData(config.player());
+    player->setUserData(config.player());
 
     worldChanged(worldRules()->cbegin());
     setTargetFps(60);
-    setRunning(true);
     _eventServer->start();
     setVisible(true);
 
+    startRenderLoop();
+
     return true;
 }
 
@@ -150,9 +156,12 @@ IWorldItem *IWorld::generate(const QString &objectType) const {
 }
 
 bool IWorld::stop() {
-    setRunning(false);
-    setVisible(false);
     _eventServer->stop();
+
+    stopRenderLoopWithClearItems();
+    setVisible(false);
+
+    emit sigGameFinished();
     return true;
 }
 
@@ -167,7 +176,6 @@ IWorldItem *IWorld::getItem(int id) const {
 }
 
 void IWorld::clearItems() {
-    IWorld::stop();
 
     while (_items.cbegin() != _items.cend()) {
         removeItem(*_items.cbegin());
@@ -242,6 +250,8 @@ void IWorld::removeItem(IWorldItem* item, QList<int> *removedObjectsList) {
 
 void IWorld::reset() {
 
+    stop();
+
     if (_player) {
         _player = nullptr;
     }
@@ -261,7 +271,6 @@ void IWorld::reset() {
         _backgroundAI = nullptr;
     }
 
-    clearItems();
     setHdr("");
 
 }
@@ -317,6 +326,44 @@ void IWorld::removeAnyItemFromGroup(const QString &group,
     removeItem(anyObjectId, removedObjectsList);
 }
 
+void IWorld::startRenderLoop() {
+    if (isRendering())
+        return;
+
+    _renderLoop = true;
+    _renderLoopFuture = QtConcurrent::run([this](){renderLoop();});
+}
+
+void IWorld::stopRenderLoopWithClearItems() {
+    stopRenderLoop();
+    clearItems();
+}
+
+void IWorld::stopRenderLoop() {
+    _renderLoop = false;
+    _renderLoopFuture.waitForFinished();
+}
+
+bool IWorld::isRendering() const {
+    return _renderLoopFuture.isRunning();
+}
+
+void IWorld::renderLoop() {
+
+    while (_renderLoop) {
+
+        quint64 currentTime = QDateTime::currentMSecsSinceEpoch();
+
+        if (!_oldTimeRender) {
+            _oldTimeRender = currentTime;
+            continue;
+        }
+
+        render(currentTime - _oldTimeRender);
+        _oldTimeRender = currentTime;
+    }
+}
+
 const WorldRule *IWorld::worldRules() {
 
     if (!_worldRules)
@@ -334,16 +381,8 @@ void IWorld::setVisible(bool visible) {
     emit visibleChanged();
 }
 
-void IWorld::playerIsDead(PlayableObject *) const {
-    emit sigGameFinished();
-}
-
-bool IWorld::running() const {
-    return _running;
-}
-
-void IWorld::setRunning(bool newRunning) {
-    _running = newRunning;
+void IWorld::playerIsDead(PlayableObject *) {
+    stop();
 }
 
 int IWorld::targetFps() const {
@@ -402,10 +441,10 @@ IAI *IWorld::backgroundAI() {
     return _backgroundAI;
 }
 
-Player *IWorld::userInterface() {
+IControl *IWorld::userInterface() {
 
     if (!_userInterface) {
-        _userInterface = dynamic_cast<Player*>(initUserInterface());
+        _userInterface = initUserInterface();
         initControl(_userInterface);
     }
 
@@ -486,20 +525,11 @@ void IWorld::runAsBackGround() {
     setTargetFps(30);
 }
 
-QObject *IWorld::getMenu() const {
-    return _menu;
+QObject *IWorld::getMenu() {
+    return userInterface();
 }
 
-void IWorld::setMenu(QObject *newMenu) {
-    if (_menu == newMenu)
-        return;
-
-    _menu = newMenu;
-    emit menuChanged();
-}
-
-bool IWorld::visible() const
-{
+bool IWorld::visible() const {
     return _visible;
 }
 

src/Core/Crawl/iworld.h

@@ -13,6 +13,7 @@
 #include "playableobject.h"
 #include "startdata.h"
 
+#include <QFuture>
 #include <QHash>
 #include <QMap>
 #include <QMultiHash>
@@ -67,11 +68,10 @@ class CRAWL_EXPORT IWorld : public QObject, public IRender, public IItem
 
     /**
      * @brief menu This propertye contains user interface model that initialised on the IWorld::userInterface method. For get more information see the IContol class.
-     * @see IWorld::setMenu
      * @see IWorld::getMenu
      * @see IWorld::userInterface
     */
-    Q_PROPERTY(QObject * menu READ getMenu WRITE setMenu NOTIFY menuChanged)
+    Q_PROPERTY(QObject * menu READ getMenu NOTIFY menuChanged)
     Q_PROPERTY(QString hdr READ hdr NOTIFY hdrChanged)
     Q_PROPERTY(bool visible READ visible NOTIFY visibleChanged)
 
@@ -187,7 +187,7 @@ public:
      * @return pointe to requaried object.
      * @note if you want to get ovject in the render function of another ItemWorld object then use the IWorldItem::getItem method.
      */
-    IWorldItem *getItem(int id) const;
+    Q_INVOKABLE IWorldItem *getItem(int id) const;
 
     /**
      * @brief cameraReleativePosition return  a releative of player camera position.
@@ -199,7 +199,7 @@ public:
      * @brief userInterface This method return pointer to userinterface.
      * @return pointer to user interface
      */
-    Player *userInterface();
+    IControl *userInterface();
 
     /**
      * @brief wordlStatus This method return current world status.
@@ -246,19 +246,10 @@ public:
     /**
      * @brief menu This method return current pointer to the user interface of this world.
      * @return pointer of the user Interface of this world.
-     * @see IWorld::setMenu
      * @see IWorld::menu
      * @see IWorld::userInterface
      */
-    QObject *getMenu() const;
-    /**
-     * @brief setMenu This method sets new user interface object fot this world.
-     * @param newMenu This is new object of user interfavce of this world.
-     * @see IWorld::getMenu
-     * @see IWorld::menu
-     * @see IWorld::userInterface
-     */
-    void setMenu(QObject *newMenu);
+    QObject *getMenu();
 
     /**
      * @brief reset This method reset all world objects.
@@ -429,18 +420,6 @@ protected:
      */
     void updateWorld();
 
-    /**
-     * @brief running This varibale check in render function if the running is true then render loop are working correctly
-     * @return status of the render function
-     */
-    bool running() const;
-
-    /**
-     * @brief setRunning This method sets runnign render function status.
-     * @param newRunning new status of the render function
-     */
-    void setRunning(bool newRunning);
-
     /**
      * @brief worldRules This method return world cure map.
      * @return world rule map.
@@ -456,7 +435,35 @@ protected:
     /**
      * @brief playerIsDead This method will be invoked when player object get signal dead.
      */
-    virtual void playerIsDead(PlayableObject*) const;
+    virtual void playerIsDead(PlayableObject*);
+
+    /**
+     * @brief isRendering This method erturn true if the render loop is working else false.
+     * @return true if the render loop is working else false.
+     * @see IWorld::stopRenderLoop
+     * @see IWorld::startRenderLoop
+     */
+    bool isRendering() const;
+
+    /**
+     * @brief stopRenderLoop This method stop render loop in engine.
+     * @see IWorld::isRendering
+     * @see IWorld::startRenderLoop
+     */
+    void stopRenderLoop();
+
+    /**
+     * @brief startRenderLoop This method start render loop in engine.
+     * @see IWorld::stopRenderLoop
+     * @see IWorld::isRendering
+     */
+    void startRenderLoop();
+
+    /**
+     * @brief stopRenderLoopWithClearItems This method stoped render loop and clear all created items.
+     * @see IWorld::stopRenderLoop
+     */
+    void stopRenderLoopWithClearItems();
 
 protected slots:
     virtual void onIntersects(const IWorldItem * trigger, QList<const IWorldItem *> list);
@@ -476,7 +483,6 @@ private slots:
     void handleStop();
 
 private:
-
     /**
      * @brief clearItems This method remove all created items from world.
      */
@@ -536,6 +542,9 @@ private:
     void removeAnyItemFromGroup(const QString &group,
                                 QList<int>* removedObjectsList = nullptr);
 
+    void renderLoop();
+    QFuture<void> _renderLoopFuture;
+
     EventServer * _eventServer = nullptr;
 
     QHash<int, IWorldItem*> _items;
@@ -553,15 +562,16 @@ private:
 
     PlayableObject *_player = nullptr;
     IAI *_backgroundAI = nullptr;
-    Player *_userInterface = nullptr;
-    QObject *_menu = nullptr;
+    IControl *_userInterface = nullptr;
 
     int _worldStatus = 0;
     QHash<QString, std::function<IWorldItem*()>> _registeredTypes;
 
     int _targetFps = 60;
-    bool _running = false;
+    quint64 _oldTimeRender = 0;
+
     bool _visible = true;
+    bool _renderLoop = false;
 
     // testing
     friend ClastersTest;

src/Core/Crawl/previewcontrol.h

@@ -23,10 +23,6 @@ public:
     QString initQmlView() const override;
 
 signals:
-    /**
-     * @brief backToMenu Emit when user click the return to main menu button.
-     */
-    void backToMenu();
 
     /**
      * @brief start emited when user click start button from the preview menu.

src/Core/CrawlModule/Crawl.qml

@@ -22,6 +22,15 @@ ApplicationWindow {
 
     Metrix {id: metrix}
 
+    Label {
+        anchors.fill: parent
+        horizontalAlignment: Text.AlignHCenter
+        verticalAlignment: Text.AlignVCenter
+        font.pixelSize: 25
+        wrapMode: Text.WordWrap
+        text: qsTr("Please Select level. If level is not availabel please bue it first.")
+    }
+
     Scene {
         id: scane;
         worldModel: (model)? model.world : null;
@@ -34,10 +43,83 @@ ApplicationWindow {
         anchors.fill: parent;
     }
 
-    MainMenu {
+    ToolButton {
+        text: "👾"
+        font.pixelSize: 35
+
+        onClicked: {
+            mainMenuPopUp.open()
+        }
+        visible: !mainMenuPopUp.visible
+    }
+
+    Drawer {
+        id: mainMenuPopUp
+        closePolicy: Popup.CloseOnEscape | Popup.CloseOnPressOutside
+
+        height: parent.height
+        width: parent.width / 3
+
+        MainMenu {
+            id: mainMenu
+            model: (mainWindow.model)? mainWindow.model.menu: null;
+            anchors.fill: parent;
+        }
+    }
+
+    PagePopUp {
+        id: settingsPopUp
+
+        source: SettingsView {
+            id: settingsView
+            model: mainMenu.model ? mainMenu.model.userSettingsModel: null
+        }
+
+        standardButtons:  Dialog.Save | Dialog.Cancel | Dialog.RestoreDefaults
+        modal: false;
+        width: parent.width * 0.8
+        height: parent.height * 0.8;
+
+        onAccepted: {
+            settingsView.save();
+        }
+
+        onReset: {
+            settingsView.reset();
+        }
+
+        onOpened: {
+            settingsView.update();
+        }
+
+    }
+
+    PagePopUp {
+        id: storePopUp
+        source: StoreView {
+            id: view
+            model: mainMenu.model ? mainMenu.model.storeView: null
+
+        }
+
+        modal: false;
+        width: parent.width * 0.8
+        height: parent.height * 0.8;
+
+    }
+
+    PagePopUp {
+        id: selectLvl
+        source: SelectLevelView {
+            id: selectLvlView
+            model: mainMenu.model ? mainMenu.model.selectLevelModle: null
+
+        }
+
+        modal: false;
+        width: parent.width * 0.8
+        height: parent.height * 0.8;
 
-        model: (mainWindow.model)? mainWindow.model.menu: null;
-        anchors.fill: parent;
     }
 
     NotificationServiceView {

src/Core/CrawlModule/MainMenu.qml

@@ -29,8 +29,8 @@ Item {
         anchors.bottomMargin: 0
         anchors.topMargin: 0
 
-        columns: 3
-        rows: 2
+        columns: 1
+        rows: 10
 
 
         transformOrigin: Item.Center
@@ -74,59 +74,6 @@ Item {
 
     }
 
-    PagePopUp {
-        id: settingsPopUp
-        source: SettingsView {
-            id: settingsView
-            model: root.model ? root.model.userSettingsModel: null
-        }
-
-        standardButtons:  Dialog.Save | Dialog.Cancel | Dialog.RestoreDefaults
-        modal: false;
-        width: parent.width * 0.8
-        height: parent.height * 0.8;
-
-        onAccepted: {
-            settingsView.save();
-        }
-
-        onReset: {
-            settingsView.reset();
-        }
-
-        onOpened: {
-            settingsView.update();
-        }
-
-    }
-
-    PagePopUp {
-        id: storePopUp
-        source: StoreView {
-            id: view
-            model: root.model ? root.model.storeView: null
-
-        }
-
-        modal: false;
-        width: parent.width * 0.8
-        height: parent.height * 0.8;
-
-    }
-
-    PagePopUp {
-        id: selectLvl
-        source: SelectLevelView {
-            id: selectLvlView
-            model: root.model ? root.model.selectLevelModle: null
-
-        }
-
-        modal: false;
-        width: parent.width * 0.8
-        height: parent.height * 0.8;
-
-    }
 }
 
 

src/Core/CrawlModule/MainMenuButton.qml

@@ -13,12 +13,12 @@ import QtQuick.Layouts
 Button {
     id: exit
     Layout.alignment: Qt.AlignHCenter | Qt.AlignVCenter
-    font.pixelSize: height * 0.1
+    font.pixelSize: height * 0.2
     display: AbstractButton.TextBesideIcon
     spacing: 4
     focusPolicy: Qt.StrongFocus
 
     Layout.preferredHeight: parent.height / (parent.rows + 1)
-    Layout.preferredWidth: parent.width / (parent.columns + 1)
+    Layout.preferredWidth: parent.width / (parent.columns + 0.5)
 
 }

src/Core/CrawlModule/PreviewControl.qml

@@ -23,10 +23,6 @@ AbstractMenuView {
         Layout.columnSpan: 4
         Layout.rowSpan: 1
 
-        onClicked: {
-            model.userTap()
-        }
-
 
         property bool track: false
         property real oldX: 0
@@ -65,20 +61,11 @@ AbstractMenuView {
                            }
     }
 
-    Button {
-        text: qsTr("Back to menu.")
-        onClicked: {
-            if (model) {
-                model.backToMenu()
-            }
-        }
-    }
-
     Button {
         text: qsTr("Start")
         onClicked: {
             if (model) {
-                model.backToMenu()
+                model.start()
             }
         }
     }

src/Core/CrawlModule/Scene.qml

@@ -56,10 +56,10 @@ View3D {
                 return;
             }
 
-            const objModel = model.getGameObject(cppObjId);
+            const objModel = worldModel.getItem(cppObjId);
 
             if (!objModel) {
-                console.log("object model not found");
+                console.log("model of the crawl object is not found");
                 return;
             }
 

src/Core/private/engine.cpp

@@ -32,15 +32,16 @@ Engine::Engine(QObject *parent): QObject(parent) {
 }
 
 Engine::~Engine() {
-    stopRenderLoop();
-    delete _menu;
-    delete _currentUser;
+
 
     for (auto it = _availableLvls.begin(); it != _availableLvls.end(); ++it) {
         delete it.value();
     }
 
     _availableLvls.clear();
+
+    delete _menu;
+    delete _currentUser;
 }
 
 QObject *Engine::scane() {
@@ -86,9 +87,6 @@ void Engine::setLevel(ILevel *world) {
         return;
     }
 
-    startRenderLoop();
-    _currentLevel->world()->runAsBackGround();
-
     connect(_currentLevel->previewScane(), &IPreviewScaneWorld::sigPrepareIsFinished,
             this, &Engine::start);
 
@@ -136,11 +134,6 @@ void Engine::stop() const {
     if (!_currentLevel)
         return;
 
-
-    if (!_currentLevel->world()->stop()) {
-        return;
-    }
-
     _currentLevel->previewScane()->start(_currentLevel->previewScane()->configuration());
 }
 
@@ -179,49 +172,6 @@ ILevel *Engine::getLastLevel() {
     return nullptr;
 }
 
-QObject *Engine::getGameObject(int id) const {
-    if (!_currentLevel)
-        return nullptr;
-
-    return _currentLevel->world()->getItem(id);
-}
-
-void Engine::startRenderLoop() {
-    if (isRendering())
-        return;
-
-    _renderLoop = true;
-    _renderLoopFuture = QtConcurrent::run([this](){renderLoop();});
-}
-
-void Engine::stopRenderLoop() {
-    _renderLoop = false;
-    _renderLoopFuture.waitForFinished();
-}
-
-bool Engine::isRendering() const {
-    return _renderLoopFuture.isRunning();
-}
-
-void Engine::renderLoop() {
-
-    if (!_currentLevel)
-        return;
-
-    while (_renderLoop) {
-
-        quint64 currentTime = QDateTime::currentMSecsSinceEpoch();
-
-        if (!_oldTimeRender) {
-            _oldTimeRender = currentTime;
-            continue;
-        }
-
-        _currentLevel->world()->render(currentTime - _oldTimeRender);
-        _oldTimeRender = currentTime;
-    }
-}
-
 QObject *Engine::menu() const {
     return _menu;
 }

src/Core/private/engine.h

@@ -77,29 +77,6 @@ public:
      */
     QObject* world() const;
 
-    /**
-     * @brief getGameObject This method using in qml for getting main model of the gui objects.
-     * @param id This is id of the gui object.
-     * @return pointer to game object model
-     */
-    Q_INVOKABLE QObject *getGameObject(int id) const;
-
-    /**
-     * @brief startRenderLoop This method start render loop in engine.
-     */
-    void startRenderLoop();
-
-    /**
-     * @brief stopRenderLoop This method stop render loop in engine.
-     */
-    void stopRenderLoop();
-
-    /**
-     * @brief isRendering This method erturn true if the render loop is working else false.
-     * @return true if the render loop is working else false.
-     */
-    bool isRendering() const;
-
     /**
      * @brief currentUser This method return pointer too current user.
      * @return pointer too current user.
@@ -197,13 +174,8 @@ private:
 
     MainMenuModel *_menu = nullptr;
 
-    quint64 _oldTimeRender = 0;
-
     User *_currentUser = nullptr;
     Store *_store = nullptr;
-
-    QFuture<void> _renderLoopFuture;
-    bool _renderLoop = false;
 };
 
 }

src/CrawlAbstractLvl/abstractlevel.cpp

@@ -8,9 +8,13 @@
 #include "abstractlevel.h"
 #include "abslvlworld.h"
 
+#include <absnest.h>
+
 AbstractLevel::AbstractLevel() {
     initAbstractLvlResources();
 
-    setWorld(new AbstractLvl::AbsLvlWorld());
+    auto world = new AbstractLvl::AbsLvlWorld();
+    setWorld(world);
+    setPreviewScane(new AbstractLvl::AbsNest(world));
 }
 

src/CrawlAbstractLvl/private/absnest.cpp

@@ -0,0 +1,35 @@
+//#
+//# Copyright (C) 2021-2021 QuasarApp.
+//# Distributed under the GPLv3 software license, see the accompanying
+//# Everyone is permitted to copy and distribute verbatim copies
+//# of this license document, but changing it is not allowed.
+//#
+
+#include "absnest.h"
+#include "obstacleblue.h"
+
+#include <Crawl/defaultlight.h>
+
+namespace AbstractLvl {
+
+AbsNest::AbsNest(IWorld * mainWorld): CRAWL::IPreviewScaneWorld(mainWorld) {
+
+}
+
+CRAWL::WorldRule *AbsNest::initWorldRules() {
+    return new CRAWL::WorldRule {
+        {0,
+            {
+                {registerObject<ObstacleBlue>(), 1},
+                {registerObject<CRAWL::DefaultLight>(), 1}
+            }
+        }
+
+    };
+}
+
+QString AbsNest::initHdrBackGround() const {
+    return "";
+}
+
+}

src/CrawlAbstractLvl/private/absnest.h

@@ -0,0 +1,32 @@
+//#
+//# Copyright (C) 2021-2021 QuasarApp.
+//# Distributed under the GPLv3 software license, see the accompanying
+//# Everyone is permitted to copy and distribute verbatim copies
+//# of this license document, but changing it is not allowed.
+//#
+
+
+#ifndef ABSNEST_H
+#define ABSNEST_H
+#include <Crawl/ipreviewscaneworld.h>
+
+
+namespace AbstractLvl {
+
+/**
+ * @brief The AbsNest class Abstrcat nest level
+ */
+class AbsNest: public CRAWL::IPreviewScaneWorld
+{
+public:
+    AbsNest(IWorld *mainWorld);
+
+    // IWorld interface
+public:
+    CRAWL::WorldRule *initWorldRules() override;
+    QString initHdrBackGround() const override;
+
+};
+
+}
+#endif // ABSNEST_H

src/JungleLvl/jungle.cpp

@@ -8,9 +8,14 @@
 
 #include "jungle.h"
 #include "world.h"
+#include "nest.h"
 
 Jungle::Jungle() {
     initJungleLvlResources();
 
-    setWorld(new JungleLvl::World());
+    auto world = new JungleLvl::World();
+
+    setWorld(world);
+
+    setPreviewScane(new JungleLvl::Nest(world));
 }

src/JungleLvl/private/nest.cpp

@@ -0,0 +1,40 @@
+//#
+//# Copyright (C) 2021-2021 QuasarApp.
+//# Distributed under the GPLv3 software license, see the accompanying
+//# Everyone is permitted to copy and distribute verbatim copies
+//# of this license document, but changing it is not allowed.
+//#
+
+#include "absaluteplate.h"
+#include "grees.h"
+#include "ground.h"
+#include "nest.h"
+
+#include <Crawl/day.h>
+#include <Crawl/moon.h>
+#include <Crawl/sun.h>
+
+namespace JungleLvl {
+
+Nest::Nest(IWorld *mainWorld): CRAWL::IPreviewScaneWorld(mainWorld) {
+
+}
+
+CRAWL::WorldRule *Nest::initWorldRules() {
+    using Day = CRAWL::Day<CRAWL::Sun, CRAWL::Moon>;
+
+    return new CRAWL::WorldRule {
+        {0, {
+                {registerObject<AbsalutePlate>(), 1},
+                {registerObject<Day>(), 1},
+                {registerObject<Ground>(), 1},
+                {registerObject<Grees>(), 500}
+            }
+        }
+    };
+}
+
+QString Nest::initHdrBackGround() const {
+    return "";
+}
+}

src/JungleLvl/private/nest.h

@@ -0,0 +1,29 @@
+//#
+//# Copyright (C) 2021-2021 QuasarApp.
+//# Distributed under the GPLv3 software license, see the accompanying
+//# Everyone is permitted to copy and distribute verbatim copies
+//# of this license document, but changing it is not allowed.
+//#
+
+#ifndef NEST_H
+#define NEST_H
+#include <Crawl/ipreviewscaneworld.h>
+
+namespace JungleLvl {
+
+/**
+ * @brief The Nest class
+ */
+class Nest:  public CRAWL::IPreviewScaneWorld
+{
+public:
+    Nest(IWorld *mainWorld);
+
+    // IWorld interface
+public:
+    CRAWL::WorldRule *initWorldRules() override;
+    QString initHdrBackGround() const override;
+};
+
+}
+#endif // NEST_H