qmlFrontend/hwengine.cpp
author unc0rr
Wed, 01 Oct 2014 01:20:05 +0400
branchqmlfrontend
changeset 10436 084e046f6bd5
parent 10434 1614b13ad35e
child 10442 c58db813240b
permissions -rw-r--r--
flib provides theme icons, qmlFrontend shows them
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#include <QLibrary>
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#include <QtQml>
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#include <QDebug>
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#include <QPainter>
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#include <QUuid>
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#include "hwengine.h"
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#include "previewimageprovider.h"
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#include "themeiconprovider.h"
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extern "C" {
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    RunEngine_t *flibRunEngine;
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    registerGUIMessagesCallback_t *flibRegisterGUIMessagesCallback;
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    setSeed_t *flibSetSeed;
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    getSeed_t *flibGetSeed;
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    getPreview_t *flibGetPreview;
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    runQuickGame_t *flibRunQuickGame;
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    flibInit_t *flibInit;
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    flibFree_t *flibFree;
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    getThemesList_t *flibGetThemesList;
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    freeThemesList_t *flibFreeThemesList;
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    getThemeIcon_t *flibGetThemeIcon;
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}
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Q_DECLARE_METATYPE(MessageType);
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HWEngine::HWEngine(QQmlEngine *engine, QObject *parent) :
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    QObject(parent),
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    m_engine(engine)
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{
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    qRegisterMetaType<MessageType>("MessageType");
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    QLibrary hwlib("./libhwengine.so");
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    if(!hwlib.load())
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        qWarning() << "Engine library not found" << hwlib.errorString();
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    flibRunEngine = (RunEngine_t*) hwlib.resolve("RunEngine");
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    flibRegisterGUIMessagesCallback = (registerGUIMessagesCallback_t*) hwlib.resolve("registerGUIMessagesCallback");
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    flibSetSeed = (setSeed_t*) hwlib.resolve("setSeed");
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    flibGetSeed = (getSeed_t*) hwlib.resolve("getSeed");
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    flibGetPreview = (getPreview_t*) hwlib.resolve("getPreview");
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    flibRunQuickGame = (runQuickGame_t*) hwlib.resolve("runQuickGame");
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    flibInit = (flibInit_t*) hwlib.resolve("flibInit");
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    flibFree = (flibFree_t*) hwlib.resolve("flibFree");
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    flibGetThemesList = (getThemesList_t*) hwlib.resolve("getThemesList");
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    flibFreeThemesList = (freeThemesList_t*) hwlib.resolve("freeThemesList");
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    flibGetThemeIcon = (getThemeIcon_t*) hwlib.resolve("getThemeIcon");
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    flibInit("/usr/home/unC0Rr/Sources/Hedgewars/Hedgewars-GC/share/hedgewars/Data", "/usr/home/unC0Rr/.hedgewars");
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    flibRegisterGUIMessagesCallback(this, &guiMessagesCallback);
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    ThemeIconProvider * themeIcon = (ThemeIconProvider *)m_engine->imageProvider(QLatin1String("theme"));
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    themeIcon->setFileContentsFunction(flibGetThemeIcon);
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    fillModels();
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}
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HWEngine::~HWEngine()
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{
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    flibFree();
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}
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void HWEngine::getPreview()
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{
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    flibSetSeed(QUuid::createUuid().toString().toLatin1());
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    flibGetPreview();
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}
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void HWEngine::runQuickGame()
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{
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    flibSetSeed(QUuid::createUuid().toString().toLatin1());
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    flibRunQuickGame();
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}
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static QObject *hwengine_singletontype_provider(QQmlEngine *engine, QJSEngine *scriptEngine)
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{
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    Q_UNUSED(scriptEngine)
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    HWEngine *hwengine = new HWEngine(engine);
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    return hwengine;
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}
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void HWEngine::exposeToQML()
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{
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    qDebug("HWEngine::exposeToQML");
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    qmlRegisterSingletonType<HWEngine>("Hedgewars.Engine", 1, 0, "HWEngine", hwengine_singletontype_provider);
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}
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void HWEngine::guiMessagesCallback(void *context, MessageType mt, const char * msg, uint32_t len)
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{
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    HWEngine * obj = (HWEngine *)context;
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    QByteArray b = QByteArray::fromRawData(msg, len);
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    qDebug() << "FLIPC in" << b.size() << b;
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    QMetaObject::invokeMethod(obj, "engineMessageHandler", Qt::QueuedConnection, Q_ARG(MessageType, mt), Q_ARG(QByteArray, b));
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}
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void HWEngine::engineMessageHandler(MessageType mt, const QByteArray &msg)
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{
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    switch(mt)
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    {
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    case MSG_PREVIEW:
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        PreviewImageProvider * preview = (PreviewImageProvider *)m_engine->imageProvider(QLatin1String("preview"));
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        preview->setPixmap(msg);
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        emit previewImageChanged();
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        break;
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    }
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}
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QString HWEngine::currentSeed()
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{
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    return QString::fromLatin1(flibGetSeed());
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}
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void HWEngine::fillModels()
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{
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    QStringList resultModel;
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    char ** themes = flibGetThemesList();
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    for (char **i = themes; *i != NULL; i++) {
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        QString theme = QString::fromUtf8(*i);
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        resultModel << theme;
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    }
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    flibFreeThemesList(themes);
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    m_engine->rootContext()->setContextProperty("themesModel", QVariant::fromValue(resultModel));
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}