#include "toonz/preferences.h"

// TnzLib includes

#include "toonz/tscenehandle.h"

#include "toonz/toonzscene.h"

#include "toonz/toonzfolders.h"

#include "toonz/tcamera.h"

#include "toonz/txshleveltypes.h"

// TnzBase includes

#include "tenv.h"

#include "tunit.h"

// TnzCore includes

#include "tsystem.h"

#include "tconvert.h"

#include "tundo.h"

#include "tbigmemorymanager.h"

#include "tfilepath.h"

#include "timage_io.h"

// Qt includes

#include <qsettings></qsettings>

#include <qstringlist></qstringlist>

#include <qaction></qaction>

#include <qcolor></qcolor>

#include <qtextstream></qtextstream>

// boost includes

#include <boost bind.hpp=""></boost>

//**********************************************************************************

//    Local namespace  stuff

//**********************************************************************************

namespace {

typedef Preferences::LevelFormat LevelFormat;

typedef std::vector<levelformat> LevelFormatVector;</levelformat>

//-----------------------------------------------------------------

const char *s_levelFormats = "levelFormats";

const char *s_name = "name", *s_regexp = "regexp", *s_priority = "priority";

const char *s_dpiPolicy = "dpiPolicy", *s_dpi = "dpi",

           *s_subsampling = "subsampling", *s_antialias = "antialias",

           *s_premultiply = "premultiply", *s_whiteTransp = "whiteTransp";

//=================================================================

inline QString colorToString(const QColor &color) {

  return QString("%1 %2 %3 %4")

      .arg(color.red())

      .arg(color.green())

      .arg(color.blue())

      .arg(color.alpha());

}

inline QColor stringToColor(const QString &str) {

  QStringList values = str.split(' ');

  return QColor(values[0].toInt(), values[1].toInt(), values[2].toInt(),

                values[3].toInt());

}

inline TPixel colorToTPixel(const QColor &color) {

  return TPixel(color.red(), color.green(), color.blue(), color.alpha());

}

//-----------------------------------------------------------------

static void setCurrentUnits(std::string measureName, std::string units) {

  TMeasure *m = TMeasureManager::instance()->get(measureName);

  if (!m) return;

  TUnit *u = m->getUnit(::to_wstring(units));

  if (!u) return;

  m->setCurrentUnit(u);

}

//-----------------------------------------------------------------

inline bool formatLess(const Preferences::LevelFormat &a,

                       const Preferences::LevelFormat &b) {

  return (

      a.m_priority > b.m_priority  // Observe '>' used here - we want inverse

      || (!(b.m_priority >

            a.m_priority)  // sorting on priority, higher priorities come first

          && a.m_name < b.m_name));

}

//=================================================================

void getDefaultLevelFormats(LevelFormatVector &lfv) {

  lfv.resize(2);

  {

    LevelFormat &lf = lfv[0];

    lf.m_name       = Preferences::tr("Retas Level Format");

    lf.m_pathFormat = QRegExp(".+[0-9]{4,4}\\.tga", Qt::CaseInsensitive);

    lf.m_options.m_whiteTransp = true;

    lf.m_options.m_antialias   = 70;

    // for all PSD files, set the premultiply options to layers

    lfv[1].m_name                  = Preferences::tr("Adobe Photoshop");

    lfv[1].m_pathFormat            = QRegExp("..*\\.psd", Qt::CaseInsensitive);

    lfv[1].m_options.m_premultiply = true;

    // for all PNG files, set premultiply by default

    // UPDATE : from V1.5, PNG images are premultiplied on loading

    // lfv[2].m_name                  = Preferences::tr("PNG");

    // lfv[2].m_pathFormat            = QRegExp("..*\\.png",

    // Qt::CaseInsensitive); lfv[2].m_options.m_premultiply = true;

  }

}

//=================================================================

void setValue(QSettings &settings, const LevelOptions &lo) {

  settings.setValue(s_dpiPolicy, int(lo.m_dpiPolicy));

  settings.setValue(s_dpi, lo.m_dpi);

  settings.setValue(s_subsampling, lo.m_subsampling);

  settings.setValue(s_antialias, lo.m_antialias);

  settings.setValue(s_premultiply, int(lo.m_premultiply));

  settings.setValue(s_whiteTransp, int(lo.m_whiteTransp));

}

//-----------------------------------------------------------------

void getValue(const QSettings &settings, LevelOptions &lo) {

  int dpiPolicy    = settings.value(s_dpiPolicy, int(lo.m_dpiPolicy)).toInt();

  lo.m_dpiPolicy   = LevelOptions::DpiPolicy(dpiPolicy);

  lo.m_dpi         = settings.value(s_dpi, lo.m_dpi).toDouble();

  lo.m_subsampling = settings.value(s_subsampling, lo.m_subsampling).toInt();

  lo.m_antialias   = settings.value(s_antialias, lo.m_antialias).toInt();

  lo.m_premultiply =

      (settings.value(s_premultiply, lo.m_premultiply).toInt() != 0);

  lo.m_whiteTransp =

      (settings.value(s_whiteTransp, lo.m_whiteTransp).toInt() != 0);

}

//-----------------------------------------------------------------

void setValue(QSettings &settings, const LevelFormat &lf) {

  settings.setValue(s_name, lf.m_name);

  settings.setValue(s_regexp, lf.m_pathFormat.pattern());

  settings.setValue(s_priority, lf.m_priority);

  setValue(settings, lf.m_options);

}

//-----------------------------------------------------------------

void getValue(const QSettings &settings, LevelFormat &lf) {

  lf.m_name = settings.value(s_name, lf.m_name).toString();

  lf.m_pathFormat =

      QRegExp(settings.value(s_regexp, lf.m_pathFormat).toString(),

              Qt::CaseInsensitive);

  lf.m_priority = settings.value(s_priority, lf.m_priority).toInt();

  getValue(settings, lf.m_options);

}

//-----------------------------------------------------------------

void _setValue(QSettings &settings, const LevelFormatVector &lfv) {

  int lf, lfCount = int(lfv.size());

  settings.remove(s_levelFormats);

  settings.beginWriteArray(s_levelFormats, lfCount);

  {

    for (lf = 0; lf != lfCount; ++lf) {

      settings.setArrayIndex(lf);

      setValue(settings, lfv[lf]);

    }

  }

  settings.endArray();

}

//-----------------------------------------------------------------

void getValue(QSettings &settings,

              LevelFormatVector &lfv)  // Why does QSettings' interface require

{  // non-const access on reading arrays/groups?

  if (!settings.childGroups().contains(s_levelFormats))

    return;  // Default is no level formats - use builtins

  int lfCount = settings.beginReadArray(s_levelFormats);  // lfCount could be 0

  lfv.resize(lfCount);

  for (int lf = 0; lf != lfCount; ++lf) {

    settings.setArrayIndex(lf);

    getValue(settings, lfv[lf]);

  }

  settings.endArray();

  // from OT V1.5, PNG images are premultiplied on loading.

  // Leaving the premultiply option will cause unwanted double operation.

  // So, check the loaded options and modify it "silently".

  bool changed                   = false;

  LevelFormatVector::iterator it = lfv.begin();

  while (it != lfv.end()) {

    if ((*it).m_name == Preferences::tr("PNG") &&

        (*it).m_pathFormat == QRegExp("..*\\.png", Qt::CaseInsensitive) &&

        (*it).m_options.m_premultiply == true) {

      LevelOptions defaultValue;

      defaultValue.m_premultiply = true;

      // if other parameters are the same as default, just erase the item

      if ((*it).m_options == defaultValue) it = lfv.erase(it);

      // if there are some adjustments by user, then disable only premultiply

      // option

      else {

        (*it).m_options.m_premultiply = false;

        ++it;

      }

      changed = true;

    }

    // remove the "empty" condition which may inserted due to the previous bug

    else if ((*it).m_name.isEmpty() &&

             (*it).m_pathFormat == QRegExp(".*", Qt::CaseInsensitive) &&

             (*it).m_priority == 1 && (*it).m_options == LevelOptions()) {

      it      = lfv.erase(it);

      changed = true;

    } else

      ++it;

  }

  // overwrite the setting

  if (changed) _setValue(settings, lfv);

}

}  // namespace

//**********************************************************************************

//    Preferences::LevelFormat  implementation

//**********************************************************************************

bool Preferences::LevelFormat::matches(const TFilePath &fp) const {

  return m_pathFormat.exactMatch(fp.getQString());

}

//**********************************************************************************

//    Preferences  implementation

//**********************************************************************************

Preferences::Preferences() {

  // load preference file

  TFilePath layoutDir = ToonzFolder::getMyModuleDir();

  TFilePath prefPath  = layoutDir + TFilePath("preferences.ini");

  // In case the personal settings is not exist (for new users)

  if (!TFileStatus(prefPath).doesExist()) {

    TFilePath templatePath =

        ToonzFolder::getTemplateModuleDir() + TFilePath("preferences.ini");

    // If there is the template, copy it to the personal one

    if (TFileStatus(templatePath).doesExist())

      TSystem::copyFile(prefPath, templatePath);

  }

  m_settings.reset(new QSettings(

      QString::fromStdWString(prefPath.getWideString()), QSettings::IniFormat));

  initializeOptions();

  definePreferenceItems();

  // resolve compatibility for deprecated items

  resolveCompatibility();

  // initialize environment based on loaded preferences

  setUnits();

  setCameraUnits();

  setUndoMemorySize();

  // Load level formats

  getDefaultLevelFormats(m_levelFormats);

  getValue(*m_settings, m_levelFormats);

  std::sort(m_levelFormats.begin(),

            m_levelFormats.end(),  // Format sorting must be

            formatLess);           // enforced

  if (m_roomMaps.key(getStringValue(CurrentRoomChoice), -1) == -1) {

    assert(!m_roomMaps.isEmpty());

    setValue(CurrentRoomChoice, m_roomMaps[0]);

  }

  if (!m_styleSheetList.contains(getStringValue(CurrentStyleSheetName)))

    setValue(CurrentStyleSheetName, "Default");

  if (!m_languageList.contains(getStringValue(CurrentLanguageName)))

    setValue(CurrentLanguageName, "English");

  TImageWriter::setBackgroundColor(getColorValue(rasterBackgroundColor));

}

//-----------------------------------------------------------------

Preferences::~Preferences() {

  // DO NOT REMOVE

}

//-----------------------------------------------------------------

Preferences *Preferences::instance() {

  static Preferences _instance;

  return &_instance;

}

//-----------------------------------------------------------------

// load and initialize options for languages, styles and rooms

void Preferences::initializeOptions() {

  // load languages

  TFilePath lang_path = TEnv::getConfigDir() + "loc";

  TFilePathSet lang_fpset;

  m_languageList.append("English");

  // m_currentLanguage=0;

  try {

    TFileStatus langPathFs(lang_path);

    if (langPathFs.doesExist() && langPathFs.isDirectory()) {

      TSystem::readDirectory(lang_fpset, lang_path, true, false);

    }

    int i = 0;

    for (auto const &newPath : lang_fpset) {

      ++i;

      if (newPath == lang_path) continue;

      if (TFileStatus(newPath).isDirectory()) {

        QString string = QString::fromStdWString(newPath.getWideName());

        m_languageList.append(string);

      }

    }

  } catch (...) {

  }

  // load styles

  TFilePath path(TEnv::getConfigDir() + "qss");

  TFilePathSet fpset;

  try {

    TSystem::readDirectory(fpset, path, true, false);

    int i = -1;

    for (auto const &newPath : fpset) {

      ++i;

      if (newPath == path) continue;

      QString fpName = QString::fromStdWString(newPath.getWideName());

      m_styleSheetList.append(fpName);

    }

  } catch (...) {

  }

  // load rooms or layouts

  TFilePath room_path(ToonzFolder::getRoomsDir());

  TFilePathSet room_fpset;

  try {

    TSystem::readDirectory(room_fpset, room_path, true, false);

    TFilePathSet::iterator it = room_fpset.begin();

    for (int i = 0; it != room_fpset.end(); it++, i++) {

      TFilePath newPath = *it;

      if (newPath == room_path) continue;

      if (TFileStatus(newPath).isDirectory()) {

        QString string = QString::fromStdWString(newPath.getWideName());

        m_roomMaps[i]  = string;

      }

    }

  } catch (...) {

  }

}

//-----------------------------------------------------------------

void Preferences::definePreferenceItems() {

  // General

  define(defaultViewerEnabled, "defaultViewerEnabled", QMetaType::Bool, false);

  define(rasterOptimizedMemory, "rasterOptimizedMemory", QMetaType::Bool,

         false);

  define(startupPopupEnabled, "startupPopupEnabled", QMetaType::Bool, true);

  define(undoMemorySize, "undoMemorySize", QMetaType::Int, 100, 0, 2000);

  define(taskchunksize, "taskchunksize", QMetaType::Int, 10, 1, 2000);

  define(sceneNumberingEnabled, "sceneNumberingEnabled", QMetaType::Bool,

         false);

  define(watchFileSystemEnabled, "watchFileSystemEnabled", QMetaType::Bool,

         true);

  define(projectRoot, "projectRoot", QMetaType::Int, 0x08);

  define(customProjectRoot, "customProjectRoot", QMetaType::QString, "");

  define(pathAliasPriority, "pathAliasPriority", QMetaType::Int,

         (int)ProjectFolderOnly);

  setCallBack(undoMemorySize, &Preferences::setUndoMemorySize);

  // Interface

  define(CurrentStyleSheetName, "CurrentStyleSheetName", QMetaType::QString,

         "Default");

  // Qt has a bug in recent versions that Menu item Does not show correctly

  // (QTBUG-90242) Since the current OT is made to handle such issue, so we need

  // to apply an extra adjustment when it is run on the older versions (5.9.x)

  // of Qt

  // Update: confirmed that the bug does not appear at least in Qt 5.12.8

  QString defaultAditionalSheet = "";

#if QT_VERSION < QT_VERSION_CHECK(5, 12, 9)

  defaultAditionalSheet = "QMenu::Item{ padding: 3 28 3 28; }";

#endif

  define(additionalStyleSheet, "additionalStyleSheet", QMetaType::QString,

         defaultAditionalSheet);

  define(iconTheme, "iconTheme", QMetaType::Bool, false);

  define(pixelsOnly, "pixelsOnly", QMetaType::Bool, false);

  define(oldUnits, "oldUnits", QMetaType::QString, "mm");

  define(oldCameraUnits, "oldCameraUnits", QMetaType::QString, "inch");

  define(linearUnits, "linearUnits", QMetaType::QString, "mm");

  define(cameraUnits, "cameraUnits", QMetaType::QString, "inch");

  define(CurrentRoomChoice, "CurrentRoomChoice", QMetaType::QString, "Default");

  define(functionEditorToggle, "functionEditorToggle", QMetaType::Int,

         (int)ShowGraphEditorInPopup);

  define(moveCurrentFrameByClickCellArea, "moveCurrentFrameByClickCellArea",

         QMetaType::Bool, true);

  define(actualPixelViewOnSceneEditingMode, "actualPixelViewOnSceneEditingMode",

         QMetaType::Bool, false);

  define(showRasterImagesDarkenBlendedInViewer,

         "showRasterImagesDarkenBlendedInViewer", QMetaType::Bool, false);

  define(iconSize, "iconSize", QMetaType::QSize, QSize(80, 45), QSize(10, 10),

         QSize(400, 400));

  define(viewShrink, "viewShrink", QMetaType::Int, 1, 1, 20);

  define(viewStep, "viewStep", QMetaType::Int, 1, 1, 20);

  define(viewerZoomCenter, "viewerZoomCenter", QMetaType::Int,

         0);  // Mouse Cursor

  define(CurrentLanguageName, "CurrentLanguageName", QMetaType::QString,

         "English");

#ifdef _WIN32

  QString defaultFont("Segoe UI");

#elif defined Q_OS_MACOS

  QString defaultFont("Helvetica Neue");

#else

  QString defaultFont("Helvetica");

#endif

  define(interfaceFont, "interfaceFont", QMetaType::QString, defaultFont);

  define(interfaceFontStyle, "interfaceFontStyle", QMetaType::QString,

         "Regular");

  define(colorCalibrationEnabled, "colorCalibrationEnabled", QMetaType::Bool,

         false);

  define(colorCalibrationLutPaths, "colorCalibrationLutPaths",

         QMetaType::QVariantMap, QVariantMap());

  define(displayIn30bit, "displayIn30bit", QMetaType::Bool, false);

  // hide menu icons by default in macOS since the icon color may not match with

  // the system color theme

#ifdef Q_OS_MACOS

  bool defIconsVisible = false;

#else

  bool defIconsVisible = true;

#endif

  define(showIconsInMenu, "showIconsInMenu", QMetaType::Bool, defIconsVisible);

  setCallBack(pixelsOnly, &Preferences::setPixelsOnly);

  setCallBack(linearUnits, &Preferences::setUnits);

  setCallBack(cameraUnits, &Preferences::setCameraUnits);

  // Visualization

  define(show0ThickLines, "show0ThickLines", QMetaType::Bool, true);

  define(regionAntialias, "regionAntialias", QMetaType::Bool, false);

  // Loading

  define(importPolicy, "importPolicy", QMetaType::Int, 0);  // Always ask

  define(autoExposeEnabled, "autoExposeEnabled", QMetaType::Bool, true);

  define(subsceneFolderEnabled, "subsceneFolderEnabled", QMetaType::Bool, true);

  define(removeSceneNumberFromLoadedLevelName,

         "removeSceneNumberFromLoadedLevelName", QMetaType::Bool, false);

  define(IgnoreImageDpi, "IgnoreImageDpi", QMetaType::Bool, false);

  define(initialLoadTlvCachingBehavior, "initialLoadTlvCachingBehavior",

         QMetaType::Int, 0);  // On Demand

  define(columnIconLoadingPolicy, "columnIconLoadingPolicy", QMetaType::Int,

         (int)LoadAtOnce);

  define(autoRemoveUnusedLevels, "autoRemoveUnusedLevels", QMetaType::Bool,

         false);

  //"levelFormats" need to be handle separately

  // Saving

  define(autosaveEnabled, "autosaveEnabled", QMetaType::Bool, false);

  define(autosavePeriod, "autosavePeriod", QMetaType::Int, 15, 1, 60);

  define(autosaveSceneEnabled, "autosaveSceneEnabled", QMetaType::Bool, true);

  define(autosaveOtherFilesEnabled, "autosaveOtherFilesEnabled",

         QMetaType::Bool, true);

  define(replaceAfterSaveLevelAs, "replaceAfterSaveLevelAs", QMetaType::Bool,

         true);

  define(backupEnabled, "backupEnabled", QMetaType::Bool, true);

  define(backupKeepCount, "backupKeepCount", QMetaType::Int, 1, 1,

         std::numeric_limits<int>::max());</int>

  define(rasterBackgroundColor, "rasterBackgroundColor", QMetaType::QColor,

         QColor(Qt::white));

  define(resetUndoOnSavingLevel, "resetUndoOnSavingLevel", QMetaType::Bool,

         true);

  setCallBack(rasterBackgroundColor, &Preferences::setRasterBackgroundColor);

  setCallBack(autosaveEnabled, &Preferences::enableAutosave);

  setCallBack(autosavePeriod, &Preferences::setAutosavePeriod);

  // Import / Export

  define(ffmpegPath, "ffmpegPath", QMetaType::QString, "");

  define(ffmpegTimeout, "ffmpegTimeout", QMetaType::Int, 600, 1,

         std::numeric_limits<int>::max());</int>

  define(fastRenderPath, "fastRenderPath", QMetaType::QString, "desktop");

  define(ffmpegMultiThread, "ffmpegMultiThread", QMetaType::Bool, false);

  // Drawing

  define(scanLevelType, "scanLevelType", QMetaType::QString, "tif");

  define(DefLevelType, "DefLevelType", QMetaType::Int, TZP_XSHLEVEL);

  define(newLevelSizeToCameraSizeEnabled, "newLevelSizeToCameraSizeEnabled",

         QMetaType::Bool, false);

  define(DefLevelWidth, "DefLevelWidth", QMetaType::Double,

         TCamera().getSize().lx, 0.1, std::numeric_limits<double>::max());</double>

  define(DefLevelHeight, "DefLevelHeight", QMetaType::Double,

         TCamera().getSize().ly, 0.1, std::numeric_limits<double>::max());</double>

  define(DefLevelDpi, "DefLevelDpi", QMetaType::Double, TCamera().getDpi().x,

         0.1, std::numeric_limits<double>::max());</double>

  define(EnableAutocreation, "EnableAutocreation", QMetaType::Bool, true);

  define(NumberingSystem, "NumberingSystem", QMetaType::Int, 0);  // Incremental

  define(EnableAutoStretch, "EnableAutoStretch", QMetaType::Bool, true);

  define(EnableCreationInHoldCells, "EnableCreationInHoldCells",

         QMetaType::Bool, true);

  define(EnableAutoRenumber, "EnableAutoRenumber", QMetaType::Bool, true);

  define(vectorSnappingTarget, "vectorSnappingTarget", QMetaType::Int,

         (int)SnapAll);

  define(saveUnpaintedInCleanup, "saveUnpaintedInCleanup", QMetaType::Bool,

         true);

  define(minimizeSaveboxAfterEditing, "minimizeSaveboxAfterEditing",

         QMetaType::Bool, true);

  define(useNumpadForSwitchingStyles, "useNumpadForSwitchingStyles",

         QMetaType::Bool, true);

  define(downArrowInLevelStripCreatesNewFrame,

         "downArrowInLevelStripCreatesNewFrame", QMetaType::Bool, true);

  define(keepFillOnVectorSimplify, "keepFillOnVectorSimplify", QMetaType::Bool,

         true);

  define(useHigherDpiOnVectorSimplify, "useHigherDpiOnVectorSimplify",

         QMetaType::Bool, false);

  // Tools

  // define(dropdownShortcutsCycleOptions, "dropdownShortcutsCycleOptions",

  //       QMetaType::Int,

  //       1);  // Cycle through the available options (changed from bool to

  //       int)

  define(FillOnlysavebox, "FillOnlysavebox", QMetaType::Bool, false);

  define(multiLayerStylePickerEnabled, "multiLayerStylePickerEnabled",

         QMetaType::Bool, false);

  define(cursorBrushType, "cursorBrushType", QMetaType::QString, "Small");

  define(cursorBrushStyle, "cursorBrushStyle", QMetaType::QString, "Default");

  define(cursorOutlineEnabled, "cursorOutlineEnabled", QMetaType::Bool, true);

  define(levelBasedToolsDisplay, "levelBasedToolsDisplay", QMetaType::Int,

         0);  // Default

  define(useCtrlAltToResizeBrush, "useCtrlAltToResizeBrush", QMetaType::Bool,

         true);

  define(tempToolSwitchTimer, "tempToolSwitchTimer", QMetaType::Int, 500, 1,

         std::numeric_limits<int>::max());</int>

  // Xsheet

  define(xsheetLayoutPreference, "xsheetLayoutPreference", QMetaType::QString,

         "Classic-revised");

  define(xsheetStep, "xsheetStep", QMetaType::Int, 10, 0,

         std::numeric_limits<int>::max());</int>

  define(xsheetAutopanEnabled, "xsheetAutopanEnabled", QMetaType::Bool, true);

  define(DragCellsBehaviour, "DragCellsBehaviour", QMetaType::Int,

         1);  // Cells and Column Data

  define(ignoreAlphaonColumn1Enabled, "ignoreAlphaonColumn1Enabled",

         QMetaType::Bool, false);

  define(showKeyframesOnXsheetCellArea, "showKeyframesOnXsheetCellArea",

         QMetaType::Bool, true);

  define(showXsheetCameraColumn, "showXsheetCameraColumn", QMetaType::Bool,

         true);

  define(useArrowKeyToShiftCellSelection, "useArrowKeyToShiftCellSelection",

         QMetaType::Bool, true);

  define(inputCellsWithoutDoubleClickingEnabled,

         "inputCellsWithoutDoubleClickingEnabled", QMetaType::Bool, false);

  define(shortcutCommandsWhileRenamingCellEnabled,

         "shortcutCommandsWhileRenamingCellEnabled", QMetaType::Bool, false);

  define(showXSheetToolbar, "showXSheetToolbar", QMetaType::Bool, true);

  define(expandFunctionHeader, "expandFunctionHeader", QMetaType::Bool, false);

  define(showColumnNumbers, "showColumnNumbers", QMetaType::Bool, false);

  define(syncLevelRenumberWithXsheet, "syncLevelRenumberWithXsheet",

         QMetaType::Bool, true);

  define(currentTimelineEnabled, "currentTimelineEnabled", QMetaType::Bool,

         true);

  define(currentColumnColor, "currentColumnColor", QMetaType::QColor,

         QColor(Qt::yellow));

  // define(levelNameOnEachMarkerEnabled, "levelNameOnEachMarkerEnabled",

  //  QMetaType::Bool, false);

  define(levelNameDisplayType, "levelNameDisplayType", QMetaType::Int,

         0);  // default

  define(showFrameNumberWithLetters, "showFrameNumberWithLetters",

         QMetaType::Bool, false);

  // Animation

  define(keyframeType, "keyframeType", QMetaType::Int, 2);  // Linear

  define(animationStep, "animationStep", QMetaType::Int, 1, 1, 500);

  define(modifyExpressionOnMovingReferences,

         "modifyExpressionOnMovingReferences", QMetaType::Bool, false);

  // Preview

  define(blanksCount, "blanksCount", QMetaType::Int, 0, 0, 1000);

  define(blankColor, "blankColor", QMetaType::QColor, QColor(Qt::white));

  define(rewindAfterPlayback, "rewindAfterPlayback", QMetaType::Bool, true);

  define(shortPlayFrameCount, "shortPlayFrameCount", QMetaType::Int, 8, 1, 100);

  define(previewAlwaysOpenNewFlip, "previewAlwaysOpenNewFlip", QMetaType::Bool,

         false);

  define(fitToFlipbook, "fitToFlipbook", QMetaType::Bool, false);

  define(generatedMovieViewEnabled, "generatedMovieViewEnabled",

         QMetaType::Bool, true);

  // Onion Skin

  define(onionSkinEnabled, "onionSkinEnabled", QMetaType::Bool, true);

  define(onionPaperThickness, "onionPaperThickness", QMetaType::Int, 50, 0,

         100);

  define(backOnionColor, "backOnionColor", QMetaType::QColor, QColor(Qt::red));

  define(frontOnionColor, "frontOnionColor", QMetaType::QColor,

         QColor(Qt::green));

  define(onionInksOnly, "onionInksOnly", QMetaType::Bool, false);

  define(onionSkinDuringPlayback, "onionSkinDuringPlayback", QMetaType::Bool,

         false);

  define(useOnionColorsForShiftAndTraceGhosts,

         "useOnionColorsForShiftAndTraceGhosts", QMetaType::Bool, true);

  define(animatedGuidedDrawing, "animatedGuidedDrawing", QMetaType::Int,

         0);  // Arrow Markers (changed from bool to int)

  // Colors

  define(viewerBGColor, "viewerBGColor", QMetaType::QColor,

         QColor(128, 128, 128));

  define(previewBGColor, "previewBGColor", QMetaType::QColor,

         QColor(64, 64, 64));

  define(levelEditorBoxColor, "levelEditorBoxColor", QMetaType::QColor,

         QColor(128, 128, 128));

  define(chessboardColor1, "chessboardColor1", QMetaType::QColor,

         QColor(180, 180, 180));

  define(chessboardColor2, "chessboardColor2", QMetaType::QColor,

         QColor(230, 230, 230));

  define(transpCheckInkOnWhite, "transpCheckInkOnWhite", QMetaType::QColor,

         QColor(Qt::black));

  define(transpCheckInkOnBlack, "transpCheckInkOnBlack", QMetaType::QColor,

         QColor(Qt::white));

  define(transpCheckPaint, "transpCheckPaint", QMetaType::QColor,

         QColor(127, 127, 127));

  // Version Control

  define(SVNEnabled, "SVNEnabled", QMetaType::Bool, false);

  define(automaticSVNFolderRefreshEnabled, "automaticSVNFolderRefreshEnabled",

         QMetaType::Bool, true);

  define(latestVersionCheckEnabled, "latestVersionCheckEnabled",

         QMetaType::Bool, true);

  // Touch / Tablet Settings

  // TounchGestureControl // Touch Gesture is a checkable command and not in

  // preferences.ini

  define(winInkEnabled, "winInkEnabled", QMetaType::Bool, false);

  // This option will be shown & available only when WITH_WINTAB is defined

  define(useQtNativeWinInk, "useQtNativeWinInk", QMetaType::Bool, false);

  // Others (not appeared in the popup)

  // Shortcut popup settings

  define(shortcutPreset, "shortcutPreset", QMetaType::QString, "defopentoonz");

  // Viewer context menu

  define(guidedDrawingType, "guidedDrawingType", QMetaType::Int, 0);  // Off

  define(guidedAutoInbetween, "guidedAutoInbetween", QMetaType::Bool,

         false);  // Off

  define(guidedInterpolationType, "guidedInterpolationType", QMetaType::Int,

         1);  // Linear

#if defined(MACOSX) && defined(__LP64__)

  // OSX shared memory settings

  define(shmmax, "shmmax", QMetaType::Int, -1);

  define(shmseg, "shmseg", QMetaType::Int, -1);

  define(shmall, "shmall", QMetaType::Int, -1);

  define(shmmni, "shmmni", QMetaType::Int, -1);

#endif

}

//-----------------------------------------------------------------

void Preferences::define(PreferencesItemId id, QString idString,

                         QMetaType::Type type, QVariant defaultValue,

                         QVariant min, QVariant max) {

  // load value

  QVariant value(defaultValue);

  switch (type) {

  case QMetaType::Bool:

  case QMetaType::Int:

  case QMetaType::Double:

  case QMetaType::QString:

    if (m_settings->contains(idString) &&

        m_settings->value(idString).canConvert(type))

      value = m_settings->value(idString);

    break;

  case QMetaType::QSize:  // used in iconSize

    if (m_settings->contains(idString) &&

        m_settings->value(idString).canConvert(QMetaType::QSize))

      value = m_settings->value(idString);

    // to keep compatibility with older versions

    else if (m_settings->contains(idString + "X")) {

      QSize size = value.toSize();

      size.setWidth(m_settings->value(idString + "X", size.width()).toInt());

      size.setHeight(m_settings->value(idString + "Y", size.height()).toInt());

      value.setValue(size);

    }

    break;

  case QMetaType::QMetaType::QColor:

    if (m_settings->contains(idString)) {

      QString str = m_settings->value(idString).toString();

      value.setValue(stringToColor(str));

    }

    // following two conditions are to keep compatibility with older versions

    else if (m_settings->contains(idString + "_R")) {

      QColor color = value.value<qcolor>();</qcolor>

      color.setRed(m_settings->value(idString + "_R", color.red()).toInt());

      color.setGreen(m_settings->value(idString + "_G", color.green()).toInt());

      color.setBlue(m_settings->value(idString + "_B", color.blue()).toInt());

      color.setAlpha(m_settings->value(idString + "_M", color.alpha()).toInt());

      value.setValue(color);

    } else if (m_settings->contains(idString + ".r")) {

      QColor color = value.value<qcolor>();</qcolor>

      color.setRed(m_settings->value(idString + ".r", color.red()).toInt());

      color.setGreen(m_settings->value(idString + ".g", color.green()).toInt());

      color.setBlue(m_settings->value(idString + ".b", color.blue()).toInt());

      color.setAlpha(255);

      value.setValue(color);

    }

    break;

  case QMetaType::QVariantMap:  // used in colorCalibrationLutPaths

    if (m_settings->contains(idString) &&

        m_settings->value(idString).canConvert(type)) {

      QMap<qstring, qstring=""> pathMap;</qstring,>

      QAssociativeIterable iterable =

          m_settings->value(idString).value<qassociativeiterable>();</qassociativeiterable>

      QAssociativeIterable::const_iterator it        = iterable.begin();

      const QAssociativeIterable::const_iterator end = iterable.end();

      for (; it != end; ++it)

        pathMap.insert(it.key().toString(), it.value().toString());

      value.setValue(pathMap);

    }

    break;

  default:

    std::cout << "Unsupported type detected" << std::endl;

    // load anyway

    value = m_settings->value(idString, value);

    break;

  }

  m_items.insert(id, PreferencesItem(idString, type, value, min, max));

}

//-----------------------------------------------------------------

void Preferences::setCallBack(const PreferencesItemId id, OnEditedFunc func) {

  getItem(id).onEditedFunc = func;

}

//-----------------------------------------------------------------

void Preferences::resolveCompatibility() {

  // autocreation type is divided into "EnableAutocreation" and

  // "NumberingSystem"

  if (m_settings->contains("AutocreationType") &&

      !m_settings->contains("EnableAutocreation")) {

    int type = m_settings->value("AutocreationType").toInt();

    switch (type) {

    case 0:  // former "Disabled"

      setValue(EnableAutocreation, false);

      break;

    case 1:  // former "Enabled"

      setValue(EnableAutocreation, true);

      setValue(NumberingSystem, 0);  // set numbering system to "Incremental"

      break;

    case 2:  // former "Use Xsheet as Animation Sheet"

      setValue(EnableAutocreation, true);

      setValue(NumberingSystem, 1);

      break;

    }

  }

  // "levelNameOnEachMarkerEnabled" is changed to "levelNameDisplayType", adding

  // a new option

  if (m_settings->contains("levelNameOnEachMarkerEnabled") &&

      !m_settings->contains("levelNameDisplayType")) {

    if (m_settings->value("levelNameOnEachMarkerEnabled")

            .toBool())  // show level name on each marker

      setValue(levelNameDisplayType, ShowLevelNameOnEachMarker);

    else  // Default (level name on top of each cell block)

      setValue(levelNameDisplayType, ShowLevelName_Default);

  }

}

//-----------------------------------------------------------------

PreferencesItem &Preferences::getItem(const PreferencesItemId id) {

  assert(m_items.contains(id));

  return m_items[id];

}

//-----------------------------------------------------------------

bool Preferences::getBoolValue(const PreferencesItemId id) const {

  assert(m_items.contains(id));

  if (!m_items.contains(id)) return false;

  PreferencesItem item = m_items.value(id);

  assert(item.type == QMetaType::Bool);

  if (item.type != QMetaType::Bool) return false;

  return item.value.toBool();

}

//-----------------------------------------------------------------

int Preferences::getIntValue(const PreferencesItemId id) const {

  assert(m_items.contains(id));

  if (!m_items.contains(id)) return -1;

  PreferencesItem item = m_items.value(id);

  assert(item.type == QMetaType::Int);

  if (item.type != QMetaType::Int) return -1;

  return item.value.toInt();

}

//-----------------------------------------------------------------

double Preferences::getDoubleValue(const PreferencesItemId id) const {

  assert(m_items.contains(id));

  if (!m_items.contains(id)) return -1.0;

  PreferencesItem item = m_items.value(id);

  assert(item.type == QMetaType::Double);

  if (item.type != QMetaType::Double) return -1.0;

  return item.value.toDouble();

}

//-----------------------------------------------------------------

QString Preferences::getStringValue(const PreferencesItemId id) const {

  assert(m_items.contains(id));

  if (!m_items.contains(id)) return QString();

  PreferencesItem item = m_items.value(id);

  assert(item.type == QMetaType::QString);

  if (item.type != QMetaType::QString) return QString();

  return item.value.toString();

}

//-----------------------------------------------------------------

TPixel Preferences::getColorValue(const PreferencesItemId id) const {

  assert(m_items.contains(id));

  if (!m_items.contains(id)) return TPixel();

  PreferencesItem item = m_items.value(id);

  assert(item.type == QMetaType::QColor);

  if (item.type != QMetaType::QColor) return TPixel();

  return colorToTPixel(item.value.value<qcolor>());</qcolor>

}

//-----------------------------------------------------------------

TDimension Preferences::getSizeValue(const PreferencesItemId id) const {

  assert(m_items.contains(id));

  if (!m_items.contains(id)) return TDimension();

  PreferencesItem item = m_items.value(id);

  assert(item.type == QMetaType::QSize);

  if (item.type != QMetaType::QSize) return TDimension();

  QSize size = item.value.toSize();

  return TDimension(size.width(), size.height());

}

//-----------------------------------------------------------------

// saveToFile is true by default, becomes false when dragging color field

void Preferences::setValue(const PreferencesItemId id, QVariant value,

                           bool saveToFile) {

  assert(m_items.contains(id));

  if (!m_items.contains(id)) return;

  m_items[id].value = value;

  if (saveToFile) {

    if (m_items[id].type ==

        QMetaType::QColor)  // write in human-readable format

      m_settings->setValue(m_items[id].idString,

                           colorToString(value.value<qcolor>()));</qcolor>

    else if (m_items[id].type ==

             QMetaType::Bool)  // write 1/0 instead of true/false to keep