GUISettingsHandler.cpp

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/****************************************************************************/
// The dialog to change the view (gui) settings.
/****************************************************************************/
// SUMO, Simulation of Urban MObility; see http://sumo.sourceforge.net/
// Copyright (C) 2001-2011 DLR (http://www.dlr.de/) and contributors
/****************************************************************************/
//
//   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.
//
/****************************************************************************/


// ===========================================================================
// included modules
// ===========================================================================
#ifdef _MSC_VER
#include <windows_config.h>
#else
#include <config.h>
#endif

#include <vector>
#include <utils/common/TplConvert.h>
#include <utils/common/ToString.h>
#include <utils/common/RGBColor.h>
#include <utils/common/MsgHandler.h>
#include <utils/common/FileHelpers.h>
#include <utils/gui/settings/GUIVisualizationSettings.h>
#include <utils/gui/settings/GUICompleteSchemeStorage.h>
#include <utils/foxtools/MFXImageHelper.h>
#include <xercesc/framework/MemBufInputSource.hpp>
#include "GUISettingsHandler.h"

#ifdef CHECK_MEMORY_LEAKS
#include <foreign/nvwa/debug_new.h>
#endif // CHECK_MEMORY_LEAKS


// ===========================================================================
// method definitions
// ===========================================================================
GUISettingsHandler::GUISettingsHandler(const std::string& content, bool isFile) throw()
    : SUMOSAXHandler(content), myDelay(-1), myZoom(-1), myXPos(-1), myYPos(-1), myCurrentColorer(SUMO_TAG_NOTHING), myCurrentScheme(0) {
    if (isFile) {
        XMLSubSys::runParser(*this, content);
    } else {
        setFileName("registrySettings");
        SAX2XMLReader* reader = XMLSubSys::getSAXReader(*this);
        MemBufInputSource memBufIS((const XMLByte*)content.c_str(),content.size(),"registrySettings");
        reader->parse(memBufIS);
        delete reader;
    }
}


GUISettingsHandler::~GUISettingsHandler() throw() {
}


void
GUISettingsHandler::myStartElement(int element,
                                   const SUMOSAXAttributes& attrs) throw(ProcessError) {
    bool ok = true;
    switch (element) {
    case SUMO_TAG_DELAY:
        myDelay = attrs.getOptSUMORealReporting(SUMO_ATTR_VALUE, 0, ok, myDelay);
        break;
    case SUMO_TAG_VIEWPORT:
        myZoom = attrs.getOptSUMORealReporting(SUMO_ATTR_ZOOM, 0, ok, myZoom);
        myXPos = attrs.getOptSUMORealReporting(SUMO_ATTR_X, 0, ok, myXPos);
        myYPos = attrs.getOptSUMORealReporting(SUMO_ATTR_Y, 0, ok, myYPos);
        break;
    case SUMO_TAG_SNAPSHOT: {
        bool ok = true;
        std::string file = attrs.getStringReporting(SUMO_ATTR_FILE, 0, ok);
        if (file != "" && !FileHelpers::isAbsolute(file)) {
            file = FileHelpers::getConfigurationRelative(getFileName(), file);
        }
        mySnapshots[attrs.getOptSUMOTimeReporting(SUMO_ATTR_TIME, file.c_str(), ok, 0)] = file;
    }
    break;
    case SUMO_TAG_VIEWSETTINGS_SCHEME: {
        bool ok = true;
        mySettings.name = attrs.getOptStringReporting(SUMO_ATTR_NAME, 0, ok, mySettings.name);
        if (gSchemeStorage.contains(mySettings.name)) {
            mySettings = gSchemeStorage.get(mySettings.name);
        }
    }
    break;
    case SUMO_TAG_VIEWSETTINGS_OPENGL:
        mySettings.antialiase = TplConvert<char>::_2bool(attrs.getStringSecure("antialiase", toString(mySettings.antialiase)).c_str());
        mySettings.dither = TplConvert<char>::_2bool(attrs.getStringSecure("dither", toString(mySettings.dither)).c_str());
        break;
    case SUMO_TAG_VIEWSETTINGS_BACKGROUND: {
        bool ok = true;
        mySettings.backgroundColor = RGBColor::parseColorReporting(attrs.getStringSecure("backgroundColor", toString(mySettings.backgroundColor)), "background", 0, true, ok);
        mySettings.showGrid = TplConvert<char>::_2bool(attrs.getStringSecure("showGrid", toString(mySettings.showGrid)).c_str());
        mySettings.gridXSize = TplConvert<char>::_2SUMOReal(attrs.getStringSecure("gridXSize", toString(mySettings.gridXSize)).c_str());
        mySettings.gridYSize = TplConvert<char>::_2SUMOReal(attrs.getStringSecure("gridYSize", toString(mySettings.gridYSize)).c_str());
    }
    break;
    case SUMO_TAG_VIEWSETTINGS_EDGES: {
        bool ok = true;
        int laneEdgeMode = TplConvert<char>::_2int(attrs.getStringSecure("laneEdgeMode", "0").c_str());
        mySettings.laneShowBorders = TplConvert<char>::_2bool(attrs.getStringSecure("laneShowBorders", toString(mySettings.laneShowBorders)).c_str());
        mySettings.showLinkDecals = TplConvert<char>::_2bool(attrs.getStringSecure("showLinkDecals", toString(mySettings.showLinkDecals)).c_str());
        mySettings.showRails = TplConvert<char>::_2bool(attrs.getStringSecure("showRails", toString(mySettings.showRails)).c_str());
        mySettings.edgeName = parseTextSettings("edgeName", attrs, mySettings.edgeName);
        mySettings.internalEdgeName = parseTextSettings("internalEdgeName", attrs, mySettings.internalEdgeName);
        mySettings.streetName = parseTextSettings("streetName", attrs, mySettings.streetName);
        mySettings.hideConnectors = TplConvert<char>::_2bool(attrs.getStringSecure("hideConnectors", toString(mySettings.hideConnectors)).c_str());
        myCurrentColorer = element;
#ifdef HAVE_MESOSIM
        mySettings.edgeColorer.setActive(laneEdgeMode);
#endif
        mySettings.laneColorer.setActive(laneEdgeMode);
    }
    break;
    case SUMO_TAG_COLORSCHEME:
        myCurrentScheme = 0;
        if (myCurrentColorer == SUMO_TAG_VIEWSETTINGS_EDGES) {
            myCurrentScheme = mySettings.laneColorer.getSchemeByName(attrs.getStringSecure(SUMO_ATTR_NAME, ""));
#ifdef HAVE_MESOSIM
            if (myCurrentScheme == 0) {
                myCurrentScheme = mySettings.edgeColorer.getSchemeByName(attrs.getStringSecure(SUMO_ATTR_NAME, ""));
            }
#endif
        }
        if (myCurrentColorer == SUMO_TAG_VIEWSETTINGS_VEHICLES) {
            myCurrentScheme = mySettings.vehicleColorer.getSchemeByName(attrs.getStringSecure(SUMO_ATTR_NAME, ""));
        }
        if (myCurrentScheme && !myCurrentScheme->isFixed()) {
            bool ok = true;
            myCurrentScheme->setInterpolated(attrs.getOptBoolReporting(SUMO_ATTR_INTERPOLATED, 0, ok, false));
            myCurrentScheme->clear();
        }
        break;
    case SUMO_TAG_ENTRY:
        if (myCurrentScheme) {
            bool ok = true;
            std::string colorStr = attrs.getStringReporting(SUMO_ATTR_COLOR, 0, ok);
            RGBColor color = RGBColor::parseColorReporting(colorStr, attrs.getObjectType(), 0, true, ok);
            if (myCurrentScheme->isFixed()) {
                myCurrentScheme->setColor(attrs.getStringSecure(SUMO_ATTR_NAME, ""), color);
            } else {
                myCurrentScheme->addColor(color,
                                          attrs.getSUMORealReporting(SUMO_ATTR_THRESHOLD, 0, ok));
            }
        }
        break;
    case SUMO_TAG_VIEWSETTINGS_VEHICLES:
        mySettings.vehicleColorer.setActive(TplConvert<char>::_2int(attrs.getStringSecure("vehicleMode", "0").c_str()));
        mySettings.vehicleQuality = TplConvert<char>::_2int(attrs.getStringSecure("vehicleQuality", toString(mySettings.vehicleQuality)).c_str());
        mySettings.minVehicleSize = TplConvert<char>::_2SUMOReal(attrs.getStringSecure("minVehicleSize", toString(mySettings.minVehicleSize)).c_str());
        mySettings.vehicleExaggeration = TplConvert<char>::_2SUMOReal(attrs.getStringSecure("vehicleExaggeration", toString(mySettings.vehicleExaggeration)).c_str());
        mySettings.showBlinker = TplConvert<char>::_2bool(attrs.getStringSecure("showBlinker", toString(mySettings.showBlinker)).c_str());
        mySettings.vehicleName = parseTextSettings("vehicleName", attrs, mySettings.vehicleName);
        myCurrentColorer = element;
        break;
    case SUMO_TAG_VIEWSETTINGS_JUNCTIONS:
        mySettings.junctionMode = TplConvert<char>::_2int(attrs.getStringSecure("junctionMode", toString(mySettings.junctionMode)).c_str());
        mySettings.drawLinkTLIndex = TplConvert<char>::_2bool(attrs.getStringSecure("drawLinkTLIndex", toString(mySettings.drawLinkTLIndex)).c_str());
        mySettings.drawLinkJunctionIndex = TplConvert<char>::_2bool(attrs.getStringSecure("drawLinkJunctionIndex", toString(mySettings.drawLinkJunctionIndex)).c_str());
        mySettings.junctionName = parseTextSettings("junctionName", attrs, mySettings.junctionName);
        mySettings.internalJunctionName = parseTextSettings("internalJunctionName", attrs, mySettings.internalJunctionName);
        mySettings.showLane2Lane = TplConvert<char>::_2bool(attrs.getStringSecure("showLane2Lane", toString(mySettings.showLane2Lane)).c_str());
        break;
    case SUMO_TAG_VIEWSETTINGS_ADDITIONALS:
        mySettings.addMode = TplConvert<char>::_2int(attrs.getStringSecure("addMode", toString(mySettings.addMode)).c_str());
        mySettings.minAddSize = TplConvert<char>::_2SUMOReal(attrs.getStringSecure("minAddSize", toString(mySettings.minAddSize)).c_str());
        mySettings.addExaggeration = TplConvert<char>::_2SUMOReal(attrs.getStringSecure("addExaggeration", toString(mySettings.addExaggeration)).c_str());
        mySettings.addName = parseTextSettings("addName", attrs, mySettings.addName);
        break;
    case SUMO_TAG_VIEWSETTINGS_POIS:
        mySettings.poiExaggeration = TplConvert<char>::_2SUMOReal(attrs.getStringSecure("poiExaggeration", toString(mySettings.poiExaggeration)).c_str());
        mySettings.minPOISize = TplConvert<char>::_2SUMOReal(attrs.getStringSecure("minPOISize", toString(mySettings.minPOISize)).c_str());
        mySettings.poiName = parseTextSettings("poiName", attrs, mySettings.poiName);
        break;
    case SUMO_TAG_VIEWSETTINGS_LEGEND:
        mySettings.showSizeLegend = TplConvert<char>::_2bool(attrs.getStringSecure("showSizeLegend", toString(mySettings.showSizeLegend)).c_str());
        break;
    case SUMO_TAG_VIEWSETTINGS_DECAL: {
        GUISUMOAbstractView::Decal d;
        d.filename = attrs.getStringSecure("filename", d.filename);
        if (d.filename != "" && !FileHelpers::isAbsolute(d.filename)) {
            d.filename = FileHelpers::getConfigurationRelative(getFileName(), d.filename);
        }
        d.centerX = TplConvert<char>::_2SUMOReal(attrs.getStringSecure("centerX", toString(d.centerX)).c_str());
        d.centerY = TplConvert<char>::_2SUMOReal(attrs.getStringSecure("centerY", toString(d.centerY)).c_str());
        d.width = TplConvert<char>::_2SUMOReal(attrs.getStringSecure("width", toString(d.width)).c_str());
        d.height = TplConvert<char>::_2SUMOReal(attrs.getStringSecure("height", toString(d.height)).c_str());
        d.rot = TplConvert<char>::_2SUMOReal(attrs.getStringSecure("rotation", toString(d.rot)).c_str());
        d.initialised = false;
        myDecals.push_back(d);
    }
    break;
    default:
        break;
    }
}


GUIVisualizationTextSettings
GUISettingsHandler::parseTextSettings(
    const std::string& prefix, const SUMOSAXAttributes& attrs,
    GUIVisualizationTextSettings defaults) {
    bool ok = true;
    return GUIVisualizationTextSettings(
               TplConvert<char>::_2bool(attrs.getStringSecure(prefix + "_show", toString(defaults.show)).c_str()),
               TplConvert<char>::_2SUMOReal(attrs.getStringSecure(prefix + "_size", toString(defaults.size)).c_str()),
               RGBColor::parseColorReporting(attrs.getStringSecure(prefix + "_color", toString(defaults.color)), "edges", 0, true, ok));
}


std::string
GUISettingsHandler::addSettings(GUISUMOAbstractView* view) const throw() {
    if (mySettings.name != "") {
        gSchemeStorage.add(mySettings);
        if (view) {
            FXint index = view->getColoringSchemesCombo().appendItem(mySettings.name.c_str());
            view->getColoringSchemesCombo().setCurrentItem(index);
            view->setColorScheme(mySettings.name);
        }
    }
    return mySettings.name;
}


void
GUISettingsHandler::setViewport(GUISUMOAbstractView* view) const throw() {
    if (myZoom > 0) {
        view->setViewport(myZoom, myXPos, myYPos);
    }
}


void
GUISettingsHandler::setViewport(SUMOReal& zoom, SUMOReal& xoff, SUMOReal& yoff) const throw() {
    zoom = myZoom;
    xoff = myXPos;
    yoff = myYPos;
}


void
GUISettingsHandler::setSnapshots(GUISUMOAbstractView* view) const throw() {
    if (!mySnapshots.empty()) {
        view->setSnapshots(mySnapshots);
    }
}


bool
GUISettingsHandler::hasDecals() const throw() {
    return !myDecals.empty();
}


const std::vector<GUISUMOAbstractView::Decal>&
GUISettingsHandler::getDecals() const throw() {
    return myDecals;
}


SUMOReal
GUISettingsHandler::getDelay() const throw() {
    return myDelay;
}


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