Subversion Repositories tpanel

/*

 * Copyright (C) 2020, 2021 by Andreas Theofilu <andreas@theosys.at>

 *

 * 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 3 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, write to the Free Software Foundation,

 * Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301  USA

 */

#include "tpalette.h"

#include "terror.h"

#include "tconfig.h"

#include "texpat++.h"

using std::string;

using std::vector;

using std::map;

using std::pair;

using namespace Expat;

TPalette::TPalette()

{

    DECL_TRACER("TPalette::TPalette()");

}

TPalette::TPalette(const std::string& file)

{

    DECL_TRACER("TPalette::TPalette(const std::string& file)");

    initialize(file);

}

TPalette::~TPalette()

{

    DECL_TRACER("TPalette::~TPalette()");

}

void TPalette::initialize(const std::string& file)

{

    DECL_TRACER("TPalette::initialize(const std::string& file)");

    makeFileName(TConfig::getProjectPath(), file);

    string path;

    if (isValidFile())

        path = getFileName();

    TExpat xml(path);

    xml.setEncoding(ENC_CP1250);

    if (!xml.parse())

        return;

    int depth = 0;

    size_t index = 0;

    if ((index = xml.getElementIndex("paletteData", &depth)) == TExpat::npos)

    {

        MSG_ERROR("Element \"paletteData\" was not found!");

        TError::setError();

        return;

    }

    vector<ATTRIBUTE_t> attrs = xml.getAttributes();

    string palName = xml.getAttribute("name", attrs);

    if (havePalette(palName))

        return;

    string name, content;

    index++;

    while ((index = xml.getNextElementFromIndex(index, &name, &content, &attrs)) != TExpat::npos)

    {

        PDATA_T pal;

        if (name.compare("color") != 0)

        {

            pal.clear();

            continue;

        }

        pal.index = xml.getAttributeInt("index", attrs);

        pal.name = xml.getAttribute("name", attrs);

        string color = content;

        if (color.at(0) == '#')     // Do we have a valid color value?

        {

            string sCol = "0x" + color.substr(1);

            pal.color = strtoul(sCol.c_str(), 0, 16);

        }

        if (mColors.find(pal.name) != mColors.end())    // Don't insert color if it's already in list

        {

            MSG_TRACE("Ignoring color " << pal.name << " because it was read before!");

            pal.clear();

            continue;

        }

        // Insert color into list and get next child if there is one.

        mColors.insert(pair<string, PDATA_T>(pal.name, pal));

        pal.clear();

    }

}

void TPalette::reset()

{

    DECL_TRACER("TPalette::reset()");

    mColors.clear();

    mPaletteNames.clear();

}

PDATA_T TPalette::findColor(const std::string& name)

{

    DECL_TRACER("TPalette::findColor(const std::string& name)");

    map<string, PDATA_T>::iterator iter;

    if ((iter = mColors.find(name)) == mColors.end())

        return PDATA_T();

    return iter->second;

}

PDATA_T TPalette::findColor(int pID)

{

    DECL_TRACER("TPalette::findColor(int pID)");

    map<string, PDATA_T>::iterator iter;

    for (iter = mColors.begin(); iter != mColors.end(); iter++)

    {

        if (iter->second.index == pID)

            return iter->second;

    }

    return PDATA_T();

}

bool TPalette::havePalette(const std::string& name)

{

    DECL_TRACER("TPalette::havePalette(const std::string& name)");

    vector<string>::iterator iter;

    for (iter = mPaletteNames.begin(); iter != mPaletteNames.end(); iter++)

    {

        if (iter->compare(name) == 0)

            return true;

    }

    return false;

}