/*
 *  This file is part of RawTherapee.
 *
 *  Copyright (c) 2004-2010 Gabor Horvath <hgabor@rawtherapee.com>
 *
 *  RawTherapee 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.
 *
 *  RawTherapee 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 RawTherapee.  If not, see <http://www.gnu.org/licenses/>.
 */
#include "saveformatpanel.h"
#include "multilangmgr.h"
#include "guiutils.h"

SaveFormatPanel::SaveFormatPanel () : listener (NULL)
{

    jpegqual = new Adjuster (M("SAVEDLG_JPEGQUAL"), 0, 100, 1, 100);
    jpegqual->setAdjusterListener (this);
    jpegqual->show ();

    jpegSubSampBox = Gtk::manage (new Gtk::HBox ());

    jpegSubSampHead = Gtk::manage (new Gtk::Label (M("SAVEDLG_SUBSAMP") + Glib::ustring(":")) );
    jpegSubSampHead->show ();
    jpegSubSampBox->pack_start (*jpegSubSampHead, Gtk::PACK_SHRINK, 4);

    jpegSubSamp = Gtk::manage (new MyComboBoxText ());
    jpegSubSamp->append_text (M("SAVEDLG_SUBSAMP_1"));
    jpegSubSamp->append_text (M("SAVEDLG_SUBSAMP_2"));
    jpegSubSamp->append_text (M("SAVEDLG_SUBSAMP_3"));
    jpegSubSamp->set_tooltip_text (M("SAVEDLG_SUBSAMP_TOOLTIP"));
    jpegSubSamp->set_active (2);
    jpegSubSamp->signal_changed().connect( sigc::mem_fun(*this, &SaveFormatPanel::formatChanged) );
    jpegSubSamp->show ();

    jpegSubSampBox->pack_end (*jpegSubSamp);
    jpegSubSampBox->show ();

    pngcompr = new Adjuster (M("SAVEDLG_PNGCOMPR"), 0, 6, 1, 6);
    pngcompr->setAdjusterListener (this);
    pngcompr->show ();
    tiffuncompressed = new Gtk::CheckButton (M("SAVEDLG_TIFFUNCOMPRESSED"));
    tiffuncompressed->signal_toggled().connect( sigc::mem_fun(*this, &SaveFormatPanel::formatChanged));
    tiffuncompressed->show();

    Gtk::HBox* hb1 = Gtk::manage (new Gtk::HBox ());
    Gtk::Label* flab = Gtk::manage (new Gtk::Label (M("SAVEDLG_FILEFORMAT") + ":"));
    hb1->pack_start (*flab, Gtk::PACK_SHRINK, 4);
    format = Gtk::manage (new MyComboBoxText ());
    format->append_text ("JPEG (8 bit)");
    format->append_text ("TIFF (8 bit)");
    format->append_text ("TIFF (16 bit)");
    format->append_text ("PNG (8 bit)");
    format->append_text ("PNG (16 bit)");
    format->set_active (0);
    oformat = 0;
    format->signal_changed().connect( sigc::mem_fun(*this, &SaveFormatPanel::formatChanged) );
    hb1->pack_start (*format);
    pack_start (*hb1, Gtk::PACK_SHRINK, 4);

    formatopts = Gtk::manage (new Gtk::VBox ());
    formatopts->pack_start (*jpegqual, Gtk::PACK_SHRINK, 4);
    formatopts->pack_start (*jpegSubSampBox, Gtk::PACK_SHRINK, 4);
    pack_start (*formatopts, Gtk::PACK_SHRINK, 4);

    savespp = Gtk::manage (new Gtk::CheckButton (M("SAVEDLG_SAVESPP")));
    savespp->signal_toggled().connect( sigc::mem_fun(*this, &SaveFormatPanel::formatChanged));
    pack_start (*savespp, Gtk::PACK_SHRINK, 4);

    show_all ();
    set_border_width (4);

    fstr[0] = "jpg";
    fstr[1] = "tif";
    fstr[2] = "tif";
    fstr[3] = "png";
    fstr[4] = "png";
}
SaveFormatPanel::~SaveFormatPanel ()
{
    delete jpegqual;
    delete pngcompr;
    delete tiffuncompressed;
}

void SaveFormatPanel::init (SaveFormat &sf)
{

    FormatChangeListener* tmp = listener;
    listener = NULL;

    if (sf.format == "jpg") {
        format->set_active (0);
    } else if (sf.format == "png" && sf.pngBits == 16) {
        format->set_active (4);
    } else if (sf.format == "png" && sf.pngBits == 8) {
        format->set_active (3);
    } else if (sf.format == "tif" && sf.tiffBits == 16) {
        format->set_active (2);
    } else if (sf.format == "tif" && sf.tiffBits == 8) {
        format->set_active (1);
    }

    jpegSubSamp->set_active (sf.jpegSubSamp - 1);

    pngcompr->setValue (sf.pngCompression);
    jpegqual->setValue (sf.jpegQuality);
    savespp->set_active (sf.saveParams);
    tiffuncompressed->set_active (sf.tiffUncompressed);
    listener = tmp;
}

SaveFormat SaveFormatPanel::getFormat ()
{

    SaveFormat sf;

    int sel = format->get_active_row_number();
    sf.format = fstr[sel];

    if (sel == 4) {
        sf.pngBits = 16;
    } else {
        sf.pngBits = 8;
    }

    if (sel == 2) {
        sf.tiffBits = 16;
    } else {
        sf.tiffBits = 8;
    }

    sf.pngCompression   = (int) pngcompr->getValue ();
    sf.jpegQuality      = (int) jpegqual->getValue ();
    sf.jpegSubSamp      = jpegSubSamp->get_active_row_number() + 1;
    sf.tiffUncompressed = tiffuncompressed->get_active();
    sf.saveParams       = savespp->get_active ();
    return sf;
}

void SaveFormatPanel::formatChanged ()
{

    if (oformat == 0) {
        removeIfThere (formatopts, jpegqual);
        removeIfThere (formatopts, jpegSubSampBox);
    } else if (oformat == 3 || oformat == 4) {
        removeIfThere (formatopts, pngcompr);
    } else if (oformat == 1 || oformat == 2) {
        removeIfThere (formatopts, tiffuncompressed);
    }

    int act = format->get_active_row_number();

    if (act < 0 || act > 4) {
        return;
    }

    Glib::ustring fr = fstr[act];

    if (fr == "jpg") {
        formatopts->pack_start (*jpegqual, Gtk::PACK_SHRINK, 4);
        formatopts->pack_start (*jpegSubSampBox, Gtk::PACK_SHRINK, 4);
    } else if (fr == "png") {
        formatopts->pack_start (*pngcompr, Gtk::PACK_SHRINK, 4);
    } else if (fr == "tif") {
        formatopts->pack_start (*tiffuncompressed, Gtk::PACK_SHRINK, 4);
    }

    oformat = act;

    if (listener) {
        listener->formatChanged (fr);
    }
}

void SaveFormatPanel::adjusterChanged (Adjuster* a, double newval)
{

    int act = format->get_active_row_number();

    if (act < 0 || act > 4) {
        return;
    }

    if (listener) {
        listener->formatChanged (fstr[act]);
    }
}