/* -*- c-basic-offset: 4 indent-tabs-mode: nil -*- vi:set ts=8 sts=4 sw=4: */

/*
    Rosegarden
    A MIDI and audio sequencer and musical notation editor.
 
    This program is Copyright 2000-2008
        Guillaume Laurent   <glaurent@telegraph-road.org>,
        Chris Cannam        <cannam@all-day-breakfast.com>,
        Richard Bown        <richard.bown@ferventsoftware.com>
 
    The moral rights of Guillaume Laurent, Chris Cannam, and Richard
    Bown to claim authorship of this work have been asserted.
 
    Other copyrights also apply to some parts of this work.  Please
    see the AUTHORS file and individual file headers for details.
 
    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.  See the file
    COPYING included with this distribution for more information.
*/


#include "ControlParameterEditDialog.h"
#include <tqlayout.h>

#include <klocale.h>
#include "misc/Debug.h"
#include "misc/Strings.h"
#include "base/Colour.h"
#include "base/ColourMap.h"
#include "base/ControlParameter.h"
#include "base/Event.h"
#include "base/MidiTypes.h"
#include "document/RosegardenGUIDoc.h"
#include <kcombobox.h>
#include <kdialogbase.h>
#include <tqcolor.h>
#include <tqframe.h>
#include <tqgroupbox.h>
#include <tqlabel.h>
#include <tqlineedit.h>
#include <tqpixmap.h>
#include <tqspinbox.h>
#include <tqstring.h>
#include <tqvbox.h>
#include <tqwidget.h>


namespace Rosegarden
{

const TQString notShowing(i18n("<not showing>"));

ControlParameterEditDialog::ControlParameterEditDialog(
    TQWidget *parent,
    ControlParameter *control,
    RosegardenGUIDoc *doc):
        KDialogBase(parent, 0, true,
                    i18n("Edit Control Parameter"), Ok | Cancel),
        m_doc(doc),
        m_control(control)
{
    m_dialogControl = *control; // copy in the ControlParameter

    TQVBox *vbox = makeVBoxMainWidget();

    TQGroupBox *groupBox = new TQGroupBox
                          (1, Qt::Horizontal, i18n("Control Event Properties"), vbox);

    TQFrame *frame = new TQFrame(groupBox);

    TQGridLayout *tqlayout = new TQGridLayout(frame, 4, 3, 10, 5);

    tqlayout->addWidget(new TQLabel(i18n("Name:"), frame), 0, 0);
    m_nameEdit = new TQLineEdit(frame);
    tqlayout->addWidget(m_nameEdit, 0, 1);

    tqlayout->addWidget(new TQLabel(i18n("Type:"), frame), 1, 0);
    m_typeCombo = new KComboBox(frame);
    tqlayout->addMultiCellWidget(m_typeCombo, 1, 1, 1, 2);

    tqlayout->addWidget(new TQLabel(i18n("Description:"), frame), 2, 0);
    m_description = new TQLineEdit(frame);
    tqlayout->addMultiCellWidget(m_description, 2, 2, 1, 2);

    // hex value alongside decimal value
    m_hexValue = new TQLabel(frame);
    tqlayout->addWidget(m_hexValue, 3, 1);

    tqlayout->addWidget(new TQLabel(i18n("Control Event value:"), frame), 3, 0);
    m_controllerBox = new TQSpinBox(frame);
    tqlayout->addWidget(m_controllerBox, 3, 2);

    tqlayout->addWidget(new TQLabel(i18n("Minimum value:"), frame), 4, 0);
    m_minBox = new TQSpinBox(frame);
    tqlayout->addMultiCellWidget(m_minBox, 4, 4, 1, 2);

    tqlayout->addWidget(new TQLabel(i18n("Maximum value:"), frame), 5, 0);
    m_maxBox = new TQSpinBox(frame);
    tqlayout->addMultiCellWidget(m_maxBox, 5, 5, 1, 2);

    tqlayout->addWidget(new TQLabel(i18n("Default value:"), frame), 6, 0);
    m_defaultBox = new TQSpinBox(frame);
    tqlayout->addMultiCellWidget(m_defaultBox, 6, 6, 1, 2);

    tqlayout->addWidget(new TQLabel(i18n("Color:"), frame), 7, 0);
    m_colourCombo = new KComboBox(frame);
    tqlayout->addMultiCellWidget(m_colourCombo, 7, 7, 1, 2);

    tqlayout->addWidget(new TQLabel(i18n("Instrument Parameter Box position:"), frame), 8, 0);
    m_ipbPosition = new KComboBox(frame);
    tqlayout->addMultiCellWidget(m_ipbPosition, 8, 8, 1, 2);

    connect(m_nameEdit, TQT_SIGNAL(textChanged(const TQString&)),
            TQT_SLOT(slotNameChanged(const TQString&)));

    connect(m_typeCombo, TQT_SIGNAL(activated(int)),
            TQT_SLOT(slotTypeChanged(int)));

    connect(m_description, TQT_SIGNAL(textChanged(const TQString&)),
            TQT_SLOT(slotDescriptionChanged(const TQString &)));

    connect(m_controllerBox, TQT_SIGNAL(valueChanged(int)),
            TQT_SLOT(slotControllerChanged(int)));

    connect(m_minBox, TQT_SIGNAL(valueChanged(int)),
            TQT_SLOT(slotMinChanged(int)));

    connect(m_maxBox, TQT_SIGNAL(valueChanged(int)),
            TQT_SLOT(slotMaxChanged(int)));

    connect(m_defaultBox, TQT_SIGNAL(valueChanged(int)),
            TQT_SLOT(slotDefaultChanged(int)));

    connect(m_colourCombo, TQT_SIGNAL(activated(int)),
            TQT_SLOT(slotColourChanged(int)));

    connect(m_ipbPosition, TQT_SIGNAL(activated(int)),
            TQT_SLOT(slotIPBPositionChanged(int)));

    //m_nameEdit->selectAll();
    //m_description->selectAll();

    // set limits
    m_controllerBox->setMinValue(0);
    m_controllerBox->setMaxValue(127);

    m_minBox->setMinValue(INT_MIN);
    m_minBox->setMaxValue(INT_MAX);

    m_maxBox->setMinValue(INT_MIN);
    m_maxBox->setMaxValue(INT_MAX);

    m_defaultBox->setMinValue(INT_MIN);
    m_defaultBox->setMaxValue(INT_MAX);

    // populate combos
    m_typeCombo->insertItem(strtoqstr(Controller::EventType));
    m_typeCombo->insertItem(strtoqstr(PitchBend::EventType));
    /*
    m_typeCombo->insertItem(strtoqstr(KeyPressure::EventType));
    m_typeCombo->insertItem(strtoqstr(ChannelPressure::EventType));
    */

    // Populate colour combo
    //
    //
    ColourMap &colourMap = m_doc->getComposition().getGeneralColourMap();
    RCMap::const_iterator it;
    TQPixmap colourPixmap(16, 16);

    for (it = colourMap.begin(); it != colourMap.end(); ++it) {
        Colour c = it->second.first;
        colourPixmap.fill(TQColor(c.getRed(), c.getGreen(), c.getBlue()));
        m_colourCombo->insertItem(colourPixmap, strtoqstr(it->second.second));
    }

    // Populate IPB position combo
    //
    m_ipbPosition->insertItem(notShowing);
    for (unsigned int i = 0; i < 32; i++)
        m_ipbPosition->insertItem(TQString("%1").tqarg(i));

    if (m_control->getType() == Controller::EventType)
        m_typeCombo->setCurrentItem(0);
    else if (m_control->getType() == PitchBend::EventType)
        m_typeCombo->setCurrentItem(1);
    /*
    else if (m_control->getType() == KeyPressure::EventType)
        m_typeCombo->setCurrentItem(2);
    else if (m_control->getType() == ChannelPressure::EventType)
        m_typeCombo->setCurrentItem(3);
        */

    populate();
}

void
ControlParameterEditDialog::populate()
{
    m_nameEdit->setText(strtoqstr(m_control->getName()));

    m_description->setText(strtoqstr(m_control->getDescription()));
    m_controllerBox->setValue(int(m_control->getControllerValue()));

    TQString hexValue;
    hexValue.sprintf("(0x%x)", m_control->getControllerValue());
    m_hexValue->setText(hexValue);

    m_minBox->setValue(m_control->getMin());
    m_maxBox->setValue(m_control->getMax());
    m_defaultBox->setValue(m_control->getDefault());

    int pos = 0, setItem = 0;
    ColourMap &colourMap = m_doc->getComposition().getGeneralColourMap();
    RCMap::const_iterator it;
    for (it = colourMap.begin(); it != colourMap.end(); ++it)
        if (m_control->getColourIndex() == it->first)
            setItem = pos++;

    m_colourCombo->setCurrentItem(setItem);

    // set combo position
    m_ipbPosition->setCurrentItem(m_control->getIPBPosition() + 1);

    // If the type has changed and there are no defaults then we have to
    // supply some.
    //
    if (qstrtostr(m_typeCombo->currentText()) == PitchBend::EventType ||
            qstrtostr(m_typeCombo->currentText()) == KeyPressure::EventType ||
            qstrtostr(m_typeCombo->currentText()) == ChannelPressure::EventType) {
        m_controllerBox->setEnabled(false);
        m_ipbPosition->setEnabled(false);
        m_colourCombo->setEnabled(false);
        m_hexValue->setEnabled(false);
        m_minBox->setEnabled(false);
        m_maxBox->setEnabled(false);
        m_defaultBox->setEnabled(false);
    } else if (qstrtostr(m_typeCombo->currentText()) == Controller::EventType) {
        m_controllerBox->setEnabled(true);
        m_ipbPosition->setEnabled(true);
        m_colourCombo->setEnabled(true);
        m_hexValue->setEnabled(true);
        m_minBox->setEnabled(true);
        m_maxBox->setEnabled(true);
        m_defaultBox->setEnabled(true);
    }

}

void
ControlParameterEditDialog::slotNameChanged(const TQString &str)
{
    RG_DEBUG << "ControlParameterEditDialog::slotNameChanged" << endl;
    m_dialogControl.setName(qstrtostr(str));
}

void
ControlParameterEditDialog::slotTypeChanged(int value)
{
    RG_DEBUG << "ControlParameterEditDialog::slotTypeChanged" << endl;
    m_dialogControl.setType(qstrtostr(m_typeCombo->text(value)));

    populate();
}

void
ControlParameterEditDialog::slotDescriptionChanged(const TQString &str)
{
    RG_DEBUG << "ControlParameterEditDialog::slotDescriptionChanged" << endl;
    m_dialogControl.setDescription(qstrtostr(str));
}

void
ControlParameterEditDialog::slotControllerChanged(int value)
{
    RG_DEBUG << "ControlParameterEditDialog::slotControllerChanged" << endl;
    m_dialogControl.setControllerValue(value);

    // set hex value
    TQString hexValue;
    hexValue.sprintf("(0x%x)", value);
    m_hexValue->setText(hexValue);
}

void
ControlParameterEditDialog::slotMinChanged(int value)
{
    RG_DEBUG << "ControlParameterEditDialog::slotMinChanged" << endl;
    m_dialogControl.setMin(value);
}

void
ControlParameterEditDialog::slotMaxChanged(int value)
{
    RG_DEBUG << "ControlParameterEditDialog::slotMaxChanged" << endl;
    m_dialogControl.setMax(value);
}

void
ControlParameterEditDialog::slotDefaultChanged(int value)
{
    RG_DEBUG << "ControlParameterEditDialog::slotDefaultChanged" << endl;
    m_dialogControl.setDefault(value);
}

void
ControlParameterEditDialog::slotColourChanged(int value)
{
    RG_DEBUG << "ControlParameterEditDialog::slotColourChanged" << endl;
    m_dialogControl.setColourIndex(value);
}

void
ControlParameterEditDialog::slotIPBPositionChanged(int value)
{
    RG_DEBUG << "ControlParameterEditDialog::slotIPBPositionChanged" << endl;
    m_dialogControl.setIPBPosition(value - 1);
}

}
#include "ControlParameterEditDialog.moc"