kis_wdg_convert_height_to_normal_map.cpp

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/*
 * SPDX-FileCopyrightText: 2017 Wolthera van Hövell tot Westerflier <griffinvalley@gmail.com>
 *
 *  SPDX-License-Identifier: GPL-2.0-or-later
 */
#include "kis_wdg_convert_height_to_normal_map.h"
#include <filter/kis_filter_configuration.h>
#include <klocalizedstring.h>
#include <KoChannelInfo.h>
#include <KisGlobalResourcesInterface.h>
 
KisWdgConvertHeightToNormalMap::KisWdgConvertHeightToNormalMap(QWidget *parent, const KoColorSpace *cs)
    : KisConfigWidget(parent)
    , ui(new Ui_WidgetConvertHeightToNormalMap)
    , m_cs(cs)
 
{
    if (cs->channelCount() < 3) {
        QVBoxLayout *layout = new QVBoxLayout(this);
        layout->addWidget(new QLabel(i18n("Height to Normal Map does not work on this colorspace.")));
        return;
    }
 
 
    ui->setupUi(this);
    m_types << "prewitt"<< "sobol"<< "simple";
    m_types_translatable << i18n("Prewitt") << i18n("Sobel") << i18n("Simple");
    QStringList swizzle;
    swizzle<< "X+" << "X-" << "Y+" << "Y-" << "Z+" << "Z-";
 
    ui->cmbType->addItems(m_types_translatable);
    ui->cmbRed->addItems(swizzle);
    ui->cmbGreen->addItems(swizzle);
    ui->cmbBlue->addItems(swizzle);
 
    const QList<KoChannelInfo*> channels = m_cs->channels();
 
    for (int c = 0; c < (int)m_cs->channelCount(); c++) {
        ui->cmbChannel->addItem(channels.at(c)->name());
    }
 
    ui->btnAspect->setKeepAspectRatio(false);
    ui->sldHorizontalRadius->setRange(1.0, 100.0, 2);
    ui->sldHorizontalRadius->setSingleStep(0.01);
    ui->sldHorizontalRadius->setPrefix(i18n("Horizontal Radius:"));
    connect(ui->sldHorizontalRadius, SIGNAL(valueChanged(qreal)), this, SLOT(horizontalRadiusChanged(qreal)));
 
    ui->sldVerticalRadius->setRange(1.0, 100.0, 2);
    ui->sldVerticalRadius->setSingleStep(0.01);
    ui->sldVerticalRadius->setPrefix(i18n("Vertical Radius:"));
    connect(ui->sldVerticalRadius, SIGNAL(valueChanged(qreal)), this, SLOT(verticalRadiusChanged(qreal)));
 
    connect(ui->sldHorizontalRadius, SIGNAL(valueChanged(qreal)), this, SIGNAL(sigConfigurationItemChanged()));
    connect(ui->sldVerticalRadius, SIGNAL(valueChanged(qreal)), this, SIGNAL(sigConfigurationItemChanged()));
    connect(ui->btnAspect, SIGNAL(keepAspectRatioChanged(bool)), this, SLOT(aspectLockChanged(bool)));
    connect(ui->cmbType, SIGNAL(currentIndexChanged(int)), this, SIGNAL(sigConfigurationItemChanged()));
    connect(ui->cmbChannel, SIGNAL(currentIndexChanged(int)), this, SIGNAL(sigConfigurationItemChanged()));
    connect(ui->cmbRed, SIGNAL(currentIndexChanged(int)), this, SIGNAL(sigConfigurationItemChanged()));
    connect(ui->cmbGreen, SIGNAL(currentIndexChanged(int)), this, SIGNAL(sigConfigurationItemChanged()));
    connect(ui->cmbBlue, SIGNAL(currentIndexChanged(int)), this, SIGNAL(sigConfigurationItemChanged()));
 
}
 
KisWdgConvertHeightToNormalMap::~KisWdgConvertHeightToNormalMap()
{
    delete ui;
}
 
KisPropertiesConfigurationSP KisWdgConvertHeightToNormalMap::configuration() const
{
    KisFilterConfigurationSP config = new KisFilterConfiguration("height to normal", 1, KisGlobalResourcesInterface::instance());
    if (m_cs->channelCount() < 3) return config;
 
    config->setProperty("horizRadius", ui->sldHorizontalRadius->value());
    config->setProperty("vertRadius", ui->sldVerticalRadius->value());
    config->setProperty("type", m_types.at(ui->cmbType->currentIndex()));
    config->setProperty("lockAspect", ui->btnAspect->keepAspectRatio());
    config->setProperty("channelToConvert", ui->cmbChannel->currentIndex());
    config->setProperty("redSwizzle", ui->cmbRed->currentIndex());
    config->setProperty("greenSwizzle", ui->cmbGreen->currentIndex());
    config->setProperty("blueSwizzle", ui->cmbBlue->currentIndex());
 
    return config;
}
 
void KisWdgConvertHeightToNormalMap::setConfiguration(const KisPropertiesConfigurationSP config)
{
    if (m_cs->channelCount() < 3) return;
 
    ui->sldHorizontalRadius->setValue(config->getFloat("horizRadius", 1.0));
    ui->sldVerticalRadius->setValue(config->getFloat("vertRadius", 1.0));
    int index = 0;
    if (m_types.contains(config->getString("type", "prewitt"))){
        index = m_types.indexOf(config->getString("type", "sobol"));
    }
    ui->cmbType->setCurrentIndex(index);
    ui->cmbChannel->setCurrentIndex(config->getInt("channelToConvert", 0));
    ui->btnAspect->setKeepAspectRatio(config->getBool("lockAspect", false));
    ui->cmbRed->setCurrentIndex(config->getInt("redSwizzle", xPlus));
    ui->cmbGreen->setCurrentIndex(config->getInt("greenSwizzle", yPlus));
    ui->cmbBlue->setCurrentIndex(config->getInt("blueSwizzle", zPlus));
}
 
void KisWdgConvertHeightToNormalMap::horizontalRadiusChanged(qreal r)
{
    ui->sldHorizontalRadius->blockSignals(true);
    ui->sldHorizontalRadius->setValue(r);
    ui->sldHorizontalRadius->blockSignals(false);
 
    if (ui->btnAspect->keepAspectRatio()) {
        ui->sldVerticalRadius->blockSignals(true);
        ui->sldVerticalRadius->setValue(r);
        ui->sldVerticalRadius->blockSignals(false);
    }
}
 
void KisWdgConvertHeightToNormalMap::verticalRadiusChanged(qreal r)
{
    ui->sldVerticalRadius->blockSignals(true);
    ui->sldVerticalRadius->setValue(r);
    ui->sldVerticalRadius->blockSignals(false);
 
    if (ui->btnAspect->keepAspectRatio()) {
        ui->sldHorizontalRadius->blockSignals(true);
        ui->sldHorizontalRadius->setValue(r);
        ui->sldHorizontalRadius->blockSignals(false);
    }
}
 
void KisWdgConvertHeightToNormalMap::aspectLockChanged(bool v)
{
    if (v) {
        ui->sldVerticalRadius->setValue( ui->sldHorizontalRadius->value() );
    }
}