/**********************************************************************************************
    Copyright (C) 2016 Oliver Eichler <oliver.eichler@gmx.de>

    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, see <http://www.gnu.org/licenses/>.

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

#include "gis/trk/filter/CFilterInterpolateElevation.h"

#include "canvas/CCanvas.h"
#include "gis/trk/CGisItemTrk.h"
#include "helpers/CSettings.h"

CFilterInterpolateElevation::CFilterInterpolateElevation(CGisItemTrk& trk, QWidget* parent)
    : QWidget(parent), trk(trk) {
  setupUi(this);

  comboQuality->addItem(tr("coarse"), CGisItemTrk::eQualityCoarse);
  comboQuality->addItem(tr("medium"), CGisItemTrk::eQualityMedium);
  comboQuality->addItem(tr("fine"), CGisItemTrk::eQualityFine);

  bool enabled = trk.isInterpolationEnabled();
  checkPreview->setChecked(enabled);
  toolApply->setEnabled(enabled);

  SETTINGS;
  comboQuality->setCurrentIndex(
      comboQuality->findData(cfg.value("TrackDetails/Filter/Interp/quality", CGisItemTrk::eQualityCoarse)));

  connect(toolApply, &QToolButton::clicked, this, &CFilterInterpolateElevation::slotApply);
  connect(checkPreview, &QCheckBox::toggled, this, &CFilterInterpolateElevation::slotPreview);
  connect(comboQuality, static_cast<void (QComboBox::*)(int)>(&QComboBox::currentIndexChanged), this,
          &CFilterInterpolateElevation::slotPreview);
}

CFilterInterpolateElevation::~CFilterInterpolateElevation() {
  SETTINGS;
  cfg.setValue("TrackDetails/Filter/Interp/quality", comboQuality->currentData());
  trk.setupInterpolation(false, CGisItemTrk::eQualityCoarse);
}

void CFilterInterpolateElevation::slotApply() {
  CCanvasCursorLock cursorLock(Qt::WaitCursor, __func__);
  trk.filterInterpolateElevation();
  checkPreview->setChecked(trk.isInterpolationEnabled());
}

void CFilterInterpolateElevation::slotPreview() {
  CCanvasCursorLock cursorLock(Qt::WaitCursor, __func__);
  bool yes = checkPreview->isChecked();
  qint32 Q = comboQuality->currentData().toInt();
  trk.setupInterpolation(yes, Q);

  yes = trk.isInterpolationEnabled();
  checkPreview->setChecked(yes);
  toolApply->setEnabled(yes);
}
