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#pragma once
// ##########################################################################
// # #
// # CLOUDCOMPARE PLUGIN: LAS-IO Plugin #
// # #
// # 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; version 2 of the License. #
// # #
// # 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. #
// # #
// # COPYRIGHT: Thomas Montaigu #
// # #
// ##########################################################################
#include "LasDetails.h"
#include "LasExtraScalarField.h"
#include "LasScalarField.h"
#include "ui_lassavedialog.h"
// Qt
#include <QDialog>
// CCCoreLib
#include <CCGeom.h>
class QStringListModel;
class ccScalarField;
class ccPointCloud;
class MappingLabel;
class LasExtraScalarFieldCard;
/// This dialog is responsible for presenting to the user
/// the different options when saving a point cloud to a LAS/LAZ file.
class LasSaveDialog : public QDialog
, public Ui::LASSaveDialog
{
Q_OBJECT
public:
explicit LasSaveDialog(ccPointCloud* cloud, QWidget* parent = nullptr);
void setVersionAndPointFormat(const LasDetails::LasVersion versionAndFmt);
/// Set scale that would offer the user the best precision
void setOptimalScale(const CCVector3d& scale, bool autoCheck = false);
/// Set the scale that was used in the original file
/// to save comes from.
void setOriginalScale(const CCVector3d& scale, bool canUseScale, bool autoCheck = true);
/// Set the extra LAS scalar fields saved from the original file.
void setExtraScalarFields(const std::vector<LasExtraScalarField>& extraScalarFields);
/// Returns the point format currently selected
uint8_t selectedPointFormat() const;
/// Returns the version currently selected
void selectedVersion(uint8_t& versionMajor, uint8_t& versionMinor) const;
/// Returns the currently selected scale
CCVector3d chosenScale() const;
/// Returns whether the user wants to save RGB
bool shouldSaveRGB() const;
/// Returns whether the user wants to save the Waveforms
bool shouldSaveWaveform() const;
/// Returns whether the user wants to save normals as extra las scalar field
bool shouldSaveNormalsAsExtraScalarField() const;
/// Returns the vector of LAS scalar fields the user wants to save.
///
/// Each LAS scalar fields is mapped to an existing point cloud's ccScalarField.
/// The mapping is done by us and the user.
std::vector<LasScalarField> fieldsToSave() const;
std::vector<LasExtraScalarField> extraFieldsToSave() const;
public Q_SLOTS:
void handleSelectedVersionChange(const QString&);
void handleSelectedPointFormatChange(int index);
void handleComboBoxChange(int index);
void handleCustomScaleButtontoggled(bool checked);
LasExtraScalarFieldCard* addExtraScalarFieldCard();
private:
LasExtraScalarFieldCard* createCard() const;
/// This will scan the the point cloud scalar fields
/// and create a default scalar field extra card if the field is
/// neither selected as a standard field nor as an extra field.
void assignLeftoverScalarFieldsAsExtra();
void unassignDefaultFields();
bool shouldAutomaticallyAssignLeftoverSFsAsExtra() const;
private:
ccPointCloud* m_cloud{nullptr};
/// Model that contains the list of scalar fields names
QStringListModel* m_scalarFieldsNamesModel{nullptr};
/// Model that contains the list of data type names the user can choose
/// for its extra scalar fields
QStringListModel* m_extraFieldsDataTypesModel{nullptr};
CCVector3d m_optimalScale;
CCVector3d m_originalScale;
/// Contains the mapping from a LAS field name to a combo box
/// where the user (or us) selected the scalar field to use
std::vector<std::pair<MappingLabel*, QComboBox*>> m_scalarFieldMapping;
};
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