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//##########################################################################
//# #
//# CLOUDCOMPARE #
//# #
//# 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 or later 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: EDF R&D / TELECOM ParisTech (ENST-TSI) #
//# #
//##########################################################################
#ifndef CC_GRAPHICAL_TRANSFORMATION_TOOL_HEADER
#define CC_GRAPHICAL_TRANSFORMATION_TOOL_HEADER
//Local
#include <ccOverlayDialog.h>
#include <ui_graphicalTransformationDlg.h>
//qCC_db
#include <ccHObject.h>
class ccGLWindow;
//! Dialog + mechanism for graphical transformation of entities
/** Mouse driven rotation and translation of selected entities at screen.
**/
class ccGraphicalTransformationTool : public ccOverlayDialog, public Ui::GraphicalTransformationDlg
{
Q_OBJECT
public:
//! Default constructor
explicit ccGraphicalTransformationTool(QWidget* parent);
//! Default destructor
virtual ~ccGraphicalTransformationTool();
//inherited from ccOverlayDialog
virtual bool linkWith(ccGLWindow* win) override;
virtual bool start() override;
virtual void stop(bool state) override;
//! unselect all advanced mode references
void clearAdvModeEntities();
//! Adds an entity to the 'selected' entities set
/** Only the 'selected' entities are moved.
\return success, if the entity is eligible for graphical transformation
**/
bool addEntity(ccHObject* anObject);
//! Returns the number of valid entities (see addEntity)
unsigned getNumberOfValidEntities() const;
//! Returns the 'to be transformed' entities set (see addEntity)
const ccHObject& getValidEntities() const { return m_toTransform; }
//! Sets the rotation center
void setRotationCenter(CCVector3d& center);
//! Returns the transform for translating along an arbitrary vector
ccGLMatrixd arbitraryVectorTranslation(const CCVector3& vec);
//! Returns the transform for rotation around an arbitrary vector
ccGLMatrixd arbitraryVectorRotation(double angle, const CCVector3d&);
protected slots:
//! Applies transformation to selected entities
void apply();
//! Resets transformation
void reset();
//! Cancels (no transformation is applied)
void cancel();
//! Pauses the transformation mode
void pause(bool);
//! Togggles the visibility of the advanced mode ui
void advModeToggle(bool state);
//! Updates the transform for advanced mode rotation when translate ref changed
void advTranslateRefUpdate(int index);
//! Updates the transform for advanced mode rotation when rotate ref changed
void advRotateRefUpdate(int index);
//! Updates the axis center of rotation to the ref object in adv rotate/translate mode
void advRefAxisRadioToggled(bool state);
//! Updates the axis center of rotation to the object center in adv rotate/translate mode
void advObjectAxisRadioToggled(bool state);
//! Updates the top center display message according to the mode
void updateDisplayMessage();
//! Applies translation (graphically) to selected entities
void glTranslate(const CCVector3d&);
//! Applies rotation (graphically) to selected entities
void glRotate(const ccGLMatrixd&);
//! To capture overridden shortcuts (pause button, etc.)
void onShortcutTriggered(int);
protected:
//! Clear all variables and 'unlink' dialog
void clear();
//! Updates all selected entities GL transformation matrices
void updateAllGLTransformations();
//! Sets Advanced translate/rotation mode reference items
void populateAdvModeItems();
//! Sets the translation transform used in advanced translate/rotate mode
bool setAdvTranslationTransform(ccHObject* translateRef);
//! Sets the rotation transform used in advaced translate/rotate mode
bool setAdvRotationAxis(ccHObject* rotateRef);
//! Check if the entitry is in m_toTransform
bool entityInTransformList(ccHObject* entity);
//! Flag for advanced mode
bool m_advMode;
//! Flag if the rotation reference object is in m_toTransform
bool m_advRotateRefIsChild;
//! Flag if the translate reference object is in m_toTransform
bool m_advTranslateRefIsChild;
//! List of entities to be transformed
ccHObject m_toTransform;
//! Current advanced translate mode ref object
ccHObject* m_advTranslateRef = nullptr;
//! Current advanced rotate mode ref object
ccHObject* m_advRotateRef = nullptr;
//! Current rotation
ccGLMatrixd m_rotation;
//! Current translation
CCVector3d m_translation;
//! Current position
ccGLMatrixd m_position;
//! Transform used in advanced translate/rotate mode
ccGLMatrixd m_advTranslationTransform;
//! Current rotation axis vector for adv translate/rotate mode (not neccesarily rotation center)
CCVector3d m_advRotationAxis;
//! Current reference object for rotation center point
CCVector3d m_advRotationRefObjCenter;
//! Rotation center
/** The rotation center is actually the center of gravity of the selected 'entities'
**/
CCVector3d m_rotationCenter;
//! Planes and line segments found in the dbtree for adv transate/rotate
ccHObject::Container m_planesAndLineSegments;
//! rotComboBox enum
enum rotComboBoxItems {XYZ, X, Y, Z, NONE};
};
#endif //CC_GRAPHICAL_TRANSFORMATION_TOOL_HEADER
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