GUIViewObjectsHandler.h

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/****************************************************************************/
// Eclipse SUMO, Simulation of Urban MObility; see https://eclipse.dev/sumo
// Copyright (C) 2001-2024 German Aerospace Center (DLR) and others.
// This program and the accompanying materials are made available under the
// terms of the Eclipse Public License 2.0 which is available at
// https://www.eclipse.org/legal/epl-2.0/
// This Source Code may also be made available under the following Secondary
// Licenses when the conditions for such availability set forth in the Eclipse
// Public License 2.0 are satisfied: GNU General Public License, version 2
// or later which is available at
// https://www.gnu.org/licenses/old-licenses/gpl-2.0-standalone.html
// SPDX-License-Identifier: EPL-2.0 OR GPL-2.0-or-later
/****************************************************************************/
// class used for handle objects over view
/****************************************************************************/
#pragma once
#include <config.h>
 
#include <vector>
#include <unordered_map>
#include <utils/gui/globjects/GUIGlObject.h>
#include <utils/gui/settings/GUIVisualizationSettings.h>
 
// ===========================================================================
// class declaration
// ===========================================================================
 
class GNEJunction;
class GNEEdge;
class GNELane;
class GNERoute;
class GNEPathElement;
class GNESegment;
 
// ===========================================================================
// class definitions
// ===========================================================================
 
class GUIViewObjectsHandler {
 
public:
    struct ObjectContainer {
 
        ObjectContainer(const GUIGlObject* object_) :
            object(object_) {}
 
        const GUIGlObject* object = nullptr;
 
        std::vector<int> geometryPoints;
 
        Position posOverShape = Position::INVALID;
 
        double offset = 0;
    };
 
    typedef std::map<double, std::vector<ObjectContainer> > GLObjectsSortedContainer;
 
    GUIViewObjectsHandler();
 
    void reset();
 
    const Position& getSelectionPosition() const;
 
    const Boundary& getSelectionBoundary() const;
 
    void setSelectionPosition(const Position& pos);
 
    void setSelectionBoundary(const Boundary& boundary);
 
 
    bool checkBoundaryParentObject(const GUIGlObject* GLObject, const double layer, const GUIGlObject* parent);
 
    bool checkCircleObject(const GUIVisualizationSettings::Detail d, const GUIGlObject* GLObject,
                           const Position& center, const double radius, const Boundary& circleBoundary,
                           const double layer);
 
    bool checkGeometryPoint(const GUIVisualizationSettings::Detail d, const GUIGlObject* GLObject,
                            const PositionVector& shape, const int index, const double layer, const double radius);
 
    bool checkPositionOverShape(const GUIVisualizationSettings::Detail d, const GUIGlObject* GLObject,
                                const PositionVector& shape, const double layer, const double distance);
 
    bool checkShapeObject(const GUIGlObject* GLObject, const PositionVector& shape, const Boundary& shapeBoundary,
                          const double layer, const GNESegment* segment);
 
    bool selectObject(const GUIGlObject* GLObject, const double layer, const bool checkDuplicated,
                      const bool fullBoundary, const GNESegment* segment);
 
    bool selectGeometryPoint(const GUIGlObject* GLObject, const int newIndex, const double layer);
 
    bool selectPositionOverShape(const GUIGlObject* GLObject, const Position& pos, const double layer, const double offset);
 
    bool isObjectSelected(const GUIGlObject* GLObject) const;
 
    bool checkRectangleSelection(const GUIVisualizationSettings& s, const GUIGlObject* GLObject,
                                 const double layer, const GUIGlObject* parent);
 
    const GLObjectsSortedContainer& getSelectedObjects() const;
 
    const GNESegment* getSelectedSegment(const GUIGlObject* GLObject) const;
 
    const std::vector<int>& getSelectedGeometryPoints(const GUIGlObject* GLObject) const;
 
    const Position& getSelectedPositionOverShape(const GUIGlObject* GLObject) const;
 
    int getNumberOfSelectedObjects() const;
 
 
    const std::set<const GNEPathElement*>& getRedrawPathElements() const;
 
    bool isPathElementMarkForRedraw(const GNEPathElement* pathElement) const;
 
    void addToRedrawPathElements(const GNEPathElement* pathElement);
 
 
    const std::vector<const GNEJunction*>& getMergingJunctions() const;
 
    bool addMergingJunctions(const GNEJunction* junction);
 
 
    void updateFrontObject(const GUIGlObject* GLObject);
 
    void isolateEdgeGeometryPoints();
 
    GUIGlObjectType recomputeBoundaries = GLO_NETWORK;
 
    const GNEEdge* markedEdge = nullptr;
 
    const GNELane* markedLane = nullptr;
 
    const GUIGlObject* markedTAZ = nullptr;
 
    const GNERoute* markedRoute = nullptr;
 
    const GUIGlObject* markedFirstGeometryPoint = nullptr;
 
    const GUIGlObject* markedSecondGeometryPoint = nullptr;
 
protected:
    GLObjectsSortedContainer mySortedSelectedObjects;
 
    std::unordered_map<const GUIGlObject*, std::pair<bool, const GNESegment*> > mySelectedObjects;
 
    int myNumberOfSelectedObjects = 0;
 
    std::set<const GNEPathElement*> myRedrawPathElements;
 
    Boundary mySelectionBoundary;
 
    PositionVector mySelectionBoundaryShape;
 
    Position mySelectionPosition;
 
    std::vector<int> myEmptyGeometryPoints;
 
    std::vector<const GNEJunction*> myMergingJunctions;
 
private:
    GUIViewObjectsHandler(const GUIViewObjectsHandler&) = default;
 
    GUIViewObjectsHandler& operator=(const GUIViewObjectsHandler&) = default;
};