GUIDottedGeometry.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
/****************************************************************************/
// File for dotted geometry classes and functions
/****************************************************************************/
#pragma once
#include <config.h>
 
#include <utils/geom/PositionVector.h>
#include <utils/gui/settings/GUIVisualizationSettings.h>
 
// ===========================================================================
// class definitions
// ===========================================================================
 
class GUIDottedGeometry {
 
public:
    enum class DottedContourType {
        INSPECT,        // Inspecting element
        REMOVE,         // Mouse over element to remove
        SELECT,         // Mouse over element to select
        MOVE,           // Mouse over element to move
        FRONT,          // Element marked as "front element"
        OVER,           // Mouse over element (orange)
        FROM,           // Element marked as from (green)
        TO,             // Element marked as to (magenta)
        RELATED,        // Element marked as related (cyan)
        WALKINGAREA,    // Used if we're drawing walking areas in contour mode 
        NOTHING
    };
 
    class DottedGeometryColor {
 
    public:
        DottedGeometryColor();
 
        const RGBColor getColor(const GUIVisualizationSettings& settings, DottedContourType type);
 
        void changeColor();
 
        void reset();
 
    private:
        bool myColorFlag;
 
        DottedGeometryColor& operator=(const DottedGeometryColor& other) = delete;
    };
 
    struct Segment {
 
        Segment();
 
        Segment(PositionVector newShape);
 
        PositionVector shape;
 
        std::vector<double> rotations;
 
        std::vector<double> lengths;
    };
 
    GUIDottedGeometry();
 
    GUIDottedGeometry(const GUIVisualizationSettings& s, const GUIVisualizationSettings::Detail d,
                      PositionVector shape, const bool closeShape);
 
    void updateDottedGeometry(const GUIVisualizationSettings& s, const GUIVisualizationSettings::Detail d,
                              const PositionVector& laneShape);
 
    void updateDottedGeometry(const GUIVisualizationSettings& s, const GUIVisualizationSettings::Detail d,
                              PositionVector shape, const bool closeShape);
 
    void drawDottedGeometry(const GUIVisualizationSettings& s, GUIDottedGeometry::DottedContourType type,
                            DottedGeometryColor& dottedGeometryColor, const double lineWidth, const bool addOffset) const;
 
    void drawInnenGeometry(const double lineWidth) const;
 
    void moveShapeToSide(const double value);
 
    Position getFrontPosition() const;
 
    Position getBackPosition() const;
 
    const PositionVector& getUnresampledShape() const;
 
    void clearDottedGeometry();
 
private:
    void calculateShapeRotationsAndLengths();
 
    PositionVector myUnresampledShape;
 
    std::vector<GUIDottedGeometry::Segment> myDottedGeometrySegments;
};