ecvTracePolylineTool.h

Go to the documentation of this file.

// ----------------------------------------------------------------------------
// -                        CloudViewer: www.cloudViewer.org                  -
// ----------------------------------------------------------------------------
// Copyright (c) 2018-2024 www.cloudViewer.org
// SPDX-License-Identifier: MIT
// ----------------------------------------------------------------------------
 
#pragma once
 
// LOCAL
#include "ecvOverlayDialog.h"
#include "ecvPickingListener.h"
 
// CV_DB_LIB
#include <ecvHObject.h>
 
// SYSTEM
#include <set>
 
// GUI
#include <ui_tracePolylineDlg.h>
 
class ccPolyline;
class ccPointCloud;
class ccPickingHub;
 
class ccTracePolylineTool : public ccOverlayDialog,
                            public ccPickingListener,
                            public Ui::TracePolyLineDlg {
    Q_OBJECT
 
public:
    explicit ccTracePolylineTool(ccPickingHub* pickingHub, QWidget* parent);
    virtual ~ccTracePolylineTool();
 
    // inherited from ccOverlayDialog
    virtual bool linkWith(QWidget* win) override;
    virtual bool start() override;
    virtual void stop(bool accepted) override;
 
protected slots:
 
    void apply();
    void cancel();
    void exportLine();
    inline void continueEdition() { restart(false); }
    inline void resetLine() { restart(true); }
 
    // void handlePickedItem(ccHObject*, unsigned, int, int, const CCVector3&);
    // void addPointToPolyline(int x, int y);
    void closePolyLine(int x = 0,
                       int y = 0);  // arguments for compatibility with
                                    // ccGlWindow::rightButtonClicked signal
 
    void updatePolyLineTip(int x, int y, Qt::MouseButtons buttons);
 
    void onWidthSizeChanged(int);
 
    void onShortcutTriggered(int);
 
    virtual void onItemPicked(const PickedItem& pi) override;
 
protected:
    void restart(bool reset);
 
    void resetTip();
    void updateTip();
    void resetPoly3D();
    void updatePoly3D();
 
    ccPolyline* polylineOverSampling(unsigned steps) const;
 
    struct SegmentGLParams {
        SegmentGLParams() {}
        SegmentGLParams(int x, int y);
        ccGLCameraParameters params;
        CCVector2d clickPos;
    };
 
    ccPolyline* m_polyTip;
    ccPointCloud* m_polyTipVertices;
 
    ccPolyline* m_poly3D;
    ccPointCloud* m_poly3DVertices;
 
    std::vector<SegmentGLParams> m_segmentParams;
 
    bool m_done;
 
    ccPickingHub* m_pickingHub;
};