ccMapWindow.h

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// ----------------------------------------------------------------------------
// -                        CloudViewer: www.cloudViewer.org                  -
// ----------------------------------------------------------------------------
// Copyright (c) 2018-2024 www.cloudViewer.org
// SPDX-License-Identifier: MIT
// ----------------------------------------------------------------------------
 
#pragma once
 
// CV_DB_LIB
#include <ecvDisplayTools.h>
#include <ecvScalarField.h>
 
class ccMapWindow : public QWidget {
public:
    explicit ccMapWindow(QWidget* parent = 0)
        : QWidget(parent), m_sfForRampDisplay(0), m_showSF(true) {}
 
    virtual ~ccMapWindow() { setAssociatedScalarField(0); }
 
 
    void setAssociatedScalarField(ccScalarField* sf) {
        if (m_sfForRampDisplay != sf) {
            if (m_sfForRampDisplay) m_sfForRampDisplay->release();
 
            m_sfForRampDisplay = sf;
 
            if (m_sfForRampDisplay) m_sfForRampDisplay->link();
        }
    }
 
    void showSF(bool state) { m_showSF = state; }
 
    bool sfShown() const { return m_showSF; }
 
    ccScalarField* getAssociatedScalarField() const {
        return m_sfForRampDisplay;
    }
 
    // inherited fro ecvDisplayTools
    virtual void getContext(CC_DRAW_CONTEXT& context) {
        ecvDisplayTools::GetContext(context);
 
        if (m_showSF) {
            // override sf that will be used for color ramp display
            context.sfColorScaleToDisplay = m_sfForRampDisplay;
        }
    }
 
protected:
    ccScalarField* m_sfForRampDisplay;
 
    bool m_showSF;
};