ccPinchNodeTool.cpp

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// ----------------------------------------------------------------------------
// -                        CloudViewer: www.cloudViewer.org                  -
// ----------------------------------------------------------------------------
// Copyright (c) 2018-2024 www.cloudViewer.org
// SPDX-License-Identifier: MIT
// ----------------------------------------------------------------------------
 
#include "ccPinchNodeTool.h"
 
ccPinchNodeTool::ccPinchNodeTool() : ccTool() {}
 
ccPinchNodeTool::~ccPinchNodeTool() {}
 
// called when a point in a point cloud gets picked while this tool is active
void ccPinchNodeTool::pointPicked(ccHObject* insertPoint,
                                  unsigned itemIdx,
                                  ccPointCloud* cloud,
                                  const CCVector3& P) {
    // get insert-point if there is an active GeoObject
    ccGeoObject* geoObj = ccGeoObject::getGeoObjectParent(insertPoint);
    if (geoObj)  // there is an active GeoObject
    {
        insertPoint = geoObj->getRegion(
                ccGeoObject::INTERIOR);  // add pinch-points to GeoObject
                                         // interior
    } else {
        // throw error
        m_app->dispToConsole(
                "[Compass] PinchNodes can only be added to GeoObjects. Please "
                "select one!",
                ecvMainAppInterface::ERR_CONSOLE_MESSAGE);
        return;
    }
 
    // create a 1-point lineation object (highlights node-location)
    ccPointPair* l = new ccPinchNode(cloud);
    l->setName("tip");
    l->showNameIn3D(false);
    l->addPointIndex(itemIdx);
 
    // add to scene graph
    insertPoint->addChild(l);
    m_app->addToDB(l);
}
 
// called when the tool is set to active (for initialization)
void ccPinchNodeTool::toolActivated() {
    // donothing
}
 
// called when the tool is set to disactive (for cleanup)
void ccPinchNodeTool::toolDisactivated() {
    // donothing
}