ccNoteTool.cpp

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// ----------------------------------------------------------------------------
// -                        CloudViewer: www.cloudViewer.org                  -
// ----------------------------------------------------------------------------
// Copyright (c) 2018-2024 www.cloudViewer.org
// SPDX-License-Identifier: MIT
// ----------------------------------------------------------------------------
 
#include "ccNoteTool.h"
 
ccNoteTool::ccNoteTool() : ccTool() {}
 
ccNoteTool::~ccNoteTool() {}
 
// called when a point in a point cloud gets picked while this tool is active
void ccNoteTool::pointPicked(ccHObject* insertPoint,
                             unsigned itemIdx,
                             ccPointCloud* cloud,
                             const CCVector3& P) {
    // get note text
    QString note = QInputDialog::getText(m_app->getMainWindow(), "Note",
                                         "Contents:", QLineEdit::Normal,
                                         "Write note here.");
 
    if (note == "") {
        return;
    }
 
    // create a 1-point lineation object (highlights note-location)
    ccPointPair* l = new ccNote(cloud);
    l->setName(note);
    l->addPointIndex(itemIdx);
 
    // find insert point
    ccHObject* notesFolder = nullptr;
    for (unsigned i = 0; i < m_app->dbRootObject()->getChildrenNumber(); i++) {
        if (m_app->dbRootObject()->getChild(i)->getName() == "notes") {
            notesFolder = m_app->dbRootObject()->getChild(i);
        } else {
            // also search first-level children of root node (when files are
            // re-loaded this is where things will sit)
            for (unsigned c = 0;
                 c < m_app->dbRootObject()->getChild(i)->getChildrenNumber();
                 c++) {
                if (m_app->dbRootObject()
                            ->getChild(i)
                            ->getChild(c)
                            ->getName() == "notes") {
                    notesFolder =
                            m_app->dbRootObject()->getChild(i)->getChild(c);
                    break;
                }
            }
        }
        if (notesFolder)  // found one :)
        {
            break;
        }
    }
    if (!notesFolder) {
        notesFolder = new ccHObject("notes");
        m_app->dbRootObject()->addChild(notesFolder);
        m_app->addToDB(notesFolder, false, false, false, false);
    }
 
    // add to scene graph
    notesFolder->addChild(l);
    m_app->addToDB(l);
}
 
// called when the tool is set to active (for initialization)
void ccNoteTool::toolActivated() {
    // donothing
}
 
// called when the tool is set to disactive (for cleanup)
void ccNoteTool::toolDisactivated() {
    // donothing
}