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//##########################################################################
//# #
//# CLOUDCOMPARE #
//# #
//# This program is free software; you can redistribute it and/or modify #
//# it under the terms of the GNU General Public License as published by #
//# the Free Software Foundation; version 2 or later of the License. #
//# #
//# This program is distributed in the hope that it will be useful, #
//# but WITHOUT ANY WARRANTY; without even the implied warranty of #
//# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the #
//# GNU General Public License for more details. #
//# #
//# COPYRIGHT: EDF R&D / TELECOM ParisTech (ENST-TSI) #
//# #
//##########################################################################
#include "ccPointPickingGenericInterface.h"
//Local
#include "ccGLWindow.h"
#include "mainwindow.h"
#include "db_tree/ccDBRoot.h"
//common
#include <ccPickingHub.h>
//qCC_db
#include <ccLog.h>
#include <ccPointCloud.h>
ccPointPickingGenericInterface::ccPointPickingGenericInterface(ccPickingHub* pickingHub, QWidget* parent/*=0*/)
: ccOverlayDialog(parent)
, m_pickingHub(pickingHub)
{
assert(m_pickingHub);
}
bool ccPointPickingGenericInterface::linkWith(ccGLWindow* win)
{
if (win == m_associatedWin)
{
//nothing to do
return false;
}
ccGLWindow* oldWin = m_associatedWin;
//just in case
if (m_pickingHub)
{
m_pickingHub->removeListener(this);
}
if (!ccOverlayDialog::linkWith(win))
{
return false;
}
//if the dialog is already linked to a window, we must disconnect the 'point picked' signal
if (oldWin)
{
oldWin->disconnect(this);
}
return true;
}
bool ccPointPickingGenericInterface::start()
{
if (!m_pickingHub)
{
ccLog::Error("[Point picking] No associated display!");
return false;
}
//activate "point picking mode" in associated GL window
if (!m_pickingHub->addListener(this, true, true, ccGLWindow::POINT_PICKING))
{
ccLog::Error("Picking mechanism already in use. Close the tool using it first.");
return false;
}
//the user must not close this window!
m_associatedWin->setUnclosable(true);
m_associatedWin->redraw(true, false);
ccOverlayDialog::start();
return true;
}
void ccPointPickingGenericInterface::stop(bool state)
{
if (m_pickingHub)
{
//deactivate "point picking mode" in all GL windows
m_pickingHub->removeListener(this);
if ( m_associatedWin != nullptr )
{
m_associatedWin->setUnclosable(false);
m_associatedWin->redraw(true, false);
}
}
ccOverlayDialog::stop(state);
}
void ccPointPickingGenericInterface::onItemPicked(const PickedItem& pi)
{
if (!m_processing || !pi.entity)
return;
if (pi.entity->isKindOf(CC_TYPES::POINT_CLOUD))
{
ccPointCloud* cloud = static_cast<ccPointCloud*>(pi.entity);
if (!cloud)
{
assert(false);
ccLog::Warning("[Item picking] Picked point is not in pickable entities DB?!");
return;
}
processPickedPoint(cloud, pi.itemIndex, pi.clickPoint.x(), pi.clickPoint.y());
}
else if (pi.entity->isKindOf(CC_TYPES::MESH))
{
//NOT HANDLED: 'POINT_PICKING' mode only for now
assert(false);
}
else
{
//unhandled entity
assert(false);
}
}
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