Files
newspark110/actions/rs_actionpolylineadd.cpp
Chenwenxuan edac2715f0 init
2024-03-06 14:54:30 +08:00

184 lines
6.3 KiB
C++

/****************************************************************************
**
** This file is part of the LibreCAD project, a 2D CAD program
**
** Copyright (C) 2010 R. van Twisk (librecad@rvt.dds.nl)
** Copyright (C) 2001-2003 RibbonSoft. All rights reserved.
**
**
** This file may be distributed and/or modified under the terms of the
** GNU General Public License version 2 as published by the Free Software
** Foundation and appearing in the file gpl-2.0.txt included in the
** packaging of this file.
**
** 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.
**
** You should have received a copy of the GNU General Public License
** along with this program; if not, write to the Free Software
** Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
**
** This copyright notice MUST APPEAR in all copies of the script!
**
**********************************************************************/
#include "rs_actionpolylineadd.h"
#include <QAction>
#include <QMouseEvent>
#include "rs_dialogfactory.h"
#include "rs_graphicview.h"
#include "rs_modification.h"
#include "rs_polyline.h"
#include "rs_debug.h"
RS_ActionPolylineAdd::RS_ActionPolylineAdd(RS_EntityContainer& container,
RS_GraphicView& graphicView)
:RS_PreviewActionInterface("Add node",
container, graphicView)
,addEntity(nullptr)
,addSegment(nullptr)
, addCoord(new RS_Vector{})
{
actionType=RS2::ActionPolylineAdd;
}
RS_ActionPolylineAdd::~RS_ActionPolylineAdd() = default;
void RS_ActionPolylineAdd::init(int status) {
RS_ActionInterface::init(status);
addEntity = addSegment = nullptr;
*addCoord = {};
}
void RS_ActionPolylineAdd::trigger() {
RS_PreviewActionInterface::trigger();
RS_DEBUG->print("RS_ActionPolylineAdd::trigger()");
if (addEntity && addSegment->isAtomic() && addCoord->valid &&
addSegment->isPointOnEntity(*addCoord)) {
addEntity->setHighlighted(false);
graphicView->drawEntity(addEntity);
RS_Modification m(*container, graphicView);
addEntity = m.addPolylineNode(
*static_cast<RS_Polyline*>(addEntity),
(RS_AtomicEntity&) *addSegment,
*addCoord );
*addCoord = {};
RS_DIALOGFACTORY->updateSelectionWidget(container->countSelected(),container->totalSelectedLength());
}
////////////////////////////////////////2006/06/15
graphicView->redraw(RS2::RedrawDrawing);
////////////////////////////////////////
}
void RS_ActionPolylineAdd::mouseMoveEvent(QMouseEvent* e) {
RS_DEBUG->print("RS_ActionPolylineAdd::mouseMoveEvent begin");
switch (getStatus()) {
case ChooseSegment:
break;
case SetAddCoord:
snapPoint(e);
break;
default:
break;
}
RS_DEBUG->print("RS_ActionPolylineAdd::mouseMoveEvent end");
}
void RS_ActionPolylineAdd::mouseReleaseEvent(QMouseEvent* e) {
if (e->button()==Qt::LeftButton) {
switch (getStatus()) {
case ChooseSegment:
addEntity = catchEntity(e);
if (!addEntity) {
RS_DIALOGFACTORY->commandMessage(tr("No Entity found."));
} else if (addEntity->rtti()!=RS2::EntityPolyline) {
RS_DIALOGFACTORY->commandMessage(
tr("Entity must be a polyline."));
} else {
addEntity->setHighlighted(true);
graphicView->drawEntity(addEntity);
setStatus(SetAddCoord);
////////////////////////////////////////2006/06/15
graphicView->redraw(RS2::RedrawDrawing);
////////////////////////////////////////
}
break;
case SetAddCoord:
*addCoord = snapPoint(e);
if (!addEntity) {
RS_DIALOGFACTORY->commandMessage(tr("No Entity found."));
} else if (!addCoord->valid) {
RS_DIALOGFACTORY->commandMessage(tr("Adding point is invalid."));
} else {
RS_Vector clickCoord = snapPoint(e);
addSegment = nullptr;
double dist = graphicView->toGraphDX(snapRange)*0.9;
addSegment = ((RS_Polyline*)addEntity)->getNearestEntity( clickCoord, &dist, RS2::ResolveNone);
if (!addSegment) {
RS_DIALOGFACTORY->commandMessage(
tr("Adding point is not on entity."));
break;
}
deleteSnapper();
trigger();
}
break;
default:
break;
}
} else if (e->button()==Qt::RightButton) {
deleteSnapper();
if (addEntity) {
addEntity->setHighlighted(false);
graphicView->drawEntity(addEntity);
////////////////////////////////////////2006/06/15
graphicView->redraw(RS2::RedrawDrawing);
////////////////////////////////////////
}
init(getStatus()-1);
}
}
void RS_ActionPolylineAdd::updateMouseButtonHints() {
switch (getStatus()) {
case ChooseSegment:
RS_DIALOGFACTORY->updateMouseWidget(tr("Specify polyline to add nodes"),
tr("Cancel"));
break;
case SetAddCoord:
RS_DIALOGFACTORY->updateMouseWidget(tr("Specify adding node's point"),
tr("Back"));
break;
default:
RS_DIALOGFACTORY->updateMouseWidget();
break;
}
}
void RS_ActionPolylineAdd::updateMouseCursor() {
graphicView->setMouseCursor(RS2::SelectCursor);
}
// EOF