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

144 lines
3.9 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_actionmodifyscale.h"
#include <QAction>
#include <QMouseEvent>
#include "rs_dialogfactory.h"
#include "rs_graphicview.h"
#include "rs_coordinateevent.h"
#include "rs_modification.h"
#include "rs_preview.h"
#include "rs_debug.h"
struct RS_ActionModifyScale::Points {
RS_ScaleData data;
RS_Vector referencePoint;
};
RS_ActionModifyScale::RS_ActionModifyScale(RS_EntityContainer& container,
RS_GraphicView& graphicView)
:RS_PreviewActionInterface("Scale Entities",
container, graphicView)
, pPoints(new Points{})
{
actionType=RS2::ActionModifyScale;
}
RS_ActionModifyScale::~RS_ActionModifyScale() = default;
void RS_ActionModifyScale::init(int status) {
RS_ActionInterface::init(status);
}
void RS_ActionModifyScale::trigger() {
RS_DEBUG->print("RS_ActionModifyScale::trigger()");
if(pPoints->data.factor.valid){
RS_Modification m(*container, graphicView);
m.scale(pPoints->data);
RS_DIALOGFACTORY->updateSelectionWidget(container->countSelected(),container->totalSelectedLength());
}
}
void RS_ActionModifyScale::mouseMoveEvent(QMouseEvent* e) {
RS_DEBUG->print("RS_ActionModifyScale::mouseMoveEvent begin");
if (getStatus()==SetReferencePoint) {
RS_Vector mouse = snapPoint(e);
switch (getStatus()) {
case SetReferencePoint:
pPoints->referencePoint = mouse;
break;
default:
break;
}
}
RS_DEBUG->print("RS_ActionModifyScale::mouseMoveEvent end");
}
void RS_ActionModifyScale::mouseReleaseEvent(QMouseEvent* e) {
if (e->button()==Qt::LeftButton) {
if (getStatus()== SetReferencePoint){
RS_CoordinateEvent ce(snapPoint(e));
coordinateEvent(&ce);
}
} else if (e->button()==Qt::RightButton) {
deletePreview();
init(getStatus()-1);
}
}
void RS_ActionModifyScale::coordinateEvent(RS_CoordinateEvent* e) {
if (e==NULL || getStatus() != SetReferencePoint) {
return;
}
RS_Vector mouse = e->getCoordinate();
setStatus(ShowDialog);
if (RS_DIALOGFACTORY->requestScaleDialog(pPoints->data)) {
pPoints->data.referencePoint = mouse;
trigger();
finish();
}
}
void RS_ActionModifyScale::updateMouseButtonHints() {
switch (getStatus()) {
/*case Select:
RS_DIALOGFACTORY->updateMouseWidget(tr("Pick entities to scale"),
tr("Cancel"));
break;*/
case SetReferencePoint:
RS_DIALOGFACTORY->updateMouseWidget(tr("Specify reference point"),
tr("Cancel"));
break;
default:
RS_DIALOGFACTORY->updateMouseWidget();
break;
}
}
void RS_ActionModifyScale::updateMouseCursor() {
graphicView->setMouseCursor(RS2::CadCursor);
}
// EOF