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Chenwenxuan
2024-03-06 14:54:30 +08:00
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actions/rs_actionmodifytrim.cpp Normal file
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/****************************************************************************
**
** 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_actionmodifytrim.h"
#include <QAction>
#include <QMouseEvent>
#include "rs_dialogfactory.h"
#include "rs_graphicview.h"
#include "rs_modification.h"
#include "rs_preview.h"
#include "rs_debug.h"
struct RS_ActionModifyTrim::Points {
RS_Vector limitCoord;
RS_Vector trimCoord;
};
/**
* @param both Trim both entities.
*/
RS_ActionModifyTrim::RS_ActionModifyTrim(RS_EntityContainer& container,
RS_GraphicView& graphicView, bool both)
:RS_PreviewActionInterface("Trim Entity",
container, graphicView)
, trimEntity{nullptr}
, limitEntity{nullptr}
, pPoints(new Points{})
, both{both}
{
}
RS_ActionModifyTrim::~RS_ActionModifyTrim(){
unhighlightLimitingEntity();
}
void RS_ActionModifyTrim::init(int status) {
snapMode.clear();
snapMode.restriction = RS2::RestrictNothing;
RS_PreviewActionInterface::init(status);
}
void RS_ActionModifyTrim::finish(bool updateTB) {
RS_PreviewActionInterface::finish(updateTB);
unhighlightLimitingEntity();
}
void RS_ActionModifyTrim::trigger() {
RS_DEBUG->print("RS_ActionModifyTrim::trigger()");
if (trimEntity && trimEntity->isAtomic() &&
limitEntity /* && limitEntity->isAtomic()*/) {
RS_Modification m(*container, graphicView);
m.trim(pPoints->trimCoord, (RS_AtomicEntity*)trimEntity,
pPoints->limitCoord, /*(RS_AtomicEntity*)*/limitEntity,
both);
trimEntity = nullptr;
if (both) {
limitEntity->setHighlighted(false);
graphicView->drawEntity(limitEntity);
setStatus(ChooseLimitEntity);
} else {
setStatus(ChooseTrimEntity);
}
RS_DIALOGFACTORY->updateSelectionWidget(container->countSelected(),container->totalSelectedLength());
}
}
void RS_ActionModifyTrim::mouseMoveEvent(QMouseEvent* e) {
RS_DEBUG->print("RS_ActionModifyTrim::mouseMoveEvent begin");
RS_Vector mouse = graphicView->toGraph(e->x(), e->y());
RS_Entity* se = catchEntity(e);
switch (getStatus()) {
case ChooseLimitEntity:
pPoints->limitCoord = mouse;
limitEntity = se;
break;
case ChooseTrimEntity:
pPoints->trimCoord = mouse;
trimEntity = se;
break;
default:
break;
}
RS_DEBUG->print("RS_ActionModifyTrim::mouseMoveEvent end");
}
void RS_ActionModifyTrim::mouseReleaseEvent(QMouseEvent* e) {
if (e->button()==Qt::LeftButton) {
RS_Vector mouse = graphicView->toGraph(e->x(), e->y());
RS_Entity* se = catchEntity(e);
switch (getStatus()) {
case ChooseLimitEntity:
pPoints->limitCoord = mouse;
limitEntity = se;
if (limitEntity && limitEntity->rtti() != RS2::EntityPolyline/*&& limitEntity->isAtomic()*/) {
limitEntity->setHighlighted(true);
graphicView->drawEntity(limitEntity);
setStatus(ChooseTrimEntity);
}
break;
case ChooseTrimEntity:
pPoints->trimCoord = mouse;
trimEntity = se;
if (trimEntity && trimEntity->isAtomic()) {
trigger();
}
break;
default:
break;
}
} else if (e->button()==Qt::RightButton) {
deletePreview();
if (limitEntity) {
limitEntity->setHighlighted(false);
graphicView->drawEntity(limitEntity);
}
init(getStatus()-1);
}
}
//void RS_ActionModifyTrim::finish(bool updateTB) {
// if (limitEntity->isHighlighted()){
// limitEntity->setHighlighted(false);
// graphicView->drawEntity(limitEntity);
// }
// RS_PreviewActionInterface::finish(updateTB);
//}
void RS_ActionModifyTrim::updateMouseButtonHints() {
switch (getStatus()) {
case ChooseLimitEntity:
if (both) {
RS_DIALOGFACTORY->updateMouseWidget(tr("Select first trim entity"),
tr("Cancel"));
} else {
RS_DIALOGFACTORY->updateMouseWidget(tr("Select limiting entity"),
tr("Back"));
}
break;
case ChooseTrimEntity:
if (both) {
RS_DIALOGFACTORY->updateMouseWidget(tr("Select second trim entity"),
tr("Cancel"));
} else {
RS_DIALOGFACTORY->updateMouseWidget(tr("Select entity to trim"),
tr("Back"));
}
break;
default:
RS_DIALOGFACTORY->updateMouseWidget();
break;
}
}
void RS_ActionModifyTrim::updateMouseCursor() {
graphicView->setMouseCursor(RS2::SelectCursor);
}
void RS_ActionModifyTrim::unhighlightLimitingEntity() {
if (graphicView != nullptr && graphicView->isCleanUp()==false){
if (limitEntity!= nullptr){
if(limitEntity->isHighlighted()){
limitEntity->setHighlighted(false);
graphicView->drawEntity(limitEntity);
}
}
}
}