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

174 lines
4.6 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_actiondrawlinerectangle.h"
#include <QAction>
#include <QMouseEvent>
#include "rs_dialogfactory.h"
#include "rs_graphicview.h"
#include "rs_commandevent.h"
#include "rs_line.h"
#include "rs_coordinateevent.h"
#include "rs_polyline.h"
#include "rs_preview.h"
#include "rs_debug.h"
struct RS_ActionDrawLineRectangle::Points {
/**
* 1st corner.
*/
RS_Vector corner1;
/**
* 2nd corner.
*/
RS_Vector corner2;
};
RS_ActionDrawLineRectangle::RS_ActionDrawLineRectangle(
RS_EntityContainer& container,
RS_GraphicView& graphicView)
:RS_PreviewActionInterface("Draw rectangles",
container, graphicView)
, pPoints(new Points{})
{
actionType=RS2::ActionDrawLineRectangle;
}
RS_ActionDrawLineRectangle::~RS_ActionDrawLineRectangle() = default;
void RS_ActionDrawLineRectangle::trigger() {
RS_PreviewActionInterface::trigger();
RS_Polyline* polyline = new RS_Polyline(container);
// create and add rectangle:
polyline->addVertex(pPoints->corner1);
polyline->setLayerToActive();
polyline->setPenToActive();
polyline->addVertex({pPoints->corner2.x, pPoints->corner1.y});
polyline->addVertex(pPoints->corner2);
polyline->addVertex({pPoints->corner1.x, pPoints->corner2.y});
polyline->setClosed(true);
polyline->endPolyline();
container->addEntity(polyline);
// upd. undo list:
if (document) {
document->startUndoCycle();
document->addUndoable(polyline);
document->endUndoCycle();
}
// upd. view
graphicView->redraw(RS2::RedrawDrawing);
graphicView->moveRelativeZero(pPoints->corner2);
}
void RS_ActionDrawLineRectangle::mouseMoveEvent(QMouseEvent* e) {
RS_DEBUG->print("RS_ActionDrawLineRectangle::mouseMoveEvent begin");
RS_Vector mouse = snapPoint(e);
if (getStatus()==SetCorner2 && pPoints->corner1.valid) {
pPoints->corner2 = mouse;
deletePreview();
preview->addRectangle(pPoints->corner1, pPoints->corner2);
drawPreview();
}
RS_DEBUG->print("RS_ActionDrawLineRectangle::mouseMoveEvent end");
}
void RS_ActionDrawLineRectangle::mouseReleaseEvent(QMouseEvent* e) {
if (e->button()==Qt::LeftButton) {
RS_CoordinateEvent ce(snapPoint(e));
coordinateEvent(&ce);
} else if (e->button()==Qt::RightButton) {
deletePreview();
init(getStatus()-1);
}
}
void RS_ActionDrawLineRectangle::coordinateEvent(RS_CoordinateEvent* e) {
if (!e) return;
RS_Vector mouse = e->getCoordinate();
switch (getStatus()) {
case SetCorner1:
pPoints->corner1 = mouse;
graphicView->moveRelativeZero(mouse);
setStatus(SetCorner2);
break;
case SetCorner2:
pPoints->corner2 = mouse;
trigger();
setStatus(SetCorner1);
break;
default:
break;
}
}
void RS_ActionDrawLineRectangle::commandEvent(RS_CommandEvent* e) {
QString const& c = e->getCommand().toLower();
if (checkCommand("help", c)) {
RS_DIALOGFACTORY->commandMessage(msgAvailableCommands()
+ getAvailableCommands().join(", "));
return;
}
}
void RS_ActionDrawLineRectangle::updateMouseButtonHints() {
switch (getStatus()) {
case SetCorner1:
RS_DIALOGFACTORY->updateMouseWidget(tr("Specify first corner"),
tr("Cancel"));
break;
case SetCorner2:
RS_DIALOGFACTORY->updateMouseWidget(tr("Specify second corner"),
tr("Back"));
break;
default:
RS_DIALOGFACTORY->updateMouseWidget();
break;
}
}
void RS_ActionDrawLineRectangle::updateMouseCursor() {
graphicView->setMouseCursor(RS2::CadCursor);
}
// EOF