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

322 lines
7.8 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<cmath>
#include <QAction>
#include <QMouseEvent>
#include "rs_actiondimdiametric.h"
#include "rs_dimdiametric.h"
#include "rs_dialogfactory.h"
#include "rs_graphicview.h"
#include "rs_commandevent.h"
#include "rs_arc.h"
#include "rs_circle.h"
#include "rs_line.h"
#include "rs_coordinateevent.h"
#include "rs_math.h"
#include "rs_preview.h"
#include "rs_debug.h"
RS_ActionDimDiametric::RS_ActionDimDiametric(
RS_EntityContainer& container,
RS_GraphicView& graphicView)
:RS_ActionDimension("Draw Diametric Dimensions",
container, graphicView)
, pos(new RS_Vector{})
{
actionType=RS2::ActionDimDiametric;
reset();
}
RS_ActionDimDiametric::~RS_ActionDimDiametric() = default;
void RS_ActionDimDiametric::reset() {
RS_ActionDimension::reset();
edata.reset(new RS_DimDiametricData(RS_Vector{false},
0.0)
);
entity = nullptr;
*pos = {};
RS_DIALOGFACTORY->requestOptions(this, true, true);
}
void RS_ActionDimDiametric::trigger() {
RS_PreviewActionInterface::trigger();
preparePreview();
if (entity) {
RS_DimDiametric* newEntity = nullptr;
newEntity = new RS_DimDiametric(container,
*data,
*edata);
newEntity->setLayerToActive();
newEntity->setPenToActive();
newEntity->update();
container->addEntity(newEntity);
// upd. undo list:
if (document) {
document->startUndoCycle();
document->addUndoable(newEntity);
document->endUndoCycle();
}
RS_Vector rz = graphicView->getRelativeZero();
graphicView->redraw(RS2::RedrawDrawing);
graphicView->moveRelativeZero(rz);
RS_Snapper::finish();
} else {
RS_DEBUG->print("RS_ActionDimDiametric::trigger:"
" Entity is nullptr\n");
}
}
void RS_ActionDimDiametric::preparePreview() {
if (entity) {
double radius{0.};
RS_Vector center{false};
if (entity->rtti()==RS2::EntityArc) {
RS_Arc* p = static_cast<RS_Arc*>(entity);
radius = p->getRadius();
center = p->getCenter();
} else if (entity->rtti()==RS2::EntityCircle) {
RS_Circle* p = static_cast<RS_Circle*>(entity);
radius = p->getRadius();
center = p->getCenter();
}
double angle = center.angleTo(*pos);
data->definitionPoint.setPolar(radius, angle + M_PI);
data->definitionPoint += center;
edata->definitionPoint.setPolar(radius, angle);
edata->definitionPoint += center;
}
}
void RS_ActionDimDiametric::mouseMoveEvent(QMouseEvent* e) {
RS_DEBUG->print("RS_ActionDimDiametric::mouseMoveEvent begin");
switch (getStatus()) {
case SetPos:
if (entity) {
*pos = snapPoint(e);
preparePreview();
RS_DimDiametric* d = new RS_DimDiametric(preview.get(), *data, *edata);
deletePreview();
preview->addEntity(d);
d->update();
drawPreview();
}
break;
default:
break;
}
RS_DEBUG->print("RS_ActionDimDiametric::mouseMoveEvent end");
}
void RS_ActionDimDiametric::mouseReleaseEvent(QMouseEvent* e) {
if (e->button()==Qt::LeftButton) {
switch (getStatus()) {
case SetEntity: {
RS_Entity* en = catchEntity(e, RS2::ResolveAll);
if (en) {
if (en->rtti()==RS2::EntityArc ||
en->rtti()==RS2::EntityCircle) {
entity = en;
RS_Vector center;
if (entity->rtti()==RS2::EntityArc) {
center =
static_cast<RS_Arc*>(entity)->getCenter();
} else {
center =
static_cast<RS_Circle*>(entity)->getCenter();
}
graphicView->moveRelativeZero(center);
setStatus(SetPos);
} else
RS_DIALOGFACTORY->commandMessage(tr("Not a circle "
"or arc entity"));
}
}
break;
case SetPos: {
RS_CoordinateEvent ce(snapPoint(e));
coordinateEvent(&ce);
}
break;
default:
break;
}
} else if (e->button()==Qt::RightButton) {
deletePreview();
init(getStatus()-1);
}
}
void RS_ActionDimDiametric::coordinateEvent(RS_CoordinateEvent* e) {
if (!e) return;
switch (getStatus()) {
case SetPos:
*pos = e->getCoordinate();
trigger();
reset();
setStatus(SetEntity);
break;
default:
break;
}
}
void RS_ActionDimDiametric::commandEvent(RS_CommandEvent* e) {
QString c = e->getCommand().toLower();
if (checkCommand("help", c)) {
RS_DIALOGFACTORY->commandMessage(msgAvailableCommands()
+ getAvailableCommands().join(", "));
return;
}
// setting new text label:
if (getStatus()==SetText) {
setText(c);
RS_DIALOGFACTORY->requestOptions(this, true, true);
graphicView->enableCoordinateInput();
setStatus(lastStatus);
return;
}
// command: text
if (checkCommand("text", c)) {
lastStatus = (Status)getStatus();
graphicView->disableCoordinateInput();
setStatus(SetText);
}
// setting angle
if (getStatus()==SetPos) {
bool ok;
double a = RS_Math::eval(c, &ok);
if (ok) {
pos->setPolar(1.0, RS_Math::deg2rad(a));
*pos += data->definitionPoint;
trigger();
reset();
setStatus(SetEntity);
} else {
RS_DIALOGFACTORY->commandMessage(tr("Not a valid expression"));
}
return;
}
}
QStringList RS_ActionDimDiametric::getAvailableCommands() {
QStringList cmd;
switch (getStatus()) {
case SetEntity:
case SetPos:
cmd += command("text");
break;
default:
break;
}
return cmd;
}
void RS_ActionDimDiametric::updateMouseButtonHints() {
switch (getStatus()) {
case SetEntity:
RS_DIALOGFACTORY->updateMouseWidget(tr("Select arc or circle entity"),
tr("Cancel"));
break;
case SetPos:
RS_DIALOGFACTORY->updateMouseWidget(
tr("Specify dimension line location"), tr("Cancel"));
break;
case SetText:
RS_DIALOGFACTORY->updateMouseWidget(tr("Enter dimension text:"), "");
break;
default:
RS_DIALOGFACTORY->updateMouseWidget();
break;
}
}
void RS_ActionDimDiametric::showOptions() {
RS_ActionInterface::showOptions();
RS_DIALOGFACTORY->requestOptions(this, true);
}
void RS_ActionDimDiametric::hideOptions() {
RS_ActionInterface::hideOptions();
//RS_DIALOGFACTORY->requestDimDiametricOptions(edata, false);
RS_DIALOGFACTORY->requestOptions(this, false);
}
// EOF