334 lines
8.0 KiB
C++
334 lines
8.0 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_actiondrawlineangle.h"
|
|
|
|
#include "rs_dialogfactory.h"
|
|
#include "rs_graphicview.h"
|
|
#include "rs_commandevent.h"
|
|
#include "rs_settings.h"
|
|
#include "rs_line.h"
|
|
#include "rs_coordinateevent.h"
|
|
#include "rs_math.h"
|
|
#include "rs_preview.h"
|
|
#include "rs_debug.h"
|
|
|
|
struct RS_ActionDrawLineAngle::Points {
|
|
/**
|
|
* Line data defined so far.
|
|
*/
|
|
RS_LineData data;
|
|
/**
|
|
* Position.
|
|
*/
|
|
RS_Vector pos;
|
|
/**
|
|
* Line angle.
|
|
*/
|
|
double angle;
|
|
/**
|
|
* Line length.
|
|
*/
|
|
double length{1.};
|
|
/**
|
|
* Is the angle fixed?
|
|
*/
|
|
bool fixedAngle;
|
|
/**
|
|
* Snap point (start, middle, end).
|
|
*/
|
|
int snpPoint{0};
|
|
};
|
|
|
|
RS_ActionDrawLineAngle::RS_ActionDrawLineAngle(RS_EntityContainer& container,
|
|
RS_GraphicView& graphicView,
|
|
double angle,
|
|
bool fixedAngle, RS2::ActionType actionType)
|
|
:RS_PreviewActionInterface("Draw lines with given angle",
|
|
container, graphicView)
|
|
, pPoints(new Points{})
|
|
{
|
|
|
|
this->actionType=actionType;
|
|
pPoints->angle = angle;
|
|
pPoints->fixedAngle = fixedAngle;
|
|
|
|
RS_DIALOGFACTORY->requestOptions(this, true,false);
|
|
reset();
|
|
}
|
|
|
|
|
|
|
|
RS_ActionDrawLineAngle::~RS_ActionDrawLineAngle() {
|
|
RS_SETTINGS->beginGroup("/Draw");
|
|
if (!hasFixedAngle()) {
|
|
RS_SETTINGS->writeEntry("/LineAngleAngle", RS_Math::rad2deg(getAngle()));
|
|
}
|
|
RS_SETTINGS->writeEntry("/LineAngleLength", getLength());
|
|
RS_SETTINGS->writeEntry("/LineAngleSnapPoint", getSnapPoint());
|
|
RS_SETTINGS->endGroup();
|
|
}
|
|
|
|
|
|
void RS_ActionDrawLineAngle::reset() {
|
|
pPoints->data = {{}, {}};
|
|
}
|
|
|
|
void RS_ActionDrawLineAngle::init(int status) {
|
|
RS_PreviewActionInterface::init(status);
|
|
|
|
reset();
|
|
}
|
|
|
|
void RS_ActionDrawLineAngle::trigger() {
|
|
RS_PreviewActionInterface::trigger();
|
|
|
|
preparePreview();
|
|
RS_Line* line = new RS_Line{container, pPoints->data};
|
|
line->setLayerToActive();
|
|
line->setPenToActive();
|
|
container->addEntity(line);
|
|
|
|
// upd. undo list:
|
|
if (document) {
|
|
document->startUndoCycle();
|
|
document->addUndoable(line);
|
|
document->endUndoCycle();
|
|
}
|
|
|
|
graphicView->moveRelativeZero(pPoints->data.startpoint);
|
|
graphicView->redraw(RS2::RedrawDrawing);
|
|
RS_DEBUG->print("RS_ActionDrawLineAngle::trigger(): line added: %d",
|
|
line->getId());
|
|
}
|
|
|
|
void RS_ActionDrawLineAngle::mouseMoveEvent(QMouseEvent* e) {
|
|
RS_DEBUG->print("RS_ActionDrawLineAngle::mouseMoveEvent begin");
|
|
|
|
if (getStatus()==SetPos) {
|
|
pPoints->pos = snapPoint(e);
|
|
deletePreview();
|
|
preparePreview();
|
|
preview->addEntity(new RS_Line(preview.get(),
|
|
pPoints->data));
|
|
drawPreview();
|
|
}
|
|
|
|
RS_DEBUG->print("RS_ActionDrawLineAngle::mouseMoveEvent end");
|
|
}
|
|
|
|
void RS_ActionDrawLineAngle::mouseReleaseEvent(QMouseEvent* e) {
|
|
if (e->button()==Qt::LeftButton) {
|
|
if (getStatus()==SetPos) {
|
|
RS_CoordinateEvent ce(snapPoint(e));
|
|
coordinateEvent(&ce);
|
|
}
|
|
} else if (e->button()==Qt::RightButton) {
|
|
deletePreview();
|
|
init(getStatus()-1);
|
|
}
|
|
}
|
|
|
|
|
|
void RS_ActionDrawLineAngle::preparePreview() {
|
|
RS_Vector p1, p2;
|
|
// End:
|
|
if (pPoints->snpPoint == 2) {
|
|
p2.setPolar(-pPoints->length, pPoints->angle);
|
|
} else {
|
|
p2.setPolar(pPoints->length, pPoints->angle);
|
|
}
|
|
|
|
// Middle:
|
|
if (pPoints->snpPoint == 1) {
|
|
p1 = pPoints->pos - (p2 / 2);
|
|
} else {
|
|
p1 = pPoints->pos;
|
|
}
|
|
|
|
p2 += p1;
|
|
pPoints->data = {p1, p2};
|
|
}
|
|
|
|
void RS_ActionDrawLineAngle::coordinateEvent(RS_CoordinateEvent* e) {
|
|
if (!e) return;
|
|
|
|
switch (getStatus()) {
|
|
case SetPos:
|
|
pPoints->pos = e->getCoordinate();
|
|
trigger();
|
|
break;
|
|
|
|
default:
|
|
break;
|
|
}
|
|
}
|
|
|
|
void RS_ActionDrawLineAngle::commandEvent(RS_CommandEvent* e) {
|
|
QString c = e->getCommand().toLower();
|
|
|
|
if (checkCommand("help", c)) {
|
|
RS_DIALOGFACTORY->commandMessage(msgAvailableCommands()
|
|
+ getAvailableCommands().join(", "));
|
|
return;
|
|
}
|
|
|
|
switch (getStatus()) {
|
|
case SetPos:
|
|
if (!pPoints->fixedAngle && checkCommand("angle", c)) {
|
|
deletePreview();
|
|
setStatus(SetAngle);
|
|
} else if (checkCommand("length", c)) {
|
|
deletePreview();
|
|
setStatus(SetLength);
|
|
}
|
|
break;
|
|
|
|
case SetAngle: {
|
|
bool ok;
|
|
double a = RS_Math::eval(c, &ok);
|
|
if (ok) {
|
|
e->accept();
|
|
pPoints->angle = RS_Math::deg2rad(a);
|
|
} else {
|
|
RS_DIALOGFACTORY->commandMessage(tr("Not a valid expression"));
|
|
}
|
|
RS_DIALOGFACTORY->requestOptions(this, true, true);
|
|
setStatus(SetPos);
|
|
}
|
|
break;
|
|
|
|
case SetLength: {
|
|
bool ok;
|
|
double l = RS_Math::eval(c, &ok);
|
|
if (ok) {
|
|
e->accept();
|
|
pPoints->length = l;
|
|
} else {
|
|
RS_DIALOGFACTORY->commandMessage(tr("Not a valid expression"));
|
|
}
|
|
RS_DIALOGFACTORY->requestOptions(this, true, true);
|
|
setStatus(SetPos);
|
|
}
|
|
break;
|
|
|
|
default:
|
|
break;
|
|
}
|
|
}
|
|
|
|
void RS_ActionDrawLineAngle::setSnapPoint(int sp) {
|
|
pPoints->snpPoint = sp;
|
|
}
|
|
|
|
int RS_ActionDrawLineAngle::getSnapPoint() const{
|
|
return pPoints->snpPoint;
|
|
}
|
|
|
|
void RS_ActionDrawLineAngle::setAngle(double a) {
|
|
pPoints->angle = a;
|
|
}
|
|
|
|
double RS_ActionDrawLineAngle::getAngle() const{
|
|
return pPoints->angle;
|
|
}
|
|
|
|
void RS_ActionDrawLineAngle::setLength(double l) {
|
|
pPoints->length = l;
|
|
}
|
|
|
|
double RS_ActionDrawLineAngle::getLength() const{
|
|
return pPoints->length;
|
|
}
|
|
|
|
bool RS_ActionDrawLineAngle::hasFixedAngle() const{
|
|
switch(rtti()){
|
|
case RS2::ActionDrawLineHorizontal:
|
|
case RS2::ActionDrawLineVertical:
|
|
return true;
|
|
default:
|
|
return false;
|
|
}
|
|
}
|
|
|
|
QStringList RS_ActionDrawLineAngle::getAvailableCommands() {
|
|
QStringList cmd;
|
|
|
|
switch (getStatus()) {
|
|
case SetPos:
|
|
if (!pPoints->fixedAngle) {
|
|
cmd += command("angle");
|
|
}
|
|
cmd += command("length");
|
|
break;
|
|
default:
|
|
break;
|
|
}
|
|
|
|
return cmd;
|
|
}
|
|
|
|
|
|
void RS_ActionDrawLineAngle::updateMouseButtonHints() {
|
|
switch (getStatus()) {
|
|
case SetPos:
|
|
RS_DIALOGFACTORY->updateMouseWidget(tr("Specify position"),
|
|
tr("Cancel"));
|
|
break;
|
|
|
|
case SetAngle:
|
|
RS_DIALOGFACTORY->updateMouseWidget(tr("Enter angle:"), tr("Back"));
|
|
break;
|
|
|
|
case SetLength:
|
|
RS_DIALOGFACTORY->updateMouseWidget(tr("Enter length:"), tr("Back"));
|
|
break;
|
|
|
|
default:
|
|
break;
|
|
}
|
|
}
|
|
|
|
void RS_ActionDrawLineAngle::showOptions() {
|
|
RS_ActionInterface::showOptions();
|
|
|
|
RS_DIALOGFACTORY->requestOptions(this, true,true);
|
|
}
|
|
|
|
void RS_ActionDrawLineAngle::hideOptions() {
|
|
RS_ActionInterface::hideOptions();
|
|
|
|
RS_DIALOGFACTORY->requestOptions(this, false);
|
|
}
|
|
|
|
void RS_ActionDrawLineAngle::updateMouseCursor() {
|
|
graphicView->setMouseCursor(RS2::CadCursor);
|
|
}
|
|
|
|
// EOF
|