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

328 lines
7.3 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 <QAction>
#include <QMouseEvent>
#include "rs_actiondrawtext.h"
#include "rs_dialogfactory.h"
#include "rs_graphicview.h"
#include "rs_commandevent.h"
#include "rs_line.h"
#include "rs_text.h"
#include "rs_coordinateevent.h"
#include "rs_preview.h"
#include "rs_debug.h"
struct RS_ActionDrawText::Points {
RS_Vector pos;
RS_Vector secPos;
};
RS_ActionDrawText::RS_ActionDrawText(RS_EntityContainer& container,
RS_GraphicView& graphicView)
:RS_PreviewActionInterface("Draw Text",
container, graphicView)
, pPoints(new Points{})
,textChanged(true)
{
actionType=RS2::ActionDrawText;
}
RS_ActionDrawText::~RS_ActionDrawText() = default;
void RS_ActionDrawText::init(int status) {
RS_ActionInterface::init(status);
switch (status) {
case ShowDialog: {
reset();
RS_Text tmp(NULL, *data);
if (RS_DIALOGFACTORY->requestTextDialog(&tmp)) {
data.reset(new RS_TextData(tmp.getData()));
setStatus(SetPos);
showOptions();
} else {
hideOptions();
setFinished();
}
}
break;
case SetPos:
RS_DIALOGFACTORY->requestOptions(this, true, true);
deletePreview();
preview->setVisible(true);
preparePreview();
break;
default:
break;
}
}
void RS_ActionDrawText::reset() {
const QString text=data.get()?data->text:"";
data.reset(new RS_TextData(RS_Vector(0.0,0.0), RS_Vector(0.0,0.0),
1.0, 1.0,
RS_TextData::VABaseline,
RS_TextData::HALeft,
RS_TextData::None,
text,
"standard",
0.0,
RS2::Update));
}
void RS_ActionDrawText::trigger() {
RS_DEBUG->print("RS_ActionDrawText::trigger()");
if (pPoints->pos.valid) {
deletePreview();
RS_Text* text = new RS_Text(container, *data);
text->update();
container->addEntity(text);
if (document) {
document->startUndoCycle();
document->addUndoable(text);
document->endUndoCycle();
}
graphicView->redraw(RS2::RedrawDrawing);
textChanged = true;
pPoints->secPos = {};
setStatus(SetPos);
}
}
void RS_ActionDrawText::preparePreview() {
if (data->halign == RS_TextData::HAFit || data->halign == RS_TextData::HAAligned) {
if (pPoints->secPos.valid) {
RS_Line* text = new RS_Line(pPoints->pos, pPoints->secPos);
preview->addEntity(text);
}
} else {
data->insertionPoint = pPoints->pos;
RS_Text* text = new RS_Text(preview.get(), *data);
text->update();
preview->addEntity(text);
}
textChanged = false;
}
void RS_ActionDrawText::mouseMoveEvent(QMouseEvent* e) {
RS_DEBUG->print("RS_ActionDrawText::mouseMoveEvent begin");
if (getStatus()==SetPos) {
RS_Vector mouse = snapPoint(e);
RS_Vector mov = mouse - pPoints->pos;
pPoints->pos = mouse;
if (textChanged || pPoints->pos.valid == false || preview->isEmpty()) {
deletePreview();
preparePreview();
} else {
preview->move(mov);
preview->setVisible(true);
}
drawPreview();
} else if (getStatus()==SetSecPos) {
pPoints->secPos = snapPoint(e);
deletePreview();
preparePreview();
drawPreview();
}
RS_DEBUG->print("RS_ActionDrawText::mouseMoveEvent end");
}
void RS_ActionDrawText::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);
finish(false);
}
}
void RS_ActionDrawText::coordinateEvent(RS_CoordinateEvent* e) {
if (e==NULL) {
return;
}
RS_Vector mouse = e->getCoordinate();
switch (getStatus()) {
case ShowDialog:
break;
case SetPos:
data->insertionPoint = mouse;
if (data->halign == RS_TextData::HAFit || data->halign == RS_TextData::HAAligned)
setStatus(SetSecPos);
else
trigger();
break;
case SetSecPos:
data->secondPoint = mouse;
trigger();
break;
default:
break;
}
}
void RS_ActionDrawText::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 (checkCommand("text", c)) {
deletePreview();
graphicView->disableCoordinateInput();
setStatus(SetText);
}
break;
case SetText: {
setText(e->getCommand());
RS_DIALOGFACTORY->requestOptions(this, true, true);
graphicView->enableCoordinateInput();
setStatus(SetPos);
}
break;
default:
break;
}
}
QStringList RS_ActionDrawText::getAvailableCommands() {
QStringList cmd;
if (getStatus()==SetPos) {
cmd += command("text");
}
return cmd;
}
void RS_ActionDrawText::showOptions() {
RS_ActionInterface::showOptions();
RS_DIALOGFACTORY->requestOptions(this, true, true);
}
void RS_ActionDrawText::hideOptions() {
RS_ActionInterface::hideOptions();
RS_DIALOGFACTORY->requestOptions(this, false);
}
void RS_ActionDrawText::updateMouseButtonHints() {
switch (getStatus()) {
case SetPos:
RS_DIALOGFACTORY->updateMouseWidget(tr("Specify insertion point"),
tr("Cancel"));
break;
case SetSecPos:
RS_DIALOGFACTORY->updateMouseWidget(tr("Specify second point"),
tr("Cancel"));
break;
case ShowDialog:
case SetText:
RS_DIALOGFACTORY->updateMouseWidget(tr("Enter text:"),
tr("Back"));
break;
default:
RS_DIALOGFACTORY->updateMouseWidget();
break;
}
}
void RS_ActionDrawText::updateMouseCursor() {
graphicView->setMouseCursor(RS2::CadCursor);
}
void RS_ActionDrawText::setText(const QString& t) {
data->text = t;
textChanged = true;
}
const QString& RS_ActionDrawText::getText() const{
return data->text;
}
void RS_ActionDrawText::setAngle(double a) {
data->angle = a;
textChanged = true;
}
double RS_ActionDrawText::getAngle() const{
return data->angle;
}
// EOF