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Chenwenxuan
298
actions/rs_actiondrawmtext.cpp
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298
actions/rs_actiondrawmtext.cpp
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/****************************************************************************
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**
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** This file is part of the LibreCAD project, a 2D CAD program
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**
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** Copyright (C) 2010 R. van Twisk (librecad@rvt.dds.nl)
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** Copyright (C) 2001-2003 RibbonSoft. All rights reserved.
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**
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**
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** This file may be distributed and/or modified under the terms of the
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** GNU General Public License version 2 as published by the Free Software
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** Foundation and appearing in the file gpl-2.0.txt included in the
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** packaging of this file.
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**
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** This program is distributed in the hope that it will be useful,
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** but WITHOUT ANY WARRANTY; without even the implied warranty of
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** MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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** GNU General Public License for more details.
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**
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** You should have received a copy of the GNU General Public License
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** along with this program; if not, write to the Free Software
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** Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
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**
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** This copyright notice MUST APPEAR in all copies of the script!
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**
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**********************************************************************/
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#include <QAction>
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#include <QMouseEvent>
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#include "rs_actiondrawmtext.h"
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#include "rs_mtext.h"
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#include "rs_dialogfactory.h"
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#include "rs_graphicview.h"
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#include "rs_commandevent.h"
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#include "rs_coordinateevent.h"
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#include "rs_preview.h"
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#include "rs_debug.h"
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RS_ActionDrawMText::RS_ActionDrawMText(RS_EntityContainer& container,
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RS_GraphicView& graphicView)
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:RS_PreviewActionInterface("Draw Text",
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container, graphicView)
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,pos(new RS_Vector{})
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,textChanged(true)
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{
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actionType=RS2::ActionDrawMText;
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}
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RS_ActionDrawMText::~RS_ActionDrawMText() = default;
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void RS_ActionDrawMText::init(int status) {
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RS_ActionInterface::init(status);
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switch (status) {
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case ShowDialog: {
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reset();
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RS_MText tmp(NULL, *data);
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if (RS_DIALOGFACTORY->requestMTextDialog(&tmp)) {
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data.reset(new RS_MTextData(tmp.getData()));
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setStatus(SetPos);
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showOptions();
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} else {
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hideOptions();
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finish(true);
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}
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}
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break;
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case SetPos:
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RS_DIALOGFACTORY->requestOptions(this, true, true);
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deletePreview();
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preview->setVisible(true);
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preparePreview();
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break;
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default:
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break;
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}
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}
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void RS_ActionDrawMText::reset() {
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const QString text=data.get()?data->text:"";
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data.reset(new RS_MTextData(RS_Vector(0.0,0.0),
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1.0, 100.0,
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RS_MTextData::VATop,
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RS_MTextData::HALeft,
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RS_MTextData::LeftToRight,
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RS_MTextData::Exact,
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1.0,
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text,
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"standard",
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0.0,
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RS2::Update)
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);
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}
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void RS_ActionDrawMText::trigger() {
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RS_DEBUG->print("RS_ActionDrawText::trigger()");
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if (pos->valid) {
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deletePreview();
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RS_MText* text = new RS_MText(container, *data);
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text->update();
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container->addEntity(text);
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if (document) {
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document->startUndoCycle();
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document->addUndoable(text);
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document->endUndoCycle();
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}
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graphicView->redraw(RS2::RedrawDrawing);
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textChanged = true;
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setStatus(SetPos);
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}
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}
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void RS_ActionDrawMText::preparePreview() {
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data->insertionPoint = *pos;
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RS_MText* text = new RS_MText(preview.get(), *data);
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text->update();
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preview->addEntity(text);
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textChanged = false;
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}
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void RS_ActionDrawMText::mouseMoveEvent(QMouseEvent* e) {
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RS_DEBUG->print("RS_ActionDrawText::mouseMoveEvent begin");
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if (getStatus()==SetPos) {
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RS_Vector mouse = snapPoint(e);
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RS_Vector mov = mouse-*pos;
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*pos = mouse;
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if (textChanged || pos->valid == false || preview->isEmpty()) {
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deletePreview();
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preparePreview();
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} else {
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preview->move(mov);
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preview->setVisible(true);
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}
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drawPreview();
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}
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RS_DEBUG->print("RS_ActionDrawText::mouseMoveEvent end");
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}
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void RS_ActionDrawMText::mouseReleaseEvent(QMouseEvent* e) {
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if (e->button()==Qt::LeftButton) {
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RS_CoordinateEvent ce(snapPoint(e));
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coordinateEvent(&ce);
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} else if (e->button()==Qt::RightButton) {
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deletePreview();
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//init(getStatus()-1);
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finish(false);
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}
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}
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void RS_ActionDrawMText::coordinateEvent(RS_CoordinateEvent* e) {
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if (e==NULL) {
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return;
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}
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RS_Vector mouse = e->getCoordinate();
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switch (getStatus()) {
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case ShowDialog:
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break;
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case SetPos:
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data->insertionPoint = mouse;
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trigger();
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break;
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default:
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break;
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}
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}
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void RS_ActionDrawMText::commandEvent(RS_CommandEvent* e) {
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QString c = e->getCommand().toLower();
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if (checkCommand("help", c)) {
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RS_DIALOGFACTORY->commandMessage(msgAvailableCommands()
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+ getAvailableCommands().join(", "));
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return;
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}
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switch (getStatus()) {
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case SetPos:
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if (checkCommand("text", c)) {
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deletePreview();
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graphicView->disableCoordinateInput();
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setStatus(SetText);
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}
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break;
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case SetText: {
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setText(e->getCommand());
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RS_DIALOGFACTORY->requestOptions(this, true, true);
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graphicView->enableCoordinateInput();
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setStatus(SetPos);
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}
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break;
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default:
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break;
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}
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}
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QStringList RS_ActionDrawMText::getAvailableCommands() {
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QStringList cmd;
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if (getStatus()==SetPos) {
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cmd += command("text");
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}
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return cmd;
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}
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void RS_ActionDrawMText::showOptions() {
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RS_ActionInterface::showOptions();
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RS_DIALOGFACTORY->requestOptions(this, true, true);
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}
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void RS_ActionDrawMText::hideOptions() {
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RS_ActionInterface::hideOptions();
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RS_DIALOGFACTORY->requestOptions(this, false);
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}
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void RS_ActionDrawMText::updateMouseButtonHints() {
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switch (getStatus()) {
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case SetPos:
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RS_DIALOGFACTORY->updateMouseWidget(tr("Specify insertion point"),
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tr("Cancel"));
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break;
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case ShowDialog:
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case SetText:
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RS_DIALOGFACTORY->updateMouseWidget(tr("Enter text:"),
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tr("Back"));
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break;
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default:
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RS_DIALOGFACTORY->updateMouseWidget();
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break;
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}
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}
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void RS_ActionDrawMText::updateMouseCursor() {
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graphicView->setMouseCursor(RS2::CadCursor);
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}
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void RS_ActionDrawMText::setText(const QString& t) {
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data->text = t;
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textChanged = true;
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}
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QString RS_ActionDrawMText::getText() {
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return data->text;
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}
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void RS_ActionDrawMText::setAngle(double a) {
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data->angle = a;
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textChanged = true;
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}
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double RS_ActionDrawMText::getAngle() {
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return data->angle;
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}
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// EOF
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