107 lines
2.9 KiB
C++
107 lines
2.9 KiB
C++
/****************************************************************************
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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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#ifndef RS_EVENTHANDLER_H
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#define RS_EVENTHANDLER_H
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#include <QObject>
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#include "rs_vector.h"
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class RS_ActionInterface;
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class QAction;
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class QMouseEvent;
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class QKeyEvent;
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class RS_CommandEvent;
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class RS_Vector;
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struct RS_SnapMode;
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/**
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* The event handler owns and manages all actions that are currently
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* active. All events going from the view to the actions come over
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* this class.
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*/
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class RS_EventHandler : public QObject
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{
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Q_OBJECT
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public:
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RS_EventHandler(QObject* parent = 0);
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~RS_EventHandler();
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void setQAction(QAction* action);
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void back();
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void enter();
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void mousePressEvent(QMouseEvent *e);
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void mouseReleaseEvent(QMouseEvent *e);
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void mouseMoveEvent(QMouseEvent *e);
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void mouseLeaveEvent();
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void mouseEnterEvent();
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void keyPressEvent(QKeyEvent* e);
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void keyReleaseEvent(QKeyEvent* e);
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void commandEvent(RS_CommandEvent* e);
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void enableCoordinateInput();
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void disableCoordinateInput();
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void setDefaultAction(RS_ActionInterface* action);
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RS_ActionInterface* getDefaultAction() const;
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void setCurrentAction(RS_ActionInterface* action);
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RS_ActionInterface* getCurrentAction();
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bool isValid(RS_ActionInterface* action) const;
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void killSelectActions();
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void killAllActions();
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bool hasAction();
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void cleanUp();
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void debugActions() const;
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void setSnapMode(RS_SnapMode sm);
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void setSnapRestriction(RS2::SnapRestriction sr);
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//! return true if the current action is for selecting
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bool inSelectionMode();
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private:
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QAction* q_action{nullptr};
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RS_ActionInterface* defaultAction{nullptr};
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QList<RS_ActionInterface*> currentActions;
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bool coordinateInputEnabled{true};
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RS_Vector relative_zero;
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public slots:
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void setRelativeZero(const RS_Vector&);
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};
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#endif
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