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newspark110/lib/engine/rs_leader.h
Chenwenxuan edac2715f0 init
2024-03-06 14:54:30 +08:00

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2.9 KiB
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/****************************************************************************
**
** 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!
**
**********************************************************************/
#ifndef RS_LEADER_H
#define RS_LEADER_H
#include "rs_entity.h"
#include "rs_entitycontainer.h"
/**
* Holds the data that defines a leader.
*/
class RS_LeaderData {
public:
RS_LeaderData() = default;
RS_LeaderData(bool arrowHeadFlag) {
arrowHead = arrowHeadFlag;
}
friend std::ostream& operator << (std::ostream& os,
const RS_LeaderData& /*ld*/);
/** true: leader has an arrow head. false: no arrow. */
bool arrowHead;
};
/**
* Class for a leader entity (kind of a polyline arrow).
*
* @author Andrew Mustun
*/
class RS_Leader : public RS_EntityContainer {
public:
RS_Leader(RS_EntityContainer* parent=NULL);
RS_Leader(RS_EntityContainer* parent,
const RS_LeaderData& d);
RS_Entity* clone() const override;
/** @return RS2::EntityDimLeader */
RS2::EntityType rtti() const override{
return RS2::EntityDimLeader;
}
void update() override;
/** @return Copy of data that defines the leader. */
RS_LeaderData getData() const {
return data;
}
/** @return true: if this leader has an arrow at the beginning. */
bool hasArrowHead() {
return data.arrowHead;
}
RS_Entity* addVertex(const RS_Vector& v);
void addEntity(RS_Entity* entity) override;
// double getLength() const {
// return -1.0;
// }
void move(const RS_Vector& offset) override;
void rotate(const RS_Vector& center, const double& angle) override;
void rotate(const RS_Vector& center, const RS_Vector& angleVector) override;
void scale(const RS_Vector& center, const RS_Vector& factor) override;
void mirror(const RS_Vector& axisPoint1, const RS_Vector& axisPoint2) override;
void stretch(const RS_Vector& firstCorner,
const RS_Vector& secondCorner,
const RS_Vector& offset) override;
friend std::ostream& operator << (std::ostream& os, const RS_Leader& l);
protected:
RS_LeaderData data;
bool empty;
};
#endif