70 lines
2.1 KiB
C++
70 lines
2.1 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_PREVIEWACTIONINTERFACE_H
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#define RS_PREVIEWACTIONINTERFACE_H
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#include <memory>
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#include "rs_actioninterface.h"
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/**
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* This is the interface that must be implemented for all
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* action classes which need a preview.
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*
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* @author Andrew Mustun
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*/
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class RS_PreviewActionInterface : public RS_ActionInterface {
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public:
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RS_PreviewActionInterface(const char* name,
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RS_EntityContainer& container,
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RS_GraphicView& graphicView);
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~RS_PreviewActionInterface() override;
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void init(int status=0) override;
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void finish(bool updateTB=true) override;
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void suspend() override;
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void resume() override;
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void trigger() override;
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void drawPreview();
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void deletePreview();
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private:
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protected:
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/**
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* Preview that holds the entities to be previewed.
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*/
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std::unique_ptr<RS_Preview> preview;
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bool hasPreview;//whether preview is in use
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// /**
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// * Current offset of the preview.
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// */
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// std::unique_ptr<RS_Vector> offset;
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};
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#endif
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