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**
** This file is part of the LibreCAD project, a 2D CAD program
**
** Copyright (C) 2018 A. Stebich (librecad@mail.lordofbikes.de)
** 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_DOCUMENT_H
#define RS_DOCUMENT_H
#include "rs_entitycontainer.h"
#include "rs_pen.h"
#include "rs_undo.h"
class LC_TextStyleList;
class LC_DimStylesList;
class RS_GraphicView;
class LC_UCSList;
class LC_ViewList;
class RS_BlockList;
class RS_LayerList;
/**
* Base class for documents. Documents can be either graphics or
* blocks and are typically shown in graphic views. Documents hold
* an active pen for drawing in the Document, a file name and they
* know whether they have been modified or not.
*
* @author Andrew Mustun
*/
class RS_Document : public RS_EntityContainer,
public RS_Undo {
public:
RS_Document(RS_EntityContainer* parent=nullptr);
virtual RS_LayerList* getLayerList()= 0;
virtual RS_BlockList* getBlockList() = 0;
virtual LC_DimStylesList* getDimStyleList() = 0;
virtual LC_ViewList* getViewList() { return nullptr;}
virtual LC_UCSList* getUCSList() { return nullptr;}
virtual LC_TextStyleList* getTextStyleList() = 0;
virtual void newDoc() = 0;
/**
* @return true for all document entities (e.g. Graphics or Blocks).
*/
bool isDocument() const override {return true;}
/**
* Removes an entity from the entity container. Implementation
* from RS_Undo.
*/
void removeUndoable(RS_Undoable* u) override {
if (u && u->undoRtti()==RS2::UndoableEntity && u->isUndone()) {
removeEntity(static_cast<RS_Entity*>(u));
}
}
/**
* @return Currently active drawing pen.
*/
RS_Pen getActivePen() const {return activePen;}
/**
* Sets the currently active drawing pen to p.
*/
void setActivePen(const RS_Pen& p) {activePen = p;}
/**
* Sets the documents modified status to 'm'.
*/
virtual void setModified(bool m) {
//std::cout << "RS_Document::setModified: %d" << (int)m << std::endl;
modified = m;
}
/**
* @retval true The document has been modified since it was last saved.
* @retval false The document has not been modified since it was last saved.
*/
virtual bool isModified() const {return modified;}
/**
* Overwritten to set modified flag when undo cycle finished with undoable(s).
*/
void endUndoCycle() override;
void setGraphicView(RS_GraphicView * g) {gv = g;}
RS_GraphicView* getGraphicView() {return gv;} // fixme - sand -- REALLY BAD DEPENDANCE TO UI here, REWORK!
protected:
/** Flag set if the document was modified and not yet saved. */
bool modified = false;
/** Active pen. */
RS_Pen activePen;
//used to read/save current view
RS_GraphicView * gv = nullptr; // fixme - sand -- REALLY BAD DEPENDANCE TO UI here, REWORK!
};
#endif
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