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138 lines
3.8 KiB
138 lines
3.8 KiB
// Copyright (C) 2004 Dominique Devriese <devriese@kde.org>
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// This program is free software; you can redistribute it and/or
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// modify it under the terms of the GNU General Public License
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// as published by the Free Software Foundation; either version 2
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// of the License, or (at your option) any later version.
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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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// 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
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// 02110-1301, USA.
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#ifndef KIG_KIG_KIG_DOCUMENT_H
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#define KIG_KIG_KIG_DOCUMENT_H
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#include <set>
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#include <vector>
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class Coordinate;
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class CoordinateSystem;
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class KigWidget;
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class ObjectHolder;
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class Rect;
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/**
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* KigDocument is the class holding the real data in a Kig document.
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* It owns a set of Objects, and a CoordinateSystem, which comprise
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* the entire content of a Kig document.
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*/
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class KigDocument {
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/**
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* Here we keep the objects in the document. These are only the
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* objects that the user is aware of. Other objects exist as well,
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* but there's no ObjectHolder for them, and they only exist because
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* some other ObjectCalcer has them as its ancestor.
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*/
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std::set<ObjectHolder*> mobjects;
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/**
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* The CoordinateSystem as the user sees it: this has little to do
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* with the internal coordinates of the objects... It really serves
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* to translate user coordinates from and to internal coordinates.
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*/
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CoordinateSystem* mcoordsystem;
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/**
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* Whether to show the grid.
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*/
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bool mshowgrid;
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/**
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* Whether to show the axes.
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*/
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bool mshowaxes;
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/**
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* Whether to enable visibility of hidden objects.
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*/
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bool mnightvision;
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public:
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KigDocument();
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KigDocument( std::set<ObjectHolder*> objects, CoordinateSystem* coordsystem,
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bool showgrid = true, bool showaxes = true, bool nv = false );
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~KigDocument();
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const CoordinateSystem& coordinateSystem() const;
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const bool grid() const;
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const bool axes() const;
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const bool getNightVision() const;
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/**
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* Get a hold of the objects of this KigDocument.
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*/
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const std::vector<ObjectHolder*> objects() const;
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const std::set<ObjectHolder*>& objectsSet() const;
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/**
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* sets the coordinate system to \p s , and returns the old one..
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*/
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CoordinateSystem* switchCoordinateSystem( CoordinateSystem* s );
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/**
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* sets the coordinate system to \p s , and deletes the old one..
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*/
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void setCoordinateSystem( CoordinateSystem* s );
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/**
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* set to show/hide the grid.
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*/
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void setGrid( bool showgrid );
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/**
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* set to show/hide the grid.
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*/
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void setAxes( bool showaxes );
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/**
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* set to enable/disable night-vision (visibility of hidden objects)
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*/
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void setNightVision( bool nv );
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/**
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* Return a vector of objects that contain the given point.
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*/
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std::vector<ObjectHolder*> whatAmIOn( const Coordinate& p, const KigWidget& w ) const;
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/**
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* Return a vector of objects that are in the given Rect.
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*/
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std::vector<ObjectHolder*> whatIsInHere( const Rect& p, const KigWidget& );
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/**
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* Return a rect containing most of the objects, which would be a
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* fine suggestion to map to the widget...
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*/
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Rect suggestedRect() const;
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/**
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* Add the objects \p o to the document.
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*/
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void addObject( ObjectHolder* oObject );
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/**
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* Add the objects \p os to the document.
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*/
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void addObjects( const std::vector<ObjectHolder*>& os);
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/**
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* Remove the object \p o from the document.
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*/
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void delObject( ObjectHolder* o );
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/**
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* Remove the objects \p os from the document.
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*/
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void delObjects( const std::vector<ObjectHolder*>& os );
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};
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#endif
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