117 lines
4.2 KiB
C++
117 lines
4.2 KiB
C++
/*
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* Portable Agile C++ Classes (PACC)
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* Copyright (C) 2001-2003 by Marc Parizeau
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* http://manitou.gel.ulaval.ca/~parizeau/PACC
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*
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* This library is free software; you can redistribute it and/or
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* modify it under the terms of the GNU Lesser General Public
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* License as published by the Free Software Foundation; either
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* version 2.1 of the License, or (at your option) any later version.
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*
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* This library 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 GNU
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* Lesser General Public License for more details.
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*
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* You should have received a copy of the GNU Lesser General Public
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* License along with this library; if not, write to the Free Software
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* Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
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*
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* Contact:
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* Laboratoire de Vision et Systemes Numeriques
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* Departement de genie electrique et de genie informatique
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* Universite Laval, Quebec, Canada, G1K 7P4
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* http://vision.gel.ulaval.ca
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*
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*/
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/*!
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* \file PACC/SVG/Canvas.hpp
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* \brief Class definition for the SVG drawing canvas.
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* \author Marc Parizeau and Michel Fortin, Laboratoire de vision et systèmes numériques, Université Laval
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* $Revision: 1.6.2.1 $
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* $Date: 2007/09/10 18:24:08 $
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*/
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#ifndef PACC_SVG_Canvas_hpp_
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#define PACC_SVG_Canvas_hpp_
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#include "SVG/Frame.hpp"
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#include "Socket/Address.hpp"
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#include "Socket/Cafe.hpp"
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namespace PACC {
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namespace SVG {
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using namespace std;
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/*!\brief Specialized frame to display on screen graphics.
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* \ingroup SVG
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*
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* A canvas opens a TCP/IP connection with a running viewer
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* application on the network. By default it connects to the localhost at port 61250.
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*
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* The viewer opens a window showing the canvas. Changes made to the
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* canvas are updated in real-time on the viewer side.
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*/
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class Canvas : public Frame {
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public:
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//! Pop canvas on viewer at address \c inAddress:inPort with title \c inTitle and size \c inSize.
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Canvas(const string &inTitle, const Size &inSize, const string &inAddress="localhost", unsigned int inPort=61250) : Frame(Point(0, 0), inSize), mAddress(inAddress), mPort(inPort), mSocket(0) {
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initCanvas(inTitle);
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}
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//! Pop canvas on viewer at address \c inAddress:inPort with title \c inTitle, size \c inSize, and style \c inStyle.
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Canvas(const string &inTitle, const Size &inSize, const Style &inStyle, const string &inAddress="localhost", unsigned int inPort=61250) : Frame(Point(0, 0), inSize, inStyle), mAddress(inAddress), mPort(inPort), mSocket(0) {
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initCanvas(inTitle);
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}
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//! Pop canvas on viewer at address \c inAddress:inPort with title \c inTitle and using frame \c inFrame.
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Canvas(const string &inTitle, const Frame &inFrame, const string &inAddress="localhost", unsigned int inPort=61250) : Frame(inFrame), mAddress(inAddress), mPort(inPort), mSocket(0) {
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initCanvas(inTitle);
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}
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//! Delete canvas.
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~Canvas(void) {if(mSocket) delete mSocket;}
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//! Assign frame \c inFrame to this canvas.
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Canvas &operator=(const Frame& inFrame);
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//! Insert graphic primitive \c inGraphic into this canvas.
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Canvas &operator<<(const Primitive& inGraphic);
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//! Remove all primitives in this Canvas.
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void clear(void);
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//! Return title of this canvas.
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string getTitle() const;
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//! Set title of this canvas.
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void setTitle(const string& inTitle);
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//! Wait up to \c inMaxDelay seconds for the user to click a mouse button.
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Point waitForClick(int &outButtonClicked, double inMaxDelay=0) const;
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private:
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string mAddress; //<! The IP address of the viewer.
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unsigned int mPort; //!< The port number of the viewer.
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Socket::Cafe *mSocket; //<! The network socket of this canvas.
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string mWinID; //<! The window ID of this canvas.
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Point getOrigin() const;
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void setOrigin(const Point &);
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void setOrigin(float, float);
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//! Initialize canvas with title \c inTitle.
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void initCanvas(const string& inTitle);
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//! Send canvas as serialized %SVG code.
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void updateViewer(void) const;
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};
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} // end of namespace SVG
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} // end of namespace PACC
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#endif // PACC_SVG_Canvas_hpp_
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