text.h

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00001 // -*- C++ -*-
00002 
00003 /* 
00004  * GChemPaint library
00005  * text.h 
00006  *
00007  * Copyright (C) 2002-2008 Jean Bréfort <jean.brefort@normalesup.org>
00008  *
00009  * This program is free software; you can redistribute it and/or 
00010  * modify it under the terms of the GNU General Public License as 
00011  * published by the Free Software Foundation; either version 2 of the
00012  * License, or (at your option) any later version.
00013  *
00014  * This program is distributed in the hope that it will be useful,
00015  * but WITHOUT ANY WARRANTY; without even the implied warranty of
00016  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
00017  * GNU General Public License for more details.
00018  *
00019  * You should have received a copy of the GNU General Public License
00020  * along with this program; if not, write to the Free Software
00021  * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA  02110-1301
00022  * USA
00023  */
00024 
00025 #ifndef GCHEMPAINT_TEXT_H
00026 #define GCHEMPAINT_TEXT_H
00027 
00028 #include <gcu/macros.h>
00029 #include <gcu/object.h>
00030 #include <libxml/tree.h>
00031 #include <gtk/gtk.h>
00032 #include "text-object.h"
00033 
00035 namespace gcp {
00036 
00041 class Text: public TextObject
00042 {
00043 public:
00047         Text ();
00054         Text (double x, double y);
00058         virtual ~Text ();
00059 
00066         void GetCoords (double *x, double *y);
00073         void SetCoords (double x, double y);
00078         xmlNodePtr Save (xmlDocPtr xml) const;
00086         xmlNodePtr SaveSelection (xmlDocPtr xml) const;
00092         bool Load (xmlNodePtr node);
00099         bool LoadSelection (xmlNodePtr node, unsigned pos);
00110         bool LoadNode (xmlNodePtr node, unsigned &pos, int level = 0, int cur_size = 0);
00116         void Add (GtkWidget* w) const;
00122         void Update (GtkWidget* w) const;
00131         void SetSelected (GtkWidget* w, int state);
00137         bool OnChanged (bool save);
00147         void Transform2D (gcu::Matrix2D& m, double x, double y);
00155         bool OnEvent (GdkEvent *event);
00162         void GetSize (double& x, double& y) {x = m_length; y = m_height;}
00168         double GetYAlign ();
00175         void SetText (char const *text) {m_buf = text;}
00185         bool SetProperty (unsigned property, char const *value);
00186 
00198 GCU_PROP (PangoAlignment, Align)
00210 GCU_PROP (bool, Justified)
00224 GCU_PROP (GtkAnchorType, Anchor)
00225 };
00226 
00227 }       //      namespace gcp
00228 
00229 #endif  //GCHEMPAINT_TEXT_H

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