skillgui: skillgui: gvplugin_skillgui

00001 
00002 /***************************************************************************
00003  *  gvplugin_skillgui_cairo.h - Graphviz plugin for Skill GUI
00004  *
00005  *  Created: Fri Dec 19 12:01:03 2008
00006  *  Copyright  2008-2009  Tim Niemueller [www.niemueller.de]
00007  *
00008  ****************************************************************************/
00009 
00010 /*  This program is free software; you can redistribute it and/or modify
00011  *  it under the terms of the GNU General Public License as published by
00012  *  the Free Software Foundation; either version 2 of the License, or
00013  *  (at your option) any later version.
00014  *
00015  *  This program is distributed in the hope that it will be useful,
00016  *  but WITHOUT ANY WARRANTY; without even the implied warranty of
00017  *  MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
00018  *  GNU Library General Public License for more details.
00019  *
00020  *  Read the full text in the LICENSE.GPL file in the doc directory.
00021  */
00022 
00023 #ifndef __TOOLS_SKILLGUI_GVPLUGIN_SKILLGUI_CAIRO_H_
00024 #define __TOOLS_SKILLGUI_GVPLUGIN_SKILLGUI_CAIRO_H_
00025 
00026 #include <cairomm/cairomm.h>
00027 #include <gvc.h>
00028 
00029 class SkillGuiCairoRenderInstructor
00030 {
00031  public:
00033   virtual ~SkillGuiCairoRenderInstructor() {}
00034 
00035   virtual Cairo::RefPtr<Cairo::Context> get_cairo() = 0;
00036 
00037   virtual bool   scale_override() = 0;
00038   virtual void   get_dimensions(double &width, double &height) = 0;
00039   virtual double get_scale() = 0;
00040   virtual void   set_scale(double scale) = 0;
00041   virtual void   get_translation(double &tx, double &ty) = 0;
00042   virtual void   set_translation(double tx, double ty) = 0;
00043   virtual void   set_bb(double bbw, double bbh) = 0;
00044   virtual void   set_pad(double pad_x, double pad_y) = 0;
00045   virtual void   get_pad(double &pad_x, double &pad_y) = 0;
00046 
00047 };
00048 
00049 extern void gvplugin_skillgui_cairo_setup(GVC_t *gvc,
00050                                           SkillGuiCairoRenderInstructor *sgcri);
00051 
00052 #endif