colormap_viewer_widget.h

00001 
00002 /***************************************************************************
00003  *  colormap_viewer_widget.h - Viwer widget for colormaps
00004  *
00005  *  Created: Thu Mar 20 19:03:02 2008
00006  *  Copyright  2008  Daniel Beck
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 __FIREVISION_TOOLS_FIRESTATION_COLORMAP_VIEWER_WIDGET_H_
00024 #define __FIREVISION_TOOLS_FIRESTATION_COLORMAP_VIEWER_WIDGET_H_
00025 
00026 #include <gtkmm.h>
00027 
00028 namespace firevision {
00029   class Colormap;
00030 }
00031 
00032 class ColormapViewerWidget
00033 {
00034  public:
00035   ColormapViewerWidget();
00036   ~ColormapViewerWidget();
00037 
00038   void set_colormap(firevision::Colormap* cm);
00039   void set_colormap_img(Gtk::Image* img);
00040   void set_layer_selector(Gtk::Scale* scl);
00041   
00042   void draw(unsigned int layer = 0);
00043 
00044  private:
00045   bool on_layer_selected(Gtk::ScrollType scroll, double value);
00046 
00047   firevision::Colormap* m_cm;
00048 
00049   Gtk::Image* m_img_colormap;
00050   Gtk::Scale* m_scl_layer_selector;
00051   unsigned char* m_colormap_img_buf;
00052 };
00053 
00054 #endif /* #define __FIREVISION_TOOLS_FIRESTATION_COLORMAP_VIEWER_WIDGET_H_ */

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