gtk2_ardour/verbose_cursor.h

   1 /*
   2     Copyright (C) 2000-2011 Paul Davis
   3
   4     This program is free software; you can redistribute it and/or modify
   5     it under the terms of the GNU General Public License as published by
   6     the Free Software Foundation; either version 2 of the License, or
   7     (at your option) any later version.
   8
   9     This program is distributed in the hope that it will be useful,
  10     but WITHOUT ANY WARRANTY; without even the implied warranty of
  11     MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  12     GNU General Public License for more details.
  13
  14     You should have received a copy of the GNU General Public License
  15     along with this program; if not, write to the Free Software
  16     Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
  17
  18 */
  19
  20 #include <libgnomecanvasmm/item.h>
  21 #include "ardour/types.h"
  22 #include "canvas-noevent-text.h"
  23 #include "canvas.h"
  24
  25 class Editor;
  26
  27 class VerboseCursor
  28 {
  29 public:
  30         VerboseCursor (Editor *);
  31
  32         ArdourCanvas::Item* canvas_item () const;
  33         bool visible () const;
  34
  35         void set_color (uint32_t);
  36
  37         void set (std::string const &, double, double);
  38         void set_text (std::string const &);
  39         void set_position (double, double);
  40         void set_time (framepos_t, double, double);
  41         void set_duration (framepos_t, framepos_t, double, double);
  42
  43         void show (double xoffset = 0, double yoffset = 0);
  44         void hide ();
  45
  46 private:
  47         double clamp_x (double);
  48         double clamp_y (double);
  49
  50         Editor* _editor;
  51         ArdourCanvas::NoEventText* _canvas_item;
  52         bool _visible;
  53         double _xoffset;
  54         double _yoffset;
  55 };