src/timeline.h

   1 /*
   2    Epichord - a midi sequencer
   3    Copyright (C) 2008  Evan Rinehart
   4
   5    This program is free software; you can redistribute it and/or
   6    modify it under the terms of the GNU General Public License
   7    as published by the Free Software Foundation; either version 2
   8    of the License, or (at your option) any later version.
   9
  10    This program is distributed in the hope that it will be useful,
  11    but WITHOUT ANY WARRANTY; without even the implied warranty of
  12    MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  13    GNU General Public License for more details.
  14
  15    You should have received a copy of the GNU General Public License
  16    along with this program; if not, write to
  17
  18    The Free Software Foundation, Inc.
  19    51 Franklin Street, Fifth Floor
  20    Boston, MA  02110-1301, USA
  21 */
  22
  23 #ifndef timeline_h
  24 #define timeline_h
  25
  26 #include <fltk/SharedImage.h>
  27
  28 class Timeline : public fltk::Widget {
  29
  30     fltk::SharedImage* hand;
  31     int pointer_x;
  32     int px_last;
  33
  34     int tick2xpix(int tick);
  35     int xpix2tick(int xpix);
  36     int quantize(int tick);
  37
  38   public:
  39
  40     int edit_flag;
  41
  42     int scroll;
  43
  44     int label_scale;
  45     int scale;
  46     int zoom;
  47
  48     int ticks_offset;
  49
  50     Timeline(int x, int y, int w, int h, const char* label);
  51     int handle(int event);
  52     void draw();
  53
  54     //int set_pointerx(int X);
  55     void update(int ticks);
  56
  57     void set_zoom(int level);
  58 };
  59
  60
  61 #endif