src/pianoroll.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 pianoroll_h
  24 #define pianoroll_h
  25
  26
  27 class PianoRoll : public fltk::Widget {
  28
  29
  30
  31   int wkeyh;
  32   int bkeyh;
  33
  34   int last_note;
  35
  36   int insert_flag;
  37   int insert_torig;
  38   int insert_toffset;
  39   int insert_note;
  40
  41   int move_flag;
  42   int move_torig;
  43   int move_toffset;
  44   int move_norig;
  45   int move_noffset;
  46   int move_offset;
  47   int move_qoffset;
  48
  49   int box_flag;
  50   int box_x1;
  51   int box_y1;
  52   int box_x2;
  53   int box_y2;
  54   int box_t1;
  55   int box_t2;
  56   int box_n1;
  57   int box_n2;
  58
  59   mevent* last_handle;
  60   int rresize_flag;
  61   int rresize_torig;
  62   int rresize_toffset;
  63
  64   int lresize_flag;
  65   int lresize_torig;
  66   int lresize_toffset;
  67
  68   mevent* resize_e;
  69   int resize_arrow;
  70   int resize_redraw;
  71   int resize_x;
  72   int resize_y;
  73   fltk::Color resize_arrow_color;
  74   int resize_handle_width;
  75
  76   int q_tick;
  77
  78   int note2ypix(int note);
  79
  80
  81
  82   int delete_flag;
  83
  84   int trip_flag;
  85
  86   int zoom_n;
  87   int zoom;
  88
  89   void get_event_color(mevent* e, fltk::Color* c1, fltk::Color* c2, fltk::Color* c3);
  90
  91   void unselect_all();
  92
  93   void apply_box();
  94   void apply_delete();
  95   void apply_move();
  96   void apply_paste();
  97   void apply_rresize();
  98   void apply_lresize();
  99   void apply_insert();
 100
 101   int over_lhandle(mevent* e);
 102   int over_rhandle(mevent* e);
 103
 104   public:
 105
 106     int tick2xpix(int time);
 107     int xpix2tick(int xpix);
 108     int quantize(int tick);
 109
 110     seqpat* cur_seqpat;
 111     track* cur_track;
 112
 113
 114     PianoRoll(int x, int y, int w, int h, const char* label);
 115     int handle(int event);
 116     void draw();
 117
 118     void load(seqpat* s);
 119
 120     mevent* over_note();
 121
 122
 123     void set_zoom(int z);
 124     void set_qtick(int q){q_tick=q;}
 125     void set_trip(int v){trip_flag=v;}
 126
 127     void update(int pos);
 128
 129     void layout();
 130
 131     int fakeh;
 132     int scrollx;
 133     int scrolly;
 134
 135     int fakehmin;
 136
 137     void scrollTo(int X, int Y);
 138 };
 139
 140 #endif