zynaddsubfx

ZynAddSubFX open source synthesizer
Log | Files | Refs | Submodules | LICENSE

Fl_Osc_Counter.cpp (1507B)

      1 /*
      2   ZynAddSubFX - a software synthesizer
      3 
      4   Fl_Osc_Counter.cpp - OSC Powered Counter
      5   Copyright (C) 2016 Mark McCurry
      6 
      7   This program is free software; you can redistribute it and/or
      8   modify it under the terms of the GNU General Public License
      9   as published by the Free Software Foundation; either version 2
     10   of the License, or (at your option) any later version.
     11 */
     12 #include "Fl_Osc_Counter.H"
     13 
     14 static void callback_fn_counter(Fl_Widget *w, void *)
     15 {
     16     ((Fl_Osc_Counter*)w)->cb();
     17 }
     18 
     19 Fl_Osc_Counter::Fl_Osc_Counter(int x, int y, int w, int h, const char *label)
     20     :Fl_Counter(x,y,w,h,label), Fl_Osc_Widget(this), offset(0)
     21 {
     22     Fl_Counter::callback(callback_fn_counter);
     23 }
     24 
     25 void Fl_Osc_Counter::update(void)
     26 {
     27     oscWrite(ext);
     28 }
     29 
     30 void Fl_Osc_Counter::init(const char *path_, char type_, int display_off)
     31 {
     32     offset = display_off;
     33     oscRegister(path_);
     34     ext = path_;
     35     cb_type = type_;
     36 }
     37 
     38 void Fl_Osc_Counter::callback(Fl_Callback *cb, void *p)
     39 {
     40     cb_data.first = cb;
     41     cb_data.second = p;
     42 }
     43 
     44 void Fl_Osc_Counter::OSC_value(int v)
     45 {
     46     value(v+offset);
     47 }
     48 
     49 void Fl_Osc_Counter::OSC_value(char v)
     50 {
     51     value(v+offset);
     52 }
     53 
     54 void Fl_Osc_Counter::cb(void)
     55 {
     56     assert(osc);
     57 
     58     if(cb_type == 'c') {
     59         fprintf(stderr, "invalid `c' from counter %s%s, using `i'\n", loc.c_str(), ext.c_str());
     60         oscWrite(ext, "i", (int)(value()-offset));
     61     }
     62     else
     63         oscWrite(ext, "i", (int)(value()-offset));
     64 
     65     if(cb_data.first)
     66         cb_data.first(this, cb_data.second);
     67 }