EnvelopeFreeEdit.h

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/*
  ZynAddSubFX - a software synthesizer
 
  EnvelopeFreeEdit.h - Envelope Edit View
  Copyright (C) 2016 Mark McCurry
 
  This program is free software; you can redistribute it and/or
  modify it under the terms of the GNU General Public License
  as published by the Free Software Foundation; either version 2
  of the License, or (at your option) any later version.
*/
#pragma once
#include <FL/Fl_Box.H>
#include "../Params/EnvelopeParams.h"
#include "Fl_Osc_Widget.H"
 
 
//Define the types of envelope (TODO a properly located enum)
//TODO check if ASR should be ASR  *OR* ADR
 
#define ENV_ADSR 1
//#define ENV_ADSR 2
#define ENV_ASR 3
#define ENV_ADSR_FILTER 4
#define ENV_ADSR_BW 5
 
class EnvelopeFreeEdit : public Fl_Box, public Fl_Osc_Widget
{
    public:
        EnvelopeFreeEdit(int x,int y, int w, int h, const char *label=0);
        void init(void);
        void setpair(Fl_Box *pair_);
        int handle(int event) override;
 
        void draw(void) override;
        void OSC_raw(const char *msg) override;
        void update(void) override;
        void rebase(std::string new_base) override;
 
 
        int lastpoint;
 
        //How many points
        char Penvpoints;
    private:
        int getpointx(int n) const;
        int getpointy(int n) const;
        int getnearest(int x,int y) const;
        float getdt(int i) const;
 
        Fl_Box *pair; //XXX what the heck is this?
 
        //cursor state
        int currentpoint, cpx, cpy, cpdt, cpval;
 
        //The Points
        char Penvdt[MAX_ENVELOPE_POINTS];
        char Penvval[MAX_ENVELOPE_POINTS];
        //The Sustain point
        char Penvsustain;
        int button_state;
        int mod_state;
};