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/*
winFLTK.h:
Copyright (C) 2006 Istvan Varga
This file is part of Csound.
The Csound Library is free software; you can redistribute it
and/or modify it under the terms of the GNU Lesser General Public
License as published by the Free Software Foundation; either
version 2.1 of the License, or (at your option) any later version.
Csound is distributed in the hope that it will be useful,
but WITHOUT ANY WARRANTY; without even the implied warranty of
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
GNU Lesser General Public License for more details.
You should have received a copy of the GNU Lesser General Public
License along with Csound; if not, write to the Free Software
Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA
02110-1301 USA
*/
#ifndef CSOUND_WINFLTK_H
#define CSOUND_WINFLTK_H
#include "csdl.h"
#ifdef __cplusplus
#include <FL/Fl.H>
#endif
/**
* FLTK flags is the sum of any of the following values:
* 1 (input): disable widget opcodes by setting up dummy opcodes instead
* 2 (input): disable FLTK graphs
* 4 (input): disable the use of a separate thread for widget opcodes
* 8 (input): disable the use of Fl::lock() and Fl::unlock()
* 16 (input): disable the use of Fl::awake()
* 32 (output): widget opcodes are used
* 64 (output): FLTK graphs are used
* 128 (input): disable widget opcodes by not registering any opcodes
* 256 (input): disable the use of Fl::wait() (implies no widget thread)
*/
static inline int getFLTKFlags(CSOUND *csound)
{
return (*((int*) csound->QueryGlobalVariableNoCheck(csound, "FLTK_Flags")));
}
static inline int *getFLTKFlagsPtr(CSOUND *csound)
{
return ((int*) csound->QueryGlobalVariableNoCheck(csound, "FLTK_Flags"));
}
#ifdef __cplusplus
static inline void Fl_lock(CSOUND *csound)
{
#ifdef NO_FLTK_THREADS
(void) csound;
#else
if (!(getFLTKFlags(csound) & 8)) {
Fl::lock();
}
#endif
}
static inline void Fl_unlock(CSOUND *csound)
{
#ifdef NO_FLTK_THREADS
(void) csound;
#else
if (!(getFLTKFlags(csound) & 8)) {
Fl::unlock();
}
#endif
}
static inline void Fl_awake(CSOUND *csound)
{
#ifdef NO_FLTK_THREADS
(void) csound;
#else
if (!(getFLTKFlags(csound) & 16)) {
Fl::awake();
}
#endif
}
static inline void Fl_wait(CSOUND *csound, double seconds)
{
if (!(getFLTKFlags(csound) & 256))
Fl::wait(seconds);
}
static inline void Fl_wait_locked(CSOUND *csound, double seconds)
{
int fltkFlags;
fltkFlags = getFLTKFlags(csound);
if (!(fltkFlags & 256)) {
#ifndef NO_FLTK_THREADS
if (!(fltkFlags & 8))
Fl::lock();
#endif
Fl::wait(seconds);
#ifndef NO_FLTK_THREADS
if (!(fltkFlags & 8))
Fl::unlock();
#endif
}
}
#endif /* __cplusplus */
#ifdef __cplusplus
extern "C" {
#endif
extern int CsoundYield_FLTK(CSOUND *);
extern void DrawGraph_FLTK(CSOUND *, WINDAT *);
extern int ExitGraph_FLTK(CSOUND *);
extern void kill_graph(CSOUND *, uintptr_t);
extern void KillXYin_FLTK(CSOUND *, XYINDAT *);
extern uintptr_t MakeWindow_FLTK(CSOUND *, char *);
extern void MakeXYin_FLTK(CSOUND *, XYINDAT *, MYFLT, MYFLT);
extern int myFLwait(void);
extern void ReadXYin_FLTK(CSOUND *, XYINDAT *);
extern void flgraph_init(CSOUND *csound);
extern void widget_init(CSOUND *);
extern int widget_reset(CSOUND *, void *);
extern const OENTRY widgetOpcodes_[];
#ifdef __cplusplus
} /* extern "C" */
#endif
#endif /* CSOUND_WINFLTK_H */
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