657 lines
15 KiB
C
657 lines
15 KiB
C
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/*******************************************************************************/
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/* Copyright (C) 2009 Jonathan Moore Liles */
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/* */
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/* This program is free software; you can redistribute it and/or modify it */
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/* under the terms of the GNU General Public License as published by the */
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/* Free Software Foundation; either version 2 of the License, or (at your */
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/* option) any later version. */
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/* */
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/* This program is distributed in the hope that it will be useful, but WITHOUT */
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/* ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or */
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/* FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License for */
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/* more details. */
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/* */
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/* You should have received a copy of the GNU General Public License along */
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/* with This program; see the file COPYING. If not,write to the Free Software */
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/* Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA. */
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/*******************************************************************************/
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#include "Module.H"
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#include <FL/fl_draw.H>
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#include <FL/fl_ask.H>
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#include <stdlib.h>
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#include <string.h>
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#include <stdio.h>
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#include "Module_Parameter_Editor.H"
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#include "Chain.H"
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#include "JACK_Module.H"
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#include "Gain_Module.H"
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#include "Mono_Pan_Module.H"
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#include "Meter_Module.H"
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#include "Plugin_Module.H"
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#include <FL/Fl_Menu_Button.H>
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#include "FL/test_press.H"
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#include "FL/menu_popup.H"
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Module *Module::_copied_module_empty = 0;
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char *Module::_copied_module_settings = 0;
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Module::Module ( int W, int H, const char *L ) : Fl_Group( 0, 0, W, H, L )
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{
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init();
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log_create();
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}
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Module::Module ( bool is_default, int W, int H, const char *L ) : Fl_Group( 0, 0, W, H, L ), Loggable( !is_default )
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{
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this->is_default( is_default );
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init();
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log_create();
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}
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Module::Module ( ) : Fl_Group( 0, 0, 0, 50, "Unnamed" )
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{
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init();
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log_create();
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}
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Module::~Module ( )
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{
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for ( unsigned int i = 0; i < audio_input.size(); ++i )
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audio_input[i].disconnect();
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for ( unsigned int i = 0; i < audio_output.size(); ++i )
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audio_output[i].disconnect();
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for ( unsigned int i = 0; i < control_input.size(); ++i )
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control_input[i].disconnect();
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for ( unsigned int i = 0; i < control_output.size(); ++i )
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control_output[i].disconnect();
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audio_input.clear();
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audio_output.clear();
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control_input.clear();
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control_output.clear();
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}
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void
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Module::init ( void )
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{
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_is_default = false;
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_editor = 0;
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_chain = 0;
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_instances = 1;
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_bypass = 0;
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box( FL_UP_BOX );
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labeltype( FL_NO_LABEL );
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clip_children( 1 );
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set_visible_focus();
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selection_color( FL_RED );
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}
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void
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Module::get ( Log_Entry &e ) const
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{
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// e.add( ":name", label() );
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// e.add( ":color", (unsigned long)color());
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{
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char *s = get_parameters();
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if ( strlen( s ) )
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e.add( ":parameter_values", s );
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delete[] s;
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}
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e.add( ":is_default", is_default() );
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e.add( ":chain", chain() );
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e.add( ":active", ! bypass() );
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}
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void
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Module::copy ( void ) const
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{
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Module *m = clone_empty();
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if ( ! m )
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{
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DMESSAGE( "Module \"%s\" doesn't support cloning", name() );
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}
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Log_Entry *ne = new Log_Entry();
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_copied_module_empty = m;
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{
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Log_Entry e;
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get( e );
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for ( int i = 0; i < e.size(); ++i )
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{
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const char *s, *v;
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e.get( i, &s, &v );
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/* we don't want this module to get added to the current
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chain... */
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if ( !( !strcmp( s, ":chain" ) ||
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!strcmp( s, ":is_default" ) ) )
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{
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DMESSAGE( "%s = %s", s, v );
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ne->add_raw( s, v );
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}
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}
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}
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_copied_module_settings = ne->print();
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}
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void
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Module::paste_before ( void )
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{
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Module *m = _copied_module_empty;
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m->chain( chain() );
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Log_Entry le( _copied_module_settings );
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m->set( le );
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if ( ! chain()->insert( this, m ) )
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{
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fl_alert( "Copied module cannot be inserted at this point in the chain" );
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}
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free( _copied_module_settings );
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_copied_module_settings = NULL;
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_copied_module_empty = NULL;
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/* set up for another copy */
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m->copy();
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}
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void
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Module::set ( Log_Entry &e )
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{
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for ( int i = 0; i < e.size(); ++i )
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{
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const char *s, *v;
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e.get( i, &s, &v );
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if ( ! strcmp( s, ":chain" ) )
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{
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/* This trickiness is because we may need to know the name of
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our chain before we actually get added to it. */
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int i;
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sscanf( v, "%X", &i );
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Chain *t = (Chain*)Loggable::find( i );
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assert( t );
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chain( t );
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}
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}
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for ( int i = 0; i < e.size(); ++i )
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{
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const char *s, *v;
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e.get( i, &s, &v );
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/* if ( ! strcmp( s, ":name" ) ) */
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/* label( v ); */
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if ( ! strcmp( s, ":parameter_values" ) )
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{
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set_parameters( v );
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}
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else if ( ! ( strcmp( s, ":is_default" ) ) )
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{
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is_default( atoi( v ) );
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}
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else if ( ! ( strcmp( s, ":active" ) ) )
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{
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bypass( ! atoi( v ) );
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}
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else if ( ! strcmp( s, ":chain" ) )
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{
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int i;
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sscanf( v, "%X", &i );
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Chain *t = (Chain*)Loggable::find( i );
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assert( t );
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t->add( this );
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}
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}
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}
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/* return a string serializing this module's parameter settings. The
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format is 1.0:2.0:... Where 1.0 is the value of the first control
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input, 2.0 is the value of the second control input etc.
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*/
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char *
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Module::get_parameters ( void ) const
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{
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char *s = new char[1024];
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s[0] = 0;
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char *sp = s;
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if ( control_input.size() )
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{
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for ( unsigned int i = 0; i < control_input.size(); ++i )
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sp += snprintf( sp, 1024 - (sp - s),"%f:", control_input[i].control_value() );
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*(sp - 1) = '\0';
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}
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return s;
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}
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void
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Module::set_parameters ( const char *parameters )
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{
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char *s = strdup( parameters );
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char *start = s;
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unsigned int i = 0;
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for ( char *sp = s; ; ++sp )
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{
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if ( ':' == *sp || '\0' == *sp )
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{
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char was = *sp;
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*sp = '\0';
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DMESSAGE( start );
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if ( i < control_input.size() )
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control_input[i].control_value( atof( start ) );
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else
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{
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WARNING( "Module has no parameter at index %i", i );
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break;
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}
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i++;
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if ( '\0' == was )
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break;
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start = sp + 1;
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}
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}
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free( s );
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}
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void
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Module::draw_box ( void )
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{
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fl_color( FL_WHITE );
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int tw, th, tx, ty;
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tw = w();
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th = h();
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ty = y();
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tx = x();
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// bbox( tx, ty, tw, th );
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fl_push_clip( tx, ty, tw, th );
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Fl_Color c = is_default() ? FL_BLACK : color();
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c = active() && ! bypass() ? c : fl_inactive( c );
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int spacing = w() / instances();
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for ( int i = instances(); i--; )
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{
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fl_draw_box( box(), tx + (spacing * i), ty, tw / instances(), th, Fl::belowmouse() == this ? fl_lighter( c ) : c );
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}
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if ( this == Fl::focus() )
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{
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fl_draw_box( FL_UP_FRAME, x(), y(), w(), h(), selection_color() );
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}
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if ( audio_input.size() && audio_output.size() )
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{
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/* maybe draw control indicators */
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if ( control_input.size() )
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fl_draw_box( FL_ROUNDED_BOX, tx + 4, ty + 4, 5, 5, is_being_controlled() ? FL_YELLOW : fl_inactive( FL_YELLOW ) );
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if ( control_output.size() )
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fl_draw_box( FL_ROUNDED_BOX, tx + tw - 8, ty + 4, 5, 5, is_controlling() ? FL_YELLOW : fl_inactive( FL_YELLOW ) );
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}
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fl_pop_clip();
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// box( FL_NO_BOX );
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Fl_Group::draw_children();
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}
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void
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Module::draw_label ( void )
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{
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int tw, th, tx, ty;
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bbox( tx, ty, tw, th );
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const char *lp = label();
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int l = strlen( label() );
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Fl_Color c = FL_FOREGROUND_COLOR;
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if ( bypass() || ! active() )
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c = FL_BLACK;
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fl_color( c );
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char *s = NULL;
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if ( l > 10 )
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{
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s = new char[l];
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char *sp = s;
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for ( ; *lp; ++lp )
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switch ( *lp )
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{
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case 'i': case 'e': case 'o': case 'u': case 'a':
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break;
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default:
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*(sp++) = *lp;
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}
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*sp = '\0';
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}
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if ( l > 20 )
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fl_font( FL_HELVETICA, 10 );
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else
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fl_font( FL_HELVETICA, 14 );
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fl_draw( s ? s : lp, tx, ty, tw, th, (Fl_Align)(FL_ALIGN_CENTER | FL_ALIGN_INSIDE | FL_ALIGN_CLIP ) );
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if ( s )
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delete[] s;
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}
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void
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Module::insert_menu_cb ( const Fl_Menu_ *m )
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{
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void * v = m->menu()[ m->value() ].user_data();
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if ( v )
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{
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unsigned long id = *((unsigned long *)v);
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Module *mod = NULL;
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switch ( id )
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{
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case -1:
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mod = new JACK_Module();
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break;
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case -2:
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mod = new Gain_Module();
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break;
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case -3:
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mod = new Meter_Module();
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break;
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case -4:
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mod = new Mono_Pan_Module();
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break;
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default:
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{
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Plugin_Module *m = new Plugin_Module();
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m->load( id );
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mod = m;
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}
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}
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if ( mod )
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{
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if ( !strcmp( mod->name(), "JACK" ) )
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{
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DMESSAGE( "Special casing JACK module" );
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JACK_Module *jm = (JACK_Module*)mod;
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jm->chain( chain() );
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jm->configure_inputs( ninputs() );
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jm->configure_outputs( ninputs() );
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}
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if ( ! chain()->insert( this, mod ) )
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{
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fl_alert( "Cannot insert this module at this point in the chain" );
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delete mod;
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return;
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}
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redraw();
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}
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}
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}
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void
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Module::insert_menu_cb ( Fl_Widget *w, void *v )
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{
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((Module*)v)->insert_menu_cb( (Fl_Menu_*) w );
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}
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void
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Module::menu_cb ( const Fl_Menu_ *m )
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{
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char picked[256];
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strncpy( picked, m->mvalue()->label(), sizeof( picked ) );
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// m->item_pathname( picked, sizeof( picked ) );
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DMESSAGE( "%s", picked );
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Logger log( this );
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if ( ! strcmp( picked, "Edit Parameters" ) )
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command_open_parameter_editor();
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else if ( ! strcmp( picked, "Activate" ) )
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command_activate();
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else if ( ! strcmp( picked, "Deactivate" ) )
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command_deactivate();
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else if ( ! strcmp( picked, "Cut" ) )
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{
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copy();
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chain()->remove( this );
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Fl::delete_widget( this );
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}
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else if ( ! strcmp( picked, "Copy" ) )
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{
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copy();
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}
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else if ( ! strcmp( picked, "Paste" ) )
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{
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paste_before();
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}
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else if ( ! strcmp( picked, "Remove" ) )
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command_remove();
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}
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void
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Module::menu_cb ( Fl_Widget *w, void *v )
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{
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((Module*)v)->menu_cb( (Fl_Menu_*) w );
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}
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/** build the context menu */
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Fl_Menu_Button &
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Module::menu ( void ) const
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{
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static Fl_Menu_Button m( 0, 0, 0, 0, "Module" );
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static Fl_Menu_Button *insert_menu = NULL;
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if ( ! insert_menu )
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{
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insert_menu = new Fl_Menu_Button( 0, 0, 0, 0 );
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insert_menu->add( "Gain", 0, 0, new unsigned long(-2) );
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insert_menu->add( "Meter", 0, 0, new unsigned long(-3) );
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insert_menu->add( "Mono Pan", 0, 0, new unsigned long(-4) );
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Plugin_Module::add_plugins_to_menu( insert_menu );
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// menu_set_callback( insert_menu, &Module::insert_menu_cb, (void*)this );
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insert_menu->callback( &Module::insert_menu_cb, (void*)this );
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}
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m.clear();
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m.add( "Insert", 0, &Module::menu_cb, (void*)this, 0);
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m.add( "Insert", 0, &Module::menu_cb, const_cast< Fl_Menu_Item *>( insert_menu->menu() ), FL_SUBMENU_POINTER );
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m.add( "Edit Parameters", ' ', &Module::menu_cb, (void*)this, 0 );
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m.add( "Activate", 'a', &Module::menu_cb, (void*)this, ! bypass() ? FL_MENU_INACTIVE : 0 );
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m.add( "Deactivate", 'd', &Module::menu_cb, (void*)this, bypass() ? FL_MENU_INACTIVE : 0 );
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m.add( "Cut", FL_CTRL + 'x', &Module::menu_cb, (void*)this, is_default() ? FL_MENU_INACTIVE : 0 );
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m.add( "Copy", FL_CTRL + 'c', &Module::menu_cb, (void*)this, is_default() ? FL_MENU_INACTIVE : 0 );
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m.add( "Paste", FL_CTRL + 'v', &Module::menu_cb, (void*)this, _copied_module_empty ? 0 : FL_MENU_INACTIVE );
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m.add( "Remove", FL_Delete, &Module::menu_cb, (void*)this );
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// menu_set_callback( menu, &Module::menu_cb, (void*)this );
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m.callback( &Module::insert_menu_cb, (void*)this );
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return m;
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}
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int
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Module::handle ( int m )
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{
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switch ( m )
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{
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case FL_KEYBOARD:
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{
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if ( Fl_Group::handle( m ) )
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return 1;
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if ( Fl::event_key() == FL_Menu )
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{
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menu_popup( &menu(), x(), y() );
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return 1;
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}
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else
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return menu().test_shortcut() != 0;
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}
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case FL_PUSH:
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{
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take_focus();
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if ( Fl_Group::handle( m ) )
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return 1;
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else if ( test_press( FL_BUTTON3 ) )
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{
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menu_popup( &menu() );
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return 1;
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}
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else if ( test_press( FL_BUTTON1 ) )
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{
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command_open_parameter_editor();
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return 1;
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}
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else if ( test_press( FL_BUTTON3 | FL_CTRL ) )
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{
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command_remove();
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return 1;
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}
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else if ( test_press( FL_BUTTON2 ) )
|
||
{
|
||
bypass( !bypass() );
|
||
redraw();
|
||
return 1;
|
||
}
|
||
|
||
return 0;
|
||
}
|
||
case FL_FOCUS:
|
||
case FL_UNFOCUS:
|
||
redraw();
|
||
return 1;
|
||
}
|
||
|
||
return Fl_Group::handle( m );
|
||
}
|
||
|
||
|
||
/************/
|
||
/* Commands */
|
||
/************/
|
||
|
||
void
|
||
Module::command_open_parameter_editor ( void )
|
||
{
|
||
if ( _editor )
|
||
{
|
||
_editor->show();
|
||
}
|
||
else if ( ncontrol_inputs() )
|
||
{
|
||
DMESSAGE( "Opening module parameters for \"%s\"", label() );
|
||
_editor = new Module_Parameter_Editor( this );
|
||
|
||
_editor->show();
|
||
|
||
do { Fl::wait(); }
|
||
while ( _editor->shown() );
|
||
|
||
DMESSAGE( "Module parameters for \"%s\" closed",label() );
|
||
|
||
delete _editor;
|
||
|
||
_editor = NULL;
|
||
}
|
||
}
|
||
|
||
void
|
||
Module::command_activate ( void )
|
||
{
|
||
bypass( false );
|
||
}
|
||
|
||
void
|
||
Module::command_deactivate ( void )
|
||
{
|
||
bypass( true );
|
||
}
|
||
|
||
void
|
||
Module::command_remove ( void )
|
||
{
|
||
if ( is_default() )
|
||
fl_alert( "Default modules may not be deleted." );
|
||
else
|
||
{
|
||
chain()->remove( this );
|
||
Fl::delete_widget( this );
|
||
}
|
||
}
|