non/Timeline/Control_Point.H

195 lines
5.1 KiB
C++

/*******************************************************************************/
/* Copyright (C) 2008 Jonathan Moore Liles */
/* */
/* 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. */
/* */
/* This program 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 General Public License for */
/* more details. */
/* */
/* You should have received a copy of the GNU General Public License along */
/* with This program; see the file COPYING. If not,write to the Free Software */
/* Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA. */
/*******************************************************************************/
#pragma once
#include "Sequence_Point.H"
class Control_Point : public Sequence_Point
{
float _y;
/* void */
/* _make_label ( void ) */
/* { */
/* if ( ! _label ) */
/* _label = new char[40]; */
/* snprintf( _label, 40, "%.1f", _y ); */
/* } */
protected:
const char *class_name ( void ) { return "Control_Point"; }
char ** get ( void )
{
char **sa = (char**)malloc( sizeof( char* ) * 4 );
int i = 0;
asprintf( &sa[i++], ":x %lu", _r->offset );
asprintf( &sa[i++], ":y %.2f", _y );
asprintf( &sa[i++], ":track 0x%X", _track ? _track->id() : 0 );
sa[i] = NULL;
return sa;
}
void
set ( char **sa )
{
for ( int i = 0; sa[i]; ++i )
{
char *s = sa[i];
strtok( s, " " );
char *v = s + strlen( s ) + 1;
if ( ! strcmp( s, ":x" ) )
_r->offset = atol( v );
else
if ( ! strcmp( s, ":y" ) )
_y = atof( v );
else
if ( ! strcmp( s, ":track" ) )
{
int i;
sscanf( v, "%X", &i );
Sequence *t = (Sequence*)Loggable::find( i );
assert( t );
t->add( this );
t->sort();
}
free( s );
}
free( sa );
timeline->redraw();
// _make_label();
}
Control_Point ( )
{
}
public:
/* for loggable */
static Loggable *
create ( char **sa )
{
Control_Point *r = new Control_Point;
r->set( sa );
return (Loggable *)r;
}
Control_Point ( Sequence *t, nframes_t when, float y )
{
_track = t;
_y = y;
_r->offset = when;
// _make_label();
log_create();
}
Control_Point ( const Control_Point &rhs )
{
_r->offset = rhs._r->offset;
_y = rhs._y;
}
Sequence_Widget *clone ( const Sequence_Widget *r )
{
return new Control_Point( *(Control_Point*)r );
}
~Control_Point ( )
{
// if ( _label ) delete[] _label;
log_destroy();
}
float control ( void ) const { return _y; }
void control ( float v ) { _y = v; }
int
handle ( int m )
{
int r = Sequence_Widget::handle( m );
switch ( m )
{
case FL_RELEASE:
_track->sort();
redraw();
break;
case FL_DRAG:
{
int Y = Fl::event_y() - parent()->y();
if ( Y >= 0 && Y < parent()->h() )
{
_y = (float)Y / parent()->h();
redraw();
}
track()->sort();
break;
}
}
return r;
}
int x ( void ) const { return line_x(); }
int y ( void ) const { return parent()->y() + ((float)parent()->h() * _y); }
int w ( void ) const { return 6; }
int h ( void ) const { return 6; }
/* void */
/* draw_box ( int X, int Y, int W, int H ) */
/* { */
/* } */
void
draw ( int X, int Y, int W, int H )
{
// fl_draw_box( box(), x(), y(), w(), h(), box_color() );
return;
}
};