136 lines
3.5 KiB
C
136 lines
3.5 KiB
C
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/*******************************************************************************/
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/* Copyright (C) 2008 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 <FL/fl_draw.H>
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#include "Control_Point.H"
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Control_Point::Control_Point ( Sequence *t, nframes_t when, float y )
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{
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_sequence = NULL;
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_y = y;
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_r->start = when;
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_box_color = FL_WHITE;
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t->add( this );
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log_create();
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}
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Control_Point::Control_Point ( const Control_Point &rhs ) : Sequence_Point( rhs )
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{
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_y = rhs._y;
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log_create();
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}
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void
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Control_Point::get ( Log_Entry &e ) const
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{
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Sequence_Point::get( e );
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e.add( ":y", _y );
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}
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void
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Control_Point::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, ":y" ) )
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_y = atof( v );
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redraw();
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// _make_label();
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}
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Sequence_Point::set( e );
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}
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void
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Control_Point::draw_box ( void )
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{
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if ( selected() )
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fl_color( selection_color() );
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else
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fl_color( box_color() );
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fl_pie( x() - ( abs_w() / 2 ), y() - ( h() / 2 ), abs_w(), h(), 0, 360 );
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if ( this == Sequence_Widget::belowmouse() ||
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this == Sequence_Widget::pushed() )
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{
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char val[10];
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snprintf( val, sizeof( val ), "%+.2f", 1.0 - _y * 2 );
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Fl_Align a = 0;
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if ( x() < _sequence->x() + ( _sequence->w() / 2 ) )
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a |= FL_ALIGN_RIGHT;
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else
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a |= FL_ALIGN_LEFT;
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if ( y() < _sequence->y() + ( _sequence->h() / 2 ) )
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a |= FL_ALIGN_BOTTOM;
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else
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a |= FL_ALIGN_TOP;
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draw_label( val, a, FL_FOREGROUND_COLOR );
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}
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}
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int
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Control_Point::handle ( int m )
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{
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int r = Sequence_Widget::handle( m );
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switch ( m )
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{
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case FL_RELEASE:
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redraw();
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break;
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case FL_DRAG:
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{
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if ( nselected() > 1 )
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// only allow horizontal movement when part of a selection...
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break;
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int Y = Fl::event_y() - parent()->y();
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if ( Y >= 0 && Y < parent()->h() )
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{
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_y = (float)Y / parent()->h();
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redraw();
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}
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break;
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}
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}
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return r;
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}
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