334 lines
8.5 KiB
C
334 lines
8.5 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 "Track.H"
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#include "Region.H"
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#include "Timeline.H"
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#include "Waveform.H"
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#include <FL/fl_draw.H>
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#include <FL/Fl.H>
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#include <FL/Fl_Group.H>
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#include <FL/Fl_Widget.H>
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#include <FL/Fl_Box.H>
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#include <stdio.h>
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#include <algorithm>
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//using std::algorithm;
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using namespace std;
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extern Timeline timeline;
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void
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Region::init ( void )
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{
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/* align( FL_ALIGN_INSIDE | FL_ALIGN_LEFT | FL_ALIGN_BOTTOM | FL_ALIGN_CLIP ); */
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/* labeltype( FL_SHADOW_LABEL ); */
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/* labelcolor( FL_WHITE ); */
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/* box( FL_PLASTIC_UP_BOX ); */
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_track = NULL;
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_offset = 0;
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_start = 0;
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_end = 0;
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_scale = 1.0f;
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_clip = NULL;
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}
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Region::Region ( const Region & rhs )
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{
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_offset = rhs._offset;
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_track = rhs._track;
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_clip = rhs._clip;
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_start = rhs._start;
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_end = rhs._end;
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_scale = rhs._scale;
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}
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Region::Region ( Clip *c )
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{
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init();
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_clip = c;
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_end = _clip->length();
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}
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/* void */
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/* Region::trim ( enum trim_e t, int X ) */
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/* { */
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/* switch ( t ) */
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/* { */
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/* case LEFT: */
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/* { */
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/* int d = X - x(); */
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/* long td = timeline.x_to_ts( d ); */
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/* if ( td < 0 && _start < 0 - td ) */
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/* td = 0 - _start; */
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/* _start += td; */
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/* _offset += td; */
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/* resize(); */
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/* // Fl_Widget::resize( x() + d, y(), w() - d, h() ); */
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/* // _offset = timeline.x_to_ts( x() ); */
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/* break; */
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/* } */
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/* case RIGHT: */
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/* { */
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/* int d = (x() + w()) - X; */
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/* long td = timeline.x_to_ts( d ); */
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/* _end -= td; */
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/* resize(); */
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/* // _end = _start + timeline.x_to_ts( w() - d ); */
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/* // Fl_Widget::resize( x(), y(), w() - d, h() ); */
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/* break; */
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/* } */
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/* default: */
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/* return; */
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/* } */
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/* redraw(); */
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/* parent()->redraw(); */
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/* } */
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int
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Region::handle ( int m )
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{
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static int ox, oy;
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static enum trim_e trimming;
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static bool copied = false;
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static nframes_t os;
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int X = Fl::event_x();
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int Y = Fl::event_y();
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switch ( m )
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{
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case FL_PUSH:
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{
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if ( Fl::event_state() & FL_SHIFT &&
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! ( Fl::event_state() & FL_CTRL ))
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{
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switch ( Fl::event_button() )
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{
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/* case 1: */
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/* trim( trimming = LEFT, X ); */
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/* break; */
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/* case 3: */
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/* trim( trimming = RIGHT, X ); */
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/* break; */
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default:
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return 0;
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}
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fl_cursor( FL_CURSOR_WE );
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return 1;
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}
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else
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{
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ox = x() - X;
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oy = y() - Y;
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if ( Fl::event_state() && FL_CTRL )
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{
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os = _start;
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// Fl::local_grab( this );
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}
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/* if ( Fl::event_button() == 2 ) */
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/* normalize(); */
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return 1;
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}
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return 0;
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break;
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}
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case FL_RELEASE:
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fl_cursor( FL_CURSOR_DEFAULT );
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copied = false;
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trimming = NO;
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// Fl::release();
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return 1;
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case FL_DRAG:
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if ( Fl::event_state() & FL_SHIFT &&
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Fl::event_state() & FL_CTRL )
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{
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int d = (ox + X) - x();
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long td = timeline.x_to_ts( d );
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if ( td > 0 && os < td )
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_start = 0;
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else
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_start = os - td;
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// redraw();
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return 1;
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}
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/* if ( Fl::event_state() & FL_SHIFT ) */
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/* if ( trimming ) */
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/* { */
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/* trim( trimming, X ); */
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/* return 1; */
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/* } */
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/* else */
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/* return 0; */
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if ( Fl::event_state() & FL_CTRL )
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{
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if ( ! copied )
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{
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_track->add( new Region( *this ) );
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copied = true;
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return 1;
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}
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}
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if ( ox + X >= _track->x() )
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{
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int nx = ox + X;
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// nx = _track->snap( this, nx );
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// _offset = timeline.x_to_ts( nx );
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// position( nx, y() );
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_offset = timeline.x_to_ts( nx ) + timeline.xoffset;
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// _track->snap( this );
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}
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if ( Y > y() + h() )
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{
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if ( _track->next() )
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_track->next()->add( this );
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}
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else
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if ( Y < y() )
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{
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if ( _track->prev() )
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_track->prev()->add( this );
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}
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_track->redraw();
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fl_cursor( FL_CURSOR_MOVE );
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/* if ( X >= timeline.scroll->x() + timeline.scroll->w() || */
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/* X <= timeline.scroll->x() ) */
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/* { */
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/* /\* this drag needs to scroll *\/ */
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/* long pos = timeline.scroll->xposition(); */
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/* if ( X <= timeline.scroll->x() ) */
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/* pos -= 100; */
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/* else */
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/* pos += 100; */
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/* if ( pos < 0 ) */
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/* pos = 0; */
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/* timeline.scroll->position( pos, timeline.scroll->yposition() ); */
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/* } */
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// _offset = timeline.x_to_ts( x() );
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return 1;
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default:
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return 0;
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break;
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}
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}
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/** must be called whenever zoom is adjusted */
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void
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Region::resize ( void )
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{
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int X = timeline.ts_to_x( _offset );
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assert( _end >= _start );
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int W = timeline.ts_to_x( _end - _start );
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printf( "%dx%d\n", X, W );
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// if ( W )
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// Fl_Widget::resize( X, y(), W, h() );
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}
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/* X is the timeline offset, W is the width of the track */
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void
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Region::draw ( int X, int Y, int W, int H )
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{
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int rx = timeline.ts_to_x( _offset ) - X;
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int rw = min( timeline.ts_to_x( _end - _start ), W );
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fl_draw_box( FL_PLASTIC_UP_BOX, rx, Y, rw, H, FL_CYAN );
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// fl_push_clip( x() + Fl::box_dx( box() ), y(), w() - Fl::box_dw( box() ), h() );
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draw_waveform( rx, Y, rw, H, _clip, _start, _end, _scale, FL_GREEN );
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// fl_pop_clip();
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fl_font( FL_HELVETICA, 14 );
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fl_color( FL_BLACK );
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int bx = Fl::box_dx( FL_PLASTIC_UP_BOX );
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int by = Fl::box_dy( FL_PLASTIC_UP_BOX );
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int bw = Fl::box_dw( FL_PLASTIC_UP_BOX );
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int bh = Fl::box_dh( FL_PLASTIC_UP_BOX );
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Fl_Align align = (Fl_Align)(FL_ALIGN_LEFT | FL_ALIGN_BOTTOM | FL_ALIGN_CLIP);
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fl_draw( _clip->name(), bx + rx + 1, Y + 1 + by, rw - bw, H - bh, align );
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fl_color( FL_WHITE );
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fl_draw( _clip->name(), bx + rx, Y + by , rw - bw, H - bh, align );
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// fl_draw( _clip->name(), X, Y );
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//(Fl_Align)FL_ALIGN_LEFT | FL_ALIGN_BOTTOM );
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}
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