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Improve the behavior of rubberband selection.

This commit is contained in:
Jonathan Moore Liles 2008-03-05 17:15:44 -06:00
parent 03385eb347
commit 3e45833e49
1 changed files with 32 additions and 9 deletions
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41
Timeline.C
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@ -392,15 +392,25 @@ Timeline::draw ( void )
void
Timeline::draw_overlay ( void )
{
fl_color( FL_BLUE );
fl_line_style( FL_DOT, 4 );
fl_push_clip( tracks->x() + Track_Header::width(), rulers->y() + rulers->h(), tracks->w() - Track_Header::width(), h() - rulers->h() - hscroll->h() );
fl_rect( _selection.x, _selection.y, _selection.w, _selection.h );
fl_pop_clip();
const Rectangle &r = _selection;
fl_color( FL_BLACK );
fl_line_style( FL_SOLID, 2 );
fl_rect( r.x + 2, r.y + 2, r.w, r.h );
fl_color( FL_MAGENTA );
fl_line_style( FL_DASH, 2 );
fl_rect( r.x, r.y, r.w, r.h );
fl_line_style( FL_SOLID, 0 );
fl_pop_clip();
}
// #include "Track_Widget.H"
@ -409,13 +419,13 @@ Timeline::draw_overlay ( void )
void
Timeline::select( const Rectangle &r )
{
const int Y = r.y - yposition;
const int Y = r.y;
for ( int i = tracks->children(); i-- ; )
{
Track_Header *t = (Track_Header*)tracks->child( i );
if ( t->y() >= Y && t->y() + t->h() <= Y + r.h )
if ( ! ( t->y() > Y + r.h || t->y() + t->h() < Y ) )
t->track()->select_range( r.x, r.w );
}
}
@ -445,7 +455,7 @@ Timeline::handle ( int m )
{
int r = Fl_Overlay_Window::handle( m );
if ( r )
if ( m != FL_RELEASE && r )
return r;
const int X = Fl::event_x();
@ -455,6 +465,11 @@ Timeline::handle ( int m )
{
case FL_PUSH:
{
if ( ! Fl::event_button1() )
return 0;
assert( ! drag );
drag = new Drag( X - x(), Y - y() );
_selection.x = drag->x;
_selection.y = drag->y;
@ -462,8 +477,16 @@ Timeline::handle ( int m )
}
case FL_DRAG:
{
_selection.w = X - drag->x;
_selection.h = Y - drag->y;
int ox = X - drag->x;
int oy = Y - drag->y;
if ( ox < 0 )
_selection.x = X;
if ( oy < 0 )
_selection.y = Y;
_selection.w = abs( ox );
_selection.h = abs( oy );
break;
}
case FL_RELEASE: