Fix measure line drawing/snap messed up by addition of track headers.

Timeline.C

@@ -147,12 +147,12 @@ Timeline::Timeline ( int X, int Y, int W, int H, const char* L ) : Fl_Group( X,
         {
             Fl_Pack *o = new Fl_Pack( X, rulers->y() + rulers->h(), W - vscroll->w(), 5000 );
             o->type( Fl_Pack::VERTICAL );
-            o->spacing( 10 );
+            o->spacing( 5 );
 
             Track *l = NULL;
             for ( int i = 16; i--;  )
             {
-                Track_Header *t = new Track_Header( 0, 0, 800, 100 );
+                Track_Header *t = new Track_Header( 0, 0, W, 75 );
                 Track *o = new Audio_Track( 0, 0, 1, 100 );
                 o->prev( l );
                 if ( l )
@@ -206,7 +206,7 @@ Timeline::nearest_line ( int ix )
 {
     for ( int x = ix - 10; x < ix + 10; ++x )
     {
-        const int measure = ts_to_x( (double)(sample_rate * 60) / beats_per_minute( x_to_ts( x ) + xoffset ));
+        const int measure = ts_to_x( (double)(sample_rate * 60) / beats_per_minute( x_to_ts( x - Track_Header::width() ) + xoffset ));
 
 //        const int abs_x = ts_to_x( xoffset ) + x;
 
@@ -232,13 +232,13 @@ Timeline::draw_measure_lines ( int X, int Y, int W, int H, Fl_Color color )
 
     for ( int x = X; x < X + W; ++x )
     {
-        measure = ts_to_x( (double)(sample_rate * 60) / beats_per_minute( x_to_ts( x ) + xoffset ));
+        measure = ts_to_x( (double)(sample_rate * 60) / beats_per_minute( x_to_ts( x - Track_Header::width() ) + xoffset ));
 
-        const int abs_x = ts_to_x( xoffset ) + x;
+        const int abs_x = ts_to_x( xoffset ) + x - Track_Header::width();
 
         if ( 0 == abs_x % measure )
         {
-            int bpb = beats_per_bar( x_to_ts( x ) + xoffset );
+            int bpb = beats_per_bar( x_to_ts( x -Track_Header::width() ) + xoffset );
 
             if ( 0 == (abs_x / measure) % bpb )
             {

main.C

@@ -66,7 +66,7 @@ void cb_undo ( Fl_Widget *w, void *v )
 int
 main ( int argc, char **argv )
 {
-    Fl_Window *main_window = new Fl_Window( 0, 0, 800, 600 );
+    Fl_Window *main_window = new Fl_Window( 0, 0, 1024, 768 );
 
     Fl::get_system_colors();
     Fl::scheme( "plastic" );
@@ -77,7 +77,7 @@ main ( int argc, char **argv )
     Loggable::register_create( "Time_Point",  &Time_Point::create  );
 
 
-    timeline = new Timeline( 0, 24, 800, 600 - 24, "Timeline" );
+    timeline = new Timeline( 0, 24, main_window->w(), main_window->h() - 24, "Timeline" );
 
 //    Region *wave = new Region( Clip::from_file( "streambass8.wav" ) );