MultiMedia/radium/common/undo_notes.c

   1 /* Copyright 2000 Kjetil S. Matheussen
   2
   3 This program is free software; you can redistribute it and/or
   4 modify it under the terms of the GNU General Public License
   5 as published by the Free Software Foundation; either version 2
   6 of the License, or (at your option) any later version.
   7
   8 This program is distributed in the hope that it will be useful,
   9 but WITHOUT ANY WARRANTY; without even the implied warranty of
  10 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  11 GNU General Public License for more details.
  12
  13 You should have received a copy of the GNU General Public License
  14 along with this program; if not, write to the Free Software
  15 Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA  02111-1307, USA. */
  16
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  20
  21
  22 #include "nsmtracker.h"
  23 #include "undo.h"
  24 #include "placement_proc.h"
  25 #include "clipboard_range_copy_proc.h"
  26 #include "list_proc.h"
  27 #include "trackreallines_proc.h"
  28
  29
  30 struct Undo_Notes{
  31         struct Notes *notes;
  32         struct Stops *stops;
  33 };
  34
  35
  36 void *Undo_Do_Notes(
  37         struct Tracker_Windows *window,
  38         struct WBlocks *wblock,
  39         struct WTracks *wtrack,
  40         int realline,
  41         void *pointer
  42 );
  43
  44 void Undo_Notes(
  45         struct Tracker_Windows *window,
  46         struct Blocks *block,
  47         struct Tracks *track,
  48         int realline
  49 ){
  50         Place *p1=PlaceGetFirstPos();
  51         Place p2;
  52         struct Undo_Notes *undo_notes=talloc(sizeof(struct Undo_Notes));
  53
  54         PlaceSetLastPos(block,&p2);
  55
  56         CopyRange_stops(&undo_notes->stops,track->stops,p1,&p2);
  57         CopyRange_notes(&undo_notes->notes,track->notes,p1,&p2);
  58
  59         Undo_New(window->l.num,block->l.num,track->l.num,realline,undo_notes,Undo_Do_Notes);
  60 }
  61
  62 void Undo_Notes_CurrPos(
  63         struct Tracker_Windows *window
  64 ){
  65         Undo_Notes(window,window->wblock->block,window->wblock->wtrack->track,window->wblock->curr_realline);
  66 }
  67
  68
  69 void *Undo_Do_Notes(
  70         struct Tracker_Windows *window,
  71         struct WBlocks *wblock,
  72         struct WTracks *wtrack,
  73         int realline,
  74         void *pointer
  75 ){
  76         struct Undo_Notes *undo_notes=(struct Undo_Notes *)pointer;
  77         struct Notes *ntemp;
  78         struct Stops *stemp;
  79
  80         struct Tracks *track=wtrack->track;
  81
  82         ntemp=track->notes;
  83         stemp=track->stops;
  84
  85         track->notes=undo_notes->notes;
  86         track->stops=undo_notes->stops;
  87
  88         undo_notes->stops=stemp;
  89         undo_notes->notes=ntemp;
  90
  91         UpdateTrackReallines(window,wblock,wtrack);
  92
  93         return undo_notes;
  94 }
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  98