mupdf-patched/scroll_hack.patch

   1 diff -crB mupdf-0.9-original/apps/pdfapp.c mupdf-0.9-patched/apps/pdfapp.c
   2 *** mupdf-0.9-original/apps/pdfapp.c    2011-09-05 13:55:39.000000000 +0200
   3 --- mupdf-0.9-patched/apps/pdfapp.c     2011-09-11 02:10:32.528932823 +0200
   4 ***************
   5 *** 803,813 ****
   6 --- 803,817 ----
   7                 break;
   8
   9         case 'j':
  10 +               if (app->pany + app->image->h <= app->winh)
  11 +                       goto pagedown;
  12                 app->pany -= app->image->h / 10;
  13                 pdfapp_showpage(app, 0, 0, 1);
  14                 break;
  15
  16         case 'k':
  17 +               if (app->pany >= 0)
  18 +                       goto pageup;
  19                 app->pany += app->image->h / 10;
  20                 pdfapp_showpage(app, 0, 0, 1);
  21                 break;
  22 ***************
  23 *** 871,876 ****
  24 --- 875,881 ----
  25          */
  26
  27         case ',':
  28 +       pageup:
  29                 panto = PAN_TO_BOTTOM;
  30                 if (app->numberlen > 0)
  31                         app->pageno -= atoi(app->number);
  32 ***************
  33 *** 879,884 ****
  34 --- 884,890 ----
  35                 break;
  36
  37         case '.':
  38 +       pagedown:
  39                 panto = PAN_TO_TOP;
  40                 if (app->numberlen > 0)
  41                         app->pageno += atoi(app->number);
  42 ***************
  43 *** 887,893 ****
  44                 break;
  45
  46         case 'b':
  47 !               panto = DONT_PAN;
  48                 if (app->numberlen > 0)
  49                         app->pageno -= atoi(app->number);
  50                 else
  51 --- 893,899 ----
  52                 break;
  53
  54         case 'b':
  55 !               panto = PAN_TO_TOP;
  56                 if (app->numberlen > 0)
  57                         app->pageno -= atoi(app->number);
  58                 else
  59 ***************
  60 *** 895,901 ****
  61                 break;
  62
  63         case ' ':
  64 !               panto = DONT_PAN;
  65                 if (app->numberlen > 0)
  66                         app->pageno += atoi(app->number);
  67                 else
  68 --- 901,907 ----
  69                 break;
  70
  71         case ' ':
  72 !               panto = PAN_TO_TOP;
  73                 if (app->numberlen > 0)
  74                         app->pageno += atoi(app->number);
  75                 else
  76 ***************
  77 *** 1051,1057 ****
  78                                 int isx = (modifiers & (1<<0));
  79                                 int xstep = isx ? 20 * dir : 0;
  80                                 int ystep = !isx ? 20 * dir : 0;
  81 !                               pdfapp_panview(app, app->panx + xstep, app->pany + ystep);
  82                         }
  83                 }
  84         }
  85 --- 1057,1069 ----
  86                                 int isx = (modifiers & (1<<0));
  87                                 int xstep = isx ? 20 * dir : 0;
  88                                 int ystep = !isx ? 20 * dir : 0;
  89 !
  90 !                               if (!isx && dir < 0 && app->pany + app->image->h <= app->winh)
  91 !                                       pdfapp_onkey(app, 'j');
  92 !                               else if (!isx && dir > 0 && app->pany >= 0)
  93 !                                       pdfapp_onkey(app, 'k');
  94 !                               else
  95 !                                       pdfapp_panview(app, app->panx + xstep, app->pany + ystep);
  96                         }
  97                 }
  98         }