hvirtual/cinelerra/toggleautos.C

   1 #include "filexml.h"
   2 #include "intauto.h"
   3 #include "intautos.h"
   4
   5 #define MINSTACKHEIGHT 16
   6
   7 IntAutos::IntAutos(Track *track,
   8                         int color,
   9                         int default_,
  10                         int stack_number,
  11                         int stack_total)
  12  : Autos(track, color, default_, stack_number, stack_total)
  13 {
  14 // 1 is on            -1 is off
  15         this->max = 1; this->min = -1;
  16         this->virtual_h = 100;
  17 }
  18
  19 IntAutos::~IntAutos()
  20 {
  21 }
  22
  23 int IntAutos::slope_adjustment(int64_t ax, float slope)
  24 {
  25         return 0;
  26 }
  27
  28 int IntAutos::get_track_pixels(int zoom_track, int pixel, int &center_pixel, float &yscale)
  29 {
  30         if(zoom_track < MINSTACKHEIGHT)
  31         {
  32                 center_pixel = pixel + zoom_track / 2;
  33                 yscale = -(float)zoom_track / (max - min) * .75;
  34         }
  35         else
  36         if(zoom_track / stack_total < MINSTACKHEIGHT)
  37         {
  38                 center_pixel = pixel + MINSTACKHEIGHT / 2 + (stack_number * MINSTACKHEIGHT % zoom_track) * zoom_track;
  39                 yscale = -(float)MINSTACKHEIGHT / (max - min) * .75;
  40         }
  41         else
  42         {
  43                 center_pixel = pixel + (zoom_track / stack_total) / 2 + (zoom_track / stack_total) * stack_number;
  44                 yscale = -(float)(zoom_track / stack_total) / (max - min) * .75;
  45         }
  46 }
  47
  48 int IntAutos::draw_joining_line(BC_SubWindow *canvas, int vertical, int center_pixel, int x1, int y1, int x2, int y2)
  49 {
  50         if(vertical)
  51         canvas->draw_line(center_pixel - y1, x1, center_pixel - y1, x2);
  52         else
  53         canvas->draw_line(x1, center_pixel + y1, x2, center_pixel + y1);
  54
  55         if(y1 != y2)
  56         {
  57                 if(vertical)
  58                 canvas->draw_line(center_pixel - y1, x2, center_pixel - y2, x2);
  59                 else
  60                 canvas->draw_line(x2, center_pixel + y1, x2, center_pixel + y2);
  61         }
  62 }
  63
  64
  65 Auto* IntAutos::add_auto(int64_t position, float value)
  66 {
  67         IntAuto* current = (IntAuto*)autoof(position);
  68         IntAuto* new_auto;
  69
  70         insert_before(current, new_auto = new IntAuto(this));
  71
  72         new_auto->position = position;
  73         new_auto->value = value;
  74
  75         return new_auto;
  76 }
  77
  78
  79 Auto* IntAutos::append_auto()
  80 {
  81         return append(new IntAuto(this));
  82 }
  83
  84
  85 float IntAutos::fix_value(float value)
  86 {
  87         if(value >= 0) value = 1;
  88         else
  89         if(value < 0) value = -1;
  90         return value;
  91 }
  92
  93 int IntAutos::get_testy(float slope, int cursor_x, int ax, int ay)
  94 {
  95         return ay;
  96 }
  97
  98 int IntAutos::dump()
  99 {
 100 }