qcsrc/menu/anim/keyframe.qc

   1 #include "keyframe.qh"
   2
   3 #include "../menu.qh"
   4 #include "easing.qh"
   5
   6 #include "../item/container.qh"
   7
   8 .entity parent;
   9
  10         entity makeHostedKeyframe(entity obj, void(entity, float) objSetter, float animDuration, float animStart, float animEnd)
  11         {
  12                 entity this = makeKeyframe(obj, objSetter, animDuration, animStart, animEnd);
  13                 anim.addAnim(anim, this);
  14                 return this;
  15         }
  16
  17         entity makeKeyframe(entity obj, void(entity, float) objSetter, float animDuration, float animStart, float animEnd)
  18         {
  19                 entity this = NEW(Keyframe);
  20                 this.configureAnimation(this, obj, objSetter, time, animDuration, animStart, animEnd);
  21                 return this;
  22         }
  23
  24         METHOD(Keyframe, addEasing, entity(entity this, float animDurationTime, float animEnd, float(float, float, float, float) func))
  25         {
  26                 entity other = makeEasing(this.object, this.setter, func, getNewChildStart(this), getNewChildDuration(this, animDurationTime), getNewChildValue(this), animEnd);
  27                 this.addAnim(this, other);
  28                 return other;
  29         }
  30
  31         float getNewChildStart(entity this)
  32         {
  33                 if (this.lastChild) return this.lastChild.startTime + this.lastChild.duration;
  34                 else return 0;
  35         }
  36
  37         float getNewChildDuration(entity this, float durationTime)
  38         {
  39                 float maxDura = this.duration;
  40                 if (this.lastChild) maxDura = maxDura - (this.lastChild.startTime + this.lastChild.duration);
  41                 float dura = durationTime;
  42                 if (0 >= dura || dura > maxDura) dura = maxDura;
  43                 return dura;
  44         }
  45
  46         float getNewChildValue(entity this)
  47         {
  48                 if (this.lastChild) return this.lastChild.startValue + this.lastChild.delta;
  49                 else return this.startValue;
  50         }
  51
  52         METHOD(Keyframe, addAnim, void(entity this, entity other))
  53         {
  54                 if (other.parent) error("Can't add already added anim!");
  55
  56                 if (other.isFinished(other)) error("Can't add finished anim!");
  57
  58                 other.parent = this;
  59
  60                 entity l = this.lastChild;
  61
  62                 if (l)
  63                 {
  64                         l.nextSibling = other;
  65                 }
  66                 else
  67                 {
  68                         this.currentChild = other;
  69                         this.firstChild = other;
  70                 }
  71
  72                 other.prevSibling = l;
  73                 other.nextSibling = NULL;
  74                 this.lastChild = other;
  75         }
  76
  77         METHOD(Keyframe, calcValue, float(entity this, float tickTime, float animDuration, float animStartValue, float animDelta))
  78         {
  79                 if (this.currentChild)
  80                         if (this.currentChild.isFinished(this.currentChild)) this.currentChild = this.currentChild.nextSibling;
  81
  82                 if (this.currentChild)
  83                 {
  84                         this.currentChild.tick(this.currentChild, tickTime);
  85                         return this.currentChild.value;
  86                 }
  87
  88                 return animStartValue + animDelta;
  89         }