_OnEvent(SsKeyAttr attr)
{
// take value at just key frame.
SsAttrValue[] values = _res.GetAttrValues(attr);
if (values.Length == 0)
{
return;
}
// ignore within previous frame
if ((int)_mgr._animeFrame == (int)_mgr._prevFrame)
{
return;
}
// trace each frame from previous frame to current frame.
int destFrame = (int)_mgr._animeFrame;
int frame = (int)_mgr._prevFrame;
for (int i = 0; i < _mgr._playFrameLength; ++i)
{
frame = _mgr._StepFrameFromPrev(frame);
SsAttrValue v;
if (frame < values.Length)
{
// get value at this frame
v = values[frame];
}
else
{
// refer to the single value consolidated from multiple keyframes
v = values[0];
}
// is this a generated value from interpolation?
if (!v.HasValue)
{
// is time just at key?
SsKeyFrameInterface key = _res.GetKey(attr, v.RefKeyIndex);
if (key.Time == frame)
{
// OK
switch (attr)
{
case SsKeyAttr.User:
SsUserDataKeyFrame userKey = (SsUserDataKeyFrame)key;
OnUserDataKey(this, userKey.Value);
break;
case SsKeyAttr.Sound:
SsSoundKeyFrame soundKey = (SsSoundKeyFrame)key;
OnSoundKey(this, soundKey.Value);
break;
default:
Debug.LogWarning("Not implemented event: " + attr);
break;
}
}
}
if (frame == destFrame)
{
break;
}
}
}