public Area Dock(Area stBase, Dock cDock)
{
Area stRetVal = this;
if (null != cDock)
{
switch (cDock.eCorner)
{
case helpers.Dock.Corner.upper_left:
stRetVal.nLeft = 0;
stRetVal.nTop = 0;
break;
case helpers.Dock.Corner.upper_right:
stRetVal.nLeft = (short)(stBase.nWidth - nWidth);
stRetVal.nTop = 0;
break;
case helpers.Dock.Corner.bottom_left:
stRetVal.nLeft = 0;
stRetVal.nTop = (short)(stBase.nHeight - nHeight);
break;
case helpers.Dock.Corner.bottom_right:
stRetVal.nLeft = (short)(stBase.nWidth - nWidth);
stRetVal.nTop = (short)(stBase.nHeight - nHeight);
break;
case helpers.Dock.Corner.center:
stRetVal.nLeft = (short)Math.Round((float)stBase.nWidth / 2 - (float)nWidth / 2);
stRetVal.nTop = (short)Math.Round((float)stBase.nHeight / 2 - (float)nHeight / 2);
break;
}
stRetVal.nLeft += cDock.cOffset.nLeft;
stRetVal.nTop += cDock.cOffset.nTop;
}
return stRetVal;
}
public EffectVideo()
: base()
{
cDock = new Dock(Dock.Corner.upper_left, new Dock.Offset(0, 0));
bOpacity = true;
stArea = Area.stEmpty;
}
public void DockAccept(Dock cDock)
{
Area stAreaNew = Dock(this, cDock);
nLeft = stAreaNew.nLeft;
nRight = stAreaNew.nRight;
}
public void Shift(bool bVertical, float nPosition, Dock.Offset cOffsetAbsolute, float nShiftTotal)
{
_bShiftVertical = bVertical;
_nShiftPosition = nPosition;
_cShiftOffset = cOffsetAbsolute;
_nShiftTotal = nShiftTotal;
}