public bool Show(AnimData AD)
{
if (AD.animType == AnimOperation.AnimDraw || AD.animType == AnimOperation.AnimErase)
{
Point[] ptRect = new Point[4];
ptRect[0] = AD.ptRelRightTop;
ptRect[1].X = AD.ptRelRightTop.X;
ptRect[1].Y = -AD.ptRelRightTop.Y;
int nRemainSteps = AD.iStep - AD.iTotalSteps;
int nRemainAngle = AD.iParameter * nRemainSteps;
double fxScale = MATRIXF.fixedDiv(AD.iStep, AD.iTotalSteps);
double fxAngle = MATRIXF.fixedDiv(nRemainAngle, AD.iTotalSteps);
MATRIXF matrix = MATRIXF.scaleMatrix(fxScale, fxScale) * MATRIXF.rotateMatrix(fxAngle);
ptRect[0] = ptRect[0] * matrix;
ptRect[1] = ptRect[1] * matrix;
ptRect[2] = MATRIXF.sum(AD.ptCenter, ptRect[0]);
ptRect[3] = MATRIXF.sum(AD.ptCenter, ptRect[1]);
ptRect[0] = MATRIXF.subtract(AD.ptCenter, ptRect[0]);
ptRect[1] = MATRIXF.subtract(AD.ptCenter, ptRect[1]);
drawPoly(ptRect, AD.color);
} //end if
return(true);
} //end Show
