圆心运动.sqe

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========== Description Part Begin ==========
name = "圆心运动";
description = "所有实例围绕一个圆心做圆周运动。";
version = "1.00";
bin = "Circling.bin";
========== Description Part End ==========

========== Parameter Part Begin ==========
$nCharacterCount(EDIT,INT,1,1 10000,"实例总数","指的是使用了该特效的实例的总数。这个值是由影片里所选中的实例数决定的，在这里不能设置。");
$nFrameCount(EDIT,INT,3,3 3,"总帧数","指的是含有动作代码的总帧数。特效播放的总帧数可能比动作代码的帧数多。");

$nRotationSpeed(EDIT,INT,30,1 360,"旋转阻力","控制旋转的速度。这个值越大，速度越慢。");
$nSpace(EDIT,INT,15,1 10000,"间距","实例之间的距离。");
$nCentreX(EDIT,INT,0,-10000 10000,"X","圆心X的值。");
$nCentreY(EDIT,INT,0,-10000 10000,"Y","圆心Y的值。");
========== Parameter Part End ==========

========== Function Part Begin ==========
nCharacterCount = 4;
nFrameCount   = 3;

nRotationSpeed = 30;
nSpace = 15;
nCentreX = 200;
nCentreY = 200;

nDistance = new Array(nCharacterCount);
nRotate = new Array(nCharacterCount);

for(i = 1;i <= nCharacterCount;i++)
{
	nDistance[i] = 40 + (i)* nSpace;
	nRotate[i] = 0;
}

function again()
{
	gotoAndPlay(2);
}



function fun()
{
	for(i = 1;i <= nCharacterCount;i++)
	{
		
		this["c" + i]._x = nCentreX + 	nDistance[i] * Math.cos(Math.PI / 180 * nRotate[i]) ;
		this["c" + i]._y = nCentreY + 	nDistance[i] * Math.sin(Math.PI / 180* nRotate[i]) ;
		this["c" + i]._rotation = nRotate[i];
		nRotate[i]   += (360/nRotationSpeed );
		
		
	}
	
	
}
========== Function Part End ==========

========== Frame Part Begin ==========
$frame(fun,1,-1,"fun");
$frame(fun,2,-1,"fun");
$frame(again,3,-1,"again");
========== Frame Part End ==========