function configureTool()
{
	theTool = fl.tools.activeTool;
	theTool.setToolName("Dots Spiral Tool");
	theTool.setIcon("dots_spiral.png");
	theTool.setMenuString("Dots Spiral Tool");
	theTool.setToolTip("Dots Spiral Tool");
	theTool.setOptionsFile( "dots_spiral.xml" );
};
//----------------------
function fixdots (cx,cy) {
	pt = new Array();
	for (k=0; k<=circles; k++) {
		for (i=0; i<dotsnumber; i++) {
			g = Math.pow((i/dotsnumber+k), accel)*r*4;
			j = i-(-k*dotsnumber);
			ang=angle*180/Math.PI;
			pt[j] =new Object();
			pt[j].x = (r+g)*Math.cos(2*Math.PI*i/dotsnumber-(-ang))+cx;
			pt[j].y = (r+g)*Math.sin(2*Math.PI*i/dotsnumber-(-ang))+cy;
		}
	}
};
//-----------------------------
function activate(){
	theTool= fl.tools.activeTool;
	dotsnumber=theTool.dotsnumber
	accel = theTool.accel;
	circles = theTool.circles;
	r = theTool.r;
	angle = theTool.angle;
}
function notifySettingsChanged(){
	theTool= fl.tools.activeTool;
	dotsnumber=theTool.dotsnumber
	accel = theTool.accel;
	circles = theTool.circles;
	r = theTool.r;
	angle = theTool.angle;
}
//---------------------
function transformPoint( pt,  mat )
{
	var x = pt.x * mat.a + pt.y * mat.c + mat.tx;
	var y = pt.x * mat.b + pt.y * mat.d + mat.ty;
	pt.x = x;
	pt.y = y;
}
//------------------------
function mouseDown(){
	fl.drawingLayer.beginDraw();
	Sw=fl.getDocumentDOM().width;
	Sh=fl.getDocumentDOM().height;
}
//-------------------
function mouseMove(){
	fl.drawingLayer.beginFrame();
	fl.drawingLayer.endFrame();
}
//-----------------------
function mouseUp()
{
	fl.drawingLayer.endDraw();
	pen = fl.tools.penLoc;
	transformPoint(pen, fl.getDocumentDOM().viewMatrix);
	fixdots(pen.x,pen.y);
	for (i=1; i<(dotsnumber*circles); i++) {
		if((pt[i].x<Sw+200 && pt[i].x>-200) && (pt[i].y<Sh+200 < pt[i].y>-200)){
		fl.getDocumentDOM().addNewLine({x:pt[i-1].x, y:pt[i-1].y},{x:pt[i].x, y:pt[i].y});
		}else{
			break;
		}
	}
}