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function PieChart(x,y,radius,timeline,depth, /*optional:*/ startAngle){
PieChart.instances++;
this._mc = timeline.createEmptyMovieClip("PieChartInstance"+PieChart.instances, depth);
this._mc._x = x; this._mc._y = y;
this.radius = radius;
this.divisions = new Array();
this.startAngle = (startAngle == undefined) ? 0 : startAngle;
}
PieChart.instances = 0;
PieChart.prototype.setStartAngle = function(angleR){
this.startAngle = angleR;
}
PieChart.prototype.setRadius = function(radius){
this.radius = radius;
}
PieChart.prototype.setPosition = function(x,y){
this._mc._x = x; this._mc._y = y;
}
PieChart.prototype.insertSlice = function(position, percent, fillColor){
this.divisions.splice(position, 0, {p:percent, c:fillColor});
return position;
}
PieChart.prototype.appendSlice = function(percent, fillColor){
return this.insertSlice(this.divisions.length, percent, fillColor);
}
PieChart.prototype.removeSlice = function(position){
this.divisions.splice(position, 1);
}
PieChart.prototype.clearSlices = function(){
this.divisions = new Array();
}
PieChart.prototype.setSlicePercent = function(position, percent){
this.divisions[position].p = percent;
}
PieChart.prototype.getSlicePercent = function(position){
return this.divisions[position].p;
}
PieChart.prototype.getTotalPercent = function(){
var tot = 0;
for (var i=0; i<this.divisions.length; i++) tot += this.divisions[i].p;
return tot;
}
PieChart.prototype.render = function(){
this._mc.clear();
this._mc.lineStyle(0,0,100);
var a1 = this.startAngle, a2;
for (var i=0; i<this.divisions.length; i++){
a2 = a1 + this.divisions[i].p*Math.PI*2;
if (this.divisions[i].p){
this._mc.beginFill(this.divisions[i].c, 100);
this._mc.CircleSegmentTo(0, 0, a1, a2, this.radius, "CW");
this._mc.lineTo(0,0);
this._mc.endFill();
}
a1 = a2;
}
}
