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class YAxisLabels
{
public var labelNames:Array;
private var steps:Number;
function YAxisLabels( y_label_style:YLabelStyle, min:Number, max:Number, steps:Number, nr:Number, lv:LoadVars )
{
this.steps = steps;
this.labelNames = [];
var name:String = '';
if(nr == 1)
{
// are the Y Labels visible?
if( !y_label_style.show_labels )
return;
name = 'y_label_';
}
else if (nr = 2)
{
// are the Y Labels visible?
if( !lv.show_y2 )
return;
name = 'y_label_2_';
}
// labels
var every:Number = (max-min)/this.steps;
for( var i:Number=min; i<=max; i+=every )
{
this.yAxisLabel( i, name+String(i), y_label_style, nr );
this.labelNames.push( name+String(i) );
}
}
function yAxisLabel( title:Number, name:String, y_label_style:YLabelStyle )
{
// does _root already have this textFiled defined?
// this happens when we do an AJAX reload()
// these have to be deleted by hand or else flash goes wonky.
// In an ideal world we would put this code in the object
// distructor method, but I don't think actionscript has these :-(
if( _root[name] != undefined )
_root[name].removeTextField();
var tf:TextField = _root.createTextField(name, _root.getNextHighestDepth(), 0, 0, 100, 100);
//tf.border = true;
tf.text = _root.format(title);
var fmt:TextFormat = new TextFormat();
fmt.color = y_label_style.colour;
fmt.font = "Verdana";
fmt.size = y_label_style.size;
fmt.align = "right";
tf.setTextFormat(fmt);
tf.autoSize="right";
}
// move y axis labels to the correct x pos
function move( left:Number, box:Box )
{
var maxWidth:Number = this.width();
for( var i in this.labelNames )
{
// right align
_root[this.labelNames[i]]._x = left - _root[this.labelNames[i]]._width + maxWidth;
}
// now move it to the correct Y, vertical center align
var tick:Number = box.height/this.steps;
var count:Number = 0;
for( var i in this.labelNames )
{
_root[this.labelNames[i]]._y = box.top + (tick*count) - (_root[this.labelNames[i]]._height/2);
count+=1;
}
}
function width()
{
var max:Number = 0;
for( var x in this.labelNames )
{
max = Math.max( max, _root[this.labelNames[x]]._width );
}
return max;
}
}
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