AIGaugeTest.jsx

#target "Illustrator"
#targetengine main

//  Create the dialog box first
var result = gaugeDialog();
$.writeln("Result was: " + result);

var radius = parseInt(result.radius);
var steps = parseInt(result.steps);
var value_offset = parseInt(result.offset);
var value_multiplier = parseInt(result.value_multiplier);
var minticks = parseInt(result.minticks);
var rotation_offset = parseInt(result.rotation_offset);
var total_angle = parseInt(result.total_angle);
var align_values = parseInt(result.align_values);

var width = 1000;
var height = 1000;
var centre = width/2;
var offset = rotation_offset - (360-total_angle)/2;

draw_gauge();

function position_from_angle(radius,angle){
    x = centre + radius*Math.cos(angle*Math.PI/180);
    y = centre + radius*Math.sin(angle*Math.PI/180);
    return [x,y] ;
}

function radius_put_value(doc,radius,angle,value,align) {
    this_text = doc.textFrames.pointText(position_from_angle(radius,angle));
    this_text.contents = value.toString();
    this_text.paragraphs[0].paragraphAttributes.justification = Justification.CENTER;
    if (align == 1) {
        this_text.rotate(angle-90);
    }
}

function place_tick(doc,radius,angle,start,end,width) {
    var this_path = doc.pathItems.add();
    this_path.setEntirePath ([position_from_angle(radius-start,angle), position_from_angle(radius-end,angle)]);
    this_path.strokeWidth = width;
}


function draw_gauge() {
    var doc = app.documents.add(null,width,height);
    $.writeln("Draw Gauge Called: " + radius + " steps " + steps);
    var step;
    for (step = 0; step <= steps; step++) {
        $.writeln("Calling Put Radius Value");
        radius_put_value(doc,
                        radius,
                        (-step*total_angle/steps)+offset,
                        value_offset+(step*steps*value_multiplier),
                        align_values);
    }
    $.writeln("Add  Minor Ticks");
    // Add the Minor Ticks
    doc.layers.add().name = "TicksMinor" ;
    minsteps = steps * minticks ;
    for (step = 0; step <= minsteps; step++) {
        place_tick(doc, radius,
                (-step*total_angle/minsteps)+offset,
                10,
                20,
                5) ;
    }
    $.writeln("Add Major Ticks");
    // Add the Major Ticks
    doc.layers.add().name = "TicksMajor" ;
    for (step = 0; step <= steps; step++) {
        place_tick(doc, radius,
                (-step*total_angle/steps)+offset,
                10,
                40,
                10) ;
    }
    return 1;
}



function gaugeDialog()  
   {  
        function add_child(name,def_value,units){
            this.line = myDialog.add('group');
            name_title = this.line.add('statictext',undefined,name);
            name_title.characters = 20;
            var ret_val = this.line.add('edittext',undefined,def_value);
            ret_val.characters = 6;
            this.line.add('statictext',undefined,units);
            return ret_val;
        }

        var myDialog = new Window ('dialog', 'Radial Gauge');  
        myDialog.alignChildren = "left";

        var radius = add_child('Radius',400,'mm');
        var steps = add_child('Steps',10,'number');
        var offset = add_child('Start Offset',0,'value');
        var minticks = add_child('SubDivisions',10,'value');
        var value_multiplier = add_child('Multiplier',1,'value');
        var total_angle = add_child('Total Angle',240,'degrees');
        var rotation_offset = add_child('Rotation Offset',-90,'degrees');
        var align_values = add_child('Align Values',1,'0/1');

        var rgo = myDialog.add ('group');  
            rgo.alignment = "right";  
            rgo.add('button', undefined, 'Cancel', {name: 'cancel'});  
            rgo.add('button', undefined, 'OK', {name: 'ok'});  
var myResult = myDialog.show();  
if (myResult == 1)  
 {  
     $.writeln("Will return: " + radius.text )
     return {   radius : radius.text, 
                steps : steps.text, 
                offset : offset.text,
                minticks : minticks.text,
                value_multiplier : value_multiplier.text,
                total_angle : total_angle.text,
                rotation_offset : rotation_offset.text, 
                align_values : align_values.text 
            };  
 }  
if (myResult == 2)  
 {  
     exit();  
 }  
}