ArcGIS iOS : Add a number in circle

// Create point symbol with Numbers on Map

- (AGSCompositeSymbol *) inputStopSymbolWithNumber:(int) stopNumber {

    

AGSCompositeSymbol *cs = [AGSCompositeSymbol compositeSymbol];

    // create outline

AGSSimpleLineSymbol *sls = [AGSSimpleLineSymbol simpleLineSymbol];

sls.color = [UIColor blackColor];

sls.width = 2;

sls.style = AGSSimpleLineSymbolStyleSolid;

    

    // add number as a text symbol

AGSTextSymbol *ts =  [[AGSTextSymbol alloc] initWithText:[NSString stringWithFormat:@"%d", stopNumber] color:[UIColor blackColor]];

ts.vAlignment = AGSTextSymbolVAlignmentMiddle;

ts.hAlignment = AGSTextSymbolHAlignmentCenter;

ts.fontSize = 18;      

    

    // create main circle

AGSSimpleMarkerSymbol *sms = [AGSSimpleMarkerSymbol simpleMarkerSymbol];   

    sms.color = [UIColor colorWithRed:238.0/255.0 green:195.0/255.0 blue:3.0/255.0 alpha:1.0];

sms.outline = sls;

    

    // Dynamically set size of Text

//[sms setSize:CGSizeMake(labelStringSize.width+8,25)];

    

    [sms setSize:CGSizeMake(25,25)];

sms.style = AGSSimpleMarkerSymbolStyleCircle;

    

[cs addSymbol:sms];

[cs addSymbol:ts];

   

return cs;

}