gistfile1.txt

#import "CPCustomView.h"
#include "math.h"
#define LENGTH 250
#define HEIGHT 250

@implementation CPCustomView
@synthesize bgColor = _bgColor;
@synthesize MVO_D_Points = _MVO_D_Points;
@synthesize TCP_U_Points = _TCP_U_Points;
@synthesize TCP_D_Points = _TCP_D_Points;
@synthesize MVO_U_Points = _MVO_U_Points;

- (void)setBgColor:(UIColor *)bgColor{
    [_bgColor release];
    _bgColor = [bgColor retain];
    [self setNeedsDisplay];
}


- (void)awakeFromNib{
    self.bgColor = [UIColor orangeColor];
}

- (void)drawRect:(CGRect)rect
{

    
    [self.bgColor setFill];
    [self graphPoints:_MVO_D_Points];
   // [self graphPoints:_MVO_U_Points];
   // [self graphPoints:_TCP_D_Points];
   // [self graphPoints:_TCP_U_Points];

}

-(void) graphPoints:(NSArray *)nsArray{
   NSLog(@"GraphPoints%@ ", nsArray);
    
    CGContextRef context = UIGraphicsGetCurrentContext();

    NSUInteger count = [nsArray count];
    CGFloat prevValX;
    CGFloat prevValY;
    CGFloat deltaX = LENGTH / (count - 1);
    // CGFloat deltaY = HEIGHT / (count - 1) ;
    
    //allocate data points for graph
    for(int i=1; i<count; i++){
        NSValue *currentPointValue = [nsArray objectAtIndex:i];
        CGPoint currentPoint = [currentPointValue CGPointValue];
        CGPoint previousPoint = [[nsArray objectAtIndex:i-1] CGPointValue];
        prevValX = previousPoint.x;
        prevValY = previousPoint.y;
        
        //Scale the graph
       // CGFloat xVal = count + (deltaX * i);
       // CGFloat yVal = currentPoint.y;
        CGFloat xVal = rand() % 250;
        CGFloat yVal = rand() % 250;
        
        //Draw Points
        if (nsArray == _MVO_U_Points) {
            NSLog(@"MVO D");
        }else if (nsArray == _MVO_U_Points){
           // NSLog(@"MVO U");
        }else if (nsArray == _TCP_D_Points){
           // NSLog(@"TCP D");
        }else { //_TCP_U_Point
           // NSLog(@"TCP U");
        }
        

        CGContextSetFillColorWithColor(context, [UIColor redColor].CGColor);
        CGContextFillEllipseInRect(context, CGRectMake(xVal, yVal, 5, 5));
        
        CGFloat white[4] = {1.0f, 1.0f, 1.0f, 1.0f};
        CGContextSetStrokeColorWithColor(context, [UIColor whiteColor].CGColor);
        CGContextSetStrokeColorWithColor(context, [UIColor blueColor].CGColor);
        
        CGContextBeginPath(context);
        CGContextMoveToPoint(context, prevValX, prevValY);
        CGContextAddLineToPoint(context, xVal, yVal);
        CGContextStrokePath(context);
    }
    
    //----- AXIS
    CGFloat white[4] = {1.0f, 1.0f, 1.0f, 1.0f};
    CGContextSetStrokeColor(context, white);
    CGContextBeginPath(context);
    
    //Vert Line
    CGContextMoveToPoint(context, 25, 25);
    CGContextAddLineToPoint(context, 25, 275);
    
    //Horiz Line
    CGContextMoveToPoint(context, 25, 275);
    CGContextAddLineToPoint(context, 275, 275);
    CGContextStrokePath(context); 
    //----- END AXIS
   }