//
//  PCChartViewController.m
//  PNChartDemo
//
//  Created by kevin on 11/7/13.
//  Copyright (c) 2013年 kevinzhow. All rights reserved.
//

#import "PCChartViewController.h"
#define ARC4RANDOM_MAX 0x100000000

@implementation PCChartViewController

-(void)viewDidLoad
{
    [super viewDidLoad];
    self.titleLabel.textColor = PNFreshGreen;
    
    self.leftSwitch.hidden = YES;
    self.rightSwitch.hidden = YES;
    self.leftLabel.hidden = YES;
    self.rightLabel.hidden = YES;
    self.changeValueButton.hidden = YES;
    
    if ([self.title isEqualToString:@"Line Chart"]) {

        self.titleLabel.text = @"Line Chart";
        
        self.lineChart = [[PNLineChart alloc] initWithFrame:CGRectMake(0, 135.0, SCREEN_WIDTH, 200.0)];
        self.lineChart.yLabelFormat = @"%1.1f";
        self.lineChart.backgroundColor = [UIColor clearColor];
        [self.lineChart setXLabels:@[@"SEP 1",@"SEP 2",@"SEP 3",@"SEP 4",@"SEP 5",@"SEP 6",@"SEP 7"]];
        self.lineChart.showCoordinateAxis = YES;
        
        //Use yFixedValueMax and yFixedValueMin to Fix the Max and Min Y Value
        //Only if you needed
        self.lineChart.yFixedValueMax = 300.0;
        self.lineChart.yFixedValueMin = 0.0;

        [self.lineChart setYLabels:@[
            @"0 min",
            @"50 min",
            @"100 min",
            @"150 min",
            @"200 min",
            @"250 min",
            @"300 min",
            ]
         ];
        
        // Line Chart #1
        NSArray * data01Array = @[@60.1, @160.1, @126.4, @0.0, @186.2, @127.2, @176.2];
        PNLineChartData *data01 = [PNLineChartData new];
        data01.dataTitle = @"Alpha";
        data01.color = PNFreshGreen;
        data01.alpha = 0.3f;
        data01.itemCount = data01Array.count;
        data01.inflexionPointStyle = PNLineChartPointStyleTriangle;
        data01.getData = ^(NSUInteger index) {
            CGFloat yValue = [data01Array[index] floatValue];
            return [PNLineChartDataItem dataItemWithY:yValue];
        };
        
        // Line Chart #2
        NSArray * data02Array = @[@0.0, @180.1, @26.4, @202.2, @126.2, @167.2, @276.2];
        PNLineChartData *data02 = [PNLineChartData new];
        data02.dataTitle = @"Beta";
        data02.color = PNTwitterColor;
        data02.alpha = 0.5f;
        data02.itemCount = data02Array.count;
        data02.inflexionPointStyle = PNLineChartPointStyleCircle;
        data02.getData = ^(NSUInteger index) {
            CGFloat yValue = [data02Array[index] floatValue];
            return [PNLineChartDataItem dataItemWithY:yValue];
        };
        
        self.lineChart.chartData = @[data01, data02];
        [self.lineChart strokeChart];
        self.lineChart.delegate = self;
        

        [self.view addSubview:self.lineChart];

        self.lineChart.legendStyle = PNLegendItemStyleStacked;
        self.lineChart.legendFont = [UIFont boldSystemFontOfSize:12.0f];
        self.lineChart.legendFontColor = [UIColor redColor];
        
        UIView *legend = [self.lineChart getLegendWithMaxWidth:320];
        [legend setFrame:CGRectMake(30, 340, legend.frame.size.width, legend.frame.size.width)];
        [self.view addSubview:legend];
    }
    else if ([self.title isEqualToString:@"Bar Chart"])
    {
        static NSNumberFormatter *barChartFormatter;
        if (!barChartFormatter){
            barChartFormatter = [[NSNumberFormatter alloc] init];
            barChartFormatter.numberStyle = NSNumberFormatterCurrencyStyle;
            barChartFormatter.allowsFloats = NO;
            barChartFormatter.maximumFractionDigits = 0;
        }
        self.titleLabel.text = @"Bar Chart";
        
        self.barChart = [[PNBarChart alloc] initWithFrame:CGRectMake(0, 135.0, SCREEN_WIDTH, 200.0)];
//        self.barChart.showLabel = NO;
        self.barChart.backgroundColor = [UIColor clearColor];
        self.barChart.yLabelFormatter = ^(CGFloat yValue){
            return [barChartFormatter stringFromNumber:[NSNumber numberWithFloat:yValue]];
        };
        
        self.barChart.yChartLabelWidth = 20.0;
        self.barChart.chartMarginLeft = 30.0;
        self.barChart.chartMarginRight = 10.0;
        self.barChart.chartMarginTop = 5.0;
        self.barChart.chartMarginBottom = 10.0;

        
        self.barChart.labelMarginTop = 5.0;
        self.barChart.showChartBorder = YES;
        [self.barChart setXLabels:@[@"2",@"3",@"4",@"5",@"2",@"3",@"4",@"5"]];
//       self.barChart.yLabels = @[@-10,@0,@10];
//        [self.barChart setYValues:@[@10000.0,@30000.0,@10000.0,@100000.0,@500000.0,@1000000.0,@1150000.0,@2150000.0]];
        [self.barChart setYValues:@[@10.82,@1.88,@6.96,@33.93,@10.82,@1.88,@6.96,@33.93]];
        [self.barChart setStrokeColors:@[PNGreen,PNGreen,PNRed,PNGreen,PNGreen,PNGreen,PNRed,PNGreen]];
        self.barChart.isGradientShow = NO;
        self.barChart.isShowNumbers = NO;

        [self.barChart strokeChart];
        
        self.barChart.delegate = self;
        
        [self.view addSubview:self.barChart];
    }
    else if ([self.title isEqualToString:@"Circle Chart"])
    {
        self.titleLabel.text = @"Circle Chart";

        
        self.circleChart = [[PNCircleChart alloc] initWithFrame:CGRectMake(0,150.0, SCREEN_WIDTH, 100.0)
                                                                     total:@100
                                                                   current:@60
                                                                 clockwise:YES];

        self.circleChart.backgroundColor = [UIColor clearColor];

        [self.circleChart setStrokeColor:[UIColor clearColor]];
        [self.circleChart setStrokeColorGradientStart:[UIColor blueColor]];
        [self.circleChart strokeChart];
        
        [self.view addSubview:self.circleChart];
    }
    else if ([self.title isEqualToString:@"Pie Chart"])
    {
        self.titleLabel.text = @"Pie Chart";
        self.leftSwitch.hidden = NO;
        self.rightSwitch.hidden = NO;
        self.leftLabel.hidden = NO;
        self.rightLabel.hidden = NO;
        
        
        NSArray *items = @[[PNPieChartDataItem dataItemWithValue:10 color:PNLightGreen],
                           [PNPieChartDataItem dataItemWithValue:20 color:PNFreshGreen description:@"WWDC"],
                           [PNPieChartDataItem dataItemWithValue:40 color:PNDeepGreen description:@"GOOG I/O"],
                           ];
        
        self.pieChart = [[PNPieChart alloc] initWithFrame:CGRectMake(SCREEN_WIDTH /2.0 - 100, 135, 200.0, 200.0) items:items];
        self.pieChart.descriptionTextColor = [UIColor whiteColor];
        self.pieChart.descriptionTextFont  = [UIFont fontWithName:@"Avenir-Medium" size:11.0];
        self.pieChart.descriptionTextShadowColor = [UIColor clearColor];
        self.pieChart.showAbsoluteValues = NO;
        self.pieChart.showOnlyValues = NO;
        [self.pieChart strokeChart];
        
        
        self.pieChart.legendStyle = PNLegendItemStyleStacked;
        self.pieChart.legendFont = [UIFont boldSystemFontOfSize:12.0f];
        
        UIView *legend = [self.pieChart getLegendWithMaxWidth:200];
        [legend setFrame:CGRectMake(130, 350, legend.frame.size.width, legend.frame.size.height)];
        [self.view addSubview:legend];
    
        [self.view addSubview:self.pieChart];
        self.changeValueButton.hidden = YES;
    }
    else if ([self.title isEqualToString:@"Scatter Chart"])
    {
        self.animationsSwitch.hidden = YES;
        
        self.titleLabel.text = @"Scatter Chart";
        
        self.scatterChart = [[PNScatterChart alloc] initWithFrame:CGRectMake(SCREEN_WIDTH /6.0 - 30, 135, 280, 200)];
//        self.scatterChart.yLabelFormat = @"xxx %1.1f";
        [self.scatterChart setAxisXWithMinimumValue:20 andMaxValue:100 toTicks:6];
        [self.scatterChart setAxisYWithMinimumValue:30 andMaxValue:50 toTicks:5];
        [self.scatterChart setAxisXLabel:@[@"x1", @"x2", @"x3", @"x4", @"x5", @"x6"]];
        [self.scatterChart setAxisYLabel:@[@"y1", @"y2", @"y3", @"y4", @"y5"]];

        NSArray * data01Array = [self randomSetOfObjects];
        PNScatterChartData *data01 = [PNScatterChartData new];
        data01.strokeColor = PNGreen;
        data01.fillColor = PNFreshGreen;
        data01.size = 2;
        data01.itemCount = [[data01Array objectAtIndex:0] count];
        data01.inflexionPointStyle = PNScatterChartPointStyleCircle;
        __block NSMutableArray *XAr1 = [NSMutableArray arrayWithArray:[data01Array objectAtIndex:0]];
        __block NSMutableArray *YAr1 = [NSMutableArray arrayWithArray:[data01Array objectAtIndex:1]];

        data01.getData = ^(NSUInteger index) {
            CGFloat xValue = [[XAr1 objectAtIndex:index] floatValue];
            CGFloat yValue = [[YAr1 objectAtIndex:index] floatValue];
            return [PNScatterChartDataItem dataItemWithX:xValue AndWithY:yValue];
        };
        
        [self.scatterChart setup];
        self.scatterChart.chartData = @[data01];
/***    
        this is for drawing line to compare
        CGPoint start = CGPointMake(20, 35);
        CGPoint end = CGPointMake(80, 45);
        [self.scatterChart drawLineFromPoint:start ToPoint:end WithLineWith:2 AndWithColor:PNBlack];
***/
        self.scatterChart.delegate = self;
        self.changeValueButton.hidden = YES;
        [self.view addSubview:self.scatterChart];
    }
    else if ([self.title isEqualToString:@"Radar Chart"])
    {
        self.titleLabel.text = @"Radar Chart";
        
        self.leftSwitch.hidden = NO;
        self.rightSwitch.hidden = NO;
        self.leftLabel.hidden = NO;
        self.rightLabel.hidden = NO;
        self.leftLabel.text = @"Labels Style";
        self.rightLabel.text = @"Graduation";
        
        NSArray *items = @[[PNRadarChartDataItem dataItemWithValue:3 description:@"Art"],
                           [PNRadarChartDataItem dataItemWithValue:2 description:@"Math"],
                           [PNRadarChartDataItem dataItemWithValue:8 description:@"Sports"],
                           [PNRadarChartDataItem dataItemWithValue:5 description:@"Literature"],
                           [PNRadarChartDataItem dataItemWithValue:4 description:@"Other"],
                           ];
        self.radarChart = [[PNRadarChart alloc] initWithFrame:CGRectMake(0, 135.0, SCREEN_WIDTH, 300.0) items:items valueDivider:1];
        [self.radarChart strokeChart];
        
        [self.view addSubview:self.radarChart];
    }

}


- (void)userClickedOnLineKeyPoint:(CGPoint)point lineIndex:(NSInteger)lineIndex pointIndex:(NSInteger)pointIndex{
    NSLog(@"Click Key on line %f, %f line index is %d and point index is %d",point.x, point.y,(int)lineIndex, (int)pointIndex);
}

- (void)userClickedOnLinePoint:(CGPoint)point lineIndex:(NSInteger)lineIndex{
    NSLog(@"Click on line %f, %f, line index is %d",point.x, point.y, (int)lineIndex);
}


- (IBAction)changeValue:(id)sender {
    
    if ([self.title isEqualToString:@"Line Chart"]) {
        
        // Line Chart #1
        NSArray * data01Array = @[@(arc4random() % 300), @(arc4random() % 300), @(arc4random() % 300), @(arc4random() % 300), @(arc4random() % 300), @(arc4random() % 300), @(arc4random() % 300)];
        PNLineChartData *data01 = [PNLineChartData new];
        data01.color = PNFreshGreen;
        data01.itemCount = data01Array.count;
        data01.inflexionPointStyle = PNLineChartPointStyleTriangle;
        data01.getData = ^(NSUInteger index) {
            CGFloat yValue = [data01Array[index] floatValue];
            return [PNLineChartDataItem dataItemWithY:yValue];
        };
        
        // Line Chart #2
        NSArray * data02Array = @[@(arc4random() % 300), @(arc4random() % 300), @(arc4random() % 300), @(arc4random() % 300), @(arc4random() % 300), @(arc4random() % 300), @(arc4random() % 300)];
        PNLineChartData *data02 = [PNLineChartData new];
        data02.color = PNTwitterColor;
        data02.itemCount = data02Array.count;
        data02.inflexionPointStyle = PNLineChartPointStyleSquare;
        data02.getData = ^(NSUInteger index) {
            CGFloat yValue = [data02Array[index] floatValue];
            return [PNLineChartDataItem dataItemWithY:yValue];
        };
        
        [self.lineChart setXLabels:@[@"DEC 1",@"DEC 2",@"DEC 3",@"DEC 4",@"DEC 5",@"DEC 6",@"DEC 7"]];
        [self.lineChart updateChartData:@[data01, data02]];
        
    }
    else if ([self.title isEqualToString:@"Bar Chart"])
    {
        [self.barChart setXLabels:@[@"Jan 1",@"Jan 2",@"Jan 3",@"Jan 4",@"Jan 5",@"Jan 6",@"Jan 7"]];
        [self.barChart updateChartData:@[@(arc4random() % 30),@(arc4random() % 30),@(arc4random() % 30),@(arc4random() % 30),@(arc4random() % 30),@(arc4random() % 30),@(arc4random() % 30)]];
    }
    else if ([self.title isEqualToString:@"Circle Chart"])
    {
        [self.circleChart updateChartByCurrent:@(arc4random() % 100)];
    }
    else if ([self.title isEqualToString:@"Scatter Chart"])
    {
        // will be code soon.
    }
    
}

- (void)userClickedOnBarAtIndex:(NSInteger)barIndex
{
    
    NSLog(@"Click on bar %@", @(barIndex));
    
    PNBar * bar = [self.barChart.bars objectAtIndex:barIndex];
    
    CABasicAnimation *animation = [CABasicAnimation animationWithKeyPath:@"transform.scale"];
    
    animation.fromValue = @1.0;
    animation.timingFunction = [CAMediaTimingFunction functionWithName:kCAMediaTimingFunctionEaseInEaseOut];
    animation.toValue = @1.1;
    animation.duration = 0.2;
    animation.repeatCount = 0;
    animation.autoreverses = YES;
    animation.removedOnCompletion = YES;
    animation.fillMode = kCAFillModeForwards;
    
    [bar.layer addAnimation:animation forKey:@"Float"];
}

/* this function is used only for creating random points */
- (NSArray *) randomSetOfObjects{
    NSMutableArray *array = [NSMutableArray array];
    NSString *LabelFormat = @"%1.f";
    NSMutableArray *XAr = [NSMutableArray array];
    NSMutableArray *YAr = [NSMutableArray array];
    for (int i = 0; i < 25 ; i++) {
        [XAr addObject:[NSString stringWithFormat:LabelFormat,(((double)arc4random() / ARC4RANDOM_MAX) * (self.scatterChart.AxisX_maxValue - self.scatterChart.AxisX_minValue) + self.scatterChart.AxisX_minValue)]];
        [YAr addObject:[NSString stringWithFormat:LabelFormat,(((double)arc4random() / ARC4RANDOM_MAX) * (self.scatterChart.AxisY_maxValue - self.scatterChart.AxisY_minValue) + self.scatterChart.AxisY_minValue)]];
    }
    [array addObject:XAr];
    [array addObject:YAr];
    return (NSArray*) array;
}

- (IBAction)rightSwitchChanged:(id)sender {
    if ([self.title isEqualToString:@"Pie Chart"]){
        UISwitch *showLabels = (UISwitch*) sender;
        if (showLabels.on) {
            self.pieChart.showOnlyValues = NO;
        }else{
            self.pieChart.showOnlyValues = YES;
        }
        [self.pieChart strokeChart];
    }
    if ([self.title isEqualToString:@"Radar Chart"]){
        UISwitch *showLabels = (UISwitch*) sender;
        if (showLabels.on) {
            self.radarChart.isShowGraduation = NO;
        }else{
            self.radarChart.isShowGraduation = YES;
        }
        [self.radarChart strokeChart];
    }
}

- (IBAction)centerSwitchChanged:(id)sender
{
    if (self.pieChart)
    {
        [self.pieChart setEnableMultipleSelection:self.centerSwitch.on];
        [self.pieChart strokeChart];
    }
}

- (IBAction)leftSwitchChanged:(id)sender {
    if ([self.title isEqualToString:@"Pie Chart"]){
        UISwitch *showRelative = (UISwitch*) sender;
        if (showRelative.on) {
            self.pieChart.showAbsoluteValues = NO;
        }else{
            self.pieChart.showAbsoluteValues = YES;
        }
        [self.pieChart strokeChart];
    }
    if ([self.title isEqualToString:@"Radar Chart"]){
        UISwitch *showRelative = (UISwitch*) sender;
        if (showRelative.on) {
            self.radarChart.labelStyle = PNRadarChartLabelStyleHorizontal;
        }else{
            self.radarChart.labelStyle = PNRadarChartLabelStyleCircle;
        }
        [self.radarChart strokeChart];
    }
}

- (IBAction)animationsSwitchChanged:(UISwitch *)sender
{
    if ([self.title isEqualToString:@"Circle Chart"]) {
        self.circleChart.displayAnimated = sender.on;
        [self.circleChart strokeChart];
    }
    else if ([self.title isEqualToString:@"Line Chart"]) {
        self.lineChart.displayAnimated = sender.on;
        [self.lineChart strokeChart];
    }
    else if ([self.title isEqualToString:@"Bar Chart"]) {
        self.barChart.displayAnimated = sender.on;
        [self.barChart strokeChart];
    }
    else if ([self.title isEqualToString:@"Pie Chart"]) {
        self.pieChart.displayAnimated = sender.on;
        [self.pieChart strokeChart];
    }
    else if ([self.title isEqualToString:@"Radar Chart"]) {
        self.radarChart.displayAnimated = sender.on;
        [self.radarChart strokeChart];
    }
}

@end