kmpdfkit_demo/PDFViewer/Source/PDFHeaderFooter/PDFHeaderFooterAddController.m

//
//  HeaderFooterAlertViewController.m
//  PDFViewer
//
//  Created by kdanmobile_2 on 2022/11/16.
//

#import "PDFHeaderFooterAddController.h"
#import "PDFAddViewControllerHeader.h"

@interface PDFHeaderFooterAddController ()

@property (nonatomic,strong) NSMutableArray *dataArray;
@property (retain, nonatomic) IBOutlet UILabel *localLabel;
@property (retain, nonatomic) IBOutlet UISegmentedControl *localSegment;
@property (retain, nonatomic) IBOutlet UILabel *alignmentLabel;
@property (retain, nonatomic) IBOutlet UISegmentedControl *aligbmentSegment;
@property (retain, nonatomic) IBOutlet UILabel *colorLabel;
@property (retain, nonatomic) IBOutlet UIImageView *colerImage;
@property (retain, nonatomic) IBOutlet UISlider *colorSlider;
@property (retain, nonatomic) IBOutlet UILabel *pageNumberLabel;
@property (retain, nonatomic) IBOutlet UITextField *pageNumberText;
@property (retain, nonatomic) IBOutlet UILabel *fontSizeLabel;
@property (retain, nonatomic) IBOutlet UITextField *fontSizeText;
@property (retain, nonatomic) IBOutlet UILabel *pageIndexLabel;
@property (retain, nonatomic) IBOutlet UITextField *pageIndexNumberText;
@property (retain, nonatomic) IBOutlet UIImageView *preImaview;
@property (retain, nonatomic) IBOutlet UILabel *preLabel1;
@property (retain, nonatomic) IBOutlet UILabel *preLabel2;
@property (retain, nonatomic) IBOutlet UILabel *preLabel3;
@property (retain, nonatomic) IBOutlet UILabel *preLabel4;
@property (retain, nonatomic) IBOutlet UILabel *preLabel5;
@property (retain, nonatomic) IBOutlet UILabel *preLabel;
@property (retain, nonatomic) IBOutlet UIView *pageFormatView;
@property (retain, nonatomic) IBOutlet UILabel *titleView;
@property (retain, nonatomic) IBOutlet UIButton *okBtn;
@property (retain, nonatomic) IBOutlet UITableView *tableView;
@property (retain, nonatomic) IBOutlet UIView *headerFooterView;

@end

@implementation PDFHeaderFooterAddController

#pragma mark - UIViewController Methods

- (void)viewDidLoad { 
    [super viewDidLoad];
    
    // UI event
    [self initHeadView];
    [self initButtonView];
}

- (void)viewDidLayoutSubviews {
    [self initBasicEvent];
    [self initExtendEvent];
}

#pragma mark - Initializers

- (void)initModel {
    self.modelData = [[PDFHeaderFooterModel alloc] init];
    self.modelData.fontSize = 18.0;
    self.modelData.fontSelcet = 0;
    self.modelData.fontPosition = 0;
    self.modelData.pageStart = @"1";
}

- (void)initHeadView {
    _preImaview.image = self.image;
    CALayer *layer = [_preImaview layer];
    layer.borderColor = [[UIColor blackColor] CGColor];
    layer.borderWidth = 0.2f;
    
    _preLabel1.hidden = NO;
    _preLabel2.hidden = YES;
    _preLabel3.hidden = YES;
    _preLabel4.hidden = YES;
    _preLabel5.hidden = YES;
    _preLabel.hidden = YES;
}

- (void)initButtonView {
    _fontSizeText.delegate = self;
    _pageIndexNumberText.delegate = self;
}

- (void)initBasicEvent {
    [_localSegment addTarget:self action:@selector(changeLocation:) forControlEvents:UIControlEventValueChanged];
    [_aligbmentSegment addTarget:self action:@selector(changeAligbment:) forControlEvents:UIControlEventValueChanged];
}

- (void)initExtendEvent {
    self.pageNumberText.delegate = self;
}

#pragma mark - Accessors

- (NSArray *)dataArray {
    if (!_dataArray) {
        _dataArray = [NSMutableArray array];
        NSArray *pageFormatArray = [[NSArray alloc] initWithObjects:@"1",@"page 1",@"1/n",@"1 of n",@"page 1 of n",nil];
        
        for (int i = 0; i < pageFormatArray.count; i++) {
            [_dataArray addObject:pageFormatArray[i]];
        }
    }
    return _dataArray;
}

#pragma mark - UITextFieldDelegate

// TableView initialize
- (void)textFieldDidBeginEditing:(UITextField *)textField {
    
    if (_pageNumberText == textField) {
        
        self.tableView.delegate = self;
        self.tableView.dataSource = self;
        [_okBtn setTitle:@" " forState:UIControlStateNormal];
        
        _pageFormatView.hidden = NO;
        
        [self.okBtn addTarget:self action:@selector(pageFormatOk:) forControlEvents:UIControlEventTouchUpInside];
    }
}

- (void)textFieldDidChangeSelection:(UITextField *)textField {
    if (_pageNumberText == textField) {
        _pageFormatView.hidden = NO;
    }
}

- (BOOL)textFieldShouldReturn:(UITextField *)textField {
    [textField resignFirstResponder];
    return YES;
}

- (BOOL)textField:(UITextField *)textField shouldChangeCharactersInRange:(NSRange)range replacementString:(NSString *)string {
    if (_fontSizeText == textField || _pageIndexNumberText == textField) {
        return [self validateValue:string];
    }
    
    return YES;
}

- (BOOL)validateValue:(NSString *)number {
    BOOL res = YES;
    NSCharacterSet *numberSet = [NSCharacterSet characterSetWithCharactersInString:@"0123456789"];
    
    NSInteger i = 0;
    while (i < number.length) {
        NSString *str = [number substringWithRange:NSMakeRange(i, 1)];
        NSRange range = [str rangeOfCharacterFromSet:numberSet];
        
        if (range.length == 0) {
            res = NO;
            break;
        }
        i++;
    }
    
    return  res;
}

#pragma mark - UITableViewDataSource

- (NSInteger)tableView:(UITableView *)tableView numberOfRowsInSection:(NSInteger)section {
    return self.dataArray.count;
}

- (UITableViewCell *)tableView:(UITableView *)tableView cellForRowAtIndexPath:(NSIndexPath *)indexPath {
    UITableViewCell *cell = [tableView dequeueReusableCellWithIdentifier:@"pageFormat"];
    if (cell == nil) {
        cell = [[UITableViewCell alloc] initWithStyle:UITableViewCellStyleDefault reuseIdentifier:@"pageFormat"];
    }
    
    cell.textLabel.text = self.dataArray[indexPath.row];
    return cell;
}

#pragma mark - UITableViewDelegate

- (void)tableView:(UITableView *)tableView didSelectRowAtIndexPath:(NSIndexPath *)indexPath {
    
    self.modelData.fontSelcet = indexPath.row;
    
    self.preLabel1.text = self.dataArray[indexPath.row];
    self.preLabel2.text = self.dataArray[indexPath.row];
    self.preLabel3.text = self.dataArray[indexPath.row];
    self.preLabel4.text = self.dataArray[indexPath.row];
    self.preLabel5.text = self.dataArray[indexPath.row];
    self.preLabel.text = self.dataArray[indexPath.row];
}

#pragma mark - Actions

// Candel button enable
- (void)cancelClick:(UIBarButtonItem *)btn {
    [self.navigationController popViewControllerAnimated:YES];
}

// Done button enable
- (void)doneClick:(UIBarButtonItem *)btn {
    if ([self.delegate respondsToSelector:@selector(PDFViewPerformChangeHeaderFooter:)]) {
        [self.delegate PDFViewPerformChangeHeaderFooter:self.modelData];
    }
    
    [self.navigationController popViewControllerAnimated:YES];
}

- (void)pageFormatOk:(UIButton *)okBtn {
    self.pageNumberText.text = self.preLabel.text;
//    [self.pageFormat removeFromSuperview];
    _pageFormatView.hidden = YES;
}

#pragma mark - UI Functions

- (IBAction)colorSliderChange:(UISlider*)sender {
    switch ((int)sender.value / 10) {
        case 0:
            self.preLabel1.textColor = [UIColor redColor];
            self.preLabel2.textColor = [UIColor redColor];
            self.preLabel3.textColor = [UIColor redColor];
            self.preLabel4.textColor = [UIColor redColor];
            self.preLabel5.textColor = [UIColor redColor];
            self.preLabel.textColor = [UIColor redColor];
            self.modelData.fontColor = [UIColor redColor];
            break;
            
        case 1:
            self.preLabel1.textColor = [UIColor orangeColor];
            self.preLabel2.textColor = [UIColor orangeColor];
            self.preLabel3.textColor = [UIColor orangeColor];
            self.preLabel4.textColor = [UIColor orangeColor];
            self.preLabel5.textColor = [UIColor orangeColor];
            self.preLabel.textColor = [UIColor orangeColor];
            self.modelData.fontColor = [UIColor orangeColor];
            break;
            
        case 2:
            self.preLabel1.textColor = [UIColor colorWithRed:239.0 / 255 green:140.0 / 255 blue:133.0 / 255 alpha:1];
            self.preLabel2.textColor = [UIColor colorWithRed:239.0 / 255 green:140.0 / 255 blue:133.0 / 255 alpha:1];
            self.preLabel3.textColor = [UIColor colorWithRed:239.0 / 255 green:140.0 / 255 blue:133.0 / 255 alpha:1];
            self.preLabel4.textColor = [UIColor colorWithRed:239.0 / 255 green:140.0 / 255 blue:133.0 / 255 alpha:1];
            self.preLabel5.textColor = [UIColor colorWithRed:239.0 / 255 green:140.0 / 255 blue:133.0 / 255 alpha:1];
            self.preLabel.textColor = [UIColor colorWithRed:239.0 / 255 green:140.0 / 255 blue:133.0 / 255 alpha:1];
            self.modelData.fontColor = [UIColor colorWithRed:239.0 / 255 green:140.0 / 255 blue:133.0 / 255 alpha:1];
            break;
            
        case 3:
            self.preLabel1.textColor = [UIColor yellowColor];
            self.preLabel2.textColor = [UIColor yellowColor];
            self.preLabel3.textColor = [UIColor yellowColor];
            self.preLabel4.textColor = [UIColor yellowColor];
            self.preLabel5.textColor = [UIColor yellowColor];
            self.preLabel.textColor = [UIColor yellowColor];
            self.modelData.fontColor = [UIColor yellowColor];;
            break;
            
        case 4:
            self.preLabel1.textColor = [UIColor greenColor];
            self.preLabel2.textColor = [UIColor greenColor];
            self.preLabel3.textColor = [UIColor greenColor];
            self.preLabel4.textColor = [UIColor greenColor];
            self.preLabel5.textColor = [UIColor greenColor];
            self.preLabel.textColor = [UIColor greenColor];
            self.modelData.fontColor = [UIColor greenColor];
            break;
            
        case 5:
            self.preLabel1.textColor = [UIColor blueColor];
            self.preLabel2.textColor = [UIColor blueColor];
            self.preLabel3.textColor = [UIColor blueColor];
            self.preLabel4.textColor = [UIColor blueColor];
            self.preLabel5.textColor = [UIColor blueColor];
            self.preLabel.textColor = [UIColor blueColor];
            self.modelData.fontColor = [UIColor blueColor];
            break;
            
        case 6:
            self.preLabel1.textColor = [UIColor purpleColor];
            self.preLabel2.textColor = [UIColor purpleColor];
            self.preLabel3.textColor = [UIColor purpleColor];
            self.preLabel4.textColor = [UIColor purpleColor];
            self.preLabel5.textColor = [UIColor purpleColor];
            self.preLabel.textColor = [UIColor purpleColor];
            self.modelData.fontColor = [UIColor purpleColor];
            break;
            
        case 7:
            self.preLabel1.textColor = [UIColor colorWithRed:235.0 / 255 green:61.0 / 255 blue:133.0 / 255 alpha:1];
            self.preLabel2.textColor = [UIColor colorWithRed:235.0 / 255 green:61.0 / 255 blue:133.0 / 255 alpha:1];
            self.preLabel3.textColor = [UIColor colorWithRed:235.0 / 255 green:61.0 / 255 blue:133.0 / 255 alpha:1];
            self.preLabel4.textColor = [UIColor colorWithRed:235.0 / 255 green:61.0 / 255 blue:133.0 / 255 alpha:1];
            self.preLabel5.textColor = [UIColor colorWithRed:235.0 / 255 green:61.0 / 255 blue:133.0 / 255 alpha:1];
            self.preLabel.textColor = [UIColor colorWithRed:235.0 / 255 green:61.0 / 255 blue:133.0 / 255 alpha:1];
            self.modelData.fontColor = [UIColor colorWithRed:235.0 / 255 green:61.0 / 255 blue:133.0 / 255 alpha:1];
            break;
            
        case 8:
            self.preLabel1.textColor = [UIColor blackColor];
            self.preLabel2.textColor = [UIColor blackColor];
            self.preLabel3.textColor = [UIColor blackColor];
            self.preLabel4.textColor = [UIColor blackColor];
            self.preLabel5.textColor = [UIColor blackColor];
            self.preLabel.textColor = [UIColor blackColor];
            self.modelData.fontColor = [UIColor blackColor];
            break;
            
        case 9:
            self.preLabel1.textColor = [UIColor whiteColor];
            self.preLabel2.textColor = [UIColor whiteColor];
            self.preLabel3.textColor = [UIColor whiteColor];
            self.preLabel4.textColor = [UIColor whiteColor];
            self.preLabel5.textColor = [UIColor whiteColor];
            self.preLabel.textColor = [UIColor whiteColor];
            self.modelData.fontColor = [UIColor whiteColor];
            break;
            
        default:
            break;
    }
}
//- (void)sliderChange:(UISlider *)slider {
//
//}

- (void)showPages {
    switch (self.position.location) {
        case PDFHeaderFooterLocationHeader:
            if (self.position.aligment == PDFHeaderFooerAligmentLeft) {
                _preLabel1.hidden = NO;
                _preLabel2.hidden = YES;
                _preLabel3.hidden = YES;
                _preLabel4.hidden = YES;
                _preLabel5.hidden = YES;
                _preLabel.hidden = YES;
                
                self.modelData.fontPosition = 0;
            } else if (self.position.aligment == PDFHeaderFooerAligmentCenter) {
                _preLabel1.hidden = YES;
                _preLabel2.hidden = NO;
                _preLabel3.hidden = YES;
                _preLabel4.hidden = YES;
                _preLabel5.hidden = YES;
                _preLabel.hidden = YES;
                
                self.modelData.fontPosition = 1;
            } else {
                _preLabel1.hidden = YES;
                _preLabel2.hidden = YES;
                _preLabel3.hidden = NO;
                _preLabel4.hidden = YES;
                _preLabel5.hidden = YES;
                _preLabel.hidden = YES;
                
                self.modelData.fontPosition = 2;
            }
            break;
            
        case PDFHeaderFooterLocationFooter:
            if (self.position.aligment == PDFHeaderFooerAligmentLeft) {
                _preLabel1.hidden = YES;
                _preLabel2.hidden = YES;
                _preLabel3.hidden = YES;
                _preLabel4.hidden = NO;
                _preLabel5.hidden = YES;
                _preLabel.hidden = YES;
                
                self.modelData.fontPosition = 3;
            } else if (self.position.aligment == PDFHeaderFooerAligmentCenter) {
                _preLabel1.hidden = YES;
                _preLabel2.hidden = YES;
                _preLabel3.hidden = YES;
                _preLabel4.hidden = YES;
                _preLabel5.hidden = NO;
                _preLabel.hidden = YES;
                
                self.modelData.fontPosition = 4;
            } else {
                _preLabel1.hidden = YES;
                _preLabel2.hidden = YES;
                _preLabel3.hidden = YES;
                _preLabel4.hidden = YES;
                _preLabel5.hidden = YES;
                _preLabel.hidden = NO;
                
                self.modelData.fontPosition = 5;
            }
            break;
        default:
            break;
    }
}

- (IBAction)changePageStart:(UITextField *)sender {
    int start = [sender.text intValue];
    self.modelData.pageStart = [NSString stringWithFormat:@"%d",start];
}

- (IBAction)changeFontSize:(UITextField*)sender {
    float size = [sender.text floatValue];
    self.preLabel1.font = [UIFont systemFontOfSize:size / 3];
    self.preLabel2.font = [UIFont systemFontOfSize:size / 3];
    self.preLabel3.font = [UIFont systemFontOfSize:size / 3];
    self.preLabel4.font = [UIFont systemFontOfSize:size / 3];
    self.preLabel5.font = [UIFont systemFontOfSize:size / 3];
    self.preLabel.font = [UIFont systemFontOfSize:size / 3];
    self.modelData.fontSize = size;
}

- (IBAction)PDFHeaderFooterAddViewUp:(id)sender {
    if ([UIDevice currentDevice].orientation == UIDeviceOrientationLandscapeRight || [UIDevice currentDevice].orientation == UIDeviceOrientationLandscapeLeft || [UIDevice currentDevice].orientation == UIDeviceOrientationPortraitUpsideDown) {
        
    } else {
        [UIView animateWithDuration:0.3 delay:0 options:UIViewAnimationOptionCurveEaseIn animations:^ {
            self.headerFooterView.center = CGPointMake(self.headerFooterView.center.x, self.headerFooterView.center.y - 300);
        } completion:nil];
    }
}

- (IBAction)PDFHeaderFooterAddViewDown:(id)sender {
    if ([UIDevice currentDevice].orientation == UIDeviceOrientationLandscapeRight || [UIDevice currentDevice].orientation == UIDeviceOrientationLandscapeLeft || [UIDevice currentDevice].orientation == UIDeviceOrientationPortraitUpsideDown) {
        
    } else {
        
        [UIView animateWithDuration:0.3 delay:0 options:UIViewAnimationOptionCurveEaseIn animations:^ {
            self.headerFooterView.center = CGPointMake(self.headerFooterView.center.x, self.headerFooterView.center.y + 300);
        } completion:nil];
    }
}

@end