kmpdfkit_demo/PDFViewer/Source/PDFKeyboardToolbar/PDFSettingFontView.m

//
//  PDFSettingFontView.m
//  PDFReader
//
//  Copyright © 2014-2022 PDF Technologies, Inc. All Rights Reserved.
//
//  The PDF Reader Sample applications are licensed with a modified BSD license.
//  Please see License for details. This notice may not be removed from this file.
//

#import "PDFSettingFontView.h"

@interface PDFSettingFontView ()
@property (nonatomic, assign) NSInteger minValue;
@property (nonatomic, assign) NSInteger maxValue;
@property (nonatomic, retain) UITableView *tableView;
@end

@implementation PDFSettingFontView

- (id)initWithFrame:(CGRect)frame
           minValue:(NSInteger)minValue
           maxValue:(NSInteger)maxValue{
    self = [super initWithFrame:frame];
    self.minValue = minValue;
    self.maxValue =  maxValue;
    if (self) {
        _tableView = [[UITableView alloc] initWithFrame:self.bounds];
        _tableView.delegate = self;
        _tableView.dataSource = self;
        _tableView.separatorInset = UIEdgeInsetsZero;
        _tableView.backgroundColor = [UIColor clearColor];
        _tableView.autoresizingMask = UIViewAutoresizingFlexibleWidth|UIViewAutoresizingFlexibleHeight;
        [self addSubview:_tableView];
    }

    return self;
}

- (void)dealloc
{
    _fontNamedelegate = nil;
    _tableView.delegate = nil;
    _tableView.dataSource = nil;
    [_tableView release];
    
    [super dealloc];
}

- (void)setCurValue:(NSInteger)curValue
{
    _curValue = curValue;
    [_tableView reloadData];
    NSInteger row = self.curValue - self.minValue;
    NSIndexPath * indexPath = [NSIndexPath indexPathForRow:row inSection:0];
    [_tableView scrollToRowAtIndexPath:indexPath atScrollPosition:UITableViewScrollPositionMiddle animated:YES];    
}

- (void)tableView:(UITableView *)tableView didSelectRowAtIndexPath:(NSIndexPath *)indexPath
{
    self.curValue = _minValue + indexPath.row;
    if ([_fontNamedelegate respondsToSelector:@selector(fontNamesView:didSelectedTextFontName:)]) {
        [_fontNamedelegate fontNamesView:self didSelectedTextsize:(_minValue + indexPath.row)];
    }
}
- (NSInteger)numberOfSectionsInTableView:(UITableView *)tableView{
    return 1;
}

- (NSInteger)tableView:(UITableView *)tableView numberOfRowsInSection:(NSInteger)section{
    return _maxValue - _minValue + 1;
}

- (CGFloat)tableView:(UITableView *)tableView heightForRowAtIndexPath:(NSIndexPath *)indexPath {
    return 40;
}

- (UITableViewCell *)tableView:(UITableView *)tableView cellForRowAtIndexPath:(NSIndexPath *)indexPath
{
    static NSString *CellIdentifier = @"FontNameCell";
    
    UITableViewCell *cell = [tableView dequeueReusableCellWithIdentifier:CellIdentifier];
    if (cell == nil) {
        cell = [[[UITableViewCell alloc] initWithStyle:UITableViewCellStyleDefault reuseIdentifier:CellIdentifier] autorelease];
        cell.backgroundColor = [UIColor clearColor];
    }
    
    cell.textLabel.text = [NSString stringWithFormat:@"%@",@(_minValue + indexPath.row)];
    
    if (self.curValue == _minValue + indexPath.row) {
        cell.accessoryType = UITableViewCellAccessoryCheckmark;
    } else {
        cell.accessoryType = UITableViewCellAccessoryNone;
    }
    
    cell.backgroundColor = [UIColor clearColor];
    return cell;
}

@end