//
//  KMPDFPrintManageWindowController.m
//  PDF Reader
//
//  Created by 蒋志鹏 on 2018/6/19.
//  Copyright © 2018年 Kdan Mobile. All rights reserved.
//

#import "KMPDFPrintManageWindowController.h"
#import "NSMutableArray+KMOddEvenPartFetch.h"
#import "KMPDFMultiplePrintWindowController.h"
#import "KMPDFPosterPrintWindowController.h"
#import "KMPDFBookletWindowController.h"
#import "KMPurchaseCompareWindowController.h"
//#import "NSWindowController_SKExtensions.h"

//#import "KMBookletMaskView.h"

//#import "KMFileAttribute.h"
#import "PDF_Reader_Pro-Swift.h"
#import <Quartz/Quartz.h>

#define kPrintFolderPath [[NSSearchPathForDirectoriesInDomains(NSApplicationSupportDirectory, NSUserDomainMask, YES) lastObject] stringByAppendingPathComponent:[NSBundle mainBundle].bundleIdentifier]
#define kPrintManageFileSavePath [[[NSSearchPathForDirectoriesInDomains(NSApplicationSupportDirectory, NSUserDomainMask, YES) lastObject] stringByAppendingPathComponent:[NSBundle mainBundle].bundleIdentifier] stringByAppendingPathComponent:@"printManage.pdf"]

#define kPreviewMaxWidth 207.0
#define kPreviewMaxHeight 289.0

typedef NS_ENUM(NSUInteger, kPrintStyle) {
    kPrintStyle_DocumentOnly = 0,
    kPrintStyle_DocumentAndMarkups,
    kPrintStyle_DocumentAndStamps,
    kPrintStyle_FormsOnly
};

typedef NS_ENUM(NSUInteger, kPageSelectStyle) {
    kPageSelectStyle_AllPage = 0,
    kPageSelectStyle_OddPage,
    kPageSelectStyle_EvenPage,
    kPageSelectStyle_CurrentPage,
    kPageSelectStyle_HandInput
};

@interface KMPrintParameter :NSObject

@property (nonatomic, assign) kPrintStyle printStyle;
@property (nonatomic, assign) BOOL reversePages;
@property (nonatomic, assign) kPageSelectStyle pageSelectStyle;

@end


@implementation KMPrintParameter

- (void)dealloc {

}
@end


@interface KMPDFPrintManageWindowController () <NSTextFieldDelegate>

//当前文档
@property (nonatomic, retain) PDFDocument *pdfDocument;
@property (nonatomic, retain) PDFPage *currentPage;
//model 管理
@property (nonatomic, assign) NSModalSession modalSession;

@property (assign) IBOutlet NSTextField *pagesSettingLabel;
@property (assign) IBOutlet NSButton *allPageButton;
@property (assign) IBOutlet NSButton *oddPageButton;
@property (assign) IBOutlet NSButton *evenPageButton;
@property (assign) IBOutlet NSButton *currentPageButton;
@property (assign) IBOutlet NSButton *handInputPageButton;

@property (assign) IBOutlet NSTextField *intputPageRangeTextField;
@property (assign) IBOutlet NSButton *reversePageButton;

@property (assign) IBOutlet NSTextField *printSettingLabel;
@property (assign) IBOutlet NSButton *printDocumentButton;
@property (assign) IBOutlet NSButton *printDocumentAndMarkupsButton;
@property (assign) IBOutlet NSButton *printDocumentAndStampsButton;
@property (assign) IBOutlet NSButton *printFormOnlyButton;

@property (assign) IBOutlet NSButton *printButton;
@property (assign) IBOutlet NSButton *cancelButton;

@property (assign) IBOutlet NSButton *posterButton;
@property (assign) IBOutlet NSButton *mutilpleButton;
@property (assign) IBOutlet NSButton *bookletButton;

@property (assign) IBOutlet NSTextField *currentPageNumberTextField;
@property (assign) IBOutlet NSTextField *totalPageNumberLabel;

@property (assign) IBOutlet NSLayoutConstraint *previewHeightContraint;
@property (assign) IBOutlet NSLayoutConstraint *previewWidthContraint;
@property (assign) IBOutlet PDFView *preview;

@property (nonatomic, retain) KMPrintParameter *printParameter;
@property (nonatomic, retain) NSMutableArray *selectPagesIndexArray;
@property (nonatomic, retain) KMBookletMaskView *maskView;
@property (nonatomic, copy) printCallBack callBack;
@property (retain) NSArray *pageButtons;

@property(nonatomic, strong) KMPDFPosterPrintWindowController *posterVC;
@property(nonatomic, strong) KMPDFMultiplePrintWindowController *multipleVC;
@property(nonatomic, strong) KMPDFBookletWindowController *bookletVC;

@end

@implementation KMPDFPrintManageWindowController

- (void)dealloc {

}

#pragma mark - init Method

- (instancetype)initWithPDFDocument:(PDFDocument *)pdfDocument currentPage:(PDFPage *)currentpage completeHandler:(printCallBack)printHandler
{
    self = [super initWithWindowNibName:@"KMPDFPrintManageWindowController"];
    if (self) {
        [self showWaitting];
        dispatch_async(dispatch_get_global_queue(0, 0), ^{
            if (![[NSFileManager defaultManager] fileExistsAtPath:kPrintFolderPath]) {
                if (![[NSFileManager defaultManager] createDirectoryAtPath:kPrintFolderPath withIntermediateDirectories:NO attributes:nil error:nil]) {
                    return;
                }
            }
            
            self.callBack = printHandler;
            [pdfDocument writeToURL:[NSURL fileURLWithPath:kPrintManageFileSavePath]];
            self.pdfDocument = [[PDFDocument alloc] initWithURL:[NSURL fileURLWithPath:kPrintManageFileSavePath]];
            dispatch_async(dispatch_get_main_queue(), ^{
                [self hideWaitting];
                if (self.pdfDocument) {
//                    if([self.pdfDocument isLocked]) {
//                            [self.pdfDocument unlockWithPassword:pdfDocument.password];
//                    }
                    [self setTextFieldDelegate];
                    [self initFormatter];
                    [self configuInitializationParameter];
                    [self produceNewPDFForPreview];
                }else{
                    [self close];
                }
            });
        });
    }
    return self;
}

#pragma mark - 生命周期

- (void)windowDidLoad {
    [super windowDidLoad];
        
    [self localizedLanguage];
    [self configuInitializationParameter];
    
    if (!self.pdfDocument) {
        return;
    }
    
    [self setTextFieldDelegate];
    [self initFormatter];
    [self produceNewPDFForPreview];
}

- (BOOL)windowShouldClose:(id)sender
{
    return YES;
}

#pragma mark - Private Methods

- (void)localizedLanguage
{
    self.window.title = NSLocalizedString(@"Pages to Print", nil);
    
    self.pagesSettingLabel.stringValue = NSLocalizedString(@"Page Range:", nil);
    self.allPageButton.title = NSLocalizedString(@"All Pages", nil);
    self.oddPageButton.title = NSLocalizedString(@"Odd Pages Only", nil);
    self.evenPageButton.title = NSLocalizedString(@"Even Pages Only", nil);
    
    self.reversePageButton.title = NSLocalizedString(@"Reverse pages", nil);
    
    self.printSettingLabel.stringValue = NSLocalizedString(@"Comments & Forms:", nil);
    self.printDocumentButton.title = NSLocalizedString(@"Document", nil);
    self.printDocumentAndMarkupsButton.title = NSLocalizedString(@"Document and Markups", nil);
    self.printDocumentAndStampsButton.title = NSLocalizedString(@"Document and Stamps", nil);
    self.printFormOnlyButton.title = NSLocalizedString(@"Form fields only", nil);
    
    self.posterButton.title = NSLocalizedString(@"Poster", nil);
    self.mutilpleButton.title = NSLocalizedString(@"Multiple", nil);
    self.bookletButton.title = NSLocalizedString(@"Booklet", nil);
    
    self.cancelButton.title = NSLocalizedString(@"Cancel", nil);
    self.printButton.title = NSLocalizedString(@"Printer", nil);
    self.currentPageButton.title= NSLocalizedString(@"Current Page", nil);
    [self.intputPageRangeTextField.cell setPlaceholderString:NSLocalizedString(@"e.g. 1,3-5,10", nil)];
}

- (void)setTextFieldDelegate
{
    self.intputPageRangeTextField.delegate = self;
    self.currentPageNumberTextField.delegate = self;
}

- (void)initFormatter
{
    NSNumberFormatter *formatter = [[NSNumberFormatter alloc] init];
    formatter.numberStyle = NSNumberFormatterNoStyle;
    self.currentPageNumberTextField.formatter = formatter;
}

- (void)configuInitializationParameter
{
    if (!self.printParameter) {
        self.printParameter = [[KMPrintParameter alloc] init];
        self.printParameter.reversePages = NO;
        self.printParameter.printStyle = kPrintStyle_DocumentAndMarkups;
        self.printParameter.pageSelectStyle = kPageSelectStyle_AllPage;
    }
    
    self.preview.autoScales = YES;
    self.preview.backgroundColor = [NSColor whiteColor];
    self.preview.wantsLayer = YES;
    self.preview.layer.borderColor = [NSColor blackColor].CGColor;
    self.preview.layer.borderWidth = 2;
    
    self.intputPageRangeTextField.enabled = NO;
}

- (void)adjustPreviewSizeWithPage:(PDFPage *)page
{
    CGSize pageSize = [page boundsForBox:kPDFDisplayBoxMediaBox].size;
    if (page.rotation %180) {
        pageSize = CGSizeMake(pageSize.height, pageSize.width);
    }
//    NSLog(@"pageSize:%f,%f",pageSize.width,pageSize.height);
    CGFloat wRatio = kPreviewMaxWidth/pageSize.width;
    CGFloat hRatio = kPreviewMaxHeight/pageSize.height;
    
    CGFloat ratio = MIN(wRatio, hRatio);

    if (ratio == hRatio) {
        self.previewHeightContraint.constant = kPreviewMaxHeight;
        self.previewWidthContraint.constant = kPreviewMaxHeight * pageSize.width/pageSize.height;
    } else {
        self.previewWidthContraint.constant = kPreviewMaxWidth;
        self.previewHeightContraint.constant = kPreviewMaxWidth * pageSize.height/pageSize.width;
    }
}

- (NSMutableArray *)fetchPagesArrayWithParameter:(kPageSelectStyle)selectStyle
{
     NSMutableArray *pagesArray = [NSMutableArray array];
    for (NSInteger i = 0; i < self.pdfDocument.pageCount; i ++) {
        PDFPage *page = [[self.pdfDocument pageAtIndex:i] copy];
        [pagesArray addObject:page];
        
        self.currentPage = self.preview.currentPage;
    }
    
    switch (selectStyle) {
        case kPageSelectStyle_AllPage:
            
            break;
            
        case kPageSelectStyle_OddPage:
            [pagesArray subArrayWithType:KMSubArrayTypeOdd];
            break;
            
        case kPageSelectStyle_EvenPage:
            [pagesArray subArrayWithType:KMSubArrayTypeEven];
            break;
            
        case kPageSelectStyle_CurrentPage:
        {
            [pagesArray removeAllObjects];
            PDFPage *page = [self.currentPage copy];
            [pagesArray addObject:page];
        }
            break;
            
        case kPageSelectStyle_HandInput:
        {
            [pagesArray removeAllObjects];
            
            for (NSNumber *pageIndexNum in self.selectPagesIndexArray) {
                PDFPage *page = [[self.pdfDocument pageAtIndex:[pageIndexNum integerValue] - 1] copy];
                [pagesArray addObject:page];
            }
        }
            break;
            
        default:
            break;
    }
    return pagesArray;
}

- (void)pageRangeSelectWithCurrentSelectStyle:(NSButton *)sender
{
    self.allPageButton.state = NO;
    self.oddPageButton.state = NO;
    self.evenPageButton.state = NO;
    self.currentPageButton.state = NO;
    self.handInputPageButton.state = NO;
    
    if (sender) {
        sender.state = YES;
    }
}

- (void)printStyleSelectWithCurrentSelectStyle:(NSButton *)sender
{
    self.printDocumentButton.state = NO;
    self.printDocumentAndMarkupsButton.state = NO;
    self.printDocumentAndStampsButton.state = NO;
    self.printFormOnlyButton.state = NO;
    if (sender) {
        sender.state = YES;
    }
}

- (void)produceNewPDFForPreview
{
    NSMutableArray *pagesArray  = [self fetchPagesArrayWithParameter:self.printParameter.pageSelectStyle];
    
    if (pagesArray.count < 1) {
        return;
    }
    
    if (self.printParameter.reversePages) {
        NSMutableArray *tempArray = [NSMutableArray array];
        for (NSInteger i = 0; i < pagesArray.count; i ++) {
            [tempArray addObject:[pagesArray objectAtIndex:pagesArray.count - i -1]];
        }
        
        [pagesArray removeAllObjects];
        [pagesArray addObjectsFromArray:tempArray];
    }
    
    [self handleAnnotationWithPrintParameter:pagesArray printStyle:self.printParameter.printStyle];
    
    PDFDocument *document = [[PDFDocument alloc] init];
    
    for (NSInteger i = 0; i < pagesArray.count; i++) {
        PDFPage *page = [pagesArray objectAtIndex:i];
        [document insertPage:page atIndex:document.pageCount];
    }
    
    self.preview.document = document;
 
    [self.preview goToFirstPage:nil];
    [self adjustPreviewSizeWithPage:[document pageAtIndex:0]];

    self.currentPageNumberTextField.stringValue = @"1";
    self.totalPageNumberLabel.stringValue = [NSString stringWithFormat:@" / %ld",pagesArray.count];
}

- (void)handleAnnotationWithPrintParameter:(NSMutableArray *)pagesArray
                                printStyle:(kPrintStyle)printStyle
{
    for (PDFPage *page in pagesArray) {
        NSMutableArray *annotationArray = [NSMutableArray new];
        for (PDFAnnotation *annotation in page.annotations) {
            [annotationArray addObject:annotation];
        }
        
        switch (printStyle) {
            case kPrintStyle_DocumentOnly:
            {
                for (PDFAnnotation *annotation in annotationArray) {
                    [annotation.page removeAnnotation:annotation];
                }
            }
                break;
                
            case kPrintStyle_DocumentAndStamps:
            {
                for (PDFAnnotation *annotation in annotationArray) {
                    if (![annotation isKindOfClass:[PDFAnnotationStamp class]]) {
                        [annotation.page removeAnnotation:annotation];
                    }
                }
            }
                break;
                
            default:
                break;
        }
    }
}

- (void)showCriticalAlert:(NSString *)alertMsg
{
    NSAlert *alert = [[NSAlert alloc] init];
    [alert setAlertStyle:NSCriticalAlertStyle];
    if (alertMsg) {
        [alert setInformativeText:alertMsg];
    } else {
        [alert setMessageText:[NSString stringWithFormat:@"%@ %@",self.pdfDocument.documentURL.path.lastPathComponent,NSLocalizedString(@"Invalid page range or the page number is out of range. Please try again.", nil)]];
    }
    [alert runModal];
}

#pragma mark - 按钮点击方法

//所有页
- (IBAction)buttonItemClicked_AllPages:(NSButton *)sender
{
    if (sender.state) {
        if (self.printParameter.pageSelectStyle == kPageSelectStyle_AllPage) {
            return;
        }
        self.intputPageRangeTextField.stringValue = @"";
        self.intputPageRangeTextField.enabled = NO;
        
        [self pageRangeSelectWithCurrentSelectStyle:sender];
        self.printParameter.pageSelectStyle = kPageSelectStyle_AllPage;
        if (self.printParameter.printStyle == kPrintStyle_FormsOnly) {
            [self createOnlyFormDocument];
        } else {
            [self produceNewPDFForPreview];
        }
    }
}

//奇数页
- (IBAction)buttonItemClicked_OddPages:(NSButton *)sender
{
    if (sender.state) {
        if (self.printParameter.pageSelectStyle == kPageSelectStyle_OddPage) {
            return;
        }
        
        self.intputPageRangeTextField.stringValue = @"";
        self.intputPageRangeTextField.enabled = NO;
        
        [self pageRangeSelectWithCurrentSelectStyle:sender];
        self.printParameter.pageSelectStyle = kPageSelectStyle_OddPage;
        if (self.printParameter.printStyle == kPrintStyle_FormsOnly) {
            [self createOnlyFormDocument];
        } else {
            [self produceNewPDFForPreview];
        }
    }
}

//偶数页
- (IBAction)buttonItemClicked_EvenPages:(NSButton *)sender
{
    if (sender.state) {
        if (self.printParameter.pageSelectStyle == kPageSelectStyle_EvenPage) {
            return;
        }
        
        self.intputPageRangeTextField.stringValue = @"";
        self.intputPageRangeTextField.enabled = NO;
        
        [self pageRangeSelectWithCurrentSelectStyle:sender];
        self.printParameter.pageSelectStyle = kPageSelectStyle_EvenPage;
        if (self.printParameter.printStyle == kPrintStyle_FormsOnly) {
            [self createOnlyFormDocument];
        } else {
            [self produceNewPDFForPreview];
        }
    }
}

//当前页面
- (IBAction)buttonItemClicked_CurrentPage:(NSButton *)sender
{
    if (sender.state) {
        if (self.printParameter.pageSelectStyle == kPageSelectStyle_CurrentPage) {
            return;
        }
        
        self.intputPageRangeTextField.stringValue = @"";
        self.intputPageRangeTextField.enabled = NO;
        
        [self pageRangeSelectWithCurrentSelectStyle:sender];
        self.printParameter.pageSelectStyle = kPageSelectStyle_CurrentPage;
        if (self.printParameter.printStyle == kPrintStyle_FormsOnly) {
            [self createOnlyFormDocument];
        } else {
            [self produceNewPDFForPreview];
        }
    }
}


//手动输入页码
- (IBAction)buttonItemClicked_handInputPages:(NSButton *)sender
{
    if (sender.state) {
        if (self.printParameter.pageSelectStyle == kPageSelectStyle_HandInput) {
            return;
        }
        
        self.intputPageRangeTextField.enabled = YES;
         self.intputPageRangeTextField.stringValue = @"";
        [self.window makeFirstResponder:self.intputPageRangeTextField];
        
        [self pageRangeSelectWithCurrentSelectStyle:sender];
        self.printParameter.pageSelectStyle = kPageSelectStyle_HandInput;
    }
}

//反排序
- (IBAction)buttonItemClicked_Reversepages:(NSButton *)sender
{
    self.printParameter.reversePages = sender.state;
    if (self.printParameter.printStyle == kPrintStyle_FormsOnly) {
        [self createOnlyFormDocument];
    } else {
        [self produceNewPDFForPreview];
    }
    
}

//只打印Document
- (IBAction)buttonItemClicked_PrintDocumentOnly:(NSButton *)sender
{
    if (sender.state) {
        if (self.printParameter.printStyle == kPrintStyle_DocumentOnly) {
            return;
        }
        
        [self printStyleSelectWithCurrentSelectStyle:sender];
        self.printParameter.printStyle = kPrintStyle_DocumentOnly;
        [self produceNewPDFForPreview];
    }
}

//打印Document和注释
- (IBAction)buttonItemClicked_PrintDocumentAndMarkups:(NSButton *)sender
{
    if (sender.state) {
        if (self.printParameter.printStyle == kPrintStyle_DocumentAndMarkups) {
            return;
        }
        
        [self printStyleSelectWithCurrentSelectStyle:sender];
        self.printParameter.printStyle = kPrintStyle_DocumentAndMarkups;
        [self produceNewPDFForPreview];
    }
}

//打印Document和Stamp类型注释
- (IBAction)buttonItemClicked_PrintDocumentAndStamps:(NSButton *)sender
{
    if (sender.state) {
        if (self.printParameter.printStyle == kPrintStyle_DocumentAndStamps) {
            return;
        }
        
        [self printStyleSelectWithCurrentSelectStyle:sender];
        self.printParameter.printStyle = kPrintStyle_DocumentAndStamps;
        [self produceNewPDFForPreview];
    }
}

- (IBAction)buttonItemClicked_PrintFormOnly:(NSButton *)sender {
    if (sender.state) {
        if (self.printParameter.printStyle == kPrintStyle_FormsOnly) {
            return;
        }
        [self printStyleSelectWithCurrentSelectStyle:sender];
        self.printParameter.printStyle = kPrintStyle_FormsOnly;
        [self createOnlyFormDocument];
    }
}

//Preview上一页
- (IBAction)buttonItemClicked_PreviousPage:(NSButton *)sender
{
    if ([self.preview canGoToPreviousPage]) {
        [self.preview goToPreviousPage:nil];
        self.currentPageNumberTextField.stringValue = [NSString stringWithFormat:@"%ld",[self.preview.document indexForPage:[self.preview currentPage]] + 1];
        [self adjustPreviewSizeWithPage:[self.preview currentPage]];
    }
}

//PreView下一页
- (IBAction)buttonItemClicked_NextPage:(NSButton *)sender
{
    if ([self.preview canGoToNextPage]) {
        [self.preview goToNextPage:nil];
        self.currentPageNumberTextField.stringValue = [NSString stringWithFormat:@"%ld",[self.preview.document indexForPage:[self.preview currentPage]] + 1];
        [self adjustPreviewSizeWithPage:[self.preview currentPage]];
    }
}

//Poster
- (IBAction)buttonItemClicked_Poster:(NSButton *)sender
{
    if (![IAPProductsManager defaultManager].isAvailableAllFunction) {
        [self close];
        [[KMPurchaseCompareWindowController sharedInstance] showWindow:nil];
        return;
    }
    
    [self close];
    _posterVC = [[KMPDFPosterPrintWindowController alloc] initWithPDFDocument:self.pdfDocument];
    [[NSApp mainWindow] beginSheet:_posterVC.window completionHandler:^(NSModalResponse returnCode) {
        
    }];
//    [posterVC beginSheetModalForWindow:[NSApp mainWindow] completionHandler:nil];
}

//Multiple
- (IBAction)buttonItemClicked_Multiple:(NSButton *)sender
{
    if (![IAPProductsManager defaultManager].isAvailableAllFunction) {
        [self close];
        [[KMPurchaseCompareWindowController sharedInstance] showWindow:nil];
        return;
    }
    [self close];
    _multipleVC = [[KMPDFMultiplePrintWindowController alloc] initWithPDFDocument:self.pdfDocument];
//    [multipleVC beginSheetModalForWindow:[NSApp mainWindow] completionHandler:nil];
    [[NSApp mainWindow] beginSheet:_multipleVC.window completionHandler:^(NSModalResponse returnCode) {
        
    }];
}

//Booklet
- (IBAction)buttonItemClicked_Booklet:(NSButton *)sender
{
    if (![IAPProductsManager defaultManager].isAvailableAllFunction) {
        [self close];
        [[KMPurchaseCompareWindowController sharedInstance] showWindow:nil];
        return;
    }
    
    [self close];
    _bookletVC = [[KMPDFBookletWindowController alloc] initWithDocument:self.pdfDocument];
//    [bookletVC beginSheetModalForWindow:[NSApp mainWindow] completionHandler:nil];
    [[NSApp mainWindow] beginSheet:_bookletVC.window completionHandler:^(NSModalResponse returnCode) {
        
    }];
}

//取消
- (IBAction)buttonItemClicked_Cancel:(NSButton *)sender
{
    [self close];
}

- (void)close{
    if (self.window.isSheet) {
        [self.window.sheetParent endSheet:self.window];
//        [self dismissSheet:nil];
    } else {
        [super close];
    }
}

//打印
- (IBAction)buttonItemClicked_Print:(NSButton *)sender
{
    [self.window makeFirstResponder:self.preview];
    if (self.callBack) {
        [self close];
        self.callBack(self.preview.document);
    }
}

#pragma mark - NSTextField Delegate

- (void)controlTextDidEndEditing:(NSNotification *)notification
{
    NSTextField *textField = notification.object;
    if ([textField isEqual:self.intputPageRangeTextField]) {
        if (!self.selectPagesIndexArray) {
            self.selectPagesIndexArray  = [NSMutableArray array];
        }else{
            [self.selectPagesIndexArray removeAllObjects];
        }
        
        KMFileAttribute *fileAttribute = [[KMFileAttribute alloc] init];
        fileAttribute.filePath = [self.pdfDocument.documentURL path];
        fileAttribute.bAllPage = NO;
        fileAttribute.pagesString = self.intputPageRangeTextField.stringValue;
        if ([fileAttribute fetchSelectPages]) {
            [self.selectPagesIndexArray addObjectsFromArray: [fileAttribute fetchSelectPages]];
            if (self.printParameter.printStyle == kPrintStyle_FormsOnly) {
                [self createOnlyFormDocument];
            } else {
                [self produceNewPDFForPreview];
            }
        }else{
            [self showCriticalAlert:nil];
        }
    }else if ([textField isEqual:self.currentPageNumberTextField]){
        PDFPage *targetPage = [self.preview.document pageAtIndex:[self.currentPageNumberTextField.stringValue integerValue] - 1];
        if (targetPage) {
            [self.preview goToPage:targetPage];
        }
        
    }
}


- (void)controlTextDidChange:(NSNotification *)notification
{
    NSTextField *textField = notification.object;
    if ([textField isEqual:self.currentPageNumberTextField]) {
        NSString *string = [self.currentPageNumberTextField.formatter stringFromNumber:[NSNumber numberWithFloat:[self.currentPageNumberTextField.stringValue integerValue]]];
        if ([string integerValue] > self.preview.document.pageCount) {
            string = [NSString stringWithFormat:@"%ld",self.preview.document.pageCount];
        }else if ([string integerValue] <= 0){
            string = @"1";
        }
        self.currentPageNumberTextField.stringValue = string;
    }
}

#pragma mark - 开始转圈，隐藏转圈提示

- (void)showWaitting
{
    if (!_maskView) {
        _maskView = [[KMBookletMaskView alloc] initWithFrame:NSMakeRect(0, 0, self.window.frame.size.width, self.window.frame.size.height)];
    }
    [self.window.contentView addSubview:_maskView];
}

- (void)hideWaitting
{
    [_maskView removeFromSuperview];
}

//创建一个新的空白只打印formPDF
- (void)createOnlyFormDocument {
      NSMutableArray *pagesArray  = [self fetchPagesArrayWithParameter:self.printParameter.pageSelectStyle];
    if (pagesArray.count < 1) {
        NSBeep();
        return;
    }
    if (self.printParameter.reversePages) {
        pagesArray = [NSMutableArray arrayWithArray:[[pagesArray reverseObjectEnumerator] allObjects]];
    }
    
    //取最大宽高作为画布大小
    CGFloat maxWidth = 0;
    CGFloat maxHeight = 0;
    for (NSInteger i = 0; i < pagesArray.count; i++) {
        PDFPage *page = [pagesArray objectAtIndex:i];
        CGRect rect = [page boundsForBox:kPDFDisplayBoxMediaBox];
        maxWidth = MAX(maxWidth, CGRectGetWidth(rect));
        maxHeight = MAX(maxHeight, CGRectGetHeight(rect));
    }
    
    //生成画布
    CGContextRef myPDFContext = NULL;
   CGRect mediaBox = CGRectMake(0, 0, maxWidth, maxHeight);
    NSString *newFieldName = [[[self.pdfDocument.documentURL.lastPathComponent stringByDeletingPathExtension] stringByAppendingString:@"_FormOnly"] stringByAppendingPathExtension:@"pdf"];
    NSString *newPDFPath = [[[NSSearchPathForDirectoriesInDomains(NSApplicationSupportDirectory, NSUserDomainMask, YES) lastObject] stringByAppendingPathComponent:[NSBundle mainBundle].bundleIdentifier] stringByAppendingPathComponent:newFieldName];
    CFStringRef ref = (__bridge CFStringRef)newPDFPath;
    myPDFContext = PDFContextCreate(&mediaBox, ref);
    
    for (NSInteger i = 0; i < pagesArray.count; i++) {
        PDFPage *page = [pagesArray objectAtIndex:i];
        mediaBox.size.width = [page boundsForBox:kPDFDisplayBoxMediaBox].size.width;
        mediaBox.size.height = [page boundsForBox:kPDFDisplayBoxMediaBox].size.height;
        CFStringRef myKeys[1];
        CFTypeRef myValues[1];
        myKeys[0] = kCGPDFContextMediaBox;
        
        myValues[0] = (CFTypeRef) CFDataCreate(NULL,(const UInt8 *)&mediaBox, sizeof (CGRect));
        
        CFDictionaryRef pageDictionary = CFDictionaryCreate(NULL, (const void **) myKeys,
                                                            (const void **) myValues, 1,
                                                            &kCFTypeDictionaryKeyCallBacks,
                                                            & kCFTypeDictionaryValueCallBacks);
        CGPDFContextBeginPage(myPDFContext, pageDictionary);
        /*-------------绘制页开始---------------------**/
        NSMutableArray *array = [NSMutableArray array];
        for (NSInteger i = 0; i < page.annotations.count; i++) {
            PDFAnnotation *annotation = [page.annotations objectAtIndex:i];
            if ([annotation isKindOfClass:[PDFAnnotationButtonWidget class]] ||
                [annotation isKindOfClass:[PDFAnnotationTextWidget class]] ||
                [annotation isKindOfClass:[PDFAnnotationChoiceWidget class]]) {
                [array addObject:annotation];
            }
        }
        for (NSInteger i = 0; i < array.count; i++) {
            PDFAnnotation *annotation = [array objectAtIndex:i];
            CGRect newPosition = annotation.bounds;
//            if (page.rotation == 90) {
//                newPosition = CGRectMake(CGRectGetMinY(annotation.bounds), CGRectGetHeight(mediaBox) - CGRectGetMaxX(annotation.bounds), CGRectGetHeight(annotation.bounds), CGRectGetWidth(annotation.bounds));
//            } else if (page.rotation == 180) {
//                newPosition = CGRectMake(CGRectGetMaxX(mediaBox) - CGRectGetMaxX(annotation.bounds), CGRectGetMaxY(mediaBox) - CGRectGetMaxY(annotation.bounds), CGRectGetWidth(annotation.bounds), CGRectGetHeight(annotation.bounds));
//            } else if (page.rotation == 270) {
//                newPosition = CGRectMake(CGRectGetMaxX(mediaBox) - CGRectGetMaxY(annotation.bounds), CGRectGetMinX(annotation.bounds), CGRectGetHeight(annotation.bounds), CGRectGetWidth(annotation.bounds));
//            }
            if ([annotation isKindOfClass:[PDFAnnotationButtonWidget class]]) {
                PDFAnnotationButtonWidget *actulWidget = (PDFAnnotationButtonWidget *)annotation;
                if (actulWidget.controlType == kPDFWidgetCheckBoxControl) {
                    CGContextSaveGState(myPDFContext);
                    /* 如果没有签署，那么不画
                     CGContextAddRect(myPDFContext, newPosition);
                     CGContextStrokePath(myPDFContext);*/
                    if (actulWidget.state) {
                        CGFloat originalWidth = CGRectGetWidth(newPosition);
                        CGFloat originalHeight = CGRectGetHeight(newPosition);
                        CGFloat min = MIN(CGRectGetWidth(newPosition), CGRectGetHeight(newPosition));
                        newPosition.size.width = min;
                        newPosition.size.height = min;
                        CGContextTranslateCTM(myPDFContext, newPosition.origin.x + (originalWidth - newPosition.size.width)/2.0, newPosition.origin.y + (originalHeight - newPosition.size.height /2.0));
                        CGFloat x = newPosition.size.width/7;
                        CGFloat y = newPosition.size.height/5;
                        CGContextMoveToPoint(myPDFContext, x,newPosition.size.height/2.0);
                        CGContextAddLineToPoint(myPDFContext,(newPosition.size.width-2*x)/3.0+x, y);
                        CGContextAddLineToPoint(myPDFContext, newPosition.size.width-x, newPosition.size.height-y);
                        CGContextStrokePath(myPDFContext);
                    }
                    CGContextRestoreGState(myPDFContext);
                } else if (actulWidget.controlType == kPDFWidgetRadioButtonControl) {
                    CGContextSaveGState(myPDFContext);
                    /*如果没有签署，那么不画
                     CGContextStrokeEllipseInRect(myPDFContext, newPosition);*/
                    if (actulWidget.state) {
                        CGContextSetStrokeColorWithColor(myPDFContext, [NSColor blackColor].CGColor);
                        CGContextSetFillColorWithColor(myPDFContext, [NSColor blackColor].CGColor);
                        
                        CGFloat x = newPosition.size.width/9;
                        CGContextFillEllipseInRect(myPDFContext, CGRectInset(newPosition, x, x));
                    }
                    CGContextRestoreGState(myPDFContext);
                } else {
                    CGContextSaveGState(myPDFContext);
                    CGContextAddRect(myPDFContext, newPosition);
                    CGContextSetFillColorWithColor(myPDFContext, [NSColor colorWithRed:220/255.0 green:220/255.0 blue:220/255.0 alpha:1.0].CGColor);
                    CGContextFillPath(myPDFContext);
                    CGContextRestoreGState(myPDFContext);
                    
                    if (actulWidget.caption.length > 0) {
                        [NSGraphicsContext saveGraphicsState];
                        NSGraphicsContext *context = [NSGraphicsContext graphicsContextWithGraphicsPort:myPDFContext flipped:NO];
                        [NSGraphicsContext setCurrentContext:context];
                        NSDictionary *attributeDic = @{NSFontAttributeName:actulWidget.font,NSForegroundColorAttributeName:[(PDFAnnotationTextWidget *)actulWidget fontColor]};
                        CGSize size = [actulWidget.caption sizeWithAttributes:attributeDic];
                        CGRect drawRect = newPosition;
                        if (CGRectGetWidth(drawRect) > size.width) {
                            drawRect.origin.x += (CGRectGetWidth(drawRect) - size.width)/2.0;
                        }
                        if (CGRectGetHeight(drawRect) > size.height) {
                            drawRect.origin.y += (CGRectGetHeight(drawRect) - size.height)/2.0;
                        }
                        drawRect.size.height = size.height;
                        [actulWidget.caption drawInRect:drawRect withAttributes:@{NSFontAttributeName:actulWidget.font,NSForegroundColorAttributeName:[(PDFAnnotationTextWidget *)actulWidget fontColor]}];
                        [NSGraphicsContext restoreGraphicsState];
                    }
                }
            } else if ([annotation isKindOfClass:[PDFAnnotationTextWidget class]]) {
                PDFAnnotationTextWidget *actualWidget = (PDFAnnotationTextWidget *)annotation;
                if ([actualWidget stringValue] > 0) {
                    [NSGraphicsContext saveGraphicsState];
                    NSGraphicsContext *context = [NSGraphicsContext graphicsContextWithGraphicsPort:myPDFContext flipped:NO];
                    [NSGraphicsContext setCurrentContext:context];
                    
                    NSDictionary *attributeDic = @{NSFontAttributeName:actualWidget.font,NSForegroundColorAttributeName:[actualWidget fontColor]};
                    
                    if (actualWidget.isMultiline) {
                        NSMutableAttributedString *attributeString = [[NSMutableAttributedString alloc] initWithString:actualWidget.stringValue];
                        [attributeString setAlignment:actualWidget.alignment range:NSMakeRange(0, attributeString.length)];
                        [attributeString addAttributes:attributeDic range:NSMakeRange(0, attributeString.length)];
                        [attributeString drawInRect:newPosition];
                    } else {
                        CGSize size = [actualWidget.stringValue sizeWithAttributes:attributeDic];
                        
                        if (size.height < newPosition.size.height) {
                            newPosition.origin.y = CGRectGetMaxY(newPosition) - size.height;
                            newPosition.size.height = size.height;
                        }
                        
                        NSMutableAttributedString *attributeString = [[NSMutableAttributedString alloc] initWithString:actualWidget.stringValue];
                        [attributeString addAttributes:attributeDic range:NSMakeRange(0, attributeString.length)];
                        [attributeString setAlignment:actualWidget.alignment range:NSMakeRange(0, attributeString.length)];
                        [attributeString drawInRect:newPosition];
                    }
                    [NSGraphicsContext restoreGraphicsState];
                }
                
            } else if([annotation isKindOfClass:[PDFAnnotationChoiceWidget class]]){
                PDFAnnotationChoiceWidget *actualWidget = (PDFAnnotationChoiceWidget *)annotation;
                if (actualWidget.isListChoice) {
                    NSDictionary *attributeDict = @{NSFontAttributeName:actualWidget.font,NSForegroundColorAttributeName:[actualWidget fontColor]};
                    CGFloat fontHeight = [actualWidget.stringValue sizeWithAttributes:attributeDict].height;
                    NSGraphicsContext *context = [NSGraphicsContext graphicsContextWithGraphicsPort:myPDFContext flipped:NO];
                    [NSGraphicsContext setCurrentContext:context];
                    for (NSInteger i = 0; i < actualWidget.choices.count; i++) {
                        CGRect drawRect = CGRectZero;
                        CGFloat drawedHeight = i * fontHeight;
                        CGFloat drawingHeight = fontHeight;
                        drawRect.origin.y = MAX(CGRectGetMaxY(newPosition) - drawedHeight - drawingHeight,CGRectGetMinY(newPosition));
                        drawRect.origin.x = newPosition.origin.x;
                        drawRect.size.width = CGRectGetWidth(newPosition);
                        drawRect.size.height = MIN(fontHeight, CGRectGetHeight(newPosition) - drawedHeight);
                        
                        NSString *drawString = [actualWidget.choices objectAtIndex:i];
                        if ([drawString isEqualToString:actualWidget.stringValue]) {
                            CGContextAddRect(myPDFContext, drawRect);
                            CGContextSetFillColorWithColor(myPDFContext, [NSColor colorWithRed:155/255.0 green:155/255.0 blue:155/255.0 alpha:1.0].CGColor);
                            CGContextFillPath(myPDFContext);
                        }
                        [drawString drawInRect:drawRect withAttributes:attributeDict];
                        
                    }
                    
                    [NSGraphicsContext restoreGraphicsState];
                } else {
                    CGContextSaveGState(myPDFContext);
                    [NSGraphicsContext saveGraphicsState];
                    NSGraphicsContext *context = [NSGraphicsContext graphicsContextWithGraphicsPort:myPDFContext flipped:NO];
                    [NSGraphicsContext setCurrentContext:context];
                    
                    NSDictionary *attributeDic = @{NSFontAttributeName:actualWidget.font,NSForegroundColorAttributeName:[actualWidget fontColor]};
                    
                    CGSize size = [actualWidget.stringValue sizeWithAttributes:attributeDic];
                    CGRect drawRect = newPosition;
                    if (CGRectGetWidth(drawRect) > size.width) {
                        drawRect.origin.x += (CGRectGetWidth(drawRect) - size.width)/2.0;
                    }
                    if (CGRectGetHeight(drawRect) > size.height) {
                        drawRect.origin.y += (CGRectGetHeight(drawRect) - size.height)/2.0;
                    }
                    drawRect.size.height = size.height;
                    [[actualWidget stringValue] drawInRect:drawRect withAttributes:attributeDic];
                    
                    [NSGraphicsContext restoreGraphicsState];
                    CGContextRestoreGState(myPDFContext);
                }
            } else {
                CGContextSaveGState(myPDFContext);
                CGContextAddRect(myPDFContext, newPosition);
                CGContextSetFillColorWithColor(myPDFContext, [NSColor yellowColor].CGColor);
                CGContextFillPath(myPDFContext);
                CGContextRestoreGState(myPDFContext);
            }
        }
        /*-------------绘制页结束---------------------**/
        CGPDFContextEndPage(myPDFContext);
        CFRelease(pageDictionary);
        CFRelease(myValues[0]);
        
    }
    CGPDFContextClose(myPDFContext);
    CGContextRelease(myPDFContext);

    self.preview.document = [[PDFDocument alloc] initWithURL:[NSURL fileURLWithPath:newPDFPath]];
    
    [self.preview goToFirstPage:nil];
    [self adjustPreviewSizeWithPage:[self.preview.document pageAtIndex:0]];
    
    self.currentPageNumberTextField.stringValue = @"1";
    self.totalPageNumberLabel.stringValue = [NSString stringWithFormat:@" / %ld",pagesArray.count];
}

//创建一个图形上下文对象
CGContextRef PDFContextCreate (const CGRect *inMediaBox,
                                 CFStringRef path)
{
    CGContextRef myOutContext = NULL;
    CFURLRef url;

    url = CFURLCreateWithFileSystemPath (NULL, // 1
                                         path,
                                         kCFURLPOSIXPathStyle,
                                         false);
    if (url != NULL) {
        myOutContext = CGPDFContextCreateWithURL (url,// 2
                                                  inMediaBox,
                                                  NULL);
        CFRelease(url);// 3
    }
    return myOutContext;// 4
}
@end